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-rwxr-xr-xapplications/luci-splash/root/etc/init.d/luci_splash187
-rwxr-xr-xapplications/luci-splash/root/usr/sbin/luci-splash68
2 files changed, 211 insertions, 44 deletions
diff --git a/applications/luci-splash/root/etc/init.d/luci_splash b/applications/luci-splash/root/etc/init.d/luci_splash
index ffcd6f8837..582c2e2f95 100755
--- a/applications/luci-splash/root/etc/init.d/luci_splash
+++ b/applications/luci-splash/root/etc/init.d/luci_splash
@@ -1,6 +1,14 @@
#!/bin/sh /etc/rc.common
START=70
EXTRA_COMMANDS=clear_leases
+SPLASH_INTERFACES=""
+LIMIT_DOWN=0
+LIMIT_DOWN_BURST=0
+LIMIT_UP=0
+
+silent() {
+ "$@" 2>/dev/null
+}
iface_add() {
local cfg="$1"
@@ -10,6 +18,9 @@ iface_add() {
config_get net "$cfg" network
[ -n "$net" ] || return 0
+
+ config_get ifname "$net" ifname
+ [ -n "$ifname" ] || return 0
config_get ipaddr "$net" ipaddr
[ -n "$ipaddr" ] || return 0
@@ -23,12 +34,22 @@ iface_add() {
iptables -t nat -A luci_splash_prerouting -s "$NETWORK/$PREFIX" -p ! tcp -j luci_splash_portal
iptables -t nat -A luci_splash_prerouting -s "$NETWORK/$PREFIX" -d ! "$ipaddr" -j luci_splash_portal
iptables -t nat -A luci_splash_prerouting -s "$NETWORK/$PREFIX" -d "$ipaddr" -p tcp -m multiport ! --dport 22,80,443 -j luci_splash_portal
+
+ qos_iface_add "$ifname"
+
+ append SPLASH_INTERFACES "$ifname"
}
iface_del() {
config_get zone "$1" zone
[ -n "$zone" ] || return 0
+
+ config_get ifname "$1" ifname
+ [ -n "$ifname" ] || return 0
+
while iptables -t nat -D prerouting_${zone} -j luci_splash_prerouting 2>&-; do :; done
+
+ qos_iface_del "$ifname"
}
blacklist_add() {
@@ -36,8 +57,8 @@ blacklist_add() {
config_get mac "$cfg" mac
[ -n "$mac" ] && {
- iptables -I luci_splash_counter -m mac --mac-source "$mac" -j RETURN
- iptables -t nat -I luci_splash_leases -m mac --mac-source "$mac" -j DROP
+ iptables -t filter -I luci_splash_counter -m mac --mac-source "$mac" -j RETURN
+ iptables -t nat -I luci_splash_leases -m mac --mac-source "$mac" -j DROP
}
}
@@ -45,19 +66,81 @@ whitelist_add() {
local cfg="$1"
config_get mac "$cfg" mac
+ [ -n "$mac" ] && {
+ iptables -t filter -I luci_splash_counter -m mac --mac-source "$mac" -j RETURN
+ iptables -t nat -I luci_splash_leases -m mac --mac-source "$mac" -j RETURN
+ }
+}
+
+lease_add() {
+ local cfg="$1"
+
+ config_get mac "$cfg" mac
config_get ban "$cfg" kicked
ban=${ban:+DROP}
[ -n "$mac" ] && {
- iptables -I luci_splash_counter -m mac --mac-source "$mac" -j RETURN
- iptables -t nat -I luci_splash_leases -m mac --mac-source "$mac" -j "${ban:-RETURN}"
+ local oIFS="$IFS"; IFS=":"
+ set -- $mac
+ IFS="$oIFS"; unset oIFS
+
+ local mac_pre="$1$2"
+ local mac_post="$3$4$5$6"
+ local handle="$6"
+
+ iptables -t filter -I luci_splash_counter -m mac --mac-source "$mac" -j RETURN
+ iptables -t mangle -I luci_splash_mark -m mac --mac-source "$mac" -j MARK --set-mark 79
+ iptables -t nat -I luci_splash_leases -m mac --mac-source "$mac" -j "${ban:-RETURN}"
+
+ for i in $SPLASH_INTERFACES; do
+ tc filter add dev $i parent 77:0 protocol ip prio 2 handle ::$handle u32 \
