def modify_state(_):
_config = config[0]
d = group.modify_state(
partial(controller.obey_config_change, self.log,
transaction_id(request), _config,
launch_config=None))
return d
def _do_obey_config_change(result):
group_id = result['id']
config = result['groupConfiguration']
group = self.store.get_scaling_group(self.log, self.tenant_id, group_id)
d = group.modify_state(partial(controller.obey_config_change, self.log,
transaction_id(request), config))
return d.addCallback(lambda _: result)
def pause_scaling_group(self, request):
"""
Pause a scaling group. This means that no scaling policies will get
executed (execution will be rejected). This is an idempotent operation -
pausing an already paused group does nothing.
"""
group = self.store.get_scaling_group(self.log, self.tenant_id, self.group_id)
return controller.pause_scaling_group(self.log, transaction_id(request), group)
def resume_scaling_group(self, request):
"""
Resume a scaling group. This means that scaling policies will now get
executed as usual. This is an idempotent operation - resuming an already
running group does nothing.
"""
group = self.store.get_scaling_group(self.log, self.tenant_id, self.group_id)
return controller.resume_scaling_group(self.log, transaction_id(request), group)
def _get_launch_and_obey_config_change(scaling_group, state):
d = scaling_group.view_launch_config()
d.addCallback(partial(
controller.obey_config_change,
self.log,
transaction_id(request),
data, scaling_group, state))
return d
def execute_policy((tenant_id, group_id, policy_id)):
bound_log = self.log.bind(tenant_id=tenant_id,
scaling_group_id=group_id,
policy_id=policy_id)
logl[0] = bound_log
group = self.store.get_scaling_group(bound_log, tenant_id, group_id)
return group.modify_state(partial(controller.maybe_execute_scaling_policy,
bound_log, transaction_id(request),
policy_id=policy_id))
def delete_server(self, request, server_id):
"""
Delete a server from the group.
"""
group = self.store.get_scaling_group(self.log, self.tenant_id, self.scaling_group_id)
d = group.modify_state(
partial(remove_server_from_group, self.log.bind(server_id=server_id),
transaction_id(request), server_id,
extract_bool_arg(request, 'replace', True)))
return d
def delete_scaling_group(self, request):
"""
Delete a scaling group if there are no entities belonging to the
scaling group. If successful, no response body will be returned.
"""
group = self.store.get_scaling_group(self.log, self.tenant_id,
self.group_id)
force = extract_bool_arg(request, 'force', False)
return controller.delete_group(
self.dispatcher, log, transaction_id(request), group, force)
def resume_scaling_group(self, request):
"""
Resume a scaling group. This means that scaling policies will now get
executed as usual. This is an idempotent operation - resuming an
already running group does nothing.
"""
group = self.store.get_scaling_group(
self.log, self.tenant_id, self.group_id)
return controller.resume_scaling_group(
self.log, transaction_id(request), group, self.dispatcher)
def pause_scaling_group(self, request):
"""
Pause a scaling group. This means that no scaling policies will get
executed (execution will be rejected). This is an idempotent
operation - pausing an already paused group does nothing.
"""
group = self.store.get_scaling_group(
self.log, self.tenant_id, self.group_id)
return controller.pause_scaling_group(
self.log, transaction_id(request), group, self.dispatcher)
def delete_scaling_group(self, request):
"""
Delete a scaling group if there are no entities belonging to the
scaling group. If successful, no response body will be returned.
