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Add fingerprinting mechanism

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This commit is contained in:
Piero Toffanin 2025-04-18 12:21:16 -04:00
parent da0890d60f
commit f2268fe4d9
8 changed files with 65 additions and 20 deletions
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8
libretranslate/app.py
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@ -102,6 +102,9 @@ def get_remote_address():
return ip
def get_fingerprint():
return request.headers.get("User-Agent", "") + "|" + request.headers.get("Cookie", "")
def get_req_limits(default_limit, api_keys_db, db_multiplier=1, multiplier=1):
req_limit = default_limit
@ -348,12 +351,17 @@ def create_app(args):
and not secret.secret_match(req_secret)
):
need_key = True
if secret.secret_bogus_match(req_secret):
abort(make_response(jsonify({
'translatedText': secret.get_emoji(),
'alternatives': [],
'detectedLanguage': { 'confidence': 100, 'language': 'en' }
}), 200))
if args.require_api_key_fingerprint:
if flood.fingerprint_mismatch(ip, get_fingerprint()):
need_key = True
if need_key:
description = _("Please contact the server operator to get an API key")