Function readString

cmd/containerd/server/server.go:417–440

(properties map[string]any, key ...string)

}

func readString(properties map[string]any, key ...string) string {
	for i, k := range key {
		v, ok := properties[k]
		if !ok {
			return ""
		}
		if i < len(key)-1 {
			properties, ok = v.(map[string]any)
			if !ok {
				return ""
			}
			continue
		}
		switch v := v.(type) {
		case string:
			return v
		case fmt.Stringer:
			return v.String()
		case []byte:
			return string(v)
		}
	}
	return ""
}