openwrt_pbr.sh

@@ -0,0 +1,54 @@
+#!/bin/sh
+
+help() {
+    echo 'up/down [DEVICE]'
+    echo 'status  [DEVICE]'
+}
+
+is_available() {
+    uci show pbr | grep -q "pbr.$1=policy"
+}
+
+
+# EXIT_SUCCESS if enabled
+# EXIT_FAILURE if disabled
+status() {
+    uci get pbr."$1".enabled >/dev/null 2>&1
+}
+
+up() {
+    is_available "$1" || exit 1
+    status "$1" || exit 1
+    uci del pbr."$1".enabled >/dev/null
+    uci commit >/dev/null
+    /etc/init.d/pbr reload > /dev/null
+}
+
+down() {
+    is_available "$1" || exit 1
+    status "$1" && exit 1
+    uci set pbr."$1".enabled=0 >/dev/null
+    uci commit >/dev/null
+    /etc/init.d/pbr reload > /dev/null
+}
+
+toggle() {
+    is_available "$1" || exit 1
+    if status "$1"; then
+        up "$1"
+    else
+        down "$1"
+    fi
+}
+
+if [ $# -lt 2 ]; then
+    help >&2
+    exit 1
+fi
+
+case "$1" in
+    "up") up "$2";;
+    "down") down "$2" ;;
+    "toggle") toggle "$2" ;;
+    "status") status "$2" && echo '0' || echo '1' ;;
+esac