Esempio n. 1
0
    def run(self, **kwargs):
        """:returns: dictionary {<source-volume-id>: <destination-volume>}"""

        if self._is_nfs_shared():
            mysql_connector.dump_db(
                self.dst_cloud, self.dst_cloud.cloud_config.storage.db_name)

        new_volumes = {}
        volumes = self.get_cinder_volumes(**kwargs)
        volumes = [v['volume'] for v in volumes.itervalues()]

        view = VolumeMigrationView(volumes)
        view.initial_message()

        for i, src_volume in enumerate(volumes):
            view.before_migration(i, src_volume)

            LOG.info("Checking if volume '%s' already present in destination",
                     volume_name(src_volume))
            dst_cinder = self.dst_cloud.resources[utils.STORAGE_RESOURCE]

            dst_volume = dst_cinder.get_migrated_volume(src_volume['id'])

            if dst_volume is not None:
                LOG.info(
                    "Volume '%s' is already present in destination "
                    "cloud, skipping", src_volume['id'])
            else:
                try:
                    dst_volume = self.migrate_func(src_volume)
                except (plugins.base.VolumeObjectNotFoundError,
                        retrying.TimeoutExceeded,
                        exception.TenantNotPresentInDestination,
                        cinder_exceptions.ClientException,
                        copy_mechanisms.CopyFailed,
                        copy_engines_base.NotEnoughSpace,
                        mysql_connector.MySQLError) as e:
                    LOG.warning("%(error)s, volume %(name)s will be skipped", {
                        'error': e.message,
                        'name': volume_name(src_volume)
                    })

                    dst_volume = dst_cinder.get_migrated_volume(
                        src_volume['id'])
                    if dst_volume is not None:
                        msg = ("Removing volume {name} from destination "
                               "since it didn't migrate properly".format(
                                   name=volume_name(dst_volume)))
                        LOG.info(msg)
                        self.delete_volume(dst_volume)
                finally:
                    if dst_volume is not None:
                        self.dst_cinder_backend.cleanup(
                            self.cloud, dst_volume.id)

            view.after_migration(i, src_volume)
            new_volumes[src_volume['id']] = dst_volume
        return new_volumes
Esempio n. 2
0
    def run(self, **kwargs):
        """:returns: dictionary {<source-volume-id>: <destination-volume>}"""

        if self._is_nfs_shared():
            mysql_connector.dump_db(
                self.dst_cloud,
                self.dst_cloud.cloud_config.storage.db_name)

        new_volumes = {}
        volumes = self.get_cinder_volumes(**kwargs)
        volumes = [v['volume'] for v in volumes.itervalues()]

        view = VolumeMigrationView(volumes)
        view.initial_message()

        for i, src_volume in enumerate(volumes):
            view.before_migration(i, src_volume)

            LOG.info("Checking if volume '%s' already present in destination",
                     volume_name(src_volume))
            dst_cinder = self.dst_cloud.resources[utils.STORAGE_RESOURCE]

            dst_volume = dst_cinder.get_migrated_volume(src_volume['id'])

            if dst_volume is not None:
                LOG.info("Volume '%s' is already present in destination "
                         "cloud, skipping", src_volume['id'])
            else:
                try:
                    dst_volume = self.migrate_func(src_volume)
                except (plugins.base.VolumeObjectNotFoundError,
                        retrying.TimeoutExceeded,
                        exception.TenantNotPresentInDestination,
                        cinder_exceptions.ClientException,
                        copy_mechanisms.CopyFailed,
                        copy_engines_base.NotEnoughSpace,
                        mysql_connector.MySQLError) as e:
                    LOG.warning("%(error)s, volume %(name)s will be skipped",
                                {'error': e.message,
                                 'name': volume_name(src_volume)})

                    dst_volume = dst_cinder.get_migrated_volume(
                        src_volume['id'])
                    if dst_volume is not None:
                        msg = ("Removing volume {name} from destination "
                               "since it didn't migrate properly".format(
                                   name=volume_name(dst_volume)))
                        LOG.info(msg)
                        self.delete_volume(dst_volume)
                finally:
                    if dst_volume is not None:
                        self.dst_cinder_backend.cleanup(self.cloud,
                                                        dst_volume.id)

            view.after_migration(i, src_volume)
            new_volumes[src_volume['id']] = dst_volume
        return new_volumes
Esempio n. 3
0
    def __init__(self, resources, position, config):
        self.resources = resources
        self.position = position
        self.config = config

        self.cloud_config = self.make_cloud_config(self.config, self.position)
        self.init_resources(self.cloud_config)
        self.hosts_with_bbcp = set()

        if self.cloud_config.mysqldump.dump_all_databases:
            mysql_connector.dump_db(self)