mirror of https://github.com/linkerd/linkerd2.git
62 lines
1.6 KiB
Go
62 lines
1.6 KiB
Go
package testutil
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import (
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"fmt"
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"strings"
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jsonpatch "github.com/evanphx/json-patch"
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"github.com/linkerd/linkerd2/pkg/k8s"
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v1 "k8s.io/api/core/v1"
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"sigs.k8s.io/yaml"
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)
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func applyPatch(in string, patchJSON []byte) (string, error) {
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patch, err := jsonpatch.DecodePatch(patchJSON)
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if err != nil {
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return "", err
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}
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json, err := yaml.YAMLToJSON([]byte(in))
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if err != nil {
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return "", err
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}
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patched, err := patch.Apply(json)
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if err != nil {
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return "", err
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}
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return string(patched), nil
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}
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// PatchDeploy patches a manifest by applying annotations
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func PatchDeploy(in string, name string, annotations map[string]string) (string, error) {
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ops := []string{
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fmt.Sprintf(`{"op": "replace", "path": "/metadata/name", "value": "%s"}`, name),
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fmt.Sprintf(`{"op": "replace", "path": "/spec/selector/matchLabels/app", "value": "%s"}`, name),
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fmt.Sprintf(`{"op": "replace", "path": "/spec/template/metadata/labels/app", "value": "%s"}`, name),
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}
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if len(annotations) > 0 {
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ops = append(ops, `{"op": "add", "path": "/spec/template/metadata/annotations", "value": {}}`)
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for k, v := range annotations {
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ops = append(ops,
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fmt.Sprintf(`{"op": "add", "path": "/spec/template/metadata/annotations/%s", "value": "%s"}`, strings.Replace(k, "/", "~1", -1), v),
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)
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}
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}
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patchJSON := []byte(fmt.Sprintf("[%s]", strings.Join(ops, ",")))
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return applyPatch(in, patchJSON)
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}
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// GetProxyContainer get the proxy containers
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func GetProxyContainer(containers []v1.Container) *v1.Container {
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for _, c := range containers {
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container := c
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if container.Name == k8s.ProxyContainerName {
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return &container
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}
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}
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return nil
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}
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