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epicyon
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Code Issues 14 Releases Wiki Activity

Exception handling on dates

merge-requests/30/head
Bob Mottram 2022-11-24 22:30:25 +00:00
parent a6a54607c1
commit 58b5a51b05
1 changed files with 35 additions and 5 deletions
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40
httpsig.py
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@ -77,7 +77,13 @@ def sign_post_headers(date_str: str, private_key_pem: str,
to_domain = get_full_domain(to_domain, to_port) to_domain = get_full_domain(to_domain, to_port)
if not date_str: if not date_str:
date_str = strftime("%a, %d %b %Y %H:%M:%S %Z", gmtime()) try:
date_str = strftime("%a, %d %b %Y %H:%M:%S %Z", gmtime())
except BaseException as ex:
print('EX: sign_post_headers date ' +
str(ex) + ' ' +
str(gmtime()) + " %a, %d %b %Y %H:%M:%S %Z")
return ''
if nickname != domain and nickname.lower() != 'actor': if nickname != domain and nickname.lower() != 'actor':
key_id = local_actor_url(http_prefix, nickname, domain) key_id = local_actor_url(http_prefix, nickname, domain)
else: else:
@ -159,9 +165,21 @@ def sign_post_headers_new(date_str: str, private_key_pem: str,
time_format = "%a, %d %b %Y %H:%M:%S %Z" time_format = "%a, %d %b %Y %H:%M:%S %Z"
if not date_str: if not date_str:
curr_time = gmtime() curr_time = gmtime()
date_str = strftime(time_format, curr_time) try:
date_str = strftime(time_format, curr_time)
except BaseException as ex:
print('EX: sign_post_headers_new date 1 ' +
str(ex) + ' ' +
time_format + ' ' + curr_time)
return '', ''
else: else:
curr_time = datetime.datetime.strptime(date_str, time_format) try:
curr_time = datetime.datetime.strptime(date_str, time_format)
except BaseException as ex:
print('EX: sign_post_headers_new date 2 ' +
str(ex) + ' ' +
date_str + ' ' + time_format)
return '', ''
seconds_since_epoch = \ seconds_since_epoch = \
int((curr_time - datetime.datetime(1970, 1, 1)).total_seconds()) int((curr_time - datetime.datetime(1970, 1, 1)).total_seconds())
key_id = local_actor_url(http_prefix, nickname, domain) + '#main-key' key_id = local_actor_url(http_prefix, nickname, domain) + '#main-key'
@ -248,7 +266,13 @@ def create_signed_header(date_str: str, private_key_pem: str, nickname: str,
# if no date is given then create one # if no date is given then create one
if not date_str: if not date_str:
date_str = strftime("%a, %d %b %Y %H:%M:%S %Z", gmtime()) try:
date_str = strftime("%a, %d %b %Y %H:%M:%S %Z", gmtime())
except BaseException as ex:
print('EX: create_signed_header date ' +
str(ex) + ' ' +
"%a, %d %b %Y %H:%M:%S %Z " + str(gmtime()))
return {}
# Content-Type or Accept header # Content-Type or Accept header
if not content_type: if not content_type:
@ -295,7 +319,13 @@ def _verify_recent_signature(signed_date_str: str) -> bool:
""" """
curr_date = datetime.datetime.utcnow() curr_date = datetime.datetime.utcnow()
date_format = "%a, %d %b %Y %H:%M:%S %Z" date_format = "%a, %d %b %Y %H:%M:%S %Z"
signed_date = datetime.datetime.strptime(signed_date_str, date_format) try:
signed_date = datetime.datetime.strptime(signed_date_str, date_format)
except BaseException as ex:
print('EX: _verify_recent_signature date ' +
str(ex) + ' ' +
signed_date_str + ' ' + date_format)
return False
time_diff_sec = (curr_date - signed_date).seconds time_diff_sec = (curr_date - signed_date).seconds
# 12 hours tollerance # 12 hours tollerance
if time_diff_sec > 43200: if time_diff_sec > 43200: