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Add support for JSON version output

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Signed-off-by: Samuel Dacanay <sam.dacanay@anchore.com>

Make json version output always verbose, cleanup struct tag

Signed-off-by: Samuel Dacanay <sam.dacanay@anchore.com>

Use camel case for json

Signed-off-by: Samuel Dacanay <sam.dacanay@anchore.com>
This commit is contained in:
Samuel Dacanay
2020-09-14 13:48:27 -07:00
parent 22dfcb2d0b
commit ef64a6f206
2 changed files with 46 additions and 19 deletions
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cmd/version.go
+39 -12
View File
@@ -1,14 +1,19 @@
package cmd
import (
"encoding/json"
"fmt"
"os"
"github.com/anchore/syft/internal"
"github.com/anchore/syft/internal/version"
"github.com/anchore/syft/syft/presenter"
"github.com/spf13/cobra"
)
var showVerboseVersionInfo bool
var outputFormat string
var versionCmd = &cobra.Command{
Use: "version",
@@ -18,22 +23,44 @@ var versionCmd = &cobra.Command{
func init() {
versionCmd.Flags().BoolVarP(&showVerboseVersionInfo, "verbose", "v", false, "show additional version information")
versionCmd.Flags().StringVarP(&outputFormat, "output", "o", string(presenter.TextPresenter), "format to show version information (available=[text, json])")
rootCmd.AddCommand(versionCmd)
}
func printVersion(_ *cobra.Command, _ []string) {
versionInfo := version.FromBuild()
if showVerboseVersionInfo {
fmt.Println("Application: ", internal.ApplicationName)
fmt.Println("Version: ", versionInfo.Version)
fmt.Println("BuildDate: ", versionInfo.BuildDate)
fmt.Println("GitCommit: ", versionInfo.GitCommit)
fmt.Println("GitTreeState: ", versionInfo.GitTreeState)
fmt.Println("Platform: ", versionInfo.Platform)
fmt.Println("GoVersion: ", versionInfo.GoVersion)
fmt.Println("Compiler: ", versionInfo.Compiler)
} else {
fmt.Printf("%s %s\n", internal.ApplicationName, versionInfo.Version)
switch outputFormat {
case "text":
if showVerboseVersionInfo {
fmt.Println("Application: ", internal.ApplicationName)
fmt.Println("Version: ", versionInfo.Version)
fmt.Println("BuildDate: ", versionInfo.BuildDate)
fmt.Println("GitCommit: ", versionInfo.GitCommit)
fmt.Println("GitTreeState: ", versionInfo.GitTreeState)
fmt.Println("Platform: ", versionInfo.Platform)
fmt.Println("GoVersion: ", versionInfo.GoVersion)
fmt.Println("Compiler: ", versionInfo.Compiler)
} else {
fmt.Printf("%s %s\n", internal.ApplicationName, versionInfo.Version)
}
case "json":
enc := json.NewEncoder(os.Stdout)
enc.SetEscapeHTML(false)
enc.SetIndent("", " ")
err := enc.Encode(&struct {
version.Version
Application string `json:"application"`
}{
Version: versionInfo,
Application: internal.ApplicationName,
})
if err != nil {
fmt.Printf("failed to show version information: %+v\n", err)
os.Exit(1)
}
default:
fmt.Printf("unsupported output format: %s\n", outputFormat)
os.Exit(1)
}
}