From 8f3a7feb47a84344a190ce83e629afde1181f6ae Mon Sep 17 00:00:00 2001 From: Markus Heiser Date: Tue, 28 Dec 2021 13:44:28 +0100 Subject: [mod] implement is_hmac_of() in webutils / close to new_hmac() Signed-off-by: Markus Heiser , Alexandre Flament --- searx/webutils.py | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'searx/webutils.py') diff --git a/searx/webutils.py b/searx/webutils.py index 11a101806..068582858 100644 --- a/searx/webutils.py +++ b/searx/webutils.py @@ -80,6 +80,11 @@ def new_hmac(secret_key, url): return hmac.new(secret_key.encode(), url, hashlib.sha256).hexdigest() +def is_hmac_of(secret_key, value, hmac_to_check): + hmac_of_value = new_hmac(secret_key, value) + return len(hmac_of_value) == len(hmac_to_check) and hmac.compare_digest(hmac_of_value, hmac_to_check) + + def prettify_url(url, max_length=74): if len(url) > max_length: chunk_len = int(max_length / 2 + 1) -- cgit v1.2.3