def __init__(self):
self.heatclient = HeatClient()
conf = SysUtil().get_sys_conf()
LOG.debug("Get runtime agent: " + conf['runtime_agent'])
self.runtime_agent = FactoryAgent().get_agent(conf['runtime_agent'])
#self.register_agent = FactoryAgent().get_agent(conf['register_agent'])
self.template_manager = FactoryAgent().get_agent(
conf['template_manager'])
self.db = FactoryAgent().get_agent(conf['database_manager'])
self.checker = FactoryAgent().get_agent(conf['checker'])
def __init__(self):
# self.heatclient = HeatClient()
conf = SysUtil().get_sys_conf()
self.template_manager = FactoryAgent().get_agent(conf['template_manager'])
self.db = FactoryAgent().get_agent(conf['database_manager'])
self.runtime_agent = FactoryAgent().get_agent(conf['runtime_agent'])
#self.reg = FactoryAgent().get_agent(file_name=conf['register_agent_file'],
# class_name=conf['register_agent_class'])
pass
def create(cls, service_args):
try:
conf = sys_util().get_sys_conf()
service_manager = FactoryAgent().get_agent(conf['service_manager'])
service = service_manager.create(service_args)
checker = FactoryAgent().get_agent(conf['checker'])
checker.check(service=service)
db = DatabaseManager()
db.persist(service)
except Exception, msg:
raise
def create(cls, topology_args):
conf = sys_util().get_sys_conf()
db = FactoryAgent().get_agent(conf['database_manager'])
topology_manager = FactoryAgent().get_agent(conf['topology_manager'])
try:
topology = topology_manager.create(topology_args)
checker = FactoryAgent().get_agent(conf['checker'])
checker.check(topology=topology)
db.persist(topology)
except Exception, exc:
LOG.exception(exc.message)
raise
def deploy(self, attributes):
"""
Deploy method
"""
if self.stack_id is not None:
pass
parameters = {}
# defining the location of the topology
if 'maas.location' in attributes:
self.location = parameters['location'] = os.environ[
'location'] = attributes['maas.location']
LOG.debug("location %s passed via OCCI Attribute" % self.location)
self.deployer = FactoryAgent().get_agent(self.conf['deployer'])
self.topology_type = topology_mapping[self.location]
LOG.info("deploying template %s" % (self.topology_type, ))
# read template...
f = open(os.path.join(SO_DIR, 'data/topologies', self.topology_type))
template = f.read()
f.close()
LOG.debug("content of the topology %s" % template)
# extracting hot template
try:
config = yaml.load(template)
LOG.debug(config)
except yaml.YAMLError, exc:
if hasattr(exc, 'problem_mark'):
mark = exc.problem_mark
LOG.error("Error in configuration file:", exc)
LOG.error("Error position: (%s:%s)" %
(mark.line + 1, mark.column + 1))
else:
LOG.error("Error in configuration file:", exc)
def get(cls, id):
conf = sys_util().get_sys_conf()
db = FactoryAgent().get_agent(conf['database_manager'])
try:
topology = db.get_by_id(Topology, id)
except NotFoundException as e:
raise e
return topology
def __init__(self, topology, runtime_agent, policy, service_instance,
lock):
super(PolicyThread, self).__init__()
self.policy = policy
self.service_instance = service_instance
self.topology = topology
self.runtime_agent = runtime_agent
self.monitor = runtime_agent.monitoring_service
self.lock = lock
# hack for avoiding autoscaling at startup
self.counter = 0
self.is_stopped = False
conf = SysUtil().get_sys_conf()
self.template_manager = FactoryAgent().get_agent(
conf['template_manager'])
self.db = FactoryAgent().get_agent(conf['database_manager'])
self.heat_client = HeatClient()
def update(cls, new_topology_args, old_topology):
conf = sys_util().get_sys_conf()
db = FactoryAgent().get_agent(conf['database_manager'])
topology_manager = FactoryAgent().get_agent(conf['topology_manager'])
checker = FactoryAgent().get_agent(conf['checker'])
if old_topology.state in ['DEPLOYED','UPDATED']:
old_topology.state = 'UPDATING'
else:
raise ActionInProgressException('Cannot update topology while another action is in progress. Topology state is \"%s\".' % old_topology.state)
db.update(old_topology)
try:
new_topology = topology_manager.create(new_topology_args)
checker.check(topology=new_topology)
updated_topology = topology_manager.update(new_topology, old_topology)
#checker.check(topology=updated_topology)
db.update(updated_topology)
except Exception, exc:
LOG.exception(exc.message)
raise exc
def create(cls, secgroup_args):
_sec_rules = secgroup_args.get("rules")
_new_sec_rules = []
for _sec_rule_args in _sec_rules:
_new_sec_rule = Rule(**_sec_rule_args)
_new_sec_rules.append(_new_sec_rule)
new_secgroup = SecurityGroup(name=secgroup_args.get('name'),
rules=_new_sec_rules)
conf = sys_util().get_sys_conf()
checker = FactoryAgent().get_agent(conf['checker'])
checker.check(security_group=new_secgroup)
db = DatabaseManager()
db.persist(new_secgroup)
return new_secgroup
def update(cls, service_args, id):
db = DatabaseManager()
try:
updated_service = db.get_by_id(Service, id)
except NotFoundException as e:
raise e
updated_service.config = service_args.get('config') or updated_service.config
updated_service.flavor = service_args.get('flavor') or updated_service.flavor
updated_service.image = service_args.get('image') or updated_service.image
updated_service.service_type = service_args.get('service_type') or updated_service.service_type
updated_service.size = service_args.get('size') or updated_service.size
conf = sys_util().get_sys_conf()
checker = FactoryAgent().get_agent(conf['checker'])
checker.check(service=updated_service)
db.update(updated_service)
return updated_service
def update(self, new_topology, old_topology):
conf = sys_util().get_sys_conf()
