diff options
Diffstat (limited to 'synapse/logging')
| -rw-r--r-- | synapse/logging/context.py | 70 |
1 files changed, 59 insertions, 11 deletions
diff --git a/synapse/logging/context.py b/synapse/logging/context.py index 03cf3c2b8e..e78343f554 100644 --- a/synapse/logging/context.py +++ b/synapse/logging/context.py @@ -22,7 +22,6 @@ them. See doc/log_contexts.rst for details on how this works. """ - import inspect import logging import threading @@ -30,6 +29,7 @@ import types import warnings from typing import TYPE_CHECKING, Optional, Tuple, TypeVar, Union +import attr from typing_extensions import Literal from twisted.internet import defer, threads @@ -181,6 +181,29 @@ class ContextResourceUsage: return res +@attr.s(slots=True) +class ContextRequest: + """ + A bundle of attributes from the SynapseRequest object. + + This exists to: + + * Avoid a cycle between LoggingContext and SynapseRequest. + * Be a single variable that can be passed from parent LoggingContexts to + their children. + """ + + request_id = attr.ib(type=str) + ip_address = attr.ib(type=str) + site_tag = attr.ib(type=str) + requester = attr.ib(type=Optional[str]) + authenticated_entity = attr.ib(type=Optional[str]) + method = attr.ib(type=str) + url = attr.ib(type=str) + protocol = attr.ib(type=str) + user_agent = attr.ib(type=str) + + LoggingContextOrSentinel = Union["LoggingContext", "_Sentinel"] @@ -256,7 +279,7 @@ class LoggingContext: self, name: Optional[str] = None, parent_context: "Optional[LoggingContext]" = None, - request: Optional[str] = None, + request: Optional[ContextRequest] = None, ) -> None: self.previous_context = current_context() self.name = name @@ -281,7 +304,11 @@ class LoggingContext: self.parent_context = parent_context if self.parent_context is not None: - self.parent_context.copy_to(self) + # we track the current request_id + self.request = self.parent_context.request + + # we also track the current scope: + self.scope = self.parent_context.scope if request is not None: # the request param overrides the request from the parent context @@ -289,7 +316,7 @@ class LoggingContext: def __str__(self) -> str: if self.request: - return str(self.request) + return self.request.request_id return "%s@%x" % (self.name, id(self)) @classmethod @@ -556,8 +583,23 @@ class LoggingContextFilter(logging.Filter): # we end up in a death spiral of infinite loops, so let's check, for # robustness' sake. if context is not None: - # Logging is interested in the request. - record.request = context.request # type: ignore + # Logging is interested in the request ID. Note that for backwards + # compatibility this is stored as the "request" on the record. + record.request = str(context) # type: ignore + + # Add some data from the HTTP request. + request = context.request + if request is None: + return True + + record.ip_address = request.ip_address # type: ignore + record.site_tag = request.site_tag # type: ignore + record.requester = request.requester # type: ignore + record.authenticated_entity = request.authenticated_entity # type: ignore + record.method = request.method # type: ignore + record.url = request.url # type: ignore + record.protocol = request.protocol # type: ignore + record.user_agent = request.user_agent # type: ignore return True @@ -630,8 +672,8 @@ def set_current_context(context: LoggingContextOrSentinel) -> LoggingContextOrSe def nested_logging_context(suffix: str) -> LoggingContext: """Creates a new logging context as a child of another. - The nested logging context will have a 'request' made up of the parent context's - request, plus the given suffix. + The nested logging context will have a 'name' made up of the parent context's + name, plus the given suffix. CPU/db usage stats will be added to the parent context's on exit. @@ -641,7 +683,7 @@ def nested_logging_context(suffix: str) -> LoggingContext: # ... do stuff Args: - suffix: suffix to add to the parent context's 'request'. + suffix: suffix to add to the parent context's 'name'. Returns: LoggingContext: new logging context. @@ -653,11 +695,17 @@ def nested_logging_context(suffix: str) -> LoggingContext: ) parent_context = None prefix = "" + request = None else: assert isinstance(curr_context, LoggingContext) parent_context = curr_context - prefix = str(parent_context.request) - return LoggingContext(parent_context=parent_context, request=prefix + "-" + suffix) + prefix = str(parent_context.name) + request = parent_context.request + return LoggingContext( + prefix + "-" + suffix, + parent_context=parent_context, + request=request, + ) def preserve_fn(f): |