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xds: External Processor Server Interceptor - #12889

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kannanjgithub wants to merge 506 commits into

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kannanjgithub:ext-proc-server

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xds: External Processor Server Interceptor#12889
kannanjgithub wants to merge 506 commits into
grpc:masterfrom
kannanjgithub:ext-proc-server

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Commits on May 4, 2026
- xds: Add support for RFC 3986 URIs (#12660)
  
  jdcormie
  authored and
  kannanjgithub
  committed
  e832186
- Update README etc to reference 1.80.0 (#12701)
  
  shivaspeaks
  authored and
  kannanjgithub
  committed
  5531e43
- android-interop-testing: align AndroidX Test Runner version to 1.7.0 (#12703)
  
  shivaspeaks
  authored and
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  committed
  4d55e79
- kokoro: Reduce log noise in Android CI
  
  ejona86
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  committed
  7d9df42
- docs: Correct the manual flow control README regarding onNext blocking (#12700)
  
  themechbro
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  committed
  de49e60
- android-interop-testing: add AndroidX Test core in implementation (#12718)
  
  shivaspeaks
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  committed
  4f08ef6
- core: fix false-positive orphan warning in ManagedChannelOrphanWrapper (#12705)
  
  themechbro
  and
  kannanjgithub
  committed
  4837cdf
- Use DelayedClientCall instead of requestLock.
  kannanjgithub
  committed
  59f8308
- Refactor: Remove responseLock and use shared executor for External Processor filter.
  kannanjgithub
  committed
  e37851c
- Refactor: Use internal interceptor pattern in tests and remove manual executor null-checks.
  kannanjgithub
  committed
  07ab119
- Fixup: 12492 Remove artifact from old channelcreds implementation and address nits.
  
  sauravzg
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  committed
  2d16c55
- Fixup 12492: Use builder instead of newBuilder
  
  sauravzg
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  committed
  9d75a8c
- Fixup: 12492 Fix callcredentials to not apply instead of erroring out and add test coverage
  
  sauravzg
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  committed
  5d3ef87
- Fixup 12492: Refactor `allowedGrpcService` to be non optional and fix bug
  
  sauravzg
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  committed
  e44a4cb
- Fixup 12492: Address copilot comments
  
  sauravzg
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  committed
  049d21e
- Fixup 12492: Eliminate bootstrap dependency on grpc
  
  sauravzg
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  committed
  44a4d24
- Fixup 12492: Eliminate GrpcService..Provider classes
  
  sauravzg
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  committed
  89d67bf
- Fixup 12492: Improve test coverage for config parser
  
  sauravzg
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  committed
  cdb40e2
- feat(xds): Allow injecting bootstrap info into xDS Filter API for config parsing
  
  sauravzg
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  committed
  46e3e71
- Fixup 12724: Eliminate GrpcService..Provider classes
  
  sauravzg
  authored and
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  committed
  ac404c6
- Refactor ExternalProcessorFilter to use new FilterContext API.
  kannanjgithub
  committed
  8a24db2
- feat(xds): Add CachedChannelManager for caching channel instances
  
  sauravzg
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  committed
  e0742db
- Fixup: #12690: Add VisibleForTesting
  
  sauravzg
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  committed
  9b62b31
- Fixup: 12690 Use builder in unit tests
  
  sauravzg
  authored and
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  committed
  92e099d
- Fixup 12690: Addres copilot comments
  
  sauravzg
  authored and
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  committed
  014c9ba
- Fixup #12690: Improve coverage for CachedChannelManager
  
  sauravzg
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  committed
  ba5ae3f
- Fix: Resolve lifecycle and race condition issues in External Processor filter.
  kannanjgithub
  committed
  5c3f011
- feat(xds): Add header mutations library
  
  sauravzg
  authored and
  kannanjgithub
  committed
  8d93ca3
- Fixup: 12494 address comments and bring back up to updated ext authz spec
  
  sauravzg
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  committed
  2df4da8
- Fixup 12494: Fixes for logging and additional comment
  
  sauravzg
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  committed
  310abdb
- Fixup 12494: Remove Authz specific abstractions away from the generic headermutations libraries
  
  sauravzg
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  committed
  98a65a6
- Fixup 12494: Rename variable
  
