from copy import copy
from collections import deque
from itertools import chain
import os
import sys
import uuid
from sentry_sdk.attachments import Attachment
from sentry_sdk._compat import datetime_utcnow
from sentry_sdk.consts import FALSE_VALUES, INSTRUMENTER
from sentry_sdk._functools import wraps
from sentry_sdk.profiler import Profile
from sentry_sdk.session import Session
from sentry_sdk.tracing_utils import (
Baggage,
extract_sentrytrace_data,
has_tracing_enabled,
normalize_incoming_data,
)
from sentry_sdk.tracing import (
BAGGAGE_HEADER_NAME,
SENTRY_TRACE_HEADER_NAME,
NoOpSpan,
Span,
Transaction,
)
from sentry_sdk._types import TYPE_CHECKING
from sentry_sdk.utils import (
event_from_exception,
exc_info_from_error,
logger,
capture_internal_exceptions,
)
if TYPE_CHECKING:
from collections.abc import MutableMapping
from typing import Any
from typing import Callable
from typing import Deque
from typing import Dict
from typing import Generator
from typing import Iterator
from typing import List
from typing import Optional
from typing import Tuple
from typing import TypeVar
from typing import Union
from sentry_sdk._types import (
Breadcrumb,
BreadcrumbHint,
ErrorProcessor,
Event,
EventProcessor,
ExcInfo,
Hint,
LogLevelStr,
Type,
)
import sentry_sdk
F = TypeVar("F", bound=Callable[..., Any])
T = TypeVar("T")
global_event_processors = [] # type: List[EventProcessor]
def add_global_event_processor(processor):
# type: (EventProcessor) -> None
global_event_processors.append(processor)
def _attr_setter(fn):
# type: (Any) -> Any
return property(fset=fn, doc=fn.__doc__)
def _disable_capture(fn):
# type: (F) -> F
@wraps(fn)
def wrapper(self, *args, **kwargs):
# type: (Any, *Dict[str, Any], **Any) -> Any
if not self._should_capture:
return
try:
self._should_capture = False
return fn(self, *args, **kwargs)
finally:
self._should_capture = True
return wrapper # type: ignore
def _merge_scopes(base, scope_change, scope_kwargs):
# type: (Scope, Optional[Any], Dict[str, Any]) -> Scope
if scope_change and scope_kwargs:
raise TypeError("cannot provide scope and kwargs")
if scope_change is not None:
final_scope = copy(base)
if callable(scope_change):
scope_change(final_scope)
else:
final_scope.update_from_scope(scope_change)
elif scope_kwargs:
final_scope = copy(base)
final_scope.update_from_kwargs(**scope_kwargs)
else:
final_scope = base
return final_scope
class Scope(object):
"""The scope holds extra information that should be sent with all
events that belong to it.
"""
# NOTE: Even though it should not happen, the scope needs to not crash when
# accessed by multiple threads. It's fine if it's full of races, but those
# races should never make the user application crash.
#
# The same needs to hold for any accesses of the scope the SDK makes.
__slots__ = (
"_level",
"_name",
"_fingerprint",
# note that for legacy reasons, _transaction is the transaction *name*,
# not a Transaction object (the object is stored in _span)
"_transaction",
"_transaction_info",
"_user",
"_tags",
"_contexts",
"_extras",
"_breadcrumbs",
"_event_processors",
"_error_processors",
"_should_capture",
"_span",
"_session",
"_attachments",
"_force_auto_session_tracking",
"_profile",
"_propagation_context",
)
def __init__(self):
# type: () -> None
self._event_processors = [] # type: List[EventProcessor]
self._error_processors = [] # type: List[ErrorProcessor]
self._name = None # type: Optional[str]
self._propagation_context = None # type: Optional[Dict[str, Any]]
self.clear()
incoming_trace_information = self._load_trace_data_from_env()
self.generate_propagation_context(incoming_data=incoming_trace_information)
def _load_trace_data_from_env(self):
# type: () -> Optional[Dict[str, str]]
"""
Load Sentry trace id and baggage from environment variables.
Can be disabled by setting SENTRY_USE_ENVIRONMENT to "false".
