mirror of https://github.com/docker/compose.git
100 lines
3.1 KiB
Go
100 lines
3.1 KiB
Go
/*
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Copyright 2020 Docker Compose CLI authors
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package main
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import (
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"os"
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dockercli "github.com/docker/cli/cli"
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"github.com/docker/cli/cli-plugins/manager"
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"github.com/docker/cli/cli-plugins/plugin"
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"github.com/docker/cli/cli/command"
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"github.com/docker/compose/v2/cmd/cmdtrace"
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"github.com/docker/docker/client"
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"github.com/sirupsen/logrus"
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"github.com/spf13/cobra"
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"github.com/docker/compose/v2/cmd/compatibility"
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commands "github.com/docker/compose/v2/cmd/compose"
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"github.com/docker/compose/v2/internal"
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"github.com/docker/compose/v2/pkg/compose"
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)
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func pluginMain() {
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plugin.Run(func(dockerCli command.Cli) *cobra.Command {
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// TODO(milas): this cast is safe but we should not need to do this,
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// we should expose the concrete service type so that we do not need
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// to rely on the `api.Service` interface internally
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backend := compose.NewComposeService(dockerCli).(commands.Backend)
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cmd := commands.RootCommand(dockerCli, backend)
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originalPreRunE := cmd.PersistentPreRunE
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cmd.PersistentPreRunE = func(cmd *cobra.Command, args []string) error {
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// initialize the dockerCli instance
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if err := plugin.PersistentPreRunE(cmd, args); err != nil {
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return err
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}
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// compose-specific initialization
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dockerCliPostInitialize(dockerCli)
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if err := cmdtrace.Setup(cmd, dockerCli, os.Args[1:]); err != nil {
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logrus.Debugf("failed to enable tracing: %v", err)
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}
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if originalPreRunE != nil {
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return originalPreRunE(cmd, args)
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}
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return nil
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}
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cmd.SetFlagErrorFunc(func(c *cobra.Command, err error) error {
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return dockercli.StatusError{
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StatusCode: compose.CommandSyntaxFailure.ExitCode,
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Status: err.Error(),
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}
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})
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return cmd
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},
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manager.Metadata{
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SchemaVersion: "0.1.0",
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Vendor: "Docker Inc.",
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Version: internal.Version,
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})
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}
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// dockerCliPostInitialize performs Compose-specific configuration for the
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// command.Cli instance provided by the plugin.Run() initialization.
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//
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// NOTE: This must be called AFTER plugin.PersistentPreRunE.
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func dockerCliPostInitialize(dockerCli command.Cli) {
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// HACK(milas): remove once docker/cli#4574 is merged; for now,
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// set it in a rather roundabout way by grabbing the underlying
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// concrete client and manually invoking an option on it
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_ = dockerCli.Apply(func(cli *command.DockerCli) error {
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if mobyClient, ok := cli.Client().(*client.Client); ok {
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_ = client.WithUserAgent("compose/" + internal.Version)(mobyClient)
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}
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return nil
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})
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}
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func main() {
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if plugin.RunningStandalone() {
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os.Args = append([]string{"docker"}, compatibility.Convert(os.Args[1:])...)
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}
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pluginMain()
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}
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