示例#1
0
文件: tool.py 项目: bendavis78/zope
    def __init__(self):

        self._import_registry = ImportStepRegistry()
        self._export_registry = ExportStepRegistry()
        self._export_registry.registerStep('step_registries',
                                           exportStepRegistries,
                                           'Export import / export steps.')
        self._toolset_registry = ToolsetRegistry()
示例#2
0
文件: tool.py 项目: bendavis78/zope
 def __init__(self, id):
     self.id = str(id)
     self._import_registry = ImportStepRegistry()
     self._export_registry = ExportStepRegistry()
     self._export_registry.registerStep(
         'step_registries',
         _getDottedName(exportStepRegistries),
         'Export import / export steps.',
     )
     self._toolset_registry = ToolsetRegistry()
示例#3
0
文件: tool.py 项目: goschtl/zope
 def __init__(self, id):
     self.id = str(id)
     self._import_registry = ImportStepRegistry()
     self._export_registry = ExportStepRegistry()
     self._export_registry.registerStep('step_registries',
                                        _getDottedName(exportStepRegistries),
                                        'Export import / export steps.',
                                       )
     self._toolset_registry = ToolsetRegistry()
示例#4
0
文件: tool.py 项目: goschtl/zope
    def __init__( self ):

        self._import_registry = ImportStepRegistry()
        self._export_registry = ExportStepRegistry()
        self._export_registry.registerStep( 'step_registries'
                                          , exportStepRegistries
                                          , 'Export import / export steps.'
                                          )
        self._toolset_registry = ToolsetRegistry()
示例#5
0
文件: tool.py 项目: bendavis78/zope
class SetupTool(UniqueObject, Folder):
    """ Profile-based site configuration manager.
    """
    __implements__ = (ISetupTool, ) + Folder.__implements__

    id = 'portal_setup'
    meta_type = 'Portal Setup Tool'

    _import_context_id = ''

    security = ClassSecurityInfo()

    def __init__(self):

        self._import_registry = ImportStepRegistry()
        self._export_registry = ExportStepRegistry()
        self._export_registry.registerStep('step_registries',
                                           exportStepRegistries,
                                           'Export import / export steps.')
        self._toolset_registry = ToolsetRegistry()

    #
    #   ISetupTool API
    #
    security.declareProtected(ManagePortal, 'getEncoding')

    def getEncoding(self):
        """ See ISetupTool.
        """
        return 'ascii'

    security.declareProtected(ManagePortal, 'getImportContextId')

    def getImportContextID(self):
        """ See ISetupTool.
        """
        return self._import_context_id

    security.declareProtected(ManagePortal, 'setImportContext')

    def setImportContext(self, context_id, encoding=None):
        """ See ISetupTool.
        """
        self._import_context_id = context_id

        self._updateImportStepsRegistry(encoding)
        self._updateExportStepsRegistry(encoding)
        self._updateToolsetRegistry(encoding)

    security.declareProtected(ManagePortal, 'getImportStepRegistry')

    def getImportStepRegistry(self):
        """ See ISetupTool.
        """
        return self._import_registry

    security.declareProtected(ManagePortal, 'getImportStepRegistry')

    def getExportStepRegistry(self):
        """ See ISetupTool.
        """
        return self._export_registry

    security.declareProtected(ManagePortal, 'getToolsetRegistry')

    def getToolsetRegistry(self):
        """ See ISetupTool.
        """
        return self._toolset_registry

    security.declareProtected(ManagePortal, 'executeStep')

    def runImportStep(self, step_id, run_dependencies=True, purge_old=None):
        """ See ISetupTool.
        """
        context = self._getImportContext(self._import_context_id, purge_old)

        info = self._import_registry.getStepMetadata(step_id)

        if info is None:
            raise ValueError, 'No such import step: %s' % step_id

        dependencies = info.get('dependencies', ())

        messages = {}
        steps = []
        if run_dependencies:
            for dependency in dependencies:

                if dependency not in steps:
                    message = self._doRunImportStep(dependency, context)
                    messages[dependency] = message
                    steps.append(dependency)

        message = self._doRunImportStep(step_id, context)
        messages[step_id] = message
        steps.append(step_id)

        return {'steps': steps, 'messages': messages}

    security.declareProtected(ManagePortal, 'runAllSetupSteps')

    def runAllImportSteps(self, purge_old=None):
        """ See ISetupTool.
        """
        context = self._getImportContext(self._import_context_id, purge_old)

        steps = self._import_registry.sortSteps()
        messages = {}

        for step in steps:
            message = self._doRunImportStep(step, context)
            messages[step] = message

        return {'steps': steps, 'messages': messages}

    security.declareProtected(ManagePortal, 'runExportStep')

    def runExportStep(self, step_id):
        """ See ISetupTool.
        """
        return self._doRunExportSteps([step_id])

    security.declareProtected(ManagePortal, 'runAllExportSteps')

    def runAllExportSteps(self):
        """ See ISetupTool.
        """
        return self._doRunExportSteps(self._export_registry.listSteps())

    security.declareProtected(ManagePortal, 'createSnapshot')

    def createSnapshot(self, snapshot_id):
        """ See ISetupTool.
        """
        context = SnapshotExportContext(self, snapshot_id)
        messages = {}
        steps = self._export_registry.listSteps()

        for step_id in steps:

            handler = self._export_registry.getStep(step_id)

            if handler is None:
                raise ValueError('Invalid export step: %s' % step_id)

            messages[step_id] = handler(context)

        return {
            'steps': steps,
            'messages': messages,
            'url': context.getSnapshotURL(),
            'snapshot': context.getSnapshotFolder()
        }

    security.declareProtected(ManagePortal, 'compareConfigurations')

    def compareConfigurations(self,
                              lhs_context,
                              rhs_context,
                              missing_as_empty=False,
                              ignore_blanks=False,
                              skip=('CVS', '.svn')):
        """ See ISetupTool.
        """
        differ = ConfigDiff(lhs_context, rhs_context, missing_as_empty,
                            ignore_blanks, skip)

        return differ.compare()

    security.declareProtected(ManagePortal, 'markupComparison')

    def markupComparison(self, lines):
        """ See ISetupTool.
        """
        result = []

        for line in lines.splitlines():

            if line.startswith('** '):

                if line.find('File') > -1:
                    if line.find('replaced') > -1:
                        result.append(('file-to-dir', line))
                    elif line.find('added') > -1:
                        result.append(('file-added', line))
                    else:
                        result.append(('file-removed', line))
                else:
                    if line.find('replaced') > -1:
                        result.append(('dir-to-file', line))
                    elif line.find('added') > -1:
                        result.append(('dir-added', line))
                    else:
                        result.append(('dir-removed', line))

            elif line.startswith('@@'):
                result.append(('diff-range', line))

            elif line.startswith(' '):
                result.append(('diff-context', line))

            elif line.startswith('+'):
                result.append(('diff-added', line))

            elif line.startswith('-'):
                result.append(('diff-removed', line))

            elif line == '\ No newline at end of file':
                result.append(('diff-context', line))

            else:
                result.append(('diff-header', line))

        return '<pre>\n%s\n</pre>' % ('\n'.join(
            [('<span class="%s">%s</span>' % (cl, escape(l)))
             for cl, l in result]))

    #
    #   ZMI
    #
    manage_options = (
        Folder.manage_options[:1] + ({
            'label': 'Properties',
            'action': 'manage_tool'
        }, {
            'label': 'Import',
            'action': 'manage_importSteps'
        }, {
            'label': 'Export',
            'action': 'manage_exportSteps'
        }, {
            'label': 'Snapshots',
            'action': 'manage_snapshots'
        }, {
            'label': 'Comparison',
            'action': 'manage_showDiff'
        }) + Folder.manage_options[3:]  # skip "View", "Properties"
    )

    security.declareProtected(ManagePortal, 'manage_tool')
    manage_tool = PageTemplateFile('sutProperties', _wwwdir)

    security.declareProtected(ManagePortal, 'manage_updateToolProperties')

    def manage_updateToolProperties(self, context_id, RESPONSE):
        """ Update the tool's settings.
        """
        self.setImportContext(context_id)

        RESPONSE.redirect('%s/manage_tool?manage_tabs_message=%s' %
                          (self.absolute_url(), 'Properties+updated.'))

    security.declareProtected(ManagePortal, 'manage_importSteps')
    manage_importSteps = PageTemplateFile('sutImportSteps', _wwwdir)

    security.declareProtected(ManagePortal, 'manage_importSelectedSteps')

    def manage_importSelectedSteps(self, ids, run_dependencies, RESPONSE):
        """ Import the steps selected by the user.
        """
        if not ids:
            message = 'No+steps+selected.'

        else:
            steps_run = []
            for step_id in ids:
                result = self.runImportStep(step_id, run_dependencies)
                steps_run.extend(result['steps'])

            message = 'Steps+run:%s' % '+,'.join(steps_run)

        RESPONSE.redirect('%s/manage_importSteps?manage_tabs_message=%s' %
                          (self.absolute_url(), message))

    security.declareProtected(ManagePortal, 'manage_importSelectedSteps')

    def manage_importAllSteps(self, RESPONSE):
        """ Import all steps.
        """
        result = self.runAllImportSteps()
        message = 'Steps+run:%s' % '+,'.join(result['steps'])

        RESPONSE.redirect('%s/manage_importSteps?manage_tabs_message=%s' %
                          (self.absolute_url(), message))

    security.declareProtected(ManagePortal, 'manage_exportSteps')
    manage_exportSteps = PageTemplateFile('sutExportSteps', _wwwdir)

    security.declareProtected(ManagePortal, 'manage_exportSelectedSteps')

    def manage_exportSelectedSteps(self, ids, RESPONSE):
        """ Export the steps selected by the user.
        """
        if not ids:
            RESPONSE.redirect('%s/manage_exportSteps?manage_tabs_message=%s' %
                              (self.absolute_url(), 'No+steps+selected.'))

        result = self._doRunExportSteps(ids)
        RESPONSE.setHeader('Content-type', 'application/x-gzip')
        RESPONSE.setHeader('Content-disposition',
                           'attachment; filename=%s' % result['filename'])
        return result['tarball']

    security.declareProtected(ManagePortal, 'manage_exportAllSteps')

    def manage_exportAllSteps(self, RESPONSE):
        """ Export all steps.
        """
        result = self.runAllExportSteps()
        RESPONSE.setHeader('Content-type', 'application/x-gzip')
        RESPONSE.setHeader('Content-disposition',
                           'attachment; filename=%s' % result['filename'])
        return result['tarball']

    security.declareProtected(ManagePortal, 'manage_snapshots')
    manage_snapshots = PageTemplateFile('sutSnapshots', _wwwdir)

    security.declareProtected(ManagePortal, 'listSnapshotInfo')

    def listSnapshotInfo(self):
        """ Return a list of mappings describing available snapshots.

        o Keys include:

          'id' -- snapshot ID

          'title' -- snapshot title or ID

          'url' -- URL of the snapshot folder
        """
        result = []
        snapshots = self._getOb('snapshots', None)

        if snapshots:

            for id, folder in snapshots.objectItems('Folder'):

                result.append({
                    'id': id,
                    'title': folder.title_or_id(),
                    'url': folder.absolute_url()
                })
        return result

    security.declareProtected(ManagePortal, 'listProfileInfo')

    def listProfileInfo(self):
        """ Return a list of mappings describing registered profiles.

        o Keys include:

          'id' -- profile ID

          'title' -- profile title or ID

          'description' -- description of the profile

          'path' -- path to the profile within its product

          'product' -- name of the registering product
        """
        return _profile_registry.listProfileInfo()

    security.declareProtected(ManagePortal, 'listContextInfos')

    def listContextInfos(self):
        """ List registered profiles and snapshots.
        """

        s_infos = [{
            'id': 'snapshot-%s' % info['id'],
            'title': info['title']
        } for info in self.listSnapshotInfo()]
        p_infos = [{
            'id': 'profile-%s' % info['id'],
            'title': info['title']
        } for info in self.listProfileInfo()]

        return tuple(s_infos + p_infos)

    security.declareProtected(ManagePortal, 'manage_createSnapshot')

    def manage_createSnapshot(self, RESPONSE, snapshot_id=None):
        """ Create a snapshot with the given ID.

        o If no ID is passed, generate one.
        """
        if snapshot_id is None:
            timestamp = time.gmtime()
            snapshot_id = 'snapshot-%4d%02d%02d%02d%02d%02d' % timestamp[:6]

        self.createSnapshot(snapshot_id)

        RESPONSE.redirect('%s/manage_snapshots?manage_tabs_message=%s' %
                          (self.absolute_url(), 'Snapshot+created.'))

    security.declareProtected(ManagePortal, 'manage_showDiff')
    manage_showDiff = PageTemplateFile('sutCompare', _wwwdir)

    def manage_downloadDiff(self, lhs, rhs, missing_as_empty, ignore_blanks,
                            RESPONSE):
        """ Crack request vars and call compareConfigurations.

        o Return the result as a 'text/plain' stream, suitable for framing.
        """
        comparison = self.manage_compareConfigurations(lhs, rhs,
                                                       missing_as_empty,
                                                       ignore_blanks)
        RESPONSE.setHeader('Content-Type', 'text/plain')
        return _PLAINTEXT_DIFF_HEADER % (lhs, rhs, comparison)

    security.declareProtected(ManagePortal, 'manage_compareConfigurations')

    def manage_compareConfigurations(self, lhs, rhs, missing_as_empty,
                                     ignore_blanks):
        """ Crack request vars and call compareConfigurations.
        """
        lhs_context = self._getImportContext(lhs)
        rhs_context = self._getImportContext(rhs)

        return self.compareConfigurations(lhs_context, rhs_context,
                                          missing_as_empty, ignore_blanks)

    #
    #   Helper methods
    #
    security.declarePrivate('_getProductPath')

    def _getProductPath(self, product_name):
        """ Return the absolute path of the product's directory.
        """
        try:
            product = __import__('Products.%s' % product_name, globals(), {},
                                 ['initialize'])
        except ImportError:
            raise ValueError, 'Not a valid product name: %s' % product_name

        return product.__path__[0]

    security.declarePrivate('_getImportContext')

    def _getImportContext(self, context_id, should_purge=None):
        """ Crack ID and generate appropriate import context.
        """
        encoding = self.getEncoding()

        if context_id.startswith('profile-'):

            context_id = context_id[len('profile-'):]
            info = _profile_registry.getProfileInfo(context_id)

            if info.get('product'):
                path = os.path.join(self._getProductPath(info['product']),
                                    info['path'])
            else:
                path = info['path']
            if should_purge is None:
                should_purge = (info.get('type') != EXTENSION)
            return DirectoryImportContext(self, path, should_purge, encoding)

        # else snapshot
        context_id = context_id[len('snapshot-'):]
        if should_purge is None:
            should_purge = True
        return SnapshotImportContext(self, context_id, should_purge, encoding)

    security.declarePrivate('_updateImportStepsRegistry')

    def _updateImportStepsRegistry(self, encoding):
        """ Update our import steps registry from our profile.
        """
        context = self._getImportContext(self._import_context_id)
        xml = context.readDataFile(IMPORT_STEPS_XML)
        if xml is None:
            return

        info_list = self._import_registry.parseXML(xml, encoding)

        for step_info in info_list:

            id = step_info['id']
            version = step_info['version']
            handler = _resolveDottedName(step_info['handler'])

            dependencies = tuple(step_info.get('dependencies', ()))
            title = step_info.get('title', id)
            description = ''.join(step_info.get('description', []))

            self._import_registry.registerStep(id=id,
                                               version=version,
                                               handler=handler,
                                               dependencies=dependencies,
                                               title=title,
                                               description=description)

    security.declarePrivate('_updateExportStepsRegistry')

    def _updateExportStepsRegistry(self, encoding):
        """ Update our export steps registry from our profile.
        """
        context = self._getImportContext(self._import_context_id)
        xml = context.readDataFile(EXPORT_STEPS_XML)
        if xml is None:
            return

        info_list = self._export_registry.parseXML(xml, encoding)

        for step_info in info_list:

            id = step_info['id']
            handler = _resolveDottedName(step_info['handler'])

            title = step_info.get('title', id)
            description = ''.join(step_info.get('description', []))

            self._export_registry.registerStep(id=id,
                                               handler=handler,
                                               title=title,
                                               description=description)

    security.declarePrivate('_updateToolsetRegistry')

    def _updateToolsetRegistry(self, encoding):
        """ Update our toolset registry from our profile.
        """
        context = self._getImportContext(self._import_context_id)
        xml = context.readDataFile(TOOLSET_XML)
        if xml is None:
            return

        self._toolset_registry.parseXML(xml, encoding)

    security.declarePrivate('_doRunImportStep')

    def _doRunImportStep(self, step_id, context):
        """ Run a single import step, using a pre-built context.
        """
        handler = self._import_registry.getStep(step_id)

        if handler is None:
            raise ValueError('Invalid import step: %s' % step_id)

        return handler(context)

    security.declarePrivate('_doRunExportSteps')

    def _doRunExportSteps(self, steps):
        """ See ISetupTool.
        """
        context = TarballExportContext(self)
        messages = {}

        for step_id in steps:

            handler = self._export_registry.getStep(step_id)

            if handler is None:
                raise ValueError('Invalid export step: %s' % step_id)

            messages[step_id] = handler(context)

        return {
            'steps': steps,
            'messages': messages,
            'tarball': context.getArchive(),
            'filename': context.getArchiveFilename()
        }
示例#6
0
文件: tool.py 项目: bendavis78/zope
class SetupTool(Folder):
    """ Profile-based site configuration manager.
    """

    implements(ISetupTool)

    meta_type = 'Generic Setup Tool'

    _baseline_context_id = ''
    # BBB _import_context_id is a vestige of a stateful import context
    _import_context_id = ''

    _profile_upgrade_versions = {}

    security = ClassSecurityInfo()

    def __init__(self, id):
        self.id = str(id)
        self._import_registry = ImportStepRegistry()
        self._export_registry = ExportStepRegistry()
        self._export_registry.registerStep(
            'step_registries',
            exportStepRegistries,
            'Export import / export steps.',
        )
        self._toolset_registry = ToolsetRegistry()