"""
incoming_trace_information = None
sentry_use_environment = (
os.environ.get("SENTRY_USE_ENVIRONMENT") or ""
).lower()
use_environment = sentry_use_environment not in FALSE_VALUES
if use_environment:
incoming_trace_information = {}
if os.environ.get("SENTRY_TRACE"):
incoming_trace_information[SENTRY_TRACE_HEADER_NAME] = (
os.environ.get("SENTRY_TRACE") or ""
)
if os.environ.get("SENTRY_BAGGAGE"):
incoming_trace_information[BAGGAGE_HEADER_NAME] = (
os.environ.get("SENTRY_BAGGAGE") or ""
)
return incoming_trace_information or None
def _extract_propagation_context(self, data):
# type: (Dict[str, Any]) -> Optional[Dict[str, Any]]
context = {} # type: Dict[str, Any]
normalized_data = normalize_incoming_data(data)
baggage_header = normalized_data.get(BAGGAGE_HEADER_NAME)
if baggage_header:
context["dynamic_sampling_context"] = Baggage.from_incoming_header(
baggage_header
).dynamic_sampling_context()
sentry_trace_header = normalized_data.get(SENTRY_TRACE_HEADER_NAME)
if sentry_trace_header:
sentrytrace_data = extract_sentrytrace_data(sentry_trace_header)
if sentrytrace_data is not None:
context.update(sentrytrace_data)
only_baggage_no_sentry_trace = (
"dynamic_sampling_context" in context and "trace_id" not in context
)
if only_baggage_no_sentry_trace:
context.update(self._create_new_propagation_context())
if context:
if not context.get("span_id"):
context["span_id"] = uuid.uuid4().hex[16:]
return context
return None
def _create_new_propagation_context(self):
# type: () -> Dict[str, Any]
return {
"trace_id": uuid.uuid4().hex,
"span_id": uuid.uuid4().hex[16:],
"parent_span_id": None,
"dynamic_sampling_context": None,
}
def set_new_propagation_context(self):
# type: () -> None
"""
Creates a new propagation context and sets it as `_propagation_context`. Overwriting existing one.
"""
self._propagation_context = self._create_new_propagation_context()
logger.debug(
"[Tracing] Create new propagation context: %s",
self._propagation_context,
)
def generate_propagation_context(self, incoming_data=None):
# type: (Optional[Dict[str, str]]) -> None
"""
Makes sure `_propagation_context` is set.
If there is `incoming_data` overwrite existing `_propagation_context`.
if there is no `incoming_data` create new `_propagation_context`, but do NOT overwrite if already existing.
"""
if incoming_data:
context = self._extract_propagation_context(incoming_data)
if context is not None:
self._propagation_context = context
logger.debug(
"[Tracing] Extracted propagation context from incoming data: %s",
self._propagation_context,
)
if self._propagation_context is None:
self.set_new_propagation_context()
def get_dynamic_sampling_context(self):
# type: () -> Optional[Dict[str, str]]
"""
Returns the Dynamic Sampling Context from the Propagation Context.
If not existing, creates a new one.
"""
if self._propagation_context is None:
return None
baggage = self.get_baggage()
if baggage is not None:
self._propagation_context["dynamic_sampling_context"] = (
baggage.dynamic_sampling_context()
)
return self._propagation_context["dynamic_sampling_context"]
def get_traceparent(self, *args, **kwargs):
# type: (Any, Any) -> Optional[str]
"""
Returns the Sentry "sentry-trace" header (aka the traceparent) from the
currently active span or the scopes Propagation Context.
"""
client = kwargs.pop("client", None)
# If we have an active span, return traceparent from there
if (
client is not None
and has_tracing_enabled(client.options)
and self.span is not None
):
return self.span.to_traceparent()
if self._propagation_context is None:
return None
traceparent = "%s-%s" % (
self._propagation_context["trace_id"],
self._propagation_context["span_id"],
)
return traceparent
def get_baggage(self, *args, **kwargs):
# type: (Any, Any) -> Optional[Baggage]
client = kwargs.pop("client", None)
# If we have an active span, return baggage from there
if (
client is not None
and has_tracing_enabled(client.options)
and self.span is not None
):
return self.span.to_baggage()
if self._propagation_context is None:
return None
dynamic_sampling_context = self._propagation_context.get(
"dynamic_sampling_context"
)
if dynamic_sampling_context is None:
return Baggage.from_options(self)
else:
return Baggage(dynamic_sampling_context)
def get_trace_context(self):
# type: () -> Any
"""
Returns the Sentry "trace" context from the Propagation Context.
"""
if self._propagation_context is None:
return None
trace_context = {
"trace_id": self._propagation_context["trace_id"],
"span_id": self._propagation_context["span_id"],
"parent_span_id": self._propagation_context["parent_span_id"],
"dynamic_sampling_context": self.get_dynamic_sampling_context(),
} # type: Dict[str, Any]
return trace_context
def trace_propagation_meta(self, *args, **kwargs):
# type: (*Any, **Any) -> str
"""
Return meta tags which should be injected into HTML templates
to allow propagation of trace information.
