92 lines
2.8 KiB
Go
92 lines
2.8 KiB
Go
package client
|
|
|
|
import (
|
|
"runtime"
|
|
"text/template"
|
|
"time"
|
|
|
|
Cli "github.com/docker/docker/cli"
|
|
"github.com/docker/docker/dockerversion"
|
|
flag "github.com/docker/docker/pkg/mflag"
|
|
"github.com/docker/docker/utils"
|
|
"github.com/docker/engine-api/types"
|
|
)
|
|
|
|
var versionTemplate = `Client:
|
|
Version: {{.Client.Version}}
|
|
API version: {{.Client.APIVersion}}
|
|
Go version: {{.Client.GoVersion}}
|
|
Git commit: {{.Client.GitCommit}}
|
|
Built: {{.Client.BuildTime}}
|
|
OS/Arch: {{.Client.Os}}/{{.Client.Arch}}{{if .Client.Experimental}}
|
|
Experimental: {{.Client.Experimental}}{{end}}{{if .ServerOK}}
|
|
|
|
Server:
|
|
Version: {{.Server.Version}}
|
|
API version: {{.Server.APIVersion}}
|
|
Go version: {{.Server.GoVersion}}
|
|
Git commit: {{.Server.GitCommit}}
|
|
Built: {{.Server.BuildTime}}
|
|
OS/Arch: {{.Server.Os}}/{{.Server.Arch}}{{if .Server.Experimental}}
|
|
Experimental: {{.Server.Experimental}}{{end}}{{end}}`
|
|
|
|
// CmdVersion shows Docker version information.
|
|
//
|
|
// Available version information is shown for: client Docker version, client API version, client Go version, client Git commit, client OS/Arch, server Docker version, server API version, server Go version, server Git commit, and server OS/Arch.
|
|
//
|
|
// Usage: docker version
|
|
func (cli *DockerCli) CmdVersion(args ...string) (err error) {
|
|
cmd := Cli.Subcmd("version", nil, Cli.DockerCommands["version"].Description, true)
|
|
tmplStr := cmd.String([]string{"f", "#format", "-format"}, "", "Format the output using the given go template")
|
|
cmd.Require(flag.Exact, 0)
|
|
|
|
cmd.ParseFlags(args, true)
|
|
|
|
templateFormat := versionTemplate
|
|
if *tmplStr != "" {
|
|
templateFormat = *tmplStr
|
|
}
|
|
|
|
var tmpl *template.Template
|
|
if tmpl, err = template.New("").Funcs(funcMap).Parse(templateFormat); err != nil {
|
|
return Cli.StatusError{StatusCode: 64,
|
|
Status: "Template parsing error: " + err.Error()}
|
|
}
|
|
|
|
vd := types.VersionResponse{
|
|
Client: &types.Version{
|
|
Version: dockerversion.Version,
|
|
APIVersion: cli.client.ClientVersion(),
|
|
GoVersion: runtime.Version(),
|
|
GitCommit: dockerversion.GitCommit,
|
|
BuildTime: dockerversion.BuildTime,
|
|
Os: runtime.GOOS,
|
|
Arch: runtime.GOARCH,
|
|
Experimental: utils.ExperimentalBuild(),
|
|
},
|
|
}
|
|
|
|
serverVersion, err := cli.client.ServerVersion()
|
|
if err == nil {
|
|
vd.Server = &serverVersion
|
|
}
|
|
|
|
// first we need to make BuildTime more human friendly
|
|
t, errTime := time.Parse(time.RFC3339Nano, vd.Client.BuildTime)
|
|
if errTime == nil {
|
|
vd.Client.BuildTime = t.Format(time.ANSIC)
|
|
}
|
|
|
|
if vd.ServerOK() {
|
|
t, errTime = time.Parse(time.RFC3339Nano, vd.Server.BuildTime)
|
|
if errTime == nil {
|
|
vd.Server.BuildTime = t.Format(time.ANSIC)
|
|
}
|
|
}
|
|
|
|
if err2 := tmpl.Execute(cli.out, vd); err2 != nil && err == nil {
|
|
err = err2
|
|
}
|
|
cli.out.Write([]byte{'\n'})
|
|
return err
|
|
}
|