Golang ParseGroupFilter示例

示例#1

文件： server.go 项目： houbl/docker

func lookupGidByName(nameOrGid string) (int, error) {
	groups, err := user.ParseGroupFilter(func(g *user.Group) bool {
		return g.Name == nameOrGid || strconv.Itoa(g.Gid) == nameOrGid
	})
	if err != nil {
		return -1, err
	}
	if groups != nil && len(groups) > 0 {
		return groups[0].Gid, nil
	}
	return -1, fmt.Errorf("Group %s not found", nameOrGid)
}

示例#2

文件： unix_socket.go 项目： TencentSA/docker-1.3

func lookupGidByName(nameOrGid string) (int, error) {
	/*groupFile, err := user.GetGroupPath()
	if err != nil {
		return -1, err
	}*/
	groups, err := user.ParseGroupFilter(func(g *user.Group) bool {
		return g.Name == nameOrGid || strconv.Itoa(g.Gid) == nameOrGid
	})
	if err != nil {
		return -1, err
	}
	if groups != nil && len(groups) > 0 {
		return groups[0].Gid, nil
	}
	gid, err := strconv.Atoi(nameOrGid)
	if err == nil {
		logrus.Warnf("Could not find GID %d", gid)
		return gid, nil
	}
	return -1, fmt.Errorf("Group %s not found", nameOrGid)
}