runner.python

import sys,getopt,requests,time

headers = {'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/50.0.2661.102 Safari/537.36'}

def help():
    print("--username")
    print("--password")
    print("--template")
    print("-h")
    sys.exit(2)

def getMyIp():
    try:
        r = requests.get('http://ifconfig.me/ip',timeout=10,headers=headers)
    except requests.exceptions.RequestException:
        print('get ip address timeout')
        return getMyIp()

    if r.status_code == requests.codes.ok:
        return r.text.replace('\n','')
    else:
        print(r.text)
        sys.exit(2)

def main(argv):
    try:
        opts, args = getopt.getopt(argv,"h",["help","hostname=","username=","password=","template="])
    except getopt.GetoptError:
        print('Arguments parsing error')
        sys.exit(2)

    for opt, arg in opts:
        if opt in ("-h","--help"):
            help()
        elif opt in ("","--hostname"):
            hostname = arg
        elif opt in ("","--username"):
            username = arg
        elif opt in ("","--password"):
            password = arg
        elif opt in ("","--template"):
            template = arg

    if 'hostname' not in locals():
        print('Hostname is required')
        sys.exit(2)
    if 'username' not in locals():
        print('Username is required')
        sys.exit(2)
    if 'password' not in locals():
        print('Password is required')
        sys.exit(2)
    if 'template' not in locals():
        print('Template is required')
        sys.exit(2)

    print('template string: ',template)
    print()
    template = template.replace('__HOSTNAME__','%(hostname) s')
    template = template.replace('__USERNAME__','%(username) s')
    template = template.replace('__PASSWORD__','%(password) s')
    template = template.replace('__MYIP__','%(myip) s')

    while 1:
        ip = getMyIp()
        print('public ip address is : ',ip)
        print()

        url = template%{'hostname': hostname,'username': username, 'password':password,'myip':ip}
        print(url)

        try:
            r = requests.get(url,timeout=10,headers=headers)
            print('>> ',r.text)
            print()
        except requests.exceptions.RequestException:
            print('>> ','update ip address timeout')
            print()
            continue

        print('wait 300s to keep on')
        print()
        time.sleep(300)

if __name__ == "__main__":
    main(sys.argv[1:])