emqx4.3/apps/emqx/test/emqx_crl_cache_SUITE_data/emqx.conf

crl_cache.refresh_interval = {{ refresh_interval }}
crl_cache.http_timeout = 17s
crl_cache.capacity = {{ cache_capacity }}
listeners.ssl.default {
  ssl_options {
    keyfile = "{{ test_data_dir }}/server.key.pem"
    certfile = "{{ test_data_dir }}/server.cert.pem"
    cacertfile = "{{ test_data_dir }}/ca-chain.cert.pem"
    verify = verify_peer
    enable_crl_check = true
  }
}