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import os
import uuid
import random
from datetime import datetime
from sentry_sdk._compat import string_types, text_type, iteritems
from sentry_sdk.utils import (
handle_in_app,
get_type_name,
capture_internal_exceptions,
current_stacktrace,
logger,
)
from sentry_sdk.serializer import Serializer
from sentry_sdk.transport import make_transport
from sentry_sdk.consts import DEFAULT_OPTIONS, SDK_INFO
from sentry_sdk.integrations import setup_integrations
from sentry_sdk.utils import ContextVar
MYPY = False
if MYPY:
from typing import Any
from typing import Callable
from typing import Dict
from typing import Optional
from sentry_sdk.consts import ClientOptions
from sentry_sdk.scope import Scope
from sentry_sdk.utils import Event, Hint
_client_init_debug = ContextVar("client_init_debug")
def get_options(*args, **kwargs):
# type: (*str, **ClientOptions) -> ClientOptions
if args and (isinstance(args[0], string_types) or args[0] is None):
dsn = args[0] # type: Optional[str]
args = args[1:]
else:
dsn = None
rv = dict(DEFAULT_OPTIONS)
options = dict(*args, **kwargs) # type: ignore
if dsn is not None and options.get("dsn") is None:
options["dsn"] = dsn # type: ignore
for key, value in iteritems(options):
if key not in rv:
raise TypeError("Unknown option %r" % (key,))
rv[key] = value
if rv["dsn"] is None:
rv["dsn"] = os.environ.get("SENTRY_DSN")
if rv["release"] is None:
rv["release"] = os.environ.get("SENTRY_RELEASE")
if rv["environment"] is None:
rv["environment"] = os.environ.get("SENTRY_ENVIRONMENT")
return rv # type: ignore
class Client(object):
"""The client is internally responsible for capturing the events and
forwarding them to sentry through the configured transport. It takes
the client options as keyword arguments and optionally the DSN as first
argument.
"""
def __init__(self, *args, **kwargs):
# type: (*str, **ClientOptions) -> None
old_debug = _client_init_debug.get(False)
try:
self.options = options = get_options(*args, **kwargs)
_client_init_debug.set(options["debug"])
self.transport = make_transport(options)
request_bodies = ("always", "never", "small", "medium")
if options["request_bodies"] not in request_bodies:
raise ValueError(
"Invalid value for request_bodies. Must be one of {}".format(
request_bodies
)
)
self.integrations = setup_integrations(
options["integrations"], with_defaults=options["default_integrations"]
)
finally:
_client_init_debug.set(old_debug)
@property
def dsn(self):
# type: () -> Optional[str]
"""Returns the configured DSN as string."""
return self.options["dsn"]
def _prepare_event(
self,
event, # type: Event
hint, # type: Optional[Hint]
scope, # type: Optional[Scope]
):
# type: (...) -> Optional[Event]
if event.get("timestamp") is None:
event["timestamp"] = datetime.utcnow()
hint = dict(hint or ()) # type: Hint
if scope is not None:
event_ = scope.apply_to_event(event, hint)
if event_ is None:
return None
event = event_
if (
self.options["attach_stacktrace"]
and "exception" not in event
and "stacktrace" not in event
and "threads" not in event
):
with capture_internal_exceptions():
event["threads"] = {
"values": [
{
"stacktrace": current_stacktrace(
self.options["with_locals"]
),
"crashed": False,
"current": True,
}
]
}
for key in "release", "environment", "server_name", "dist":
if event.get(key) is None and self.options[key] is not None: # type: ignore
event[key] = text_type(self.options[key]).strip() # type: ignore
if event.get("sdk") is None:
sdk_info = dict(SDK_INFO)
sdk_info["integrations"] = sorted(self.integrations.keys())
event["sdk"] = sdk_info
if event.get("platform") is None:
event["platform"] = "python"
event = handle_in_app(
event, self.options["in_app_exclude"], self.options["in_app_include"]
)
# Postprocess the event here so that annotated types do
# generally not surface in before_send
if event is not None:
event = Serializer().serialize_event(event)
before_send = self.options["before_send"]
if before_send is not None:
new_event = None
with capture_internal_exceptions():
new_event = before_send(event, hint or {})
if new_event is None:
logger.info("before send dropped event (%s)", event)
event = new_event # type: ignore
return event
def _is_ignored_error(self, event, hint):
# type: (Event, Hint) -> bool
exc_info = hint.get("exc_info")
if exc_info is None:
return False
type_name = get_type_name(exc_info[0])
full_name = "%s.%s" % (exc_info[0].__module__, type_name)
for errcls in self.options["ignore_errors"]:
# String types are matched against the type name in the
# exception only
if isinstance(errcls, string_types):
if errcls == full_name or errcls == type_name:
return True
else:
if issubclass(exc_info[0], errcls): # type: ignore
return True
return False
def _should_capture(
self,
event, # type: Event
hint, # type: Hint
scope=None, # type: Optional[Scope]
):
# type: (...) -> bool
if scope is not None and not scope._should_capture:
return False
if (
self.options["sample_rate"] < 1.0
and random.random() >= self.options["sample_rate"]
):
return False
if self._is_ignored_error(event, hint):
return False
return True
def capture_event(self, event, hint=None, scope=None):
# type: (Dict[str, Any], Optional[Any], Optional[Scope]) -> Optional[str]
"""Captures an event.
This takes the ready made event and an optional hint and scope. The
hint is internally used to further customize the representation of the
error. When provided it's a dictionary of optional information such
as exception info.
If the transport is not set nothing happens, otherwise the return
value of this function will be the ID of the captured event.
"""
if self.transport is None:
return None
if hint is None:
hint = {}
rv = event.get("event_id")
if rv is None:
event["event_id"] = rv = uuid.uuid4().hex
if not self._should_capture(event, hint, scope):
return None
event = self._prepare_event(event, hint, scope)
if event is None:
return None
self.transport.capture_event(event)
return rv
def close(self, timeout=None, callback=None):
# type: (Optional[float], Optional[Callable[[int, float], None]]) -> None
"""
Close the client and shut down the transport. Arguments have the same
semantics as `self.flush()`.
"""
if self.transport is not None:
self.flush(timeout=timeout, callback=callback)
self.transport.kill()
self.transport = None
def flush(self, timeout=None, callback=None):
# type: (Optional[float], Optional[Callable[[int, float], None]]) -> None
"""
Wait `timeout` seconds for the current events to be sent. If no
`timeout` is provided, the `shutdown_timeout` option value is used.
The `callback` is invoked with two arguments: the number of pending
events and the configured timeout. For instance the default atexit
integration will use this to render out a message on stderr.
"""
if self.transport is not None:
if timeout is None:
timeout = self.options["shutdown_timeout"]
self.transport.flush(timeout=timeout, callback=callback)
def __enter__(self):
# type: () -> Client
return self
def __exit__(self, exc_type, exc_value, tb):
# type: (Any, Any, Any) -> None
self.close()
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