snort3: add missing action-override option

Allow use of rules as-defined, and don't override their actions.  This
is generally the best way to use the ruleset, and overriding their
actions should only be undertaken when you fully understand how it
affects their use.

Signed-off-by: Eric Fahlgren <ericfahlgren@gmail.com>
This commit is contained in:
Eric Fahlgren 2023-12-17 08:33:36 -08:00 committed by Rosen Penev
parent 224a3816d8
commit e05835deac
4 changed files with 11 additions and 5 deletions

View File

@ -7,7 +7,7 @@ include $(TOPDIR)/rules.mk
PKG_NAME:=snort3
PKG_VERSION:=3.1.77.0
PKG_RELEASE:=1
PKG_RELEASE:=2
PKG_SOURCE:=$(PKG_VERSION).tar.gz
PKG_SOURCE_URL:=https://github.com/snort3/snort3/archive/refs/tags/

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@ -90,7 +90,7 @@ const snort_config = {
mode: config_item("enum", [ "ids", "ips" ]),
method: config_item("enum", [ "pcap", "afpacket", "nfq" ]),
action: config_item("enum", [ "alert", "block", "drop", "reject" ]),
action: config_item("enum", [ "default", "alert", "block", "drop", "reject" ]),
interface: config_item("str", [ uci.get("network", "wan", "device") ]),
snaplen: config_item("range", [ 1518, 65535 ]), // int daq.snaplen = 1518: set snap length (same as -s) { 0:65535 }
@ -137,7 +137,9 @@ snort
PID file (why?). Default /var/log
openappid - Enabled inspection using the 'openappid' package
See 'opkg info openappid'
action - 'alert', 'block', 'reject' or 'drop'
action - Override the specified action of your rules. One of 'default',
'alert', 'block', 'reject' or 'drop', where 'default' means use
the rule as defined and don't override.
method - 'pcap', 'afpacket' or 'nfq'
snaplen - int daq.snaplen = 1518: set snap length (same as -s) { 0:65535 }
include - User-defined snort configuration, applied at end of generated snort.lua

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@ -25,7 +25,9 @@
# PID file (why?). Default /var/log
# openappid - Enabled inspection using the 'openappid' package
# See 'opkg info openappid'
# action - 'alert', 'block', 'reject' or 'drop'
# action - Override the specified action of your rules. One of 'default',
# 'alert', 'block', 'reject' or 'drop', where 'default' means use
# the rule as defined and don't override.
# method - 'pcap', 'afpacket' or 'nfq'
# snaplen - int daq.snaplen = 1518: set snap length (same as -s) { 0:65535 }
# include - User-defined snort configuration, applied at end of generated snort.lua
@ -59,7 +61,7 @@ config snort 'snort'
option openappid '0' # one of [0, 1]
option mode 'ids' # one of [ids, ips]
option method 'pcap' # one of [pcap, afpacket, nfq]
option action 'alert' # one of [alert, block, drop, reject]
option action 'default' # one of [default, alert, block, drop, reject]
option interface 'eth0' # a string
option snaplen '1518' # 1518 <= x <= 65535
option include '' # a path string

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@ -52,7 +52,9 @@ snort = {
ips = {
mode = '{{ line_mode }}',
variables = default_variables,
{% if (snort.action != 'default'): %}
action_override = '{{ snort.action }}',
{% endif %}
{% if (getenv("_SNORT_WITHOUT_RULES") == "1"): %}
-- WARNING: THIS IS A TEST-ONLY CONFIGURATION WITHOUT ANY RULES.
{% else %}