【修改】k8s 配置

apps/devops/services/k8s/pods/fieldpath.go

@@ -0,0 +1,41 @@
+package pods
+
+import (
+	"fmt"
+	"strings"
+
+	"k8s.io/apimachinery/pkg/api/meta"
+)
+
+// FormatMap formats map[string]string to a string.
+func FormatMap(m map[string]string) (fmtStr string) {
+	for key, value := range m {
+		fmtStr += fmt.Sprintf("%v=%q\n", key, value)
+	}
+	fmtStr = strings.TrimSuffix(fmtStr, "\n")
+
+	return
+}
+
+// ExtractFieldPathAsString extracts the field from the given object
+// and returns it as a string.  The object must be a pointer to an
+// API type.
+func ExtractFieldPathAsString(obj interface{}, fieldPath string) (string, error) {
+	accessor, err := meta.Accessor(obj)
+	if err != nil {
+		return "", nil
+	}
+
+	switch fieldPath {
+	case "metadata.annotations":
+		return FormatMap(accessor.GetAnnotations()), nil
+	case "metadata.labels":
+		return FormatMap(accessor.GetLabels()), nil
+	case "metadata.name":
+		return accessor.GetName(), nil
+	case "metadata.namespace":
+		return accessor.GetNamespace(), nil
+	}
+
+	return "", fmt.Errorf("unsupported fieldPath: %v", fieldPath)
+}