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Fix backward compatibility issue caused by promoting initcontainers from alpha to beta.

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This commit is contained in:
Dawn Chen
2016-09-19 16:19:43 -07:00
parent 3802a9ba35
commit 4c4623e5be
2 changed files with 24 additions and 2 deletions
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17
pkg/api/v1/conversion.go
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@@ -414,14 +414,22 @@ func Convert_api_PodStatusResult_To_v1_PodStatusResult(in *api.PodStatusResult,
return err
}
out.Annotations[PodInitContainerStatusesAnnotationKey] = string(value)
out.Annotations[PodInitContainerStatusesBetaAnnotationKey] = string(value)
} else {
delete(out.Annotations, PodInitContainerStatusesAnnotationKey)
delete(out.Annotations, PodInitContainerStatusesBetaAnnotationKey)
}
return nil
}
func Convert_v1_PodStatusResult_To_api_PodStatusResult(in *PodStatusResult, out *api.PodStatusResult, s conversion.Scope) error {
// TODO: sometime after we move init container to stable, remove these conversions
// If there is a beta annotation, copy to alpha key.
// See commit log for PR #31026 for why we do this.
if valueBeta, okBeta := in.Annotations[PodInitContainerStatusesBetaAnnotationKey]; okBeta {
in.Annotations[PodInitContainerStatusesAnnotationKey] = valueBeta
}
// Move the annotation to the internal repr. field
if value, ok := in.Annotations[PodInitContainerStatusesAnnotationKey]; ok {
var values []ContainerStatus
if err := json.Unmarshal([]byte(value), &values); err != nil {
@@ -446,6 +454,7 @@ func Convert_v1_PodStatusResult_To_api_PodStatusResult(in *PodStatusResult, out
out.Annotations[k] = v
}
delete(out.Annotations, PodInitContainerStatusesAnnotationKey)
delete(out.Annotations, PodInitContainerStatusesBetaAnnotationKey)
}
return nil
}
@@ -575,6 +584,7 @@ func Convert_api_Pod_To_v1_Pod(in *api.Pod, out *Pod, s conversion.Scope) error
delete(out.Annotations, PodInitContainersAnnotationKey)
delete(out.Annotations, PodInitContainersBetaAnnotationKey)
delete(out.Annotations, PodInitContainerStatusesAnnotationKey)
delete(out.Annotations, PodInitContainerStatusesBetaAnnotationKey)
}
if len(out.Spec.InitContainers) > 0 {
value, err := json.Marshal(out.Spec.InitContainers)
@@ -590,6 +600,7 @@ func Convert_api_Pod_To_v1_Pod(in *api.Pod, out *Pod, s conversion.Scope) error
return err
}
out.Annotations[PodInitContainerStatusesAnnotationKey] = string(value)
out.Annotations[PodInitContainerStatusesBetaAnnotationKey] = string(value)
}
// We need to reset certain fields for mirror pods from pre-v1.1 kubelet
@@ -627,6 +638,11 @@ func Convert_v1_Pod_To_api_Pod(in *Pod, out *api.Pod, s conversion.Scope) error
// back to the caller.
in.Spec.InitContainers = values
}
// If there is a beta annotation, copy to alpha key.
// See commit log for PR #31026 for why we do this.
if valueBeta, okBeta := in.Annotations[PodInitContainerStatusesBetaAnnotationKey]; okBeta {
in.Annotations[PodInitContainerStatusesAnnotationKey] = valueBeta
}
if value, ok := in.Annotations[PodInitContainerStatusesAnnotationKey]; ok {
var values []ContainerStatus
if err := json.Unmarshal([]byte(value), &values); err != nil {
@@ -653,6 +669,7 @@ func Convert_v1_Pod_To_api_Pod(in *Pod, out *api.Pod, s conversion.Scope) error
delete(out.Annotations, PodInitContainersAnnotationKey)
delete(out.Annotations, PodInitContainersBetaAnnotationKey)
delete(out.Annotations, PodInitContainerStatusesAnnotationKey)
delete(out.Annotations, PodInitContainerStatusesBetaAnnotationKey)
}
return nil
}