43 lines
2.4 KiB
Go
43 lines
2.4 KiB
Go
package controllers
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import "time"
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const (
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LabelKeyRunnerSetName = "runnerset-name"
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)
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const (
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// This names requires at least one slash to work.
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// See https://github.com/google/knative-gcp/issues/378
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runnerPodFinalizerName = "actions.summerwind.dev/runner-pod"
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annotationKeyPrefix = "actions/"
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AnnotationKeyLastRegistrationCheckTime = "actions-runner-controller/last-registration-check-time"
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// AnnotationKeyUnregistrationCompleteTimestamp is the annotation that is added onto the pod once the previously started unregistration process has been completed.
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AnnotationKeyUnregistrationCompleteTimestamp = annotationKeyPrefix + "unregistration-complete-timestamp"
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// unregistarionStartTimestamp is the annotation that contains the time that the requested unregistration process has been started
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AnnotationKeyUnregistrationStartTimestamp = annotationKeyPrefix + "unregistration-start-timestamp"
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// AnnotationKeyUnregistrationRequestTimestamp is the annotation that contains the time that the unregistration has been requested.
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// This doesn't immediately start the unregistration. Instead, ARC will first check if the runner has already been registered.
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// If not, ARC will hold on until the registration to complete first, and only after that it starts the unregistration process.
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// This is crucial to avoid a race between ARC marking the runner pod for deletion while the actions-runner registers itself to GitHub, leaving the assigned job
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// hang like forever.
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AnnotationKeyUnregistrationRequestTimestamp = annotationKeyPrefix + "unregistration-request-timestamp"
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AnnotationKeyRunnerID = annotationKeyPrefix + "runner-id"
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// DefaultUnregistrationTimeout is the duration until ARC gives up retrying the combo of ListRunners API (to detect the runner ID by name)
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// and RemoveRunner API (to actually unregister the runner) calls.
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// This needs to be longer than 60 seconds because a part of the combo, the ListRunners API, seems to use the Cache-Control header of max-age=60s
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// and that instructs our cache library httpcache to cache responses for 60 seconds, which results in ARC unable to see the runner in the ListRunners response
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// up to 60 seconds (or even more depending on the situation).
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DefaultUnregistrationTimeout = 60 * time.Second
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// This can be any value but a larger value can make an unregistration timeout longer than configured in practice.
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DefaultUnregistrationRetryDelay = 30 * time.Second
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)
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