Currently channel filter construction returns a `StatusOr<T>`, this change makes it return a `StatusOr<P<T>>` where P is `unique_ptr`, `OrphanablePtr`, `RefCountedPtr`, `DualRefCountedPtr`, etc (most of the code really doesn't need to know, so I'm choosing to leave the flexibility).
That smart pointer is then stored in the channel stack instance, and dereferenced when needed.
This means that channel filters no longer need to be movable (which is a nice simplification), and puts these level-1 filters on a similar memory management track as the level-2 filters we have planned.
(this change also converts client load reporting to v3 apis -- it's a bit accidentally picked up, but seems ok to pull through too)
Closes#36355
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36355 from ctiller:objectify-me 0eb054b748
PiperOrigin-RevId: 625390977
First of several PRs to improve the e2e testing for the SSL credentials API.
Closes#35433
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/35433 from matthewstevenson88:more-ssl-testing 2a0db7624e
PiperOrigin-RevId: 625326074
Make `CallSpineInterface` describe the operations that we need, and return `Promise<>` types -- these are `std::function` wrappers and involve an allocation.
This ought to be acceptable for the use cases we'll be using `CallSpineInterface` for in the short term - and doing this lets us bring the rest of the v3 stack in concurrently with the "v2.5" stack -- the v2 stack using some of the v3 interfaces I put together to unblock chaotic-good.
Later we'll remove this scaffolding and eventually `CallSpineInterface` in its entirety, in preference to something wrapped around `CallFilters`.
Closes#36321
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36321 from ctiller:cally-2 7f608c36d3
PiperOrigin-RevId: 625096226
`setuptools` made a decision to change the artifact name it builds (from `grpcio-health-checking` to `grpcio_health_checking`) in their latest release (https://github.com/pypa/setuptools/issues/4300).
As a result, we need broaden our regex so that our tests can pickup the correct files.
### Note
* Using `[_-]*` instead of `[_-]?` to match one character since `bash` uses a different flavor of regular expressions called basic regular expressions (BREs) which do not support the optional quantifier `?`.
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Closes#36352
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36352 from XuanWang-Amos:fix_distribution_test 8dfcc4e9a3
PiperOrigin-RevId: 625083784
grpc][Gpr_To_Absl_Logging] Migrating from gpr to absl logging GPR_ASSERT
Replacing GPR_ASSERT with absl CHECK
Will not be replacing CHECK with CHECK_EQ , CHECK_NE etc because there are too many callsites. Only a few - which fit into single - line regex will be changed. This would be small in number just to reduce the load later.
Replacing CHECK with CHECK_EQ , CHECK_NE etc could be done using Cider-V once these changes are submitted if we want to clean up later. Given that we have 5000+ instances of GPR_ASSERT to edit, Doing it manually is too much work for both the author and reviewer.
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Closes#36326
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36326 from tanvi-jagtap:tjagtap_gpr_assert_event_eng bfe99bec63
PiperOrigin-RevId: 624038836
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Closes#36334
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36334 from yijiem:grpc-metrics-better-compile-time-enforcement 2ae15acfeb
PiperOrigin-RevId: 623909848
The pick_first policy creates a list of subchannels for each resolver update and then iterates over the list, attempting to connect to each subchannel in turn, until one of them succeeds. However, once a subchannel does succeed, the policy unrefs the other subchannels but still retains a bunch of now-unnecessary state in the subchannel list itself. This wastes a bunch of memory, especially now that petiole policies are delegating to pick_first. This PR contains a new pick_first implementation that stops retaining that state, which significantly reduces per-channel memory.
There is one behavior change here, which is that if we have a connected subchannel and we get a resolver update that no longer includes that address, we now go IDLE instead of proactively trying to connect to the new addresses.
Closes#34766
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/34766 from markdroth:pick_first_free_memory_after_connecting 7236b4321f
PiperOrigin-RevId: 623887639
[grpc][Gpr_To_Absl_Logging] Migrating from gpr to absl logging GPR_ASSERT
Replacing GPR_ASSERT with absl CHECK
Will not be replacing CHECK with CHECK_EQ , CHECK_NE etc because there are too many callsites. Only a few - which fit into single - line regex will be changed. This would be small in number just to reduce the load later.
Replacing CHECK with CHECK_EQ , CHECK_NE etc could be done using Cider-V once these changes are submitted if we want to clean up later. Given that we have 5000+ instances of GPR_ASSERT to edit, Doing it manually is too much work for both the author and reviewer.