    #
    #   ISetupTool API
    #
    security.declareProtected(ManagePortal, 'getEncoding')

    def getEncoding(self):
        """ See ISetupTool.
        """
        return 'utf-8'

    security.declareProtected(ManagePortal, 'getImportContextID')

    def getImportContextID(self):
        """ See ISetupTool.
        """
        warn(
            'getImportContextId, and the very concept of a stateful '
            'active import context, is deprecated.  You can find the '
            'base profile that was applied using getBaselineContextID.',
            DeprecationWarning,
            stacklevel=2)
        return self._import_context_id

    security.declareProtected(ManagePortal, 'getBaselineContextID')

    def getBaselineContextID(self):
        """ See ISetupTool.
        """
        return self._baseline_context_id

    security.declareProtected(ManagePortal, 'setImportContext')

    def setImportContext(self, context_id, encoding=None):
        """ See ISetupTool.
        """
        warn(
            'setImportContext is deprecated.  Use setBaselineContext to '
            'specify the baseline context, and/or runImportStepFromProfile '
            'to run the steps from a specific import context.',
            DeprecationWarning,
            stacklevel=2)
        self._import_context_id = context_id

        context_type = BASE  # snapshots are always baseline contexts
        if context_id.startswith('profile-'):
            profile_info = _profile_registry.getProfileInfo(context_id[8:])
            context_type = profile_info['type']

        if context_type == BASE:
            self.setBaselineContext(context_id, encoding)

    security.declareProtected(ManagePortal, 'setBaselineContext')

    def setBaselineContext(self, context_id, encoding=None):
        """ See ISetupTool.
        """
        self._baseline_context_id = context_id
        self.applyContextById(context_id, encoding)

    security.declareProtected(ManagePortal, 'applyContextById')

    def applyContextById(self, context_id, encoding=None):
        context = self._getImportContext(context_id)
        self.applyContext(context, encoding)

    security.declareProtected(ManagePortal, 'applyContext')

    def applyContext(self, context, encoding=None):
        self._updateImportStepsRegistry(context, encoding)
        self._updateExportStepsRegistry(context, encoding)

    security.declareProtected(ManagePortal, 'getImportStepRegistry')

    def getImportStepRegistry(self):
        """ See ISetupTool.
        """
        return self._import_registry

    security.declareProtected(ManagePortal, 'getExportStepRegistry')

    def getExportStepRegistry(self):
        """ See ISetupTool.
        """
        return self._export_registry

    security.declareProtected(ManagePortal, 'getToolsetRegistry')

    def getToolsetRegistry(self):
        """ See ISetupTool.
        """
        return self._toolset_registry

    security.declareProtected(ManagePortal, 'runImportStepFromProfile')

    def runImportStepFromProfile(self,
                                 profile_id,
                                 step_id,
                                 run_dependencies=True,
                                 purge_old=None):
        """ See ISetupTool.
        """
        context = self._getImportContext(profile_id, purge_old)

        self.applyContext(context)

        info = self._import_registry.getStepMetadata(step_id)

        if info is None:
            raise ValueError, 'No such import step: %s' % step_id

        dependencies = info.get('dependencies', ())

        messages = {}
        steps = []
        if run_dependencies:
            for dependency in dependencies:

                if dependency not in steps:
                    message = self._doRunImportStep(dependency, context)
                    messages[dependency] = message or ''
                    steps.append(dependency)

        message = self._doRunImportStep(step_id, context)
        message_list = filter(None, [message])
        message_list.extend(['%s: %s' % x[1:] for x in context.listNotes()])
        messages[step_id] = '\n'.join(message_list)
        steps.append(step_id)

        return {'steps': steps, 'messages': messages}

    security.declareProtected(ManagePortal, 'runImportStep')

    def runImportStep(self, step_id, run_dependencies=True, purge_old=None):
        """ See ISetupTool.
        """
        warn(
            'The runImportStep method is deprecated.  Please use '
            'runImportStepFromProfile instead.',
            DeprecationWarning,
            stacklevel=2)
        return self.runImportStepFromProfile(
            self._import_context_id,
            step_id,
            run_dependencies,
            purge_old,
        )

    security.declareProtected(ManagePortal, 'runAllImportStepsFromProfile')

    def runAllImportStepsFromProfile(self, profile_id, purge_old=None):
        """ See ISetupTool.
        """
        __traceback_info__ = profile_id

        context = self._getImportContext(profile_id, purge_old)

        result = self._runImportStepsFromContext(context, purge_old=purge_old)
        prefix = 'import-all-%s' % profile_id.replace(':', '_')
        name = self._mangleTimestampName(prefix, 'log')
        self._createReport(name, result['steps'], result['messages'])
        return result

    security.declareProtected(ManagePortal, 'runAllImportSteps')

    def runAllImportSteps(self, purge_old=None):
        """ See ISetupTool.
        """
        warn(
            'The runAllImportSteps method is deprecated.  Please use '
            'runAllImportStepsFromProfile instead.',
            DeprecationWarning,
            stacklevel=2)
        context_id = self._import_context_id
        return self.runAllImportStepsFromProfile(self._import_context_id,
                                                 purge_old)

    security.declareProtected(ManagePortal, 'runExportStep')

    def runExportStep(self, step_id):
        """ See ISetupTool.
        """
        return self._doRunExportSteps([step_id])

    security.declareProtected(ManagePortal, 'runAllExportSteps')

    def runAllExportSteps(self):
        """ See ISetupTool.
        """
        return self._doRunExportSteps(self._export_registry.listSteps())

    security.declareProtected(ManagePortal, 'createSnapshot')

    def createSnapshot(self, snapshot_id):
        """ See ISetupTool.
        """
        context = SnapshotExportContext(self, snapshot_id)
        messages = {}
        steps = self._export_registry.listSteps()

        for step_id in steps:

            handler = self._export_registry.getStep(step_id)

            if handler is None:
                raise ValueError('Invalid export step: %s' % step_id)

            messages[step_id] = handler(context)

        return {
            'steps': steps,
            'messages': messages,
            'url': context.getSnapshotURL(),
            'snapshot': context.getSnapshotFolder()
        }

    security.declareProtected(ManagePortal, 'compareConfigurations')

    def compareConfigurations(
        self,
        lhs_context,
        rhs_context,
        missing_as_empty=False,
        ignore_blanks=False,
        skip=SKIPPED_FILES,
    ):
        """ See ISetupTool.
        """
        differ = ConfigDiff(
            lhs_context,
            rhs_context,
            missing_as_empty,
            ignore_blanks,
            skip,
        )

        return differ.compare()

    security.declareProtected(ManagePortal, 'markupComparison')

    def markupComparison(self, lines):
        """ See ISetupTool.
        """
        result = []

        for line in lines.splitlines():

            if line.startswith('** '):

                if line.find('File') > -1:
                    if line.find('replaced') > -1:
                        result.append(('file-to-dir', line))
                    elif line.find('added') > -1:
                        result.append(('file-added', line))
                    else:
                        result.append(('file-removed', line))
                else:
                    if line.find('replaced') > -1:
                        result.append(('dir-to-file', line))
                    elif line.find('added') > -1:
                        result.append(('dir-added', line))
                    else:
                        result.append(('dir-removed', line))

            elif line.startswith('@@'):
                result.append(('diff-range', line))

            elif line.startswith(' '):
                result.append(('diff-context', line))

            elif line.startswith('+'):
                result.append(('diff-added', line))

            elif line.startswith('-'):
                result.append(('diff-removed', line))

            elif line == '\ No newline at end of file':
                result.append(('diff-context', line))

            else:
                result.append(('diff-header', line))

        return '<pre>\n%s\n</pre>' % ('\n'.join(
            [('<span class="%s">%s</span>' % (cl, escape(l)))
             for cl, l in result]))

    #
    #   ZMI
    #
    manage_options = (
        Folder.manage_options[:1] + (
            {
                'label': 'Profiles',
                'action': 'manage_tool'
            },
            {
                'label': 'Import',
                'action': 'manage_importSteps'
            },
            {
                'label': 'Export',
                'action': 'manage_exportSteps'
            },
            {
                'label': 'Upgrades',
                'action': 'manage_upgrades'
            },
            {
                'label': 'Snapshots',
                'action': 'manage_snapshots'
            },
            {
                'label': 'Comparison',
                'action': 'manage_showDiff'
            },
        ) + Folder.manage_options[3:]  # skip "View", "Properties"
    )

    security.declareProtected(ManagePortal, 'manage_tool')
    manage_tool = PageTemplateFile('sutProperties', _wwwdir)

    security.declareProtected(ManagePortal, 'manage_updateToolProperties')

    def manage_updateToolProperties(self, context_id, RESPONSE):
        """ Update the tool's settings.
        """
        self.setBaselineContext(context_id)

        RESPONSE.redirect('%s/manage_tool?manage_tabs_message=%s' %
                          (self.absolute_url(), 'Properties+updated.'))

    security.declareProtected(ManagePortal, 'manage_importSteps')
    manage_importSteps = PageTemplateFile('sutImportSteps', _wwwdir)

    security.declareProtected(ManagePortal, 'manage_importSelectedSteps')

    def manage_importSelectedSteps(self,
                                   ids,
                                   run_dependencies,
                                   context_id=None):
        """ Import the steps selected by the user.
        """
        messages = {}
        if not ids:
            summary = 'No steps selected.'

        else:
            if context_id is None:
                context_id = self.getBaselineContextID()
            steps_run = []
            for step_id in ids:
                result = self.runImportStepFromProfile(context_id, step_id,
                                                       run_dependencies)
                steps_run.extend(result['steps'])
                messages.update(result['messages'])

            summary = 'Steps run: %s' % ', '.join(steps_run)

            name = self._mangleTimestampName('import-selected', 'log')
            self._createReport(name, result['steps'], result['messages'])

        return self.manage_importSteps(manage_tabs_message=summary,
                                       messages=messages)

    security.declareProtected(ManagePortal, 'manage_importSelectedSteps')

    def manage_importAllSteps(self, context_id=None):
        """ Import all steps.
        """
        if context_id is None:
            context_id = self.getBaselineContextID()
        result = self.runAllImportStepsFromProfile(context_id, purge_old=None)

        steps_run = 'Steps run: %s' % ', '.join(result['steps'])

        return self.manage_importSteps(manage_tabs_message=steps_run,
                                       messages=result['messages'])

    security.declareProtected(ManagePortal, 'manage_importExtensions')

    def manage_importExtensions(self, RESPONSE, profile_ids=()):
        """ Import all steps for the selected extension profiles.
        """
        detail = {}
        if len(profile_ids) == 0:
            message = 'Please select one or more extension profiles.'
            RESPONSE.redirect('%s/manage_tool?manage_tabs_message=%s' %
                              (self.absolute_url(), message))
        else:
            message = 'Imported profiles: %s' % ', '.join(profile_ids)

            for profile_id in profile_ids:

                result = self.runAllImportStepsFromProfile(profile_id)

                for k, v in result['messages'].items():
                    detail['%s:%s' % (profile_id, k)] = v

            return self.manage_importSteps(manage_tabs_message=message,
                                           messages=detail)

    security.declareProtected(ManagePortal, 'manage_importTarball')

    def manage_importTarball(self, tarball):
        """ Import steps from the uploaded tarball.
        """
        if getattr(tarball, 'read', None) is not None:
            tarball = tarball.read()

        context = TarballImportContext(
            tool=self,
            archive_bits=tarball,
            encoding='UTF8',
            should_purge=True,
        )
        result = self._runImportStepsFromContext(context, purge_old=True)
        steps_run = 'Steps run: %s' % ', '.join(result['steps'])

        name = self._mangleTimestampName('import-all', 'log')
        self._createReport(name, result['steps'], result['messages'])

        return self.manage_importSteps(manage_tabs_message=steps_run,
                                       messages=result['messages'])

    security.declareProtected(ManagePortal, 'manage_exportSteps')
    manage_exportSteps = PageTemplateFile('sutExportSteps', _wwwdir)

    security.declareProtected(ManagePortal, 'manage_exportSelectedSteps')

    def manage_exportSelectedSteps(self, ids, RESPONSE):
        """ Export the steps selected by the user.
        """
        if not ids:
            RESPONSE.redirect('%s/manage_exportSteps?manage_tabs_message=%s' %
                              (self.absolute_url(), 'No+steps+selected.'))

        result = self._doRunExportSteps(ids)
        RESPONSE.setHeader('Content-type', 'application/x-gzip')
        RESPONSE.setHeader('Content-disposition',
                           'attachment; filename=%s' % result['filename'])
        return result['tarball']

    security.declareProtected(ManagePortal, 'manage_exportAllSteps')

    def manage_exportAllSteps(self, RESPONSE):
        """ Export all steps.
        """
        result = self.runAllExportSteps()
        RESPONSE.setHeader('Content-type', 'application/x-gzip')
        RESPONSE.setHeader('Content-disposition',
                           'attachment; filename=%s' % result['filename'])
        return result['tarball']

    security.declareProtected(ManagePortal, 'manage_upgrades')
    manage_upgrades = PageTemplateFile('setup_upgrades', _wwwdir)

    security.declareProtected(ManagePortal, 'upgradeStepMacro')
    upgradeStepMacro = PageTemplateFile('upgradeStep', _wwwdir)

    security.declareProtected(ManagePortal, 'manage_snapshots')
    manage_snapshots = PageTemplateFile('sutSnapshots', _wwwdir)

    security.declareProtected(ManagePortal, 'listSnapshotInfo')

    def listSnapshotInfo(self):
        """ Return a list of mappings describing available snapshots.

        o Keys include:

          'id' -- snapshot ID

          'title' -- snapshot title or ID

          'url' -- URL of the snapshot folder
        """
        result = []
        snapshots = self._getOb('snapshots', None)

        if snapshots:

            for id, folder in snapshots.objectItems('Folder'):

                result.append({
                    'id': id,
                    'title': folder.title_or_id(),
                    'url': folder.absolute_url()
                })
        return result

    security.declareProtected(ManagePortal, 'listProfileInfo')

    def listProfileInfo(self):
        """ Return a list of mappings describing registered profiles.
        Base profile is listed first, extensions are sorted.

        o Keys include:

          'id' -- profile ID

          'title' -- profile title or ID

          'description' -- description of the profile

          'path' -- path to the profile within its product

          'product' -- name of the registering product
        """
        base = []
        ext = []
        for info in _profile_registry.listProfileInfo():
            if info.get('type', BASE) == BASE:
                base.append(info)
            else:
                ext.append(info)
        ext.sort(lambda x, y: cmp(x['id'], y['id']))
        return base + ext

    security.declareProtected(ManagePortal, 'listContextInfos')

    def listContextInfos(self):
        """ List registered profiles and snapshots.
        """
        def readableType(x):
            if x is BASE:
                return 'base'
            elif x is EXTENSION:
                return 'extension'
            return 'unknown'

        s_infos = [{
            'id': 'snapshot-%s' % info['id'],
            'title': info['title'],
            'type': 'snapshot',
        } for info in self.listSnapshotInfo()]
        p_infos = [{
            'id': 'profile-%s' % info['id'],
            'title': info['title'],
            'type': readableType(info['type']),
        } for info in self.listProfileInfo()]

        return tuple(s_infos + p_infos)

    security.declareProtected(ManagePortal, 'getProfileImportDate')

    def getProfileImportDate(self, profile_id):
        """ See ISetupTool.
        """
        prefix = ('import-all-%s-' % profile_id).replace(':', '_')
        candidates = [
            x for x in self.objectIds('File') if x.startswith(prefix)
        ]
        if len(candidates) == 0:
            return None
        candidates.sort()
        last = candidates[-1]
        stamp = last[len(prefix):-4]
        assert (len(stamp) == 14)
        return '%s-%s-%sT%s:%s:%sZ' % (
            stamp[0:4],
            stamp[4:6],
            stamp[6:8],
            stamp[8:10],
            stamp[10:12],
            stamp[12:14],
        )

    security.declareProtected(ManagePortal, 'manage_createSnapshot')

    def manage_createSnapshot(self, RESPONSE, snapshot_id=None):
        """ Create a snapshot with the given ID.

        o If no ID is passed, generate one.
        """
        if snapshot_id is None:
            snapshot_id = self._mangleTimestampName('snapshot')

        self.createSnapshot(snapshot_id)

        RESPONSE.redirect('%s/manage_snapshots?manage_tabs_message=%s' %
                          (self.absolute_url(), 'Snapshot+created.'))
        return ""

    security.declareProtected(ManagePortal, 'manage_showDiff')
    manage_showDiff = PageTemplateFile('sutCompare', _wwwdir)

    def manage_downloadDiff(
        self,
        lhs,
        rhs,
        missing_as_empty,
        ignore_blanks,
        RESPONSE,
    ):
        """ Crack request vars and call compareConfigurations.

        o Return the result as a 'text/plain' stream, suitable for framing.
        """
        comparison = self.manage_compareConfigurations(
            lhs,
            rhs,
            missing_as_empty,
            ignore_blanks,
        )
        RESPONSE.setHeader('Content-Type', 'text/plain')
        return _PLAINTEXT_DIFF_HEADER % (lhs, rhs, comparison)

    security.declareProtected(ManagePortal, 'manage_compareConfigurations')

    def manage_compareConfigurations(
        self,
        lhs,
        rhs,
        missing_as_empty,
        ignore_blanks,
    ):
        """ Crack request vars and call compareConfigurations.
        """
        lhs_context = self._getImportContext(lhs)
        rhs_context = self._getImportContext(rhs)

        return self.compareConfigurations(
            lhs_context,
            rhs_context,
            missing_as_empty,
            ignore_blanks,
        )

    #
    # Upgrades management
    #
    security.declareProtected(ManagePortal, 'getLastVersionForProfile')

    def getLastVersionForProfile(self, profile_id):
        """Return the last upgraded version for the specified profile.
        """
        version = self._profile_upgrade_versions.get(profile_id, 'unknown')
        return version

    security.declareProtected(ManagePortal, 'setLastVersionForProfile')

    def setLastVersionForProfile(self, profile_id, version):
        """Set the last upgraded version for the specified profile.
        """
        if isinstance(version, basestring):
            version = tuple(version.split('.'))
        prof_versions = self._profile_upgrade_versions.copy()
        prof_versions[profile_id] = version
        self._profile_upgrade_versions = prof_versions

    security.declareProtected(ManagePortal, 'getVersionForProfile')

    def getVersionForProfile(self, profile_id):
        """Return the registered filesystem version for the specified
        profile.
        """
        info = _profile_registry.getProfileInfo(profile_id)
        return info.get('version', 'unknown')

    security.declareProtected(ManagePortal, 'listProfilesWithUpgrades')

    def listProfilesWithUpgrades(self):
        return listProfilesWithUpgrades()

    security.declarePrivate('_massageUpgradeInfo')

    def _massageUpgradeInfo(self, info):
        """Add a couple of data points to the upgrade info dictionary.
        """
        info = info.copy()
        info['haspath'] = info['source'] and info['dest']
        info['ssource'] = '.'.join(info['source'] or ('all', ))
        info['sdest'] = '.'.join(info['dest'] or ('all', ))
        return info

    security.declareProtected(ManagePortal, 'listUpgrades')

    def listUpgrades(self, profile_id, show_old=False):
        """Get the list of available upgrades.
        """
        if show_old:
            source = None
        else:
            source = self.getLastVersionForProfile(profile_id)
        upgrades = listUpgradeSteps(self, profile_id, source)
        res = []
        for info in upgrades:
            if type(info) == list:
                subset = []
                for subinfo in info:
                    subset.append(self._massageUpgradeInfo(subinfo))
                res.append(subset)
            else:
                res.append(self._massageUpgradeInfo(info))
        return res

    security.declareProtected(ManagePortal, 'manage_doUpgrades')

    def manage_doUpgrades(self, request=None):
        """Perform all selected upgrade steps.
        """
        if request is None:
            request = self.REQUEST
        logger = logging.getLogger('GenericSetup')
        steps_to_run = request.form.get('upgrades', [])
        profile_id = request.get('profile_id', '')
        for step_id in steps_to_run:
            step = _upgrade_registry.getUpgradeStep(profile_id, step_id)
            if step is not None:
                step.doStep(self)
                msg = "Ran upgrade step %s for profile %s" % (step.title,
                                                              profile_id)
                logger.log(logging.INFO, msg)

