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Revert "using also bridge table on network hooking"

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This reverts commit 33b22a174c.
This commit is contained in:
Domingo Dirutigliano
2025-04-12 20:32:52 +02:00
parent 33b22a174c
commit d0b2c67554
7 changed files with 63 additions and 71 deletions
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38
backend/modules/nfregex/nftables.py
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@@ -2,8 +2,7 @@ from modules.nfregex.models import Service
from utils import ip_parse, ip_family, NFTableManager, nftables_int_to_json
class FiregexFilter:
def __init__(self, proto:str, port:int, ip_int:str, target:str, id:int, family:str):
self.family = family
def __init__(self, proto:str, port:int, ip_int:str, target:str, id:int):
self.id = id
self.target = target
self.proto = proto
@@ -21,29 +20,29 @@ class FiregexTables(NFTableManager):
def __init__(self):
super().__init__([
*[{"add":{"chain":{
"family":fam,
{"add":{"chain":{
"family":"inet",
"table":self.table_name,
"name":self.input_chain,
"type":"filter",
"hook":"prerouting",
"prio":-301,
"policy":"accept"
}}} for fam in ("inet", "bridge")],
*[{"add":{"chain":{
"family":fam,
}}},
{"add":{"chain":{
"family":"inet",
"table":self.table_name,
"name":self.output_chain,
"type":"filter",
"hook":"postrouting",
"prio":-301,
"policy":"accept"
}}} for fam in ("inet", "bridge")]
}}}
],[
*[{"flush":{"chain":{"table":self.table_name,"family":fam, "name":self.input_chain}}} for fam in ("inet", "bridge")],
*[{"delete":{"chain":{"table":self.table_name,"family":fam, "name":self.input_chain}}} for fam in ("inet", "bridge")],
*[{"flush":{"chain":{"table":self.table_name,"family":fam, "name":self.output_chain}}} for fam in ("inet", "bridge")],
*[{"delete":{"chain":{"table":self.table_name,"family":fam, "name":self.output_chain}}} for fam in ("inet", "bridge")],
{"flush":{"chain":{"table":self.table_name,"family":"inet", "name":self.input_chain}}},
{"delete":{"chain":{"table":self.table_name,"family":"inet", "name":self.input_chain}}},
{"flush":{"chain":{"table":self.table_name,"family":"inet", "name":self.output_chain}}},
{"delete":{"chain":{"table":self.table_name,"family":"inet", "name":self.output_chain}}},
])
def add(self, srv:Service, queue_range):
@@ -56,8 +55,8 @@ class FiregexTables(NFTableManager):
if init > end:
init, end = end, init
self.cmd(
*[{ "insert":{ "rule": {
"family": fam,
{ "insert":{ "rule": {
"family": "inet",
"table": self.table_name,
"chain": self.output_chain,
"expr": [
@@ -66,9 +65,9 @@ class FiregexTables(NFTableManager):
{"mangle": {"key": {"meta": {"key": "mark"}},"value": 0x1338}},
{"queue": {"num": str(init) if init == end else {"range":[init, end] }, "flags": ["bypass"]}}
]
}}} for fam in ("inet", "bridge")],
*[{"insert":{"rule":{
"family": fam,
}}},
{"insert":{"rule":{
"family": "inet",
"table": self.table_name,
"chain": self.input_chain,
"expr": [
@@ -77,7 +76,7 @@ class FiregexTables(NFTableManager):
{"mangle": {"key": {"meta": {"key": "mark"}},"value": 0x1337}},
{"queue": {"num": str(init) if init == end else {"range":[init, end] }, "flags": ["bypass"]}}
]
}}} for fam in ("inet", "bridge")]
}}}
)
@@ -92,7 +91,6 @@ class FiregexTables(NFTableManager):
res.append(FiregexFilter(
target=filter["chain"],
id=int(filter["handle"]),
family=filter["family"],
proto=filter["expr"][1]["match"]["left"]["payload"]["protocol"],
port=filter["expr"][1]["match"]["right"],
ip_int=ip_int
@@ -103,7 +101,7 @@ class FiregexTables(NFTableManager):
for filter in self.get():
if filter.__eq__(srv):
self.cmd({ "delete":{ "rule": {
"family": filter.family,
"family": "inet",
"table": self.table_name,
"chain": filter.target,
"handle": filter.id