The following bugs are fixed:
* Missing ExecCtx in event engine endpoints and listeners
* Ref counting issue with iomgr endpoint which causes crashes in
overloaded situations
The PR includes a test which triggers these bugs by simulating an
overloaded system.
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Added tests involve:
1. Checking the # of logger invocations with multiple RBACs in the
chain.
2. Verifying content in audit context with action and audit condition
permutations.
3. Confirm custom logger and built-in logger configurations are working.
4. Confirm the feature is protected by the environment variable.
---------
Co-authored-by: rockspore <rockspore@users.noreply.github.com>
- switch to json_object_loader for config parsing
- use `absl::string_view` instead of `const char*` for cert provider
names
- change cert provider registry to use a map instead of a vector
- remove unused mesh_ca cert provider factory
I generated a new client key and cert where a Spiffe ID is added as the
URI SAN. As such, we are able to test the audit log contains the
principal correctly.
Update: I switched to use the test logger to verify the log content and
removed stdout logger here because one the failure of [RBE Windows Debug
C/C++](https://source.cloud.google.com/results/invocations/c3187f41-bb1f-44b3-b2b1-23f38e47386d).
Update again: Refactored the test logger in a util such that the authz
engine test also uses the same logger. Subsequently, xDS e2e test will
also use it.
---------
Co-authored-by: rockspore <rockspore@users.noreply.github.com>
Reverts grpc/grpc#33002. Breaks internal builds:
`.../privacy_context:filters does not depend on a module exporting
'.../src/core/lib/channel/context.h'`
Change call attributes to be stored in a `ChunkedVector` instead of
`std::map<>`, so that the storage can be allocated on the arena. This
means that we're now doing a linear search instead of a map lookup, but
the total number of attributes is expected to be low enough that that
should be okay.
Also, we now hide the actual data structure inside of the
`ServiceConfigCallData` object, which required some changes to the
`ConfigSelector` API. Previously, the `ConfigSelector` would return a
`CallConfig` struct, and the client channel would then use the data in
that struct to populate the `ServiceConfigCallData`. This PR changes
that such that the client channel creates the `ServiceConfigCallData`
before invoking the `ConfigSelector`, and it passes the
`ServiceConfigCallData` into the `ConfigSelector` so that the
`ConfigSelector` can populate it directly.
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This bug occurred when the same xDS server was configured twice in the
same bootstrap config, once in an authority and again as the top-level
server. In that case, we were incorrectly failing to de-dup them and
were creating a separate channel for the LRS stream than the one that
already existed for the ADS stream. We fix this by canonicalizing the
server keys the same way in both cases.
As a separate follow-up item, I will work on trying to find a better way
to key these maps that does not suffer from this kind of fragility.
Expand server promises to run with C++ end2end tests.
Across connected_channel/call/batch_builder/pipe/transport:
- fix a bug where read errors weren't propagated from transport to call
so that we can populate failed_before_recv_message for the c++ bindings
- ensure those errors are not, however, used to populate the returned
call status
Add a new latch call arg to lazily propagate the bound CQ for a server
call (and client call, but here it's used degenerately - it's always
populated). This allows server calls to be properly bound to
pollsets.(1)/(2)
In call.cc:
- move some profiling code from FilterStackCall to Call, and then use it
in PromiseBasedCall (this should be cleaned up with tracing work)
- implement GetServerAuthority
In server.cc:
- use an RAII pattern on `MatchResult` to avoid a bug whereby a tag
could be dropped if we cancel a request after it's been matched but
before it's published
- fix deadline export to ServerContext
In resource_quota_server.cc:
- fix some long standing flakes (that were finally obvious with the new
test code) - it's legal here to have client calls not arrive at the
server due to resource starvation, work through that (includes adding
expectations during a `Step` call, which required some small tweaks to
cq_verifier)
In the C++ end2end_test.cc:
- strengthen a flaky test so it passes consistently (it's likely we'll
revisit this with the fuzzing efforts to strengthen it into an actually
robust test)
(1) It's time to remove this concept
(2) Surprisingly the only test that *reliably* demonstrates this not
being done is time_change_test
---------
Co-authored-by: ctiller <ctiller@users.noreply.github.com>
This reverts commit 4b46dbc19e.
Reason: this seems to be breaking load reports in certain cases,
b/276944116
Let's revert so this doesn't accidentally get released.
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Co-authored-by: ctiller <ctiller@users.noreply.github.com>
This reverts commit 7bd9267f32.
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This is a big rewrite of global config.
It does a few things, all somewhat intertwined:
1. centralize the list of configuration we have to a yaml file that can
be parsed, and code generated from it
2. add an initialization and a reset stage so that config vars can be
centrally accessed very quickly without the need for caching them
3. makes the syntax more C++ like (less macros!)
4. (optionally) adds absl flags to the OSS build
This first round of changes is intended to keep the system where it is
without major changes. We pick up absl flags to match internal code and
remove one point of deviation - but importantly continue to read from
the environment variables. In doing so we don't force absl flags on our
customers - it's possible to configure grpc without the flags - but
instead allow users that do use absl flags to configure grpc using that
mechanism. Importantly this lets internal customers configure grpc the
same everywhere.
Future changes along this path will be two-fold:
1. Move documentation generation into the code generation step, so that
within the source of truth yaml file we can find all documentation and
data about a configuration knob - eliminating the chance of forgetting
to document something in all the right places.
2. Provide fuzzing over configurations. Currently most config variables
get stashed in static constants across the codebase. To fuzz over these
we'd need a way to reset those cached values between fuzzing rounds,
something that is terrifically difficult right now, but with these
changes should simply be a reset on `ConfigVars`.
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---------
Co-authored-by: ctiller <ctiller@users.noreply.github.com>
We currently take named metrics recorded per-request only. Instead we
should merge field-wise.
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This test is flaky only with iomgr, this fix will likely fix this.
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The `XdsFaultInjectionMaxFault` test has seen a few flakes since #32326
was merged. I believe the flakiness is caused by the fact that when a
large number of RPCs are queued up before the resolver result comes in,
those RPCs are now re-processed in parallel instead of sequentially,
which can cause us to delay more RPCs than we should due to the
`max_faults` setting. To fix this, we change the test to ensure that the
channel is connected (i.e., the resolver result has already been
returned) before we start sending a large number of concurrent RPCs.
Although this is the only test that I've seen flakes in, I've made this
same change consistently to all fault injection tests that are creating
a large number of concurrent RPCs, since the same flake could affect any
of them.
These tests are failing because they're running with too few threads,
however if we give them sufficient threads to catch bugs they're flaky.
Remove them and get the team some bandwidth back.
* Revert "Revert "Revert "Revert "server: introduce ServerMetricRecorder API and move per-call reporting from a C++ interceptor to a C-core filter (#32106)" (#32272)" (#32279)" (#32293)"
This reverts commit 1f960697c5.
* Do not create CallMetricRecorder if call is null.
* Revert "Revert "server: introduce ServerMetricRecorder API and move per-call reporting from a C++ interceptor to a C-core filter (#32106)" (#32272)"
This reverts commit deb1e25543.
* Fix by caching call metric recording stuff in async request
PR #32106 caused msan errors in some tests while de-referencing the
server object where async calls are active after the server is
destroyed. Instead cache the ServerMetricRecorder pointer.
* copyright headers fixed
* clang fixes.
Eugene Ostroukhov