mirror of https://github.com/docker/compose.git
61 lines
1.9 KiB
Go
61 lines
1.9 KiB
Go
/*
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Copyright 2020 Docker, Inc.
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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 cmd
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import (
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"fmt"
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"strings"
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"github.com/spf13/cobra"
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"github.com/docker/api/cli/cmd/mobyflags"
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"github.com/docker/api/cli/mobycli"
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)
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// VersionCommand command to display version
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func VersionCommand(version string) *cobra.Command {
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cmd := &cobra.Command{
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Use: "version",
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Short: "Show the Docker version information",
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Args: cobra.MaximumNArgs(0),
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RunE: func(cmd *cobra.Command, _ []string) error {
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return runVersion(cmd, version)
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},
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}
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// define flags for backward compatibility with com.docker.cli
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flags := cmd.Flags()
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flags.StringP("format", "f", "", "Format the output using the given Go template")
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flags.String("kubeconfig", "", "Kubernetes config file")
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mobyflags.AddMobyFlagsForRetrocompatibility(flags)
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return cmd
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}
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func runVersion(cmd *cobra.Command, version string) error {
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displayedVersion := strings.TrimPrefix(version, "v")
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versionResult, _ := mobycli.ExecSilent(cmd.Context())
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// we don't want to fail on error, there is an error if the engine is not available but it displays client version info
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// Still, technically the [] byte versionResult could be nil, just let the original command display what it has to display
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if versionResult == nil {
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mobycli.Exec()
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return nil
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}
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var s string = string(versionResult)
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fmt.Print(strings.Replace(s, "\n Version:", "\n Azure integration "+displayedVersion+"\n Version:", 1))
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return nil
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}
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