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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| 
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| import (
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| 	"fmt"
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| 	"strings"
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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| 	patchJSON := []byte(fmt.Sprintf("[%s]", strings.Join(ops, ",")))
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| 
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| 	return applyPatch(in, patchJSON)
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| }
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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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| 
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| 	return nil
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| }
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