feat(gax-httpjson): Add Post Quantum Cryptography (PQC) Support by default via Conscrypt - #13853

Merged

lqiu96 merged 72 commits into

mainfrom

pqc-httpjson-support

Jul 28, 2026

Commits on Jul 22, 2026

feat(httpjson): add Conscrypt PQC support for HttpJson transports
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refactor(httpjson): restrict ITPqc to HttpJson PQC tests and remove pqc-verification sample module
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refactor(httpjson): remove X25519Kyber768Draft00 from PQC groups and streamline Conscrypt try-fallback
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refactor(httpjson): group setSecurityProvider and setSslSocketConfigurator in try block and remove draft Javadoc
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docs(pqc): add detailed explanatory comments above Conscrypt try-catch blocks in GAX and Core HTTP
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docs(pqc): add Level.FINE logger to HttpTransportOptions when Conscrypt is unavailable
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test(httpjson): remove reflection helper from InstantiatingHttpJsonChannelProviderTest
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test(pqc): add unit tests for PQC Conscrypt transport configuration in GAX and Core HTTP
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test(pqc): clean up reflection tests from InstantiatingHttpJsonChannelProviderTest and HttpTransportOptionsTest
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refactor(pqc): fallback to fresh NetHttpTransport.Builder on Conscrypt exception and restore HttpTransportOptionsTest to main
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refactor(showcase): streamline ITPqc transport setup and remove ConscryptPqcConfiguratorHelper
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refactor(showcase): remove isConscryptFunctional fallback and restrict classical non-PQC test case
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refactor(showcase): address PR review comments for ITPqc.java and add helper Javadocs
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docs(showcase): clarify rationale for classical named groups configuration in ITPqc
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refactor(http): decouple PQC constants and add defensive lambda error handling
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fix(http): update log level to FINE and clarify fallback message for socket configurator
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perf(http): lazily initialize and cache Conscrypt security provider instance
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refactor(http): use early returns in createHttpTransport and upgrade Conscrypt log level to WARNING
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docs(http): document architectural tradeoff decision for graceful Conscrypt PQC fallback
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refactor(http): centralize Conscrypt PQC transport logic in HttpJsonTransportUtils
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docs(http): update Conscrypt PQC Javadoc comments and method naming
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refactor(http): remove duplicate DEFAULT_PQC_GROUPS and simplify Conscrypt Javadoc
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docs(http): move environment fallback explanation to ConscryptProviderHolder and comment catch block
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docs(http): clarify caching rationale vs JDK TLS fallback in ConscryptProviderHolder Javadoc
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refactor(showcase): rename ITPqc integration test to ITPostQuantumCryptography
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ci(showcase): replace hardcoded sleep 2 with deterministic Bash /dev/tcp readiness polling loop
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deps(grpc): upgrade gRPC-Java to official release v1.83.0 and remove snapshot repositories
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fix(showcase): fix Java 8 compilation in ITPostQuantumCryptography
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fix(showcase): use Conscrypt.setNamedGroups directly without reflection for Java 8 compatibility
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revert(pqc): restore grpc, guava, errorprone versions to match main on pqc-httpjson-support
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test(showcase): test default PQC NetHttpTransport creation in ITPostQuantumCryptography without constructing custom transport
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refactor(gax-httpjson): rename createConscryptHttpTransportBuilder to configureConscryptSecurityProvider
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chore: Catch Exception instead of Throwable
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Merge branch 'main' into pqc-httpjson-support
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chore: Fix lint issues
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refactor(gax-httpjson): optimize PQC socket configurator with failure flag, Exception catching, and detailed logging
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refactor(gax-httpjson): remove pqcNamedGroupsSupported flag and pass exception directly to log
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test(showcase): save and restore original SSLContext in ITPostQuantumCryptography tearDown
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refactor(gax-httpjson): configure Conscrypt NetHttpTransport for default transport in ManagedHttpJsonChannel
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feat(gax-httpjson): support Conscrypt provider for mTLS and update non-PQC classical test
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refactor(gax-httpjson): flatten configureMtls with early returns and add comments
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Commits on Jul 23, 2026