Initial commit

package/network/services/ipset-dns/files/ipset-dns.config

@@ -0,0 +1,16 @@
+# declare an ipset-dns listener instance, multiple allowed
+config ipset-dns
+	# use given ipset for type A (IPv4) responses
+	option ipset 'domain-filter-ipv4'
+
+	# use given ipset for type AAAA (IPv6) responses
+	option ipset6 'domain-filter-ipv6'
+
+	# use given listening port
+	# defaults to 53000 + instance number
+	#option port  '53001'
+
+	# use given upstream DNS server,
+	# defaults to first entry in /tmp/resolv.conf.auto
+	#option dns   '8.8.8.8'
+

package/network/services/ipset-dns/files/ipset-dns.init

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+#!/bin/sh /etc/rc.common
+# Copyright (C) 2013 OpenWrt.org
+
+START=61
+
+USE_PROCD=1
+
+find_nameserver() {
+	. /lib/functions/network.sh
+
+	local tmp
+	if network_find_wan tmp && network_get_dnsserver tmp "$tmp"; then
+		echo "${tmp%% *}"
+		return 0
+	fi
+
+	return 1
+}
+
+start_instance() {
+	local cfg="$1"
+	local ipset ipset6 port dns
+
+	config_get ipset "$cfg" ipset
+	config_get ipset6 "$cfg" ipset6
+	[ -n "$ipset$ipset6" ] || {
+		echo "No ipset specified for instance $cfg" >&2
+		return 1
+	}
+
+	config_get dns "$cfg" dns "$DEFNS"
+	[ -n "$dns" ] || {
+		echo "No DNS server specified for instance $cfg" >&2
+		return 1
+	}
+
+	config_get port "$cfg" port $((PORT++))
+
+	procd_open_instance
+	procd_set_param command /usr/sbin/ipset-dns "$ipset" "$ipset6" "$port" "$dns"
+	procd_set_param env NO_DAEMONIZE=1
+	procd_set_param respawn
+	procd_close_instance
+}
+
+service_triggers()
+{
+	procd_add_reload_trigger "ipset-dns"
+}
+
+start_service() {
+	PORT=53001
+	DEFNS="$(find_nameserver)"
+
+	config_load ipset-dns
+	config_foreach start_instance ipset-dns
+}