Run git gc for repositories (#90)

internal/git/commands.go

@@ -2,6 +2,7 @@ package git
 
 import (
 	"fmt"
+	"github.com/rs/zerolog/log"
 	"github.com/thomiceli/opengist/internal/config"
 	"os"
 	"os/exec"
@@ -263,6 +264,47 @@ func RPC(user string, gist string, service string) ([]byte, error) {
 	return stdout, err
 }
 
+func GcRepos() error {
+	subdirs, err := os.ReadDir(filepath.Join(config.GetHomeDir(), "repos"))
+	if err != nil {
+		return err
+	}
+
+	for _, subdir := range subdirs {
+		if !subdir.IsDir() {
+			continue
+		}
+
+		subRoot := filepath.Join(config.GetHomeDir(), "repos", subdir.Name())
+
+		gitRepos, err := os.ReadDir(subRoot)
+		if err != nil {
+			log.Warn().Err(err).Msg("Cannot read directory")
+			continue
+		}
+
+		for _, repo := range gitRepos {
+			if !repo.IsDir() {
+				continue
+			}
+
+			repoPath := filepath.Join(subRoot, repo.Name())
+
+			log.Info().Msg("Running git gc for repository " + repoPath)
+
+			cmd := exec.Command("git", "gc")
+			cmd.Dir = repoPath
+			err = cmd.Run()
+			if err != nil {
+				log.Warn().Err(err).Msg("Cannot run git gc for repository " + repoPath)
+				continue
+			}
+		}
+	}
+
+	return err
+}
+
 func GetGitVersion() (string, error) {
 	cmd := exec.Command("git", "--version")
 	stdout, err := cmd.Output()