diff --git a/cli/command/stack/deploy.go b/cli/command/stack/deploy.go index d18a43484d..8e14b70d2f 100644 --- a/cli/command/stack/deploy.go +++ b/cli/command/stack/deploy.go @@ -7,6 +7,7 @@ import ( "github.com/docker/cli/cli/command" "github.com/docker/cli/cli/compose/convert" "github.com/docker/docker/api/types/swarm" + "github.com/docker/docker/api/types/versions" "github.com/pkg/errors" "github.com/spf13/cobra" "golang.org/x/net/context" @@ -14,12 +15,16 @@ import ( const ( defaultNetworkDriver = "overlay" + resolveImageAlways = "always" + resolveImageChanged = "changed" + resolveImageNever = "never" ) type deployOptions struct { bundlefile string composefile string namespace string + resolveImage string sendRegistryAuth bool prune bool } @@ -44,12 +49,19 @@ func newDeployCommand(dockerCli command.Cli) *cobra.Command { addRegistryAuthFlag(&opts.sendRegistryAuth, flags) flags.BoolVar(&opts.prune, "prune", false, "Prune services that are no longer referenced") flags.SetAnnotation("prune", "version", []string{"1.27"}) + flags.StringVar(&opts.resolveImage, "resolve-image", resolveImageAlways, + `Query the registry to resolve image digest and supported platforms ("`+resolveImageAlways+`"|"`+resolveImageChanged+`"|"`+resolveImageNever+`")`) + flags.SetAnnotation("resolve-image", "version", []string{"1.30"}) return cmd } func runDeploy(dockerCli command.Cli, opts deployOptions) error { ctx := context.Background() + if err := validateResolveImageFlag(dockerCli, &opts); err != nil { + return err + } + switch { case opts.bundlefile == "" && opts.composefile == "": return errors.Errorf("Please specify either a bundle file (with --bundle-file) or a Compose file (with --compose-file).") @@ -62,6 +74,20 @@ func runDeploy(dockerCli command.Cli, opts deployOptions) error { } } +// validateResolveImageFlag validates the opts.resolveImage command line option +// and also turns image resolution off if the version is older than 1.30 +func validateResolveImageFlag(dockerCli command.Cli, opts *deployOptions) error { + if opts.resolveImage != resolveImageAlways && opts.resolveImage != resolveImageChanged && opts.resolveImage != resolveImageNever { + return errors.Errorf("Invalid option %s for flag --resolve-image", opts.resolveImage) + } + // client side image resolution should not be done when the supported + // server version is older than 1.30 + if versions.LessThan(dockerCli.Client().ClientVersion(), "1.30") { + opts.resolveImage = resolveImageNever + } + return nil +} + // checkDaemonIsSwarmManager does an Info API call to verify that the daemon is // a swarm manager. This is necessary because we must create networks before we // create services, but the API call for creating a network does not return a diff --git a/cli/command/stack/deploy_bundlefile.go b/cli/command/stack/deploy_bundlefile.go index 2f2a9aa042..1074210e97 100644 --- a/cli/command/stack/deploy_bundlefile.go +++ b/cli/command/stack/deploy_bundlefile.go @@ -87,5 +87,5 @@ func deployBundle(ctx context.Context, dockerCli command.Cli, opts deployOptions if err := createNetworks(ctx, dockerCli, namespace, networks); err != nil { return err } - return deployServices(ctx, dockerCli, services, namespace, opts.sendRegistryAuth) + return deployServices(ctx, dockerCli, services, namespace, opts.sendRegistryAuth, opts.resolveImage) } diff --git a/cli/command/stack/deploy_composefile.go b/cli/command/stack/deploy_composefile.go index 145da67daa..1a2266af80 100644 --- a/cli/command/stack/deploy_composefile.go +++ b/cli/command/stack/deploy_composefile.go @@ -92,7 +92,7 @@ func deployCompose(ctx context.Context, dockerCli command.Cli, opts deployOption if err != nil { return err } - return deployServices(ctx, dockerCli, services, namespace, opts.sendRegistryAuth) + return deployServices(ctx, dockerCli, services, namespace, opts.sendRegistryAuth, opts.resolveImage) } func getServicesDeclaredNetworks(serviceConfigs []composetypes.ServiceConfig) map[string]struct{} { @@ -283,6 +283,7 @@ func deployServices( services map[string]swarm.ServiceSpec, namespace convert.Namespace, sendAuth bool, + resolveImage string, ) error { apiClient := dockerCli.Client() out := dockerCli.Out() @@ -301,9 +302,9 @@ func deployServices( name := namespace.Scope(internalName) encodedAuth := "" + image := serviceSpec.TaskTemplate.ContainerSpec.Image if sendAuth { // Retrieve encoded auth token from the image reference - image := serviceSpec.TaskTemplate.ContainerSpec.Image encodedAuth, err = command.RetrieveAuthTokenFromImage(ctx, dockerCli, image) if err != nil { return err @@ -313,12 +314,18 @@ func deployServices( if service, exists := existingServiceMap[name]; exists { fmt.Fprintf(out, "Updating service %s (id: %s)\n", name, service.ID) + updateOpts := types.ServiceUpdateOptions{EncodedRegistryAuth: encodedAuth} + + if resolveImage == resolveImageAlways || (resolveImage == resolveImageChanged && image != service.Spec.Labels[convert.LabelImage]) { + updateOpts.QueryRegistry = true + } + response, err := apiClient.ServiceUpdate( ctx, service.ID, service.Version, serviceSpec, - types.ServiceUpdateOptions{EncodedRegistryAuth: encodedAuth}, + updateOpts, ) if err != nil { return errors.Wrapf(err, "failed to update service %s", name) @@ -331,6 +338,12 @@ func deployServices( fmt.Fprintf(out, "Creating service %s\n", name) createOpts := types.ServiceCreateOptions{EncodedRegistryAuth: encodedAuth} + + // query registry if flag disabling it was not set + if resolveImage == resolveImageAlways || resolveImage == resolveImageChanged { + createOpts.QueryRegistry = true + } + if _, err := apiClient.ServiceCreate(ctx, serviceSpec, createOpts); err != nil { return errors.Wrapf(err, "failed to create service %s", name) } diff --git a/cli/compose/convert/service.go b/cli/compose/convert/service.go index 8f03a372ca..75c86e9e64 100644 --- a/cli/compose/convert/service.go +++ b/cli/compose/convert/service.go @@ -17,7 +17,11 @@ import ( "github.com/pkg/errors" ) -const defaultNetwork = "default" +const ( + defaultNetwork = "default" + // LabelImage is the label used to store image name provided in the compose file + LabelImage = "com.docker.stack.image" +) // Services from compose-file types to engine API types func Services( @@ -158,6 +162,9 @@ func Service( UpdateConfig: convertUpdateConfig(service.Deploy.UpdateConfig), } + // add an image label to serviceSpec + serviceSpec.Labels[LabelImage] = service.Image + // ServiceSpec.Networks is deprecated and should not have been used by // this package. It is possible to update TaskTemplate.Networks, but it // is not possible to update ServiceSpec.Networks. Unfortunately, we