<!--
If you know who should review your pull request, please assign it to that
person, otherwise the pull request would get assigned randomly.
If your pull request is for a specific language, please add the appropriate
lang label.
-->
Closes#35871
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/35871 from yijiem:grpc-metrics 86ebe484ae
PiperOrigin-RevId: 609533796
We've got a few situations coming up with promises that will want a "broadcast new value to everywhere" situation.
Closes#35552
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/35552 from ctiller:obs 30fd697ae3
PiperOrigin-RevId: 599609399
A call execution environment for the V3 runtime.
The `CallFilters` class will ultimately be a (private) member of `CallSpine`, and the `StackBuilder` component will be used by a channel when all of the filters it needs are known to allow the call spine to start processing a call.
This is accompanied by a reasonably extensive test suite.
I expect to fine tune semantics, implementation, and tests over the coming weeks/months as we iterate to bring up the rest of the pieces.
Closes#35533
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/35533 from ctiller:filters 689c7b527b
PiperOrigin-RevId: 599220150
Make sure there is no unnecessary delays when there are multiple reports in the queue.
This change also adds a test for the custom LB policy.
Closes#35467
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/35467 from eugeneo:tasks/orca-test-timeout-316026521 4aab50a118
PiperOrigin-RevId: 597007131
Adapts work from https://github.com/grpc/grpc/pull/34728 and previous changes from @nanahpang, implements new v3 filter/transport interface, and brings up the core of the chaotic good transport.
The next change will bring a more complete test suite (for this and inproc).
Closes#35400
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/35400 from ctiller:v3-server 737ca5431a
PiperOrigin-RevId: 596621152
- `memory_pressure_controller` finally - allows deletion of pid_controller throughout the codebase
- `overload_protection` - one of the http2 rapid reset mitigations
- `red_max_concurrent_streams` - another http2 rapid reset mitigation
Closes#35426
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/35426 from ctiller:new-years-cleanse 4651672e7e
PiperOrigin-RevId: 595205029
Remove the old `switch` library - this used to be an implementation detail of `Seq`, `TrySeq` - but has become unused.
Add a new user facing primitive `Switch` that fills a similar role to `switch` in C++ - selecting a promise to execute based on a primitive discriminator - much like `If` allows selection based on a boolean discriminator now.
A future change will optimize this to actually lower the `Switch` into an actual `switch` statement, but for right now I want to get the functionality in.
Closes#35424
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/35424 from ctiller:switchy 5308a914c6
PiperOrigin-RevId: 595140965
`AllOk` runs a set of promises concurrently, and like `TryJoin` waits for them all to succeed or one to fail.
Unlike `TryJoin` it returns a single unified status of the composition, so cannot handle member promises that might return `StatusOr` or the like.
Closes#35304
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/35304 from ctiller:all-review 30f5f809c6
PiperOrigin-RevId: 591031189
<!--
If you know who should review your pull request, please assign it to that
person, otherwise the pull request would get assigned randomly.
If your pull request is for a specific language, please add the appropriate
lang label.
-->
Closes#35153
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/35153 from yijiem:native_dns_resolver a4107f7d81
PiperOrigin-RevId: 588543137
Add a variant of `Spawn` that returns a promise that can be awaited by another activity.
This allows us to simply implement complex cross-activity synchronization.
(necessary building block for #34740)
Also adds an inter-activity latch as a building block to test this work.
Closes#34744
COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/34744 from ctiller:ninteen-ninety-nine 19074b255f
PiperOrigin-RevId: 582450643
`StatusFlag` acts like a status, but is just a boolean (we don't want to
accidentally treat a boolean as something that indicates failure in case
it's not)
Similarly `ValueOrFailure` looks like `StatusOr` but reduces the failure
space to one value.
---------
Co-authored-by: ctiller <ctiller@users.noreply.github.com>
Modeled after mutexes in the Rust ecosystem: the mutex owns the data
provided, and acquisition of the mutex returns a handle with which to
manipulate that data.
This fits in nicely with the execution environment we've established
whereby we may want to pass the lock from lambda to lambda for some
time.
---------
Co-authored-by: ctiller <ctiller@users.noreply.github.com>
This is a follow-up PR of #34191, which handles the error condition of
endpoints failed to write/read in chaotic-good client transport.
This PR needs to be merged after #34191.
<!--
If you know who should review your pull request, please assign it to
that
person, otherwise the pull request would get assigned randomly.
If your pull request is for a specific language, please add the
appropriate
lang label.
-->
<!--
If you know who should review your pull request, please assign it to
that
person, otherwise the pull request would get assigned randomly.
If your pull request is for a specific language, please add the
appropriate
lang label.
