dev: Update vagrant configuration

Vagrantfile

@@ -1,45 +1,60 @@
+$VM_MEMORY = (ENV['VM_MEMORY'] || 8912)
+$VM_CPUS = (ENV['VM_CPUS'] || 2)
+$GO_VERSION = (ENV['GO_VERSION'] || "1.22.0")
+
+$go_install = <<-'SCRIPT'
+# Install golang
+GO_VERSION=$1
+curl -O https://storage.googleapis.com/golang/go$GO_VERSION.linux-amd64.tar.gz && \
+    rm -rf /usr/local/go \
+    && tar -C /usr/local -xzf go$GO_VERSION.linux-amd64.tar.gz \
+    && rm -rf go$GO_VERSION.linux-amd64.tar.gz && \
+    echo 'export PATH=$PATH:/usr/local/go/bin:/home/vagrant/go/bin' >> /home/vagrant/.bashrc
+SCRIPT
+
+# Mostly copied from .github/workflows/gotests.yml to install dependencies
+$dependencies = <<-'SCRIPT'
+cd /home/vagrant/go/src/github.com/cilium/tetragon
+apt-get update
+apt-get install -y build-essential clang conntrack libcap-dev libelf-dev net-tools
+
+# Install crictl
+VERSION="v1.22.0"
+wget https://github.com/kubernetes-sigs/cri-tools/releases/download/$VERSION/crictl-$VERSION-linux-amd64.tar.gz
+sudo tar zxvf crictl-$VERSION-linux-amd64.tar.gz -C /usr/local/bin
+rm -f crictl-$VERSION-linux-amd64.tar.gz
+
+#install kind
+curl -Lo ./kind https://kind.sigs.k8s.io/dl/v0.12.0/kind-linux-amd64
+chmod +x ./kind
+mv ./kind /usr/local/bin/
+
+#install kubectl
+curl -LO "https://dl.k8s.io/release/$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/linux/amd64/kubectl"
+chmod +x ./kubectl
+mv ./kubectl /usr/local/bin/
+
+#install helm
+curl -fsSL -o get_helm.sh https://raw.githubusercontent.com/helm/helm/main/scripts/get-helm-3
+chmod 700 get_helm.sh
+./get_helm.sh
+
+# install unzip
+apt install unzip
+SCRIPT
+
 Vagrant.configure("2") do |config|
   config.vm.box = "ubuntu/jammy64"
   config.vm.disk :disk, size: "50GB"
-  config.vm.provision :docker
   config.vm.network "private_network", ip: "192.168.56.11"
   config.vm.synced_folder ".", "/home/vagrant/go/src/github.com/cilium/tetragon", create: true
   config.ssh.extra_args = ["-t", "cd /home/vagrant/go/src/github.com/cilium/tetragon; bash --login"]
   config.vm.provider "virtualbox" do |v|
-    v.memory = 8192
-    v.cpus = 2
+    v.memory = $VM_MEMORY
+    v.cpus = $VM_CPUS
   end
 
-  # Mostly copied from .github/workflows/gotests.yml to install dependencies
-  config.vm.provision "shell", inline: <<-SHELL
-      cd /home/vagrant/go/src/github.com/cilium/tetragon
-      apt-get update
-      apt-get install -y build-essential clang conntrack libcap-dev libelf-dev net-tools
-      snap install go --channel=1.18/stable --classic
-
-      # Install crictl
-      VERSION="v1.22.0"
-      wget https://github.com/kubernetes-sigs/cri-tools/releases/download/$VERSION/crictl-$VERSION-linux-amd64.tar.gz
-      sudo tar zxvf crictl-$VERSION-linux-amd64.tar.gz -C /usr/local/bin
-      rm -f crictl-$VERSION-linux-amd64.tar.gz
-
-      #install kind
-      curl -Lo ./kind https://kind.sigs.k8s.io/dl/v0.12.0/kind-linux-amd64
-      chmod +x ./kind
-      mv ./kind /usr/local/bin/
-
-      #install kubectl
-      curl -LO "https://dl.k8s.io/release/$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/linux/amd64/kubectl"
-      chmod +x ./kubectl
-      mv ./kubectl /usr/local/bin/
-
-      #install helm
-      curl -fsSL -o get_helm.sh https://raw.githubusercontent.com/helm/helm/main/scripts/get-helm-3
-      chmod 700 get_helm.sh
-      ./get_helm.sh
-
-      # install unzip
-      apt install unzip
-
-  SHELL
+  config.vm.provision :docker
+  config.vm.provision "shell", inline: $go_install, args: $GO_VERSION
+  config.vm.provision "shell", inline: $dependencies
 end