zulip/zerver/management/commands/export_usermessage_batch.py

45 lines
1.7 KiB
Python

import glob
import logging
import os
from argparse import ArgumentParser
from typing import Any
from django.core.management.base import BaseCommand
from typing_extensions import override
from zerver.lib.export import export_usermessages_batch
class Command(BaseCommand):
help = """UserMessage fetching helper for export.py"""
@override
def add_arguments(self, parser: ArgumentParser) -> None:
parser.add_argument("--path", help="Path to find messages.json archives")
parser.add_argument("--thread", help="Thread ID")
parser.add_argument(
"--consent-message-id",
type=int,
help="ID of the message advertising users to react with thumbs up",
)
@override
def handle(self, *args: Any, **options: Any) -> None:
logging.info("Starting UserMessage batch thread %s", options["thread"])
files = set(glob.glob(os.path.join(options["path"], "messages-*.json.partial")))
for partial_path in files:
locked_path = partial_path.replace(".json.partial", ".json.locked")
output_path = partial_path.replace(".json.partial", ".json")
try:
os.rename(partial_path, locked_path)
except FileNotFoundError:
# Already claimed by another process
continue
logging.info("Thread %s processing %s", options["thread"], output_path)
try:
export_usermessages_batch(locked_path, output_path, options["consent_message_id"])
except BaseException:
# Put the item back in the free pool when we fail
os.rename(locked_path, partial_path)
raise