package/network/services/omcproxy/files/omcproxy.init

   1 #!/bin/sh /etc/rc.common
   2 # Copyright (C) 2010-2014 OpenWrt.org
   3
   4 START=99
   5 USE_PROCD=1
   6 PROG=/usr/sbin/omcproxy
   7
   8 # Uncomment to enable verbosity
   9 #OPTIONS="-v"
  10 PROXIES=""
  11
  12
  13 omcproxy_add_proxy() {
  14         local uplink downlink scope proxy
  15         config_get uplink $1 uplink
  16         config_get downlink $1 downlink
  17         config_get scope $1 scope
  18
  19         proxy=""
  20
  21         network_get_device updev $uplink
  22         [ -n "$updev" ] || return 0
  23
  24         for network in $downlink; do
  25                 network_get_device downdev $network
  26                 [ -n "$downdev" ] && proxy="$proxy,$downdev"
  27
  28                 # Disable in-kernel querier while ours is active
  29                 [ -f /sys/class/net/$downdev/bridge/multicast_querier ] && \
  30                         echo 0 > /sys/class/net/$downdev/bridge/multicast_querier
  31         done
  32
  33         [ -n "$proxy" ] || return 0
  34         [ -n "$scope" ] && proxy="$proxy,scope=$scope"
  35
  36         PROXIES="$PROXIES $updev$proxy"
  37
  38 }
  39
  40 omcproxy_add_trigger() {
  41         local uplink downlink
  42         config_get uplink $1 uplink
  43         config_get downlink $1 downlink
  44
  45         for network in $uplink $downlink; do
  46                 procd_add_interface_trigger "interface.*" $network /etc/init.d/omcproxy restart
  47         done
  48 }
  49
  50 omcproxy_add_firewall() {
  51         config_get uplink $1 uplink
  52         config_get downlink $1 downlink
  53
  54         upzone=$(fw3 network $uplink)
  55         [ -n "$upzone" ] || return 0
  56
  57         json_add_object ""
  58         json_add_string type rule
  59         json_add_string src "$upzone"
  60         json_add_string proto igmp
  61         json_add_string target ACCEPT
  62         json_close_object
  63
  64         json_add_object ""
  65         json_add_string type rule
  66         json_add_string family ipv6
  67         json_add_string src "$upzone"
  68         json_add_string proto icmp
  69         json_add_string src_ip fe80::/10
  70         json_add_array icmp_type
  71                 json_add_string "" 130/0
  72                 json_add_string "" 131/0
  73                 json_add_string "" 132/0
  74                 json_add_string "" 143/0
  75         json_close_array
  76         json_add_string target ACCEPT
  77         json_close_object
  78
  79         for network in $downlink; do
  80                 downzone=$(fw3 network $network)
  81                 [ -n "$downzone" ] || continue
  82
  83                 json_add_object ""
  84                 json_add_string type rule
  85                 json_add_string src "$upzone"
  86                 json_add_string dest "$downzone"
  87                 json_add_string family ipv4
  88                 json_add_string proto any
  89                 json_add_string dest_ip "224.0.0.0/4"
  90                 json_add_string target ACCEPT
  91                 json_close_object
  92
  93                 json_add_object ""
  94                 json_add_string type rule
  95                 json_add_string src "$upzone"
  96                 json_add_string dest "$downzone"
  97                 json_add_string family ipv6
  98                 json_add_string proto any
  99                 json_add_string dest_ip "ff00::/8"
 100                 json_add_string target ACCEPT
 101                 json_close_object
 102         done
 103 }
 104
 105 service_triggers() {
 106         procd_add_reload_trigger "omcproxy"
 107 }
 108
 109 start_service() {
 110         include /lib/functions
 111
 112         config_load omcproxy
 113         config_foreach omcproxy_add_proxy proxy
 114
 115         [ -n "$PROXIES" ] || return 0
 116
 117         procd_open_instance
 118         procd_set_param command $PROG
 119         [ -n "$OPTIONS" ] && procd_append_param command $OPTIONS
 120         procd_append_param command $PROXIES
 121         procd_set_param respawn
 122
 123         procd_open_trigger
 124         config_foreach omcproxy_add_trigger proxy
 125         procd_close_trigger
 126
 127         procd_open_data
 128
 129         json_add_array firewall
 130         config_foreach omcproxy_add_firewall proxy
 131         json_close_array
 132
 133         procd_close_data
 134
 135         procd_close_instance
 136
 137         # Increase maximum IPv4 group memberships per socket
 138         echo 128 > /proc/sys/net/ipv4/igmp_max_memberships
 139 }
 140
 141 service_started() {
 142         procd_set_config_changed firewall
 143 }