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tcl_ota_check/tcllib/tclchecksum.py

40 lines
1.5 KiB
Python

# -*- coding: utf-8 -*-
import json
from defusedxml import ElementTree
class TclChecksum:
def do_checksum(self, encslave, address, uri):
url = "http://" + encslave + "/checksum.php"
params = self.get_creds2()
payload = {address: uri}
payload_json = json.dumps(payload)
params[b"address"] = bytes(payload_json, "utf-8")
#print(repr(dict(params)))
req = self.sess.post(url, data=params)
if req.status_code == 200:
req.encoding = "utf-8" # Force encoding as server doesn't give one
self.write_dump(req.text)
# <ENCRYPT_FOOTER>2abfa6f6507044fec995efede5d818e62a0b19b5</ENCRYPT_FOOTER> means ERROR (invalid ADDRESS!)
if "<ENCRYPT_FOOTER>2abfa6f6507044fec995efede5d818e62a0b19b5</ENCRYPT_FOOTER>" in req.text:
print("INVALID URI: {}".format(uri))
raise SystemExit
return req.text
else:
print("CHECKSUM: " + repr(req))
print(repr(req.headers))
print(repr(req.text))
raise SystemExit
@staticmethod
def parse_checksum(xmlstr):
root = ElementTree.fromstring(xmlstr)
file = root.find("FILE_CHECKSUM_LIST").find("FILE")
file_addr = file.find("ADDRESS").text
sha1_enc_footer = file.find("ENCRYPT_FOOTER").text
sha1_footer = file.find("FOOTER").text
sha1_body = file.find("BODY").text
return file_addr, sha1_body, sha1_enc_footer, sha1_footer