45 lines
1.3 KiB
Go
45 lines
1.3 KiB
Go
/*
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Copyright 2024 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package loop
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import (
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"time"
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"k8s.io/autoscaler/cluster-autoscaler/metrics"
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"k8s.io/autoscaler/cluster-autoscaler/utils/errors"
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)
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type autoscaler interface {
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// RunOnce represents an iteration in the control-loop of CA.
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RunOnce(currentTime time.Time) errors.AutoscalerError
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}
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// RunAutoscalerOnce triggers a single autoscaling iteration.
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func RunAutoscalerOnce(autoscaler autoscaler, healthCheck *metrics.HealthCheck, loopStart time.Time) {
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metrics.UpdateLastTime(metrics.Main, loopStart)
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healthCheck.UpdateLastActivity(loopStart)
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err := autoscaler.RunOnce(loopStart)
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if err != nil && err.Type() != errors.TransientError {
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metrics.RegisterError(err)
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} else {
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healthCheck.UpdateLastSuccessfulRun(time.Now())
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}
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metrics.UpdateDurationFromStart(metrics.Main, loopStart)
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}
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