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###########################
#!/usr/bin/python
 
from __future__ import print_function
 
import requests
import re
import hashlib
import base64
 
 
def login(baseurl, username, password):
    s = requests.Session()
    r = s.get(baseurl + "html/index.html")
    csrf_tokens = grep_csrf(r.text)
    s.headers.update({'__RequestVerificationToken': csrf_tokens[0]})
 
    # test token on statistics api
    # r = s.get(baseurl + "api/monitoring/statistic-server")
 
    data = login_data(username, password, csrf_tokens[0])
    r = s.post(baseurl + "api/user/login", data=data)
 
    s.headers.update({'__RequestVerificationToken': r.headers["__RequestVerificationTokenone"]})
    return s
 
 
def reboot(baseurl, session):
    s.post(baseurl + "api/device/control", data='1')
 
 
def grep_csrf(html):
    pat = re.compile(r".*meta name=\"csrf_token\" content=\"(.*)\"", re.I)
    matches = (pat.match(line) for line in html.splitlines())
    return [m.group(1) for m in matches if m]
 
 
def login_data(username, password, csrf_token):
    def encrypt(text):
        m = hashlib.sha256()
        m.update(text)
        return base64.b64encode(m.hexdigest())
 
    password_hash = encrypt(username + encrypt(password) + csrf_token)
    return '%s%s4' % (username, password_hash)
 
 
WEB = "http://192.168.8.1/"
USERNAME = "admin"
PASSWORD = "admin"
 
if __name__ == "__main__":
   s = login(WEB, USERNAME, PASSWORD)
   reboot(WEB, s)
#########################

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