mirror of
https://github.com/kiddin9/op-packages.git
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158 lines
3.7 KiB
Bash
158 lines
3.7 KiB
Bash
#!/bin/sh /etc/rc.common
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# Copyright (C) 2006-2011 OpenWrt.org
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START=95
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CTL=/dev/natflow_ctl
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ZONE=/dev/natflow_zone_ctl
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QOS=/dev/natflow_qos_ctl
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# opt <dev> <key> <value>: пишет key=value, только если value не пустой
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opt() {
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[ -n "$3" ] && echo "$2=$3" >"$1"
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}
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# rate_to_bytes <value> -> байт/с
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# N | NK|NM|NG (KiB/MiB/GiB, x1024) | Nkbit|Nmbit|Ngbit (биты, x1000)
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rate_to_bytes() {
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local v="$1" n u
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n="${v%%[!0-9]*}"
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u="${v#$n}"
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[ -n "$n" ] || return 1
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u="$(echo "$u" | tr 'A-Z' 'a-z')"
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case "$u" in
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"") echo "$n" ;;
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k|kb) echo $((n * 1024)) ;;
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m|mb) echo $((n * 1024 * 1024)) ;;
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g|gb) echo $((n * 1024 * 1024 * 1024)) ;;
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kbit) echo $((n * 125)) ;;
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mbit) echo $((n * 125000)) ;;
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gbit) echo $((n * 125000000)) ;;
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*) return 1 ;;
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esac
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}
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apply_zone() {
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local cfg="$1" type id ifname
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config_get type "$cfg" type
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config_get id "$cfg" id
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config_get ifname "$cfg" ifname
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case "$type" in
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lan|wan) ;;
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*) return 0 ;;
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esac
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[ -n "$id" ] && [ -n "$ifname" ] || return 0
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echo "${type}_zone $id=$ifname" >"$ZONE"
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}
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apply_vline() {
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local cfg="$1" type src dst family disabled
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config_get_bool disabled "$cfg" disabled 0
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[ "$disabled" -eq 0 ] || return 0
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config_get type "$cfg" type vline
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config_get src "$cfg" src
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config_get dst "$cfg" dst
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config_get family "$cfg" family all
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case "$type" in
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vline|relay) ;;
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*) return 0 ;;
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esac
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[ -n "$src" ] && [ -n "$dst" ] || return 0
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echo "${type}_add=$src,$dst,$family" >"$CTL"
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}
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apply_qos() {
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local cfg="$1" disabled user user_port remote remote_port proto rxbytes txbytes
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config_get_bool disabled "$cfg" disabled 0
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[ "$disabled" -eq 0 ] || return 0
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config_get user "$cfg" user
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config_get user_port "$cfg" user_port
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config_get remote "$cfg" remote
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config_get remote_port "$cfg" remote_port
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config_get proto "$cfg" proto
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config_get rxbytes "$cfg" rxbytes 0
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config_get txbytes "$cfg" txbytes 0
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rxbytes="$(rate_to_bytes "$rxbytes")" || {
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logger -t natflow "qos $cfg: bad rxbytes, rule skipped"
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return 0
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}
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txbytes="$(rate_to_bytes "$txbytes")" || {
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logger -t natflow "qos $cfg: bad txbytes, rule skipped"
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return 0
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}
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echo "add user=$user,user_port=$user_port,remote=$remote,remote_port=$remote_port,proto=$proto,rxbytes=$rxbytes,txbytes=$txbytes" >"$QOS"
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}
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ifgroup_add() {
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echo "ifname_group_add=$1" >"$CTL"
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}
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start() {
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local enabled debug hwnat hwnat_wed_disabled delay_pkts
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local go_slowpath_if_no_qos ifname_group_type tc_classid_mode
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config_load natflow
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config_get_bool enabled main enabled 1
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[ "$enabled" -eq 1 ] || { stop; return 0; }
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config_get debug main debug 3
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config_get hwnat main hwnat
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config_get hwnat_wed_disabled main hwnat_wed_disabled
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config_get delay_pkts main delay_pkts
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config_get go_slowpath_if_no_qos main go_slowpath_if_no_qos
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config_get ifname_group_type main ifname_group_type
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config_get tc_classid_mode main tc_classid_mode
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echo "debug=$debug" >"$CTL"
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opt "$CTL" hwnat "$hwnat"
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opt "$CTL" hwnat_wed_disabled "$hwnat_wed_disabled"
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opt "$CTL" delay_pkts "$delay_pkts"
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opt "$CTL" go_slowpath_if_no_qos "$go_slowpath_if_no_qos"
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if [ -n "$ifname_group_type" ]; then
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echo "ifname_group_clear" >"$CTL"
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echo "ifname_group_type=$ifname_group_type" >"$CTL"
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config_list_foreach main ifname_group ifgroup_add
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fi
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# zones
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echo "clean" >"$ZONE"
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config_foreach apply_zone zone
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echo "update_match" >"$ZONE"
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# qos
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echo "clear" >"$QOS"
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opt "$QOS" tc_classid_mode "$tc_classid_mode"
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config_foreach apply_qos qos
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# vline/relay
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echo "vline_clear" >"$CTL"
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config_foreach apply_vline vline
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echo "vline_apply" >"$CTL"
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echo "update_magic" >"$CTL"
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echo "disabled=0" >"$CTL"
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}
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stop() {
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echo "disabled=1" >"$CTL"
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}
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reload() {
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start
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}
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