Ejemplo n.º 1
0
    def create_iscsi_target(self, name, tid, lun, path, **kwargs):
        # Note(jdg) tid and lun aren't used by TgtAdm but remain for
        # compatibility

        utils.ensure_tree(FLAGS.volumes_dir)

        vol_id = name.split(':')[1]
        volume_conf = """
            <target %s>
                backing-store %s
            </target>
        """ % (name, path)

        LOG.info(_('Creating volume: %s') % vol_id)
        volumes_dir = FLAGS.volumes_dir
        volume_path = os.path.join(volumes_dir, vol_id)

        f = open(volume_path, 'w+')
        f.write(volume_conf)
        f.close()

        try:
            (out, err) = self._execute('tgt-admin',
                                       '--update',
                                       name,
                                       run_as_root=True)
        except exception.ProcessExecutionError, e:
            LOG.error(_("Failed to create iscsi target for volume "
                        "id:%(vol_id)s.") % locals())

            #Don't forget to remove the persistent file we created
            os.unlink(volume_path)
            raise exception.ISCSITargetCreateFailed(volume_id=vol_id)
Ejemplo n.º 2
0
    def create_iscsi_target(self, name, tid, lun, path, **kwargs):
        # Note(jdg) tid and lun aren't used by TgtAdm but remain for
        # compatibility

        utils.ensure_tree(FLAGS.volumes_dir)

        vol_id = name.split(':')[1]
        volume_conf = """
            <target %s>
                backing-store %s
            </target>
        """ % (name, path)

        LOG.info(_('Creating volume: %s') % vol_id)
        volumes_dir = FLAGS.volumes_dir
        volume_path = os.path.join(volumes_dir, vol_id)

        f = open(volume_path, 'w+')
        f.write(volume_conf)
        f.close()

        try:
            (out, err) = self._execute('tgt-admin',
                                       '--update',
                                       name,
                                       run_as_root=True)
        except exception.ProcessExecutionError, e:
            LOG.error(
                _("Failed to create iscsi target for volume "
                  "id:%(vol_id)s.") % locals())

            #Don't forget to remove the persistent file we created
            os.unlink(volume_path)
            raise exception.ISCSITargetCreateFailed(volume_id=vol_id)
Ejemplo n.º 3
0
    def create_iscsi_target(self, name, tid, lun, path, chap_auth=None, **kwargs):
        # Note(jdg) tid and lun aren't used by TgtAdm but remain for
        # compatibility

        utils.ensure_tree(FLAGS.volumes_dir)

        vol_id = name.split(":")[1]
        if chap_auth is None:
            volume_conf = """
                <target %s>
                    backing-store %s
                </target>
            """ % (
                name,
                path,
            )
        else:
            volume_conf = """
                <target %s>
                    backing-store %s
                    %s
                </target>
            """ % (
                name,
                path,
                chap_auth,
            )

        LOG.info(_("Creating iscsi_target for: %s") % vol_id)
        volumes_dir = FLAGS.volumes_dir
        volume_path = os.path.join(volumes_dir, vol_id)

        f = open(volume_path, "w+")
        f.write(volume_conf)
        f.close()

        old_persist_file = None
        old_name = kwargs.get("old_name", None)
        if old_name is not None:
            old_persist_file = os.path.join(volumes_dir, old_name)

        try:
            (out, err) = self._execute("tgt-admin", "--update", name, run_as_root=True)
        except exception.ProcessExecutionError, e:
            LOG.error(_("Failed to create iscsi target for volume " "id:%(vol_id)s.") % locals())

            # Don't forget to remove the persistent file we created
            os.unlink(volume_path)
            raise exception.ISCSITargetCreateFailed(volume_id=vol_id)
Ejemplo n.º 4
0
    def create_iscsi_target(self, name, tid, lun, path,
                            chap_auth=None, **kwargs):
        # Note(jdg) tid and lun aren't used by TgtAdm but remain for
        # compatibility

        utils.ensure_tree(FLAGS.volumes_dir)

        vol_id = name.split(':')[1]
        if chap_auth is None:
            volume_conf = """
                <target %s>
                    backing-store %s
                </target>
            """ % (name, path)
        else:
            volume_conf = """
                <target %s>
                    backing-store %s
                    %s
                </target>
            """ % (name, path, chap_auth)

