Load xt_layer7 for 2.6 kernels (#3269)
[openwrt/svn-archive/archive.git] / package / qos-scripts / files / usr / lib / qos / generate.sh
index aceba577d58d3f4e35f30aa7748fb4b29855128c..161af82af115a38b4d0b4e4a2cdd7d78fb9e8667 100755 (executable)
@@ -14,6 +14,7 @@ add_insmod() {
        # only try to parse network config on openwrt
 
        find_ifname() {(
+               reset_cb
                include /lib/network
                scan_interfaces
                config_get "$1" ifname
@@ -68,6 +69,7 @@ parse_matching_rule() {
                        ;;
                        *:layer7)
                                add_insmod ipt_layer7
+                               add_insmod xt_layer7
                                append "$var" "-m layer7 --l7proto $value${pkt:+ --l7pkt}"
                        ;;
                        *:ports|*:srcports|*:dstports)
@@ -110,6 +112,35 @@ parse_matching_rule() {
                                esac
                                ports=1
                        ;;
+                       *:connbytes)
+                               value="$(echo "$value" | sed -e 's,-,:,g')"
+                               add_insmod ipt_connbytes
+                               append "$var" "-m connbytes --connbytes $value --connbytes-dir both --connbytes-mode bytes"
+                       ;;
+                       *:tos)
+                                add_insmod ipt_tos
+                                case "$value" in
+                                        !*) append "$var" "-m tos ! --tos $value";;
+                                        *) append "$var" "-m tos --tos $value"
+                                esac
+                        ;;
+                       *:dscp)
+                                add_insmod ipt_dscp
+                               dscp_option="--dscp"
+                                [ -z "${value%%[EBCA]*}" ] && dscp_option="--dscp-class"
+                               case "$value" in
+                                               !*) append "$var" "-m dscp ! $dscp_option $value";;
+                                               *) append "$var" "-m dscp $dscp_option $value"
+                                esac
+                        ;;
+                       *:direction)
+                               value="$(echo "$value" | sed -e 's,-,:,g')"
+                               if [ "$value" = "out" ]; then
+                                       append "$var" "-o $device"
+                               elif [ "$value" = "in" ]; then
+                                       append "$var" "-i $device"
+                               fi
+                       ;;
                        1:pktsize)
                                value="$(echo "$value" | sed -e 's,-,:,g')"
                                add_insmod ipt_length
@@ -132,6 +163,19 @@ parse_matching_rule() {
                                        !*) append "$var" "-m mark ! --mark $class";;
                                        *) append "$var" "-m mark --mark $class";;
                                esac
+                       ;;
+                       1:TOS)
+                               add_insmod ipt_TOS
+                               config_get TOS "$rule" 'TOS'
+                               suffix="-j TOS --set-tos "${TOS:-"Normal-Service"}
+                       ;;
+                       1:DSCP)
+                               add_insmod ipt_DSCP
+                               config_get DSCP "$rule" 'DSCP'
+                               [ -z "${DSCP%%[EBCA]*}" ] && set_value="--set-dscp-class $DSCP" \
+                               || set_value="--set-dscp $DSCP"
+                               suffix="-j DSCP $set_value"
+                       ;;
                esac
        done
        append "$var" "$suffix"
@@ -162,18 +206,18 @@ config_cb() {
        config_get TYPE "$CONFIG_SECTION" TYPE
        case "$TYPE" in
                interface)
-                       config_get enabled "$CONFIG_SECTION" enabled
-                       config_get download "$CONFIG_SECTION" download
+                       config_get_bool enabled "$CONFIG_SECTION" enabled 1
+                       [ 1 -eq "$enabled" ] || return 0
                        config_get classgroup "$CONFIG_SECTION" classgroup
                        config_set "$CONFIG_SECTION" imqdev "$C"
-                       [ -z "$enabled" -o "$(($enabled))" -eq 0 ] || {
-                               C=$(($C+1))
-                               INTERFACES="$INTERFACES $CONFIG_SECTION"
-                               config_set "$classgroup" enabled 1
-                       }
+                       C=$(($C+1))
+                       append INTERFACES "$CONFIG_SECTION"
+                       config_set "$classgroup" enabled 1
                        config_get device "$CONFIG_SECTION" device
-                       [ -z "$device" ] && device="$(find_ifname ${CONFIG_SECTION})"
-                       config_set "$CONFIG_SECTION" device "${device:-eth0}"
+                       [ -z "$device" ] && {
+                               device="$(find_ifname ${CONFIG_SECTION})"
+                               config_set "$CONFIG_SECTION" device "${device:-eth0}"
+                       }
                ;;
                classgroup) append CG "$CONFIG_SECTION";;
                classify|default|reclassify)
@@ -231,19 +275,22 @@ start_interface() {
        local iface="$1"
        local num_imq="$2"
        config_get device "$iface" device
-       config_get enabled "$iface" enabled
-       [ -z "$device" -o -z "$enabled" ] && exit
+       config_get_bool enabled "$iface" enabled 1
+       [ -z "$device" -o 1 -ne "$enabled" ] && {
+               return 1 
+       }
        config_get upload "$iface" upload
        config_get halfduplex "$iface" halfduplex
        config_get download "$iface" download
        config_get classgroup "$iface" classgroup
+       config_get_bool overhead "$iface" overhead 0
        
        download="${download:-${halfduplex:+$upload}}"
        enum_classes "$classgroup"
        for dir in up${halfduplex} ${download:+down}; do
                case "$dir" in
                        up)
-                               upload=$(($upload * 98 / 100 - (32 * 128 / $upload)))
+                               [ "$overhead" = 1 ] && upload=$(($upload * 98 / 100 - (15 * 128 / $upload)))
                                dev="$device"
                                rate="$upload"
                                dl_mode=""
@@ -252,7 +299,7 @@ start_interface() {
                        down)
                                add_insmod imq numdevs="$num_imq"
                                config_get imqdev "$iface" imqdev
-                               download=$(($download * 98 / 100 - (100 * 1024 / $download)))
+                               [ "$overhead" = 1 ] && download=$(($download * 98 / 100 - (80 * 1024 / $download)))
                                dev="imq$imqdev"
                                rate="$download"
                                dl_mode=1
@@ -310,6 +357,16 @@ add_rules() {
                config_get target "$rule" target
                config_get target "$target" classnr
                config_get options "$rule" options
+
+               ## If we want to override the TOS field, let's clear the DSCP field first.
+               [ ! -z "$(echo $options | grep 'TOS')" ] && {
+                       s_options=${options%%TOS}
+                       add_insmod ipt_DSCP
+                       parse_matching_rule iptrule "$rule" "$s_options" "$prefix" "-j DSCP --set-dscp 0"
+                       append "$var" "$iptrule" "$N"
+                       unset iptrule
+               }
+
                parse_matching_rule iptrule "$rule" "$options" "$prefix" "-j MARK --set-mark $target"
                append "$var" "$iptrule" "$N"
        done
@@ -347,6 +404,7 @@ start_cg() {
                                append down "iptables -t mangle -A POSTROUTING -o $device -j IMQ --todev $imqdev" "$N"
                        }
                        append down "iptables -t mangle -A PREROUTING -i $device -j ${cg}" "$N"
+                       append down "iptables -t mangle -A POSTROUTING -o $device -j ${cg}" "$N"
                        append down "iptables -t mangle -A PREROUTING -i $device -j IMQ --todev $imqdev" "$N"
                }
        done