package/base-files/files/lib/preinit/10_indicate_preinit

   1 #!/bin/sh
   2 # Copyright (C) 2006 OpenWrt.org
   3 # Copyright (C) 2010 Vertical Communications
   4
   5 preinit_ip_config() {
   6         local netdev vid
   7
   8         netdev=${1%\.*}
   9         vid=${1#*\.}
  10
  11         if [ "$vid" = "$netdev" ]; then
  12                 vid=
  13         fi
  14
  15         grep -q "$netdev" /proc/net/dev || return
  16
  17         if [ -n "$vid" ]; then
  18                 ip link add link $netdev name $1 type vlan id $vid
  19         fi
  20
  21         ip link set dev $netdev up
  22         ip -4 address add $pi_ip/$pi_netmask broadcast $pi_broadcast dev $1
  23 }
  24
  25 preinit_config_board() {
  26         /bin/board_detect /tmp/board.json
  27
  28         [ -f "/tmp/board.json" ] || return
  29
  30         . /usr/share/libubox/jshn.sh
  31
  32         json_init
  33         json_load "$(cat /tmp/board.json)"
  34
  35         json_select network
  36                 json_select "lan"
  37                         json_get_vars ifname
  38                 json_select ..
  39         json_select ..
  40
  41         [ -n "$ifname" ] || return
  42
  43         # only use the first one
  44         ifname=${ifname%% *}
  45
  46         # trim any vlan ids
  47         ifname=${ifname%\.*}
  48
  49         preinit_ip_config $ifname
  50 }
  51
  52 preinit_ip() {
  53         # if the preinit interface isn't specified and ifname is set in
  54         # preinit.arch use that interface
  55         if [ -z "$pi_ifname" ]; then
  56                 pi_ifname=$ifname
  57         fi
  58
  59         if [ -n "$pi_ifname" ]; then
  60                 preinit_ip_config $pi_ifname
  61         elif [ -d "/etc/board.d/" ]; then
  62                 preinit_config_board
  63         fi
  64 }
  65
  66 preinit_ip_deconfig() {
  67         [ -n "$pi_ifname" ] && grep -q "$pi_ifname" /proc/net/dev && {
  68                 local netdev vid
  69
  70                 netdev=${pi_ifname%\.*}
  71                 vid=${pi_ifname#*\.}
  72
  73                 if [ "$vid" = "$netdev" ]; then
  74                         vid=
  75                 fi
  76
  77                 ip -4 address flush dev $pi_ifname
  78                 ip link set dev $netdev down
  79
  80                 if [ -n "$vid" ]; then
  81                         ip link delete $pi_ifname
  82                 fi
  83         }
  84 }
  85
  86 preinit_net_echo() {
  87         [ -n "$pi_ifname" ] && grep -q "$pi_ifname" /proc/net/dev && {
  88                 {
  89                         [ "$pi_preinit_net_messages" = "y" ] || {
  90                                 [ "$pi_failsafe_net_message" = "true" ] &&
  91                                         [ "$pi_preinit_no_failsafe_netmsg" != "y" ]
  92                         }
  93                 } && netmsg $pi_broadcast "$1"
  94         }
  95 }
  96
  97 preinit_echo() {
  98         preinit_net_echo $1
  99         echo $1
 100 }
 101
 102 pi_indicate_preinit() {
 103         preinit_net_echo "Doing Lede Preinit\n"
 104         set_state preinit
 105 }
 106
 107 boot_hook_add preinit_main preinit_ip
 108 boot_hook_add preinit_main pi_indicate_preinit