Part of twisted.application.service View Source View In Hierarchy
Known subclasses: twisted.mail.mail.MailService, twisted.web2.tap.Web2Service, twisted.words.protocols.jabber.component.ServiceManager
Implements interfaces: twisted.application.service.IServiceCollection
Straightforward Service Container.
Hold a collection of services, and manage them in a simplistic way. No service will wait for another, but this object itself will not finish shutting down until all of its child services will finish.Method | __init__ | Undocumented |
Method | privilegedStartService | Do preparation work for starting the service. |
Method | startService | Start the service. |
Method | stopService | Stop the service. |
Method | getServiceNamed | Get the child service with a given name. |
Method | __iter__ | Get an iterator over all child services. |
Method | addService | Add a child service. |
Method | removeService | Remove a child service. |
Inherited from Service:
Method | __getstate__ | Undocumented |
Method | setName | Set the name of the service. |
Method | setServiceParent | Set the parent of the service. |
Method | disownServiceParent | Use this API to remove an IService
from an IServiceCollection .
|
Do preparation work for starting the service.
Here things which should be done before changing directory, root or shedding privileges are done.Parameters | name | (type: str
) |
Returns | (type: IService
) | |
Raises | KeyError | Raised if the service has no child with the given name. |
Parameters | service | (type: IService
) |
Raises | RuntimeError | Raised if the service has a child with the given name. |
Remove a child service.
Only implementations ofIService.disownServiceParent
should use this method.
Parameters | service | (type: IService
) |
Returns | a Deferred which
is triggered when the service has finished shutting down. If shutting down
is immediate, a value can be returned (usually, None ).
(type: Deferred
) | |
Raises | ValueError | Raised if the given service is not a child. |