From 4fe7bace6693b2bda130782ca12a47c9d06762e1 Mon Sep 17 00:00:00 2001 From: Bob Mottram Date: Sat, 21 Nov 2015 16:13:28 +0000 Subject: [PATCH] Network interfaces --- src/freedombone-prep | 83 ++++++++++++++++++++++++++++++++------------ 1 file changed, 61 insertions(+), 22 deletions(-) diff --git a/src/freedombone-prep b/src/freedombone-prep index efd25d75..1b2d04e6 100755 --- a/src/freedombone-prep +++ b/src/freedombone-prep @@ -43,7 +43,7 @@ MICROSD_DRIVE= ROUTER_IP_ADDRESS="192.168.1.254" # The fixed IP address of the Beaglebone Black on your local network -BBB_FIXED_IP_ADDRESS="192.168.1.55" +BOX_IP_ADDRESS="192.168.1.55" # DNS NAMESERVER1='213.73.91.35' @@ -66,12 +66,67 @@ CURR_DIR=$(pwd) function show_help { echo '' - echo 'freedombone-prep -d [microSD device] --ip [BBB LAN IP address] --iprouter [Router LAN IP address] --mount [mount directory]' + echo 'freedombone-prep -i [image filename] -d [microSD device] --ip [BBB LAN IP address] --iprouter [Router LAN IP address] --mount [mount directory]' echo '' echo 'See the manpage for more details' echo '' } +function configure_networking { + rootdir=$1 + temp_interfaces=/tmp/freedombone_interfaces + echo "# This file describes the network interfaces available on your system +# and how to activate them. For more information, see interfaces(5). + +# The loopback network interface +auto lo +iface lo inet loopback + +# The primary network interface +auto eth0 +iface eth0 inet static + address $BOX_IP_ADDRESS + netmask 255.255.255.0 + gateway $ROUTER_IP_ADDRESS + dns-nameservers $NAMESERVER1 $NAMESERVER2 +# Example to keep MAC address between reboots +#hwaddress ether B5:A2:BE:3F:1A:FE + +# The secondary network interface +#auto eth1 +#iface eth1 inet dhcp + +# WiFi Example +#auto wlan0 +#iface wlan0 inet dhcp +# wpa-ssid \"essid\" +# wpa-psk \"password\" + +# Ethernet/RNDIS gadget (g_ether) +# ... or on host side, usbnet and random hwaddr +# Note on some boards, usb0 is automaticly setup with an init script +#iface usb0 inet static +# address 192.168.7.2 +# netmask 255.255.255.0 +# network 192.168.7.0 +# gateway 192.168.7.1" > $temp_interfaces + + hexarray=( 1 2 3 4 5 6 7 8 9 0 a b c d e f ) + a=${hexarray[$RANDOM%16]}${hexarray[$RANDOM%16]} + b=${hexarray[$RANDOM%16]}${hexarray[$RANDOM%16]} + c=${hexarray[$RANDOM%16]}${hexarray[$RANDOM%16]} + d=${hexarray[$RANDOM%16]}${hexarray[$RANDOM%16]} + e=${hexarray[$RANDOM%16]}${hexarray[$RANDOM%16]} + sed -i "s|#hwaddress ether.*|hwaddress ether de:$a:$b:$c:$d:$e|g" \ + $temp_interfaces + + $SUDO cp $temp_interfaces $rootdir/etc/network/interfaces + rm $temp_interfaces + + $SUDO sed -i "s/nameserver.