snort3: new package

Signed-off-by: W. Michael Petullo <mike@flyn.org>

net/snort3/files/snort.config

@@ -0,0 +1,4 @@
+config snort 'snort'
+	option config_dir '/etc/snort/etc/'
+	option alert_module 'alert_syslog'
+	option interface 'eth0'

net/snort3/files/snort.init

@@ -0,0 +1,41 @@
+#!/bin/sh /etc/rc.common
+
+START=99
+STOP=10
+
+USE_PROCD=1
+PROG=/usr/bin/snort
+
+validate_snort_section() {
+	uci_validate_section snort snort "${1}" \
+		'config_dir:string' \
+		'alert_module:string' \
+		'interface:string'
+}
+
+start_service() {
+	local config_file interface
+
+	validate_snort_section snort || {
+		echo "validation failed"
+		return 1
+	}
+
+	procd_open_instance
+	procd_set_param command $PROG -q --daq-dir /usr/lib/daq/ -i "$interface" -c "$config_dir/snort.lua" -A "$alert_module"
+	procd_set_param env SNORT_LUA_PATH="$config_dir"
+	procd_set_param file $CONFIGFILE
+	procd_set_param respawn
+	procd_close_instance
+}
+
+stop_service()
+{
+	service_stop ${PROG}
+}
+
+service_triggers()
+{
+	procd_add_reload_trigger "snort"
+	procd_add_validation validate_snort_section
+}