"""
group = self.store.get_scaling_group(self.log, self.tenant_id,
self.group_id)
force = extract_bool_arg(request, 'force', False)
return controller.delete_group(
self.dispatcher, log, transaction_id(request), group, force)
def execute_policy((tenant_id, group_id, policy_id)):
bound_log = self.log.bind(tenant_id=tenant_id,
scaling_group_id=group_id,
policy_id=policy_id)
logl[0] = bound_log
group = self.store.get_scaling_group(bound_log, tenant_id,
group_id)
return controller.modify_and_trigger(
self.dispatcher,
group,
bound_log_kwargs(bound_log),
partial(controller.maybe_execute_scaling_policy,
bound_log, transaction_id(request),
policy_id=policy_id),
modify_state_reason='execute_webhook')
def _do_obey_config_change(result):
group_id = result['id']
config = result['groupConfiguration']
launch = result['launchConfiguration']
group = self.store.get_scaling_group(
self.log, self.tenant_id, group_id)
log = self.log.bind(scaling_group_id=group_id)
d = controller.modify_and_trigger(
self.dispatcher,
group,
bound_log_kwargs(log),
partial(
controller.obey_config_change, log,
transaction_id(request), config, launch_config=launch),
modify_state_reason='create_new_scaling_group')
return d.addCallback(lambda _: result)
def execute_policy((tenant_id, group_id, policy_id)):
bound_log = self.log.bind(tenant_id=tenant_id,
scaling_group_id=group_id,
policy_id=policy_id)
logl[0] = bound_log
group = self.store.get_scaling_group(bound_log, tenant_id,
group_id)
return controller.modify_and_trigger(
self.dispatcher,
group,
bound_log_kwargs(bound_log),
partial(controller.maybe_execute_scaling_policy,
bound_log,
transaction_id(request),
policy_id=policy_id),
modify_state_reason='execute_webhook')
def execute_policy(self, request):
"""
Execute this scaling policy.
TBD: Response body.
Example response::
{}
"""
group = self.store.get_scaling_group(self.log, self.tenant_id, self.scaling_group_id)
d = group.modify_state(partial(controller.maybe_execute_scaling_policy,
self.log, transaction_id(request),
policy_id=self.policy_id))
d.addCallback(lambda _: "{}") # Return value TBD
return d
def _do_obey_config_change(result):
group_id = result['id']
config = result['groupConfiguration']
launch = result['launchConfiguration']
group = self.store.get_scaling_group(
self.log, self.tenant_id, group_id)
log = self.log.bind(scaling_group_id=group_id)
d = controller.modify_and_trigger(
self.dispatcher,
group,
bound_log_kwargs(log),
partial(
controller.obey_config_change, log,
transaction_id(request), config, launch_config=launch),
modify_state_reason='create_new_scaling_group')
return d.addCallback(lambda _: result)
def delete_server(self, request, server_id):
"""
Delete a server from the group.
"""
group = self.store.get_scaling_group(self.log, self.tenant_id,
self.scaling_group_id)
log = self.log.bind(server_id=server_id)
d = controller.modify_and_trigger(
self.dispatcher,
group,
bound_log_kwargs(log),
partial(controller.remove_server_from_group, self.dispatcher, log,
transaction_id(request), server_id,
extract_bool_arg(request, 'replace', True),
extract_bool_arg(request, 'purge', True)),
modify_state_reason='delete_server')
return d
def delete_server(self, request, server_id):
"""
Delete a server from the group.
"""
group = self.store.get_scaling_group(
self.log, self.tenant_id, self.scaling_group_id)
log = self.log.bind(server_id=server_id)
d = controller.modify_and_trigger(
self.dispatcher,
group,
bound_log_kwargs(log),
partial(controller.remove_server_from_group,
self.dispatcher,
log,
transaction_id(request), server_id,
extract_bool_arg(request, 'replace', True),
extract_bool_arg(request, 'purge', True)),
modify_state_reason='delete_server')
return d
def execute_policy(self, request):
"""
Execute this scaling policy.
TBD: Response body.
Example response::
{}
"""
group = self.store.get_scaling_group(self.log, self.tenant_id,
self.scaling_group_id)
d = controller.modify_and_trigger(
self.dispatcher,
group,
bound_log_kwargs(self.log),
partial(controller.maybe_execute_scaling_policy,
self.log, transaction_id(request),
policy_id=self.policy_id),
modify_state_reason='execute_policy')
d.addCallback(lambda _: "{}") # Return value TBD
return d
def execute_policy(self, request):
"""
Execute this scaling policy.
TBD: Response body.
Example response::
{}
"""
group = self.store.get_scaling_group(self.log, self.tenant_id,
self.scaling_group_id)
d = controller.modify_and_trigger(
self.dispatcher,
group,
bound_log_kwargs(self.log),
partial(controller.maybe_execute_scaling_policy,
self.log,
transaction_id(request),
policy_id=self.policy_id),
modify_state_reason='execute_policy')
d.addCallback(lambda _: "{}") # Return value TBD
return d
def foo(self, request):
transaction_ids.append(transaction_id(request))
return 'ok'
def _do_obey_config_change(_, group):
return group.modify_state(
partial(controller.obey_config_change, self.log, transaction_id(request),
data))
def foo(self, request, log):
transaction_ids.append(transaction_id(request))
return 'ok'
