43 lines
1.2 KiB
Go
43 lines
1.2 KiB
Go
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package cli
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import (
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"fmt"
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"os"
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"path/filepath"
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"k8s.io/apimachinery/pkg/runtime/schema"
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"k8s.io/client-go/dynamic"
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"k8s.io/client-go/tools/clientcmd"
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)
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// queueGVR identifies the Queue CRD (kmsvc.io/v1, plural "queues") that the
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// queue-operator reconciles -- the declarative source of truth for queues,
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// not something management-service's gRPC API manages (design.md §2a).
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var queueGVR = schema.GroupVersionResource{Group: "kmsvc.io", Version: "v1", Resource: "queues"}
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// newDynamicClient builds a k8s dynamic client from the default kubeconfig
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// (KUBECONFIG env var, falling back to ~/.kube/config), the same resolution
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// kubectl itself uses.
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func newDynamicClient() (dynamic.Interface, error) {
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path, err := kubeconfigPath()
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if err != nil {
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return nil, err
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}
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cfg, err := clientcmd.BuildConfigFromFlags("", path)
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if err != nil {
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return nil, fmt.Errorf("load kubeconfig %s: %w", path, err)
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}
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return dynamic.NewForConfig(cfg)
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}
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func kubeconfigPath() (string, error) {
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if v := os.Getenv("KUBECONFIG"); v != "" {
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return v, nil
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}
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home, err := os.UserHomeDir()
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if err != nil {
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return "", err
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}
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return filepath.Join(home, ".kube", "config"), nil
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}
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