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65 lines
1.7 KiB
Go
65 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/client"
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"github.com/docker/docker/cli"
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"github.com/docker/engine-api/types/swarm"
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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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manager bool
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secret string
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CACertHash string
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}
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func newJoinCommand(dockerCli *client.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")
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flags.BoolVar(&opts.manager, "manager", false, "Try joining as a manager.")
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flags.StringVar(&opts.secret, flagSecret, "", "Secret for node acceptance")
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flags.StringVar(&opts.CACertHash, "ca-hash", "", "Hash of the Root Certificate Authority certificate used for trusted join")
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return cmd
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}
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func runJoin(dockerCli *client.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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Manager: opts.manager,
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Secret: opts.secret,
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ListenAddr: opts.listenAddr.String(),
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RemoteAddrs: []string{opts.remote},
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CACertHash: opts.CACertHash,
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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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if opts.manager {
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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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