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Gregory Cooke c68e6c27ca [Security Tests - Crl Provider] Fix inconsistent directory related tests (#36122 An error occurred ) There were some failures in the Crl Directory related tests after https://github.com/grpc/grpc/pull/36031 This came down to https://github.com/grpc/grpc/pull/36031 adding some CRLs with bad qualities (invalid content/signatures, overriding issuer names) to the `test_creds/crl_data/crls` directory, which is used in the directory reloading tests. The tests began failing on some platforms because they were picking up these bad crls which were failing various checks, but the test was designed to assume that `test_creds/crl_data/crls` was a valid and good directory. This PR moves the bad CRLs to their own directory to prevent this accidental mash-up of test data. It also adds debug logging to our custom verification stack. Closes #36122 An error occurred COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36122 from gtcooke94:crl_fix `508dd1370d` PiperOrigin-RevId: 616280898	1 year ago
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crl_data	[Security Tests - Crl Provider] Fix inconsistent directory related tests (#36122 An error occurred )	1 year ago
demoCA	Add CRL checking to gRPC Core (#28418 An error occurred )	3 years ago

Gregory Cooke c68e6c27ca [Security Tests - Crl Provider] Fix inconsistent directory related tests (#36122)

There were some failures in the Crl Directory related tests after https://github.com/grpc/grpc/pull/36031

This came down to https://github.com/grpc/grpc/pull/36031 adding some CRLs with bad qualities (invalid content/signatures, overriding issuer names) to the `test_creds/crl_data/crls` directory, which is used in the directory reloading tests. The tests began failing on some platforms because they were picking up these bad crls which were failing various checks, but the test was designed to assume that `test_creds/crl_data/crls` was a valid and good directory.
This PR moves the bad CRLs to their own directory to prevent this accidental mash-up of test data. It also adds debug logging to our custom verification stack.

Closes #36122  An error occurred
 

COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36122 from gtcooke94:crl_fix 508dd1370d
PiperOrigin-RevId: 616280898

crl_data

[Security Tests - Crl Provider] Fix inconsistent directory related tests (#36122)

demoCA

Add CRL checking to gRPC Core (#28418)