-->
---------
Co-authored-by: Bradley Hess <bdhess@google.com>
Co-authored-by: AJ Heller <hork@google.com>
This adds the directory reloader implementation of the CrlProvider. This
will periodically reload CRL files in a directory per [gRFC
A69](https://github.com/grpc/proposal/pull/382)
Included in this is the following:
* A public API to create the `DirectoryReloaderCrlProvider`
* A basic directory interface in gprpp and platform specific impls for
getting the list of files in a directory (unfortunately prior C++17,
there is no std::filesystem, so we have to have platform specific impls)
* The implementation of `DirectoryReloaderCrlProvider` takes an
event_engine and a directory interface. This allows us to test using the
fuzzing event engine for time mocking, and to implement a test directory
interface so we avoid having to make temporary directories and files in
the tests. This is notably not in `include`, and the
`CreateDirectoryReloaderCrlProvider` is the only way to construct one
from the public API, so we don't expose the event engine and directory
details to the user.
---------
Co-authored-by: gtcooke94 <gtcooke94@users.noreply.github.com>
This PR fixes a bug identified in #29667, where the TLS channel
credentials still require a trust bundle even if the user has explicitly
opted to not verify the server certificate. This PR is based on #29810.
Earlier, the grpc message-length prefix for outgoing data messages was
incorrectly being counted towards `data_bytes` instead of
`framing_bytes`. This PR fixes it.
Note that the incoming stats collection properly attributes the grpc
message-length prefix to `framing_bytes`.
This change will affect all stats plugins (OpenCensus and OpenTelemetry)
that make use of this information for metrics.
Roll forward #34191, which is reverted due to error `2023-10-09
22:01:18,569 FAILED: cmake/build/client_transport_test
--gtest_filter=ClientTransportTest.AddMultipleStreams
GRPC_POLL_STRATEGY=none` (Removed uses_event_engine=False,
uses_polling=False in test build).
<!--
If you know who should review your pull request, please assign it to
that
person, otherwise the pull request would get assigned randomly.
If your pull request is for a specific language, please add the
appropriate
lang label.
-->
Ditch the old priority scheme for ordering filters, instead explicitly
mark up before/after constraints.
---------
Co-authored-by: ctiller <ctiller@users.noreply.github.com>
The basic APIs for the CRL Reloading features.
This adds external types to represent CRL Providers, CRLs, and
CertificateInfo.
Internally we will use `CrlImpl` - this layer is needed to hide OpenSSL
details from the user.
GRFC - https://github.com/grpc/proposal/pull/382
Things Done
* Add external API for `CrlProvider`, `Crl`, `CertInfo` (`CertInfo` is
used during CRL lookup rather than passing the entire certificate).
* Add code paths in `ssl_transport_security` to utilize CRL providers
* Add `StaticCrlProvider`
* Refactor `crl_ssl_transport_security_test.cc` so it is more extensible
and can be used with providers
Instead of fixing a target size for writes, try to adapt it a little to
observed bandwidth.
The initial algorithm tries to get large writes within 100-1000ms
maximum delay - this range probably wants to be tuned, but let's see.
The hope here is that on slow connections we can not back buffer so much
and so when we need to send a ping-ack it's possible without great
delay.
The `TickForDuration()` method was using `grpc_core::Timestamp::Now()`
to get the current time, but that was not in sync with the `now_` value
inside the Fuzzing EE itself, with the result that after two subsequent
250ms increments, timers were not being properly fired. I've added a
test that demonstrates this failure without the fix.
Experiment 1: On RST_STREAM: reduce MAX_CONCURRENT_STREAMS for one round
trip.
Experiment 2: If a settings frame is outstanding with a lower
MAX_CONCURRENT_STREAMS than is configured, and we receive a new incoming
stream that would exceed the new cap, randomly reject it.
---------
Co-authored-by: ctiller <ctiller@users.noreply.github.com>
This is the initial change of chaotic-good client transport read path,
which is a following PR of the client transport write path at #33876.
There's a pending work of handling endpoint failures in the transport.
It will be added after we have the inter-activity pipe with close
function.
<!--
If you know who should review your pull request, please assign it to
that
person, otherwise the pull request would get assigned randomly.
If your pull request is for a specific language, please add the
appropriate
lang label.
-->
- Fixes support for the same address being present more than once in the
address list, which was accidentally broken in #34244.
- Change the call attribute to encode the hash as an integer instead of
a string.
Isolate ping callback tracking to its own file.
Also takes the opportunity to simplify keepalive code by applying the
ping timeout to all pings.
Adds an experiment to allow multiple pings outstanding too (this was
originally an accidental behavior change of the work, but one that I
think may be useful going forward).
---------
Co-authored-by: ctiller <ctiller@users.noreply.github.com>
Yijie Ma