#! /usr/bin/python3
import json

RULES = {
    "template":{"URL": "http://{0}/api/v1/firewall/rule",
                "TAG":1,
                "DATA":{"type":"block", 
                        "interface":"wan",
                        "ipprotocol":"inet",
                        "protocol":"tcp",
                        "src":"",
                        "srcport":"any",
                        "dst":"any",
                        "dstport":"any",
                        "apply":False
                    }
                },
    "ip_ranges": [{
        "template": "172.16.{0}.0/24",
        "low": 1,
        "high": 15
    }, {
        "template": "10.{0}.1.0/24",
        "low": 1,
        "high": 254
    },{
        "template": "192.168.{0}.0/16",
        "low": 16,
        "high": 254
    }
    ]
}


def main():
    rules = []
    for ip_range in RULES["ip_ranges"]:
        for x in range(ip_range["low"], ip_range["high"]+1):
            ip = ip_range["template"].format(x)
            
            rule = RULES["template"]
            rule["DATA"]["src"] = ip

            rules.append(json.dumps(rule))
            

    with open("rules.json","w") as file:
        file.write("[")
        for i in range(len(rules)):
            file.write(str(rules[i]))
            if i +1 != len(rules):
                file.write(",\n")
        file.write("]")



if __name__ == "__main__":
    main()