def delete_async(self):
LOG.debug("prepare delete instance %s" % self.id)
deleted_at = utils.utcnow()
# Delete guest queue.
_item = InstanceGroupItem.get_by_instance_id(self.context,self.id)
group_id = _item.group_id
if _item.type == DBInstanceType.MASTER:
standby = None
try:
standby = InstanceGroupItem.get_by_gid_type(self.context, group_id,DBInstanceType.STANDBY)
except exception.ModelNotFoundError:
pass
if standby is not None:
standby.delete()
standby_inst_id = standby.instance_id
standby_tasks = self.load(self.context,standby_inst_id)
standby_tasks.update_db(deleted=True, deleted_at=deleted_at,
task_status=InstanceTasks.NONE)
standby_tasks.set_servicestatus_deleted()
standby_tasks._delete_instance_config()
item_list = InstanceGroupItem.list_by_gid(self.context,group_id)
if len(item_list)==1:
# Delete associated security group
if CONF.trove_security_groups_support:
try:
SecurityGroup.delete_for_group(self.group_id,
self.context)
except Exception as e:
LOG.error(utils.get_traceback_stack())
LOG.info("send notify to monitor when delete instance %s" % self.id)
group_rpcapi.API(self.context).group_update(group_id,notify_when_delete=True)
LOG.info("Delete group %s" % group_id)
InstanceGroup.delete(self.context,group_id)
if _item.type in [DBInstanceType.MASTER,DBInstanceType.SINGLE]:
try:
LOG.info("Delete autobackup_setting of group_id %s" % group_id)
AutoBackup.delete(self.context,group_id)
except:
LOG.error(utils.get_traceback_stack())
_item.delete()
self.update_db(deleted=True, deleted_at=deleted_at,
task_status=InstanceTasks.NONE)
self.set_servicestatus_deleted()
def upgrade_instance_toha(self, flavor, image_id, databases, users,
service_type, volume_size, security_groups, master_id,
backup_id):
#
# Fore. 2015/07/01. Ugly Code. create_instance is very hard to understand.
#
self.update_db(task_status=InstanceTasks.UPGRADING)
master_phyhost = inst_models.Instance.get_pyhhostname(self.context, master_id)
ignore_hosts = [master_phyhost]
self.create_instance(flavor, image_id, databases, users, service_type, volume_size,
security_groups, backup_id, DBInstanceType.STANDBY,
ignore_hosts=ignore_hosts, master_id=master_id)
expired_at = AutoBackup.get_autobackup_expiretime(self.context, self.group_id)
task_api.KSC_API(self.context).create_autobackup(self.group_id, expired_at)
self.update_db(task_status=InstanceTasks.NONE)
def _delete_resources(self, fake):
group_item = InstanceGroupItem.get_by_instance_id(self.context, self.id)
group_id = group_item.group_id
inst_type = group_item.type
instance_id = self.db_info.id
if self.server and self.db_info.server_status == "ACTIVE":
# set instance to read only model
LOG.info("Set readonly for instance %s" % self.id)
self._set_instance_readonly(instance_id=self.id)
else:
LOG.info("vm_status is not ACTIVE for %s" % self.id)
if inst_type == DBInstanceType.MASTER:
rrinsts = []
try:
standby = InstanceGroupItem.get_by_gid_type(self.context, group_id, DBInstanceType.STANDBY)
rrinsts = InstanceGroupItem.get_by_gid_type(self.context, group_id, DBInstanceType.READ_REPLI)
standby_inst_id = standby.instance_id
LOG.info("MASTER %s,it hava STANDBY %s,RRS %s",
(self.id, standby_inst_id, [_inst.instance_id for _inst in rrinsts]))
InstanceGroupItem.delete(self.context, standby_inst_id)
except Exception as e:
LOG.error(utils.get_traceback_stack())
# waite replication group db sysnc
if len(rrinsts) > 0:
self.guest.ksc_set_read_only(True)
for _inst in rrinsts:
try:
rr_instance = self.load(self.context, _inst.instance_id)
rr_instance.waite_rpl_synchronize(time_out=CONF.delete_waite_rplg_sync)
except Exception as e:
LOG.error(utils.get_traceback_stack())
# delete standby instance
try:
try:
standby_instance = self.load(self.context, standby_inst_id)
except exception.UnprocessableEntity:
standby_instance = FreshInstanceTasks.load(self.context, standby_inst_id)
standby_instance.update_db(deleted=True, deleted_at=utils.utcnow(), task_status=InstanceTasks.NONE)
standby_instance.set_servicestatus_deleted()
standby_instance._delete_instance_config()
if standby_instance.server:
LOG.info("Delete STANDBY compute server %s" % standby_instance.server.id)
standby_instance.get_guest().delete_queue()
standby_instance.server.delete()
poll_until(standby_instance.server_is_finished, sleep_time=1, time_out=CONF.server_delete_time_out)
else:
LOG.info("standby instance vm_status is not ACTIVE for %s" % standby_inst_id)
except Exception as e:
LOG.error(utils.get_traceback_stack())
if fake is True and self.type == DBInstanceType.MASTER:
try:
LOG.debug("fake is True, %s is MASTER, stop mysqld", self.id)
self.guest.ksc_stop_db(do_not_start_on_reboot=True)
except Exception as e:
msg = "fake_delete, instance: %s, stop mysqld error, exception: %s " % (self.id, str(e))
LOG.error("%s, %s", msg, utils.get_traceback_stack())
AlarmRpc(self.context).alarm(self.tenant_id, level=AlarmRpc.LEVEL_ERROR,
_type=AlarmRpc.TYPE_TASKMANAGER, message=msg)
if self.server:
if fake is True and self.type == DBInstanceType.MASTER:
LOG.debug("fake is True, %s is MASTER, skip delete server", self.id)
else:
try:
LOG.info("Delete compute server %s" % self.server.id)
guest = self.get_guest()
guest.delete_queue()
self.server.delete()
poll_until(self.server_is_finished, sleep_time=1, time_out=CONF.server_delete_time_out)
except Exception as e:
LOG.error(utils.get_traceback_stack())
# delete group_item/autobackup_setting/group
if self.type in [DBInstanceType.MASTER, DBInstanceType.SINGLE]:
try:
LOG.info("Delete autobackup_setting of group_id %s" % group_id)
AutoBackup.delete(self.context, group_id)
except:
LOG.error(utils.get_traceback_stack())
