mirror of https://github.com/docker/cli.git
86 lines
2.4 KiB
Go
86 lines
2.4 KiB
Go
package network
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import (
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"context"
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"fmt"
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"strings"
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"github.com/docker/cli/cli"
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"github.com/docker/cli/cli/command"
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"github.com/docker/cli/opts"
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"github.com/docker/docker/api/types/network"
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"github.com/spf13/cobra"
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)
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type connectOptions struct {
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network string
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container string
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ipaddress string
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ipv6address string
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links opts.ListOpts
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aliases []string
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linklocalips []string
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driverOpts []string
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}
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func newConnectCommand(dockerCli command.Cli) *cobra.Command {
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options := connectOptions{
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links: opts.NewListOpts(opts.ValidateLink),
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}
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cmd := &cobra.Command{
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Use: "connect [OPTIONS] NETWORK CONTAINER",
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Short: "Connect a container to a network",
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Args: cli.ExactArgs(2),
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RunE: func(cmd *cobra.Command, args []string) error {
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options.network = args[0]
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options.container = args[1]
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return runConnect(dockerCli, options)
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},
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}
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flags := cmd.Flags()
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flags.StringVar(&options.ipaddress, "ip", "", "IPv4 address (e.g., 172.30.100.104)")
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flags.StringVar(&options.ipv6address, "ip6", "", "IPv6 address (e.g., 2001:db8::33)")
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flags.Var(&options.links, "link", "Add link to another container")
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flags.StringSliceVar(&options.aliases, "alias", []string{}, "Add network-scoped alias for the container")
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flags.StringSliceVar(&options.linklocalips, "link-local-ip", []string{}, "Add a link-local address for the container")
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flags.StringSliceVar(&options.driverOpts, "driver-opt", []string{}, "driver options for the network")
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return cmd
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}
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func runConnect(dockerCli command.Cli, options connectOptions) error {
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client := dockerCli.Client()
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driverOpts, err := convertDriverOpt(options.driverOpts)
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if err != nil {
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return err
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}
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epConfig := &network.EndpointSettings{
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IPAMConfig: &network.EndpointIPAMConfig{
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IPv4Address: options.ipaddress,
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IPv6Address: options.ipv6address,
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LinkLocalIPs: options.linklocalips,
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},
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Links: options.links.GetAll(),
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Aliases: options.aliases,
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DriverOpts: driverOpts,
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}
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return client.NetworkConnect(context.Background(), options.network, options.container, epConfig)
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}
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func convertDriverOpt(opts []string) (map[string]string, error) {
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driverOpt := make(map[string]string)
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for _, opt := range opts {
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parts := strings.SplitN(opt, "=", 2)
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if len(parts) != 2 {
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return nil, fmt.Errorf("invalid key/value pair format in driver options")
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}
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key := strings.TrimSpace(parts[0])
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value := strings.TrimSpace(parts[1])
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driverOpt[key] = value
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}
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return driverOpt, nil
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}
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