def create(cls, context, instance_id, user, root_password, cluster_instances_list=None):
load_and_verify(context, instance_id)
if root_password:
root = create_guest_client(context, instance_id).enable_root_with_password(root_password)
else:
root = create_guest_client(context, instance_id).enable_root()
root_user = guest_models.RootUser()
root_user.deserialize(root)
# if cluster_instances_list none, then root create is called for
# single instance, adding an RootHistory entry for the instance_id
if cluster_instances_list is None:
RootHistory.create(context, instance_id, user)
return root_user
def update_attributes(cls, context, instance_id, username, hostname,
user_attrs):
load_and_verify(context, instance_id)
client = create_guest_client(context, instance_id)
user_changed = user_attrs.get('name')
host_changed = user_attrs.get('host')
validate = guest_models.MySQLUser()
if host_changed:
validate.host = host_changed
if user_changed:
validate.name = user_changed
user = user_changed or username
host = host_changed or hostname
userhost = "%s@%s" % (user, host)
if user_changed or host_changed:
existing_users, _nadda = Users.load_with_client(
client,
limit=1,
marker=userhost,
include_marker=True)
if (len(existing_users) > 0 and
existing_users[0].name == user and
existing_users[0].host == host):
raise exception.UserAlreadyExists(name=user,
host=host)
client.update_attributes(username, hostname, user_attrs)
def create(cls, context, instance_id, user):
load_and_verify(context, instance_id)
root = create_guest_client(context, instance_id).enable_root()
root_user = guest_models.RootUser()
root_user.deserialize(root)
RootHistory.create(context, instance_id, user)
return root_user
def guest_log_list(self, req, tenant_id, id):
"""Return all information about all logs for an instance."""
LOG.debug("Listing logs for tenant %s" % tenant_id)
context = req.environ[wsgi.CONTEXT_KEY]
client = create_guest_client(context, id)
guest_log_list = client.guest_log_list()
return wsgi.Result({'logs': guest_log_list}, 200)
def access(cls, context, instance_id, username, hostname):
load_and_verify(context, instance_id)
client = create_guest_client(context, instance_id)
databases = client.list_access(username, hostname)
dbs = []
for db in databases:
dbs.append(Schema(name=db["_name"], collate=db["_collate"], character_set=db["_character_set"]))
return UserAccess(dbs)
def load_via_context(cls, context, instance_id):
"""Creates guest and fetches pagination arguments from the context."""
load_and_verify(context, instance_id)
limit = utils.pagination_limit(context.limit, cls.DEFAULT_LIMIT)
client = create_guest_client(context, instance_id)
# The REST API standard dictates that we *NEVER* include the marker.
return cls.load_with_client(client=client, limit=limit,
marker=context.marker, include_marker=False)
def change_password(cls, context, instance_id, users):
load_and_verify(context, instance_id)
client = create_guest_client(context, instance_id)
change_users = []
for user in users:
change_user = {"name": user.name, "host": user.host, "password": user.password}
change_users.append(change_user)
client.change_passwords(change_users)
def load_guest_info(instance, context, id):
if instance.status not in AGENT_INVALID_STATUSES:
guest = create_guest_client(context, id)
try:
instance.volume_used = guest.get_volume_info()['used']
except Exception as e:
LOG.error(e)
return instance
def create(cls, context, instance_id, schemas):
load_and_verify(context, instance_id)
client = create_guest_client(context, instance_id)
for schema in schemas:
schema_name = schema["_name"]
existing_schema, _nadda = Schemas.load_with_client(client, limit=1, marker=schema_name, include_marker=True)
if len(existing_schema) > 0 and str(existing_schema[0].name) == str(schema_name):
raise exception.DatabaseAlreadyExists(name=schema_name)
return client.create_database(schemas)
def check_rpl_delay(slave_id):
LOG.info("\n\n\n============= check rpl delay ====================== %s" % slave_id)
guestagent_api = create_guest_client(get_context(),slave_id)
_obj = guestagent_api.ksc_rpl_delay()
if int(_obj) <=1:
LOG.info('master-slave rpl ok')
else:
msg = 'master-slave rpl occur delay'
raise Exception(msg)
def guest_log_list(self, req, tenant_id, id):
"""Return all information about all logs for an instance."""