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Closes#36269
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36269 from tanvi-jagtap:tjagtap_gpr_assert_qps 26dcf74e27
PiperOrigin-RevId: 623504407
[grpc][Gpr_To_Absl_Logging] Migrating from gpr to absl logging GPR_ASSERT
Replacing GPR_ASSERT with absl CHECK
Will not be replacing CHECK with CHECK_EQ , CHECK_NE etc because there are too many callsites. Only a few - which fit into single - line regex will be changed. This would be small in number just to reduce the load later.
Replacing CHECK with CHECK_EQ , CHECK_NE etc could be done using Cider-V once these changes are submitted if we want to clean up later. Given that we have 5000+ instances of GPR_ASSERT to edit, Doing it manually is too much work for both the author and reviewer.
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Closes#36267
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36267 from tanvi-jagtap:tjagtap_grpc_assert_02 3aed626101
PiperOrigin-RevId: 623469007
[grpc][Gpr_To_Absl_Logging] Migrating from gpr to absl logging GPR_ASSERT
Replacing GPR_ASSERT with absl CHECK
Will not be replacing CHECK with CHECK_EQ , CHECK_NE etc because there are too many callsites. Only a few - which fit into single - line regex will be changed. This would be small in number just to reduce the load later.
Replacing CHECK with CHECK_EQ , CHECK_NE etc could be done using Cider-V once these changes are submitted if we want to clean up later. Given that we have 5000+ instances of GPR_ASSERT to edit, Doing it manually is too much work for both the author and reviewer.
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Closes#36270
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36270 from tanvi-jagtap:tjagtap_gpr_assert_core_transport 537a25a32d
PiperOrigin-RevId: 623411162
[grpc][Gpr_To_Absl_Logging] Migrating from gpr to absl logging GPR_ASSERT
Replacing GPR_ASSERT with absl CHECK
Will not be replacing CHECK with CHECK_EQ , CHECK_NE etc because there are too many callsites. Only a few - which fit into single - line regex will be changed. This would be small in number just to reduce the load later.
Replacing CHECK with CHECK_EQ , CHECK_NE etc could be done using Cider-V once these changes are submitted if we want to clean up later. Given that we have 5000+ instances of GPR_ASSERT to edit, Doing it manually is too much work for both the author and reviewer.
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Closes#36224
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36224 from tanvi-jagtap:assert_end2end_general 0b0e940f5d
PiperOrigin-RevId: 623410297
Replacing GPR_ASSERT with absl CHECK
Will not be replacing CHECK with CHECK_EQ , CHECK_NE etc because there are too many callsites.
This could be done using Cider-V once these changes are submitted if we want to clean up later. Given that we have 4000+ instances of GPR_ASSERT to edit, Doing it manually is too much work for both the author and reviewer.
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Closes#36222
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36222 from tanvi-jagtap:assert_interop adcc660e78
PiperOrigin-RevId: 623366969
[grpc][Gpr_To_Absl_Logging] Migrating from gpr to absl logging GPR_ASSERT
Replacing GPR_ASSERT with absl CHECK
Will not be replacing CHECK with CHECK_EQ , CHECK_NE etc because there are too many callsites. Only a few - which fit into single - line regex will be changed. This would be small in number just to reduce the load later.
Replacing CHECK with CHECK_EQ , CHECK_NE etc could be done using Cider-V once these changes are submitted if we want to clean up later. Given that we have 5000+ instances of GPR_ASSERT to edit, Doing it manually is too much work for both the author and reviewer.
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Closes#36268
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36268 from tanvi-jagtap:tjagtap_grpc_assert_end2end_xds d9d072c772
PiperOrigin-RevId: 623360481
PanCakes to the rescue!
We noticed that our 'sanity' test was going to fail, but we think we can fix that automatically, so we put together this PR to do just that!
If you'd like to opt-out of these PR's, add yourself to NO_AUTOFIX_USERS in .github/workflows/pr-auto-fix.yaml
Closes#36309
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36309 from grpc:create-pull-request/patch-4feb98e f76f2493ab
PiperOrigin-RevId: 623277186
This fixes rare failure under MSAN. This does not increate the test run time:
MSAN build:
```
//test/cpp/interop:backend_metrics_lb_policy_test@poller=poll PASSED in 59.2s
Stats over 5000 runs: max = 59.2s, min = 4.9s, avg = 6.5s, dev = 2.8s
```
Opt/no MSAN:
```
//test/cpp/interop:backend_metrics_lb_policy_test@poller=poll PASSED in 26.7s
Stats over 5000 runs: max = 26.7s, min = 4.9s, avg = 7.7s, dev = 2.8s
```
Closes#36308
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36308 from eugeneo:333396468-msan-backend_metrics_lb_policy_test 4ad9443131
PiperOrigin-RevId: 623250444
Updates to `CallFilter` to get it ready for integration to `CallSpine`.
