crypto/x509: add RevocationList and CreateRevocationList

The existing Certificate.CreateCRL method generates non-conformant CRLs and
as such cannot be used for implementations that require standards
compliance. This change implements a new top level method, CreateCRL, which
generates compliant CRLs, and offers an extensible API if any
extensions/fields need to be supported in the future.

Here is an example Issuer/CRL generated using this change:
-----BEGIN CERTIFICATE-----
MIIBNjCB3aADAgECAgEWMAoGCCqGSM49BAMCMBIxEDAOBgNVBAMTB3Rlc3Rpbmcw
IhgPMDAwMTAxMDEwMDAwMDBaGA8wMDAxMDEwMTAwMDAwMFowEjEQMA4GA1UEAxMH
dGVzdGluZzBZMBMGByqGSM49AgEGCCqGSM49AwEHA0IABLHrudbSM36sn1VBrmm/
OfQTyEsI4tIUV1VmneOKHL9ENBGCiec4GhQm2SGnDT/sZy2bB3c3yozh/roS6cZJ
UZqjIDAeMA4GA1UdDwEB/wQEAwIBAjAMBgNVHQ4EBQQDAQIDMAoGCCqGSM49BAMC
A0gAMEUCIQCoAYN6CGZPgd5Sw5a1rd5VexciT5MCxTfXj+ZfJNfoiAIgQVCTB8AE
Nm2xset7+HOgtQYlKNw/rGd8cFcv5Y9aUzo=
-----END CERTIFICATE-----
-----BEGIN X509 CRL-----
MIHWMH0CAQEwCgYIKoZIzj0EAwIwEjEQMA4GA1UEAxMHdGVzdGluZxgPMDAwMTAx
MDIwMDAwMDBaGA8wMDAxMDEwMzAwMDAwMFowFjAUAgECGA8wMDAxMDEwMTAxMDAw
MFqgHjAcMA4GA1UdIwQHMAWAAwECAzAKBgNVHRQEAwIBBTAKBggqhkjOPQQDAgNJ
ADBGAiEAjqfj/IG4ys5WkjrbTNpDbr+saHGO/NujLJotlLL9KzgCIQDm8VZPzj0f
NYEQgAW4nsiUzlvEUCoHMw0141VCZXv67A==
-----END X509 CRL-----

Fixes #35428

Change-Id: Id96b6f47698d0bed39d586b46bd12374ee6ff88f
GitHub-Last-Rev: c83a6017164e71df3989fe57322b3b4869a09f37
GitHub-Pull-Request: golang/go#36945
Reviewed-on: https://go-review.googlesource.com/c/go/+/217298
Reviewed-by: Filippo Valsorda <filippo@golang.org>
Run-TryBot: Filippo Valsorda <filippo@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2 files changed
tree: c5c9c7460ced2c71358d5c9d654e49271a6f982b
  1. .github/
  2. api/
  3. doc/
  4. lib/
  5. misc/
  6. src/
  7. test/
  8. .gitattributes
  9. .gitignore
  10. AUTHORS
  11. CONTRIBUTING.md
  12. CONTRIBUTORS
  13. favicon.ico
  14. LICENSE
  15. PATENTS
  16. README.md
  17. robots.txt
  18. SECURITY.md
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