LOG.debug("Listing logs for tenant %s" % tenant_id)
context = req.environ[wsgi.CONTEXT_KEY]
instance = models.Instance.load(context, id)
if not instance:
raise exception.NotFound(uuid=id)
client = create_guest_client(context, id)
guest_log_list = client.guest_log_list()
return wsgi.Result({'logs': guest_log_list}, 200)
def load(cls, context, instance_id, username, hostname):
load_and_verify(context, instance_id)
validate = guest_models.MySQLUser()
validate.name = username
validate.host = hostname
client = create_guest_client(context, instance_id)
found_user = client.get_user(username=username, hostname=hostname)
if not found_user:
return None
database_names = [{"name": db["_name"]} for db in found_user["_databases"]]
return cls(found_user["_name"], found_user["_host"], found_user["_password"], database_names)
def change_password(cls, context, instance_id, users):
load_and_verify(context, instance_id)
client = create_guest_client(context, instance_id)
change_users = []
for user in users:
change_user = {'name': user.name,
'host': user.host,
'password': user.password,
}
change_users.append(change_user)
client.change_passwords(change_users)
def create(cls, context, instance_id, schemas):
load_and_verify(context, instance_id)
client = create_guest_client(context, instance_id)
for schema in schemas:
schema_name = schema['_name']
existing_schema, _nadda = Schemas.load_with_client(
client,
limit=1,
marker=schema_name,
include_marker=True)
if (len(existing_schema) > 0 and
str(existing_schema[0].name) == str(schema_name)):
raise exception.DatabaseAlreadyExists(name=schema_name)
return client.create_database(schemas)
def load(cls, context, instance_id, username, hostname):
load_and_verify(context, instance_id)
validate = guest_models.MySQLUser()
validate.name = username
validate.host = hostname
client = create_guest_client(context, instance_id)
found_user = client.get_user(username=username, hostname=hostname)
if not found_user:
return None
database_names = [{
'name': db['_name']
} for db in found_user['_databases']]
return cls(found_user['_name'], found_user['_host'],
found_user['_password'], database_names)
def check_rpl_consist(master_id,slave_ids,master_ip,slave_ips):
global is_check_rpl_consit
if is_check_rpl_consit:
LOG.info("\n\n\n============= check rpl consistense ======================")
username = "******"
password = "******"
guestagent_api = create_guest_client(get_context(),master_id)
guestagent_api.admin_create_replica_checking_user(chkUser = username, chkPsw = password)
for _id in slave_ids:
guestagent_api = create_guest_client(get_context(),_id)
guestagent_api.admin_create_replica_checking_user(chkUser = username, chkPsw = password)
#print _obj
mysqlip = "mysql://%s:%s@%s:3306/"
rplcheck = ReplicaChecker(
mysqlip % (username,password,master_ip),
[mysqlip % (username,password,ip) for ip in slave_ips])
_ret_dict = rplcheck.replica_consistence_check_by_master_slave()
for k,v in _ret_dict.iteritems():
LOG.info("%s %s" % (k,v))
for k,v in _ret_dict.iteritems():
if v>0:
raise Exception("replica consistence find error on %s" % k)
def guest_log_action(self, req, body, tenant_id, id):
"""Processes a guest log."""
