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rollback.go
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rollback.go
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package service
import (
"context"
"fmt"
"github.com/docker/cli/cli"
"github.com/docker/cli/cli/command"
"github.com/docker/docker/api/types"
"github.com/docker/docker/api/types/versions"
"github.com/spf13/cobra"
)
func newRollbackCommand(dockerCli command.Cli) *cobra.Command {
options := newServiceOptions()
cmd := &cobra.Command{
Use: "rollback [OPTIONS] SERVICE",
Short: "Revert changes to a service's configuration",
Args: cli.ExactArgs(1),
RunE: func(cmd *cobra.Command, args []string) error {
return runRollback(dockerCli, options, args[0])
},
Annotations: map[string]string{"version": "1.31"},
ValidArgsFunction: func(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
return CompletionFn(dockerCli)(cmd, args, toComplete)
},
}
flags := cmd.Flags()
flags.BoolVarP(&options.quiet, flagQuiet, "q", false, "Suppress progress output")
addDetachFlag(flags, &options.detach)
return cmd
}
func runRollback(dockerCli command.Cli, options *serviceOptions, serviceID string) error {
apiClient := dockerCli.Client()
ctx := context.Background()
service, _, err := apiClient.ServiceInspectWithRaw(ctx, serviceID, types.ServiceInspectOptions{})
if err != nil {
return err
}
spec := &service.Spec
updateOpts := types.ServiceUpdateOptions{
Rollback: "previous",
}
response, err := apiClient.ServiceUpdate(ctx, service.ID, service.Version, *spec, updateOpts)
if err != nil {
return err
}
for _, warning := range response.Warnings {
fmt.Fprintln(dockerCli.Err(), warning)
}
fmt.Fprintf(dockerCli.Out(), "%s\n", serviceID)
if options.detach || versions.LessThan(apiClient.ClientVersion(), "1.29") {
return nil
}
return waitOnService(ctx, dockerCli, serviceID, options.quiet)
}