certs/
     client_revoked.crt  - client certificate that has been revoked
     client_ok.crt       - valid client certificate
     client_snakeoil.crt - valid client certificate (different DN from above)
     server.crt          - the server certificate
     ca-bundle.crt       - the test server CA certificate, used to
                           sign above certs

keys/ - private keys for above certificates
     client_revoked.pem
     client_ok.pem     
     client_snakeoil.pem
     server.pem         

crl/
     ca-bundle.crl       - certificate revocation list (client_revoked.crt)