LOG.info(_("Processing log for tenant %s"), tenant_id)
context = req.environ[wsgi.CONTEXT_KEY]
log_name = body['name']
enable = body.get('enable', None)
disable = body.get('disable', None)
publish = body.get('publish', None)
discard = body.get('discard', None)
if enable and disable:
raise exception.BadRequest(_("Cannot enable and disable log."))
client = create_guest_client(context, id)
guest_log = client.guest_log_action(log_name, enable, disable,
publish, discard)
return wsgi.Result({'log': guest_log}, 200)
def update_all(self, context):
num_i = len(self.instances)
LOG.debug("Host %s has %s instances to update" % (self.name, num_i))
failed_instances = []
for instance in self.instances:
client = create_guest_client(context, instance['id'])
try:
client.update_guest()
except exception.TroveError as re:
LOG.error(re)
LOG.error("Unable to update instance: %s" % instance['id'])
failed_instances.append(instance['id'])
if len(failed_instances) > 0:
msg = "Failed to update instances: %s" % failed_instances
raise exception.UpdateGuestError(msg)
def module_remove(self, req, tenant_id, id, module_id):
"""Remove module from an instance."""
context = req.environ[wsgi.CONTEXT_KEY]
instance = models.Instance.load(context, id)
if not instance:
raise exception.NotFound(uuid=id)
module = module_models.Module.load(context, module_id)
module_info = module_views.DetailedModuleView(module).data()
client = create_guest_client(context, id)
client.module_remove(module_info)
instance_module = module_models.InstanceModule.load(
context, instance_id=id, module_id=module_id)
if instance_module:
module_models.InstanceModule.delete(context, instance_module)
return wsgi.Result(None, 200)
def module_remove(self, req, tenant_id, id, module_id):
"""Remove module from an instance."""
context = req.environ[wsgi.CONTEXT_KEY]
instance = models.Instance.load(context, id)
if not instance:
raise exception.NotFound(uuid=id)
module = module_models.Module.load(context, module_id)
module_info = module_views.DetailedModuleView(module).data()
client = create_guest_client(context, id)
client.module_remove(module_info)
instance_module = module_models.InstanceModule.load(
context, instance_id=id, module_id=module_id)
if instance_module:
module_models.InstanceModule.delete(context, instance_module)
return wsgi.Result(None, 200)
def create(cls, context, instance_id, users):
# Load InstanceServiceStatus to verify if it's running
load_and_verify(context, instance_id)
client = create_guest_client(context, instance_id)
for user in users:
user_name = user["_name"]
host_name = user["_host"]
userhost = "%s@%s" % (user_name, host_name)
existing_users, _nadda = Users.load_with_client(client, limit=1, marker=userhost, include_marker=True)
if (
len(existing_users) > 0
and str(existing_users[0].name) == str(user_name)
and str(existing_users[0].host) == str(host_name)
):
raise exception.UserAlreadyExists(name=user_name, host=host_name)
return client.create_user(users)
def create(cls, context, instance_id, users):
# Load InstanceServiceStatus to verify if it's running
load_and_verify(context, instance_id)
client = create_guest_client(context, instance_id)
for user in users:
user_name = user['_name']
host_name = user['_host']
userhost = "%s@%s" % (user_name, host_name)
existing_users, _nadda = Users.load_with_client(
client, limit=1, marker=userhost, include_marker=True)
if (len(existing_users) > 0
and str(existing_users[0].name) == str(user_name)
and str(existing_users[0].host) == str(host_name)):
raise exception.UserAlreadyExists(name=user_name,
host=host_name)
return client.create_user(users)
def update_attributes(cls, context, instance_id, username, hostname,
user_attrs):
load_and_verify(context, instance_id)
client = create_guest_client(context, instance_id)
user_name = user_attrs.get('name')
host_name = user_attrs.get('host')
user = user_name or username
host = host_name or hostname
userhost = "%s@%s" % (user, host)
if user_name or host_name:
existing_users, _nadda = Users.load_with_client(
client, limit=1, marker=userhost, include_marker=True)
if (len(existing_users) > 0 and existing_users[0].name == user
and existing_users[0].host == host):
raise exception.UserAlreadyExists(name=user, host=host)
client.update_attributes(username, hostname, user_attrs)
def module_apply(self, req, body, tenant_id, id):
"""Apply modules to an instance."""
