diff --git a/scripts/configure_vagrant_k3s.sh b/scripts/configure_vagrant_k3s.sh new file mode 100755 index 0000000..48ae939 --- /dev/null +++ b/scripts/configure_vagrant_k3s.sh @@ -0,0 +1,77 @@ +#!/usr/bin/env bash + +# This script checks for Vagrant and VirtualBox prerequisites, ensures Vagrant VMs are running, and gathers network and system information from the VMs. + +echo "Checking Vagrant prerequisites..." + +# Check if Vagrant is installed +if ! command -v vagrant &> /dev/null; then + echo "Vagrant is not installed. Please install Vagrant to proceed." + exit 1 +fi + +# Check if VirtualBox is installed +if ! command -v VBoxManage &> /dev/null; then + echo "VirtualBox is not installed. Please install VirtualBox to proceed." + exit 1 +fi + +SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)" +echo "Script directory: $SCRIPT_DIR" + +VAGRANT_DIR="$SCRIPT_DIR/../vagrant/dev/ubuntu/" + +cd "$VAGRANT_DIR" || { + echo "Failed to change directory to Vagrant directory: $VAGRANT_DIR" + exit 1 +} + +# Check if any VMs are running; if not, run 'vagrant up' +if [ -z "$(vagrant status | grep 'running')" ]; then + echo "No Vagrant VMs are running. Starting VMs with 'vagrant up'..." + vagrant up +fi + +network_info=() + +echo "Gathering network information from running VMs..." +running_vms=$(vagrant status | grep "running" | awk '{print $1}') + +for vm in $running_vms; do + + # Check network interfaces + vm_info=$(vagrant ssh "$vm" -c "ip -j addr" | jq -r ' + .[] | + "Interface: \(.ifname)\n" + vm_info=$(vagrant ssh "$vm" -c "ip -j addr" | jq -r ' + + (if .addr_info then + (.addr_info | map(" IP (\(.family)): \(.local)") | join("\n")) + else + "" + end) + ') + + # Save the VM's network info to the array + network_info+=("$vm:\n$vm_info") + +done + +for vm in $running_vms; do + echo $vm + echo "----------------------------------------" + vagrant ssh "$vm" -c "free" | grep 'Mem:' | awk '{print "Memory in bytes: " $2 " Memory in MB: " $2/1024/1024}' + vagrant ssh "$vm" -c "lscpu" | grep 'CPU(s):' | grep -v 'NUMA' | awk '{print "CPU count: " $2}' + echo "----------------------------------------" +done + +echo "Network information gathered successfully." + +# Print network information +for info in "${network_info[@]}"; do + echo "----------------------------------------" + echo -e "$info" + echo "----------------------------------------" +done + + + diff --git a/vagrant/dev/ubuntu/Vagrantfile b/vagrant/dev/ubuntu/Vagrantfile new file mode 100644 index 0000000..49a2f30 --- /dev/null +++ b/vagrant/dev/ubuntu/Vagrantfile @@ -0,0 +1,94 @@ +# -*- mode: ruby -*- +# vi: set ft=ruby : + +# All Vagrant configuration is done below. The "2" in Vagrant.configure +# configures the configuration version (we support older styles for +# backwards compatibility). Please don't change it unless you know what +# you're doing. +Vagrant.configure("2") do |config| + # VM 1 Configuration + config.vm.define "vm1" do |vm1| + vm1.vm.box = "hashicorp/bionic64" + + # run ip link to list network interfaces on linux + # run ipconfig to list network interfaces on Windows + # Example output: + # Ethernet adapter vEthernet (WSL): + # Connection-specific DNS Suffix . : + # IPv6 Address. . . . . . . . . . . : fe80::xxxx:xxxx:xxxx:xxxx%xx + # IPv4 Address. . . . . . . . . . . : 192.168.x.x + # Subnet Mask . . . . . . . . . . . : + # on macOS, run ifconfig to list network interfaces + # Example output: + # en0: flags=8863 mtu 1500 + # options=400 + # ether xx:xx:xx:xx:xx:xx + # inet6 fe80::xxxx:xxxx:xxxx:xxxx%en0 prefixlen 64 scopeid 0x4 + # inet 192.168.x.x netmask 0xffffff00 broadcast 192.168.x.255 + + # This configuration sets up a private network for inter-VM communication + # and a public network for external access. + # The private network uses DHCP to assign IP addresses automatically. + # Private network for inter-VM communication using DHCP + + # Uncomment the following line to use a specific network interface for the public network + # and replace "wlp0s20f3" with your actual network interface name. + # vm1.vm.network "public_network", bridge: "wlp0s20f3" + + vm1.vm.network "private_network", type: "dhcp" + + vm1.vm.provider "virtualbox" do |vb| + vb.memory = "2048" # 2GB memory + vb.cpus = 2 + end + + vm1.vm.provision "shell", inline: <<-SHELL + sudo apt-get update + sudo apt-get install -y jq + SHELL + end + + # VM 2 Configuration + config.vm.define "vm2" do |vm2| + vm2.vm.box = "hashicorp/bionic64" + + # Private network for inter-VM communication using DHCP + vm2.vm.network "private_network", type: "dhcp" + + # Public network for external access + vm2.vm.network "public_network", bridge: "wlp0s20f3" + + vm2.vm.provider "virtualbox" do |vb| + vb.memory = "2048" # 2GB memory + vb.cpus = 2 + end + + vm2.vm.provision "shell", inline: <<-SHELL + sudo apt-get update + sudo apt-get install -y jq + SHELL + end + + # VM 3 Configuration + config.vm.define "vm3" do |vm3| + vm3.vm.box = "hashicorp/bionic64" + + # Private network for inter-VM communication using DHCP + vm3.vm.network "private_network", type: "dhcp" + + # Public network for external access + vm3.vm.network "public_network", bridge: "wlp0s20f3" + + vm3.vm.provider "virtualbox" do |vb| + vb.memory = "2048" # 2GB memory + vb.cpus = 2 + end + + vm3.vm.provision "shell", inline: <<-SHELL + sudo apt-get update + sudo apt-get install -y jq + SHELL + + + end +end