52 lines
1.7 KiB
Plaintext
52 lines
1.7 KiB
Plaintext
version 1 .
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embeddedType EntityRef.Cap .
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; Asserts that a service should begin (and stay) running after waiting
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; for its dependencies and considering reverse-dependencies, blocks,
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; and so on.
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RequireService = <require-service @serviceName any>.
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; Asserts that a service should begin (and stay) running RIGHT NOW,
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; without considering its dependencies.
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RunService = <run-service @serviceName any>.
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; Asserts one or more current states of service `serviceName`. The
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; overall state of the service is the union of asserted `state`s.
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;
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; Only a few combinations make sense:
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; - `started`
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; - `started` + `ready`
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; - `failed`
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; - `complete`
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;
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ServiceState = <service-state @serviceName any @state State>.
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; A running service publishes zero or more of these. The details of
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; the object vary by service.
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;
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ServiceObject = <service-object @serviceName any @object any>.
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; Possible service states.
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State =
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/ ; The service has begun its startup routine, and may or may not be
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; ready to take requests from other parties.
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=started
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/ ; The service is ready to take requests from other parties.
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; (This state is special in that it is asserted *in addition* to `started`.)
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=ready
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/ ; The service has failed.
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=failed
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/ ; The service has completed execution.
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=complete
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/ ; Extension or user-defined state
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@userDefined any
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.
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; Asserts that, when `depender` is `require-service`d, it should not be started until
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; `dependee` has been asserted, and also that `dependee`'s `serviceName` should be
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; `require-service`d.
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ServiceDependency = <depends-on @depender any @dependee ServiceState>.
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; Message. Triggers a service restart.
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RestartService = <restart-service @serviceName any>.
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