"""
span = kwargs.pop("span", None)
if span is not None:
logger.warning(
"The parameter `span` in trace_propagation_meta() is deprecated and will be removed in the future."
)
client = kwargs.pop("client", None)
meta = ""
sentry_trace = self.get_traceparent(client=client)
if sentry_trace is not None:
meta += '' % (
SENTRY_TRACE_HEADER_NAME,
sentry_trace,
)
baggage = self.get_baggage(client=client)
if baggage is not None:
meta += '' % (
BAGGAGE_HEADER_NAME,
baggage.serialize(),
)
return meta
def iter_headers(self):
# type: () -> Iterator[Tuple[str, str]]
"""
Creates a generator which returns the `sentry-trace` and `baggage` headers from the Propagation Context.
"""
if self._propagation_context is not None:
traceparent = self.get_traceparent()
if traceparent is not None:
yield SENTRY_TRACE_HEADER_NAME, traceparent
dsc = self.get_dynamic_sampling_context()
if dsc is not None:
baggage = Baggage(dsc).serialize()
yield BAGGAGE_HEADER_NAME, baggage
def iter_trace_propagation_headers(self, *args, **kwargs):
# type: (Any, Any) -> Generator[Tuple[str, str], None, None]
"""
Return HTTP headers which allow propagation of trace data. Data taken
from the span representing the request, if available, or the current
span on the scope if not.
"""
span = kwargs.pop("span", None)
client = kwargs.pop("client", None)
propagate_traces = client and client.options["propagate_traces"]
if not propagate_traces:
return
span = span or self.span
if client and has_tracing_enabled(client.options) and span is not None:
for header in span.iter_headers():
yield header
else:
for header in self.iter_headers():
yield header
def clear(self):
# type: () -> None
"""Clears the entire scope."""
self._level = None # type: Optional[LogLevelStr]
self._fingerprint = None # type: Optional[List[str]]
self._transaction = None # type: Optional[str]
self._transaction_info = {} # type: MutableMapping[str, str]
self._user = None # type: Optional[Dict[str, Any]]
self._tags = {} # type: Dict[str, Any]
self._contexts = {} # type: Dict[str, Dict[str, Any]]
self._extras = {} # type: MutableMapping[str, Any]
self._attachments = [] # type: List[Attachment]
self.clear_breadcrumbs()
self._should_capture = True
self._span = None # type: Optional[Span]
self._session = None # type: Optional[Session]
self._force_auto_session_tracking = None # type: Optional[bool]
self._profile = None # type: Optional[Profile]
self._propagation_context = None
@_attr_setter
def level(self, value):
# type: (LogLevelStr) -> None
"""
When set this overrides the level.
.. deprecated:: 1.0.0
Use :func:`set_level` instead.
:param value: The level to set.
"""
logger.warning(
"Deprecated: use .set_level() instead. This will be removed in the future."
)
self._level = value
def set_level(self, value):
# type: (LogLevelStr) -> None
"""
Sets the level for the scope.
:param value: The level to set.
"""
self._level = value
@_attr_setter
def fingerprint(self, value):
# type: (Optional[List[str]]) -> None
"""When set this overrides the default fingerprint."""
self._fingerprint = value
@property
def transaction(self):
# type: () -> Any
# would be type: () -> Optional[Transaction], see https://github.com/python/mypy/issues/3004
"""Return the transaction (root span) in the scope, if any."""
# there is no span/transaction on the scope
if self._span is None:
return None
# there is an orphan span on the scope
if self._span.containing_transaction is None:
return None
# there is either a transaction (which is its own containing
# transaction) or a non-orphan span on the scope
return self._span.containing_transaction
@transaction.setter
def transaction(self, value):
# type: (Any) -> None
# would be type: (Optional[str]) -> None, see https://github.com/python/mypy/issues/3004
"""When set this forces a specific transaction name to be set.
Deprecated: use set_transaction_name instead."""
# XXX: the docstring above is misleading. The implementation of
# apply_to_event prefers an existing value of event.transaction over
# anything set in the scope.
# XXX: note that with the introduction of the Scope.transaction getter,
# there is a semantic and type mismatch between getter and setter. The
# getter returns a Transaction, the setter sets a transaction name.
# Without breaking version compatibility, we could make the setter set a
# transaction name or transaction (self._span) depending on the type of
# the value argument.
logger.warning(
"Assigning to scope.transaction directly is deprecated: use scope.set_transaction_name() instead."
