Files
git-vc/main.go

135 lines
2.6 KiB
Go

package main
import (
"flag"
"fmt"
"io"
"log"
"os"
"path"
"path/filepath"
"time"
"github.com/go-git/go-git/v5"
"github.com/go-git/go-git/v5/config"
)
var Error *log.Logger
var Warning *log.Logger
func init() {
log.SetFlags(log.Ldate | log.Ltime)
Error = log.New(io.MultiWriter(os.Stderr, os.Stdout),
fmt.Sprintf("%sERROR:%s ", "\033[0;101m", "\033[0m"),
log.Ldate|log.Ltime)
Warning = log.New(io.MultiWriter(os.Stdout),
fmt.Sprintf("%sWarning:%s ", "\033[0;93m", "\033[0m"),
log.Ldate|log.Ltime)
}
var ROOT string
func main() {
scanIntervalF := flag.String("interval", "2s", "scan interval")
flag.Parse()
log.SetFlags(log.Lmicroseconds)
scanInterval, err := time.ParseDuration(*scanIntervalF)
if err != nil {
Error.Printf("error parsing SCAN_INTERVAL: %v", err)
return
}
cwd, err := os.Getwd()
if err != nil {
Error.Printf("error getting cwd: %v", err)
return
}
ROOT = path.Clean(cwd)
ROOT, err = filepath.Abs(ROOT)
if err != nil {
Error.Printf("error getting absolute path for ROOT: %v", err)
return
}
log.Printf("Input args parsed as:")
log.Printf("ROOT: %s", ROOT)
log.Printf("SCAN_INTERVAL: %.0fs", scanInterval.Seconds())
for {
log.Printf("Running at %s", time.Now().Format(time.RFC3339))
doRun()
time.Sleep(scanInterval)
}
}
func doRun() {
// Open the repository
r, err := git.PlainOpen(ROOT)
if err != nil {
Error.Printf("Error opening repository: %v", err)
return
}
// Get the worktree
w, err := r.Worktree()
if err != nil {
Error.Printf("Error getting worktree: %v", err)
return
}
// Check status
status, err := w.Status()
if err != nil {
Error.Printf("Error getting status: %v", err)
return
}
if status.IsClean() {
log.Printf("Nothing to commit")
return
}
log.Printf("Changes detected")
// Add all changes
err = w.AddWithOptions(&git.AddOptions{All: true})
if err != nil {
Error.Printf("Error adding changes: %v", err)
return
}
log.Printf("Changes added to index")
// Set identity
err = setIdentity(r)
if err != nil {
Error.Printf("Error setting identity: %v", err)
return
}
// Commit changes
_, err = w.Commit("Update", &git.CommitOptions{
Author: &config.Signature{
Name: "system",
Email: "system@localhost",
},
})
if err != nil {
Error.Printf("Error committing changes: %v", err)
return
}
log.Printf("Changes committed")
}
func setIdentity(r *git.Repository) error {
cfg, err := r.Config()
if err != nil {
return err
}
cfg.User.Name = "system"
cfg.User.Email = "system@localhost"
return r.SetConfig(cfg)
}