github.com/containerd/nerdctl@v1.7.7/cmd/nerdctl/compose_rm.go (about)

     1  /*
     2     Copyright The containerd Authors.
     3  
     4     Licensed under the Apache License, Version 2.0 (the "License");
     5     you may not use this file except in compliance with the License.
     6     You may obtain a copy of the License at
     7  
     8         http://www.apache.org/licenses/LICENSE-2.0
     9  
    10     Unless required by applicable law or agreed to in writing, software
    11     distributed under the License is distributed on an "AS IS" BASIS,
    12     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13     See the License for the specific language governing permissions and
    14     limitations under the License.
    15  */
    16  
    17  package main
    18  
    19  import (
    20  	"fmt"
    21  	"strings"
    22  
    23  	"github.com/containerd/nerdctl/pkg/clientutil"
    24  	"github.com/containerd/nerdctl/pkg/cmd/compose"
    25  	"github.com/containerd/nerdctl/pkg/composer"
    26  	"github.com/spf13/cobra"
    27  )
    28  
    29  func newComposeRemoveCommand() *cobra.Command {
    30  	var composeRemoveCommand = &cobra.Command{
    31  		Use:           "rm [flags] [SERVICE...]",
    32  		Short:         "Remove stopped service containers",
    33  		RunE:          composeRemoveAction,
    34  		SilenceUsage:  true,
    35  		SilenceErrors: true,
    36  	}
    37  	composeRemoveCommand.Flags().BoolP("force", "f", false, "Do not prompt for confirmation")
    38  	composeRemoveCommand.Flags().BoolP("stop", "s", false, "Stop containers before removing")
    39  	composeRemoveCommand.Flags().BoolP("volumes", "v", false, "Remove anonymous volumes associated with containers")
    40  	return composeRemoveCommand
    41  }
    42  
    43  func composeRemoveAction(cmd *cobra.Command, args []string) error {
    44  	globalOptions, err := processRootCmdFlags(cmd)
    45  	if err != nil {
    46  		return err
    47  	}
    48  	force, err := cmd.Flags().GetBool("force")
    49  	if err != nil {
    50  		return err
    51  	}
    52  	if !force {
    53  		var confirm string
    54  		services := "all"
    55  		if len(args) != 0 {
    56  			services = strings.Join(args, ",")
    57  		}
    58  		msg := fmt.Sprintf("This will remove all stopped containers from services: %s.", services)
    59  		msg += "\nAre you sure you want to continue? [y/N] "
    60  		fmt.Fprintf(cmd.OutOrStdout(), "WARNING! %s", msg)
    61  		fmt.Fscanf(cmd.InOrStdin(), "%s", &confirm)
    62  
    63  		if strings.ToLower(confirm) != "y" {
    64  			return nil
    65  		}
    66  	}
    67  
    68  	stop, err := cmd.Flags().GetBool("stop")
    69  	if err != nil {
    70  		return err
    71  	}
    72  	volumes, err := cmd.Flags().GetBool("volumes")
    73  	if err != nil {
    74  		return err
    75  	}
    76  
    77  	client, ctx, cancel, err := clientutil.NewClient(cmd.Context(), globalOptions.Namespace, globalOptions.Address)
    78  	if err != nil {
    79  		return err
    80  	}
    81  	defer cancel()
    82  	options, err := getComposeOptions(cmd, globalOptions.DebugFull, globalOptions.Experimental)
    83  	if err != nil {
    84  		return err
    85  	}
    86  	c, err := compose.New(client, globalOptions, options, cmd.OutOrStdout(), cmd.ErrOrStderr())
    87  	if err != nil {
    88  		return err
    89  	}
    90  
    91  	rmOpts := composer.RemoveOptions{
    92  		Stop:    stop,
    93  		Volumes: volumes,
    94  	}
    95  	return c.Remove(ctx, rmOpts, args)
    96  }