mirror of https://github.com/zulip/zulip.git
66 lines
2.0 KiB
Python
66 lines
2.0 KiB
Python
import cProfile
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import logging
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import tempfile
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from typing import Any, Dict
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from django.core.management.base import CommandParser
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from django.http import HttpRequest, HttpResponse
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from zerver.lib.management import ZulipBaseCommand
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from zerver.middleware import LogRequests
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from zerver.models import UserMessage, UserProfile
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from zerver.views.message_fetch import get_messages_backend
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request_logger = LogRequests()
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class MockSession:
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def __init__(self) -> None:
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self.modified = False
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class MockRequest(HttpRequest):
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def __init__(self, user: UserProfile) -> None:
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self.user = user
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self.path = "/"
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self.method = "POST"
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self.META = {"REMOTE_ADDR": "127.0.0.1"}
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anchor = (
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UserMessage.objects.filter(user_profile=self.user).order_by("-message")[200].message_id
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)
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self.REQUEST = {
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"anchor": anchor,
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"num_before": 1200,
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"num_after": 200,
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}
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self.POST = self.REQUEST
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self.GET: Dict[Any, Any] = {}
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self.session = MockSession()
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def get_full_path(self) -> str:
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return self.path
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def profile_request(request: HttpRequest) -> HttpResponse:
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request_logger.process_request(request)
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prof = cProfile.Profile()
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prof.enable()
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ret = get_messages_backend(request, request.user, apply_markdown=True)
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prof.disable()
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with tempfile.NamedTemporaryFile(prefix="profile.data.", delete=False) as stats_file:
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prof.dump_stats(stats_file.name)
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request_logger.process_response(request, ret)
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logging.info("Profiling data written to %s", stats_file.name)
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return ret
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class Command(ZulipBaseCommand):
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def add_arguments(self, parser: CommandParser) -> None:
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parser.add_argument("email", metavar="<email>", help="Email address of the user")
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self.add_realm_args(parser)
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def handle(self, *args: Any, **options: Any) -> None:
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realm = self.get_realm(options)
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user = self.get_user(options["email"], realm)
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profile_request(MockRequest(user))
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