meta-opendreambox/recipes-connectivity/connman/connman/connmand-env

   1 #!/bin/sh
   2
   3 ip=
   4 nfsroot=
   5 root=
   6
   7 set -- $(cat /proc/cmdline)
   8 for arg do
   9         key=${arg%%=*}
  10         if [ "$arg" = "$key" ]; then
  11                 val=
  12         else
  13                 val=${arg#*=}
  14         fi
  15         case "$key" in
  16                 ip)
  17                         ip=${val%%:*}
  18                         ;;
  19                 nfsroot)
  20                         nfsroot=$val
  21                         ;;
  22                 root)
  23                         root=$val
  24                         ;;
  25         esac
  26 done
  27
  28 options=
  29
  30 if [ "$root" = "/dev/nfs" -o -n "$nfsroot" -a -n "$ip" ]; then
  31         set -- $(ip -4 -o addr show | awk '{print $2}')
  32         for dev do
  33                 if ip -o link show $dev | awk '{print $3}' | grep -qvw -e 'LOOPBACK' -e 'NO-CARRIER'; then
  34                         case "$ip" in
  35                                 any|bootp|both|dhcp|on|rarp)
  36                                         options="-I $dev $options"
  37                                         ;;
  38                                 *)
  39                                         for dev_addr in $(ip -4 -o addr show dev $dev | awk '{print $4}' | grep -o '^[0-9.]\+'); do
  40                                                 if [ "$ip" = "$dev_addr" ]; then
  41                                                         options="-I $dev"
  42                                                         break
  43                                                 fi
  44                                         done
  45                                         ;;
  46                         esac
  47                 fi
  48         done
  49 fi
  50
  51 [ -d /run/connmand ] || mkdir -p /run/connmand
  52 echo "CONNMAND_OPTS=$options" >/run/connmand/connmand.env