)
self._transaction = value
if self._span and self._span.containing_transaction:
self._span.containing_transaction.name = value
def set_transaction_name(self, name, source=None):
# type: (str, Optional[str]) -> None
"""Set the transaction name and optionally the transaction source."""
self._transaction = name
if self._span and self._span.containing_transaction:
self._span.containing_transaction.name = name
if source:
self._span.containing_transaction.source = source
if source:
self._transaction_info["source"] = source
@_attr_setter
def user(self, value):
# type: (Optional[Dict[str, Any]]) -> None
"""When set a specific user is bound to the scope. Deprecated in favor of set_user."""
self.set_user(value)
def set_user(self, value):
# type: (Optional[Dict[str, Any]]) -> None
"""Sets a user for the scope."""
self._user = value
if self._session is not None:
self._session.update(user=value)
@property
def span(self):
# type: () -> Optional[Span]
"""Get/set current tracing span or transaction."""
return self._span
@span.setter
def span(self, span):
# type: (Optional[Span]) -> None
self._span = span
# XXX: this differs from the implementation in JS, there Scope.setSpan
# does not set Scope._transactionName.
if isinstance(span, Transaction):
transaction = span
if transaction.name:
self._transaction = transaction.name
if transaction.source:
self._transaction_info["source"] = transaction.source
@property
def profile(self):
# type: () -> Optional[Profile]
return self._profile
@profile.setter
def profile(self, profile):
# type: (Optional[Profile]) -> None
self._profile = profile
def set_tag(self, key, value):
# type: (str, Any) -> None
"""
Sets a tag for a key to a specific value.
:param key: Key of the tag to set.
:param value: Value of the tag to set.
"""
self._tags[key] = value
def remove_tag(self, key):
# type: (str) -> None
"""
Removes a specific tag.
:param key: Key of the tag to remove.
"""
self._tags.pop(key, None)
def set_context(
self,
key, # type: str
value, # type: Dict[str, Any]
):
# type: (...) -> None
"""
Binds a context at a certain key to a specific value.
"""
self._contexts[key] = value
def remove_context(
self, key # type: str
):
# type: (...) -> None
"""Removes a context."""
self._contexts.pop(key, None)
def set_extra(
self,
key, # type: str
value, # type: Any
):
# type: (...) -> None
"""Sets an extra key to a specific value."""
self._extras[key] = value
def remove_extra(
self, key # type: str
):
# type: (...) -> None
"""Removes a specific extra key."""
self._extras.pop(key, None)
def clear_breadcrumbs(self):
# type: () -> None
"""Clears breadcrumb buffer."""
self._breadcrumbs = deque() # type: Deque[Breadcrumb]
def add_attachment(
self,
bytes=None, # type: Optional[bytes]
filename=None, # type: Optional[str]
path=None, # type: Optional[str]
content_type=None, # type: Optional[str]
add_to_transactions=False, # type: bool
):
# type: (...) -> None
"""Adds an attachment to future events sent."""
self._attachments.append(
Attachment(
bytes=bytes,
path=path,
filename=filename,
content_type=content_type,
add_to_transactions=add_to_transactions,
)
)
def add_breadcrumb(self, crumb=None, hint=None, **kwargs):
# type: (Optional[Breadcrumb], Optional[BreadcrumbHint], Any) -> None
"""
Adds a breadcrumb.
:param crumb: Dictionary with the data as the sentry v7/v8 protocol expects.
:param hint: An optional value that can be used by `before_breadcrumb`
to customize the breadcrumbs that are emitted.
"""
client = kwargs.pop("client", None)
if client is None:
return
before_breadcrumb = client.options.get("before_breadcrumb")
max_breadcrumbs = client.options.get("max_breadcrumbs")
crumb = dict(crumb or ()) # type: Breadcrumb
crumb.update(kwargs)
if not crumb:
return
hint = dict(hint or ()) # type: Hint
if crumb.get("timestamp") is None:
crumb["timestamp"] = datetime_utcnow()
if crumb.get("type") is None:
crumb["type"] = "default"
if before_breadcrumb is not None:
new_crumb = before_breadcrumb(crumb, hint)
else:
new_crumb = crumb
if new_crumb is not None:
self._breadcrumbs.append(new_crumb)
else:
logger.info("before breadcrumb dropped breadcrumb (%s)", crumb)
while len(self._breadcrumbs) > max_breadcrumbs:
self._breadcrumbs.popleft()
def start_transaction(
self, transaction=None, instrumenter=INSTRUMENTER.SENTRY, **kwargs
):
# type: (Optional[Transaction], str, Any) -> Union[Transaction, NoOpSpan]
"""
Start and return a transaction.
