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65 lines
2.3 KiB
65 lines
2.3 KiB
5 years ago
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/*
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Copyright The Helm 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 rules // import "helm.sh/helm/v3/pkg/lint/rules"
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import "fmt"
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// deprecatedAPIs lists APIs that are deprecated (left) with suggested alternatives (right).
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//
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// An empty rvalue indicates that the API is completely deprecated.
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var deprecatedAPIs = map[string]string{
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"extensions/v1 Deployment": "apps/v1 Deployment",
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"extensions/v1 DaemonSet": "apps/v1 DaemonSet",
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"extensions/v1 ReplicaSet": "apps/v1 ReplicaSet",
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"extensions/v1beta1 PodSecurityPolicy": "policy/v1beta1 PodSecurityPolicy",
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"extensions/v1beta1 NetworkPolicy": "networking.k8s.io/v1beta1 NetworkPolicy",
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"extensions/v1beta1 Ingress": "networking.k8s.io/v1beta1 Ingress",
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"apps/v1beta1 Deployment": "apps/v1 Deployment",
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"apps/v1beta1 StatefulSet": "apps/v1 StatefulSet",
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"apps/v1beta1 DaemonSet": "apps/v1 DaemonSet",
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"apps/v1beta1 ReplicaSet": "apps/v1 ReplicaSet",
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"apps/v1beta2 Deployment": "apps/v1 Deployment",
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"apps/v1beta2 StatefulSet": "apps/v1 StatefulSet",
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"apps/v1beta2 DaemonSet": "apps/v1 DaemonSet",
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"apps/v1beta2 ReplicaSet": "apps/v1 ReplicaSet",
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}
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// deprecatedAPIError indicates than an API is deprecated in Kubernetes
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type deprecatedAPIError struct {
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Deprecated string
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Alternative string
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}
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func (e deprecatedAPIError) Error() string {
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msg := fmt.Sprintf("the kind %q is deprecated", e.Deprecated)
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if e.Alternative != "" {
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msg += fmt.Sprintf(" in favor of %q", e.Alternative)
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}
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return msg
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}
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func validateNoDeprecations(resource *K8sYamlStruct) error {
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gvk := fmt.Sprintf("%s %s", resource.APIVersion, resource.Kind)
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if alt, ok := deprecatedAPIs[gvk]; ok {
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return deprecatedAPIError{
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Deprecated: gvk,
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Alternative: alt,
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}
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}
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return nil
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}
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