        # XXX should be a bit smarter about deciding when to up the
        #     profile version
        profile_info = _profile_registry.getProfileInfo(profile_id)
        version = profile_info.get('version', None)
        if version is not None:
            self.setLastVersionForProfile(profile_id, version)

        url = self.absolute_url()
        request.RESPONSE.redirect("%s/manage_upgrades?saved=%s" %
                                  (url, profile_id))

    #
    #   Helper methods
    #
    security.declarePrivate('_getProductPath')

    def _getProductPath(self, product_name):
        """ Return the absolute path of the product's directory.
        """
        try:
            # BBB: for GenericSetup 1.1 style product names
            product = __import__('Products.%s' % product_name, globals(), {},
                                 ['initialize'])
        except ImportError:
            try:
                product = __import__(product_name, globals(), {},
                                     ['initialize'])
            except ImportError:
                raise ValueError('Not a valid product name: %s' % product_name)

        return product.__path__[0]

    security.declarePrivate('_getImportContext')

    def _getImportContext(self, context_id, should_purge=None):
        """ Crack ID and generate appropriate import context.
        """
        encoding = self.getEncoding()

        if context_id.startswith('profile-'):

            context_id = context_id[len('profile-'):]
            info = _profile_registry.getProfileInfo(context_id)

            if info.get('product'):
                path = os.path.join(self._getProductPath(info['product']),
                                    info['path'])
            else:
                path = info['path']
            if should_purge is None:
                should_purge = (info.get('type') != EXTENSION)
            return DirectoryImportContext(self, path, should_purge, encoding)

        # else snapshot
        context_id = context_id[len('snapshot-'):]
        if should_purge is None:
            should_purge = True
        return SnapshotImportContext(self, context_id, should_purge, encoding)

    security.declarePrivate('_updateImportStepsRegistry')

    def _updateImportStepsRegistry(self, context, encoding):
        """ Update our import steps registry from our profile.
        """
        if context is None:
            context = self._getImportContext(self._import_context_id)
        xml = context.readDataFile(IMPORT_STEPS_XML)
        if xml is None:
            return

        info_list = self._import_registry.parseXML(xml, encoding)

        for step_info in info_list:

            id = step_info['id']
            version = step_info['version']
            handler = _resolveDottedName(step_info['handler'])

            dependencies = tuple(step_info.get('dependencies', ()))
            title = step_info.get('title', id)
            description = ''.join(step_info.get('description', []))

            self._import_registry.registerStep(
                id=id,
                version=version,
                handler=handler,
                dependencies=dependencies,
                title=title,
                description=description,
            )

    security.declarePrivate('_updateExportStepsRegistry')

    def _updateExportStepsRegistry(self, context, encoding):
        """ Update our export steps registry from our profile.
        """
        if context is None:
            context = self._getImportContext(self._import_context_id)
        xml = context.readDataFile(EXPORT_STEPS_XML)
        if xml is None:
            return

        info_list = self._export_registry.parseXML(xml, encoding)

        for step_info in info_list:

            id = step_info['id']
            handler = _resolveDottedName(step_info['handler'])

            title = step_info.get('title', id)
            description = ''.join(step_info.get('description', []))

            self._export_registry.registerStep(
                id=id,
                handler=handler,
                title=title,
                description=description,
            )

    security.declarePrivate('_doRunImportStep')

    def _doRunImportStep(self, step_id, context):
        """ Run a single import step, using a pre-built context.
        """
        __traceback_info__ = step_id

        handler = self._import_registry.getStep(step_id)

        if handler is None:
            raise ValueError('Invalid import step: %s' % step_id)

        return handler(context)

    security.declarePrivate('_doRunExportSteps')

    def _doRunExportSteps(self, steps):
        """ See ISetupTool.
        """
        context = TarballExportContext(self)
        messages = {}

        for step_id in steps:

            handler = self._export_registry.getStep(step_id)

            if handler is None:
                raise ValueError('Invalid export step: %s' % step_id)

            messages[step_id] = handler(context)

        return {
            'steps': steps,
            'messages': messages,
            'tarball': context.getArchive(),
            'filename': context.getArchiveFilename()
        }

    security.declarePrivate('_runImportStepsFromContext')

    def _runImportStepsFromContext(self, context, steps=None, purge_old=None):
        self.applyContext(context)

        if steps is None:
            steps = self._import_registry.sortSteps()
        messages = {}

        for step in steps:
            message = self._doRunImportStep(step, context)
            message_list = filter(None, [message])
            message_list.extend(
                ['%s: %s' % x[1:] for x in context.listNotes()])
            messages[step] = '\n'.join(message_list)
            context.clearNotes()

        return {'steps': steps, 'messages': messages}

    security.declarePrivate('_mangleTimestampName')

    def _mangleTimestampName(self, prefix, ext=None):
        """ Create a mangled ID using a timestamp.
        """
        timestamp = time.gmtime()
        items = (prefix, ) + timestamp[:6]

        if ext is None:
            fmt = '%s-%4d%02d%02d%02d%02d%02d'
        else:
            fmt = '%s-%4d%02d%02d%02d%02d%02d.%s'
            items += (ext, )

        return fmt % items

    security.declarePrivate('_createReport')

    def _createReport(self, name, steps, messages):
        """ Record the results of a run.
        """
        lines = []
        # Create report
        for step in steps:
            lines.append('=' * 65)
            lines.append('Step: %s' % step)
            lines.append('=' * 65)
            msg = messages[step]
            lines.extend(msg.split('\n'))
            lines.append('')

        report = '\n'.join(lines)
        if isinstance(report, unicode):
            report = report.encode('latin-1')

        # BBB: ObjectManager won't allow unicode IDS
        if isinstance(name, unicode):
            name = name.encode('UTF-8')

        file = File(id=name, title='', file=report, content_type='text/plain')
        self._setObject(name, file)
示例#7
0
文件: tool.py 项目: goschtl/zope
class SetupTool(Folder):

    """ Profile-based site configuration manager.
    """

    implements(ISetupTool)

    meta_type = 'Generic Setup Tool'

    _baseline_context_id = ''
    # BBB _import_context_id is a vestige of a stateful import context
    _import_context_id = ''

    _profile_upgrade_versions = {}

    security = ClassSecurityInfo()

    def __init__(self, id):
        self.id = str(id)
        self._import_registry = ImportStepRegistry()
        self._export_registry = ExportStepRegistry()
        self._export_registry.registerStep('step_registries',
                                           _getDottedName(exportStepRegistries),
                                           'Export import / export steps.',
                                          )
        self._toolset_registry = ToolsetRegistry()

    #
    #   ISetupTool API
    #
    security.declareProtected(ManagePortal, 'getEncoding')
    def getEncoding(self):

        """ See ISetupTool.
        """
        return 'utf-8'

    security.declareProtected(ManagePortal, 'getImportContextID')
    def getImportContextID(self):

        """ See ISetupTool.
        """
        warn('getImportContextId, and the very concept of a stateful '
             'active import context, is deprecated.  You can find the '
             'base profile that was applied using getBaselineContextID.',
             DeprecationWarning, stacklevel=2)
        return self._import_context_id

    security.declareProtected(ManagePortal, 'getBaselineContextID')
    def getBaselineContextID(self):

        """ See ISetupTool.
        """
        return self._baseline_context_id

    security.declareProtected(ManagePortal, 'setImportContext')
    def setImportContext(self, context_id, encoding=None):
        """ See ISetupTool.
        """
        warn('setImportContext is deprecated.  Use setBaselineContext to '
             'specify the baseline context, and/or runImportStepFromProfile '
             'to run the steps from a specific import context.',
             DeprecationWarning, stacklevel=2)
        self._import_context_id = context_id

        context_type = BASE  # snapshots are always baseline contexts
        if context_id.startswith('profile-'):
            profile_info = _profile_registry.getProfileInfo(context_id[8:])
            context_type = profile_info['type']

        if context_type == BASE:
            self.setBaselineContext(context_id, encoding)

    security.declareProtected(ManagePortal, 'setBaselineContext')
    def setBaselineContext(self, context_id, encoding=None):
        """ See ISetupTool.
        """
        self._baseline_context_id = context_id
        self.applyContextById(context_id, encoding)


    security.declareProtected(ManagePortal, 'applyContextById')
    def applyContextById(self, context_id, encoding=None):
        context = self._getImportContext(context_id)
        self.applyContext(context, encoding)


    security.declareProtected(ManagePortal, 'applyContext')
    def applyContext(self, context, encoding=None):
        self._updateImportStepsRegistry(context, encoding)
        self._updateExportStepsRegistry(context, encoding)

    security.declareProtected(ManagePortal, 'getImportStepRegistry')
    def getImportStepRegistry(self):

        """ See ISetupTool.
        """
        return self._import_registry

    security.declareProtected(ManagePortal, 'getExportStepRegistry')
    def getExportStepRegistry(self):

        """ See ISetupTool.
        """
        return self._export_registry

    security.declareProtected(ManagePortal, 'getToolsetRegistry')
    def getToolsetRegistry(self):

        """ See ISetupTool.
        """
        return self._toolset_registry

    security.declareProtected(ManagePortal, 'runImportStepFromProfile')
    def runImportStepFromProfile(self, profile_id, step_id,
                                 run_dependencies=True, purge_old=None):
        """ See ISetupTool.
        """
        old_context = self._import_context_id
        context = self._getImportContext(profile_id, purge_old)

        self.applyContext(context)

        info = self._import_registry.getStepMetadata(step_id)

        if info is None:
            self._import_context_id = old_context
            raise ValueError, 'No such import step: %s' % step_id

        dependencies = info.get('dependencies', ())

        messages = {}
        steps = []
        if run_dependencies:
            for dependency in dependencies:

                if dependency not in steps:
                    message = self._doRunImportStep(dependency, context)
                    messages[dependency] = message or ''
                    steps.append(dependency)

        message = self._doRunImportStep(step_id, context)
        message_list = filter(None, [message])
        message_list.extend( ['%s: %s' % x[1:] for x in context.listNotes()] )
        messages[step_id] = '\n'.join(message_list)
        steps.append(step_id)

        self._import_context_id = old_context

        return { 'steps' : steps, 'messages' : messages }

    security.declareProtected(ManagePortal, 'runImportStep')
    def runImportStep(self, step_id, run_dependencies=True, purge_old=None):

        """ See ISetupTool.
        """
        warn('The runImportStep method is deprecated.  Please use '
             'runImportStepFromProfile instead.',
             DeprecationWarning, stacklevel=2)
        return self.runImportStepFromProfile(self._import_context_id,
                                             step_id,
                                             run_dependencies,
                                             purge_old,
                                             )

    security.declareProtected(ManagePortal, 'runAllImportStepsFromProfile')
    def runAllImportStepsFromProfile(self, profile_id, purge_old=None):

        """ See ISetupTool.
        """
        __traceback_info__ = profile_id

        old_context = self._import_context_id
        context = self._getImportContext(profile_id, purge_old)

        result = self._runImportStepsFromContext(context, purge_old=purge_old)
        prefix = 'import-all-%s' % profile_id.replace(':', '_')
        name = self._mangleTimestampName(prefix, 'log')
        self._createReport(name, result['steps'], result['messages'])

        self._import_context_id = old_context

        return result

    security.declareProtected(ManagePortal, 'runAllImportSteps')
    def runAllImportSteps(self, purge_old=None):

        """ See ISetupTool.
        """
        warn('The runAllImportSteps method is deprecated.  Please use '
             'runAllImportStepsFromProfile instead.',
             DeprecationWarning, stacklevel=2)
        context_id = self._import_context_id
        return self.runAllImportStepsFromProfile(self._import_context_id,
                                                 purge_old)

    security.declareProtected(ManagePortal, 'runExportStep')
    def runExportStep(self, step_id):

        """ See ISetupTool.
        """
        return self._doRunExportSteps([step_id])

    security.declareProtected(ManagePortal, 'runAllExportSteps')
    def runAllExportSteps(self):

        """ See ISetupTool.
        """
        return self._doRunExportSteps(self._export_registry.listSteps())

    security.declareProtected(ManagePortal, 'createSnapshot')
    def createSnapshot(self, snapshot_id):

        """ See ISetupTool.
        """
        context = SnapshotExportContext(self, snapshot_id)
        messages = {}
        steps = self._export_registry.listSteps()

        for step_id in steps:

            handler = self._export_registry.getStep(step_id)

            if handler is None:
                logger = logging.getLogger('GenericSetup')
                logger.error('Step %s has an invalid handler' % step_id)
                continue

            messages[step_id] = handler(context)


        return { 'steps' : steps
               , 'messages' : messages
               , 'url' : context.getSnapshotURL()
               , 'snapshot' : context.getSnapshotFolder()
               }

    security.declareProtected(ManagePortal, 'compareConfigurations')
    def compareConfigurations(self,
                              lhs_context,
                              rhs_context,
                              missing_as_empty=False,
                              ignore_blanks=False,
                              skip=SKIPPED_FILES,
                             ):
        """ See ISetupTool.
        """
        differ = ConfigDiff(lhs_context,
                            rhs_context,
                            missing_as_empty,
                            ignore_blanks,
                            skip,
                           )

        return differ.compare()

    security.declareProtected(ManagePortal, 'markupComparison')
    def markupComparison(self, lines):

        """ See ISetupTool.
        """
        result = []

        for line in lines.splitlines():

            if line.startswith('** '):

                if line.find('File') > -1:
                    if line.find('replaced') > -1:
                        result.append(('file-to-dir', line))
                    elif line.find('added') > -1:
                        result.append(('file-added', line))
                    else:
                        result.append(('file-removed', line))
                else:
                    if line.find('replaced') > -1:
                        result.append(('dir-to-file', line))
                    elif line.find('added') > -1:
                        result.append(('dir-added', line))
                    else:
                        result.append(('dir-removed', line))

            elif line.startswith('@@'):
                result.append(('diff-range', line))

            elif line.startswith(' '):
                result.append(('diff-context', line))

            elif line.startswith('+'):
                result.append(('diff-added', line))

            elif line.startswith('-'):
                result.append(('diff-removed', line))

            elif line == '\ No newline at end of file':
                result.append(('diff-context', line))

            else:
                result.append(('diff-header', line))

        return '<pre>\n%s\n</pre>' % (
            '\n'.join([('<span class="%s">%s</span>' % (cl, escape(l)))
                                  for cl, l in result]))

    #
    #   ZMI
    #
    manage_options = (Folder.manage_options[:1]
                    + ({'label' : 'Profiles',
                        'action' : 'manage_tool'
                       },
                       {'label' : 'Import',
                        'action' : 'manage_importSteps'
                       },
                       {'label' : 'Export',
                        'action' : 'manage_exportSteps'
                       },
                       {'label' : 'Upgrades',
                        'action' : 'manage_upgrades'
                        },
                       {'label' : 'Snapshots',
                        'action' : 'manage_snapshots'
                       },
                       {'label' : 'Comparison',
                        'action' : 'manage_showDiff'
                       },
                      )
                    + Folder.manage_options[3:] # skip "View", "Properties"
                     )

    security.declareProtected(ManagePortal, 'manage_tool')
    manage_tool = PageTemplateFile('sutProperties', _wwwdir)

    security.declareProtected(ManagePortal, 'manage_updateToolProperties')
    def manage_updateToolProperties(self, context_id, RESPONSE):
        """ Update the tool's settings.
        """
        self.setBaselineContext(context_id)

        RESPONSE.redirect('%s/manage_tool?manage_tabs_message=%s'
                         % (self.absolute_url(), 'Properties+updated.'))

    security.declareProtected(ManagePortal, 'manage_importSteps')
    manage_importSteps = PageTemplateFile('sutImportSteps', _wwwdir)

    security.declareProtected(ManagePortal, 'manage_importSelectedSteps')
    def manage_importSelectedSteps(self, ids, run_dependencies, context_id=None):
        """ Import the steps selected by the user.
        """
        messages = {}
        if not ids:
            summary = 'No steps selected.'

        else:
            if context_id is None:
                context_id = self.getBaselineContextID()
            steps_run = []
            for step_id in ids:
                result = self.runImportStepFromProfile(context_id,
                                                       step_id,
                                                       run_dependencies)
                steps_run.extend(result['steps'])
                messages.update(result['messages'])

            summary = 'Steps run: %s' % ', '.join(steps_run)

            name = self._mangleTimestampName('import-selected', 'log')
            self._createReport(name, result['steps'], result['messages'])

        return self.manage_importSteps(manage_tabs_message=summary,
                                       messages=messages)

    security.declareProtected(ManagePortal, 'manage_importSelectedSteps')
    def manage_importAllSteps(self, context_id=None):

        """ Import all steps.
        """
        if context_id is None:
            context_id = self.getBaselineContextID()
        result = self.runAllImportStepsFromProfile(context_id, purge_old=None)

        steps_run = 'Steps run: %s' % ', '.join(result['steps'])

        return self.manage_importSteps(manage_tabs_message=steps_run,
                                       messages=result['messages'])

    security.declareProtected(ManagePortal, 'manage_importExtensions')
    def manage_importExtensions(self, RESPONSE, profile_ids=()):

        """ Import all steps for the selected extension profiles.
        """
        detail = {}
        if len(profile_ids) == 0:
            message = 'Please select one or more extension profiles.'
            RESPONSE.redirect('%s/manage_tool?manage_tabs_message=%s'
                                  % (self.absolute_url(), message))
        else:
            message = 'Imported profiles: %s' % ', '.join(profile_ids)
        
            for profile_id in profile_ids:

                result = self.runAllImportStepsFromProfile(profile_id)

                for k, v in result['messages'].items():
                    detail['%s:%s' % (profile_id, k)] = v

            return self.manage_importSteps(manage_tabs_message=message,
                                        messages=detail)

    security.declareProtected(ManagePortal, 'manage_importTarball')
    def manage_importTarball(self, tarball):
        """ Import steps from the uploaded tarball.
        """
        if getattr(tarball, 'read', None) is not None:
            tarball = tarball.read()

        context = TarballImportContext(tool=self,
                                       archive_bits=tarball,
                                       encoding='UTF8',
                                       should_purge=True,
                                      )
        result = self._runImportStepsFromContext(context,
                                                 purge_old=True)
        steps_run = 'Steps run: %s' % ', '.join(result['steps'])

        name = self._mangleTimestampName('import-all', 'log')
        self._createReport(name, result['steps'], result['messages'])

        return self.manage_importSteps(manage_tabs_message=steps_run,
                                       messages=result['messages'])

    security.declareProtected(ManagePortal, 'manage_exportSteps')
    manage_exportSteps = PageTemplateFile('sutExportSteps', _wwwdir)

    security.declareProtected(ManagePortal, 'manage_exportSelectedSteps')
    def manage_exportSelectedSteps(self, ids, RESPONSE):