Start an existing transaction if given, otherwise create and start a new
transaction with kwargs.
This is the entry point to manual tracing instrumentation.
A tree structure can be built by adding child spans to the transaction,
and child spans to other spans. To start a new child span within the
transaction or any span, call the respective `.start_child()` method.
Every child span must be finished before the transaction is finished,
otherwise the unfinished spans are discarded.
When used as context managers, spans and transactions are automatically
finished at the end of the `with` block. If not using context managers,
call the `.finish()` method.
When the transaction is finished, it will be sent to Sentry with all its
finished child spans.
For supported `**kwargs` see :py:class:`sentry_sdk.tracing.Transaction`.
"""
hub = kwargs.pop("hub", None)
client = kwargs.pop("client", None)
configuration_instrumenter = client and client.options["instrumenter"]
if instrumenter != configuration_instrumenter:
return NoOpSpan()
custom_sampling_context = kwargs.pop("custom_sampling_context", {})
# if we haven't been given a transaction, make one
if transaction is None:
kwargs.setdefault("hub", hub)
transaction = Transaction(**kwargs)
# use traces_sample_rate, traces_sampler, and/or inheritance to make a
# sampling decision
sampling_context = {
"transaction_context": transaction.to_json(),
"parent_sampled": transaction.parent_sampled,
}
sampling_context.update(custom_sampling_context)
transaction._set_initial_sampling_decision(sampling_context=sampling_context)
profile = Profile(transaction, hub=hub)
profile._set_initial_sampling_decision(sampling_context=sampling_context)
# we don't bother to keep spans if we already know we're not going to
# send the transaction
if transaction.sampled:
max_spans = (
client and client.options["_experiments"].get("max_spans")
) or 1000
transaction.init_span_recorder(maxlen=max_spans)
return transaction
def start_span(self, span=None, instrumenter=INSTRUMENTER.SENTRY, **kwargs):
# type: (Optional[Span], str, Any) -> Span
"""
Start a span whose parent is the currently active span or transaction, if any.
The return value is a :py:class:`sentry_sdk.tracing.Span` instance,
typically used as a context manager to start and stop timing in a `with`
block.
Only spans contained in a transaction are sent to Sentry. Most
integrations start a transaction at the appropriate time, for example
for every incoming HTTP request. Use
:py:meth:`sentry_sdk.start_transaction` to start a new transaction when
one is not already in progress.
For supported `**kwargs` see :py:class:`sentry_sdk.tracing.Span`.
"""
client = kwargs.get("client", None)
configuration_instrumenter = client and client.options["instrumenter"]
if instrumenter != configuration_instrumenter:
return NoOpSpan()
# THIS BLOCK IS DEPRECATED
# TODO: consider removing this in a future release.
# This is for backwards compatibility with releases before
# start_transaction existed, to allow for a smoother transition.
if isinstance(span, Transaction) or "transaction" in kwargs:
deprecation_msg = (
"Deprecated: use start_transaction to start transactions and "
"Transaction.start_child to start spans."
)
if isinstance(span, Transaction):
logger.warning(deprecation_msg)
return self.start_transaction(span, **kwargs)
if "transaction" in kwargs:
logger.warning(deprecation_msg)
name = kwargs.pop("transaction")
return self.start_transaction(name=name, **kwargs)
# THIS BLOCK IS DEPRECATED
# We do not pass a span into start_span in our code base, so I deprecate this.
if span is not None:
deprecation_msg = "Deprecated: passing a span into `start_span` is deprecated and will be removed in the future."
logger.warning(deprecation_msg)
return span
kwargs.pop("client")
active_span = self.span
if active_span is not None:
new_child_span = active_span.start_child(**kwargs)
return new_child_span
# If there is already a trace_id in the propagation context, use it.
# This does not need to be done for `start_child` above because it takes
# the trace_id from the parent span.
if "trace_id" not in kwargs:
traceparent = self.get_traceparent()
trace_id = traceparent.split("-")[0] if traceparent else None
if trace_id is not None:
kwargs["trace_id"] = trace_id
return Span(**kwargs)
def continue_trace(self, environ_or_headers, op=None, name=None, source=None):
# type: (Dict[str, Any], Optional[str], Optional[str], Optional[str]) -> Transaction
"""
Sets the propagation context from environment or headers and returns a transaction.
