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_switch() {
  26         local role roles ports device enable reset
  27
  28         local name=$1
  29         local lan_if=$2
  30
  31         json_select switch
  32         json_select $name
  33
  34         json_get_vars enable reset
  35
  36         if [ "$reset" -eq "1" ]; then
  37                 swconfig dev $name set reset
  38         fi
  39         swconfig dev $name set enable_vlan $enable
  40
  41         if json_is_a roles array; then
  42                 json_get_keys roles roles
  43                 json_select roles
  44
  45                 for role in $roles; do
  46                         json_select "$role"
  47                         json_get_vars ports device
  48                         json_select ..
  49
  50                         if [ "$device" = "$lan_if" ]; then
  51                                 swconfig dev $name vlan $role set ports "$ports"
  52                         fi
  53                 done
  54
  55                 json_select ..
  56         fi
  57
  58         swconfig dev $name set apply
  59
  60         json_select ..
  61         json_select ..
  62 }
  63
  64 preinit_config_board() {
  65         /bin/board_detect /tmp/board.json
  66
  67         [ -f "/tmp/board.json" ] || return
  68
  69         . /usr/share/libubox/jshn.sh
  70
  71         json_init
  72         json_load "$(cat /tmp/board.json)"
  73
  74         json_select network
  75                 json_select "lan"
  76                         json_get_vars ifname
  77                 json_select ..
  78         json_select ..
  79
  80         [ -n "$ifname" ] || return
  81
  82         # only use the first one
  83         ifname=${ifname%% *}
  84
  85         if [ -x /sbin/swconfig ]; then
  86                 # configure the switch, if present
  87
  88                 json_get_keys keys switch
  89                 for key in $keys; do
  90                         preinit_config_switch $key $ifname
  91                 done
  92         else
  93                 # trim any vlan ids
  94                 ifname=${ifname%\.*}
  95         fi
  96
  97         pi_ifname=$ifname
  98
  99         preinit_ip_config $pi_ifname
 100 }
 101
 102 preinit_ip() {
 103         [ "$pi_preinit_no_failsafe" = "y" ] && return
 104
 105         # if the preinit interface isn't specified and ifname is set in
 106         # preinit.arch use that interface
 107         if [ -z "$pi_ifname" ]; then
 108                 pi_ifname=$ifname
 109         fi
 110
 111         if [ -n "$pi_ifname" ]; then
 112                 preinit_ip_config $pi_ifname
 113         elif [ -d "/etc/board.d/" ]; then
 114                 preinit_config_board
 115         fi
 116
 117         preinit_net_echo "Doing OpenWrt Preinit\n"
 118 }
 119
 120 preinit_ip_deconfig() {
 121         [ -n "$pi_ifname" ] && grep -q "$pi_ifname" /proc/net/dev && {
 122                 local netdev vid
 123
 124                 netdev=${pi_ifname%\.*}
 125                 vid=${pi_ifname#*\.}
 126
 127                 if [ "$vid" = "$netdev" ]; then
 128                         vid=
 129                 fi
 130
 131                 ip -4 address flush dev $pi_ifname
 132                 ip link set dev $netdev down
 133
 134                 if [ -n "$vid" ]; then
 135                         ip link delete $pi_ifname
 136                 fi
 137         }
 138 }
 139
 140 preinit_net_echo() {
 141         [ -n "$pi_ifname" ] && grep -q "$pi_ifname" /proc/net/dev && {
 142                 {
 143                         [ "$pi_preinit_net_messages" = "y" ] || {
 144                                 [ "$pi_failsafe_net_message" = "true" ] &&
 145                                         [ "$pi_preinit_no_failsafe_netmsg" != "y" ]
 146                         }
 147                 } && netmsg $pi_broadcast "$1"
 148         }
 149 }
 150
 151 pi_indicate_preinit() {
 152         set_state preinit
 153 }
 154
 155 boot_hook_add preinit_main preinit_ip
 156 boot_hook_add preinit_main pi_indicate_preinit