1 #!/bin/sh /etc/rc.common
3 EXTRA_COMMANDS=clear_leases
16 config_get zone "$cfg" zone
17 [ -n "$zone" ] || return 0
19 config_get net "$cfg" network
20 [ -n "$net" ] || return 0
22 config_get ifname "$net" ifname
23 [ -n "$ifname" ] || return 0
25 config_get ipaddr "$net" ipaddr
26 [ -n "$ipaddr" ] || return 0
28 config_get netmask "$net" netmask
29 [ -n "$netmask" ] || return 0
31 eval "$(ipcalc.sh $ipaddr $netmask)"
33 iptables -t nat -A prerouting_${zone} -j luci_splash_prerouting
34 iptables -t nat -A luci_splash_prerouting -s "$NETWORK/$PREFIX" -p ! tcp -j luci_splash_portal
35 iptables -t nat -A luci_splash_prerouting -s "$NETWORK/$PREFIX" -d ! "$ipaddr" -j luci_splash_portal
36 iptables -t nat -A luci_splash_prerouting -s "$NETWORK/$PREFIX" -d "$ipaddr" -p tcp -m multiport ! --dport 22,80,443 -j luci_splash_portal
38 qos_iface_add "$ifname"
40 append SPLASH_INTERFACES "$ifname"
44 config_get zone "$1" zone
45 [ -n "$zone" ] || return 0
47 config_get ifname "$1" ifname
48 [ -n "$ifname" ] || return 0
50 while iptables -t nat -D prerouting_${zone} -j luci_splash_prerouting 2>&-; do :; done
52 qos_iface_del "$ifname"
58 config_get mac "$cfg" mac
60 iptables -t filter -I luci_splash_counter -m mac --mac-source "$mac" -j RETURN
61 iptables -t nat -I luci_splash_leases -m mac --mac-source "$mac" -j DROP
68 config_get mac "$cfg" mac
70 iptables -t filter -I luci_splash_counter -m mac --mac-source "$mac" -j RETURN
71 iptables -t nat -I luci_splash_leases -m mac --mac-source "$mac" -j RETURN
78 config_get mac "$cfg" mac
79 config_get ban "$cfg" kicked
84 local oIFS="$IFS"; IFS=":"
86 IFS="$oIFS"; unset oIFS
89 local mac_post="$3$4$5$6"
92 iptables -t filter -I luci_splash_counter -m mac --mac-source "$mac" -j RETURN
93 iptables -t mangle -I luci_splash_mark -m mac --mac-source "$mac" -j MARK --set-mark 79
94 iptables -t nat -I luci_splash_leases -m mac --mac-source "$mac" -j "${ban:-RETURN}"
96 for i in $SPLASH_INTERFACES; do
97 tc filter add dev $i parent 77:0 protocol ip prio 2 handle ::$handle u32 \
98 match u16 0x0800 0xFFFF at -2 match u32 0x$mac_post 0xFFFFFFFF at -12 \
99 match u16 0x$mac_pre 0xFFFF at -14 flowid 77:10
107 # 77 -> download root qdisc
108 # 78 -> upload root qdisc
111 silent tc qdisc del dev "$iface" root handle 77:
113 if [ "$LIMIT_UP" -gt 0 -a "$LIMIT_DOWN" -gt 0 ]; then
114 tc qdisc add dev "$iface" root handle 77: htb
116 # assume maximum rate of 20.000 kilobit for wlan
117 tc class add dev "$iface" parent 77: classid 77:1 htb rate 20000kbit
119 # set download limit and burst
120 tc class add dev "$iface" parent 77:1 classid 77:10 htb \
121 rate ${LIMIT_DOWN}kbit ceil ${LIMIT_DOWN_BURST}kbit prio 2
123 tc qdisc add dev "$iface" parent 77:10 handle 78: sfq perturb 10
125 # adding ingress can result in "File exists" if qos-scripts are active
126 silent tc qdisc add dev "$iface" ingress
128 # set client upload speed
129 tc filter add dev "$iface" parent ffff: protocol ip prio 1 \
130 handle 79 fw police rate ${LIMIT_UP}kbit mtu 6k burst 6k drop
137 silent tc qdisc del dev "$iface" root handle 77:
138 silent tc qdisc del dev "$iface" root handle 78:
139 silent tc filter del dev "$iface" parent ffff: protocol ip prio 1 handle 79 fw
143 ### Setup splash-relay
144 uci get lucid.splashr || {
146 set lucid.splashr=daemon
147 set lucid.splashr.slave=httpd
148 add_list lucid.splashr.address=8082
149 add_list lucid.splashr.publisher=splashredir
150 set lucid.splashr.enabled=1
152 set lucid.splashredir=Redirector