        LOG.info(_('Creating iscsi_target for: %s') % vol_id)
        volumes_dir = FLAGS.volumes_dir
        volume_path = os.path.join(volumes_dir, vol_id)

        f = open(volume_path, 'w+')
        f.write(volume_conf)
        f.close()

        old_persist_file = None
        old_name = kwargs.get('old_name', None)
        if old_name is not None:
            old_persist_file = os.path.join(volumes_dir, old_name)

        try:
            (out, err) = self._execute('tgt-admin',
                                       '--update',
                                       name,
                                       run_as_root=True)
        except exception.ProcessExecutionError as e:
            LOG.error(_("Failed to create iscsi target for volume "
                        "id:%(vol_id)s: %(e)s")
                      % {'vol_id': vol_id, 'e': str(e)})

            #Don't forget to remove the persistent file we created
            os.unlink(volume_path)
            raise exception.ISCSITargetCreateFailed(volume_id=vol_id)

        iqn = '%s%s' % (FLAGS.iscsi_target_prefix, vol_id)
        tid = self._get_target(iqn)
        if tid is None:
            LOG.error(_("Failed to create iscsi target for volume "
                        "id:%(vol_id)s. Please ensure your tgtd config file "
                        "contains 'include %(volumes_dir)s/*'") % locals())
            raise exception.NotFound()

        if old_persist_file is not None and os.path.exists(old_persist_file):
            os.unlink(old_persist_file)

        return tid
Ejemplo n.º 5
0
    def create_iscsi_target(self,
                            name,
                            tid,
                            lun,
                            path,
                            chap_auth=None,
                            **kwargs):
        # Note(jdg) tid and lun aren't used by TgtAdm but remain for
        # compatibility

        utils.ensure_tree(FLAGS.volumes_dir)

        vol_id = name.split(':')[1]
        if chap_auth is None:
            volume_conf = """
                <target %s>
                    backing-store %s
                </target>
            """ % (name, path)
        else:
            volume_conf = """
                <target %s>
                    backing-store %s
                    %s
                </target>
            """ % (name, path, chap_auth)

        LOG.info(_('Creating iscsi_target for: %s') % vol_id)
        volumes_dir = FLAGS.volumes_dir
        volume_path = os.path.join(volumes_dir, vol_id)

        f = open(volume_path, 'w+')
        f.write(volume_conf)
        f.close()

        old_persist_file = None
        old_name = kwargs.get('old_name', None)
        if old_name is not None:
            old_persist_file = os.path.join(volumes_dir, old_name)

        try:
            (out, err) = self._execute('tgt-admin',
                                       '--update',
                                       name,
                                       run_as_root=True)
        except exception.ProcessExecutionError as e:
            LOG.error(
                _("Failed to create iscsi target for volume "
                  "id:%(vol_id)s: %(e)s") % {
                      'vol_id': vol_id,
                      'e': str(e)
                  })

            #Don't forget to remove the persistent file we created
            os.unlink(volume_path)
            raise exception.ISCSITargetCreateFailed(volume_id=vol_id)

        iqn = '%s%s' % (FLAGS.iscsi_target_prefix, vol_id)
        tid = self._get_target(iqn)
        if tid is None:
            LOG.error(
                _("Failed to create iscsi target for volume "
                  "id:%(vol_id)s. Please ensure your tgtd config file "
                  "contains 'include %(volumes_dir)s/*'") % locals())
            raise exception.NotFound()

        if old_persist_file is not None and os.path.exists(old_persist_file):
            os.unlink(old_persist_file)

        return tid