def reboot(nova_client, **_):
server = get_server_by_context(nova_client)
ctx.logger.info('Rebooting machine')
nova_client.servers.reboot(server)
i = 0
vm_started = False
while i < VM_ATTEMPTS and not vm_started:
ctx.logger.info('Waiting for vm to reboot, attempt {0}'.format(i + 1))
time.sleep(INTERVAL)
server = get_server_by_context(nova_client)
vm_started = server.status == SERVER_STATUS_ACTIVE
i += 1
if vm_started:
ctx.logger.info('Machine rebooted')
else:
raise NonRecoverableError('Could not reboot machine')
agent_name = ctx.instance.runtime_properties['cloudify_agent']['name']
i = 0
agent_alive = False
amqp_client = get_client(amqp_vhost=ctx.tenant['rabbitmq_vhost'],
amqp_user=ctx.tenant['rabbitmq_username'],
amqp_pass=ctx.tenant['rabbitmq_password'])
while i < AGENT_ATTEMPTS and not agent_alive:
ctx.logger.info('Waiting for agent, attempt {0}'.format(i + 1))
time.sleep(INTERVAL)
agent_alive = is_agent_alive(agent_name, amqp_client)
i += 1
if agent_alive:
ctx.logger.info('Agent started')
else:
raise NonRecoverableError('Agent did not start')
def start(cloudify_agent, **_):
"""
Only called in "init_script"/"plugin" mode, where the agent is started
externally (e.g. userdata script), and all we have to do is wait for it
"""
update_agent_record(cloudify_agent, AgentState.STARTING)
tenant = cloudify_utils.get_tenant()
client = get_client(
amqp_user=tenant['rabbitmq_username'],
amqp_pass=tenant['rabbitmq_password'],
amqp_vhost=tenant['rabbitmq_vhost']
)
agent_alive = utils.is_agent_alive(cloudify_agent['queue'], client)
if not agent_alive:
if ctx.operation.retry_number > 3:
ctx.logger.warning('Waiting too long for Agent to start')
update_agent_record(cloudify_agent, AgentState.NONRESPONSIVE)
return ctx.operation.retry(
message='Waiting for Agent to start...')
ctx.logger.info('Agent has started')
update_agent_record(cloudify_agent, AgentState.STARTED)
if not cloudify_agent.is_provided:
script.cleanup_scripts()
def reboot(nova_client, **_):
server = get_server_by_context(nova_client)
ctx.logger.info('Rebooting machine')
nova_client.servers.reboot(server)
i = 0
vm_started = False
while i < VM_ATTEMPTS and not vm_started:
ctx.logger.info('Waiting for vm to reboot, attempt {0}'.format(i + 1))
time.sleep(INTERVAL)
server = get_server_by_context(nova_client)
vm_started = server.status == SERVER_STATUS_ACTIVE
i += 1
if vm_started:
ctx.logger.info('Machine rebooted')
else:
raise NonRecoverableError('Could not reboot machine')
agent_name = ctx.instance.runtime_properties['cloudify_agent']['name']
i = 0
agent_alive = False
amqp_client = get_client(
amqp_vhost=ctx.tenant['rabbitmq_vhost'],
amqp_user=ctx.tenant['rabbitmq_username'],
amqp_pass=ctx.tenant['rabbitmq_password']
)
while i < AGENT_ATTEMPTS and not agent_alive:
ctx.logger.info('Waiting for agent, attempt {0}'.format(i + 1))
time.sleep(INTERVAL)
agent_alive = is_agent_alive(agent_name, amqp_client)
i += 1
if agent_alive:
ctx.logger.info('Agent started')
else:
raise NonRecoverableError('Agent did not start')
def _is_daemon_running(self):
self._logger.debug('Checking if agent daemon is running...')
client = self._get_client()
with client:
# precreate the queue that the agent will use, so that the
# message is already waiting for the agent when it starts up
client.channel_method('queue_declare',
queue='{0}_service'.format(self.queue),
auto_delete=False,
durable=True)
return utils.is_agent_alive(self.queue,
client,
timeout=3,
connect=False)
def start(cloudify_agent, **_):
"""
Only called in "init_script"/"plugin" mode, where the agent is started
externally (e.g. userdata script), and all we have to do is wait for it
"""
tenant = cloudify_utils.get_tenant()
client = get_client(
amqp_user=tenant['rabbitmq_username'],
amqp_pass=tenant['rabbitmq_password'],
amqp_vhost=tenant['rabbitmq_vhost']
)
agent_alive = utils.is_agent_alive(cloudify_agent['queue'], client)
if not agent_alive:
return ctx.operation.retry(
message='Waiting for Agent to start...')
ctx.logger.info('Agent has started')
if not cloudify_agent.is_provided:
script.cleanup_scripts()
def start(cloudify_agent, **_):
"""
Only called in "init_script"/"plugin" mode, where the agent is started
externally (e.g. userdata script), and all we have to do is wait for it
"""
update_agent_record(cloudify_agent, AgentState.STARTING)
tenant = cloudify_utils.get_tenant()
client = get_client(amqp_user=tenant['rabbitmq_username'],
amqp_pass=tenant['rabbitmq_password'],
amqp_vhost=tenant['rabbitmq_vhost'])
agent_alive = utils.is_agent_alive(cloudify_agent['queue'], client)
if not agent_alive:
if ctx.operation.retry_number > 3:
ctx.logger.warning('Waiting too long for Agent to start')
update_agent_record(cloudify_agent, AgentState.NONRESPONSIVE)
return ctx.operation.retry(message='Waiting for Agent to start...')
ctx.logger.info('Agent has started')
update_agent_record(cloudify_agent, AgentState.STARTED)
if not cloudify_agent.is_provided:
script.cleanup_scripts()
def _is_agent_alive(self, name, timeout=10):
return agent_utils.is_agent_alive(name, get_client(), timeout=timeout)
def _validate_cloudify_amqp(agent):
with _get_amqp_client(agent) as client:
return utils.is_agent_alive(agent['name'], client)
def _is_agent_alive(self, name, timeout=10):
return agent_utils.is_agent_alive(
name,
get_client(),
timeout=timeout)
def _is_daemon_running(self):
self._logger.debug('Checking if agent daemon is running...')
return utils.is_agent_alive(self.queue, self._get_client(), timeout=3)
def _validate_cloudify_amqp(agent):
with _get_amqp_client(agent) as client:
return utils.is_agent_alive(agent['name'], client)
def _is_daemon_running(self):
self._logger.debug('Checking if agent daemon is running...')
return utils.is_agent_alive(self.queue, self._get_client(), timeout=3)