# remove vip.
if CONF.trove_vip_support and \
self.type in [DBInstanceType.MASTER, DBInstanceType.SINGLE, DBInstanceType.READ_REPLI]:
if fake is True and self.type == DBInstanceType.MASTER:
LOG.debug("fake is True, %s is MASTER, skip release vip", self.id)
else:
try:
self.update_db(task_status=InstanceTasks.RELEASE_VIP)
LOG.info("release vip for instance %s" % instance_id)
if inst_type in [DBInstanceType.MASTER, DBInstanceType.SINGLE]:
cur_vip = vipService.InstanceVip.get_by_instance_id(self.context, instance_id)
vipService.InstanceVip.release_vip(self.context, cur_vip)
elif inst_type in [DBInstanceType.READ_REPLI]:
vipService.InstanceVip.deallocate(self.context, instance_id, deleted=False, purge=True)
except Exception as e:
LOG.error(utils.get_traceback_stack())
def create_instance(self, flavor, image_id, databases, users,
service_type, volume_size, security_groups,
backup_id, instance_type, ignore_hosts=None,
master_id=None, extend=None):
if instance_type==DBInstanceType.STANDBY or instance_type==DBInstanceType.READ_REPLI:
if master_id is None:
raise Exception("when instance_type is STANDBY or RR, The master_id can't none")
availability_zone=None
overrides = {}
if extend != None:
availability_zone=extend.get('availability_zone', None)
ds_version_id = extend.get('datastore_version_id', None)
overrides = extend.get('overrides', {})
self.update_db(task_status=InstanceTasks.BUILDING_SERVER)
try:
server, volume_info = self._create_server_volume_individually(
flavor,
image_id,
security_groups,
service_type,
ignore_hosts, availability_zone)
except Exception as e:
self.set_servicestatus(ServiceStatuses.UNKNOWN)
raise e
try:
configuration_id =self.db_info.configuration_id
LOG.debug("Prepare task instance id = %s, configuration id =%s" % (self.id, configuration_id))
overrides = KSC_Configuration.get_configuration_overrides(self.context, configuration_id)
except Exception:
pass
self.update_db(task_status=InstanceTasks.GUEST_PREPARE)
LOG.info("======= > groupid %s" % self.group_id)
group = InstanceGroup.get_by_groupid(self.context, self.group_id)
sys_variables = {"port" : group.db_port, "read_only" : "OFF" if instance_type in (DBInstanceType.MASTER, DBInstanceType.SINGLE) else "ON"}
overrides.update(sys_variables)
config = self._render_config(flavor)
overrides_config = self._render_override_config(flavor, overrides)
self._guest_prepare(server, flavor['ram'], volume_info,
databases, users, backup_id,
config.config_contents,
overrides_contents = overrides_config.config_contents)
try:
utils.poll_until(self._service_is_active,
sleep_time=USAGE_SLEEP_TIME,
time_out=USAGE_TIMEOUT)
except Exception as e:
self.set_servicestatus(ServiceStatuses.UNKNOWN)
raise e
group_item = InstanceGroupItem.get_by_instance_id(self.context, self.id)
group_id = group_item.group_id
self.update_db(task_status=InstanceTasks.CONFIG_MYSQL)
if instance_type==DBInstanceType.STANDBY or instance_type==DBInstanceType.READ_REPLI:
if instance_type==DBInstanceType.STANDBY:
self._update_instance_type(master_id, DBInstanceType.MASTER)
self._update_instance_type(self.id, instance_type)
self._relocate_master(master_id,self.id,backup_id)
#when upgrade single to ha
if instance_type == DBInstanceType.STANDBY:
master_group_item = InstanceGroupItem.get_by_instance_id(self.context,master_id)
InstanceGroupItem.update_type(self.context, item_id=master_group_item.id, type=DBInstanceType.MASTER)
if instance_type==DBInstanceType.SINGLE or instance_type==DBInstanceType.MASTER:
self._create_master_user(instance_id=self.id, user=extend.get('admin_user'), \
password=extend.get('admin_password'))
self._update_instance_type(self.id, instance_type)
if instance_type==DBInstanceType.SINGLE or instance_type==DBInstanceType.MASTER:
try:
self.update_db(task_status=InstanceTasks.BACKUPING)
expiretime = AutoBackup.get_autobackup_expiretime(self.context, group_id)
backup_name = self._backup_name(instance_id=self.id)