        """ Export the steps selected by the user.
        """
        if not ids:
            RESPONSE.redirect('%s/manage_exportSteps?manage_tabs_message=%s'
                             % (self.absolute_url(), 'No+steps+selected.'))

        result = self._doRunExportSteps(ids)
        RESPONSE.setHeader('Content-type', 'application/x-gzip')
        RESPONSE.setHeader('Content-disposition',
                           'attachment; filename=%s' % result['filename'])
        return result['tarball']

    security.declareProtected(ManagePortal, 'manage_exportAllSteps')
    def manage_exportAllSteps(self, RESPONSE):

        """ Export all steps.
        """
        result = self.runAllExportSteps()
        RESPONSE.setHeader('Content-type', 'application/x-gzip')
        RESPONSE.setHeader('Content-disposition',
                           'attachment; filename=%s' % result['filename'])
        return result['tarball']

    security.declareProtected(ManagePortal, 'manage_upgrades')
    manage_upgrades = PageTemplateFile('setup_upgrades', _wwwdir)

    security.declareProtected(ManagePortal, 'upgradeStepMacro')
    upgradeStepMacro = PageTemplateFile('upgradeStep', _wwwdir)

    security.declareProtected(ManagePortal, 'manage_snapshots')
    manage_snapshots = PageTemplateFile('sutSnapshots', _wwwdir)

    security.declareProtected(ManagePortal, 'listSnapshotInfo')
    def listSnapshotInfo(self):

        """ Return a list of mappings describing available snapshots.

        o Keys include:

          'id' -- snapshot ID

          'title' -- snapshot title or ID

          'url' -- URL of the snapshot folder
        """
        result = []
        snapshots = self._getOb('snapshots', None)

        if snapshots:

            for id, folder in snapshots.objectItems('Folder'):

                result.append({ 'id' : id
                               , 'title' : folder.title_or_id()
                               , 'url' : folder.absolute_url()
                               })
        return result

    security.declareProtected(ManagePortal, 'listProfileInfo')
    def listProfileInfo(self):

        """ Return a list of mappings describing registered profiles.
        Base profile is listed first, extensions are sorted.

        o Keys include:

          'id' -- profile ID

          'title' -- profile title or ID

          'description' -- description of the profile

          'path' -- path to the profile within its product

          'product' -- name of the registering product
        """
        base = []
        ext = []
        for info in _profile_registry.listProfileInfo():
            if info.get('type', BASE) == BASE:
                base.append(info)
            else:
                ext.append(info)
        ext.sort(lambda x, y: cmp(x['id'], y['id']))
        return base + ext

    security.declareProtected(ManagePortal, 'listContextInfos')
    def listContextInfos(self):

        """ List registered profiles and snapshots.
        """
        def readableType(x):
            if x is BASE:
                return 'base'
            elif x is EXTENSION:
                return 'extension'
            return 'unknown'

        s_infos = [{'id': 'snapshot-%s' % info['id'],
                     'title': info['title'],
                     'type': 'snapshot',
                   }
                    for info in self.listSnapshotInfo()]
        p_infos = [{'id': 'profile-%s' % info['id'],
                    'title': info['title'],
                    'type': readableType(info['type']),
                   }
                   for info in self.listProfileInfo()]

        return tuple(s_infos + p_infos)

    security.declareProtected(ManagePortal, 'getProfileImportDate')
    def getProfileImportDate(self, profile_id):
        """ See ISetupTool.
        """
        prefix = ('import-all-%s-' % profile_id).replace(':', '_')
        candidates = [x for x in self.objectIds('File')
                        if x.startswith(prefix)]
        if len(candidates) == 0:
            return None
        candidates.sort()
        last = candidates[-1]
        stamp = last[len(prefix):-4]
        assert(len(stamp) == 14)
        return '%s-%s-%sT%s:%s:%sZ' % (stamp[0:4],
                                       stamp[4:6],
                                       stamp[6:8],
                                       stamp[8:10],
                                       stamp[10:12],
                                       stamp[12:14],
                                      )

    security.declareProtected(ManagePortal, 'manage_createSnapshot')
    def manage_createSnapshot(self, RESPONSE, snapshot_id=None):

        """ Create a snapshot with the given ID.

        o If no ID is passed, generate one.
        """
        if snapshot_id is None:
            snapshot_id = self._mangleTimestampName('snapshot')

        self.createSnapshot(snapshot_id)

        RESPONSE.redirect('%s/manage_snapshots?manage_tabs_message=%s'
                         % (self.absolute_url(), 'Snapshot+created.'))
        return ""

    security.declareProtected(ManagePortal, 'manage_showDiff')
    manage_showDiff = PageTemplateFile('sutCompare', _wwwdir)

    def manage_downloadDiff(self,
                            lhs,
                            rhs,
                            missing_as_empty,
                            ignore_blanks,
                            RESPONSE,
                           ):
        """ Crack request vars and call compareConfigurations.

        o Return the result as a 'text/plain' stream, suitable for framing.
        """
        comparison = self.manage_compareConfigurations(lhs,
                                                       rhs,
                                                       missing_as_empty,
                                                       ignore_blanks,
                                                      )
        RESPONSE.setHeader('Content-Type', 'text/plain')
        return _PLAINTEXT_DIFF_HEADER % (lhs, rhs, comparison)

    security.declareProtected(ManagePortal, 'manage_compareConfigurations')
    def manage_compareConfigurations(self,
                                     lhs,
                                     rhs,
                                     missing_as_empty,
                                     ignore_blanks,
                                    ):
        """ Crack request vars and call compareConfigurations.
        """
        lhs_context = self._getImportContext(lhs)
        rhs_context = self._getImportContext(rhs)

        return self.compareConfigurations(lhs_context,
                                          rhs_context,
                                          missing_as_empty,
                                          ignore_blanks,
                                         )

    #
    # Upgrades management
    #
    security.declareProtected(ManagePortal, 'getLastVersionForProfile')
    def getLastVersionForProfile(self, profile_id):
        """Return the last upgraded version for the specified profile.
        """
        version = self._profile_upgrade_versions.get(profile_id, 'unknown')
        return version

    security.declareProtected(ManagePortal, 'setLastVersionForProfile')
    def setLastVersionForProfile(self, profile_id, version):
        """Set the last upgraded version for the specified profile.
        """
        if isinstance(version, basestring):
            version = tuple(version.split('.'))
        prof_versions = self._profile_upgrade_versions.copy()
        prof_versions[profile_id] = version
        self._profile_upgrade_versions = prof_versions

    security.declareProtected(ManagePortal, 'getVersionForProfile')
    def getVersionForProfile(self, profile_id):
        """Return the registered filesystem version for the specified
        profile.
        """
        info = _profile_registry.getProfileInfo(profile_id)
        return info.get('version', 'unknown')

    security.declareProtected(ManagePortal, 'listProfilesWithUpgrades')
    def listProfilesWithUpgrades(self):
        return listProfilesWithUpgrades()

    security.declarePrivate('_massageUpgradeInfo')
    def _massageUpgradeInfo(self, info):
        """Add a couple of data points to the upgrade info dictionary.
        """
        info = info.copy()
        info['haspath'] = info['source'] and info['dest']
        info['ssource'] = '.'.join(info['source'] or ('all',))
        info['sdest'] = '.'.join(info['dest'] or ('all',))
        return info

    security.declareProtected(ManagePortal, 'listUpgrades')
    def listUpgrades(self, profile_id, show_old=False):
        """Get the list of available upgrades.
        """
        if show_old:
            source = None
        else:
            source = self.getLastVersionForProfile(profile_id)
        upgrades = listUpgradeSteps(self, profile_id, source)
        res = []
        for info in upgrades:
            if type(info) == list:
                subset = []
                for subinfo in info:
                    subset.append(self._massageUpgradeInfo(subinfo))
                res.append(subset)
            else:
                res.append(self._massageUpgradeInfo(info))
        return res

    security.declareProtected(ManagePortal, 'manage_doUpgrades')
    def manage_doUpgrades(self, request=None):
        """Perform all selected upgrade steps.
        """
        if request is None:
            request = self.REQUEST
        logger = logging.getLogger('GenericSetup')
        steps_to_run = request.form.get('upgrades', [])
        profile_id = request.get('profile_id', '')
        for step_id in steps_to_run:
            step = _upgrade_registry.getUpgradeStep(profile_id, step_id)
            if step is not None:
                step.doStep(self)
                msg = "Ran upgrade step %s for profile %s" % (step.title,
                                                              profile_id)
                logger.log(logging.INFO, msg)

        # XXX should be a bit smarter about deciding when to up the
        #     profile version
        profile_info = _profile_registry.getProfileInfo(profile_id)
        version = profile_info.get('version', None)
        if version is not None:
            self.setLastVersionForProfile(profile_id, version)

        url = self.absolute_url()
        request.RESPONSE.redirect("%s/manage_upgrades?saved=%s" % (url, profile_id))

    #
    #   Helper methods
    #
    security.declarePrivate('_getProductPath')
    def _getProductPath(self, product_name):

        """ Return the absolute path of the product's directory.
        """
        try:
            # BBB: for GenericSetup 1.1 style product names
            product = __import__('Products.%s' % product_name
                                , globals(), {}, ['initialize'])
        except ImportError:
            try:
                product = __import__(product_name
                                    , globals(), {}, ['initialize'])
            except ImportError:
                raise ValueError('Not a valid product name: %s'
                                 % product_name)

        return product.__path__[0]

    security.declarePrivate('_getImportContext')
    def _getImportContext(self, context_id, should_purge=None):

        """ Crack ID and generate appropriate import context.
        """
        encoding = self.getEncoding()

        if context_id.startswith('profile-'):

            context_id = context_id[len('profile-'):]
            info = _profile_registry.getProfileInfo(context_id)

            if info.get('product'):
                path = os.path.join(self._getProductPath(info['product'])
                                   , info['path'])
            else:
                path = info['path']
            if should_purge is None:
                should_purge = (info.get('type') != EXTENSION)
            return DirectoryImportContext(self, path, should_purge, encoding)

        # else snapshot
        context_id = context_id[len('snapshot-'):]
        if should_purge is None:
            should_purge = True
        return SnapshotImportContext(self, context_id, should_purge, encoding)

    security.declarePrivate('_updateImportStepsRegistry')
    def _updateImportStepsRegistry(self, context, encoding):

        """ Update our import steps registry from our profile.
        """
        if context is None:
            context = self._getImportContext(self._import_context_id)
        xml = context.readDataFile(IMPORT_STEPS_XML)
        if xml is None:
            return

        info_list = self._import_registry.parseXML(xml, encoding)

        for step_info in info_list:

            id = step_info['id']
            version = step_info['version']
            handler = step_info['handler']
            dependencies = tuple(step_info.get('dependencies', ()))
            title = step_info.get('title', id)
            description = ''.join(step_info.get('description', []))

            self._import_registry.registerStep(id=id,
                                               version=version,
                                               handler=handler,
                                               dependencies=dependencies,
                                               title=title,
                                               description=description,
                                              )

    security.declarePrivate('_updateExportStepsRegistry')
    def _updateExportStepsRegistry(self, context, encoding):

        """ Update our export steps registry from our profile.
        """
        if context is None:
            context = self._getImportContext(self._import_context_id)
        xml = context.readDataFile(EXPORT_STEPS_XML)
        if xml is None:
            return

        info_list = self._export_registry.parseXML(xml, encoding)

        for step_info in info_list:

            id = step_info['id']
            handler = step_info['handler']
            title = step_info.get('title', id)
            description = ''.join(step_info.get('description', []))

            self._export_registry.registerStep(id=id,
                                               handler=handler,
                                               title=title,
                                               description=description,
                                              )

    security.declarePrivate('_doRunImportStep')
    def _doRunImportStep(self, step_id, context):

        """ Run a single import step, using a pre-built context.
        """
        __traceback_info__ = step_id
        marker = object()

        handler = self._import_registry.getStep(step_id)

        if handler is marker:
            raise ValueError('Invalid import step: %s' % step_id)

        if handler is None:
            msg = 'Step %s has an invalid import handler' % step_id
            logger = logging.getLogger('GenericSetup')
            logger.error(msg)
            return 'ERROR: ' + msg

        return handler(context)

    security.declarePrivate('_doRunExportSteps')
    def _doRunExportSteps(self, steps):

        """ See ISetupTool.
        """
        context = TarballExportContext(self)
        messages = {}
        marker = object()

        for step_id in steps:

            handler = self._export_registry.getStep(step_id, marker)

            if handler is marker:
                raise ValueError('Invalid export step: %s' % step_id)

            if handler is None:
                msg = 'Step %s has an invalid import handler' % step_id
                logger = logging.getLogger('GenericSetup')
                logger.error(msg)
                messages[step_id] = msg
            else:
                messages[step_id] = handler(context)

        return { 'steps' : steps
               , 'messages' : messages
               , 'tarball' : context.getArchive()
               , 'filename' : context.getArchiveFilename()
               }

    security.declarePrivate('_runImportStepsFromContext')
    def _runImportStepsFromContext(self, context, steps=None, purge_old=None):
        self.applyContext(context)

        if steps is None:
            steps = self._import_registry.sortSteps()
        messages = {}

        for step in steps:
            message = self._doRunImportStep(step, context)
            message_list = filter(None, [message])
            message_list.extend( ['%s: %s' % x[1:]
                                  for x in context.listNotes()] )
            messages[step] = '\n'.join(message_list)
            context.clearNotes()

        return { 'steps' : steps, 'messages' : messages }

    security.declarePrivate('_mangleTimestampName')
    def _mangleTimestampName(self, prefix, ext=None):

        """ Create a mangled ID using a timestamp.
        """
        timestamp = time.gmtime()
        items = (prefix,) + timestamp[:6]

        if ext is None:
            fmt = '%s-%4d%02d%02d%02d%02d%02d'
        else:
            fmt = '%s-%4d%02d%02d%02d%02d%02d.%s'
            items += (ext,)

        return fmt % items

    security.declarePrivate('_createReport')
    def _createReport(self, name, steps, messages):

        """ Record the results of a run.
        """
        lines = []
        # Create report
        for step in steps:
            lines.append('=' * 65)
            lines.append('Step: %s' % step)
            lines.append('=' * 65)
            msg = messages[step]
            lines.extend(msg.split('\n'))
            lines.append('')

        report = '\n'.join(lines)
        if isinstance(report, unicode):
            report = report.encode('latin-1')

        # BBB: ObjectManager won't allow unicode IDS
        if isinstance(name, unicode):
            name = name.encode('UTF-8')

        file = File(id=name,
                    title='',
                    file=report,
                    content_type='text/plain'
                   )
        self._setObject(name, file)
示例#8
0
class SetupTool(Folder):

    """ Profile-based site configuration manager.
    """

    implements(ISetupTool)

    meta_type = 'Generic Setup Tool'

    _import_context_id = ''

    security = ClassSecurityInfo()

    def __init__(self, id):
        self.id = str(id)
        self._import_registry = ImportStepRegistry()
        self._export_registry = ExportStepRegistry()
        self._export_registry.registerStep('step_registries',
                                           exportStepRegistries,
                                           'Export import / export steps.',
                                          )
        self._toolset_registry = ToolsetRegistry()

    #
    #   ISetupTool API
    #
    security.declareProtected(ManagePortal, 'getEncoding')
    def getEncoding(self):

        """ See ISetupTool.
        """
        return 'ascii'

    security.declareProtected(ManagePortal, 'getImportContextID')
    def getImportContextID(self):

        """ See ISetupTool.
        """
        return self._import_context_id

    security.declareProtected(ManagePortal, 'setImportContext')
    def setImportContext(self, context_id, encoding=None):

        """ See ISetupTool.
        """
        self._import_context_id = context_id
        context = self._getImportContext(context_id)

        self.applyContext(context, encoding)

    security.declareProtected(ManagePortal, 'applyContext')
    def applyContext(self, context, encoding=None):
        self._updateImportStepsRegistry(context, encoding)
        self._updateExportStepsRegistry(context, encoding)

    security.declareProtected(ManagePortal, 'getImportStepRegistry')
    def getImportStepRegistry(self):

        """ See ISetupTool.
        """
        return self._import_registry

    security.declareProtected(ManagePortal, 'getExportStepRegistry')
    def getExportStepRegistry(self):

        """ See ISetupTool.
        """
        return self._export_registry

    security.declareProtected(ManagePortal, 'getToolsetRegistry')
    def getToolsetRegistry(self):

        """ See ISetupTool.
        """
        return self._toolset_registry

    security.declareProtected(ManagePortal, 'runImportStep')
    def runImportStep(self, step_id, run_dependencies=True, purge_old=None):

        """ See ISetupTool.
        """
        context = self._getImportContext(self._import_context_id, purge_old)

        info = self._import_registry.getStepMetadata(step_id)

        if info is None:
            raise ValueError, 'No such import step: %s' % step_id

        dependencies = info.get('dependencies', ())

        messages = {}
        steps = []
        if run_dependencies:
            for dependency in dependencies:

                if dependency not in steps:
                    message = self._doRunImportStep(dependency, context)
                    messages[dependency] = message or ''
                    steps.append(dependency)

        message = self._doRunImportStep(step_id, context)
        message_list = filter(None, [message])
        message_list.extend( ['%s: %s' % x[1:] for x in context.listNotes()] )
        messages[step_id] = '\n'.join(message_list)
        steps.append(step_id)

        return { 'steps' : steps, 'messages' : messages }

    security.declareProtected(ManagePortal, 'runAllImportSteps')
    def runAllImportSteps(self, purge_old=None):

        """ See ISetupTool.
        """
        __traceback_info__ = self._import_context_id

        context = self._getImportContext(self._import_context_id, purge_old)

        return self._runImportStepsFromContext(context, purge_old=purge_old)

    security.declareProtected(ManagePortal, 'runExportStep')
    def runExportStep(self, step_id):

        """ See ISetupTool.
        """
        return self._doRunExportSteps([step_id])

    security.declareProtected(ManagePortal, 'runAllExportSteps')
    def runAllExportSteps(self):