  sauravzg
  authored and
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  committed
  fb8d3cd
- Fixup 12494: Address copilot comments
  
  sauravzg
  authored and
  kannanjgithub
  committed
  e6634ec
- Fixup 12494: Improve test coverage for headermutations
  
  sauravzg
  authored and
  kannanjgithub
  committed
  61f5ab5
- Use header mutations package util classes instead of having the code for performing header mutations in the ext-proc filter itself.
  kannanjgithub
  committed
  e6574ce
- Handling half close when indicated by ext-proc response.
  kannanjgithub
  committed
  9104b48
- Flow control backpush should only apply in observability mode (not normal mode) and in ext-proc request draining time period. Fixed deviances from this expectation.
  kannanjgithub
  committed
  2d39226
- Implement Category 1 unit tests: Configuration Parsing & Provider
  kannanjgithub
  committed
  ba96ce2
- Implement Category 2 unit tests: Client Interceptor & Lifecycle
  kannanjgithub
  committed
  7f22652
- Implement Category 3 unit tests: Request Header Processing
  kannanjgithub
  committed
  0fe245f
- Implement Category 4 unit tests: Body Mutation: Outbound/Request (GRPC Mode)
  kannanjgithub
  committed
  412013a
- Implement Category 5 unit tests and fix response-side closure bug
  kannanjgithub
  committed
  4374555
- Implement Category 6 unit tests: Outbound Backpressure (isReady / onReady)
  kannanjgithub
  committed
  71aca02
- Implement Category 7 unit tests: Inbound Backpressure (request(n) / pendingRequests)
  kannanjgithub
  committed
  35b56a5
- Implement Category 8 unit tests: Error Handling & Security
  kannanjgithub
  committed
  8a9575f
- Implement Category 9 unit tests and injectable constructor for resource management
  kannanjgithub
  committed
  d877c4f
- ProcessingMode override implementation.
  kannanjgithub
  committed
  b51e489
- Use direct executor in some tests.
  kannanjgithub
  committed
  edac726
- Refactor givenInterceptor_whenCallIntercepted_thenExtProcStubUsesSerializingExecutor to use in-process server
  kannanjgithub
  committed
  9637629
- Fix filter to handle DEFAULT header mode and buffer initial requests
  kannanjgithub
  committed
  e18d9a3
- Refactor givenRequestDrainActive_whenIsReadyCalled_thenReturnsFalse to use in-process server
  kannanjgithub
  committed
  56cfe32
- Avoid direct calling of onClose from onError by introducing a flag to track close already called for handling immediate response.
  kannanjgithub
  committed
  655d46a
- Converting tests to use inprocess server for ext-proc.
  kannanjgithub
  committed
  a5e9a2f
- Migrate givenInterceptor_whenCallIntercepted_thenExtProcStubUsesSerializingExecutor to use real dataPlaneChannel
  kannanjgithub
  committed
  6d7eaea
- Fix halfClose idempotency and migrate mutated body test
  kannanjgithub
  committed
  214e47c
- Fix halfClose idempotency in ExternalProcessorFilter
  kannanjgithub
  committed
  d2472ff
- Use SerializingExecutor for sidecar calls and migrate first test
  kannanjgithub
  committed
  92a65a1
- Implemented flow control behavior for the normal mode in ExternalProcessorFilter.
  kannanjgithub
  committed
  31cc503
- Test Suite Improvements:
  kannanjgithub
  committed
  edad0f4
- Remove null check for callExecutor in the filter since it will always be set for xds config selecting calls. Unit tests needing direct executor (for more complex interactions) will set it in the ca…
  kannanjgithub
  committed
  70d5856
- servlet: Remove ModelCheckingCTest reference
  
  ejona86
  authored and
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  committed
  fd16541
- xds: Handle empty target URI authorities the same as null.
  
  jdcormie
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  committed
  13744a2
- api: create a test_fixtures bazel target
  
  jdcormie
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  committed
  0ba2180
- xds: Run integration test with both values of RFC 3986 URI flag
  
  jdcormie
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  committed
  b8f091b
- Add Gemini code review config (#12725)
  
  sauravzg
  authored and
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  committed
  eec7d4e
- api: Deprecate LoadBalancer.handleResolvedAddresses() (#11623)
  
  authored and
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  committed
  907b798
- core: fix MetricRecorderImpl.metricSinks() ConcurrentModificationException (#12730)
  
