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fix: ignore metallb admission (#400)
* fix: ignore metallb admission Set the metallb admission controller to ignore. Our IPAddressPools and L2Advertisements are static and work. The admission controller has a habit of not coming online and blocking the deploy. Ignoring its failures avoids this. Add a kustomize utility and refactor the metallb deploy to use it. * chore: fix kustomization fields Co-authored-by: Patryk Małek <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,58 @@ | ||
| package kubectl | ||
|
|
||
| import ( | ||
| "bytes" | ||
| "fmt" | ||
| "io" | ||
| "os" | ||
| "path/filepath" | ||
|
|
||
| "github.com/ghodss/yaml" | ||
| "sigs.k8s.io/kustomize/api/krusty" | ||
| "sigs.k8s.io/kustomize/api/types" | ||
| "sigs.k8s.io/kustomize/kyaml/filesys" | ||
| ) | ||
|
|
||
| // GetKustomizedManifest takes a kustomization and any number of manifest readers. It adds the manifests to the | ||
| // kustomization's resources and returns a reader with the rendered kustomization. | ||
| func GetKustomizedManifest(kustomization types.Kustomization, manifests ...io.Reader) (io.Reader, error) { | ||
| workDir, err := os.MkdirTemp("", "ktf.") | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| defer os.RemoveAll(workDir) | ||
| for i, manifest := range manifests { | ||
| orig, err := io.ReadAll(manifest) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| err = os.WriteFile(filepath.Join(workDir, fmt.Sprintf("resource_%d.yaml", i)), orig, 0o600) //nolint:gomnd | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| kustomization.Resources = append(kustomization.Resources, fmt.Sprintf("resource_%d.yaml", i)) | ||
| } | ||
| marshalled, err := yaml.Marshal(kustomization) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| err = os.WriteFile(filepath.Join(workDir, "kustomization.yaml"), marshalled, 0o600) //nolint:gomnd | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| kustomized, err := runKustomize(workDir) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| return bytes.NewReader(kustomized), nil | ||
| } | ||
|
|
||
| // runKustomize runs kustomize on a path and returns the YAML output. | ||
| func runKustomize(path string) ([]byte, error) { | ||
| k := krusty.MakeKustomizer(krusty.MakeDefaultOptions()) | ||
| m, err := k.Run(filesys.MakeFsOnDisk(), path) | ||
| if err != nil { | ||
| return []byte{}, err | ||
| } | ||
| return m.AsYaml() | ||
| } |