mirror of https://github.com/docker/cli.git
70 lines
1.7 KiB
Go
70 lines
1.7 KiB
Go
package swarm
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import (
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"fmt"
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"github.com/docker/docker/api/types/swarm"
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"github.com/docker/docker/cli"
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"github.com/docker/docker/cli/command"
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"github.com/spf13/cobra"
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"golang.org/x/net/context"
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)
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type joinOptions struct {
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remote string
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listenAddr NodeAddrOption
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// Not a NodeAddrOption because it has no default port.
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advertiseAddr string
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token string
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}
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func newJoinCommand(dockerCli *command.DockerCli) *cobra.Command {
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opts := joinOptions{
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listenAddr: NewListenAddrOption(),
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}
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cmd := &cobra.Command{
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Use: "join [OPTIONS] HOST:PORT",
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Short: "Join a swarm as a node and/or manager",
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Args: cli.ExactArgs(1),
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RunE: func(cmd *cobra.Command, args []string) error {
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opts.remote = args[0]
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return runJoin(dockerCli, opts)
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},
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}
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flags := cmd.Flags()
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flags.Var(&opts.listenAddr, flagListenAddr, "Listen address (format: <ip|interface>[:port])")
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flags.StringVar(&opts.advertiseAddr, flagAdvertiseAddr, "", "Advertised address (format: <ip|interface>[:port])")
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flags.StringVar(&opts.token, flagToken, "", "Token for entry into the swarm")
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return cmd
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}
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func runJoin(dockerCli *command.DockerCli, opts joinOptions) error {
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client := dockerCli.Client()
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ctx := context.Background()
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req := swarm.JoinRequest{
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JoinToken: opts.token,
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ListenAddr: opts.listenAddr.String(),
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AdvertiseAddr: opts.advertiseAddr,
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RemoteAddrs: []string{opts.remote},
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}
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err := client.SwarmJoin(ctx, req)
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if err != nil {
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return err
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}
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info, err := client.Info(ctx)
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if err != nil {
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return err
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}
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if info.Swarm.ControlAvailable {
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fmt.Fprintln(dockerCli.Out(), "This node joined a swarm as a manager.")
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} else {
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fmt.Fprintln(dockerCli.Out(), "This node joined a swarm as a worker.")
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}
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return nil
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}
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