        """ See ISetupTool.
        """
        return self._doRunExportSteps(self._export_registry.listSteps())

    security.declareProtected(ManagePortal, 'createSnapshot')
    def createSnapshot(self, snapshot_id):

        """ See ISetupTool.
        """
        context = SnapshotExportContext(self, snapshot_id)
        messages = {}
        steps = self._export_registry.listSteps()

        for step_id in steps:

            handler = self._export_registry.getStep(step_id)

            if handler is None:
                raise ValueError('Invalid export step: %s' % step_id)

            messages[step_id] = handler(context)


        return { 'steps' : steps
               , 'messages' : messages
               , 'url' : context.getSnapshotURL()
               , 'snapshot' : context.getSnapshotFolder()
               }

    security.declareProtected(ManagePortal, 'compareConfigurations')
    def compareConfigurations(self,
                              lhs_context,
                              rhs_context,
                              missing_as_empty=False,
                              ignore_blanks=False,
                              skip=SKIPPED_FILES,
                             ):
        """ See ISetupTool.
        """
        differ = ConfigDiff(lhs_context,
                            rhs_context,
                            missing_as_empty,
                            ignore_blanks,
                            skip,
                           )

        return differ.compare()

    security.declareProtected(ManagePortal, 'markupComparison')
    def markupComparison(self, lines):

        """ See ISetupTool.
        """
        result = []

        for line in lines.splitlines():

            if line.startswith('** '):

                if line.find('File') > -1:
                    if line.find('replaced') > -1:
                        result.append(('file-to-dir', line))
                    elif line.find('added') > -1:
                        result.append(('file-added', line))
                    else:
                        result.append(('file-removed', line))
                else:
                    if line.find('replaced') > -1:
                        result.append(('dir-to-file', line))
                    elif line.find('added') > -1:
                        result.append(('dir-added', line))
                    else:
                        result.append(('dir-removed', line))

            elif line.startswith('@@'):
                result.append(('diff-range', line))

            elif line.startswith(' '):
                result.append(('diff-context', line))

            elif line.startswith('+'):
                result.append(('diff-added', line))

            elif line.startswith('-'):
                result.append(('diff-removed', line))

            elif line == '\ No newline at end of file':
                result.append(('diff-context', line))

            else:
                result.append(('diff-header', line))

        return '<pre>\n%s\n</pre>' % (
            '\n'.join([('<span class="%s">%s</span>' % (cl, escape(l)))
                                  for cl, l in result]))

    #
    #   ZMI
    #
    manage_options = (Folder.manage_options[:1]
                    + ({'label' : 'Properties',
                        'action' : 'manage_tool'
                       },
                       {'label' : 'Import',
                        'action' : 'manage_importSteps'
                       },
                       {'label' : 'Export',
                        'action' : 'manage_exportSteps'
                       },
                       {'label' : 'Snapshots',
                        'action' : 'manage_snapshots'
                       },
                       {'label' : 'Comparison',
                        'action' : 'manage_showDiff'
                       },
                      )
                    + Folder.manage_options[3:] # skip "View", "Properties"
                     )

    security.declareProtected(ManagePortal, 'manage_tool')
    manage_tool = PageTemplateFile('sutProperties', _wwwdir)

    security.declareProtected(ManagePortal, 'manage_updateToolProperties')
    def manage_updateToolProperties(self, context_id, RESPONSE):
        """ Update the tool's settings.
        """
        self.setImportContext(context_id)

        RESPONSE.redirect('%s/manage_tool?manage_tabs_message=%s'
                         % (self.absolute_url(), 'Properties+updated.'))

    security.declareProtected(ManagePortal, 'manage_importSteps')
    manage_importSteps = PageTemplateFile('sutImportSteps', _wwwdir)

    security.declareProtected(ManagePortal, 'manage_importSelectedSteps')
    def manage_importSelectedSteps(self,
                                   ids,
                                   run_dependencies,
                                   RESPONSE,
                                   create_report=True,
                                  ):
        """ Import the steps selected by the user.
        """
        messages = {}
        if not ids:
            summary = 'No steps selected.'

        else:
            steps_run = []
            for step_id in ids:
                result = self.runImportStep(step_id, run_dependencies)
                steps_run.extend(result['steps'])
                messages.update(result['messages'])

            summary = 'Steps run: %s' % ', '.join(steps_run)

            if create_report:
                name = self._mangleTimestampName('import-selected', 'log')
                self._createReport(name, result['steps'], result['messages'])

        return self.manage_importSteps(manage_tabs_message=summary,
                                       messages=messages)

    security.declareProtected(ManagePortal, 'manage_importSelectedSteps')
    def manage_importAllSteps(self, RESPONSE, create_report=True):

        """ Import all steps.
        """
        result = self.runAllImportSteps()
        steps_run = 'Steps run: %s' % ', '.join(result['steps'])

        if create_report:
            name = self._mangleTimestampName('import-all', 'log')
            self._createReport(name, result['steps'], result['messages'])

        return self.manage_importSteps(manage_tabs_message=steps_run,
                                       messages=result['messages'])

    security.declareProtected(ManagePortal, 'manage_importTarball')
    def manage_importTarball(self, tarball, RESPONSE, create_report=True):
        """ Import steps from the uploaded tarball.
        """
        if getattr(tarball, 'read', None) is not None:
            tarball = tarball.read()

        context = TarballImportContext(tool=self,
                                       archive_bits=tarball,
                                       encoding='UTF8',
                                       should_purge=True,
                                      )
        result = self._runImportStepsFromContext(context,
                                                 purge_old=True)
        steps_run = 'Steps run: %s' % ', '.join(result['steps'])

        if create_report:
            name = self._mangleTimestampName('import-all', 'log')
            self._createReport(name, result['steps'], result['messages'])

        return self.manage_importSteps(manage_tabs_message=steps_run,
                                       messages=result['messages'])

    security.declareProtected(ManagePortal, 'manage_exportSteps')
    manage_exportSteps = PageTemplateFile('sutExportSteps', _wwwdir)

    security.declareProtected(ManagePortal, 'manage_exportSelectedSteps')
    def manage_exportSelectedSteps(self, ids, RESPONSE):

        """ Export the steps selected by the user.
        """
        if not ids:
            RESPONSE.redirect('%s/manage_exportSteps?manage_tabs_message=%s'
                             % (self.absolute_url(), 'No+steps+selected.'))

        result = self._doRunExportSteps(ids)
        RESPONSE.setHeader('Content-type', 'application/x-gzip')
        RESPONSE.setHeader('Content-disposition',
                           'attachment; filename=%s' % result['filename'])
        return result['tarball']

    security.declareProtected(ManagePortal, 'manage_exportAllSteps')
    def manage_exportAllSteps(self, RESPONSE):

        """ Export all steps.
        """
        result = self.runAllExportSteps()
        RESPONSE.setHeader('Content-type', 'application/x-gzip')
        RESPONSE.setHeader('Content-disposition',
                           'attachment; filename=%s' % result['filename'])
        return result['tarball']

    security.declareProtected(ManagePortal, 'manage_snapshots')
    manage_snapshots = PageTemplateFile('sutSnapshots', _wwwdir)

    security.declareProtected(ManagePortal, 'listSnapshotInfo')
    def listSnapshotInfo(self):

        """ Return a list of mappings describing available snapshots.

        o Keys include:

          'id' -- snapshot ID

          'title' -- snapshot title or ID

          'url' -- URL of the snapshot folder
        """
        result = []
        snapshots = self._getOb('snapshots', None)

        if snapshots:

            for id, folder in snapshots.objectItems('Folder'):

                result.append({ 'id' : id
                               , 'title' : folder.title_or_id()
                               , 'url' : folder.absolute_url()
                               })
        return result

    security.declareProtected(ManagePortal, 'listProfileInfo')
    def listProfileInfo(self):

        """ Return a list of mappings describing registered profiles.

        o Keys include:

          'id' -- profile ID

          'title' -- profile title or ID

          'description' -- description of the profile

          'path' -- path to the profile within its product

          'product' -- name of the registering product
        """
        return _profile_registry.listProfileInfo()

    security.declareProtected(ManagePortal, 'listContextInfos')
    def listContextInfos(self):

        """ List registered profiles and snapshots.
        """

        s_infos = [{ 'id': 'snapshot-%s' % info['id'],
                      'title': info['title'] }
                    for info in self.listSnapshotInfo()]
        p_infos = [{ 'id': 'profile-%s' % info['id'],
                      'title': info['title'] }
                    for info in self.listProfileInfo()]

        return tuple(s_infos + p_infos)

    security.declareProtected(ManagePortal, 'manage_createSnapshot')
    def manage_createSnapshot(self, RESPONSE, snapshot_id=None):

        """ Create a snapshot with the given ID.

        o If no ID is passed, generate one.
        """
        if snapshot_id is None:
            snapshot_id = self._mangleTimestampName('snapshot')

        self.createSnapshot(snapshot_id)

        RESPONSE.redirect('%s/manage_snapshots?manage_tabs_message=%s'
                         % (self.absolute_url(), 'Snapshot+created.'))

    security.declareProtected(ManagePortal, 'manage_showDiff')
    manage_showDiff = PageTemplateFile('sutCompare', _wwwdir)

    def manage_downloadDiff(self,
                            lhs,
                            rhs,
                            missing_as_empty,
                            ignore_blanks,
                            RESPONSE,
                           ):
        """ Crack request vars and call compareConfigurations.

        o Return the result as a 'text/plain' stream, suitable for framing.
        """
        comparison = self.manage_compareConfigurations(lhs,
                                                       rhs,
                                                       missing_as_empty,
                                                       ignore_blanks,
                                                      )
        RESPONSE.setHeader('Content-Type', 'text/plain')
        return _PLAINTEXT_DIFF_HEADER % (lhs, rhs, comparison)

    security.declareProtected(ManagePortal, 'manage_compareConfigurations')
    def manage_compareConfigurations(self,
                                     lhs,
                                     rhs,
                                     missing_as_empty,
                                     ignore_blanks,
                                    ):
        """ Crack request vars and call compareConfigurations.
        """
        lhs_context = self._getImportContext(lhs)
        rhs_context = self._getImportContext(rhs)

        return self.compareConfigurations(lhs_context,
                                          rhs_context,
                                          missing_as_empty,
                                          ignore_blanks,
                                         )


    #
    #   Helper methods
    #
    security.declarePrivate('_getProductPath')
    def _getProductPath(self, product_name):

        """ Return the absolute path of the product's directory.
        """
        try:
            # BBB: for GenericSetup 1.1 style product names
            product = __import__('Products.%s' % product_name
                                , globals(), {}, ['initialize'])
        except ImportError:
            try:
                product = __import__(product_name
                                    , globals(), {}, ['initialize'])
            except ImportError:
                raise ValueError('Not a valid product name: %s'
                                 % product_name)

        return product.__path__[0]

    security.declarePrivate('_getImportContext')
    def _getImportContext(self, context_id, should_purge=None):

        """ Crack ID and generate appropriate import context.
        """
        encoding = self.getEncoding()

        if context_id.startswith('profile-'):

            context_id = context_id[len('profile-'):]
            info = _profile_registry.getProfileInfo(context_id)

            if info.get('product'):
                path = os.path.join(self._getProductPath(info['product'])
                                   , info['path'])
            else:
                path = info['path']
            if should_purge is None:
                should_purge = (info.get('type') != EXTENSION)
            return DirectoryImportContext(self, path, should_purge, encoding)

        # else snapshot
        context_id = context_id[len('snapshot-'):]
        if should_purge is None:
            should_purge = True
        return SnapshotImportContext(self, context_id, should_purge, encoding)

    security.declarePrivate('_updateImportStepsRegistry')
    def _updateImportStepsRegistry(self, context, encoding):

        """ Update our import steps registry from our profile.
        """
        if context is None:
            context = self._getImportContext(self._import_context_id)
        xml = context.readDataFile(IMPORT_STEPS_XML)
        if xml is None:
            return

        info_list = self._import_registry.parseXML(xml, encoding)

        for step_info in info_list:

            id = step_info['id']
            version = step_info['version']
            handler = _resolveDottedName(step_info['handler'])

            dependencies = tuple(step_info.get('dependencies', ()))
            title = step_info.get('title', id)
            description = ''.join(step_info.get('description', []))

            self._import_registry.registerStep(id=id,
                                               version=version,
                                               handler=handler,
                                               dependencies=dependencies,
                                               title=title,
                                               description=description,
                                              )

    security.declarePrivate('_updateExportStepsRegistry')
    def _updateExportStepsRegistry(self, context, encoding):

        """ Update our export steps registry from our profile.
        """
        if context is None:
            context = self._getImportContext(self._import_context_id)
        xml = context.readDataFile(EXPORT_STEPS_XML)
        if xml is None:
            return

        info_list = self._export_registry.parseXML(xml, encoding)

        for step_info in info_list:

            id = step_info['id']
            handler = _resolveDottedName(step_info['handler'])

            title = step_info.get('title', id)
            description = ''.join(step_info.get('description', []))

            self._export_registry.registerStep(id=id,
                                               handler=handler,
                                               title=title,
                                               description=description,
                                              )

    security.declarePrivate('_doRunImportStep')
    def _doRunImportStep(self, step_id, context):

        """ Run a single import step, using a pre-built context.
        """
        __traceback_info__ = step_id

        handler = self._import_registry.getStep(step_id)

        if handler is None:
            raise ValueError('Invalid import step: %s' % step_id)

        return handler(context)

    security.declarePrivate('_doRunExportSteps')
    def _doRunExportSteps(self, steps):

        """ See ISetupTool.
        """
        context = TarballExportContext(self)
        messages = {}

        for step_id in steps:

            handler = self._export_registry.getStep(step_id)

            if handler is None:
                raise ValueError('Invalid export step: %s' % step_id)

            messages[step_id] = handler(context)

        return { 'steps' : steps
               , 'messages' : messages
               , 'tarball' : context.getArchive()
               , 'filename' : context.getArchiveFilename()
               }

    security.declarePrivate('_runImportStepsFromContext')
    def _runImportStepsFromContext(self, context, steps=None, purge_old=None):
        self.applyContext(context)

        if steps is None:
            steps = self._import_registry.sortSteps()
        messages = {}

        for step in steps:
            message = self._doRunImportStep(step, context)
            message_list = filter(None, [message])
            message_list.extend( ['%s: %s' % x[1:]
                                  for x in context.listNotes()] )
            messages[step] = '\n'.join(message_list)
            context.clearNotes()

        return { 'steps' : steps, 'messages' : messages }

    security.declarePrivate('_mangleTimestampName')
    def _mangleTimestampName(self, prefix, ext=None):

        """ Create a mangled ID using a timestamp.
        """
        timestamp = time.gmtime()
        items = (prefix,) + timestamp[:6]

        if ext is None:
            fmt = '%s-%4d%02d%02d%02d%02d%02d'
        else:
            fmt = '%s-%4d%02d%02d%02d%02d%02d.%s'
            items += (ext,)

        return fmt % items

    security.declarePrivate('_createReport')
    def _createReport(self, name, steps, messages):

        """ Record the results of a run.
        """
        lines = []
        # Create report
        for step in steps:
            lines.append('=' * 65)
            lines.append('Step: %s' % step)
            lines.append('=' * 65)
            msg = messages[step]
            lines.extend(msg.split('\n'))
            lines.append('')

        report = '\n'.join(lines)
        if isinstance(report, unicode):
            report = report.encode('latin-1')

        file = File(id=name,
                    title='',
                    file=report,
                    content_type='text/plain'
                   )
        self._setObject(name, file)
示例#9
0
文件: tool.py 项目: goschtl/zope
class SetupTool( UniqueObject, Folder ):

    """ Profile-based site configuration manager.
    """
    __implements__ = Declaration(ISetupTool) + Folder.__implements__

    id = 'portal_setup'
    meta_type = 'Portal Setup Tool'

    _product_name = None
    _profile_directory = None
    _root_directory = None

    security = ClassSecurityInfo()

    def __init__( self ):

        self._import_registry = ImportStepRegistry()
        self._export_registry = ExportStepRegistry()
        self._export_registry.registerStep( 'step_registries'
                                          , exportStepRegistries
                                          , 'Export import / export steps.'
                                          )
        self._toolset_registry = ToolsetRegistry()

    #
    #   ISetupTool API
    #
    security.declareProtected( ManagePortal, 'getEncoding' )
    def getEncoding( self ):

        """ See ISetupTool.
        """
        return 'ascii'

    security.declareProtected( ManagePortal, 'getProfileProduct' )
    def getProfileProduct( self ):

        """ See ISetupTool.
        """
        return self._product_name

    security.declareProtected( ManagePortal, 'getProfileDirectory' )
    def getProfileDirectory( self, relative_to_product=False ):

        """ See ISetupTool.
        """
        return ( relative_to_product
             and self._profile_directory
              or self._getFullyQualifiedProfileDirectory()
               )

    security.declareProtected( ManagePortal, 'setProfileDirectory' )
    def setProfileDirectory( self, path, product_name=None, encoding=None ):

        """ See ISetupTool.
        """
        if product_name is not None:

            root = self._root_directory = self._getProductPath( product_name )

            if not os.path.exists( os.path.join( root, path ) ):
                raise ValueError, 'Invalid path: %s' % path

        else:
            if not os.path.exists( path ):
                raise ValueError, 'Invalid path: %s' % path

            self._root_directory = None

        self._profile_directory = path
        self._product_name = product_name

        self._updateImportStepsRegistry( encoding )
        self._updateExportStepsRegistry( encoding )
        self._updateToolsetRegistry( encoding )

    security.declareProtected( ManagePortal, 'getImportStepRegistry' )
    def getImportStepRegistry( self ):

        """ See ISetupTool.
        """
        return self._import_registry

    security.declareProtected( ManagePortal, 'getImportStepRegistry' )
    def getExportStepRegistry( self ):

        """ See ISetupTool.
        """
        return self._export_registry

    security.declareProtected( ManagePortal, 'getToolsetRegistry' )
    def getToolsetRegistry( self ):

        """ See ISetupTool.
        """
        return self._toolset_registry

    security.declareProtected( ManagePortal, 'executeStep' )
    def runImportStep( self, step_id, run_dependencies=True, purge_old=True ):

        """ See ISetupTool.
        """
        profile_path = self._getFullyQualifiedProfileDirectory()
        encoding = self.getEncoding()
        context = DirectoryImportContext( self, profile_path, purge_old,
                                          encoding )

        info = self._import_registry.getStepMetadata( step_id )

        if info is None:
            raise ValueError, 'No such import step: %s' % step_id

        dependencies = info.get( 'dependencies', () )

        messages = {}
        steps = []
        if run_dependencies:
            for dependency in dependencies:

                if dependency not in steps:
                    message = self._doRunImportStep( dependency, context )
                    messages[ dependency ] = message
                    steps.append( dependency )

        message = self._doRunImportStep( step_id, context )
        messages[ step_id ] = message
        steps.append( step_id )

        return { 'steps' : steps, 'messages' : messages }

    security.declareProtected( ManagePortal, 'runAllSetupSteps')
    def runAllImportSteps( self, purge_old=True ):