*/nameserver $NAMESERVER1/g" $rootdir/etc/resolv.conf + $SUDO sed -i "/nameserver $NAMESERVER1/a\nameserver $NAMESERVER2" $rootdir/etc/resolv.conf +} + # if no arguments are given if [[ $NO_OF_ARGS == 0 ]]; then show_help @@ -123,7 +178,7 @@ case $key in # BBB static IP address on the LAN --ip) shift - BBB_FIXED_IP_ADDRESS="$1" + BOX_IP_ADDRESS="$1" ;; # Router IP address on the LAN --iprouter) @@ -260,23 +315,7 @@ if [ ! -d $MICROSD_MOUNT_POINT/$ROOTFS$ROOTFS_SUBDIR/home ]; then exit 65688 fi -$SUDO sed -i 's/iface eth0 inet dhcp/iface eth0 inet static/g' $MICROSD_MOUNT_POINT/$ROOTFS$ROOTFS_SUBDIR/etc/network/interfaces -$SUDO sed -i "/iface eth0 inet static/a\ dns-nameservers $NAMESERVER1 $NAMESERVER2" $MICROSD_MOUNT_POINT/$ROOTFS$ROOTFS_SUBDIR/etc/network/interfaces -$SUDO sed -i "/iface eth0 inet static/a\ gateway $ROUTER_IP_ADDRESS" $MICROSD_MOUNT_POINT/$ROOTFS$ROOTFS_SUBDIR/etc/network/interfaces -$SUDO sed -i '/iface eth0 inet static/a\ netmask 255.255.255.0' $MICROSD_MOUNT_POINT/$ROOTFS$ROOTFS_SUBDIR/etc/network/interfaces -$SUDO sed -i "/iface eth0 inet static/a\ address $BBB_FIXED_IP_ADDRESS" $MICROSD_MOUNT_POINT/$ROOTFS$ROOTFS_SUBDIR/etc/network/interfaces -$SUDO sed -i '/iface usb0 inet static/,/ gateway 192.168.7.1/ s/^/#/' $MICROSD_MOUNT_POINT/$ROOTFS$ROOTFS_SUBDIR/etc/network/interfaces - -hexarray=( 1 2 3 4 5 6 7 8 9 0 a b c d e f ) -a=${hexarray[$RANDOM%16]}${hexarray[$RANDOM%16]} -b=${hexarray[$RANDOM%16]}${hexarray[$RANDOM%16]} -c=${hexarray[$RANDOM%16]}${hexarray[$RANDOM%16]} -d=${hexarray[$RANDOM%16]}${hexarray[$RANDOM%16]} -e=${hexarray[$RANDOM%16]}${hexarray[$RANDOM%16]} -$SUDO sed -i "s|#hwaddress ether.*|hwaddress ether de:$a:$b:$c:$d:$e|g" $MICROSD_MOUNT_POINT/$ROOTFS$ROOTFS_SUBDIR/etc/network/interfaces - -$SUDO sed -i "s/nameserver.*/nameserver $NAMESERVER1/g" $MICROSD_MOUNT_POINT/$ROOTFS$ROOTFS_SUBDIR/etc/resolv.conf -$SUDO sed -i "/nameserver $NAMESERVER1/a\nameserver $NAMESERVER2" $MICROSD_MOUNT_POINT/$ROOTFS$ROOTFS_SUBDIR/etc/resolv.conf +configure_networking $MICROSD_MOUNT_POINT/$ROOTFS$ROOTFS_SUBDIR # copy the commands to the card $SUDO cp -f $(which freedombone)* $MICROSD_MOUNT_POINT/$ROOTFS$ROOTFS_SUBDIR/usr/local/bin/ @@ -302,7 +341,7 @@ echo '' >> /tmp/freedombone_motd echo 'Enter the command "exit" a couple of times to get back to your main system' >> /tmp/freedombone_motd echo 'then log back in as the user you just created with:' >> /tmp/freedombone_motd echo '' >> /tmp/freedombone_motd -echo " ssh [username]@$BBB_FIXED_IP_ADDRESS" >> /tmp/freedombone_motd +echo " ssh [username]@$BOX_IP_ADDRESS" >> /tmp/freedombone_motd echo '' >> /tmp/freedombone_motd echo 'and use the "su" command to become the root user again.' >> /tmp/freedombone_motd echo '' >> /tmp/freedombone_motd @@ -323,7 +362,7 @@ echo '' echo 'The microSD card can now be removed and inserted into the Beaglebone Black.' echo 'Once the Beaglebone has booted then you can log in with:' echo '' -echo " ssh root@$BBB_FIXED_IP_ADDRESS" +echo " ssh root@$BOX_IP_ADDRESS" echo '' echo 'The root password should be changed with the command "passwd".' cat /tmp/freedombone_motd