From b41c82c8e7252e883ffb1bbefa135536a683c0fb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Fran=C3=A7ois=20De=20Keersmaeker?=
<francois.dekeersmaeker@uclouvain.be>
Date: Thu, 26 Dec 2024 17:53:24 +0100
Subject: [PATCH] HTTP: remove Path only if Request
---
pcap_anonymize/app_layer/http.py | 23 ++++++++++++-----------
1 file changed, 12 insertions(+), 11 deletions(-)
diff --git a/pcap_anonymize/app_layer/http.py b/pcap_anonymize/app_layer/http.py
index cb4babc..6839d77 100644
--- a/pcap_anonymize/app_layer/http.py
+++ b/pcap_anonymize/app_layer/http.py
@@ -70,17 +70,18 @@ def anonymize_http(http: HTTP) -> None:
http (scapy.HTTP): HTTP layer to anonymize
"""
# Remove request parameters
- try:
- path = http.getfieldval(HttpFields.PATH.value).decode(ENCODING)
- http.setfieldval(HttpFields.PATH.value, path.split("?")[0].encode(ENCODING))
- except AttributeError:
- # HTTP packet does not contain the `Path` field
- logger.warning(f"Field {HttpFields.PATH.value} not found in HTTP layer {http.summary()}")
- pass
- except UnicodeDecodeError:
- # `Path` field is not encoded in UTF-8
- logger.warning(f"Field {HttpFields.PATH.value} not UTF-8 encoded in HTTP layer {http.summary()}")
- pass
+ if http.haslayer(HTTPRequest):
+ try:
+ path = http.getfieldval(HttpFields.PATH.value).decode(ENCODING)
+ http.setfieldval(HttpFields.PATH.value, path.split("?")[0].encode(ENCODING))
+ except AttributeError:
+ # HTTP packet does not contain the `Path` field
+ logger.warning(f"Field {HttpFields.PATH.value} not found in HTTP layer {http.summary()}")
+ pass
+ except UnicodeDecodeError:
+ # `Path` field is not encoded in UTF-8
+ logger.warning(f"Field {HttpFields.PATH.value} not UTF-8 encoded in HTTP layer {http.summary()}")
+ pass
# Remove all fields other than Method and Path
for field in http.fields.copy():
--
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