Docker Swarm 源码分析 commands.go

Question

定义支持的命令和参数格式。目前支持四个命令：

• create：创建一个集群；
• list：列出一个集群中的节点；
• manage：管理集群；
• join：加入一个集群。

var (
  commands = []cli.Command{
    {
      Name:    "create",
      ShortName: "c",
      Usage:   "Create a cluster",
      Action:  create,
    },
    {
      Name:    "list",
      ShortName: "l",
      Usage:   "List nodes in a cluster",
      Flags:   []cli.Flag{flTimeout},
      Action:  list,
    },
    {
      Name:    "manage",
      ShortName: "m",
      Usage:   "Manage a docker cluster",
      Flags: []cli.Flag{
        flStore,
        flStrategy, flFilter,
        flHosts,
        flLeaderElection, flManageAdvertise,
        flTLS, flTLSCaCert, flTLSCert, flTLSKey, flTLSVerify,
        flHeartBeat,
        flEnableCors,
        flCluster, flClusterOpt},
      Action: manage,
    },
    {
      Name:    "join",
      ShortName: "j",
      Usage:   "join a docker cluster",
      Flags:   []cli.Flag{flJoinAdvertise, flHeartBeat, flTTL},
      Action:  join,
    },
  }
)