github.com/flavio/docker@v0.1.3-0.20170117145210-f63d1a6eec47/cli/command/network/connect.go (about)

     1  package network
     2  
     3  import (
     4  	"golang.org/x/net/context"
     5  
     6  	"github.com/docker/docker/api/types/network"
     7  	"github.com/docker/docker/cli"
     8  	"github.com/docker/docker/cli/command"
     9  	"github.com/docker/docker/opts"
    10  	"github.com/spf13/cobra"
    11  )
    12  
    13  type connectOptions struct {
    14  	network      string
    15  	container    string
    16  	ipaddress    string
    17  	ipv6address  string
    18  	links        opts.ListOpts
    19  	aliases      []string
    20  	linklocalips []string
    21  }
    22  
    23  func newConnectCommand(dockerCli *command.DockerCli) *cobra.Command {
    24  	opts := connectOptions{
    25  		links: opts.NewListOpts(opts.ValidateLink),
    26  	}
    27  
    28  	cmd := &cobra.Command{
    29  		Use:   "connect [OPTIONS] NETWORK CONTAINER",
    30  		Short: "Connect a container to a network",
    31  		Args:  cli.ExactArgs(2),
    32  		RunE: func(cmd *cobra.Command, args []string) error {
    33  			opts.network = args[0]
    34  			opts.container = args[1]
    35  			return runConnect(dockerCli, opts)
    36  		},
    37  	}
    38  
    39  	flags := cmd.Flags()
    40  	flags.StringVar(&opts.ipaddress, "ip", "", "IPv4 address (e.g., 172.30.100.104)")
    41  	flags.StringVar(&opts.ipv6address, "ip6", "", "IPv6 address (e.g., 2001:db8::33)")
    42  	flags.Var(&opts.links, "link", "Add link to another container")
    43  	flags.StringSliceVar(&opts.aliases, "alias", []string{}, "Add network-scoped alias for the container")
    44  	flags.StringSliceVar(&opts.linklocalips, "link-local-ip", []string{}, "Add a link-local address for the container")
    45  
    46  	return cmd
    47  }
    48  
    49  func runConnect(dockerCli *command.DockerCli, opts connectOptions) error {
    50  	client := dockerCli.Client()
    51  
    52  	epConfig := &network.EndpointSettings{
    53  		IPAMConfig: &network.EndpointIPAMConfig{
    54  			IPv4Address:  opts.ipaddress,
    55  			IPv6Address:  opts.ipv6address,
    56  			LinkLocalIPs: opts.linklocalips,
    57  		},
    58  		Links:   opts.links.GetAll(),
    59  		Aliases: opts.aliases,
    60  	}
    61  
    62  	return client.NetworkConnect(context.Background(), opts.network, opts.container, epConfig)
    63  }