SSL工具 der2pem FILES... remote-cert status.github.com | show-cert create-cert example.com "My Organization" > cert_and_key.pem ruby doctor.rb example.com:443 doctor.rb样本输出: /Users/mislav/.rbenv/versions/2.0.0-p247/bin/ruby (2.0.0-p247) OpenSSL 1.0.1e 11 Feb 2013: /usr/local/etc/openssl SSL_CERT_DIR=