# Fore. 2014/07/02 Get Service Image ID from datastore version
# _type = self.service_type
# _image = ServiceImage.find_by(self.context,service_name=_type)
#ds, ds_version = ds_models.get_datastore_version(type = None, version = ds_version_id)
#service_image_id = image_id
desc = 'Init backup for new instance'
Backup.create(context=self.context, instance=self.id,
name=backup_name, description=desc, group_id=group_id,
backup_type=BackupType.AUTOBACKUP, expire_at=expiretime,init=True,service_image_id=image_id)
except Exception as e:
msg = "Error creating backup for instance %s %s" % (self.id,utils.get_traceback_stack())
LOG.error(msg)
self.update_db(task_status=InstanceTasks.SETIOTUNE)
LOG.debug("Set block iotune for instance %s ." % self.id)
self._set_blkiotune(flavor)
if instance_type!=DBInstanceType.STANDBY:
if CONF.trove_vip_support:
self.update_db(task_status=InstanceTasks.ALLOCATE_VIP)
try:
rip = self._get_instance_ip(self.id)
vip = InstanceVip.allocate(self.context,instance_id=self.id,rip = rip)
LOG.debug("Allocated vip %s for instance %s"%(vip, self.id))
except Exception as e:
self.set_servicestatus(ServiceStatuses.UNKNOWN)
raise e
self.update_db(deleted=False,task_status=InstanceTasks.NONE)
LOG.info("create instance_id:%s,notify monitor,autobackup" % self.id)
group_rpcapi.API(self.context).group_update(group_id)
self.send_usage_event('create', instance_size=flavor['ram'])
def create(self, req, body, tenant_id):
LOG.debug("Creating a Backup for tenant '%s'" % tenant_id)
context = req.environ[wsgi.CONTEXT_KEY]
data = body['backup']
instance = data.get('instance',None)
group = data.get('group',None)
name = data['name']
type = data.get("type", "snapshot")
#expire_at = data.get("expire_after", 7)
desc = data.get('description')
parent_id = data.get('parent_id')
LOG.info("parent_id:%s", parent_id)
if group is None and instance is None:
raise exception.BadRequest("you must specify group or instance")
instance_id = None
if group is not None:
try:
instance_id = InstanceGroupItem.get_by_gid_type(context, group, DBInstanceType.STANDBY).instance_id
except:
instance_id = InstanceGroupItem.get_by_gid_type(context, group, DBInstanceType.SINGLE).instance_id
if instance_id is None and instance is not None:
instance_id = inst_utils.virtual_instid_2_origin_instid(instance)
_instance = DBInstance.find_by(context,id=instance_id)
_type = _instance.service_type
#_image = ServiceImage.find_by(context,service_name=_type)
#service_image_id = _image.id
ds,ds_version = ds_models.get_datastore_version(_type)
service_image_id = ds_version.image_id
grp_item = InstanceGroupItem.get_by_instance_id(context, _instance.id)
group_id = grp_item.group_id
# get this group's autobackup config and set the expire_after default
_autobackup = AutoBackup.get_by_gid(context, group_id)
expire_after = data.get("expire_after", _autobackup.expire_after)
duration = _autobackup.duration
expire_at = AutoBackup.calculate_expire_at(expire_after, duration)
LOG.info("group_id %s, expire_at :%s", group_id, time.ctime(expire_at))
if grp_item.type == DBInstanceType.MASTER:
try:
instance_id = InstanceGroupItem.get_by_gid_type(context, group_id, DBInstanceType.STANDBY).instance_id
except Exception as e:
LOG.error(e)
backup = Backup.create(context, instance_id, name, description=desc,group_id=group_id,backup_type=type,expire_at=expire_at,service_image_id=service_image_id,parent_id=parent_id)
try:
#service = inst_models.ServiceImage.find_by(id=backup.service_image_id)
#backup.db_type = service['service_name']
ds,ds_version = ds_patch_models.find_datastore_by_image_id(backup.service_image_id)
backup.db_type = ds.name
except Exception as ex:
backup.db_type = ""
LOG.warn("Failed get db type information of backup %s, %s", backup.id, ex)
chain = self._get_chain_ids(context, id)
LOG.info(_("chain : '%s'") % chain)
return wsgi.Result(views.BackupView(backup).data(), 202)
