code cleanups

Signed-off-by: Jeff Carr <[email protected]>

1 files changed, 76 insertions, 0 deletions

diff --git a/configBackup.go b/configBackup.go
new file mode 100644
index 0000000..6e58aa9
--- /dev/null
+++ b/configBackup.go
@@ -0,0 +1,76 @@
+package virtbuf
+
+// thank chatgpt for this because why. why write this if you can have it
+// kick this out in 30 seconds
+
+import (
+	"errors"
+	"fmt"
+	"io"
+	"log"
+	"os"
+	"path/filepath"
+	"time"
+)
+
+func backupConfig() error {
+	// make a new dir to backup the files
+	now := time.Now()
+	// timestamp := now.Format("2022.07.18.190545") // 50yr shout out to K&R
+	timestamp := now.Format("2006.01.02.150405") // bummer. other date doesn't work?
+	srcDir := filepath.Join(os.Getenv("VIRTIGO_HOME"))
+	destDir := filepath.Join(os.Getenv("VIRTIGO_HOME"), timestamp)
+
+	return backupFiles(srcDir, destDir)
+}
+
+func backupFiles(srcDir string, destDir string) error {
+	// Create the destination directory
+	err := os.MkdirAll(destDir, os.ModePerm)
+	if err != nil {
+		return errors.New(fmt.Sprintf("Failed to create directory: %v", err))
+	}
+
+	// Read the contents of the source directory
+	entries, err := os.ReadDir(srcDir)
+	if err != nil {
+		return errors.New(fmt.Sprintf("Failed to read directory: %v", err))
+	}
+
+	// Iterate over the entries in the source directory
+	for _, entry := range entries {
+		// Skip directories and files that do not have the .test extension
+		if entry.IsDir() {
+			continue
+		}
+
+		log.Println("backing up file", entry.Name())
+		srcPath := filepath.Join(srcDir, entry.Name())
+		destPath := filepath.Join(destDir, entry.Name())
+
+		// Copy the file
+		if err := copyFile(srcPath, destPath); err != nil {
+			return errors.New(fmt.Sprintf("Failed to copy file %s: %v", entry.Name(), err))
+		}
+	}
+	return nil
+}
+
+// copyFile copies a file from src to dest
+func copyFile(src, dest string) error {
+	srcFile, err := os.Open(src)
+	if err != nil {
+		return err
+	}
+	defer srcFile.Close()
+
+	destFile, err := os.Create(dest)
+	if err != nil {
+		return err
+	}
+	defer destFile.Close()
+
+	// Copy the content
+	_, err = io.Copy(destFile, srcFile)
+	return err
+}