From 3873ed2c155788ab03512a35431f702beacd3749 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Fran=C3=A7ois=20De=20Keersmaeker?=
<francois.dekeersmaeker@uclouvain.be>
Date: Sat, 19 Oct 2024 19:43:53 +0200
Subject: [PATCH] CoAP: request or response
---
coap.py | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/coap.py b/coap.py
index 5a0733d..4d45950 100644
--- a/coap.py
+++ b/coap.py
@@ -23,6 +23,20 @@ class coap(Custom):
Optional, default is "src".
:return: Dictionary containing the (forward and backward) nftables and nfqueue rules for this policy.
"""
+ # Request or response
+ coap_response_rule = {}
+ if "response" in self.protocol_data and self.protocol_data["response"]:
+ if is_backward:
+ coap_response_rule = {"template": "{}coap_is_request(coap_message)", "match": ""}
+ else:
+ coap_response_rule = {"template": "{}coap_is_request(coap_message)", "match": "!"}
+ else:
+ if is_backward:
+ coap_response_rule = {"template": "{}coap_is_request(coap_message)", "match": "!"}
+ else:
+ coap_response_rule = {"template": "{}coap_is_request(coap_message)", "match": ""}
+ self.rules["nfq"].append(coap_response_rule)
+
# Lambda functions to convert a CoAP type or method to its C representation (upper case and separated by underscores)
func_coap_type = lambda type: f"COAP_{type.upper().replace('-', '_')}"
func_coap_method = lambda method: f"HTTP_{method.upper().replace('-', '_')}"
--
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