context = req.environ[wsgi.CONTEXT_KEY]
instance = models.Instance.load(context, id)
if not instance:
raise exception.NotFound(uuid=id)
self.authorize_instance_action(context, 'module_apply', instance)
module_ids = [mod['id'] for mod in body.get('modules', [])]
modules = module_models.Modules.load_by_ids(context, module_ids)
models.validate_modules_for_apply(
modules, instance.datastore.id, instance.datastore_version.id)
module_list = module_views.get_module_list(modules)
client = create_guest_client(context, id)
result_list = client.module_apply(module_list)
models.Instance.add_instance_modules(context, id, modules)
return wsgi.Result({'modules': result_list}, 200)
def module_apply(self, req, body, tenant_id, id):
"""Apply modules to an instance."""
context = req.environ[wsgi.CONTEXT_KEY]
instance = models.Instance.load(context, id)
if not instance:
raise exception.NotFound(uuid=id)
self.authorize_instance_action(context, 'module_apply', instance)
module_ids = [mod['id'] for mod in body.get('modules', [])]
modules = module_models.Modules.load_by_ids(context, module_ids)
models.validate_modules_for_apply(modules, instance.datastore.id,
instance.datastore_version.id)
module_list = module_views.get_module_list(modules)
client = create_guest_client(context, id)
result_list = client.module_apply(module_list)
models.Instance.add_instance_modules(context, id, modules)
return wsgi.Result({'modules': result_list}, 200)
def guest_log_list(self, req, tenant_id, id):
"""Return all information about all logs for an instance."""
LOG.debug("Listing logs for tenant %s", tenant_id)
context = req.environ[wsgi.CONTEXT_KEY]
try:
backup_model.verify_swift_auth_token(context)
except exception.SwiftNotFound:
raise exception.LogsNotAvailable()
instance = models.Instance.load(context, id)
if not instance:
raise exception.NotFound(uuid=id)
self.authorize_instance_action(context, 'guest_log_list', instance)
client = create_guest_client(context, id)
guest_log_list = client.guest_log_list()
return wsgi.Result({'logs': guest_log_list}, 200)
def update_all(self, context):
num_i = len(self.instances)
LOG.debug("Host %(name)s has %(num)s instances to update.", {
'name': self.name,
'num': num_i
})
failed_instances = []
for instance in self.instances:
client = create_guest_client(context, instance['id'])
try:
client.update_guest()
except exception.TroveError as re:
LOG.error(re)
LOG.error(_("Unable to update instance: %s."), instance['id'])
failed_instances.append(instance['id'])
if len(failed_instances) > 0:
msg = _("Failed to update instances: %s.") % failed_instances
raise exception.UpdateGuestError(msg)
def module_remove(self, req, tenant_id, id, module_id):
"""Remove module from an instance."""
context = req.environ[wsgi.CONTEXT_KEY]
instance = models.Instance.load(context, id)
if not instance:
raise exception.NotFound(uuid=id)
self.authorize_instance_action(context, 'module_remove', instance)
module = module_models.Module.load(context, module_id)
module_info = module_views.DetailedModuleView(module).data()
client = create_guest_client(context, id)
client.module_remove(module_info)
instance_modules = module_models.InstanceModules.load_all(
context, instance_id=id, module_id=module_id)
for instance_module in instance_modules:
module_models.InstanceModule.delete(context, instance_module)
LOG.debug("Deleted IM record %s (instance %s, module %s)." %
(instance_module.id, id, module_id))
return wsgi.Result(None, 200)
def module_remove(self, req, tenant_id, id, module_id):
"""Remove module from an instance."""
context = req.environ[wsgi.CONTEXT_KEY]
instance = models.Instance.load(context, id)
if not instance:
raise exception.NotFound(uuid=id)
self.authorize_instance_action(context, 'module_remove', instance)
module = module_models.Module.load(context, module_id)
module_info = module_views.DetailedModuleView(module).data()
client = create_guest_client(context, id)
client.module_remove(module_info)
instance_modules = module_models.InstanceModules.load_all(
context, instance_id=id, module_id=module_id)
for instance_module in instance_modules:
module_models.InstanceModule.delete(context, instance_module)
LOG.debug("Deleted IM record %s (instance %s, module %s)." %
(instance_module.id, id, module_id))
return wsgi.Result(None, 200)
def load(cls, context, instance_id, username, hostname, root_user=False):
load_and_verify(context, instance_id)
if root_user:
validate = guest_models.RootUser()
else:
validate = guest_models.MySQLUser()
validate.name = username
validate.host = hostname
client = create_guest_client(context, instance_id)
found_user = client.get_user(username=username, hostname=hostname)
if not found_user:
return None
database_names = [{'name': db['_name']}
for db in found_user['_databases']]
return cls(found_user['_name'],
found_user['_host'],
found_user['_password'],
database_names)
def module_apply(self, req, body, tenant_id, id):
"""Apply modules to an instance."""
