Refactor PBKDF2 hash generation for improved readability and efficiency

Author: h3xcat

root/etc/s6-overlay/s6-rc.d/init-qbittorrent-config/run

@@ -24,26 +24,13 @@ fi
 
 # function to generate PBKDF2 hash exactly like qBittorrent source code
 generate_pbkdf2_hash() {
-    local password="$1"
-    echo "$password" | python3 -c "
-import hashlib
-import os
-import base64
-import sys
-
-# Read password from stdin
-password = sys.stdin.read().rstrip('\n')
-
-# Generate 16 bytes of random salt
+    echo "$1" | python3 -c "
+import os, sys, base64, hashlib
+password = sys.stdin.read().rstrip('\n').encode()
 salt = os.urandom(16)
-
-# Generate PBKDF2 hash with exactly qBittorrent's parameters
-hash_bytes = hashlib.pbkdf2_hmac('sha512', password.encode('utf-8'), salt, 100000, 64)
-
-# Format exactly like qBittorrent: saltView.toBase64() + ':' + outBufView.toBase64()
-salt_b64 = base64.b64encode(salt).decode('ascii')
-hash_b64 = base64.b64encode(hash_bytes).decode('ascii')
-
+hash_bytes = hashlib.pbkdf2_hmac('sha512', password, salt, 100000, 64)
+salt_b64 = base64.b64encode(salt).decode()
+hash_b64 = base64.b64encode(hash_bytes).decode()
 print(f'{salt_b64}:{hash_b64}')
 "
 }