"""
self.generate_propagation_context(environ_or_headers)
transaction = Transaction.continue_from_headers(
normalize_incoming_data(environ_or_headers),
op=op,
name=name,
source=source,
)
return transaction
def capture_event(self, event, hint=None, client=None, scope=None, **scope_kwargs):
# type: (Event, Optional[Hint], Optional[sentry_sdk.Client], Optional[Scope], Any) -> Optional[str]
"""
Captures an event.
Merges given scope data and calls :py:meth:`sentry_sdk.Client.capture_event`.
:param event: A ready-made event that can be directly sent to Sentry.
:param hint: Contains metadata about the event that can be read from `before_send`, such as the original exception object or a HTTP request object.
:param client: The client to use for sending the event to Sentry.
:param scope: An optional :py:class:`sentry_sdk.Scope` to apply to events.
The `scope` and `scope_kwargs` parameters are mutually exclusive.
:param scope_kwargs: Optional data to apply to event.
For supported `**scope_kwargs` see :py:meth:`sentry_sdk.Scope.update_from_kwargs`.
The `scope` and `scope_kwargs` parameters are mutually exclusive.
:returns: An `event_id` if the SDK decided to send the event (see :py:meth:`sentry_sdk.Client.capture_event`).
"""
if client is None:
return None
scope = _merge_scopes(self, scope, scope_kwargs)
return client.capture_event(event=event, hint=hint, scope=scope)
def capture_message(
self, message, level=None, client=None, scope=None, **scope_kwargs
):
# type: (str, Optional[LogLevelStr], Optional[sentry_sdk.Client], Optional[Scope], Any) -> Optional[str]
"""
Captures a message.
:param message: The string to send as the message.
:param level: If no level is provided, the default level is `info`.
:param client: The client to use for sending the event to Sentry.
:param scope: An optional :py:class:`sentry_sdk.Scope` to apply to events.
The `scope` and `scope_kwargs` parameters are mutually exclusive.
:param scope_kwargs: Optional data to apply to event.
For supported `**scope_kwargs` see :py:meth:`sentry_sdk.Scope.update_from_kwargs`.
The `scope` and `scope_kwargs` parameters are mutually exclusive.
:returns: An `event_id` if the SDK decided to send the event (see :py:meth:`sentry_sdk.Client.capture_event`).
"""
if client is None:
return None
if level is None:
level = "info"
event = {
"message": message,
"level": level,
} # type: Event
return self.capture_event(event, client=client, scope=scope, **scope_kwargs)
def capture_exception(self, error=None, client=None, scope=None, **scope_kwargs):
# type: (Optional[Union[BaseException, ExcInfo]], Optional[sentry_sdk.Client], Optional[Scope], Any) -> Optional[str]
"""Captures an exception.
:param error: An exception to capture. If `None`, `sys.exc_info()` will be used.
:param client: The client to use for sending the event to Sentry.
:param scope: An optional :py:class:`sentry_sdk.Scope` to apply to events.
The `scope` and `scope_kwargs` parameters are mutually exclusive.
:param scope_kwargs: Optional data to apply to event.
For supported `**scope_kwargs` see :py:meth:`sentry_sdk.Scope.update_from_kwargs`.
The `scope` and `scope_kwargs` parameters are mutually exclusive.
:returns: An `event_id` if the SDK decided to send the event (see :py:meth:`sentry_sdk.Client.capture_event`).
"""
if client is None:
return None
if error is not None:
exc_info = exc_info_from_error(error)
else:
exc_info = sys.exc_info()
event, hint = event_from_exception(exc_info, client_options=client.options)
try:
return self.capture_event(
event, hint=hint, client=client, scope=scope, **scope_kwargs
)
except Exception:
self._capture_internal_exception(sys.exc_info())
return None
def _capture_internal_exception(
self, exc_info # type: Any
):
# type: (...) -> Any
"""
Capture an exception that is likely caused by a bug in the SDK
itself.
These exceptions do not end up in Sentry and are just logged instead.
"""
logger.error("Internal error in sentry_sdk", exc_info=exc_info)
def start_session(self, *args, **kwargs):
# type: (*Any, **Any) -> None
"""Starts a new session."""
client = kwargs.pop("client", None)
session_mode = kwargs.pop("session_mode", "application")
self.end_session(client=client)
self._session = Session(
release=client.options["release"] if client else None,
environment=client.options["environment"] if client else None,
user=self._user,
session_mode=session_mode,
)
def end_session(self, *args, **kwargs):
# type: (*Any, **Any) -> None
"""Ends the current session if there is one."""
client = kwargs.pop("client", None)
session = self._session
self._session = None
if session is not None:
session.close()
if client is not None:
client.capture_session(session)
def stop_auto_session_tracking(self, *args, **kwargs):
# type: (*Any, **Any) -> None
"""Stops automatic session tracking.
