Removed --overwrite flag.

ca.go

@@ -291,14 +291,9 @@ func parseValidity(validity string) (time.Duration, error) {
 }
 
 func SavePEM(filename string, data []byte, secure bool) error {
-	if !overwrite {
-		if _, err := os.Stat(filename); err == nil {
-			return fmt.Errorf("file %s already exists (overwrite not allowed)", filename)
-		} else if !os.IsNotExist(err) {
-			return fmt.Errorf("could not check file %s: %v", filename, err)
-		}
+	if _, err := os.Stat(filename); err == nil {
+		return fmt.Errorf("file %s already exists", filename)
 	}
-
 	if secure {
 		return os.WriteFile(filename, data, 0600)
 	} else {
@@ -608,7 +603,7 @@ Certificate:
 }
 
 // A prototype of certificate provisioning function
-func ProvisionCertificates(filePath string, overwrite bool, dryRun bool, verbose bool) error {
+func ProvisionCertificates(filePath string) error {
 	err := LoadCA()
 
 	if err != nil {
@@ -685,7 +680,7 @@ func ProvisionCertificates(filePath string, overwrite bool, dryRun bool, verbose
 	return nil
 }
 
-func IssueCertificate(certDef CertificateDefinition, overwrite bool, dryRun bool, verbose bool) error {
+func IssueCertificate(certDef CertificateDefinition) error {
 	err := LoadCA()
 	if err != nil {
 		fmt.Fprintf(os.Stderr, "ERROR: %v\n", err)