  JoeCqupt
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  committed
  d089ab8
- api: remove unnecessary arg to substring in Uri
  
  jdcormie
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  committed
  c7c13b0
- api: Add a warning about Uri#getAuthority just like getPath()
  
  jdcormie
  authored and
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  committed
  b0643c4
- api: Add io.grpc.Uri.Builder#setRawAuthority
  
  jdcormie
  authored and
  kannanjgithub
  committed
  52abdc6
- googleapis: Add RFC 3986 URI support.
  
  jdcormie
  authored and
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  committed
  ab2edea
- core: Close InputStream in NoopClientStream.writeMessage() to prevent resource leaks
  
  merlimat
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  committed
  9d0a78f
- Remove extraneous changes beyond avoiding the false positive warnings (#12731)
  kannanjgithub
  committed
  8ad0d93
- Upgrade Dependencies (#12719)
  
  shivaspeaks
  authored and
  kannanjgithub
  committed
  5640318
- examples: Reflow manualflowcontrol; check isReady() earlier
  
  ejona86
  authored and
  kannanjgithub
  committed
  0e74d35
- Add custom label for per-RPC metrics
  
  ejona86
  authored and
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  committed
  16a6bec
- util: update AdvancedTlsX509KeyManager to support key alias for reloaded cert (#12686)
  
  zhangweikop
  authored and
  kannanjgithub
  committed
  d2760cc
- openTelemetry: add tcp metrics (#12652)
  
  AgraVator
  authored and
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  committed
  0ac652d
- openTelemetry: fix baggage prop (#12665)
  
  AgraVator
  authored and
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  committed
  9a88c69
- xds: Add configuration objects for ExtAuthz, GrpcService and Bootstrap changes for GrpcService (#12492)
  
  sauravzg
  authored and
  kannanjgithub
  committed
  a2d0511
- [xds] Implement A114: WRR support for custom backend metrics (#12645)
  
  sauravzg
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  committed
  91a95d4
- Upgrade Netty to 4.1.132 and netty-tcnative to 2.0.75
  
  ejona86
  authored and
  kannanjgithub
  committed
  9f0c54c
- xds: fix xDS HTTP CONNECT's transport socket name bug (#12740)
  
  shivaspeaks
  authored and
  kannanjgithub
  committed
  e1d3425
- examples: Clean up Health, and document need for grpc-services
  
  ejona86
  authored and
  kannanjgithub
  committed
  29b2203
- Replace javax ThreadSafe annotation with errorprone ThreadSafe (#12742)
  
  Kainsin
  authored and
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  committed
  d89bd5e
- Revert "Replace javax ThreadSafe annotation with errorprone ThreadSafe (#12742) (#12755)
  kannanjgithub
  committed
  a2db7fa
- core,xds: Fix backend_service plumbing for subchannel metrics (#12735)
  
  becomeStar
  authored and
  kannanjgithub
  committed
  a96dd42
- Start 1.82.0 development cycle (#12758)
  
  AgraVator
  authored and
  kannanjgithub
  committed
  5a44242
- Merge from master and resolve conflicts.
  kannanjgithub
  committed
  3b5f7b3
- Current State of ExternalProcessorFilter.java:
  kannanjgithub
  committed
  086b57f
- Implemented the missing EOS handling in handleResponseBodyResponse by half-closing the data plane rpc.
  kannanjgithub
  committed
  40f4457
- Add test for response body mode override from Grpc to None.
  kannanjgithub
  committed
  1469604
- Apply filter config overrides by merging with top level filter config.
  kannanjgithub
  committed
  4818345
- Disable immediate_response config handling.
  kannanjgithub
  committed
  54a4da4
- Deferred close of the ext-proc stream when client closes the data plane stream.
  kannanjgithub
  committed
  e44f8d7
- I have addressed the primary functional requirements for granular ProcessingMode merging, HeaderSendMode.DEFAULT handling, and restricting mode_override to header responses. I have also added exte…
  kannanjgithub
  committed
  65c27c3
- Introduce isActivated state for non-observability mode, and some minor changes about override config merge.
  kannanjgithub
  committed
  9b941e6
- In ExernalProcessorFilter.handleModeOverride first arrive at the merged processing mode and then check if is an allowed mode override.
  kannanjgithub
  committed
  a99218d
- Ordered draining and Passthrough mechanism:
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  committed
  1feac12
- Implement Header Forwarding Rules:
  kannanjgithub
  committed
  ff86408
- Implement request attributes.
  kannanjgithub
  committed
  f3be2b9
- xds: remove dependency from WRR to LoadBalancerConfigFactory (#12756)
  