This temporarily session tracking for the current scope when called.
To resume session tracking call `resume_auto_session_tracking`.
"""
client = kwargs.pop("client", None)
self.end_session(client=client)
self._force_auto_session_tracking = False
def resume_auto_session_tracking(self):
# type: (...) -> None
"""Resumes automatic session tracking for the current scope if
disabled earlier. This requires that generally automatic session
tracking is enabled.
"""
self._force_auto_session_tracking = None
def add_event_processor(
self, func # type: EventProcessor
):
# type: (...) -> None
"""Register a scope local event processor on the scope.
:param func: This function behaves like `before_send.`
"""
if len(self._event_processors) > 20:
logger.warning(
"Too many event processors on scope! Clearing list to free up some memory: %r",
self._event_processors,
)
del self._event_processors[:]
self._event_processors.append(func)
def add_error_processor(
self,
func, # type: ErrorProcessor
cls=None, # type: Optional[Type[BaseException]]
):
# type: (...) -> None
"""Register a scope local error processor on the scope.
:param func: A callback that works similar to an event processor but is invoked with the original exception info triple as second argument.
:param cls: Optionally, only process exceptions of this type.
"""
if cls is not None:
cls_ = cls # For mypy.
real_func = func
def func(event, exc_info):
# type: (Event, ExcInfo) -> Optional[Event]
try:
is_inst = isinstance(exc_info[1], cls_)
except Exception:
is_inst = False
if is_inst:
return real_func(event, exc_info)
return event
self._error_processors.append(func)
def _apply_level_to_event(self, event, hint, options):
# type: (Event, Hint, Optional[Dict[str, Any]]) -> None
if self._level is not None:
event["level"] = self._level
def _apply_breadcrumbs_to_event(self, event, hint, options):
# type: (Event, Hint, Optional[Dict[str, Any]]) -> None
event.setdefault("breadcrumbs", {}).setdefault("values", []).extend(
self._breadcrumbs
)
def _apply_user_to_event(self, event, hint, options):
# type: (Event, Hint, Optional[Dict[str, Any]]) -> None
if event.get("user") is None and self._user is not None:
event["user"] = self._user
def _apply_transaction_name_to_event(self, event, hint, options):
# type: (Event, Hint, Optional[Dict[str, Any]]) -> None
if event.get("transaction") is None and self._transaction is not None:
event["transaction"] = self._transaction
def _apply_transaction_info_to_event(self, event, hint, options):
# type: (Event, Hint, Optional[Dict[str, Any]]) -> None
if event.get("transaction_info") is None and self._transaction_info is not None:
event["transaction_info"] = self._transaction_info
def _apply_fingerprint_to_event(self, event, hint, options):
# type: (Event, Hint, Optional[Dict[str, Any]]) -> None
if event.get("fingerprint") is None and self._fingerprint is not None:
event["fingerprint"] = self._fingerprint
def _apply_extra_to_event(self, event, hint, options):
# type: (Event, Hint, Optional[Dict[str, Any]]) -> None
if self._extras:
event.setdefault("extra", {}).update(self._extras)
def _apply_tags_to_event(self, event, hint, options):
# type: (Event, Hint, Optional[Dict[str, Any]]) -> None
if self._tags:
event.setdefault("tags", {}).update(self._tags)
def _apply_contexts_to_event(self, event, hint, options):
# type: (Event, Hint, Optional[Dict[str, Any]]) -> None
if self._contexts:
event.setdefault("contexts", {}).update(self._contexts)
contexts = event.setdefault("contexts", {})
# Add "trace" context
if contexts.get("trace") is None:
if has_tracing_enabled(options) and self._span is not None:
contexts["trace"] = self._span.get_trace_context()
else:
contexts["trace"] = self.get_trace_context()
# Add "reply_id" context
try:
replay_id = contexts["trace"]["dynamic_sampling_context"]["replay_id"] # type: ignore
except (KeyError, TypeError):
replay_id = None
if replay_id is not None:
contexts["replay"] = {
"replay_id": replay_id,
}
@_disable_capture
def apply_to_event(
self,
event, # type: Event
hint, # type: Hint
options=None, # type: Optional[Dict[str, Any]]
):
# type: (...) -> Optional[Event]
"""Applies the information contained on the scope to the given event."""
