fix: gpg encrypt permission warning message, update Kubernetes deployment example

pkg/encrypt.go

@@ -9,11 +9,17 @@ import (
 
 func Decrypt(inputFile string, passphrase string) error {
 	utils.Info("Decrypting backup file: %s...", inputFile)
+	//Create gpg home dir
+	err := utils.MakeDir(gpgHome)
+	if err != nil {
+		return err
+	}
+	utils.SetEnv("GNUPGHOME", gpgHome)
 	cmd := exec.Command("gpg", "--batch", "--passphrase", passphrase, "--output", RemoveLastExtension(inputFile), "--decrypt", inputFile)
 	cmd.Stdout = os.Stdout
 	cmd.Stderr = os.Stderr
 
-	err := cmd.Run()
+	err = cmd.Run()
 	if err != nil {
 		return err
 	}
@@ -24,11 +30,17 @@ func Decrypt(inputFile string, passphrase string) error {
 
 func Encrypt(inputFile string, passphrase string) error {
 	utils.Info("Encrypting backup...")
+	//Create gpg home dir
+	err := utils.MakeDir(gpgHome)
+	if err != nil {
+		return err
+	}
+	utils.SetEnv("GNUPGHOME", gpgHome)
 	cmd := exec.Command("gpg", "--batch", "--passphrase", passphrase, "--symmetric", "--cipher-algo", algorithm, inputFile)
 	cmd.Stdout = os.Stdout
 	cmd.Stderr = os.Stderr
 
-	err := cmd.Run()
+	err = cmd.Run()
 	if err != nil {
 		return err
 	}

pkg/var.go

@@ -3,17 +3,13 @@ package pkg
 const cronLogFile = "/var/log/pg-bkup.log"
 const tmpPath = "/tmp/backup"
 const backupCronFile = "/usr/local/bin/backup_cron.sh"
+const gpgHome = "gnupg"
 const algorithm = "aes256"
 const gpgExtension = "gpg"
 
 var (
-	storage = "local"
-	file    = ""
-	//dbPassword         = ""
-	//dbUserName         = ""
-	//dbName             = ""
-	//dbHost             = ""
-	//dbPort             = "5432"
+	storage            = "local"
+	file               = ""
 	executionMode      = "default"
 	storagePath        = "/backup"
 	disableCompression = false