  sauravzg
  authored and
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  committed
  cece483
- xds: Propagate status cause through XdsDepManager
  
  ejona86
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  committed
  07eb37f
- core: Reduce per-stream idle memory by 20%
  
  ejona86
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  committed
  8f227eb
- okhttp: HPACK should fail on varint overflow
  
  ejona86
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  committed
  256ba5a
- Cancel DelayedClientCall when application listener throws (#12761)
  
  committed
  cf50999
- jakarta: Include tests in jacoco report
  
  ejona86
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  committed
  7125404
- binder: add a jacocoTestReport task
  
  jdcormie
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  committed
  646b8ed
- xds: Add header mutations library (#12494)
  
  sauravzg
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  committed
  3bfe7bd
- Trailers-only response message handling implementation:
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  committed
  dc3bac5
- Enforce ordering of ext_proc responses:
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  committed
  6997c6d
- xDS: Enhance ExternalProcessorFilter with protocol enforcement
  kannanjgithub
  committed
  6cde0c9
- xDS: Populate protocol_config in the first ext_proc ProcessingRequest
  kannanjgithub
  committed
  8d1e208
- Fix Processing mode override via override config to be a full replacement rather than a granular merge of its fields.
  kannanjgithub
  committed
  17447af
- Initial metadata headers to send is optional.
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  committed
  e430969
- Remove residual filter API change not in Saurav's commits.
  kannanjgithub
  committed
  1a6d436
- Merge remote-tracking branch 'origin/master' into ext-proc
  kannanjgithub
  committed
  40f65fa
- Merge remote-tracking branch 'upstream/master' into ext-proc
  kannanjgithub
  committed
  e74d16d
- nit: Undo whitespace changes
  kannanjgithub
  committed
  a28cc57
- Merge remote-tracking branch 'origin/ext-proc' into ext-proc
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  committed
  3a9b96f
- Fix style and warning as errors.
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  committed
  aac9d87
Commits on May 6, 2026
- Created separate config for the override config and address other review comments.
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  committed
  a6e61a1
Commits on May 7, 2026
- Address review comments.
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  committed
  ca05e90
Commits on May 8, 2026
Commits on May 11, 2026
- Fix redundant ext_proc onError cancellation and clean up request trailers
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  committed
  b6e05a2
- xds: Migrate ExternalProcessorFilter state management to atomic state machines
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  committed
  4d971d7
Commits on May 12, 2026
Commits on May 13, 2026
- xds: centralize xDS HTTP filter chain payload handling with RawMessageClientInterceptor
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  committed
  b36e92f
- xds: synchronize ext_proc message draining during stream termination
  kannanjgithub
  committed
  59be21b
Commits on May 14, 2026
- Move the ext_proc client interceptor class to its own file.
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  committed
  7783760
- ext_proc server interceptor.
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  4446347
Commits on May 20, 2026
Commits on May 22, 2026
- xds: implement dual-lock synchronization in ExternalProcessorServerInterceptor
  kannanjgithub
  committed
  5597f2b
Commits on May 25, 2026
Commits on May 26, 2026
- xds: Simplify context propagation in ExtProc server interceptor
  kannanjgithub
  committed
  e85e0b7
- xds: implement zero-copy pipeline for ExternalProcessorServerInterceptor
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  committed
  2b36ba0
Commits on May 27, 2026
- nit.
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  committed
  214bc3f
- Reorder setting passthrough flag to true to happen only after draining the pending messages for sendingMessage.
  kannanjgithub
  committed
  3b09efd
Commits on Jun 2, 2026
- Fixed the logic for identifying eos when response body send more is on vs off.
  kannanjgithub
  committed
  c766293
- xds: stabilize ext_proc server interceptor stream termination and protocol compliance
  kannanjgithub
  committed
  a5417a7
Commits on Jun 4, 2026
Commits on Jun 11, 2026
- Fixed triggerCloseHandshake() in ExternalProcessorServerInterceptor.java
