To create a self-signed SSL cerificate in file.crt with key in file.key, you can run:
openssl req -x509 -newkey rsa:1024 -keyout file.key -out file.crt -days 9999 -nodes
To create a self-signed SSL cerificate in file.crt with key in file.key, you can run:
openssl req -x509 -newkey rsa:1024 -keyout file.key -out file.crt -days 9999 -nodes