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61 lines
1.8 KiB
Python
61 lines
1.8 KiB
Python
import sys
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from argparse import ArgumentParser
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from typing import IO, Any
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import orjson
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from django.core.management.base import BaseCommand
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from zerver.lib.queue import queue_json_publish
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def error(*args: Any) -> None:
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raise Exception("We cannot enqueue because settings.USING_RABBITMQ is False.")
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def enqueue_file(queue_name: str, f: IO[str]) -> None:
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for line in f:
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line = line.strip()
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try:
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payload = line.split("\t")[1]
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except IndexError:
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payload = line
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print(f"Queueing to queue {queue_name}: {payload}")
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# Verify that payload is valid json.
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data = orjson.loads(payload)
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# This is designed to use the `error` method rather than
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# the call_consume_in_tests flow.
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queue_json_publish(queue_name, data, error)
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class Command(BaseCommand):
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help = """Read JSON lines from a file and enqueue them to a worker queue.
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Each line in the file should either be a JSON payload or two tab-separated
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fields, the second of which is a JSON payload. (The latter is to accommodate
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the format of error files written by queue workers that catch exceptions--their
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first field is a timestamp that we ignore.)
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You can use "-" to represent stdin.
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"""
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def add_arguments(self, parser: ArgumentParser) -> None:
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parser.add_argument(
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"queue_name", metavar="<queue>", help="name of worker queue to enqueue to"
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)
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parser.add_argument(
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"file_name", metavar="<file>", help="name of file containing JSON lines"
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)
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def handle(self, *args: Any, **options: str) -> None:
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queue_name = options["queue_name"]
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file_name = options["file_name"]
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if file_name == "-":
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enqueue_file(queue_name, sys.stdin)
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else:
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with open(file_name) as f:
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enqueue_file(queue_name, f)
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