db = FactoryAgent().get_agent(conf['database_manager'])
updated_topology = old_topology
updated_topology.name = new_topology.name
#check for additional service instances and add them to the list of new instances
appended_service_instances = []
for new_service_instance in new_topology.service_instances:
is_found = False
for updated_service_instance in updated_topology.service_instances:
if new_service_instance.name == updated_service_instance.name:
is_found = True
break
if not is_found:
appended_service_instances.append(new_service_instance)
#check for removed service instances and add it to the list of removed instances
removed_service_instances = []
for updated_service_instance in updated_topology.service_instances:
is_found = False
for new_service_instance in new_topology.service_instances:
if new_service_instance.name == updated_service_instance.name:
is_found = True
break
if not is_found:
removed_service_instances.append(updated_service_instance)
#remove removed service instances
for removed_service_instance in removed_service_instances:
updated_topology.service_instances.remove(removed_service_instance)
LOG.debug('Removed ServiceInstance \"%s\" from Topology \"%s\".' %
(removed_service_instance.name, updated_topology.name))
#append additional service instances
for appended_service_instance in appended_service_instances:
appended_service_instance.topology_id = updated_topology.id
updated_topology.service_instances.append(
appended_service_instance)
if appended_service_instance.policies is not None:
for policy in appended_service_instance.policies:
db.persist(policy)
db.persist(appended_service_instance)
LOG.debug('Appended ServiceInstance \"%s\" to Topology \"%s\".' %
(appended_service_instance.name, updated_topology.name))
#Update all values for each service instance
for updated_service_instance in updated_topology.service_instances:
for new_service_instance in new_topology.service_instances:
if updated_service_instance.name == new_service_instance.name:
updated_service_instance.size = new_service_instance.size
updated_service_instance.configuration = new_service_instance.configuration
updated_service_instance.policies = new_service_instance.policies
#updated_service_instance.service_type = new_service_instance.service_type
if new_service_instance.service_type and updated_service_instance.service_type != new_service_instance.service_type:
LOG.warning(
"Cannot update service_type for %s->%s. Not Implemented."
% (updated_topology.name,
updated_service_instance.name))
if new_service_instance.adapter and updated_service_instance.adapter != new_service_instance.adapter:
LOG.warning(
"Cannot update adapter for %s->%s. Not Implemented."
% (updated_topology.name,
updated_service_instance.name))
#updated_service_instance.flavor = new_service_instance.flavor
if new_service_instance.flavor and updated_service_instance.flavor.name != new_service_instance.flavor.name:
LOG.warning(
"Cannot update flavor for %s->%s. Not Implemented."
% (updated_topology.name,
updated_service_instance.name))
#updated_service_instance.image = new_service_instance.image
if new_service_instance.image and updated_service_instance.image.name != new_service_instance.image.name:
LOG.warning(
"Cannot update image for %s->%s. Not Implemented."
% (updated_topology.name,
updated_service_instance.name))
#updated_service_instance.networks = new_service_instance.networks
if new_service_instance.networks is not None:
LOG.warning(
"Cannot update networks for %s->%s. Not Implemented."
% (updated_topology.name,
updated_service_instance.name))
#updated_service_instance.requirements = new_service_instance.requirements
if new_service_instance.requirements is not None:
LOG.warning(
"Cannot update networks for %s->%s. Not Implemented."
% (updated_topology.name,
updated_service_instance.name))
#updated_service_instance.user_data = new_service_instance.user_data
if new_service_instance.user_data is not None:
LOG.warning(
"Cannot update user_data for %s->%s. Not Implemented."
% (updated_topology.name,
updated_service_instance.name))
if new_service_instance.key and updated_service_instance.key.name != new_service_instance.key.name:
LOG.warning(
"Cannot update key for %s->%s without replacement."
% (updated_topology.name,
updated_service_instance.name))
#Add or remove units according to minimal or maximal size
for updated_service_instance in updated_topology.service_instances:
if updated_service_instance not in appended_service_instances:
if len(updated_service_instance.units
) < updated_service_instance.size.get('min'):
for i in range(
updated_service_instance.size.get('min') -
len(updated_service_instance.units)):
_hostname = '%s-%s' % (
updated_service_instance.name,
str(len(updated_service_instance.units) + 1))
_state = 'DEFINED'
new_unit = Unit(hostname=_hostname, state=_state)
new_unit.service_instance_id = updated_service_instance.id
updated_service_instance.units.append(new_unit)
db.persist(new_unit)
if len(updated_service_instance.units
) > updated_service_instance.size.get('max'):
for i in range(
len(updated_service_instance.units) -
updated_service_instance.size.get('max')):
removed_unit = updated_service_instance.units.pop(
len(updated_service_instance.units) - 1)
db.remove(removed_unit)
return updated_topology
def get_all(cls):
conf = sys_util().get_sys_conf()
db = FactoryAgent().get_agent(conf['database_manager'])
lst = db.get_all(Topology)
return lst
def delete(cls, topology):
conf = sys_util().get_sys_conf()
db = FactoryAgent().get_agent(conf['database_manager'])
db.remove(topology)
return topology
