files/wmesh.sh.in

   1 #!/bin/sh
   2 PATH=/bin:/usr/bin:/sbin:/usr/sbin
   3 MESH_INTERFACE='mesh0'
   4 BRIDGE_INTERFACE='br0'
   5 ETHER_INTERFACE='wlan0'
   6 HOSTAP_CONFIG='/etc/mesh/hostapd.conf'
   7 MESH_CHANNEL='161'
   8
   9 MESH_ID='meshnet'
  10 WLAN_INTERFACE=$3
  11 ROLE=$1
  12
  13 usage()
  14 {
  15         /bin/echo "$0 <gate|station> <start|stop> [interface] [mesh_id]"
  16         /bin/echo "ex) Mesh Gate :"
  17         /bin/echo "    $0 gate start"
  18         /bin/echo "    $0 gate start wlan0 mesh-area"
  19         /bin/echo "ex) Mesh Station :"
  20         /bin/echo "    $0 station start"
  21         /bin/echo "    $0 station start wlan1 mesh-area"
  22         exit 1
  23 }
  24
  25 start()
  26 {
  27         # Verify interface
  28         if [ -a "/sys/class/net/$WLAN_INTERFACE" ]
  29         then
  30                 /bin/echo "Use interface [$WLAN_INTERFACE]."
  31         else
  32                 /bin/echo "Interface [$WLAN_INTERFACE] is not valid."
  33                 exit 1
  34         fi
  35
  36         case $ROLE in
  37                 "gate")
  38                         /bin/echo "Setting mesh gate..."
  39                         /bin/echo "  setting mesh interface.."
  40
  41 ## Enable mesh
  42                         # Add virtual interface
  43                         @SBIN_DIR@/iw dev $WLAN_INTERFACE set type managed
  44                         @SBIN_DIR@/ifconfig $WLAN_INTERFACE up
  45                         @SBIN_DIR@/iw dev $WLAN_INTERFACE interface add $MESH_INTERFACE type mp
  46                         @SBIN_DIR@/ifconfig $WLAN_INTERFACE down
  47                         @SBIN_DIR@/ifconfig $MESH_INTERFACE up
  48
  49                         # Create bridge with mesh network
  50                         /bin/echo "  setting bridge.."
  51                         @SBIN_DIR@/brctl addbr $BRIDGE_INTERFACE
  52                         @SBIN_DIR@/brctl stp $BRIDGE_INTERFACE on
  53                         #@SBIN_DIR@/brctl setfd $BRIDGE_INTERFACE 0
  54                         @SBIN_DIR@/brctl addif $BRIDGE_INTERFACE $MESH_INTERFACE
  55                         @SBIN_DIR@/ifconfig $MESH_INTERFACE down
  56                         @SBIN_DIR@/ifconfig $MESH_INTERFACE 0.0.0.0 up
  57                         @SBIN_DIR@/ifconfig $BRIDGE_INTERFACE up
  58
  59 ## Join mesh
  60                         # Join(create) specific mesh network
  61                         # NOTICE: [iw dev ## set channel] should be performed before join
  62                         @SBIN_DIR@/iw dev $MESH_INTERFACE set channel $MESH_CHANNEL
  63                         @SBIN_DIR@/iw dev $MESH_INTERFACE mesh join $MESH_ID
  64
  65 ## Set gate
  66                         # Add external network into bridge
  67                         @SBIN_DIR@/brctl addif $BRIDGE_INTERFACE $ETHER_INTERFACE
  68                         @SBIN_DIR@/ifconfig $ETHER_INTERFACE down
  69                         @SBIN_DIR@/ifconfig $ETHER_INTERFACE 0.0.0.0 up
  70
  71                         # Announce mesh gate
  72                         /bin/echo "  announce mesh gate.."
  73                         @SBIN_DIR@/iw $MESH_INTERFACE set mesh_param mesh_hwmp_rootmode=4
  74                         @SBIN_DIR@/iw $MESH_INTERFACE set mesh_param mesh_gate_announcements=1
  75
  76                         # Get MAC address from eth0
  77                         #ETH_MAC_ADDR=`@SBIN_DIR@/ifconfig $ETHER_INTERFACE | /usr/bin/sed -n '/ether/p' | /usr/bin/awk "{print \\$2}"`
  78                         #echo "========================"
  79                         #echo $ETH_MAC_ADDR
  80                         #@SBIN_DIR@/ifconfig $BRIDGE_INTERFACE hw ether $ETH_MAC_ADDR
  81
  82                         # Do scan
  83                         @SBIN_DIR@/iw $MESH_INTERFACE scan > /dev/null
  84
  85                         # Set IP into bridge interface
  86                         /bin/echo "  Get IP address with DHCP.."
  87                         #/usr/bin/dhcp -v -i $BRIDGE_INTERFACE
  88                         DHCP_IP=`/usr/bin/dhcp -i br0 | grep 'obtained' | /usr/bin/awk "{print \\$3}"`
  89                         /bin/echo "  IP [$DHCP_IP] obtained"
  90                         @SBIN_DIR@/ifconfig $BRIDGE_INTERFACE $DHCP_IP
  91                 ;;
  92                 "station")
  93                         /bin/echo "Setting mesh station..."
  94                         # Add virtual interface
  95                         /bin/echo "  setting mesh interface.."
