integrate functionality from ecs-plugin

Signed-off-by: aiordache <anca.iordache@docker.com>

backend/backend.go

@@ -26,6 +26,7 @@ import (
 	"github.com/docker/api/compose"
 	"github.com/docker/api/containers"
 	"github.com/docker/api/context/cloud"
+	"github.com/docker/api/errdefs"
 	"github.com/docker/api/secrets"
 )
 
@@ -87,7 +88,7 @@ func Get(ctx context.Context, backendType string) (Service, error) {
 		}
 	}
 
-	return nil, fmt.Errorf("backend not found for context %q", backendType)
+	return nil, errdefs.ErrNotFound
 }
 
 // GetCloudService returns the backend registered for a particular type, it returns

cli/cmd/compose/compose.go

@@ -21,6 +21,7 @@ import (
 
 	"github.com/compose-spec/compose-go/cli"
 	"github.com/pkg/errors"
+
 	"github.com/spf13/cobra"
 
 	"github.com/docker/api/client"
@@ -59,6 +60,7 @@ func Command() *cobra.Command {
 		downCommand(),
 		psCommand(),
 		logsCommand(),
+		convertCommand(),
 	)
 
 	return command
@@ -73,16 +75,14 @@ func checkComposeSupport(ctx context.Context) error {
 		}
 		return nil
 	}
-	currentContext := apicontext.CurrentContext(ctx)
-	s := store.ContextStore(ctx)
-	cc, err := s.Get(currentContext)
-	if err != nil {
-		return err
-	}
-	switch cc.Type() {
-	case store.AwsContextType:
-		return errors.New("use 'docker ecs compose' on context type " + cc.Type())
-	default:
+	if errdefs.IsNotFoundError(err) {
+		currentContext := apicontext.CurrentContext(ctx)
+		s := store.ContextStore(ctx)
+		cc, err := s.Get(currentContext)
+		if err != nil {
+			return err
+		}
 		return errors.Wrapf(errdefs.ErrNotImplemented, "compose command not supported on context type %q", cc.Type())
 	}
+	return err
 }

cli/cmd/compose/convert.go

@@ -0,0 +1,61 @@
+/*
+   Copyright 2020 Docker, Inc.
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+package compose
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/compose-spec/compose-go/cli"
+	"github.com/docker/api/client"
+	"github.com/spf13/cobra"
+)
+
+func convertCommand() *cobra.Command {
+	opts := composeOptions{}
+	convertCmd := &cobra.Command{
+		Use:   "convert",
+		Short: "Converts the compose file to a cloud format (default: cloudformation)",
+		RunE: func(cmd *cobra.Command, args []string) error {
+			options, err := opts.toProjectOptions()
+			if err != nil {
+				return err
+			}
+			return runConvert(cmd.Context(), options)
+		},
+	}
+	convertCmd.Flags().StringVarP(&opts.Name, "project-name", "p", "", "Project name")
+	convertCmd.Flags().StringVar(&opts.WorkingDir, "workdir", ".", "Work dir")
+	convertCmd.Flags().StringArrayVarP(&opts.ConfigPaths, "file", "f", []string{}, "Compose configuration files")
+
+	return convertCmd
+}
+
+func runConvert(ctx context.Context, opts *cli.ProjectOptions) error {
+	var json []byte
+	c, err := client.New(ctx)
+	if err != nil {
+		return err
+	}
+	json, err = c.ComposeService().Convert(ctx, opts)
+	if err != nil {
+		return err
+	}
+
+	fmt.Println(string(json))
+	return nil
+}

example/backend.go

@@ -51,7 +51,6 @@ func (a *apiService) SecretsService() secrets.Service {
 	return nil
 }
 
-
 func init() {
 	backend.Register("example", "example", service, cloud.NotImplementedCloudService)
 }

go.sum

@@ -436,7 +436,6 @@ golang.org/x/net v0.0.0-20191004110552-13f9640d40b9/go.mod h1:z5CRVTTTmAJ677TzLL
 golang.org/x/net v0.0.0-20191209160850-c0dbc17a3553/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20200202094626-16171245cfb2/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20200226121028-0de0cce0169b/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
-golang.org/x/net v0.0.0-20200520004742-59133d7f0dd7 h1:AeiKBIuRw3UomYXSbLy0Mc2dDLfdtbT/IVn4keq83P0=
 golang.org/x/net v0.0.0-20200520004742-59133d7f0dd7/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
 golang.org/x/net v0.0.0-20200625001655-4c5254603344 h1:vGXIOMxbNfDTk/aXCmfdLgkrSV+Z2tcbze+pEc3v5W4=
 golang.org/x/net v0.0.0-20200625001655-4c5254603344/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
@@ -448,7 +447,6 @@ golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJ
 golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20190227155943-e225da77a7e6/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.0.0-20190423024810-112230192c58 h1:8gQV6CLnAEikrhgkHFbMAEhagSSnXWGV915qUMm9mrU=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20200625203802-6e8e738ad208 h1:qwRHBd0NqMbJxfbotnDhm2ByMI1Shq4Y6oRJo21SGJA=
 golang.org/x/sync v0.0.0-20200625203802-6e8e738ad208/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
@@ -540,7 +538,6 @@ gopkg.in/yaml.v2 v2.0.0-20170812160011-eb3733d160e7/go.mod h1:JAlM8MvJe8wmxCU4Bl
 gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v2 v2.2.8 h1:obN1ZagJSUGI0Ek/LBmuj4SNLPfIny3KsKFopxRdj10=
 gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.3.0 h1:clyUAQHOM3G0M3f5vQj7LuJrETvjVot3Z5el9nffUtU=
 gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=