def Render(cls, handler):
"""Rendering method that can be called by main.py or get.
This method executes no action, so the method by which it is accessed is
immaterial. Creating a form with get may be a desirable function. That is,
if this builtin is turned on, anyone can create a form to delete a kind by
simply linking to the ConfirmDeleteHandler like so:
<a href="/_ah/datastore_admin/confirm_delete?kind=trash">
Delete all Trash Objects</a>
Args:
handler: the webapp.RequestHandler invoking the method
"""
readonly_warning = not capabilities.CapabilitySet(
'datastore_v3', capabilities=['write']).is_enabled()
namespace = handler.request.get('namespace')
kinds = handler.request.get_all('kind')
sizes_known, size_total, remainder = utils.ParseKindsAndSizes(kinds)
(namespace_str, kind_str) = utils.GetPrintableStrs(namespace, kinds)
template_params = {
'readonly_warning': readonly_warning,
'form_target': DoDeleteHandler.SUFFIX,
'kind_list': kinds,
'remainder': remainder,
'sizes_known': sizes_known,
'size_total': size_total,
'app_id': handler.request.get('app_id'),
'datastore_admin_home': utils.GenerateHomeUrl(handler.request),
'kind_str': kind_str,
'namespace_str': namespace_str,
'xsrf_token': utils.CreateXsrfToken(XSRF_ACTION),
}
utils.RenderToResponse(handler, 'confirm_delete.html', template_params)
def Render(cls, handler):
"""Rendering method that can be called by main.py.
Args:
handler: the webapp.RequestHandler invoking the method
"""
namespace = handler.request.get('namespace')
kinds = handler.request.get('kind', allow_multiple=True)
sizes_known, size_total, remainder = utils.ParseKindsAndSizes(kinds)
(namespace_str, kind_str) = utils.GetPrintableStrs(namespace, kinds)
notreadonly_warning = capabilities.CapabilitySet(
'datastore_v3', capabilities=['write']).is_enabled()
blob_warning = bool(blobstore.BlobInfo.all().fetch(1))
datastore_type = datastore._GetConnection().get_datastore_type()
high_replication_warning = (datastore_type == datastore_rpc.Connection.
HIGH_REPLICATION_DATASTORE)
template_params = {
'form_target': DoCopyHandler.SUFFIX,
'kind_list': kinds,
'remainder': remainder,
'sizes_known': sizes_known,
'size_total': size_total,
'app_id': handler.request.get('app_id'),
'cancel_url': handler.request.get('cancel_url'),
'kind_str': kind_str,
'namespace_str': namespace_str,
'xsrf_token': utils.CreateXsrfToken(XSRF_ACTION),
'notreadonly_warning': notreadonly_warning,
'blob_warning': blob_warning,
'high_replication_warning': high_replication_warning,
}
utils.RenderToResponse(handler, 'confirm_copy.html', template_params)
def post(self):
"""Handler for post requests to datastore_admin/delete.do.
Jobs are executed and user is redirected to the get handler.
"""
namespace = self.request.get('namespace')
kinds = self.request.get('kind', allow_multiple=True)
(namespace_str, kinds_str) = utils.GetPrintableStrs(namespace, kinds)
token = self.request.get('xsrf_token')
jobs = []
if utils.ValidateXsrfToken(token, XSRF_ACTION):
try:
op = utils.StartOperation('Deleting %s%s' %
(kinds_str, namespace_str))
name_template = 'Delete all %(kind)s objects%(namespace)s'
jobs = utils.RunMapForKinds(op.key(), kinds, name_template,
self.DELETE_HANDLER,
self.INPUT_READER, None, {})
error = ''
except Exception, e:
error = self._HandleException(e)
parameters = [('job', job) for job in jobs]
if error:
parameters.append(('error', error))
def post(self):
"""Handler for post requests to datastore_admin/copy.do.
Jobs are executed and user is redirected to the get handler.
