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mailu/core/postfix/start.py

60 lines
2.2 KiB
Python

#!/usr/bin/python3
import jinja2
import os
import socket
import glob
import shutil
import tenacity
import multiprocessing
from tenacity import retry
from podop import run_server
def start_podop():
os.setuid(100)
run_server(3 if "DEBUG" in os.environ else 0, "postfix", "/tmp/podop.socket", [
("transport", "url", "http://admin/internal/postfix/transport/§"),
("alias", "url", "http://admin/internal/postfix/alias/§"),
("domain", "url", "http://admin/internal/postfix/domain/§"),
("mailbox", "url", "http://admin/internal/postfix/mailbox/§"),
("sender", "url", "http://admin/internal/postfix/sender/§")
])
convert = lambda src, dst: open(dst, "w").write(jinja2.Template(open(src).read()).render(**os.environ))
# Actual startup script
resolve = retry(socket.gethostbyname, stop=tenacity.stop_after_attempt(100), wait=tenacity.wait_random(min=2, max=5))
os.environ["FRONT_ADDRESS"] = resolve(os.environ.get("FRONT_ADDRESS", "front"))
os.environ["HOST_ANTISPAM"] = os.environ.get("HOST_ANTISPAM", "antispam:11332")
os.environ["HOST_LMTP"] = os.environ.get("HOST_LMTP", "imap:2525")
for postfix_file in glob.glob("/conf/*.cf"):
convert(postfix_file, os.path.join("/etc/postfix", os.path.basename(postfix_file)))
if os.path.exists("/overrides/postfix.cf"):
for line in open("/overrides/postfix.cf").read().strip().split("\n"):
os.system('postconf -e "{}"'.format(line))
if os.path.exists("/overrides/postfix.master"):
for line in open("/overrides/postfix.master").read().strip().split("\n"):
os.system('postconf -Me "{}"'.format(line))
for map_file in glob.glob("/overrides/*.map"):
destination = os.path.join("/etc/postfix", os.path.basename(map_file))
shutil.copyfile(map_file, destination)
os.system("postmap {}".format(destination))
os.remove(destination)
convert("/conf/rsyslog.conf", "/etc/rsyslog.conf")
# Run Podop and Postfix
multiprocessing.Process(target=start_podop).start()
if os.path.exists("/var/run/rsyslogd.pid"):
os.remove("/var/run/rsyslogd.pid")
os.system("/usr/lib/postfix/post-install meta_directory=/etc/postfix create-missing")
os.system("/usr/lib/postfix/master &")
os.execv("/usr/sbin/rsyslogd", ["rsyslogd", "-n"])