package network import ( "golang.org/x/net/context" "github.com/docker/docker/api/types/network" "github.com/docker/docker/cli" "github.com/docker/docker/cli/command" "github.com/docker/docker/opts" "github.com/spf13/cobra" ) type connectOptions struct { network string container string ipaddress string ipv6address string links opts.ListOpts aliases []string linklocalips []string } func newConnectCommand(dockerCli *command.DockerCli) *cobra.Command { opts := connectOptions{ links: opts.NewListOpts(opts.ValidateLink), } cmd := &cobra.Command{ Use: "connect [OPTIONS] NETWORK CONTAINER", Short: "Connect a container to a network", Args: cli.ExactArgs(2), RunE: func(cmd *cobra.Command, args []string) error { opts.network = args[0] opts.container = args[1] return runConnect(dockerCli, opts) }, } flags := cmd.Flags() flags.StringVar(&opts.ipaddress, "ip", "", "IPv4 address (e.g., 172.30.100.104)") flags.StringVar(&opts.ipv6address, "ip6", "", "IPv6 address (e.g., 2001:db8::33)") flags.Var(&opts.links, "link", "Add link to another container") flags.StringSliceVar(&opts.aliases, "alias", []string{}, "Add network-scoped alias for the container") flags.StringSliceVar(&opts.linklocalips, "link-local-ip", []string{}, "Add a link-local address for the container") return cmd } func runConnect(dockerCli *command.DockerCli, opts connectOptions) error { client := dockerCli.Client() epConfig := &network.EndpointSettings{ IPAMConfig: &network.EndpointIPAMConfig{ IPv4Address: opts.ipaddress, IPv6Address: opts.ipv6address, LinkLocalIPs: opts.linklocalips, }, Links: opts.links.GetAll(), Aliases: opts.aliases, } return client.NetworkConnect(context.Background(), opts.network, opts.container, epConfig) }