  96                         @SBIN_DIR@/iw dev $WLAN_INTERFACE set type managed
  97                         @SBIN_DIR@/ifconfig $WLAN_INTERFACE up
  98                         @SBIN_DIR@/iw dev $WLAN_INTERFACE interface add $MESH_INTERFACE type mp
  99                         @SBIN_DIR@/ifconfig $WLAN_INTERFACE down
 100                         @SBIN_DIR@/ifconfig $MESH_INTERFACE up
 101
 102                         # Create bridge with mesh network
 103                         /bin/echo "  setting bridge.."
 104                         @SBIN_DIR@/brctl addbr $BRIDGE_INTERFACE
 105                         @SBIN_DIR@/brctl stp $BRIDGE_INTERFACE on
 106                         @SBIN_DIR@/brctl setfd $BRIDGE_INTERFACE 0
 107                         @SBIN_DIR@/brctl addif $BRIDGE_INTERFACE $MESH_INTERFACE
 108                         @SBIN_DIR@/ifconfig $MESH_INTERFACE down
 109                         @SBIN_DIR@/ifconfig $MESH_INTERFACE 0.0.0.0 up
 110                         @SBIN_DIR@/ifconfig $BRIDGE_INTERFACE up
 111
 112                         # Join(create) specific mesh network
 113                         # NOTICE: [iw dev ## set channel] should be performed before join
 114                         @SBIN_DIR@/iw dev $MESH_INTERFACE set channel $MESH_CHANNEL
 115                         @SBIN_DIR@/iw dev $MESH_INTERFACE mesh join $MESH_ID
 116
 117                         # Set Soft AP interface
 118                         if [ "wlan0" == "$WLAN_INTERFACE" ]; then
 119                                 # Use wlan0 as mesh interface
 120                                 sed -i 's/wlan0/wlan1/' $HOSTAP_CONFIG
 121                         else
 122                                 # Use wlan1 as mesh interface
 123                                 sed -i 's/wlan1/wlan0/' $HOSTAP_CONFIG
 124                         fi
 125
 126                         # Change interface mode with wlan script (for artik)
 127                         if [ -a "/usr/bin/wlan.sh" ]; then
 128                                 if [ "wlan0" == "$WLAN_INTERFACE" ]; then
 129                                         sed -i 's/wlan0/wlan1/' /usr/bin/wlan.sh
 130                                 fi
 131                                 @BIN_DIR@/wlan.sh stop
 132                                 @BIN_DIR@/wlan.sh softap
 133                                 if [ "wlan0" == "$WLAN_INTERFACE" ]; then
 134                                         sed -i 's/wlan1/wlan0/' /usr/bin/wlan.sh
 135                                 fi
 136                         fi
 137                         @SBIN_DIR@/iw $MESH_INTERFACE scan > /dev/null
 138
 139                         # Launch hostapd
 140                         /bin/echo "  launching soft ap.."
 141                         @SBIN_DIR@/hostapd -e /opt/var/lib/misc/hostapd.bin $HOSTAP_CONFIG -f /var/log/hostapd_mesh.log -dd &
 142
 143                         # Set IP into bridge interface
 144                         /bin/echo "  Get IP address with DHCP.."
 145                         #/usr/bin/dhcp -v -i $BRIDGE_INTERFACE
 146                         DHCP_IP=`/usr/bin/dhcp -v -i br0 | grep 'obtained' | /usr/bin/awk "{print \\$3}"`
 147                         /bin/echo "  IP [$DHCP_IP] obtained"
 148                         @SBIN_DIR@/ifconfig $BRIDGE_INTERFACE $DHCP_IP
 149                 ;;
 150                 *)
 151                         /bin/echo "Role [$ROLE] is not valid."
 152                 ;;
 153         esac
 154 }
 155
 156 stop()
 157 {
 158         case $ROLE in
 159                 "station")
 160                         @BIN_DIR@/pkill -x hostapd
 161                 ;;
 162         esac
 163
 164         # Remove interfaces
 165         if [ -a "/sys/class/net/$BRIDGE_INTERFACE" ]
 166         then
 167                 @SBIN_DIR@/ifconfig $BRIDGE_INTERFACE down
 168                 @SBIN_DIR@/brctl delbr $BRIDGE_INTERFACE
 169         fi
 170
 171         if [ -a "/sys/class/net/$MESH_INTERFACE" ]
 172         then
 173                 @SBIN_DIR@/iw dev $MESH_INTERFACE del
 174         fi
 175
 176         # Revert wlan interface
 177         @SBIN_DIR@/ifconfig $WLAN_INTERFACE up
 178 }
 179
 180 if [ $# -lt 2 ]; then
 181         usage
 182 fi
 183
 184 if [ -n "$4" ]
 185 then
 186         /bin/echo "Use mesh id [$MESH_ID]"
 187         MESH_ID="$4"
 188 fi
 189
 190 if [ -z "$WLAN_INTERFACE" ]
 191 then
 192         case $ROLE in
 193                 "gate")
 194                         WLAN_INTERFACE='wlan0'
 195                 ;;
 196                 "station")
 197                         WLAN_INTERFACE='wlan1'
 198                 ;;
 199                 *)
 200                         WLAN_INTERFACE=''
 201                         usage
 202                 ;;
 203         esac
 204 fi
 205
 206 case $2 in
 207         "start")
 208                 start
 209         ;;
 210         "stop")
 211                 stop
 212         ;;
 213         *)
 214                 usage
 215         ;;
 216 esac