        """ See ISetupTool.
        """
        profile_path = self._getFullyQualifiedProfileDirectory()
        encoding = self.getEncoding()
        context = DirectoryImportContext( self, profile_path, purge_old,
                                          encoding )

        steps = self._import_registry.sortSteps()
        messages = {}

        for step in steps:
            message = self._doRunImportStep( step, context )
            messages[ step ] = message

        return { 'steps' : steps, 'messages' : messages }

    security.declareProtected( ManagePortal, 'runExportStep')
    def runExportStep( self, step_id ):

        """ See ISetupTool.
        """
        return self._doRunExportSteps( [ step_id ] )

    security.declareProtected(ManagePortal, 'runAllExportSteps')
    def runAllExportSteps( self ):

        """ See ISetupTool.
        """
        return self._doRunExportSteps( self._export_registry.listSteps() )

    security.declareProtected( ManagePortal, 'createSnapshot')
    def createSnapshot( self, snapshot_id ):

        """ See ISetupTool.
        """
        context = SnapshotExportContext( self, snapshot_id )
        messages = {}
        steps = self._export_registry.listSteps()

        for step_id in steps:

            handler = self._export_registry.getStep( step_id )

            if handler is None:
                raise ValueError( 'Invalid export step: %s' % step_id )

            messages[ step_id ] = handler( context )


        return { 'steps' : steps
               , 'messages' : messages
               , 'url' : context.getSnapshotURL()
               , 'snapshot' : context.getSnapshotFolder()
               }

    security.declareProtected(ManagePortal, 'compareConfigurations')
    def compareConfigurations( self
                             , lhs_context
                             , rhs_context
                             , missing_as_empty=False
                             , ignore_blanks=False
                             , skip=( 'CVS', '.svn' )
                             ):
        """ See ISetupTool.
        """
        differ = ConfigDiff( lhs_context
                           , rhs_context
                           , missing_as_empty
                           , ignore_blanks
                           , skip
                           )

        return differ.compare()

    security.declareProtected( ManagePortal, 'markupComparison')
    def markupComparison(self, lines):

        """ See ISetupTool.
        """
        result = []

        for line in lines.splitlines():

            if line.startswith('** '):

                if line.find('File') > -1:
                    if line.find('replaced') > -1:
                        result.append( ( 'file-to-dir', line ) )
                    elif line.find('added') > -1:
                        result.append( ( 'file-added', line ) )
                    else:
                        result.append( ( 'file-removed', line ) )
                else:
                    if line.find('replaced') > -1:
                        result.append( ( 'dir-to-file', line ) )
                    elif line.find('added') > -1:
                        result.append( ( 'dir-added', line ) )
                    else:
                        result.append( ( 'dir-removed', line ) )

            elif line.startswith('@@'):
                result.append( ( 'diff-range', line ) )

            elif line.startswith(' '):
                result.append( ( 'diff-context', line ) )

            elif line.startswith('+'):
                result.append( ( 'diff-added', line ) )

            elif line.startswith('-'):
                result.append( ( 'diff-removed', line ) )

            elif line == '\ No newline at end of file':
                result.append( ( 'diff-context', line ) )

            else:
                result.append( ( 'diff-header', line ) )

        return '<pre>\n%s\n</pre>' % (
            '\n'.join( [ ( '<span class="%s">%s</span>' % ( cl, escape( l ) ) )
                                  for cl, l in result] ) )

    #
    #   ZMI
    #
    manage_options = ( Folder.manage_options[ :1 ]
                     + ( { 'label' : 'Properties'
                         , 'action' : 'manage_tool'
                         }
                       , { 'label' : 'Import'
                         , 'action' : 'manage_importSteps'
                         }
                       , { 'label' : 'Export'
                         , 'action' : 'manage_exportSteps'
                         }
                       , { 'label' : 'Snapshots'
                         , 'action' : 'manage_snapshots'
                         }
                       , { 'label' : 'Comparison'
                         , 'action' : 'manage_showDiff'
                         }
                       )
                     + Folder.manage_options[ 3: ] # skip "View", "Properties"
                     )

    security.declareProtected( ManagePortal, 'manage_tool' )
    manage_tool = PageTemplateFile( 'sutProperties', _wwwdir )

    security.declareProtected( ManagePortal, 'manage_updateToolProperties' )
    def manage_updateToolProperties( self
                                   , profile_directory
                                   , profile_product
                                   , RESPONSE
                                   ):
        """ Update the tool's settings.
        """
        profile_directory = profile_directory.strip()
        profile_product = profile_product.strip()

        if profile_directory.startswith( '.' ):
            raise ValueError(
                    "Directories begining with '.' are not allowed." )

        if profile_product and profile_directory.startswith( '/' ):
            raise ValueError(
                    "Product may not be specified with absolute directories" )

        self.setProfileDirectory( profile_directory, profile_product )

        RESPONSE.redirect( '%s/manage_tool?manage_tabs_message=%s'
                         % ( self.absolute_url(), 'Properties+updated.' )
                         )

    security.declareProtected( ManagePortal, 'manage_importSteps' )
    manage_importSteps = PageTemplateFile( 'sutImportSteps', _wwwdir )

    security.declareProtected( ManagePortal, 'manage_importSelectedSteps' )
    def manage_importSelectedSteps( self
                                  , ids
                                  , run_dependencies
                                  , purge_old
                                  , RESPONSE
                                  ):
        """ Import the steps selected by the user.
        """
        if not ids:
            message = 'No+steps+selected.'

        else:
            steps_run = []
            for step_id in ids:
                result = self.runImportStep( step_id
                                           , run_dependencies
                                           , purge_old
                                           )
                steps_run.extend( result[ 'steps' ] )

            message = 'Steps+run:%s' % '+,'.join( steps_run )

        RESPONSE.redirect( '%s/manage_importSteps?manage_tabs_message=%s'
                         % ( self.absolute_url(), message )
                         )

    security.declareProtected( ManagePortal, 'manage_importSelectedSteps' )
    def manage_importAllSteps( self, purge_old, RESPONSE ):

        """ Import all steps.
        """
        result = self.runAllImportSteps( purge_old )
        message = 'Steps+run:%s' % '+,'.join( result[ 'steps' ] )

        RESPONSE.redirect( '%s/manage_importSteps?manage_tabs_message=%s'
                         % ( self.absolute_url(), message )
                         )

    security.declareProtected( ManagePortal, 'manage_exportSteps' )
    manage_exportSteps = PageTemplateFile( 'sutExportSteps', _wwwdir )

    security.declareProtected( ManagePortal, 'manage_exportSelectedSteps' )
    def manage_exportSelectedSteps( self, ids, RESPONSE ):

        """ Export the steps selected by the user.
        """
        if not ids:
            RESPONSE.redirect( '%s/manage_exportSteps?manage_tabs_message=%s'
                             % ( self.absolute_url(), 'No+steps+selected.' )
                             )

        result = self._doRunExportSteps( ids )
        RESPONSE.setHeader( 'Content-type', 'application/x-gzip')
        RESPONSE.setHeader( 'Content-disposition'
                          , 'attachment; filename=%s' % result[ 'filename' ]
                          )
        return result[ 'tarball' ]

    security.declareProtected( ManagePortal, 'manage_exportAllSteps' )
    def manage_exportAllSteps( self, RESPONSE ):

        """ Export all steps.
        """
        result = self.runAllExportSteps()
        RESPONSE.setHeader( 'Content-type', 'application/x-gzip')
        RESPONSE.setHeader( 'Content-disposition'
                          , 'attachment; filename=%s' % result[ 'filename' ]
                          )
        return result[ 'tarball' ]

    security.declareProtected( ManagePortal, 'manage_snapshots' )
    manage_snapshots = PageTemplateFile( 'sutSnapshots', _wwwdir )

    security.declareProtected( ManagePortal, 'listSnapshotInfo' )
    def listSnapshotInfo( self ):

        """ Return a list of mappings describing available snapshots.

        o Keys include:

          'id' -- snapshot ID

          'title' -- snapshot title or ID

          'url' -- URL of the snapshot folder
        """
        result = []
        snapshots = self._getOb( 'snapshots', None )

        if snapshots:

            for id, folder in snapshots.objectItems( 'Folder' ):

                result.append( { 'id' : id
                               , 'title' : folder.title_or_id()
                               , 'url' : folder.absolute_url()
                               } )
        return result

    security.declareProtected( ManagePortal, 'listProfileInfo' )
    def listProfileInfo( self ):

        """ Return a list of mappings describing registered profiles.

        o Keys include:

          'id' -- profile ID

          'title' -- profile title or ID

          'description' -- description of the profile

          'path' -- path to the profile within its product

          'product' -- name of the registering product
        """
        return _profile_registry.listProfileInfo()

    security.declareProtected( ManagePortal, 'manage_createSnapshot' )
    def manage_createSnapshot( self, RESPONSE, snapshot_id=None ):

        """ Create a snapshot with the given ID.

        o If no ID is passed, generate one.
        """
        if snapshot_id is None:
            timestamp = time.gmtime()
            snapshot_id = 'snapshot-%4d%02d%02d%02d%02d%02d' % timestamp[:6]

        self.createSnapshot( snapshot_id )

        RESPONSE.redirect( '%s/manage_snapshots?manage_tabs_message=%s'
                         % ( self.absolute_url(), 'Snapshot+created.' ) )

    security.declareProtected( ManagePortal, 'manage_showDiff' )
    manage_showDiff = PageTemplateFile( 'sutCompare', _wwwdir )

    def manage_downloadDiff( self
                           , lhs
                           , rhs
                           , missing_as_empty
                           , ignore_blanks
                           , RESPONSE
                           ):
        """ Crack request vars and call compareConfigurations.

        o Return the result as a 'text/plain' stream, suitable for framing.
        """
        comparison = self.manage_compareConfigurations( lhs
                                                      , rhs
                                                      , missing_as_empty
                                                      , ignore_blanks
                                                      )
        RESPONSE.setHeader( 'Content-Type', 'text/plain' )
        return _PLAINTEXT_DIFF_HEADER % ( lhs, rhs, comparison )

    security.declareProtected( ManagePortal, 'manage_compareConfigurations' )
    def manage_compareConfigurations( self
                                    , lhs
                                    , rhs
                                    , missing_as_empty
                                    , ignore_blanks
                                    ):
        """ Crack request vars and call compareConfigurations.
        """
        lhs_context = self._getImportContext( lhs )
        rhs_context = self._getImportContext( rhs )

        return self.compareConfigurations( lhs_context
                                         , rhs_context
                                         , missing_as_empty
                                         , ignore_blanks
                                         )


    #
    #   Helper methods
    #
    security.declarePrivate( '_getProductPath' )
    def _getProductPath( self, product_name ):

        """ Return the absolute path of the product's directory.
        """
        try:
            product = __import__( 'Products.%s' % product_name
                                , globals(), {}, ['initialize' ] )
        except ImportError:
            raise ValueError, 'Not a valid product name: %s' % product_name

        return product.__path__[0]

    security.declarePrivate( '_getImportContext' )
    def _getImportContext( self, context_id ):

        """ Crack ID and generate appropriate import context.
        """
        if context_id.startswith( 'profile-' ):

            context_id = context_id[ len( 'profile-' ): ]
            info = _profile_registry.getProfileInfo( context_id )

            if info.get( 'product' ):
                path = os.path.join( self._getProductPath( info[ 'product' ] )
                                   , info[ 'path' ] )
            else:
                path = info[ 'path' ]

            return DirectoryImportContext( self, path )

        # else snapshot
        context_id = context_id[ len( 'snapshot-' ): ]
        return SnapshotImportContext( self, context_id )

    security.declarePrivate( '_getFullyQualifiedProfileDirectory' )
    def _getFullyQualifiedProfileDirectory( self ):

        """ Return the fully-qualified directory path of our profile.
        """
        if self._root_directory is not None:
            return os.path.join( self._root_directory
                               , self._profile_directory )

        return self._profile_directory

    security.declarePrivate( '_updateImportStepsRegistry' )
    def _updateImportStepsRegistry( self, encoding ):

        """ Update our import steps registry from our profile.
        """
        fq = self._getFullyQualifiedProfileDirectory()

        f = open( os.path.join( fq, IMPORT_STEPS_XML ), 'r' )
        xml = f.read()
        f.close()

        info_list = self._import_registry.parseXML( xml, encoding )

        for step_info in info_list:

            id = step_info[ 'id' ]
            version = step_info[ 'version' ]
            handler = _resolveDottedName( step_info[ 'handler' ] )

            dependencies = tuple( step_info.get( 'dependencies', () ) )
            title = step_info.get( 'title', id )
            description = ''.join( step_info.get( 'description', [] ) )

            self._import_registry.registerStep( id=id
                                              , version=version
                                              , handler=handler
                                              , dependencies=dependencies
                                              , title=title
                                              , description=description
                                              )

    security.declarePrivate( '_updateExportStepsRegistry' )
    def _updateExportStepsRegistry( self, encoding ):

        """ Update our export steps registry from our profile.
        """
        fq = self._getFullyQualifiedProfileDirectory()

        f = open( os.path.join( fq, EXPORT_STEPS_XML ), 'r' )
        xml = f.read()
        f.close()

        info_list = self._export_registry.parseXML( xml, encoding )

        for step_info in info_list:

            id = step_info[ 'id' ]
            handler = _resolveDottedName( step_info[ 'handler' ] )

            title = step_info.get( 'title', id )
            description = ''.join( step_info.get( 'description', [] ) )

            self._export_registry.registerStep( id=id
                                              , handler=handler
                                              , title=title
                                              , description=description
                                              )

    security.declarePrivate( '_updateToolsetRegistry' )
    def _updateToolsetRegistry( self, encoding ):

        """ Update our toolset registry from our profile.
        """
        fq = self._getFullyQualifiedProfileDirectory()

        f = open( os.path.join( fq, TOOLSET_XML ), 'r' )
        xml = f.read()
        f.close()

        self._toolset_registry.parseXML( xml, encoding )

    security.declarePrivate( '_doRunImportStep' )
    def _doRunImportStep( self, step_id, context ):

        """ Run a single import step, using a pre-built context.
        """
        handler = self._import_registry.getStep( step_id )

        if handler is None:
            raise ValueError( 'Invalid import step: %s' % step_id )

        return handler( context )

    security.declarePrivate( '_doRunExportSteps')
    def _doRunExportSteps( self, steps ):

        """ See ISetupTool.
        """
        context = TarballExportContext( self )
        messages = {}

        for step_id in steps:

            handler = self._export_registry.getStep( step_id )

            if handler is None:
                raise ValueError( 'Invalid export step: %s' % step_id )

            messages[ step_id ] = handler( context )


        return { 'steps' : steps
               , 'messages' : messages
               , 'tarball' : context.getArchive()
               , 'filename' : context.getArchiveFilename()
               }
示例#10
0
 def __init__(self, id):
     self.id = str(id)
     self._import_registry = ImportStepRegistry()
     self._export_registry = ExportStepRegistry()
     self._toolset_registry = ToolsetRegistry()
示例#11
0
class SetupTool(Folder):

    """ Profile-based site configuration manager.
    """

    implements(ISetupTool)

    meta_type = 'Generic Setup Tool'

    _baseline_context_id = ''

    _profile_upgrade_versions = {}

    security = ClassSecurityInfo()

    def __init__(self, id):
        self.id = str(id)
        self._import_registry = ImportStepRegistry()
        self._export_registry = ExportStepRegistry()
        self._toolset_registry = ToolsetRegistry()

    #
    #   ISetupTool API
    #
    security.declareProtected(ManagePortal, 'getEncoding')
    def getEncoding(self):
        """ See ISetupTool.
        """
        return 'utf-8'

    security.declareProtected(ManagePortal, 'getBaselineContextID')
    def getBaselineContextID(self):
        """ See ISetupTool.
        """
        return self._baseline_context_id

    security.declareProtected(ManagePortal, 'setBaselineContext')
    def setBaselineContext(self, context_id, encoding=None):
        """ See ISetupTool.
        """
        self._baseline_context_id = context_id
        self.applyContextById(context_id, encoding)

    security.declareProtected(ManagePortal, 'applyContextById')
    def applyContextById(self, context_id, encoding=None):
        context = self._getImportContext(context_id)
        self.applyContext(context, encoding)

    security.declareProtected(ManagePortal, 'applyContext')
    def applyContext(self, context, encoding=None):
        self._updateImportStepsRegistry(context, encoding)
        self._updateExportStepsRegistry(context, encoding)

    security.declareProtected(ManagePortal, 'getImportStepRegistry')
    def getImportStepRegistry(self):
        """ See ISetupTool.
        """
        return self._import_registry

    security.declareProtected(ManagePortal, 'getExportStepRegistry')
    def getExportStepRegistry(self):
        """ See ISetupTool.
        """
        return self._export_registry

    security.declareProtected(ManagePortal, 'getExportStep')
    def getExportStep(self, step, default=None):
        """Simple wrapper to query both the global and local step registry."""
        res=_export_step_registry.getStep(step, default)
        if res is not default:
            return res
        return self._export_registry.getStep(step, default)

    security.declareProtected(ManagePortal, 'listExportSteps')
    def listExportSteps(self):
        steps = _export_step_registry.listSteps() + \
                self._export_registry.listSteps()
        return tuple(set(steps))

    security.declareProtected(ManagePortal, 'getImportStep')
    def getImportStep(self, step, default=None):
        """Simple wrapper to query both the global and local step registry."""
        res=_import_step_registry.getStep(step, default)
        if res is not default:
            return res
        return self._import_registry.getStep(step, default)

    security.declareProtected(ManagePortal, 'getSortedImportSteps')
    def getSortedImportSteps(self):
        steps = _import_step_registry.listSteps() + \
                self._import_registry.listSteps()
        step_infos = [ self.getImportStepMetadata(step)
                       for step in set(steps) ]
        return tuple(_computeTopologicalSort(step_infos))

    security.declareProtected(ManagePortal, 'getImportStepMetadata')
    def getImportStepMetadata(self, step, default=None):
        """Simple wrapper to query both the global and local step registry."""
        res=self._import_registry.getStepMetadata(step, default)
        if res is not default:
            return res
        return _import_step_registry.getStepMetadata(step, default)

    security.declareProtected(ManagePortal, 'getExportStepMetadata')
    def getExportStepMetadata(self, step, default=None):
        """Simple wrapper to query both the global and local step registry."""
        res=self._export_registry.getStepMetadata(step, default)
        if res is not default:
            return res
        return _export_step_registry.getStepMetadata(step, default)