+ match u16 0x0800 0xFFFF at -2 match u32 0x$mac_post 0xFFFFFFFF at -12 \
+ match u16 0x$mac_pre 0xFFFF at -14 flowid 77:10
+ done
}
}
-boot() {
- ### We are started by the firewall include
+qos_iface_add() {
+ local iface="$1"
+
+ # 77 -> download root qdisc
+ # 78 -> upload root qdisc
+ # 79 -> fwmark
+
+ tc qdisc del dev "$iface" root handle 77:
+
+ if [ "$LIMIT_UP" -gt 0 -a "$LIMIT_DOWN" -gt 0 ]; then
+ tc qdisc add dev "$iface" root handle 77: htb
+
+ # assume maximum rate of 20.000 kilobit for wlan
+ tc class add dev "$iface" parent 77: classid 77:1 htb rate 20000kbit
+
+ # set download limit and burst
+ tc class add dev "$iface" parent 77:1 classid 77:10 htb \
+ rate ${LIMIT_DOWN}kbit ceil ${LIMIT_DOWN_BURST}kbit prio 2
+
+ tc qdisc add dev "$iface" parent 77:10 handle 78: sfq perturb 10
+
+ # adding ingress can result in "File exists" if qos-scripts are active
+ silent tc qdisc add dev "$iface" ingress
+ # set client upload speed
+ tc filter add dev "$iface" parent ffff: protocol ip prio 1 \
+ handle 79 fw police rate ${LIMIT_UP}kbit mtu 6k burst 6k drop
+ fi
+}
+
+qos_iface_del() {
+ local iface="$1"
+
+ tc qdisc del dev "$iface" root handle 77:
+ tc qdisc del dev "$iface" root handle 78:
+ tc filter del dev "$iface" parent ffff: protocol ip prio 1 handle 79 fw
+}
+
+boot() {
+ ### Setup splash-relay
uci get lucid.splashr || {
uci batch <<EOF
set lucid.splashr=daemon
@@ -74,6 +157,8 @@ uci batch <<EOF
commit lucid
EOF
}
+
+ ### We are started by the firewall include
exit 0
}
@@ -82,56 +167,102 @@ start() {
include /lib/network
scan_interfaces
config_load luci_splash
+
+ ### Find QoS limits
+ config_get LIMIT_UP general limit_up
+ config_get LIMIT_DOWN general limit_down
+ config_get LIMIT_DOWN_BURST general limit_down_burst
+
+ LIMIT_UP="${LIMIT_UP:-0}"
+ LIMIT_DOWN="${LIMIT_DOWN:-0}"
+ LIMIT_DOWN_BURST="${LIMIT_DOWN_BURST:-$(($LIMIT_DOWN * 2))}"
+
+ ### Load required modules
+ [ "$LIMIT_IP" -gt 0 -a "$LIMIT_DOWN" -gt 0 ] && {
+ silent insmod cls_fw
+ silent insmod cls_route
+ silent insmod cls_rsvp
+ silent insmod cls_rsvp6
+ silent insmod cls_tcindex
+ silent insmod cls_u32
+ silent insmod sch_cbq
+ silent insmod sch_csz
+ silent insmod sch_dsmark
+ silent insmod sch_gred
+ silent insmod sch_hfsc
+ silent insmod sch_htb
+ silent insmod sch_ingress
+ silent insmod sch_red
+ silent insmod sch_tbf
+ silent insmod sch_teql
+ }
### Create subchains
- iptables -N luci_splash_counter
- iptables -t nat -N luci_splash_portal
- iptables -t nat -N luci_splash_leases
- iptables -t nat -N luci_splash_prerouting
+ iptables -t filter -N luci_splash_counter
+ iptables -t nat -N luci_splash_portal
+ iptables -t nat -N luci_splash_leases
+ iptables -t nat -N luci_splash_prerouting
+
+ [ "$LIMIT_UP" -gt 0 -a "$LIMIT_DOWN" -gt 0 ] && \
+ iptables -t mangle -N luci_splash_mark
### Build the main and portal rule
+ config_foreach iface_add iface
config_foreach blacklist_add blacklist
config_foreach whitelist_add whitelist
- config_foreach whitelist_add lease
- config_foreach iface_add iface
-
+ config_foreach lease_add lease
+
### Build the portal rule
- iptables -I INPUT -j luci_splash_counter
- iptables -I FORWARD -j luci_splash_counter
