Added batch support (#11)

alexzorin · Oct 19, 2020 · 84eadf0 · 84eadf0
1 parent 0b20237
commit 84eadf0
Show file tree

Hide file tree

Showing 2 changed files with 11 additions and 4 deletions.
diff --git a/README.md b/README.md
@@ -50,6 +50,10 @@ cat tokens | while IFS= read -r line; do
 done
 ```
 
+**Batch support**
+
+When environment variable named `AUTHY_EXPORT_PASSWORD` exists, `authy-export` does not ask for a password and uses the variable instead. Use with care!
+
 ## LICENSE
 
 Copyright Alex Zorin 2019

diff --git a/cmd/authy-export/authy-export.go b/cmd/authy-export/authy-export.go
@@ -68,10 +68,13 @@ func main() {
 	}
 
 	// We'll need the prompt the user to give the decryption password
-	log.Printf("Please provide your Authy TOTP backup password: ")
-	pp, err := terminal.ReadPassword(int(os.Stdin.Fd()))
-	if err != nil {
-		log.Fatalf("Failed to read the password: %v", err)
+	pp := []byte(os.Getenv("AUTHY_EXPORT_PASSWORD"))
+	if len(pp) == 0 {
+		log.Printf("Please provide your Authy TOTP backup password: ")
+		pp, err = terminal.ReadPassword(int(os.Stdin.Fd()))
+		if err != nil {
+			log.Fatalf("Failed to read the password: %v", err)
+		}
 	}
 
 	// Print out in https://github.com/google/google-authenticator/wiki/Key-Uri-Format format