fix(oauth2_http): Avoid retrying on 4xx errors during GCE metadata ping#13715

Merged

macastelaz merged 18 commits into

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remove-gce-403-retry

Jul 14, 2026

Commits on Jul 9, 2026

fix(oauth2_http): avoid retrying on 403 Forbidden during GCE metadata server ping
macastelaz
committed
test: assert exactly 1 request is made on 403 in isOnGce_forbidden_doesNotRetry
macastelaz
committed
fix(oauth2_http): downgrade instanceof pattern matching for Java 8 compatibility
macastelaz
committed
test: add getRequestCount to MockMetadataServerTransport to support verification in tests
macastelaz
committed
chore: sync java-showcase generated files
macastelaz
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test: mock getOsName in isOnGce_forbidden_doesNotRetry to avoid CI environmental leak on GCE
macastelaz
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feat(oauth2_http): fail fast on all 4xx client errors during GCE ping
macastelaz
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test: mock lowercase os name for linux in gce detection tests
macastelaz
committed