150f27b68c
Use stdlib multi-errors instead of creating our own Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
55 lines
1.3 KiB
Go
55 lines
1.3 KiB
Go
package container
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import (
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"context"
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"errors"
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"fmt"
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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/cli/command/completion"
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"github.com/spf13/cobra"
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)
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type waitOptions struct {
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containers []string
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}
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// NewWaitCommand creates a new cobra.Command for `docker wait`
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func NewWaitCommand(dockerCli command.Cli) *cobra.Command {
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var opts waitOptions
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cmd := &cobra.Command{
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Use: "wait CONTAINER [CONTAINER...]",
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Short: "Block until one or more containers stop, then print their exit codes",
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Args: cli.RequiresMinArgs(1),
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RunE: func(cmd *cobra.Command, args []string) error {
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opts.containers = args
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return runWait(cmd.Context(), dockerCli, &opts)
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},
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Annotations: map[string]string{
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"aliases": "docker container wait, docker wait",
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},
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ValidArgsFunction: completion.ContainerNames(dockerCli, false),
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}
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return cmd
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}
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func runWait(ctx context.Context, dockerCLI command.Cli, opts *waitOptions) error {
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apiClient := dockerCLI.Client()
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var errs []error
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for _, ctr := range opts.containers {
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resultC, errC := apiClient.ContainerWait(ctx, ctr, "")
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select {
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case result := <-resultC:
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_, _ = fmt.Fprintf(dockerCLI.Out(), "%d\n", result.StatusCode)
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case err := <-errC:
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errs = append(errs, err)
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}
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}
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return errors.Join(errs...)
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}
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