87 lines
3.1 KiB
Python
87 lines
3.1 KiB
Python
import logging
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import logging.config
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import pathlib
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import traceback
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import socket
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from subprocess import call, DEVNULL
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import click
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import toml
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import requests
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from jinja2 import Environment, FileSystemLoader
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from re2oapi import Re2oAPIClient
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RUN_PATH = pathlib.Path(__file__).parent
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CLIENT_HOSTNAME = socket.gethostname().split('.', 1)[0]
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@click.command()
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@click.option(
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"--config-dir", default=RUN_PATH.resolve(), help="Configuration directory."
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)
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@click.option("--dry-run/--complete", default=False, help="Performs a dry run.")
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@click.option(
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"--keep/--update",
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default=False,
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help="Update service status on Re2o. Won't update if it is a dry-run.",
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)
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def main(config_dir, dry_run, keep):
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logging.config.fileConfig(config_dir / "logging.conf")
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logger = logging.getLogger("re2o-mails")
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logger.debug("Fetching configuration from %s.", config_dir)
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config = toml.load(config_dir / "config.toml")
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re2o_client = Re2oAPIClient(
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config["Re2o"]["hostname"],
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config["Re2o"]["username"],
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config["Re2o"]["password"],
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use_tls=config["Re2o"]["use_TLS"],
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)
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users_emails = re2o_client.list("localemail/users")
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users = filter(lambda x: x["local_email_enabled"], re2o_client.list("users/user/"))
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local_email_domain = re2o_client.view("preferences/optionaluser/")["local_email_domain"]
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env = Environment(loader=FileSystemLoader(str(config_dir)))
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generated_folder = config_dir / "generated"
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generated_folder.mkdir(exist_ok=True)
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virtual_alias = generated_folder / "virtual_alias"
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virtual_mailbox = generated_folder / "virtual_mailbox"
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template_alias = env.get_template('templates/virtual_alias.j2')
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template_mailbox = env.get_template('templates/virtual_mailbox.j2')
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with virtual_mailbox.open(mode='w') as f_mailbox:
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rendered_mailbox = template_mailbox.render(users=users, local_email_domain=local_email_domain)
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if dry_run:
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logging.info("New virtual mailboxes would be : %s", rendered_mailbox)
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else:
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logging.info("Writing virtual mailboxes")
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f_mailbox.write(rendered_mailbox)
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with virtual_alias.open(mode='w') as f_alias:
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rendered_alias = template_alias.render(users_emails=users_emails, local_email_domain=local_email_domain)
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if dry_run:
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logging.info("New virtual aliases would be : %s", rendered_alias)
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else:
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logging.info("Writing virtual aliases")
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f_alias.write(rendered_alias)
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if not dry_run:
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logging.info("Generating new maps")
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call(["/usr/sbin/postmap", str(virtual_alias)], stdout=DEVNULL)
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call(["/usr/sbin/postmap", str(virtual_mailbox)], stdout=DEVNULL)
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logging.info("Reloading postfix")
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call(["/usr/sbin/postfix", "reload"])
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if not keep and not dry_run:
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for service in re2o_client.list("services/regen/"):
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if (
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service["hostname"] == CLIENT_HOSTNAME
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and service["service_name"] == "mail-server"
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and service["need_regen"]
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):
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re2o_client.patch(service["api_url"], data={"need_regen": False})
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if __name__ == "__main__":
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main()
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