context = req.environ[wsgi.CONTEXT_KEY]
instance = models.Instance.load(context, id)
if not instance:
raise exception.NotFound(uuid=id)
module_ids = [mod['id'] for mod in body.get('modules', [])]
modules = module_models.Modules.load_by_ids(context, module_ids)
module_list = []
for module in modules:
module.contents = module_models.Module.deprocess_contents(
module.contents)
module_info = module_views.DetailedModuleView(module).data(
include_contents=True)
module_list.append(module_info)
client = create_guest_client(context, id)
result_list = client.module_apply(module_list)
models.Instance.add_instance_modules(context, id, modules)
return wsgi.Result({'modules': result_list}, 200)
def module_apply(self, req, body, tenant_id, id):
"""Apply modules to an instance."""
context = req.environ[wsgi.CONTEXT_KEY]
instance = models.Instance.load(context, id)
if not instance:
raise exception.NotFound(uuid=id)
module_ids = [mod['id'] for mod in body.get('modules', [])]
modules = module_models.Modules.load_by_ids(context, module_ids)
module_list = []
for module in modules:
module.contents = module_models.Module.deprocess_contents(
module.contents)
module_info = module_views.DetailedModuleView(module).data(
include_contents=True)
module_list.append(module_info)
client = create_guest_client(context, id)
result_list = client.module_apply(module_list)
models.Instance.add_instance_modules(context, id, modules)
return wsgi.Result({'modules': result_list}, 200)
def guest_log_action(self, req, body, tenant_id, id):
"""Processes a guest log."""
LOG.info("Processing log for tenant %s", tenant_id)
context = req.environ[wsgi.CONTEXT_KEY]
try:
backup_model.verify_swift_auth_token(context)
except exception.SwiftNotFound:
raise exception.LogsNotAvailable()
instance = models.Instance.load(context, id)
if not instance:
raise exception.NotFound(uuid=id)
log_name = body['name']
enable = body.get('enable', None)
disable = body.get('disable', None)
publish = body.get('publish', None)
discard = body.get('discard', None)
if enable and disable:
raise exception.BadRequest(_("Cannot enable and disable log."))
client = create_guest_client(context, id)
guest_log = client.guest_log_action(log_name, enable, disable,
publish, discard)
return wsgi.Result({'log': guest_log}, 200)
def get_auth_password(cls, context, instance_id):
load_and_verify(context, instance_id)
password = create_guest_client(context,
instance_id).get_root_password()
return password
def delete(cls, context, instance_id):
load_and_verify(context, instance_id)
create_guest_client(context, instance_id).disable_root()
def _module_list(self, context, id, include_contents):
"""Return information about instnace modules."""
