- 610-create-intnet
#!/bin/bash # # Create DHCP Network for Internal Network # Generates network configuration on Guest # if [ "$UID" -eq 0 ] then echo "This script should NOT be run as root." exit 1 fi # if [ $# -ne 0 ]; then echo "Usage for $0 : No argument required. One time setup" exit 1 fi # # Setup Internal Network IP Range VB_VM_INTNET_IP="10.2.2." # Sample static IP address for a VM VB_VM_INTNET_IP_STATIC="10" # If using nic1, then it usually translates to eth0 on guest VB_VM_INTNET_ETH_INT="eth0" # VB_VM_INTNET_IPNW="${VB_VM_INTNET_IP}0" VB_VM_INTNET_IPBC="${VB_VM_INTNET_IP}255" VB_VM_INTNET_IPGW="${VB_VM_INTNET_IP}1" # The dot 100 to 199 is for the DHCP range while the rest is for Static IP VB_VM_INTNET_IPLO="${VB_VM_INTNET_IP}100" VB_VM_INTNET_IPHI="${VB_VM_INTNET_IP}199" VB_VM_INTNET_IPST="${VB_VM_INTNET_IP}${VB_VM_INTNET_IP_STATIC}" # echo "Creating Internal Network DHCP. This needs to be done only once (not per VM)" read -p "Press [Enter] key to continue or [Ctrl-C] to break ..." # Add DHCP for Internal Network # echo "Creating DHCP Server for intnet ..." VBoxManage dhcpserver add --netname intnet \ --ip ${VB_VM_INTNET_IPGW} --netmask 255.255.255.0 \ --lowerip ${VB_VM_INTNET_IPLO} --upperip ${VB_VM_INTNET_IPHI} --enable echo "Listing VirtualBox DHCP Servers ..." VBoxManage list dhcpservers # echo # Create a Internal Network Adapter - this goes to eth0 if using nic1 echo "Run below command to create Internal Network on Guest on eth0:" echo "VBoxManage modifyvm <VM> --nic1 intnet" echo echo "Edit file: /etc/network/interfaces in Guest to configure network in Debian/Ubuntu: " echo "For DHCP configure network settings as below:" echo "# For VM Internal Network" echo "auto eth0 iface eth0 inet dhcp " echo "For configuring Static IP address use the settings below:" echo "# Change 'address' as required" echo "# For VM Internal Network" echo "auto ${VB_VM_INTNET_ETH_INT}" echo "iface ${VB_VM_INTNET_ETH_INT} inet static" echo " address ${VB_VM_INTNET_IPST}" echo " netmask 255.255.255.0" # Do NOT specify gateway if you have another network for gateway #echo " gateway ${VB_VM_INTNET_IPGW}" echo " network ${VB_VM_INTNET_IPNW}" echo " broadcast ${VB_VM_INTNET_IPBC}" echo # echo "To remove DHCP Server run: VBoxManage dhcpserver remove --netname intnet " #echo "Powering VM on ..." #VBoxManage startvm ${VB_VM_NAME} --type headless # exit