mirror of
https://git.sr.ht/~tsileo/microblog.pub
synced 2024-12-23 05:34:28 +00:00
42 lines
1.1 KiB
Python
42 lines
1.1 KiB
Python
import binascii
|
|
import os
|
|
from typing import Callable
|
|
|
|
from little_boxes.key import Key
|
|
|
|
KEY_DIR = os.path.join(os.path.dirname(os.path.abspath(__file__)), "..", "config")
|
|
|
|
|
|
def _new_key() -> str:
|
|
return binascii.hexlify(os.urandom(32)).decode("utf-8")
|
|
|
|
|
|
def get_secret_key(name: str, new_key: Callable[[], str] = _new_key) -> str:
|
|
"""Loads or generates a cryptographic key."""
|
|
key_path = os.path.join(KEY_DIR, f"{name}.key")
|
|
if not os.path.exists(key_path):
|
|
k = new_key()
|
|
with open(key_path, "w+") as f:
|
|
f.write(k)
|
|
return k
|
|
|
|
with open(key_path) as f:
|
|
return f.read()
|
|
|
|
|
|
def get_key(owner: str, user: str, domain: str) -> Key:
|
|
""""Loads or generates an RSA key."""
|
|
k = Key(owner)
|
|
user = user.replace(".", "_")
|
|
domain = domain.replace(".", "_")
|
|
key_path = os.path.join(KEY_DIR, f"key_{user}_{domain}.pem")
|
|
if os.path.isfile(key_path):
|
|
with open(key_path) as f:
|
|
privkey_pem = f.read()
|
|
k.load(privkey_pem)
|
|
else:
|
|
k.new()
|
|
with open(key_path, "w") as f:
|
|
f.write(k.privkey_pem)
|
|
|
|
return k
|