use xxhash

script/adduser.py

@@ -0,0 +1,24 @@
+import collections
+from pymongo import MongoClient
+from dotenv import load_dotenv
+from os import getenv
+import xxhash
+import getpass
+
+load_dotenv()
+client=MongoClient(getenv("MONGO"))
+db = client.get_database(getenv("DB"))
+
+def add_user():
+    username = input('username ? ')
+    password = getpass.getpass('password ? ')
+    pass_retry = getpass.getpass('Re-type your password ? ')
+    if password != pass_retry:
+        print("not correct password.")
+        add_user()
+    hashed_pass = xxhash.xxh64(password, 5).hexdigest()
+    collection  = db["users"]
+    print(f"username: {username}, password: {hashed_pass}")
+    collection.update_one({ "name": username}, { "$set": {"pass": hashed_pass}})
+    
+add_user()