+ iptables -t filter -I INPUT -j luci_splash_counter
+ iptables -t filter -I FORWARD -j luci_splash_counter
+
+ [ "$LIMIT_UP" -gt 0 -a "$LIMIT_DOWN" -gt 0 ] && \
+ iptables -t mangle -I PREROUTING -j luci_splash_mark
+
iptables -t nat -A luci_splash_portal -p udp --dport 33434:33523 -j RETURN
iptables -t nat -A luci_splash_portal -p icmp -j RETURN
iptables -t nat -A luci_splash_portal -p udp --dport 53 -j RETURN
iptables -t nat -A luci_splash_portal -j luci_splash_leases
-
+
### Build the leases rule
iptables -t nat -A luci_splash_leases -p tcp --dport 80 -j REDIRECT --to-ports 8082
iptables -t nat -A luci_splash_leases -j DROP
-
+
### Add crontab entry
test -f /etc/crontabs/root || touch /etc/crontabs/root
grep -q luci-splash /etc/crontabs/root || {
echo '*/5 * * * * /usr/sbin/luci-splash sync' >> /etc/crontabs/root
}
+
+ ### Start the splash httpd
+ start-stop-daemon -S -m -p /var/run/luci-splashd.pid -b -q -x /usr/bin/luci-splashd
}
stop() {
### Clear interface rules
config_load luci_splash
config_foreach iface_del iface
- iptables -D INPUT -j luci_splash_counter
- iptables -D FORWARD -j luci_splash_counter
+ silent iptables -t filter -D INPUT -j luci_splash_counter
+ silent iptables -t filter -D FORWARD -j luci_splash_counter
+ silent iptables -t mangle -D PREROUTING -j luci_splash_mark
+
### Clear subchains
- iptables -t nat -F luci_splash_leases
- iptables -t nat -F luci_splash_portal
- iptables -t nat -F luci_splash_prerouting
- iptables -F luci_splash_counter
-
+ silent iptables -t nat -F luci_splash_leases
+ silent iptables -t nat -F luci_splash_portal
+ silent iptables -t nat -F luci_splash_prerouting
+ silent iptables -t filter -F luci_splash_counter
+ silent iptables -t mangle -F luci_splash_mark
+
### Delete subchains
- iptables -t nat -X luci_splash_leases
- iptables -t nat -X luci_splash_portal
- iptables -t nat -X luci_splash_prerouting
- iptables -X luci_splash_counter
+ silent iptables -t nat -X luci_splash_leases
+ silent iptables -t nat -X luci_splash_portal
+ silent iptables -t nat -X luci_splash_prerouting
+ silent iptables -t filter -X luci_splash_counter
+ silent iptables -t mangle -X luci_splash_mark
+
+ ### Stop the splash httpd
+ start-stop-daemon -K -p /var/run/luci-splashd.pid -s KILL -q
sed -ie '/\/usr\/sbin\/luci-splash sync/d' /var/spool/cron/crontabs/root
}
diff --git a/applications/luci-splash/root/usr/sbin/luci-splash b/applications/luci-splash/root/usr/sbin/luci-splash
index 3f6356a9b3..e2bcc557d2 100755
--- a/applications/luci-splash/root/usr/sbin/luci-splash
+++ b/applications/luci-splash/root/usr/sbin/luci-splash
@@ -8,11 +8,25 @@ require("luci.sys.iptparser")
local uci = luci.model.uci.cursor_state()
local ipt = luci.sys.iptparser.IptParser()
+local splash_interfaces = { }
+local limit_up = 0
+local limit_down = 0
+local limit_down_burst = 0
function main(argv)
local cmd = argv[1]
local arg = argv[2]
+
+ limit_up = tonumber(uci:get("luci_splash", "general", "limit_up") or 0)
+ limit_down = tonumber(uci:get("luci_splash", "general", "limit_down") or 0)
+ limit_down_burst = tonumber(uci:get("luci_splash", "general", "limit_down_burst") or limit_down * 2)