This is a bundle commit grabbed from my working branch so there's a few things rolled in here:
* PipeState picks up methods to close it cleanly and in error, and expands its Pull API to signify that error
* Add a `NextMessage` type that encapsulates one message pulled from a pipe (much like `Pipe::NextResult` - except that we know this is a message, and it's built on the `CallFilters` types)
* Add debug stringifiers to many CallFilters types, and better tracing
* Eliminate unused `CallFilters::PipePromise::Pull` type -- other variants are better for all cases
* Add support for filters having the signature `(Handle, Filter*) -> promise returning StatusOr<Handle>` - will support `ClientAuthFilter` in a future commit asynchronously mutating client initial metadata
Closes#36240
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36240 from ctiller:cally-1 aa5fe997bf
PiperOrigin-RevId: 623194327
The build layout I chose in https://github.com/grpc/grpc/pull/36198 causes problems for Google's internal build systems. This change fixes things so that link order is correct - unfortunately at the cost of adding 90-some C++ compilations.
I've made a new .cc file that is as minimal as possible to reduce the cost of those compilations down as far as I can.
PiperOrigin-RevId: 623012695
As per https://github.com/grpc/proposal/pull/419, the experimental optional label `grpc.lb.locality` is added to the follow per-call metrics -
* grpc.client.attempt.duration
* grpc.client.attempt.sent_total_compressed_message_size
* grpc.client.attempt.rcvd_total_compressed_message_size
Closes#36254
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36254 from yashykt:OTelOptionalLabelsOnPerCall c5390c99a1
PiperOrigin-RevId: 622973959
### NOTE
* We shouldn't merge this PR until GCP cloud functions drops support for Python 3.7 ([Currently scheduled for GCF](https://cloud.google.com/functions/docs/runtime-support#python))
As part of supporting Python 3.12, we're now officially drop support for Python 3.7.
This PR:
* Changed supported Python version from 3.7 to 3.8 in README.
* Replaced distribution test image from `debian:buster` to `debian:bullseye` since the default Python version in buster is 3.7.
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Closes#34450
PiperOrigin-RevId: 622899511
[grpc][Gpr_To_Absl_Logging] Migrating from gpr to absl logging - GPR_ASSERT
Replacing GPR_ASSERT with absl CHECK
Will not be replacing CHECK with CHECK_EQ , CHECK_NE etc because there are too many callsites.
This could be done using Cider-V once these changes are submitted if we want to clean up later. Given that we have 4000+ instances of GPR_ASSERT to edit, Doing it manually is too much work for both the author and reviewer.
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Closes#36223
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36223 from tanvi-jagtap:assert_grpclb 205ba1d023
PiperOrigin-RevId: 622378411
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Closes#36263
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36263 from yijiem:fix-tests-1.63-release 205746bdbd
PiperOrigin-RevId: 622251682
Seeing the following error in the [grpc_portability](https://fusion2.corp.google.com/ci;ids=1930537984/kokoro/prod:grpc%2Fcore%2Fmaster%2Flinux%2Fgrpc_portability/activity/3abaaa26-ee47-4ae6-a7ca-29c42e92857a/tests) build:
```
2024-04-05 04:25:38,790 WARNING: All log messages before absl::InitializeLog() is called are written to STDERR
I0000 00:00:1712290838.800474 1083330 config.cc:239] gRPC experiments: work_serializer_dispatch:off; default-enabled: call_status_override_on_cancellation, event_engine_dns, event_engine_listener, http2_stats_fix, monitoring_experiment, pending_queue_cap, work_serializer_clears_time_cache
I0000 00:00:1712290838.800793 1083330 ev_epoll1_linux.cc:123] grpc epoll fd: 3
Note: Google Test filter = ServiceConfigParserTest.DoubleRegistration
[==========] Running 1 test from 1 test suite.
[----------] Global test environment set-up.
[----------] 1 test from ServiceConfigParserTest
[ RUN ] ServiceConfigParserTest.DoubleRegistration
[WARNING] /var/local/git/grpc/third_party/googletest/googletest/src/gtest-death-test.cc:1102:: Death tests use fork(), which is unsafe particularly in a threaded context. For this test, Google Test detected 4 threads. See https://github.com/google/googletest/blob/main/docs/advanced.md#death-tests-and-threads for more explanation and suggested solutions, especially if this is the last message you see before your test times o
ut.