153 set lucid.splashredir.name=Splashd
154 set lucid.splashredir.virtual='/'
155 set lucid.splashredir.physical=':80/luci/splash'
161 ### We are started by the firewall include
166 ### Read chains from config
169 config_load luci_splash
172 config_get LIMIT_UP general limit_up
173 config_get LIMIT_DOWN general limit_down
174 config_get LIMIT_DOWN_BURST general limit_down_burst
176 LIMIT_UP="${LIMIT_UP:-0}"
177 LIMIT_DOWN="${LIMIT_DOWN:-0}"
178 LIMIT_DOWN_BURST="${LIMIT_DOWN_BURST:-$(($LIMIT_DOWN * 2))}"
180 ### Load required modules
181 [ "$LIMIT_IP" -gt 0 -a "$LIMIT_DOWN" -gt 0 ] && {
183 silent insmod cls_route
184 silent insmod cls_rsvp
185 silent insmod cls_rsvp6
186 silent insmod cls_tcindex
187 silent insmod cls_u32
188 silent insmod sch_cbq
189 silent insmod sch_csz
190 silent insmod sch_dsmark
191 silent insmod sch_gred
192 silent insmod sch_hfsc
193 silent insmod sch_htb
194 silent insmod sch_ingress
195 silent insmod sch_red
196 silent insmod sch_tbf
197 silent insmod sch_teql
201 iptables -t filter -N luci_splash_counter
202 iptables -t nat -N luci_splash_portal
203 iptables -t nat -N luci_splash_leases
204 iptables -t nat -N luci_splash_prerouting
206 [ "$LIMIT_UP" -gt 0 -a "$LIMIT_DOWN" -gt 0 ] && \
207 iptables -t mangle -N luci_splash_mark
209 ### Build the main and portal rule
210 config_foreach iface_add iface
211 config_foreach blacklist_add blacklist
212 config_foreach whitelist_add whitelist
213 config_foreach lease_add lease
215 ### Build the portal rule
216 iptables -t filter -I INPUT -j luci_splash_counter
217 iptables -t filter -I FORWARD -j luci_splash_counter
219 [ "$LIMIT_UP" -gt 0 -a "$LIMIT_DOWN" -gt 0 ] && \
220 iptables -t mangle -I PREROUTING -j luci_splash_mark
222 iptables -t nat -A luci_splash_portal -p udp --dport 33434:33523 -j RETURN
223 iptables -t nat -A luci_splash_portal -p icmp -j RETURN
224 iptables -t nat -A luci_splash_portal -p udp --dport 53 -j RETURN
225 iptables -t nat -A luci_splash_portal -j luci_splash_leases
227 ### Build the leases rule
228 iptables -t nat -A luci_splash_leases -p tcp --dport 80 -j REDIRECT --to-ports 8082
229 iptables -t nat -A luci_splash_leases -j DROP
231 ### Add crontab entry
232 test -f /etc/crontabs/root || touch /etc/crontabs/root
233 grep -q luci-splash /etc/crontabs/root || {
234 echo '*/5 * * * * /usr/sbin/luci-splash sync' >> /etc/crontabs/root
237 ### Start the splash httpd
238 start-stop-daemon -S -m -p /var/run/luci-splashd.pid -b -q -x /usr/bin/luci-splashd
242 ### Clear interface rules
243 config_load luci_splash
244 config_foreach iface_del iface
246 silent iptables -t filter -D INPUT -j luci_splash_counter
247 silent iptables -t filter -D FORWARD -j luci_splash_counter
248 silent iptables -t mangle -D PREROUTING -j luci_splash_mark
251 silent iptables -t nat -F luci_splash_leases
252 silent iptables -t nat -F luci_splash_portal
253 silent iptables -t nat -F luci_splash_prerouting
254 silent iptables -t filter -F luci_splash_counter
255 silent iptables -t mangle -F luci_splash_mark
258 silent iptables -t nat -X luci_splash_leases
259 silent iptables -t nat -X luci_splash_portal
260 silent iptables -t nat -X luci_splash_prerouting
261 silent iptables -t filter -X luci_splash_counter
262 silent iptables -t mangle -X luci_splash_mark
264 ### Stop the splash httpd
265 start-stop-daemon -K -p /var/run/luci-splashd.pid -s KILL -q
267 sed -ie '/\/usr\/sbin\/luci-splash sync/d' /var/spool/cron/crontabs/root
273 while uci -P /var/state del luci_splash.@lease[0] 2>&-;do :; done