264 lines
7.3 KiB
Python
264 lines
7.3 KiB
Python
from __future__ import print_function
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import json
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import io
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import urllib3 # type: ignore
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import certifi
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import gzip
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from datetime import datetime, timedelta
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from sentry_sdk.utils import Dsn, logger, capture_internal_exceptions
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from sentry_sdk.worker import BackgroundWorker
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from sentry_sdk._types import MYPY
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if MYPY:
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from typing import Type
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from typing import Any
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from typing import Optional
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from typing import Dict
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from typing import Union
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from typing import Callable
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from urllib3.poolmanager import PoolManager # type: ignore
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from urllib3.poolmanager import ProxyManager
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from sentry_sdk._types import Event
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try:
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from urllib.request import getproxies
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except ImportError:
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from urllib import getproxies # type: ignore
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class Transport(object):
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"""Baseclass for all transports.
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A transport is used to send an event to sentry.
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"""
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parsed_dsn = None # type: Optional[Dsn]
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def __init__(
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self, options=None # type: Optional[Dict[str, Any]]
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):
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# type: (...) -> None
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self.options = options
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if options and options["dsn"] is not None and options["dsn"]:
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self.parsed_dsn = Dsn(options["dsn"])
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else:
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self.parsed_dsn = None
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def capture_event(
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self, event # type: Event
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):
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# type: (...) -> None
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"""This gets invoked with the event dictionary when an event should
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be sent to sentry.
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"""
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raise NotImplementedError()
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def flush(
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self,
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timeout, # type: float
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callback=None, # type: Optional[Any]
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):
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# type: (...) -> None
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"""Wait `timeout` seconds for the current events to be sent out."""
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pass
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def kill(self):
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# type: () -> None
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"""Forcefully kills the transport."""
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pass
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def __del__(self):
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# type: () -> None
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try:
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self.kill()
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except Exception:
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pass
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class HttpTransport(Transport):
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"""The default HTTP transport."""
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def __init__(
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self, options # type: Dict[str, Any]
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):
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# type: (...) -> None
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from sentry_sdk.consts import VERSION
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Transport.__init__(self, options)
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assert self.parsed_dsn is not None
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self._worker = BackgroundWorker()
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self._auth = self.parsed_dsn.to_auth("sentry.python/%s" % VERSION)
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self._disabled_until = None # type: Optional[datetime]
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self._retry = urllib3.util.Retry()
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self.options = options
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self._pool = self._make_pool(
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self.parsed_dsn,
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http_proxy=options["http_proxy"],
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https_proxy=options["https_proxy"],
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ca_certs=options["ca_certs"],
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)
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from sentry_sdk import Hub
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self.hub_cls = Hub
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def _send_event(
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self, event # type: Event
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):
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# type: (...) -> None
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if self._disabled_until is not None:
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if datetime.utcnow() < self._disabled_until:
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return
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self._disabled_until = None
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body = io.BytesIO()
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with gzip.GzipFile(fileobj=body, mode="w") as f:
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f.write(json.dumps(event, allow_nan=False).encode("utf-8"))
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assert self.parsed_dsn is not None
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logger.debug(
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"Sending event, type:%s level:%s event_id:%s project:%s host:%s"
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% (
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event.get("type") or "null",
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event.get("level") or "null",
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event.get("event_id") or "null",
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self.parsed_dsn.project_id,
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self.parsed_dsn.host,
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)
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)
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response = self._pool.request(
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"POST",
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str(self._auth.store_api_url),
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body=body.getvalue(),
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headers={
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"User-Agent": str(self._auth.client),
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"X-Sentry-Auth": str(self._auth.to_header()),
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"Content-Type": "application/json",
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"Content-Encoding": "gzip",
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},
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)
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try:
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if response.status == 429:
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self._disabled_until = datetime.utcnow() + timedelta(
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seconds=self._retry.get_retry_after(response) or 60
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)
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return
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elif response.status >= 300 or response.status < 200:
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logger.error(
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"Unexpected status code: %s (body: %s)",
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response.status,
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response.data,
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)
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finally:
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response.close()
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self._disabled_until = None
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def _get_pool_options(self, ca_certs):
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# type: (Optional[Any]) -> Dict[str, Any]
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return {
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"num_pools": 2,
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"cert_reqs": "CERT_REQUIRED",
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"ca_certs": ca_certs or certifi.where(),
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}
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def _make_pool(
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self,
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parsed_dsn, # type: Dsn
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http_proxy, # type: Optional[str]
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https_proxy, # type: Optional[str]
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ca_certs, # type: Optional[Any]
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):
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# type: (...) -> Union[PoolManager, ProxyManager]
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proxy = None
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# try HTTPS first
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if parsed_dsn.scheme == "https" and (https_proxy != ""):
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proxy = https_proxy or getproxies().get("https")
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# maybe fallback to HTTP proxy
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if not proxy and (http_proxy != ""):
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proxy = http_proxy or getproxies().get("http")
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opts = self._get_pool_options(ca_certs)
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if proxy:
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return urllib3.ProxyManager(proxy, **opts)
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else:
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return urllib3.PoolManager(**opts)
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def capture_event(
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self, event # type: Event
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):
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# type: (...) -> None
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hub = self.hub_cls.current
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def send_event_wrapper():
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# type: () -> None
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with hub:
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with capture_internal_exceptions():
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self._send_event(event)
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self._worker.submit(send_event_wrapper)
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def flush(
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self,
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timeout, # type: float
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callback=None, # type: Optional[Any]
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):
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# type: (...) -> None
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logger.debug("Flushing HTTP transport")
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if timeout > 0:
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self._worker.flush(timeout, callback)
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def kill(self):
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# type: () -> None
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logger.debug("Killing HTTP transport")
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self._worker.kill()
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class _FunctionTransport(Transport):
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def __init__(
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self, func # type: Callable[[Event], None]
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):
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# type: (...) -> None
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Transport.__init__(self)
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self._func = func
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def capture_event(
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self, event # type: Event
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):
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# type: (...) -> None
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self._func(event)
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return None
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def make_transport(options):
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# type: (Dict[str, Any]) -> Optional[Transport]
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ref_transport = options["transport"]
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# If no transport is given, we use the http transport class
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if ref_transport is None:
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transport_cls = HttpTransport # type: Type[Transport]
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elif isinstance(ref_transport, Transport):
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return ref_transport
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elif isinstance(ref_transport, type) and issubclass(ref_transport, Transport):
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transport_cls = ref_transport
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elif callable(ref_transport):
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return _FunctionTransport(ref_transport) # type: ignore
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# if a transport class is given only instanciate it if the dsn is not
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# empty or None
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if options["dsn"]:
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return transport_cls(options)
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return None
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