spiegel_podman/cmd/podman/networks/update.go
Aditya R 882cd17f83
network: add support for podman network update and --network-dns-server
* Add support for `podman network update <>`

```console
network update

Description:
  update networks for containers and pods

Usage:
  podman network update [options] NAME

Examples:
  podman network update podman1

Options:
      --dns-add stringArray      add network level nameservers
      --dns-drop stringArray   remove network level nameservers
```

* Add support for `--network-dns-server` to `podman network create`

Extends podman to support recently added features in `netavark` and
`aardvark-dns`

* https://github.com/containers/netavark/pull/497
* https://github.com/containers/aardvark-dns/pull/252
* https://github.com/containers/netavark/pull/503

[NO NEW TESTS NEEDED]
[NO TESTS NEEDED]

Signed-off-by: Aditya R <arajan@redhat.com>
2023-01-12 20:19:14 +05:30

57 lines
1.7 KiB
Go

package network
import (
"fmt"
"github.com/containers/common/pkg/completion"
"github.com/containers/podman/v4/cmd/podman/common"
"github.com/containers/podman/v4/cmd/podman/registry"
"github.com/containers/podman/v4/pkg/domain/entities"
"github.com/spf13/cobra"
)
var (
networkUpdateDescription = `Update an existing podman network`
networkUpdateCommand = &cobra.Command{
Use: "update [options] NETWORK",
Short: "update an existing podman network",
Long: networkUpdateDescription,
RunE: networkUpdate,
Args: cobra.ExactArgs(1),
ValidArgsFunction: common.AutocompleteNetworks,
Example: `podman network update podman1`,
}
)
var (
networkUpdateOptions entities.NetworkUpdateOptions
)
func networkUpdateFlags(cmd *cobra.Command) {
flags := cmd.Flags()
addDNSServerFlagName := "dns-add"
flags.StringArrayVar(&networkUpdateOptions.AddDNSServers, addDNSServerFlagName, nil, "add network level nameservers")
removeDNSServerFlagName := "dns-drop"
flags.StringArrayVar(&networkUpdateOptions.RemoveDNSServers, removeDNSServerFlagName, nil, "remove network level nameservers")
_ = cmd.RegisterFlagCompletionFunc(addDNSServerFlagName, completion.AutocompleteNone)
_ = cmd.RegisterFlagCompletionFunc(removeDNSServerFlagName, completion.AutocompleteNone)
}
func init() {
registry.Commands = append(registry.Commands, registry.CliCommand{
Command: networkUpdateCommand,
Parent: networkCmd,
})
networkUpdateFlags(networkUpdateCommand)
}
func networkUpdate(cmd *cobra.Command, args []string) error {
name := args[0]
err := registry.ContainerEngine().NetworkUpdate(registry.Context(), name, networkUpdateOptions)
if err != nil {
return err
}
fmt.Println(name)
return nil
}