mirror of https://github.com/dapr/cli.git
66 lines
1.7 KiB
Go
66 lines
1.7 KiB
Go
/*
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Copyright 2021 The Dapr 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 cmd
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import (
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"encoding/json"
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"fmt"
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"os"
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"github.com/spf13/cobra"
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"github.com/dapr/cli/pkg/print"
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)
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const cliVersionTemplateString = "CLI version: %s \nRuntime version: %s\n"
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var output string
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var VersionCmd = &cobra.Command{
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Use: "version",
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Short: "Print the Dapr runtime and CLI version",
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Example: `
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# Version for Dapr
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dapr version --output json
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`,
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Run: func(cmd *cobra.Command, args []string) {
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if output != "" && output != "json" {
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print.FailureStatusEvent(os.Stdout, "An invalid output format was specified.")
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os.Exit(1)
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}
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switch output {
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case "":
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// normal output.
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fmt.Printf(cliVersionTemplateString, daprVer.CliVersion, daprVer.RuntimeVersion)
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case "json":
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// json output.
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b, err := json.Marshal(daprVer)
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if err != nil {
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print.FailureStatusEvent(os.Stderr, err.Error())
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os.Exit(1)
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}
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fmt.Printf("%s\n", string(b))
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default:
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// fail and exit.
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os.Exit(1)
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}
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},
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}
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func init() {
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VersionCmd.Flags().BoolP("help", "h", false, "Print this help message")
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VersionCmd.Flags().StringVarP(&output, "output", "o", "", "The output format of the version command. Valid values are: json.")
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RootCmd.AddCommand(VersionCmd)
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}
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