client = create_guest_client(context, id)
result_list = client.module_list(include_contents)
return wsgi.Result({'modules': result_list}, 200)
def delete(cls, context, instance_id, user):
load_and_verify(context, instance_id)
with StartNotification(context, instance_id=instance_id,
username=user):
create_guest_client(context, instance_id).delete_user(user)
def delete(cls, context, instance_id, user):
load_and_verify(context, instance_id)
create_guest_client(context, instance_id).delete_user(user)
def delete(cls, context, instance_id, user):
load_and_verify(context, instance_id)
create_guest_client(context, instance_id).delete_user(user)
def grant(cls, context, instance_id, username, hostname, databases):
load_and_verify(context, instance_id)
client = create_guest_client(context, instance_id)
client.grant_access(username, hostname, databases)
def fake_deleted_instance_delete(cls, context, instance_id):
base_msg = " instance_id: %s " % instance_id
success = True
msg = " fake_deleted_instance_delete %s " % base_msg
deleted_at = utils.utcnow()
db_info = None
try:
db_info = DBInstance.find_by(context=context, id=instance_id, task_id=InstanceTasks.FAKE_DELETED.code,
deleted=True)
db_info.update(task_status=InstanceTasks.DELETING)
LOG.debug("fake_deleted_instance_delete, load instance ok, %s " % base_msg)
except Exception:
LOG.debug("fake_deleted_instance_delete failed, deleted instance not found, %s " % base_msg)
if db_info is None:
success = False
msg = " fake_deleted_instance_delete failed, load instance error %s " % base_msg
return success, msg
try:
server = load_server(context, db_info.id, db_info.compute_instance_id)
LOG.debug("fake_deleted_instance_delete, load server: %s ok, %s ", db_info.compute_instance_id, base_msg)
nova_client = create_nova_client(context)
def server_is_finished():
try:
server_id = db_info.compute_instance_id
_server = nova_client.servers.get(server_id)
if _server.status not in ['SHUTDOWN', 'ACTIVE']:
_msg = "Server %s got into %s status during delete " \
"of instance %s!" % (server.id, server.status, instance_id)
LOG.error(_msg)
return False
except nova_exceptions.NotFound:
return True
try:
LOG.debug("Delete compute server %s" % server.id)
server.delete()
poll_until(server_is_finished, sleep_time=1, time_out=CONF.server_delete_time_out)
guest = create_guest_client(context, db_info.id)
guest.delete_queue()
LOG.debug("fake_deleted_instance_delete, delete server: %s ok, %s ", db_info.compute_instance_id,
base_msg)
except Exception as ex:
LOG.error(utils.get_traceback_stack())
success = False
msg += " ,deleted server error, compute_instance_id: %s, ex:%s, %s " \
% (db_info.compute_instance_id, str(ex), base_msg)
except Exception as ex:
LOG.error("COMPUTE ID = %s" % db_info.compute_instance_id)
success = False
msg += " ,load server error, compute_instance_id: %s, %s " % (db_info.compute_instance_id, base_msg)
if CONF.trove_vip_support:
try:
db_info.update(task_status=InstanceTasks.RELEASE_VIP)
instance_vip = DBInstanceVip.find_by(context, instance_id=instance_id, deleted=False)
vip_info = DBVips.find_by(context, id=instance_vip.vip_id, deleted=False)
InstanceVip.release_vip(context, vip_info.vip)
LOG.debug("fake_deleted_instance_delete, release_vip: %s ok, %s " % (vip_info.vip, base_msg))
except Exception as ex:
LOG.error(utils.get_traceback_stack())
success = False
msg += " ,release_vip error, ex:%s, %s " % (str(ex), base_msg)
if CONF.trove_security_groups_support:
db_info.update(task_status=InstanceTasks.DELETEING_SECURITY_GROUP)
try:
SecurityGroup.delete_for_group(db_info.group_id, context)
LOG.debug(
"fake_deleted_instance_delete, delete SecurityGroup: %s ok, %s " % (db_info.group_id, base_msg))
except Exception as ex:
LOG.error(utils.get_traceback_stack())
success = False
msg += " ,delete SecurityGroup error, ex:%s, %s " % (str(ex), base_msg)
db_info.update(deleted_at=deleted_at, task_status=InstanceTasks.NONE)
if success is True:
msg = "fake_deleted_instance_delete finished, %s " % base_msg
return success, msg
def revoke(cls, context, instance_id, username, hostname, database):
load_and_verify(context, instance_id)
client = create_guest_client(context, instance_id)
client.revoke_access(username, hostname, database)
def revoke(cls, context, instance_id, username, hostname, database):