    security.declareProtected(ManagePortal, 'getToolsetRegistry')
    def getToolsetRegistry(self):
        """ See ISetupTool.
        """
        return self._toolset_registry

    security.declareProtected(ManagePortal, 'runImportStepFromProfile')
    def runImportStepFromProfile(self, profile_id, step_id,
                                 run_dependencies=True, purge_old=None):
        """ See ISetupTool.
        """
        context = self._getImportContext(profile_id, purge_old)

        self.applyContext(context)

        info = self.getImportStepMetadata(step_id)

        if info is None:
            raise ValueError, 'No such import step: %s' % step_id

        dependencies = info.get('dependencies', ())

        messages = {}
        steps = []

        if run_dependencies:
            for dependency in dependencies:
                if dependency not in steps:
                    steps.append(dependency)
        steps.append (step_id)

        full_import=(set(steps)==set(self.getSortedImportSteps()))
        event.notify(BeforeProfileImportEvent(self, profile_id, steps, full_import))

        for step in steps:
            message = self._doRunImportStep(step, context)
            messages[step] = message or ''

        message_list = filter(None, [message])
        message_list.extend( ['%s: %s' % x[1:] for x in context.listNotes()] )
        messages[step_id] = '\n'.join(message_list)

        event.notify(ProfileImportedEvent(self, profile_id, steps, full_import))

        return { 'steps' : steps, 'messages' : messages }

    security.declareProtected(ManagePortal, 'runAllImportStepsFromProfile')
    def runAllImportStepsFromProfile(self,
                                     profile_id,
                                     purge_old=None,
                                     ignore_dependencies=False,
                                     archive=None):
        """ See ISetupTool.
        """
        __traceback_info__ = profile_id

        result = self._runImportStepsFromContext(purge_old=purge_old,
                                                 profile_id=profile_id,
                                                 archive=archive,
                                                 ignore_dependencies=ignore_dependencies)
        if profile_id is None:
            prefix = 'import-all-from-tar'
        else:
            prefix = 'import-all-%s' % profile_id.replace(':', '_')
        name = self._mangleTimestampName(prefix, 'log')
        self._createReport(name, result['steps'], result['messages'])

        return result

    security.declareProtected(ManagePortal, 'runExportStep')
    def runExportStep(self, step_id):
        """ See ISetupTool.
        """
        return self._doRunExportSteps([step_id])

    security.declareProtected(ManagePortal, 'runAllExportSteps')
    def runAllExportSteps(self):
        """ See ISetupTool.
        """
        return self._doRunExportSteps(self.listExportSteps())

    security.declareProtected(ManagePortal, 'createSnapshot')
    def createSnapshot(self, snapshot_id):
        """ See ISetupTool.
        """
        context = SnapshotExportContext(self, snapshot_id)
        messages = {}
        steps = self.listExportSteps()

        for step_id in steps:

            handler = self.getExportStep(step_id)

            if handler is None:
                logger = logging.getLogger('GenericSetup')
                logger.error('Step %s has an invalid handler' % step_id)
                continue

            messages[step_id] = handler(context)


        return { 'steps' : steps
               , 'messages' : messages
               , 'url' : context.getSnapshotURL()
               , 'snapshot' : context.getSnapshotFolder()
               }

    security.declareProtected(ManagePortal, 'compareConfigurations')
    def compareConfigurations(self,
                              lhs_context,
                              rhs_context,
                              missing_as_empty=False,
                              ignore_blanks=False,
                              skip=SKIPPED_FILES,
                             ):
        """ See ISetupTool.
        """
        differ = ConfigDiff(lhs_context,
                            rhs_context,
                            missing_as_empty,
                            ignore_blanks,
                            skip,
                           )

        return differ.compare()

    security.declareProtected(ManagePortal, 'markupComparison')
    def markupComparison(self, lines):
        """ See ISetupTool.
        """
        result = []

        for line in lines.splitlines():

            if line.startswith('** '):

                if line.find('File') > -1:
                    if line.find('replaced') > -1:
                        result.append(('file-to-dir', line))
                    elif line.find('added') > -1:
                        result.append(('file-added', line))
                    else:
                        result.append(('file-removed', line))
                else:
                    if line.find('replaced') > -1:
                        result.append(('dir-to-file', line))
                    elif line.find('added') > -1:
                        result.append(('dir-added', line))
                    else:
                        result.append(('dir-removed', line))

            elif line.startswith('@@'):
                result.append(('diff-range', line))

            elif line.startswith(' '):
                result.append(('diff-context', line))

            elif line.startswith('+'):
                result.append(('diff-added', line))

            elif line.startswith('-'):
                result.append(('diff-removed', line))

            elif line == '\ No newline at end of file':
                result.append(('diff-context', line))

            else:
                result.append(('diff-header', line))

        return '<pre>\n%s\n</pre>' % (
            '\n'.join([('<span class="%s">%s</span>' % (cl, escape(l)))
                                  for cl, l in result]))

    #
    #   ZMI
    #
    manage_options = (Folder.manage_options[:1]
                    + ({'label' : 'Profiles',
                        'action' : 'manage_tool'
                       },
                       {'label' : 'Import',
                        'action' : 'manage_importSteps'
                       },
                       {'label' : 'Export',
                        'action' : 'manage_exportSteps'
                       },
                       {'label' : 'Upgrades',
                        'action' : 'manage_upgrades'
                        },
                       {'label' : 'Snapshots',
                        'action' : 'manage_snapshots'
                       },
                       {'label' : 'Comparison',
                        'action' : 'manage_showDiff'
                       },
                       {'label' : 'Manage',
                        'action' : 'manage_stepRegistry'
                       },
                      )
                    + Folder.manage_options[3:] # skip "View", "Properties"
                     )

    security.declareProtected(ManagePortal, 'manage_tool')
    manage_tool = PageTemplateFile('sutProperties', _wwwdir)

    security.declareProtected(ManagePortal, 'manage_updateToolProperties')
    def manage_updateToolProperties(self, context_id, RESPONSE):
        """ Update the tool's settings.
        """
        self.setBaselineContext(context_id)

        RESPONSE.redirect('%s/manage_tool?manage_tabs_message=%s'
                         % (self.absolute_url(), 'Properties+updated.'))

    security.declareProtected(ManagePortal, 'manage_importSteps')
    manage_importSteps = PageTemplateFile('sutImportSteps', _wwwdir)

    security.declareProtected(ManagePortal, 'manage_importSelectedSteps')
    def manage_importSelectedSteps(self, ids, run_dependencies, context_id=None):
        """ Import the steps selected by the user.
        """
        messages = {}
        if not ids:
            summary = 'No steps selected.'

        else:
            if context_id is None:
                context_id = self.getBaselineContextID()
            steps_run = []
            for step_id in ids:
                result = self.runImportStepFromProfile(context_id,
                                                       step_id,
                                                       run_dependencies)
                steps_run.extend(result['steps'])
                messages.update(result['messages'])

            summary = 'Steps run: %s' % ', '.join(steps_run)

            name = self._mangleTimestampName('import-selected', 'log')
            self._createReport(name, result['steps'], result['messages'])

        return self.manage_importSteps(manage_tabs_message=summary,
                                       messages=messages)

    security.declareProtected(ManagePortal, 'manage_importSelectedSteps')
    def manage_importAllSteps(self, context_id=None):
        """ Import all steps.
        """
        if context_id is None:
            context_id = self.getBaselineContextID()
        result = self.runAllImportStepsFromProfile(context_id, purge_old=None)

        steps_run = 'Steps run: %s' % ', '.join(result['steps'])

        return self.manage_importSteps(manage_tabs_message=steps_run,
                                       messages=result['messages'])

    security.declareProtected(ManagePortal, 'manage_importExtensions')
    def manage_importExtensions(self, RESPONSE, profile_ids=()):
        """ Import all steps for the selected extension profiles.
        """
        detail = {}
        if len(profile_ids) == 0:
            message = 'Please select one or more extension profiles.'
            RESPONSE.redirect('%s/manage_tool?manage_tabs_message=%s'
                                  % (self.absolute_url(), message))
        else:
            message = 'Imported profiles: %s' % ', '.join(profile_ids)
        
            for profile_id in profile_ids:

                result = self.runAllImportStepsFromProfile(profile_id)

                for k, v in result['messages'].items():
                    detail['%s:%s' % (profile_id, k)] = v

            return self.manage_importSteps(manage_tabs_message=message,
                                        messages=detail)

    security.declareProtected(ManagePortal, 'manage_importTarball')
    def manage_importTarball(self, tarball):
        """ Import steps from the uploaded tarball.
        """
        if getattr(tarball, 'read', None) is not None:
            tarball = tarball.read()

        result = self.runAllImportStepsFromProfile(None, True, archive=tarball)

        steps_run = 'Steps run: %s' % ', '.join(result['steps'])

        return self.manage_importSteps(manage_tabs_message=steps_run,
                                       messages=result['messages'])

    security.declareProtected(ManagePortal, 'manage_exportSteps')
    manage_exportSteps = PageTemplateFile('sutExportSteps', _wwwdir)

    security.declareProtected(ManagePortal, 'manage_exportSelectedSteps')
    def manage_exportSelectedSteps(self, ids, RESPONSE):
        """ Export the steps selected by the user.
        """
        if not ids:
            RESPONSE.redirect('%s/manage_exportSteps?manage_tabs_message=%s'
                             % (self.absolute_url(), 'No+steps+selected.'))

        result = self._doRunExportSteps(ids)
        RESPONSE.setHeader('Content-type', 'application/x-gzip')
        RESPONSE.setHeader('Content-disposition',
                           'attachment; filename=%s' % result['filename'])
        return result['tarball']

    security.declareProtected(ManagePortal, 'manage_exportAllSteps')
    def manage_exportAllSteps(self, RESPONSE):
        """ Export all steps.
        """
        result = self.runAllExportSteps()
        RESPONSE.setHeader('Content-type', 'application/x-gzip')
        RESPONSE.setHeader('Content-disposition',
                           'attachment; filename=%s' % result['filename'])
        return result['tarball']

    security.declareProtected(ManagePortal, 'manage_upgrades')
    manage_upgrades = PageTemplateFile('setup_upgrades', _wwwdir)

    security.declareProtected(ManagePortal, 'upgradeStepMacro')
    upgradeStepMacro = PageTemplateFile('upgradeStep', _wwwdir)

    security.declareProtected(ManagePortal, 'manage_snapshots')
    manage_snapshots = PageTemplateFile('sutSnapshots', _wwwdir)

    security.declareProtected(ManagePortal, 'listSnapshotInfo')
    def listSnapshotInfo(self):
        """ Return a list of mappings describing available snapshots.

        o Keys include:

          'id' -- snapshot ID

          'title' -- snapshot title or ID

          'url' -- URL of the snapshot folder
        """
        result = []
        snapshots = self._getOb('snapshots', None)

        if snapshots:

            for id, folder in snapshots.objectItems('Folder'):

                result.append({ 'id' : id
                               , 'title' : folder.title_or_id()
                               , 'url' : folder.absolute_url()
                               })
        return result

    security.declareProtected(ManagePortal, 'listProfileInfo')
    def listProfileInfo(self):
        """ Return a list of mappings describing registered profiles.
        Base profile is listed first, extensions are sorted.

        o Keys include:

          'id' -- profile ID

          'title' -- profile title or ID

          'description' -- description of the profile

          'path' -- path to the profile within its product

          'product' -- name of the registering product
        """
        base = []
        ext = []
        for info in _profile_registry.listProfileInfo():
            if info.get('type', BASE) == BASE:
                base.append(info)
            else:
                ext.append(info)
        ext.sort(lambda x, y: cmp(x['id'], y['id']))
        return base + ext

    security.declareProtected(ManagePortal, 'listContextInfos')
    def listContextInfos(self):
        """ List registered profiles and snapshots.
        """
        def readableType(x):
            if x is BASE:
                return 'base'
            elif x is EXTENSION:
                return 'extension'
            return 'unknown'

        s_infos = [{'id': 'snapshot-%s' % info['id'],
                     'title': info['title'],
                     'type': 'snapshot',
                   }
                    for info in self.listSnapshotInfo()]
        p_infos = [{'id': 'profile-%s' % info['id'],
                    'title': info['title'],
                    'type': readableType(info['type']),
                   }
                   for info in self.listProfileInfo()]

        return tuple(s_infos + p_infos)

    security.declareProtected(ManagePortal, 'getProfileImportDate')
    def getProfileImportDate(self, profile_id):
        """ See ISetupTool.
        """
        prefix = ('import-all-%s-' % profile_id).replace(':', '_')
        candidates = [x for x in self.objectIds('File')
                        if x[:-18]==prefix and x.endswith('.log')]
        if len(candidates) == 0:
            return None
        candidates.sort()
        last = candidates[-1]
        stamp = last[-18:-4]
        return '%s-%s-%sT%s:%s:%sZ' % (stamp[0:4],
                                       stamp[4:6],
                                       stamp[6:8],
                                       stamp[8:10],
                                       stamp[10:12],
                                       stamp[12:14],
                                      )

    security.declareProtected(ManagePortal, 'manage_createSnapshot')
    def manage_createSnapshot(self, RESPONSE, snapshot_id=None):
        """ Create a snapshot with the given ID.

        o If no ID is passed, generate one.
        """
        if snapshot_id is None:
            snapshot_id = self._mangleTimestampName('snapshot')

        self.createSnapshot(snapshot_id)

        RESPONSE.redirect('%s/manage_snapshots?manage_tabs_message=%s'
                         % (self.absolute_url(), 'Snapshot+created.'))
        return ""

    security.declareProtected(ManagePortal, 'manage_showDiff')
    manage_showDiff = PageTemplateFile('sutCompare', _wwwdir)

    def manage_downloadDiff(self,
                            lhs,
                            rhs,
                            missing_as_empty,
                            ignore_blanks,
                            RESPONSE,
                           ):
        """ Crack request vars and call compareConfigurations.

        o Return the result as a 'text/plain' stream, suitable for framing.
        """
        comparison = self.manage_compareConfigurations(lhs,
                                                       rhs,
                                                       missing_as_empty,
                                                       ignore_blanks,
                                                      )
        RESPONSE.setHeader('Content-Type', 'text/plain')
        return _PLAINTEXT_DIFF_HEADER % (lhs, rhs, comparison)

    security.declareProtected(ManagePortal, 'manage_compareConfigurations')
    def manage_compareConfigurations(self,
                                     lhs,
                                     rhs,
                                     missing_as_empty,
                                     ignore_blanks,
                                    ):
        """ Crack request vars and call compareConfigurations.
        """
        lhs_context = self._getImportContext(lhs)
        rhs_context = self._getImportContext(rhs)

        return self.compareConfigurations(lhs_context,
                                          rhs_context,
                                          missing_as_empty,
                                          ignore_blanks,
                                         )

    security.declareProtected(ManagePortal, 'manage_stepRegistry')
    manage_stepRegistry = PageTemplateFile('sutManage', _wwwdir)

    security.declareProtected(ManagePortal, 'manage_deleteImportSteps')
    def manage_deleteImportSteps(self, ids, request=None):
        if request is None:
            request = self.REQUEST
        for id in ids:
            self._import_registry.unregisterStep(id)
        self._p_changed=True
        url = self.absolute_url()
        request.RESPONSE.redirect("%s/manage_stepRegistry" % url)

    security.declareProtected(ManagePortal, 'manage_deleteExportSteps')
    def manage_deleteExportSteps(self, ids, request=None):
        if request is None:
            request = self.REQUEST
        for id in ids:
            self._export_registry.unregisterStep(id)
        self._p_changed=True
        url = self.absolute_url()
        request.RESPONSE.redirect("%s/manage_stepRegistry" % url)

    #
    # Upgrades management
    #
    security.declareProtected(ManagePortal, 'getLastVersionForProfile')
    def getLastVersionForProfile(self, profile_id):
        """Return the last upgraded version for the specified profile.
        """
        version = self._profile_upgrade_versions.get(profile_id, 'unknown')
        return version

    security.declareProtected(ManagePortal, 'setLastVersionForProfile')
    def setLastVersionForProfile(self, profile_id, version):
        """Set the last upgraded version for the specified profile.
        """
        if isinstance(version, basestring):
            version = tuple(version.split('.'))
        prof_versions = self._profile_upgrade_versions.copy()
        prof_versions[profile_id] = version
        self._profile_upgrade_versions = prof_versions

    security.declareProtected(ManagePortal, 'getVersionForProfile')
    def getVersionForProfile(self, profile_id):
        """Return the registered filesystem version for the specified
        profile.
        """
        return self.getProfileInfo( profile_id ).get('version', 'unknown')

    security.declareProtected(ManagePortal, 'profileExists')
    def profileExists(self, profile_id):
        """Check if a profile exists."""
        try:
            self.getProfileInfo( profile_id )
        except KeyError:
            return False
        else:
            return True

    security.declareProtected(ManagePortal, "getProfileInfo")
    def getProfileInfo(self, profile_id):
        if profile_id.startswith("profile-"):
            profile_id = profile_id[len('profile-'):]
        elif profile_id.startswith("snapshot-"):
            profile_id = profile_id[len('snapshot-'):]
        return _profile_registry.getProfileInfo(profile_id)

    security.declareProtected(ManagePortal, 'getDependenciesForProfile')
    def getDependenciesForProfile(self, profile_id):
        if profile_id.startswith("snapshot-"):
            return ()

        if not self.profileExists( profile_id ):
            raise KeyError, profile_id
        try:
            return self.getProfileInfo( profile_id ).get('dependencies', ())
        except KeyError:
            return ()

    security.declareProtected(ManagePortal, 'listProfilesWithUpgrades')
    def listProfilesWithUpgrades(self):
        return listProfilesWithUpgrades()

    security.declarePrivate('_massageUpgradeInfo')
    def _massageUpgradeInfo(self, info):
        """Add a couple of data points to the upgrade info dictionary.
        """
        info = info.copy()
        info['haspath'] = info['source'] and info['dest']
        info['ssource'] = '.'.join(info['source'] or ('all',))
        info['sdest'] = '.'.join(info['dest'] or ('all',))
        return info

    security.declareProtected(ManagePortal, 'listUpgrades')
    def listUpgrades(self, profile_id, show_old=False):
        """Get the list of available upgrades.
        """
        if show_old:
            source = None
        else:
            source = self.getLastVersionForProfile(profile_id)
        upgrades = listUpgradeSteps(self, profile_id, source)
        res = []
        for info in upgrades:
            if type(info) == list:
                subset = []
                for subinfo in info:
                    subset.append(self._massageUpgradeInfo(subinfo))
                res.append(subset)
            else:
                res.append(self._massageUpgradeInfo(info))
        return res

    security.declareProtected(ManagePortal, 'manage_doUpgrades')
    def manage_doUpgrades(self, request=None):
        """Perform all selected upgrade steps.
        """
        if request is None:
            request = self.REQUEST
        logger = logging.getLogger('GenericSetup')
        steps_to_run = request.form.get('upgrades', [])
        profile_id = request.get('profile_id', '')
        step = None
        for step_id in steps_to_run:
            step = _upgrade_registry.getUpgradeStep(profile_id, step_id)
            if step is not None:
                step.doStep(self)
                msg = "Ran upgrade step %s for profile %s" % (step.title,
                                                              profile_id)
                logger.log(logging.INFO, msg)

