fix(auth): address concurrency crashes, state desync, and test coverage in async mTLS sessions - #18334

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agrawalradhika-cell wants to merge 11 commits into

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agrawalradhika-cell:fix-async-mtls-session-concurrency

Commits on Sep 10, 2026

fix: address concurrency crashes, state desynchronization, and test coverage in async mTLS sessions
agrawalradhika-cell
committed
226afd4
Update packages/google-auth/google/auth/aio/transport/sessions.py

agrawalradhika-cell
and
gemini-code-assist[bot]
authored
c9ec394
Update packages/google-auth/google/auth/aio/transport/sessions.py

agrawalradhika-cell
and
gemini-code-assist[bot]
authored
2f7baa5
fix(auth): fix fingerprint comparison on empty cached cert, catch TypeError in cert check, and reference InvalidOperation directly
agrawalradhika-cell
committed
0ffd85f
fix(auth): make configure_mtls_channel idempotent for repeated default calls and preserve metadata state on error
agrawalradhika-cell
committed
3675858
test(auth): make test_401_retry_raises_timeout_before_subsequent_retry robust across Python versions
agrawalradhika-cell
committed
5aef5c3
fix(auth): allow mTLS retry when credentials raise NotImplementedError on refresh
agrawalradhika-cell
committed
96ec622
style(auth): format with black and fix flake8 style issues
agrawalradhika-cell
committed
688f76f
test(auth): add unit test for consecutive mTLS certificate rotations
agrawalradhika-cell
committed
54eb0bc
test(auth): pass mock_auth_request in cancellation test to avoid unmocked transport
agrawalradhika-cell
committed
118785b
test(auth): allow timeout_guard error message in test_401_retry_raises_timeout_before_subsequent_retry
agrawalradhika-cell
committed
e046760