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feat: impl mutator using KRM KCL spec.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
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@@ -28,3 +28,4 @@ go.work | |
| /vendor | ||
| .tools | ||
| .gopath | ||
| .DS_store | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,55 @@ | ||
| package main | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "html" | ||
| "io" | ||
| "log" | ||
| "net/http" | ||
| "time" | ||
|
|
||
| m "kcl-lang.io/kcl-operator/pkg/mutation" | ||
| ) | ||
|
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||
| func handleRoot(w http.ResponseWriter, r *http.Request) { | ||
| fmt.Fprintf(w, "hello %q", html.EscapeString(r.URL.Path)) | ||
| } | ||
|
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| func handleMutate(w http.ResponseWriter, r *http.Request) { | ||
| // read the body / request | ||
| body, err := io.ReadAll(r.Body) | ||
| defer r.Body.Close() | ||
| if err != nil { | ||
| log.Println(err) | ||
| w.WriteHeader(http.StatusInternalServerError) | ||
| fmt.Fprintf(w, "%s", err) | ||
| } | ||
|
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| // mutate the request | ||
| mutator := &m.Mutator{} | ||
| mutated, err := mutator.Mutate(body, true) | ||
| if err != nil { | ||
| log.Println(err) | ||
| w.WriteHeader(http.StatusInternalServerError) | ||
| fmt.Fprintf(w, "%s", err) | ||
| } | ||
|
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| // and write it back | ||
| w.WriteHeader(http.StatusOK) | ||
| w.Write(mutated) | ||
| } | ||
|
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| func main() { | ||
| mux := http.NewServeMux() | ||
| mux.HandleFunc("/", handleRoot) | ||
| mux.HandleFunc("/mutate", handleMutate) | ||
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| s := &http.Server{ | ||
| Addr: ":8443", | ||
| Handler: mux, | ||
| ReadTimeout: 10 * time.Second, | ||
| WriteTimeout: 10 * time.Second, | ||
| MaxHeaderBytes: 1 << 20, // 1048576 | ||
| } | ||
| log.Fatal(s.ListenAndServeTLS("./ssl/mutateme.pem", "./ssl/mutateme.key")) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
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@@ -19,10 +19,11 @@ package controllers | |
| import ( | ||
| "context" | ||
|
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| "k8s.io/apimachinery/pkg/api/errors" | ||
| "k8s.io/apimachinery/pkg/runtime" | ||
| ctrl "sigs.k8s.io/controller-runtime" | ||
| "sigs.k8s.io/controller-runtime/pkg/client" | ||
| "sigs.k8s.io/controller-runtime/pkg/log" | ||
| "sigs.k8s.io/controller-runtime/pkg/controller" | ||
|
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| krmkcldevv1alpha1 "kcl-lang.io/kcl-operator/api/kclrun/v1alpha1" | ||
| ) | ||
|
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@@ -47,16 +48,30 @@ type KCLRunReconciler struct { | |
| // For more details, check Reconcile and its Result here: | ||
| // - https://pkg.go.dev/sigs.k8s.io/[email protected]/pkg/reconcile | ||
| func (r *KCLRunReconciler) Reconcile(ctx context.Context, req ctrl.Request) (ctrl.Result, error) { | ||
| _ = log.FromContext(ctx) | ||
|
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| // TODO(user): your logic here | ||
|
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| log := ctrl.Log.WithValues("kclrun", req.NamespacedName) | ||
| log.Info("KCLRun resource has changed.") | ||
| latest := &krmkcldevv1alpha1.KCLRun{} | ||
| err := r.Get(ctx, req.NamespacedName, latest) | ||
| if err != nil { | ||
| if errors.IsNotFound(err) { | ||
| log.Info("KCLRun resource not found. Ignoring since object must be deleted") | ||
| return ctrl.Result{}, nil | ||
| } | ||
| log.Error(err, "Failed to get KCLRun") | ||
| return ctrl.Result{}, err | ||
| } | ||
| err = r.Status().Update(ctx, latest) | ||
| if err != nil { | ||
| log.Error(err, "Failed to update KCLRun status") | ||
| return ctrl.Result{}, err | ||
| } | ||
| return ctrl.Result{}, nil | ||
| } | ||
|
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| // SetupWithManager sets up the controller with the Manager. | ||
| func (r *KCLRunReconciler) SetupWithManager(mgr ctrl.Manager) error { | ||
| return ctrl.NewControllerManagedBy(mgr). | ||
| For(&krmkcldevv1alpha1.KCLRun{}). | ||
| WithOptions(controller.Options{MaxConcurrentReconciles: 2}). | ||
| Complete(r) | ||
| } | ||
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