To add your self signed ssl certificate to Centos trusted certificates:
sudo openssl x509 -text -in /path/to/ca.crt > >/tec/pki/tls/certs/ca-bundle.crt
To add your self signed ssl certificate to Centos trusted certificates:
sudo openssl x509 -text -in /path/to/ca.crt > >/tec/pki/tls/certs/ca-bundle.crt