ty = event.get("type")
is_transaction = ty == "transaction"
is_check_in = ty == "check_in"
# put all attachments into the hint. This lets callbacks play around
# with attachments. We also later pull this out of the hint when we
# create the envelope.
attachments_to_send = hint.get("attachments") or []
for attachment in self._attachments:
if not is_transaction or attachment.add_to_transactions:
attachments_to_send.append(attachment)
hint["attachments"] = attachments_to_send
self._apply_contexts_to_event(event, hint, options)
if is_check_in:
# Check-ins only support the trace context, strip all others
event["contexts"] = {
"trace": event.setdefault("contexts", {}).get("trace", {})
}
if not is_check_in:
self._apply_level_to_event(event, hint, options)
self._apply_fingerprint_to_event(event, hint, options)
self._apply_user_to_event(event, hint, options)
self._apply_transaction_name_to_event(event, hint, options)
self._apply_transaction_info_to_event(event, hint, options)
self._apply_tags_to_event(event, hint, options)
self._apply_extra_to_event(event, hint, options)
if not is_transaction and not is_check_in:
self._apply_breadcrumbs_to_event(event, hint, options)
def _drop(cause, ty):
# type: (Any, str) -> Optional[Any]
logger.info("%s (%s) dropped event", ty, cause)
return None
# run error processors
exc_info = hint.get("exc_info")
if exc_info is not None:
for error_processor in self._error_processors:
new_event = error_processor(event, exc_info)
if new_event is None:
return _drop(error_processor, "error processor")
event = new_event
# run event processors
if not is_check_in:
for event_processor in chain(
global_event_processors, self._event_processors
):
new_event = event
with capture_internal_exceptions():
new_event = event_processor(event, hint)
if new_event is None:
return _drop(event_processor, "event processor")
event = new_event
return event
def update_from_scope(self, scope):
# type: (Scope) -> None
"""Update the scope with another scope's data."""
if scope._level is not None:
self._level = scope._level
if scope._fingerprint is not None:
self._fingerprint = scope._fingerprint
if scope._transaction is not None:
self._transaction = scope._transaction
if scope._transaction_info is not None:
self._transaction_info.update(scope._transaction_info)
if scope._user is not None:
self._user = scope._user
if scope._tags:
self._tags.update(scope._tags)
if scope._contexts:
self._contexts.update(scope._contexts)
if scope._extras:
self._extras.update(scope._extras)
if scope._breadcrumbs:
self._breadcrumbs.extend(scope._breadcrumbs)
if scope._span:
self._span = scope._span
if scope._attachments:
self._attachments.extend(scope._attachments)
if scope._profile:
self._profile = scope._profile
if scope._propagation_context:
self._propagation_context = scope._propagation_context
def update_from_kwargs(
self,
user=None, # type: Optional[Any]
level=None, # type: Optional[LogLevelStr]
extras=None, # type: Optional[Dict[str, Any]]
contexts=None, # type: Optional[Dict[str, Any]]
tags=None, # type: Optional[Dict[str, str]]
fingerprint=None, # type: Optional[List[str]]
):
# type: (...) -> None
"""Update the scope's attributes."""
if level is not None:
self._level = level
if user is not None:
self._user = user
if extras is not None:
self._extras.update(extras)
if contexts is not None:
self._contexts.update(contexts)
if tags is not None:
self._tags.update(tags)
if fingerprint is not None:
self._fingerprint = fingerprint
def __copy__(self):
# type: () -> Scope
rv = object.__new__(self.__class__) # type: Scope
rv._level = self._level
rv._name = self._name
rv._fingerprint = self._fingerprint
rv._transaction = self._transaction
rv._transaction_info = dict(self._transaction_info)
rv._user = self._user
rv._tags = dict(self._tags)
rv._contexts = dict(self._contexts)
rv._extras = dict(self._extras)
rv._breadcrumbs = copy(self._breadcrumbs)
rv._event_processors = list(self._event_processors)
rv._error_processors = list(self._error_processors)
rv._propagation_context = self._propagation_context
rv._should_capture = self._should_capture
rv._span = self._span
rv._session = self._session
rv._force_auto_session_tracking = self._force_auto_session_tracking
rv._attachments = list(self._attachments)
rv._profile = self._profile
return rv
def __repr__(self):
# type: () -> str
return "<%s id=%s name=%s>" % (
self.__class__.__name__,
hex(id(self)),
self._name,
)