        # We update the profile version to the last one we have reached
        # with runnning an upgrade step.
        if step is not None:
            self.setLastVersionForProfile(profile_id, step.dest)

        url = self.absolute_url()
        request.RESPONSE.redirect("%s/manage_upgrades?saved=%s" % (url, profile_id))

    #
    #   Helper methods
    #
    security.declarePrivate('_getImportContext')
    def _getImportContext(self, context_id, should_purge=None, archive=None):
        """ Crack ID and generate appropriate import context.
        """
        encoding = self.getEncoding()

        if context_id is not None:
            if context_id.startswith('profile-'):
                context_id = context_id[len('profile-'):]
                info = _profile_registry.getProfileInfo(context_id)

                if info.get('product'):
                    path = os.path.join(_getProductPath(info['product'])
                                       , info['path'])
                else:
                    path = info['path']
                if should_purge is None:
                    should_purge = (info.get('type') != EXTENSION)
                return DirectoryImportContext(self, path, should_purge, encoding)

            elif context_id.startswith('snapshot-'):
                context_id = context_id[len('snapshot-'):]
                if should_purge is None:
                    should_purge = True
                return SnapshotImportContext(self, context_id, should_purge, encoding)

        if archive is not None:
            return TarballImportContext(tool=self,
                                       archive_bits=archive,
                                       encoding='UTF8',
                                       should_purge=should_purge,
                                      )

        raise KeyError, 'Unknown context "%s"' % context_id

    security.declarePrivate('_updateImportStepsRegistry')
    def _updateImportStepsRegistry(self, context, encoding):
        """ Update our import steps registry from our profile.
        """
        xml = context.readDataFile(IMPORT_STEPS_XML)
        if xml is None:
            return

        info_list = self._import_registry.parseXML(xml, encoding)

        for step_info in info_list:

            id = step_info['id']
            version = step_info['version']
            handler = step_info['handler']
            dependencies = tuple(step_info.get('dependencies', ()))
            title = step_info.get('title', id)
            description = ''.join(step_info.get('description', []))

            self._import_registry.registerStep(id=id,
                                               version=version,
                                               handler=handler,
                                               dependencies=dependencies,
                                               title=title,
                                               description=description,
                                              )

    security.declarePrivate('_updateExportStepsRegistry')
    def _updateExportStepsRegistry(self, context, encoding):
        """ Update our export steps registry from our profile.
        """
        xml = context.readDataFile(EXPORT_STEPS_XML)
        if xml is None:
            return

        info_list = self._export_registry.parseXML(xml, encoding)

        for step_info in info_list:

            id = step_info['id']
            handler = step_info['handler']
            title = step_info.get('title', id)
            description = ''.join(step_info.get('description', []))

            self._export_registry.registerStep(id=id,
                                               handler=handler,
                                               title=title,
                                               description=description,
                                              )

    security.declarePrivate('_doRunImportStep')
    def _doRunImportStep(self, step_id, context):
        """ Run a single import step, using a pre-built context.
        """
        __traceback_info__ = step_id
        marker = object()

        handler = self.getImportStep(step_id)

        if handler is marker:
            raise ValueError('Invalid import step: %s' % step_id)

        if handler is None:
            msg = 'Step %s has an invalid import handler' % step_id
            logger = logging.getLogger('GenericSetup')
            logger.error(msg)
            return 'ERROR: ' + msg

        return handler(context)

    security.declarePrivate('_doRunExportSteps')
    def _doRunExportSteps(self, steps):
        """ See ISetupTool.
        """
        context = TarballExportContext(self)
        messages = {}
        marker = object()

        for step_id in steps:

            handler = self.getExportStep(step_id, marker)

            if handler is marker:
                raise ValueError('Invalid export step: %s' % step_id)

            if handler is None:
                msg = 'Step %s has an invalid import handler' % step_id
                logger = logging.getLogger('GenericSetup')
                logger.error(msg)
                messages[step_id] = msg
            else:
                messages[step_id] = handler(context)

        return { 'steps' : steps
               , 'messages' : messages
               , 'tarball' : context.getArchive()
               , 'filename' : context.getArchiveFilename()
               }

    security.declareProtected(ManagePortal, 'getProfileDependencyChain')
    def getProfileDependencyChain(self, profile_id, seen=None):
        if seen is None:
            seen = set()
        elif profile_id in seen:
            return [] # cycle break
        seen.add( profile_id )
        chain = []

        dependencies = self.getDependenciesForProfile( profile_id )
        for dependency in dependencies:
            chain.extend(self.getProfileDependencyChain( dependency, seen ))

        chain.append(profile_id)

        return chain

    security.declarePrivate('_runImportStepsFromContext')
    def _runImportStepsFromContext(self,
                                   steps=None,
                                   purge_old=None,
                                   profile_id=None,
                                   archive=None,
                                   ignore_dependencies=False,
                                   seen=None):

        if profile_id is not None and not ignore_dependencies:
            try: 
                chain = self.getProfileDependencyChain( profile_id )
            except KeyError, e:
                logger = logging.getLogger('GenericSetup')
                logger.error('Unknown step in dependency chain: %s' % str(e))
                raise
        else:
示例#12
0
文件: tool.py 项目: bendavis78/zope
class SetupTool(UniqueObject, Folder):
    """ Profile-based site configuration manager.
    """
    __implements__ = (ISetupTool, ) + Folder.__implements__

    id = 'portal_setup'
    meta_type = 'Portal Setup Tool'

    _product_name = None
    _profile_directory = None
    _root_directory = None

    security = ClassSecurityInfo()

    def __init__(self):

        self._import_registry = ImportStepRegistry()
        self._export_registry = ExportStepRegistry()
        self._export_registry.registerStep('step_registries',
                                           exportStepRegistries,
                                           'Export import / export steps.')
        self._toolset_registry = ToolsetRegistry()

    #
    #   ISetupTool API
    #
    security.declareProtected(ManagePortal, 'getProfileProduct')

    def getProfileProduct(self):
        """ See ISetupTool.
        """
        return self._product_name

    security.declareProtected(ManagePortal, 'getProfileDirectory')

    def getProfileDirectory(self, relative_to_product=False):
        """ See ISetupTool.
        """
        return (relative_to_product and self._profile_directory
                or self._getFullyQualifiedProfileDirectory())

    security.declareProtected(ManagePortal, 'setProfileDirectory')

    def setProfileDirectory(self, path, product_name=None, encoding=None):
        """ See ISetupTool.
        """
        if product_name is not None:
            try:
                product = __import__('Products.%s' % product_name, globals(),
                                     {}, ['initialize'])
            except ImportError:
                raise ValueError, 'Not a valid product name: %s' % product_name

            root = self._root_directory = product.__path__[0]

            if not os.path.exists(os.path.join(root, path)):
                raise ValueError, 'Invalid path: %s' % path

        else:
            if not os.path.exists(path):
                raise ValueError, 'Invalid path: %s' % path

            self._root_directory = None

        self._profile_directory = path
        self._product_name = product_name

        self._updateImportStepsRegistry(encoding)
        self._updateExportStepsRegistry(encoding)
        self._updateToolsetRegistry(encoding)

    security.declareProtected(ManagePortal, 'getImportStepRegistry')

    def getImportStepRegistry(self):
        """ See ISetupTool.
        """
        return self._import_registry

    security.declareProtected(ManagePortal, 'getImportStepRegistry')

    def getExportStepRegistry(self):
        """ See ISetupTool.
        """
        return self._export_registry

    security.declareProtected(ManagePortal, 'getToolsetRegistry')

    def getToolsetRegistry(self):
        """ See ISetupTool.
        """
        return self._toolset_registry

    security.declareProtected(ManagePortal, 'executeStep')

    def runImportStep(self, step_id, run_dependencies=True, purge_old=True):
        """ See ISetupTool.
        """
        profile_path = self._getFullyQualifiedProfileDirectory()
        context = ImportContext(self, profile_path, purge_old)

        info = self._import_registry.getStepMetadata(step_id)

        if info is None:
            raise ValueError, 'No such import step: %s' % step_id

        dependencies = info.get('dependencies', ())

        messages = {}
        steps = []
        if run_dependencies:
            for dependency in dependencies:

                if dependency not in steps:
                    message = self._doRunImportStep(dependency, context)
                    messages[dependency] = message
                    steps.append(dependency)

        message = self._doRunImportStep(step_id, context)
        messages[step_id] = message
        steps.append(step_id)

        return {'steps': steps, 'messages': messages}

    security.declareProtected(ManagePortal, 'runAllSetupSteps')

    def runAllImportSteps(self, purge_old=True):
        """ See ISetupTool.
        """
        profile_path = self._getFullyQualifiedProfileDirectory()
        context = ImportContext(self, profile_path, purge_old)

        steps = self._import_registry.sortSteps()
        messages = {}

        for step in steps:
            message = self._doRunImportStep(step, context)
            messages[step] = message

        return {'steps': steps, 'messages': messages}

    security.declareProtected(ManagePortal, 'runExportStep')

    def runExportStep(self, step_id):
        """ See ISetupTool.
        """
        return self._doRunExportSteps([step_id])

    security.declareProtected(ManagePortal, 'runAllExportSteps')

    def runAllExportSteps(self):
        """ See ISetupTool.
        """
        return self._doRunExportSteps(self._export_registry.listSteps())

    security.declareProtected(ManagePortal, 'createSnapshot')

    def createSnapshot(self, snapshot_id):
        """ See ISetupTool.
        """
        context = SnapshotExportContext(self, snapshot_id)
        messages = {}
        steps = self._export_registry.listSteps()

        for step_id in steps:

            handler = self._export_registry.getStep(step_id)

            if handler is None:
                raise ValueError('Invalid export step: %s' % step_id)

            messages[step_id] = handler(context)

        return {
            'steps': steps,
            'messages': messages,
            'url': context.getSnapshotURL(),
            'snapshot': context.getSnapshotFolder()
        }

    security.declareProtected(ManagePortal, 'compareConfigurations')

    def compareConfigurations(self,
                              source1,
                              source2,
                              missing_as_empty=False,
                              ignore_whitespace=False):
        """ See ISetupTool.
        """
        raise NotImplementedError

    security.declareProtected(ManagePortal, 'markupComparison')

    def markupComparison(self, lines):
        """ See ISetupTool.
        """
        raise NotImplementedError

    #
    #   ZMI
    #
    manage_options = (
        Folder.manage_options[:1] + ({
            'label': 'Properties',
            'action': 'manage_tool'
        }, {
            'label': 'Import',
            'action': 'manage_importSteps'
        }, {
            'label': 'Export',
            'action': 'manage_exportSteps'
        }, {
            'label': 'Snapshots',
            'action': 'manage_snapshots'
        }) + Folder.manage_options[3:]  # skip "View", "Properties"
    )

    security.declareProtected(ManagePortal, 'manage_tool')
    manage_tool = PageTemplateFile('sutProperties', _wwwdir)

    security.declareProtected(ManagePortal, 'manage_updateToolProperties')

    def manage_updateToolProperties(self, profile_directory, profile_product,
                                    RESPONSE):
        """ Update the tool's settings.
        """
        profile_directory = profile_directory.strip()
        profile_product = profile_product.strip()

        if profile_directory.startswith('.'):
            raise ValueError("Directories begining with '.' are not allowed.")

        if profile_product and profile_directory.startswith('/'):
            raise ValueError(
                "Product may not be specified with absolute directories")

        self.setProfileDirectory(profile_directory, profile_product)

        RESPONSE.redirect('%s/manage_tool?manage_tabs_message=%s' %
                          (self.absolute_url(), 'Properties+updated.'))

    security.declareProtected(ManagePortal, 'manage_importSteps')
    manage_importSteps = PageTemplateFile('sutImportSteps', _wwwdir)

    security.declareProtected(ManagePortal, 'manage_importSelectedSteps')

    def manage_importSelectedSteps(self, ids, run_dependencies, purge_old,
                                   RESPONSE):
        """ Import the steps selected by the user.
        """
        if not ids:
            message = 'No+steps+selected.'

        else:
            steps_run = []
            for step_id in ids:
                result = self.runImportStep(step_id, run_dependencies,
                                            purge_old)
                steps_run.extend(result['steps'])

            message = 'Steps+run:%s' % '+,'.join(steps_run)

        RESPONSE.redirect('%s/manage_importSteps?manage_tabs_message=%s' %
                          (self.absolute_url(), message))

    security.declareProtected(ManagePortal, 'manage_importSelectedSteps')

    def manage_importAllSteps(self, purge_old, RESPONSE):
        """ Import all steps.
        """
        result = self.runAllImportSteps(purge_old)
        message = 'Steps+run:%s' % '+,'.join(result['steps'])

        RESPONSE.redirect('%s/manage_importSteps?manage_tabs_message=%s' %
                          (self.absolute_url(), message))

    security.declareProtected(ManagePortal, 'manage_exportSteps')
    manage_exportSteps = PageTemplateFile('sutExportSteps', _wwwdir)

    security.declareProtected(ManagePortal, 'manage_exportSelectedSteps')

    def manage_exportSelectedSteps(self, ids, RESPONSE):
        """ Export the steps selected by the user.
        """
        if not ids:
            RESPONSE.redirect('%s/manage_exportSteps?manage_tabs_message=%s' %
                              (self.absolute_url(), 'No+steps+selected.'))

        result = self._doRunExportSteps(ids)
        RESPONSE.setHeader('Content-type', 'application/x-gzip')
        RESPONSE.setHeader('Content-disposition',
                           'attachment; filename=%s' % result['filename'])
        return result['tarball']

    security.declareProtected(ManagePortal, 'manage_exportAllSteps')

    def manage_exportAllSteps(self, RESPONSE):
        """ Export all steps.
        """
        result = self.runAllExportSteps()
        RESPONSE.setHeader('Content-type', 'application/x-gzip')
        RESPONSE.setHeader('Content-disposition',
                           'attachment; filename=%s' % result['filename'])
        return result['tarball']

    security.declareProtected(ManagePortal, 'manage_snapshots')
    manage_snapshots = PageTemplateFile('sutSnapshots', _wwwdir)

    security.declareProtected(ManagePortal, 'listSnapshotInfo')

    def listSnapshotInfo(self):
        """ Return a list of mappings describing available snapshots.
        
        o Keys include:

          'id' -- snapshot ID

          'title' -- snapshot title or ID

          'url' -- URL of the snapshot folder

        o ZMI support.
        """
        result = []
        snapshots = self._getOb('snapshots', None)

        if snapshots:

            for id, folder in snapshots.objectItems('Folder'):

                result.append({
                    'id': id,
                    'title': folder.title_or_id(),
                    'url': folder.absolute_url()
                })
        return result

    security.declareProtected(ManagePortal, 'manage_createSnapshot')

    def manage_createSnapshot(self, RESPONSE, snapshot_id=None):
        """ Create a snapshot with the given ID.

        o If no ID is passed, generate one.
        """
        if snapshot_id is None:
            timestamp = time.gmtime()
            snapshot_id = 'snapshot-%4d%02d%02d%02d%02d%02d' % timestamp[:6]

        self.createSnapshot(snapshot_id)

        RESPONSE.redirect('%s/manage_snapshots?manage_tabs_message=%s' %
                          (self.absolute_url(), 'Snapshot+created.'))

    #
    #   Helper methods
    #
    security.declarePrivate('_getFullyQualifiedProfileDirectory')

    def _getFullyQualifiedProfileDirectory(self):
        """ Return the fully-qualified directory path of our profile.
        """
        if self._root_directory is not None:
            return os.path.join(self._root_directory, self._profile_directory)

        return self._profile_directory

    security.declarePrivate('_updateImportStepsRegistry')

    def _updateImportStepsRegistry(self, encoding):
        """ Update our import steps registry from our profile.
        """
        fq = self._getFullyQualifiedProfileDirectory()

        f = open(os.path.join(fq, IMPORT_STEPS_XML), 'r')
        xml = f.read()
        f.close()

        info_list = self._import_registry.parseXML(xml, encoding)

        for step_info in info_list:

            id = step_info['id']
            version = step_info['version']
            handler = _resolveDottedName(step_info['handler'])

            dependencies = tuple(step_info.get('dependencies', ()))
            title = step_info.get('title', id)
            description = ''.join(step_info.get('description', []))

            self._import_registry.registerStep(id=id,
                                               version=version,
                                               handler=handler,
                                               dependencies=dependencies,
                                               title=title,
                                               description=description)

    security.declarePrivate('_updateExportStepsRegistry')

    def _updateExportStepsRegistry(self, encoding):
        """ Update our export steps registry from our profile.
        """
        fq = self._getFullyQualifiedProfileDirectory()

        f = open(os.path.join(fq, EXPORT_STEPS_XML), 'r')
        xml = f.read()
        f.close()

        info_list = self._export_registry.parseXML(xml, encoding)

        for step_info in info_list:

            id = step_info['id']
            handler = _resolveDottedName(step_info['handler'])

            title = step_info.get('title', id)
            description = ''.join(step_info.get('description', []))

            self._export_registry.registerStep(id=id,
                                               handler=handler,
                                               title=title,
                                               description=description)

    security.declarePrivate('_updateToolsetRegistry')

    def _updateToolsetRegistry(self, encoding):
        """ Update our toolset registry from our profile.
        """
        fq = self._getFullyQualifiedProfileDirectory()

        f = open(os.path.join(fq, TOOLSET_XML), 'r')
        xml = f.read()
        f.close()

        self._toolset_registry.parseXML(xml, encoding)

    security.declarePrivate('_doRunImportStep')

    def _doRunImportStep(self, step_id, context):
        """ Run a single import step, using a pre-built context.
        """
        handler = self._import_registry.getStep(step_id)

        if handler is None:
            raise ValueError('Invalid import step: %s' % step_id)

        return handler(context)

    security.declarePrivate('_doRunExportSteps')

    def _doRunExportSteps(self, steps):
        """ See ISetupTool.
        """
        context = TarballExportContext(self)
        messages = {}

        for step_id in steps:

            handler = self._export_registry.getStep(step_id)

            if handler is None:
                raise ValueError('Invalid export step: %s' % step_id)

            messages[step_id] = handler(context)

        return {
            'steps': steps,
            'messages': messages,
            'tarball': context.getArchive(),
            'filename': context.getArchiveFilename()
        }