package/network/services/relayd/files/relay.init

   1 #!/bin/sh /etc/rc.common
   2 # Copyright (c) 2011-2012 OpenWrt.org
   3
   4 START=80
   5
   6 USE_PROCD=1
   7 PROG=/usr/sbin/relayd
   8
   9 validate_proto_relayd()
  10 {
  11         uci_validate_section network "interface" "${1}" \
  12                 'network:list(string)' \
  13                 'expiry:uinteger:30' \
  14                 'retry:uinteger:5' \
  15                 'table:range(0, 65535):16800' \
  16                 'forward_bcast:bool:1' \
  17                 'forward_dhcp:bool:1'
  18 }
  19
  20 resolve_ifname() {
  21         grep -qs "^ *$1:" /proc/net/dev && {
  22                 procd_append_param command -I "$1"
  23                 procd_append_param netdev "$1"
  24         }
  25 }
  26
  27 resolve_network() {
  28         local ifn
  29         fixup_interface "$1"
  30         config_get ifn "$1" ifname
  31         [ -z "$ifn" ] && return 1
  32         resolve_ifname "$ifn"
  33 }
  34
  35 start_relay() {
  36         local cfg="$1"
  37
  38         config_get proto "$cfg" proto
  39         [ "$proto" = "relay" ] || return 0
  40
  41         config_get_bool disabled "$cfg" disabled 0
  42         [ "$disabled" -gt 0 ] && return 0
  43
  44         procd_open_instance
  45         procd_set_param command "$PROG"
  46
  47         local net networks
  48         config_get networks "$cfg" network
  49         for net in $networks; do
  50                 resolve_network "$net" || {
  51                         return 1
  52                 }
  53         done
  54
  55         local ifn ifnames
  56         config_get ifnames "$cfg" ifname
  57         for ifn in $ifnames; do
  58                 resolve_ifname "$ifn"
  59         done
  60
  61         local ipaddr
  62         config_get ipaddr "$cfg" ipaddr
  63         [ -n "$ipaddr" ] && procd_append_param command -L "$ipaddr"
  64
  65         local gateway
  66         config_get gateway "$cfg" gateway
  67         [ -n "$gateway" ] && procd_append_param command -G "$gateway"
  68
  69         local expiry # = 30
  70         config_get expiry "$cfg" expiry
  71         [ -n "$expiry" ] && procd_append_param command -t "$expiry"
  72
  73         local retry # = 5
  74         config_get retry "$cfg" retry
  75         [ -n "$retry" ] && procd_append_param command -p "$retry"
  76
  77         local table # = 16800
  78         config_get table "$cfg" table
  79         [ -n "$table" ] && procd_append_param command -T "$table"
  80
  81         local fwd_bcast # = 1
  82         config_get_bool fwd_bcast "$cfg" forward_bcast 1
  83         [ $fwd_bcast -eq 1 ] && procd_append_param command "-B"
  84
  85         local fwd_dhcp # = 1
  86         config_get_bool fwd_dhcp "$cfg" forward_dhcp 1
  87         [ $fwd_dhcp -eq 1 ] && procd_append_param command "-D"
  88
  89         procd_close_instance
  90 }
  91
  92 service_triggers()
  93 {
  94         procd_add_reload_trigger "network"
  95         procd_add_raw_trigger "interface.*" 2000 /etc/init.d/relayd reload
  96 }
  97
  98 start_service() {
  99         include /lib/network
 100         config_load network
 101         config_foreach start_relay interface
 102 }