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// Copyright 2019-2025 The Wait4X Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// Package cmd provides the command-line interface for the Wait4X application.
package cmd
import (
"bytes"
"fmt"
"runtime"
"text/template"
"github.com/spf13/cobra"
)
var versionTemplate = `Version: {{.AppVersion}}
Go version: {{.GoVersion}}
Git commit: {{.GitCommit}}
Built: {{.BuildTime}}
OS/Arch: {{.GoOs}}/{{.GoArch}}`
var (
// AppVersion represents Wait4X version
AppVersion = "v3.5.1"
// GitCommit represents Wait4X commit sha1 hash from git, output of $(git rev-parse HEAD)
GitCommit = "f43d240b9dde116729baf0dd10c000e32d7b2af7"
// BuildTime represents Wait4X build time in ISO8601 format, output of $(date -u '+%FT%TZ')
BuildTime = "1970-01-01T00:00:00Z"
)
// Version represents some information which useful in version sub-command
type Version struct {
AppVersion string
GoVersion string
GoOs string
GoArch string
GitCommit string
BuildTime string
}
// NewVersionCommand creates a new version sub-command
func NewVersionCommand() *cobra.Command {
versionCommand := &cobra.Command{
Use: "version",
Short: "Show Wait4X version information",
Long: "Display detailed version information about the Wait4X application",
RunE: runVersion,
}
return versionCommand
}
// runVersion runs the version command
func runVersion(_ *cobra.Command, _ []string) error {
versionValues := Version{
AppVersion: AppVersion,
GoVersion: runtime.Version(),
GoOs: runtime.GOOS,
GoArch: runtime.GOARCH,
GitCommit: GitCommit,
BuildTime: BuildTime,
}
var tmplBytes bytes.Buffer
t := template.Must(template.New("version").Parse(versionTemplate))
err := t.Execute(&tmplBytes, versionValues)
if err != nil {
return fmt.Errorf("unable to parse version template: %w", err)
}
fmt.Println(tmplBytes.String())
return nil
}
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