+ uci:foreach("luci_splash", "iface", function(s)
+ if s.network then
+ splash_interfaces[#splash_interfaces+1] = uci:get("network", s.network, "ifname")
+ end
+ end)
+
if cmd == "status" and arg then
if islisted("whitelist", arg) then
print("whitelisted")
@@ -75,29 +89,51 @@ end
-- Add an iptables rule
function add_rule(mac)
- os.execute("iptables -I luci_splash_counter -m mac --mac-source '"..mac.."' -j RETURN")
- return os.execute("iptables -t nat -I luci_splash_leases -m mac --mac-source '"..mac.."' -j RETURN")
+ local a, b, c, d, e, f = mac:match("(%w+):(%w+):(%w+):(%w+):(%w+):(%w+)")
+ local mac_pre = "%s%s" %{ a, b }
+ local mac_post = "%s%s%s%s" %{ c, d, e, f }
+ local handle = f
+
+ if limit_up > 0 and limit_down > 0 then
+ os.execute("iptables -t mangle -I luci_splash_mark -m mac --mac-source %q -j MARK --set-mark 79" % mac)
+
+ for _, i in ipairs(splash_interfaces) do
+ os.execute("tc filter add dev %q parent 77:0 protocol ip prio 2 " % i ..
+ "handle ::%q u32 " % handle ..
+ "match u16 0x0800 0xFFFF at -2 match u32 0x%q 0xFFFFFFFF at -12 " % mac_post ..
+ "match u16 0x%q 0xFFFF at -14 flowid 77:10" % mac_pre)
+ end
+ end
+
+ os.execute("iptables -t filter -I luci_splash_counter -m mac --mac-source %q -j RETURN" % mac)
+ return os.execute("iptables -t nat -I luci_splash_leases -m mac --mac-source %q -j RETURN" % mac)
end
-- Remove an iptables rule
function remove_rule(mac)
- for _, r in ipairs(ipt:find({table="filter", chain="luci_splash_counter"})) do
- if r.options and #r.options >= 2 and r.options[1] == "MAC" and
- r.options[2]:lower() == mac:lower()
- then
- os.execute("iptables -D luci_splash_counter -m mac --mac-source %q -j %s"
- %{ mac, r.target })
+ local handle = mac:match("%w+:%w+:%w+:%w+:%w+:(%w+)")
+
+ local function ipt_delete_foreach(args)
+ for _, r in ipairs(ipt:find(args)) do
+ if r.options and #r.options >= 2 and r.options[1] == "MAC" and
+ r.options[2]:lower() == mac:lower()
+ then
+ os.execute("iptables -t %q -D %q -m mac --mac-source %q %s 2>/dev/null"
+ %{ r.table, r.chain, mac,
+ r.target == "MARK" and "-j MARK --set-mark 79" or
+ r.target and "-j %q" % r.target or "" })
+ end
end
end
- for _, r in ipairs(ipt:find({table="nat", chain="luci_splash_leases"})) do
- if r.options and #r.options >= 2 and r.options[1] == "MAC" and
- r.options[2]:lower() == mac:lower()
- then
- os.execute("iptables -t nat -D luci_splash_leases -m mac --mac-source %q -j %s"
- %{ mac, r.target })
- end
+ ipt_delete_foreach({table="filter", chain="luci_splash_counter"})
+ ipt_delete_foreach({table="mangle", chain="luci_splash_mark"})
+ ipt_delete_foreach({table="nat", chain="luci_splash_leases"})
+
+ for _, i in ipairs(splash_interfaces) do
+ os.execute("tc filter del dev %q parent 77:0 protocol ip prio 2 " % i ..
+ "handle 800::%q u32 2>/dev/null" % handle)
end
ipt:resync()
@@ -169,7 +205,7 @@ function sync()
if v[".type"] == "lease" then
if os.difftime(time, tonumber(v.start)) > leasetime then
-- Remove expired
- remove_rule(v.mac)
+ remove_rule(v.mac, v.kicked)
else
-- Rewrite state
uci:section("luci_splash", "lease", nil, {