getssl

#!/usr/bin/env python3
import sys

from nginx import Nginx
from nginx_proxy import SSL
import os


def print_usage():
    print("Usage: Obtain Let'sEncrypt ssl certificate for a domain or multiple domains ")
    print()
    print("       getssl [--options]  <hostname1>  [ hostname2 hostname3 ...]")
    print()
    print("Available options")
    print("    --skip-dns-check    Do not perform check if dns points to this machine")
    print("    --new               Override if certificate already exists")
    print("    --force             Do no perform any check and call acme directly")
    exit(1)


if __name__ == "__main__":
    if len(sys.argv) < 2:
        print_usage()
    arg_set = set(sys.argv[1:])
    kwargs = {}
    if 'h' in arg_set or "-h" in arg_set or "--help" in arg_set or "-help" in arg_set or "help" in arg_set:
        print_usage()
    else:
        if "--force" in arg_set:
            kwargs["no_self_check"] = True
            kwargs["ignore_existing"] = True
        if "--new" in arg_set:
            kwargs["ignore_existing"] = True
        if "--skip-dns-check" in arg_set:
            kwargs["no_self_check"] = True
        config = "/etc/nginx/conf.d/gen-ssl-direct.conf"
        nginx = Nginx.Nginx(config)
        ssl = SSL.SSL("/etc/ssl", nginx=nginx)
        ssl.register_certificate([x for x in sys.argv[1:] if not x.startswith("-")], **kwargs)
        if os.path.exists(config):
            os.remove(config)