cloudflared-mirror/cmd/cloudflared/cliutil/build_info.go

84 lines
1.9 KiB
Go

package cliutil
import (
"crypto/sha256"
"fmt"
"io"
"os"
"runtime"
"github.com/rs/zerolog"
)
type BuildInfo struct {
GoOS string `json:"go_os"`
GoVersion string `json:"go_version"`
GoArch string `json:"go_arch"`
BuildType string `json:"build_type"`
CloudflaredVersion string `json:"cloudflared_version"`
Checksum string `json:"checksum"`
}
func GetBuildInfo(buildType, version string) *BuildInfo {
return &BuildInfo{
GoOS: runtime.GOOS,
GoVersion: runtime.Version(),
GoArch: runtime.GOARCH,
BuildType: buildType,
CloudflaredVersion: version,
Checksum: currentBinaryChecksum(),
}
}
func (bi *BuildInfo) Log(log *zerolog.Logger) {
log.Info().Msgf("Version %s (Checksum %s)", bi.CloudflaredVersion, bi.Checksum)
if bi.BuildType != "" {
log.Info().Msgf("Built%s", bi.GetBuildTypeMsg())
}
log.Info().Msgf("GOOS: %s, GOVersion: %s, GoArch: %s", bi.GoOS, bi.GoVersion, bi.GoArch)
}
func (bi *BuildInfo) OSArch() string {
return fmt.Sprintf("%s_%s", bi.GoOS, bi.GoArch)
}
func (bi *BuildInfo) Version() string {
return bi.CloudflaredVersion
}
func (bi *BuildInfo) GetBuildTypeMsg() string {
if bi.BuildType == "" {
return ""
}
return fmt.Sprintf(" with %s", bi.BuildType)
}
func (bi *BuildInfo) UserAgent() string {
return fmt.Sprintf("cloudflared/%s", bi.CloudflaredVersion)
}
// FileChecksum opens a file and returns the SHA256 checksum.
func FileChecksum(filePath string) (string, error) {
f, err := os.Open(filePath)
if err != nil {
return "", err
}
defer f.Close()
h := sha256.New()
if _, err := io.Copy(h, f); err != nil {
return "", err
}
return fmt.Sprintf("%x", h.Sum(nil)), nil
}
func currentBinaryChecksum() string {
currentPath, err := os.Executable()
if err != nil {
return ""
}
sum, _ := FileChecksum(currentPath)
return sum
}