2024-04-05 04:25:38,791 TIMEOUT: cmake/build/service_config_test --gtest_filter=ServiceConfigParserTest.DoubleRegistration GRPC_POLL_STRATEGY=epoll1 [pid=1083328, time=300.0sec]
```
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Closes#36261
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36261 from yijiem:fix-tests-1.63-release 5605defcba
PiperOrigin-RevId: 622222161
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Closes#36182
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36182 from yijiem:grpc-metrics-async-gauge 8614485f3d
PiperOrigin-RevId: 622182710
See #36176. The only difference is a temporary shim for Secure credentials types, which was already discussed and approved separately.
Closes#36242
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36242 from drfloob:reland/36176 f07bebe289
PiperOrigin-RevId: 621879911
This paves the way for removing `GetEndpoint()` from the transport API, which is a prereq for removing `grpc_endpoint_shutdown()`.
Closes#36237
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36237 from markdroth:endpoint_filter_cleanup_rbac 46a41400e0
PiperOrigin-RevId: 621537397
Following up to #33961 `Party` no longer needs to refer to `Arena`, and decoupling gives us a few more degrees of freedom in the design of a final `CallSpine`.
Also flesh out `LogStateChange` usage so that all state transitions are traced when that tracer is enabled.
Closes#36229
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36229 from ctiller:arenaless-party 51ae8eb898
PiperOrigin-RevId: 621525912
modeled after absl/time
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Closes#36219
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36219 from yijiem:fix-infinities e102d7fe21
PiperOrigin-RevId: 621287985
Also addressing a TODO from previous PRs where `authority` is not being populated in the `ChannelScope`.
Closes#36189
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36189 from yashykt:OTelChannelScope e76f9ce0ca
PiperOrigin-RevId: 621231764
Forked from #35957
This PR refactors the credentials types to remove Secure and Insecure Channel and Call credentials types. We standardize on a `c_creds()` accessor method for all credentials types, which can now be treated uniformly. This notably removes special-case handling of insecure credentials.
The special code-paths for insecure creds are no longer necessary in the wake of #25586.
Closes#36176
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36176 from drfloob:fork/35957/creds-API fd64d59c23
PiperOrigin-RevId: 621008166
- client initial metadata is always supplied at initiator construction
- stack configuration is lazily supplied
Closes#36005
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36005 from ctiller:chan3-no-push 423869d77b
PiperOrigin-RevId: 620971618
Instead, build a library and re-use that across compilations.
This still invokes a link step per target, and we'll want to deal with that at some point too, but at least this makes some progress to not being as wasteful with our compilation resources.
Additionally: remove bm_pollset -- it was having some problems compiling, and we really don't need it anymore.
Closes#36197
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36197 from ctiller:maintain-this-shite 9955026e23
PiperOrigin-RevId: 620946543
Previously we wrote `DualRefCounted : public Orphanable`, but this is wrong: `Orphan`-ing is a private implementation detail to `DualRefCounted`, but a public interface to `Orphanable`.
This bug means that it's possible to write `OrphanablePtr<T>` when `T` is derived from `DualRefCounted`, leading to hard to diagnose bugs - especially when moving a previously `Orphanable` type to be `DualRefCounted`.
This change removes the inheritance from `Orphanable`, and instead adds an overridable method `Orphaned` that implementors of `DualRefCounted` can implement.
In this way we get:
* compiler errors if someone chooses to write `OrphanablePtr` for one of these types
* compiler errors if someone implements `Orphan()` instead of `Orphaned()` in the wrong place (or vice versa)
Closes#36194
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36194 from ctiller:orf b96b831a96
PiperOrigin-RevId: 620916632
Internally, use `std::vector` instead of `ChunkedVector` to hold extra metadatum.
I'm not totally convinced this is the right move, so it's going to be a try it and monitor for a month or so thing... I might roll back if performance is actually affected (but I think we'll see some wins and losses and overall about a wash).
Closes#36118
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36118 from ctiller:YUPYUPYUP 68e0acd0a2
PiperOrigin-RevId: 620902195
This removes two Executor::Run dependencies, and requires that all ServerCallbackCall implementations implement the new `RunAsync` method. There's one other known other implementation of ServerCallbackCall that will need to be updated.
We could also support an "inefficient" path that uses the default engine (not implemented here), for all subclasses that do not want to update. As far as anyone is aware, the ServerCallbackCall class was never intended to be subclassed externally.
Closes#36126
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36126 from drfloob:server-callback-on-ee 6242a78a3f
PiperOrigin-RevId: 619621598
AJ Heller