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package network
import (
"errors"
"fmt"
"os"
"text/tabwriter"
"github.com/docker/swarmkit/api"
"github.com/docker/swarmkit/cmd/swarmctl/common"
"github.com/spf13/cobra"
)
var (
listCmd = &cobra.Command{
Use: "ls",
Short: "List networks",
RunE: func(cmd *cobra.Command, args []string) error {
if len(args) != 0 {
return errors.New("ls command takes no arguments")
}
flags := cmd.Flags()
quiet, err := flags.GetBool("quiet")
if err != nil {
return err
}
c, err := common.Dial(cmd)
if err != nil {
return err
}
r, err := c.ListNetworks(common.Context(cmd), &api.ListNetworksRequest{})
if err != nil {
return err
}
var output func(*api.Network)
if !quiet {
w := tabwriter.NewWriter(os.Stdout, 0, 4, 2, ' ', 0)
defer func() {
// Ignore flushing errors - there's nothing we can do.
_ = w.Flush()
}()
common.PrintHeader(w, "ID", "Name", "Driver")
output = func(n *api.Network) {
spec := n.Spec
fmt.Fprintf(w, "%s\t%s\t%s\n",
n.ID,
spec.Annotations.Name,
n.DriverState.Name,
)
}
} else {
output = func(n *api.Network) { fmt.Println(n.ID) }
}
for _, j := range r.Networks {
output(j)
}
return nil
},
}
)
func init() {
listCmd.Flags().BoolP("quiet", "q", false, "Only display IDs")
}
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