* Mördercommit ;-)
[project/luci.git] / applications / luci-splash / root / etc / init.d / luci_splash
1 #!/bin/sh /etc/rc.common
2 START=70
3
4 iface_add() {
5 local cfg="$1"
6
7 config_get net "$cfg" network
8 [ -n "$net" ] || return 0
9
10 config_get iface "$net" ifname
11 [ -n "$iface" ] || return 0
12 iface="${iface%%:*}"
13
14 config_get ipaddr "$net" ipaddr
15 [ -n "$ipaddr" ] || return 0
16
17 config_get netmask "$net" netmask
18 [ -n "$netmask" ] || return 0
19
20 eval "$(ipcalc.sh $ipaddr $netmask)"
21
22 iptables -t nat -A luci_splash -i "$iface" -s "$NETWORK/$PREFIX" -j luci_splash_portal
23 iptables -t nat -A luci_splash_portal -i "$iface" -s "$NETWORK/$PREFIX" -d "$ipaddr" -p tcp -m multiport --dports 22,80,443 -j RETURN
24 }
25
26 blacklist_add() {
27 local cfg="$1"
28
29 config_get mac "$cfg" mac
30 [ -n "$mac" ] && iptables -t nat -A luci_splash_portal -m mac --mac-source "$mac" -j DROP
31 }
32
33 whitelist_add() {
34 local cfg="$1"
35
36 config_get mac "$cfg" mac
37 [ -n "$mac" ] && iptables -t nat -A luci_splash_portal -m mac --mac-source "$mac" -j RETURN
38 }
39
40 start() {
41 ### Read chains from config
42 include /lib/network
43 scan_interfaces
44 config_load luci_splash
45
46 ### Create subchains
47 iptables -t nat -N luci_splash
48 iptables -t nat -N luci_splash_portal
49 iptables -t nat -N luci_splash_leases
50
51 ### Build the main and portal rule
52 config_foreach blacklist_add blacklist
53 config_foreach whitelist_add whitelist
54 config_foreach iface_add iface
55
56 ### Build the portal rule
57 iptables -t nat -A luci_splash_portal -p udp --dport 53 -j RETURN
58 iptables -t nat -A luci_splash_portal -j luci_splash_leases
59
60 ### Build the leases rule
61 iptables -t nat -A luci_splash_leases -p tcp --dport 80 -j REDIRECT --to-ports 8082
62 iptables -t nat -A luci_splash_leases -j DROP
63
64 ### Start the splash httpd
65 httpd -c /etc/luci_splash_httpd.conf -p 8082 -h /usr/lib/luci-splash/htdocs
66
67 ### Hook in the chain
68 iptables -t nat -A prerouting_rule -j luci_splash
69 }
70
71 stop() {
72 ### Hook out the chain
73 iptables -t nat -D prerouting_rule -j luci_splash
74
75 ### Clear subchains
76 iptables -t nat -F luci_splash_leases
77 iptables -t nat -F luci_splash_portal
78 iptables -t nat -F luci_splash
79
80 ### Delete subchains
81 iptables -t nat -X luci_splash_leases
82 iptables -t nat -X luci_splash_portal
83 iptables -t nat -X luci_splash
84 }
85