cli.stack.MaintCommand Class Reference

Inheritance diagram for cli.stack.MaintCommand:

Public Member Functions
def	setup_args (self, parser)
def	prerun (self, args)
def	task_env_to_dict (self, task_env)
def	dict_to_task_env (self, env)
def	get_task_definition (self, ident)
def	restart_app_service (self)
def	adj_sched_service_count (self, count)
def	taskdef_env_override (self, taskdef, key, value=None)
Public Member Functions inherited from cli.s3.S3BucketMixin
def	prerun (self, *args, **kwargs)
def	get_stack (self, name)
Public Member Functions inherited from cli.base.HostingCommand
def	add_stack_argument (self, *args, env=DEFAULT_STACK_ENV, help=None, metavar='STACK_NAME', **kwargs)
def	check_requirements (self, stack)

Public Attributes
	ecs
	stack
Public Attributes inherited from cli.s3.S3BucketMixin
	stacks

Static Public Attributes
dictionary	allowed_states = {'ready', 'active', 'partial_deploy'}
Static Public Attributes inherited from cli.s3.S3BucketMixin
string	stacks_bucket = 'homecu.odyssey.stacks'
Static Public Attributes inherited from cli.base.HostingCommand
	allowed_states = set()
string	min_version = "0"
	max_version = VERSION

Detailed Description

Definition at line 273 of file stack.py.

Member Function Documentation

dict_to_task_env()

def cli.stack.MaintCommand.dict_to_task_env	(		self,
			env
	)

Convert task definition environment section to a dict. 

Definition at line 294 of file stack.py.

    def dict_to_task_env(self, env):
        """ Convert task definition environment section to a dict. """
        return [{
            "name": key,
            "value": value
        } for key, value in env.items()]

get_task_definition()

def cli.stack.MaintCommand.get_task_definition	(		self,
			ident
	)

Get cleaned up task definition suitable for
register_task_definition. 

Definition at line 301 of file stack.py.

    def get_task_definition(self, ident):
        """ Get cleaned up task definition suitable for
        register_task_definition. """
        family = 'odyssey-%s-%s' % (self.stack.name, ident)
        result = self.ecs.describe_task_definition(taskDefinition=family)
        fulldef = result['taskDefinition']
        whitelist = (
            "family",
            "networkMode",
            "containerDefinitions",
            "volumes",
            "placementConstraints"
        )
        return dict((key, value) for key, value in fulldef.items()
                    if key in whitelist)

restart_app_service()

def cli.stack.MaintCommand.restart_app_service

(

self

)

Update app service by pointing it to the latest task def. 

Definition at line 317 of file stack.py.

    def restart_app_service(self):
        """ Update app service by pointing it to the latest task def. """
        common_name = 'odyssey-%s-app' % self.stack.name
        self.ecs.update_service(cluster=self.stack.cluster,
                                service=common_name,
                                taskDefinition=common_name)

task_env_to_dict()

def cli.stack.MaintCommand.task_env_to_dict	(		self,
			task_env
	)

Convert task definition environment section to a dict. 

Definition at line 290 of file stack.py.

    def task_env_to_dict(self, task_env):
        """ Convert task definition environment section to a dict. """
        return dict((x['name'], x['value']) for x in task_env)

taskdef_env_override()

def cli.stack.MaintCommand.taskdef_env_override	(		self,
			taskdef,
			key,
			value = None
	)

Patch the ENV for all containers in the app task def. 

Definition at line 329 of file stack.py.

    def taskdef_env_override(self, taskdef, key, value=None):
        """ Patch the ENV for all containers in the app task def. """
        for cdef in taskdef['containerDefinitions']:
            env = self.task_env_to_dict(cdef['environment'])
            if value is None:
                try:
                    del env['MAINTENANCE_MODE']
                except KeyError:
                    pass
            else:
                env['MAINTENANCE_MODE'] = value
            cdef['environment'] = self.dict_to_task_env(env)

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The documentation for this class was generated from the following file:

• tools/hosting/cli/stack.py