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Enforce blue/green when using kubernetes networking

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Use blue/green with ten iterations and warn that progressive traffic shifting and HTTP headers routing are not compatible with Kubernetes L4 networking.
This commit is contained in:
stefanprodan
2019-10-05 17:59:34 +03:00
parent 37f9151de3
commit 625eed0840
1 changed files with 13 additions and 0 deletions
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pkg/controller/scheduler.go
+13
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@@ -325,6 +325,19 @@ func (c *Controller) advanceCanary(name string, namespace string, skipLivenessCh
}
}
// use blue/green strategy for kubernetes provider
if provider == "kubernetes" {
if len(cd.Spec.CanaryAnalysis.Match) > 0 {
c.recordEventWarningf(cd, "A/B testing is not supported when using the kubernetes provider")
cd.Spec.CanaryAnalysis.Match = nil
}
if cd.Spec.CanaryAnalysis.Iterations < 1 {
c.recordEventWarningf(cd, "Progressive traffic is not supported when using the kubernetes provider")
c.recordEventWarningf(cd, "Setting canaryAnalysis.iterations: 10")
cd.Spec.CanaryAnalysis.Iterations = 10
}
}
// strategy: A/B testing
if len(cd.Spec.CanaryAnalysis.Match) > 0 && cd.Spec.CanaryAnalysis.Iterations > 0 {
// route traffic to canary and increment iterations