"""
namespace = self.request.get('namespace')
kinds = self.request.get_all('kind')
(namespace_str, kinds_str) = utils.GetPrintableStrs(namespace, kinds)
token = self.request.get('xsrf_token')
remote_url = self.request.get('remote_url')
extra_header = self.request.get('extra_header')
jobs = []
if not remote_url:
parameters = [('error', 'Unspecified remote URL.')]
elif not utils.ValidateXsrfToken(token, XSRF_ACTION):
parameters = [('xsrf_error', '1')]
else:
try:
if extra_header:
extra_headers = dict([extra_header.split(':', 1)])
else:
extra_headers = None
target_app = remote_api_put_stub.get_remote_appid(remote_url,
extra_headers)
op = utils.StartOperation(
'Copying %s%s to %s' % (kinds_str, namespace_str, target_app))
name_template = 'Copy all %(kind)s objects%(namespace)s'
mapper_params = {
'target_app': target_app,
'remote_url': remote_url,
'extra_header': extra_header,
}
jobs = utils.RunMapForKinds(
op.key(),
kinds,
name_template,
self.COPY_HANDLER,
self.INPUT_READER,
None,
mapper_params)
error = ''
except Exception, e:
logging.exception('Handling exception.')
error = self._HandleException(e)
parameters = [('job', job) for job in jobs]
if error:
parameters.append(('error', error))
def post(self):
"""Handler for post requests to datastore_admin/delete.do.
Jobs are executed and user is redirected to the get handler.
"""
namespace = self.request.get('namespace')
kinds = self.request.get_all('kind')
(namespace_str, kinds_str) = utils.GetPrintableStrs(namespace, kinds)
token = self.request.get('xsrf_token')
readonly_warning = self.request.get('readonly_warning')
jobs = []
if (readonly_warning
== 'True') and not self.request.get('confirm_readonly_delete'):
parameters = [('noconfirm_error', '1')]
else:
if utils.ValidateXsrfToken(token, XSRF_ACTION):
try:
op = utils.StartOperation('Deleting %s%s' %
(kinds_str, namespace_str))
name_template = 'Delete all %(kind)s objects%(namespace)s'
mapreduce_params = {'force_ops_writes': True}
queue = self.request.get('queue')
queue = queue or os.environ.get(
'HTTP_X_APPENGINE_QUEUENAME', 'default')
if queue[0] == '_':
queue = 'default'
jobs = utils.RunMapForKinds(
op.key(),
kinds,
name_template,
self.DELETE_HANDLER,
self.INPUT_READER,
None, {},
mapreduce_params=mapreduce_params,
queue_name=queue,
max_shard_count=utils.MAPREDUCE_DEFAULT_SHARDS)
error = ''
except Exception as e:
error = self._HandleException(e)
parameters = [('job', job) for job in jobs]
if error:
parameters.append(('error', error))
else:
parameters = [('xsrf_error', '1')]
query = urllib.parse.urlencode(parameters)
self.redirect('%s/%s?%s' % (config.BASE_PATH, self.SUFFIX, query))
def post(self):
"""Handler for post requests to datastore_admin/delete.do.
Jobs are executed and user is redirected to the get handler.
"""
namespace = self.request.get('namespace')
kinds = self.request.get_all('kind')
(namespace_str, kinds_str) = utils.GetPrintableStrs(namespace, kinds)
token = self.request.get('xsrf_token')
jobs = []
if utils.ValidateXsrfToken(token, XSRF_ACTION):
try:
op = utils.StartOperation('Deleting %s%s' %
(kinds_str, namespace_str))
name_template = 'Delete all %(kind)s objects%(namespace)s'
queue = self.request.get('queue')
queue = queue or os.environ.get('HTTP_X_APPENGINE_QUEUENAME',
'default')
if queue[0] == '_':
queue = 'default'
jobs = utils.RunMapForKinds(
op.key(),
kinds,
name_template,
self.DELETE_HANDLER,
self.INPUT_READER,
None, {},
queue_name=queue,
max_shard_count=utils.MAPREDUCE_DEFAULT_SHARDS)
error = ''
except Exception, e:
error = self._HandleException(e)
parameters = [('job', job) for job in jobs]
if error:
parameters.append(('error', error))
