diff --git a/scripts-dev/check_signature.py b/scripts-dev/check_signature.py
index 079577908a..612f17ca7f 100644
--- a/scripts-dev/check_signature.py
+++ b/scripts-dev/check_signature.py
@@ -1,15 +1,15 @@
-from signedjson.sign import verify_signed_json
-from signedjson.key import decode_verify_key_bytes, write_signing_keys
-from unpaddedbase64 import decode_base64
-
-import urllib2
+import argparse
import json
+import logging
import sys
+import urllib2
+
import dns.resolver
-import pprint
-import argparse
-import logging
+from signedjson.key import decode_verify_key_bytes, write_signing_keys
+from signedjson.sign import verify_signed_json
+from unpaddedbase64 import decode_base64
+
def get_targets(server_name):
if ":" in server_name:
@@ -23,6 +23,7 @@ def get_targets(server_name):
except dns.resolver.NXDOMAIN:
yield (server_name, 8448)
+
def get_server_keys(server_name, target, port):
url = "https://%s:%i/_matrix/key/v1" % (target, port)
keys = json.load(urllib2.urlopen(url))
@@ -33,12 +34,14 @@ def get_server_keys(server_name, target, port):
verify_keys[key_id] = verify_key
return verify_keys
+
def main():
parser = argparse.ArgumentParser()
parser.add_argument("signature_name")
- parser.add_argument("input_json", nargs="?", type=argparse.FileType('r'),
- default=sys.stdin)
+ parser.add_argument(
+ "input_json", nargs="?", type=argparse.FileType('r'), default=sys.stdin
+ )
args = parser.parse_args()
logging.basicConfig()
@@ -48,24 +51,23 @@ def main():
for target, port in get_targets(server_name):
try:
keys = get_server_keys(server_name, target, port)
- print "Using keys from https://%s:%s/_matrix/key/v1" % (target, port)
+ print("Using keys from https://%s:%s/_matrix/key/v1" % (target, port))
write_signing_keys(sys.stdout, keys.values())
break
- except:
+ except Exception:
logging.exception("Error talking to %s:%s", target, port)
json_to_check = json.load(args.input_json)
- print "Checking JSON:"
+ print("Checking JSON:")
for key_id in json_to_check["signatures"][args.signature_name]:
try:
key = keys[key_id]
verify_signed_json(json_to_check, args.signature_name, key)
- print "PASS %s" % (key_id,)
- except:
+ print("PASS %s" % (key_id,))
+ except Exception:
logging.exception("Check for key %s failed" % (key_id,))
- print "FAIL %s" % (key_id,)
+ print("FAIL %s" % (key_id,))
if __name__ == '__main__':
main()
-
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