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mirror of https://github.com/Mailu/Mailu.git synced 2024-12-12 10:45:38 +02:00
Mailu/core/nginx/letsencrypt.py
2023-10-17 14:05:08 +02:00

79 lines
2.4 KiB
Python
Executable File

#!/usr/bin/env python3
import logging as log
import os
import requests
import sys
import subprocess
import time
from threading import Thread
from http.server import HTTPServer, SimpleHTTPRequestHandler
log.basicConfig(stream=sys.stderr, level="WARNING")
hostnames = ','.join(set(host.strip() for host in os.environ['HOSTNAMES'].split(',')))
command = [
"certbot",
"-n", "--agree-tos", # non-interactive
"-d", hostnames, "--expand", "--allow-subset-of-names",
"-m", "{}@{}".format(os.environ["POSTMASTER"], os.environ["DOMAIN"]),
"certonly", "--standalone",
"--cert-name", "mailu",
"--preferred-challenges", "http", "--http-01-port", "8008",
"--keep-until-expiring",
"--allow-subset-of-names",
"--renew-with-new-domains",
"--config-dir", "/certs/letsencrypt",
"--post-hook", "/config.py"
]
command2 = [
"certbot",
"-n", "--agree-tos", # non-interactive
"-d", hostnames, "--expand", "--allow-subset-of-names",
"-m", "{}@{}".format(os.environ["POSTMASTER"], os.environ["DOMAIN"]),
"certonly", "--standalone",
"--cert-name", "mailu-ecdsa",
"--preferred-challenges", "http", "--http-01-port", "8008",
"--keep-until-expiring",
"--allow-subset-of-names",
"--key-type", "ecdsa",
"--renew-with-new-domains",
"--config-dir", "/certs/letsencrypt",
"--post-hook", "/config.py"
]
# Wait for nginx to start
time.sleep(5)
class MyRequestHandler(SimpleHTTPRequestHandler):
def do_GET(self):
if self.path == '/.well-known/acme-challenge/testing':
self.send_response(204)
else:
self.send_response(404)
self.send_header('Content-Type', 'text/plain')
self.end_headers()
def serve_one_request():
with HTTPServer(("127.0.0.1", 8008), MyRequestHandler) as server:
server.handle_request()
# Run certbot every day
while True:
while True:
hostname = os.environ['HOSTNAMES'].split(',')[0]
target = f'http://{hostname}/.well-known/acme-challenge/testing'
thread = Thread(target=serve_one_request)
thread.start()
r = requests.get(target)
if r.status_code != 204:
log.critical(f"Can't reach {target}!, please ensure it's fixed or change the TLS_FLAVOR.")
time.sleep(5)
else:
break
thread.join()
subprocess.call(command)
subprocess.call(command2)
time.sleep(86400)