mailman-sync/mailman_sync.py

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2022-12-24 14:04:29 -05:00
#!/usr/bin/env python3
"""
Update Mailman 2 lists via a json API of the form {"LIST": ["ADDRESS", ...]}
"""
import argparse
from pathlib import Path
import subprocess
import requests
def sync_members(mailman_bin: Path, mailing_list: str, members: list[str]):
members_file = "\n".join(members)
output = subprocess.run(
[
mailman_bin / "sync_members",
"--no-change",
"--welcome-msg=no",
"--goodbye-msg=no",
"--notifyadmin=no",
"--file",
"-",
mailing_list,
],
input=members_file,
capture_output=True,
check=True,
)
print(output)
def main(mailman_bin: Path, api: str, token: str, list_suffix: str):
r = requests.get(api, headers={"Authorization": "Token " + token})
if not r.ok:
print(f"Failed to get mailing list data from api: {r.status_code} {r.text}")
return
existing_lists = subprocess.run(
[mailman_bin / "list_lists", "-b"], capture_output=True, check=True
).stdout.split(b"\n")
certification_lists = r.json()
for name, members in certification_lists.items():
print(name, "\n".join(members))
if name + list_suffix in existing_lists:
sync_members(mailman_bin, name, members)
if __name__ == "__main__":
argp = argparse.ArgumentParser(description=__doc__)
argp.add_argument(
"--bin",
default="/usr/local/mailman",
type=Path,
help="Path to Mailman site admin scripts (default %(default)s)",
)
argp.add_argument("--api", required=True, help="API endpoint to retrieve JSON from")
argp.add_argument("--token", required=True, help="Authorization Token for API")
argp.add_argument("--list-suffix", help="Suffix for mailing lists")
args = argp.parse_args()
main(args.bin, args.api, args.token, args.list_suffix)