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  committed
  35b4c32
Commits on Jun 12, 2026
- xds: align server processor interceptor with new fail-open body specification
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  committed
  68532f5
Commits on Jun 15, 2026
- Ext_proc stream failure should not cause data plane call failure in observability mode.
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  committed
  71dd021
Commits on Jun 22, 2026
Commits on Jun 25, 2026
- xds: Align ExternalProcessorServerInterceptor with spec-compliance and client features
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  committed
  acb6911
- Avoid double close:
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  committed
  1f7c88d
Commits on Jun 26, 2026
- .
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  636f1b5
Commits on Jun 29, 2026
- Merge branch 'master' into ext-proc-server
  kannanjgithub
  committed
  c8d77dc
- Refactored common code and used it from server interceptor code as well.
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  a8952ce
- .
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  dac17d9
- .
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  committed
  b182ba9
- Moved some of the util classes for ext_proc to a new sub package io.grpc.xds.internal.extproc, with public access modifier:
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  committed
  522db6e
- Make the server interceptor work with the refactored helper classes and methods.
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  43084f5
- .
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Commits on Jun 30, 2026
- Moved some of the util classes for ext_proc to a new sub package io.grpc.xds.internal.extproc, with public access modifier:
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- .
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- Merge commit '5715463f6a29ecde2ea6cdba0d714c17bd3d2cf7' into ext-proc-server
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- .
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- .
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Commits on Jul 1, 2026
- Moved some of the util classes for ext_proc to a new sub package io.grpc.xds.internal.extproc.
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- .
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- .
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  committed
  de52d88
- Merge branch 'grpc:master' into ext-proc-server
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- .
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  committed
  21d7786
- Merge branch 'master' into ext-proc-server
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- .
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  e0b7559
Commits on Jul 3, 2026
- .
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  committed
  af463c1
Commits on Aug 3, 2026
- Implement custom events framework in gRPC-Java server
  kannanjgithub
  committed
  2528374
Commits on Aug 4, 2026
- Refactor ext_proc server interceptor to use custom events
  kannanjgithub
  committed
  d8c348c
Commits on Aug 10, 2026
Commits on Aug 13, 2026
Commits on Aug 17, 2026
- Implementation of ext_proc server-side flow control
  kannanjgithub
  committed
  0869614
Commits on Aug 18, 2026
- Merge remote-tracking branch 'origin/master' into ext-proc-server
  kannanjgithub
  committed
  1da5e0f
- nit
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  committed
  21491e0
Commits on Aug 19, 2026
Commits on Aug 20, 2026
- Handle some missed code coverages.
  kannanjgithub
  committed
  a0ea094
- Fix tests.
  kannanjgithub
  committed
  5bc62d2
- We identified and fixed the following issues in
  kannanjgithub
  committed
  26a106b
Commits on Aug 21, 2026
Commits on Aug 31, 2026
- Make Binder transport triggerEvent thread-safe and guarantee ordering.
  kannanjgithub
  committed
  80e48a3
Commits on Sep 2, 2026
- Propagate custom events in PendingAuthListener, TransmitStatusRuntimeExceptionInterceptor, and OpenTelemetryTracingModule.
  kannanjgithub
  committed
  9528a0d
- xds: forward and buffer custom events in ExternalProcessorServerInterceptor
  kannanjgithub
  committed
  f04d797
Commits on Sep 3, 2026
Commits on Sep 4, 2026
Commits on Sep 8, 2026
- xds: avoid holding streamLock when calling transport methods in ext_proc server interceptor
  kannanjgithub
  committed
  305511e
Commits on Oct 8, 2026
Commits on Oct 9, 2026
- xds: remove outstandingResponseBodyRequests from ext_proc server interceptor
  kannanjgithub
  committed
  3b4b890
Commits on Oct 12, 2026

Commits

Commits on May 4, 2026

Commits on May 6, 2026

Commits on May 7, 2026

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