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Print warning for Helm resources using unsupported hooks #1460

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Feb 3, 2021
Merged

Print warning for Helm resources using unsupported hooks #1460

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Print warning for Helm resources using unsupported hooks
lblackstone Feb 3, 2021
e4def6e
Merge branch 'master' into lblackstone/hook-warning
lblackstone Feb 3, 2021
e53881d
Merge branch 'master' into lblackstone/hook-warning
lblackstone Feb 3, 2021
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lblackstone Feb 3, 2021
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lblackstone Feb 3, 2021
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1 change: 1 addition & 0 deletions CHANGELOG.md
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@

- [Go SDK] Fix bug with v1/List in YAML parsing (https://github.com/pulumi/pulumi-kubernetes/pull/1457)
- Fix bug rendering Helm v3 resources that include hooks (https://github.com/pulumi/pulumi-kubernetes/pull/1459)
- Print warning for Helm resources using unsupported hooks (https://github.com/pulumi/pulumi-kubernetes/pull/1460)

## 2.7.8 (January 27, 2021)

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7 changes: 7 additions & 0 deletions provider/pkg/metadata/annotations.go
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Expand Up @@ -31,6 +31,8 @@ const (
AnnotationSkipAwait = AnnotationPrefix + "skipAwait"
AnnotationTimeoutSeconds = AnnotationPrefix + "timeoutSeconds"
AnnotationInitialAPIVersion = AnnotationPrefix + "initialApiVersion"

AnnotationHelmHook = "helm.sh/hook"
)

// Annotations for internal Pulumi use only.
Expand All @@ -47,6 +49,11 @@ func IsInternalAnnotation(key string) bool {
return false
}

// IsHelmHookAnnotation returns true if the specified annotation has the `helm.sh/hook` prefix, false otherwise.
func IsHelmHookAnnotation(key string) bool {
return strings.HasPrefix(key, AnnotationHelmHook)
}

// SetAnnotation sets the specified key, value annotation on the provided Unstructured object.
// TODO(levi): This won't work for Pulumi-computed values. https://github.com/pulumi/pulumi-kubernetes/issues/826
func SetAnnotation(obj *unstructured.Unstructured, key, value string) {
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14 changes: 13 additions & 1 deletion provider/pkg/provider/provider.go
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Expand Up @@ -1034,12 +1034,24 @@ func (k *kubeProvider) Check(ctx context.Context, req *pulumirpc.CheckRequest) (

var failures []*pulumirpc.CheckFailure

// If annotations with a reserved internal prefix exist, ignore them.
hasHelmHook := false
for key := range newInputs.GetAnnotations() {
// If annotations with a reserved internal prefix exist, ignore them.
if metadata.IsInternalAnnotation(key) {
_ = k.host.Log(ctx, diag.Warning, urn,
fmt.Sprintf("ignoring user-specified value for internal annotation %q", key))
}

// If the Helm hook annotation is found, set the hasHelmHook flag.
if has := metadata.IsHelmHookAnnotation(key); has {
hasHelmHook = hasHelmHook || has
}
}
if hasHelmHook {
_ = k.host.Log(ctx, diag.Warning, urn,
"This resource contains Helm hooks that are not currently supported by Pulumi. The resource will"+
"be created, but any hooks will not be executed. Hooks support is tracked at "+
"https://github.com/pulumi/pulumi-kubernetes/issues/555")
}

annotatedInputs, err := legacyInitialAPIVersion(oldInputs, newInputs)
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