Add validation for stack names to prevent an empty name resulting in _all_
stacks to be returned after filtering, which can result in removal of services
for all stacks if `--prune`, or `docker stack rm` is used.
Before this change;
docker stack deploy -c docker-compose.yml one
docker stack deploy -c docker-compose.yml two
docker stack deploy -c docker-compose.yml three
docker stack deploy -c docker-compose.yml --prune ''
Removing service one_web
Removing service two_web
Removing service three_web
After this change:
docker stack deploy -c docker-compose.yml one
docker stack deploy -c docker-compose.yml two
docker stack deploy -c docker-compose.yml three
docker stack deploy -c docker-compose.yml --prune ''
invalid stack name: ""
Other stack commands were updated as well:
Before this change;
docker stack deploy -c docker-compose.yml ''
Creating network _default
failed to create network _default: Error response from daemon: rpc error: code = InvalidArgument desc = name must be valid as a DNS name component
docker stack ps ''
nothing found in stack:
docker stack rm ''
Removing service one_web
Removing service three_web
Removing service two_web
After this change:
docker stack deploy -c docker-compose.yml ''
invalid stack name: ""
docker stack ps ''
invalid stack name: ""
docker stack rm ''
invalid stack name: ""
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
40 lines
1012 B
Go
40 lines
1012 B
Go
package swarm
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import (
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"context"
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"fmt"
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"github.com/docker/cli/cli/command"
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"github.com/docker/cli/cli/command/idresolver"
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"github.com/docker/cli/cli/command/stack/options"
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"github.com/docker/cli/cli/command/task"
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"github.com/docker/docker/api/types"
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)
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// RunPS is the swarm implementation of docker stack ps
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func RunPS(dockerCli command.Cli, opts options.PS) error {
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if err := validateStackName(opts.Namespace); err != nil {
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return err
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}
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filter := getStackFilterFromOpt(opts.Namespace, opts.Filter)
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ctx := context.Background()
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client := dockerCli.Client()
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tasks, err := client.TaskList(ctx, types.TaskListOptions{Filters: filter})
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if err != nil {
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return err
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}
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if len(tasks) == 0 {
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return fmt.Errorf("nothing found in stack: %s", opts.Namespace)
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}
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format := opts.Format
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if len(format) == 0 {
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format = task.DefaultFormat(dockerCli.ConfigFile(), opts.Quiet)
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}
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return task.Print(ctx, dockerCli, tasks, idresolver.New(client, opts.NoResolve), !opts.NoTrunc, opts.Quiet, format)
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}
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