load_and_verify(context, instance_id)
client = create_guest_client(context, instance_id)
client.revoke_access(username, hostname, database)
def grant(cls, context, instance_id, username, hostname, databases):
load_and_verify(context, instance_id)
client = create_guest_client(context, instance_id)
client.grant_access(username, hostname, databases)
def get_guest(cls, instance):
return remote.create_guest_client(instance.context,
instance.db_info.id,
instance.datastore_version.manager)
def get_guest(self):
return create_guest_client(self.context, self.db_info.id)
def get_guest(self):
return create_guest_client(self.context, self.db_info.id)
def delete(cls, context, instance_id):
load_and_verify(context, instance_id)
create_guest_client(context, instance_id).disable_root()
def _create_replication_slave(self, context, instance_id, name, flavor,
image_id, databases, users,
datastore_manager, packages, volume_size,
availability_zone, root_password, nics,
overrides, slave_of_id, backup_id,
volume_type, modules):
if type(instance_id) in [list]:
ids = instance_id
root_passwords = root_password
else:
ids = [instance_id]
root_passwords = [root_password]
replica_number = 0
replica_backup_id = backup_id
replica_backup_created = False
replicas = []
master_instance_tasks = BuiltInstanceTasks.load(context, slave_of_id)
server_group = master_instance_tasks.server_group
scheduler_hints = srv_grp.ServerGroup.convert_to_hint(server_group)
LOG.debug("Using scheduler hints for locality: %s" % scheduler_hints)
try:
for replica_index in range(0, len(ids)):
try:
replica_number += 1
LOG.debug("Creating replica %d of %d." %
(replica_number, len(ids)))
instance_tasks = FreshInstanceTasks.load(
context, ids[replica_index])
snapshot = instance_tasks.get_replication_master_snapshot(
context,
slave_of_id,
flavor,
replica_backup_id,
replica_number=replica_number)
replica_backup_id = snapshot['dataset']['snapshot_id']
replica_backup_created = (replica_backup_id is not None)
instance_tasks.create_instance(
flavor, image_id, databases, users, datastore_manager,
packages, volume_size, replica_backup_id,
availability_zone, root_passwords[replica_index], nics,
overrides, None, snapshot, volume_type, modules,
scheduler_hints)
replicas.append(instance_tasks)
except Exception:
# if it's the first replica, then we shouldn't continue
LOG.exception(
_("Could not create replica %(num)d of %(count)d.") % {
'num': replica_number,
'count': len(ids)
})
if replica_number == 1:
raise
for replica in replicas:
replica.wait_for_instance(CONF.restore_usage_timeout, flavor)
# Some datastores requires completing configuration of replication
# nodes with information that is only available after all the
# instances has been started.
if (master_instance_tasks.post_processing_required_for_replication(
)):
slave_instances = [
BuiltInstanceTasks.load(context, slave.id)
for slave in master_instance_tasks.slaves
]
# Collect info from each slave post instance launch
slave_detail = [
slave_instance.get_replication_detail()
for slave_instance in slave_instances
]
# Pass info of all replication nodes to the master for
# replication setup completion
master_detail = master_instance_tasks.get_replication_detail()
master_instance_tasks.complete_master_setup(slave_detail)
# Pass info of all replication nodes to each slave for
# replication setup completion
for slave_instance in slave_instances:
slave_instance.complete_slave_setup(
master_detail, slave_detail)
# Push pending data/transactions from master to slaves
master_instance_tasks.sync_data_to_slaves()
# Set the status of all slave nodes to ACTIVE
for slave_instance in slave_instances:
slave_guest = remote.create_guest_client(
slave_instance.context, slave_instance.db_info.id,
slave_instance.datastore_version.manager)
slave_guest.cluster_complete()
finally:
if replica_backup_created:
Backup.delete(context, replica_backup_id)
def delete(cls, context, instance_id, schema):
load_and_verify(context, instance_id)
create_guest_client(context, instance_id).delete_database(schema)
def get_guest(cls, instance):
return remote.create_guest_client(instance.context,
instance.db_info.id,
instance.datastore_version.manager)
def delete(cls, context, instance_id, schema):
load_and_verify(context, instance_id)
create_guest_client(context, instance_id).delete_database(schema)
