added some vagrant files for experiment

vagrant/Jenkinsfile

@@ -0,0 +1,43 @@
+pipeline {
+	agent any
+
+	##environment {
+	##	CC = 'gcc'
+	##	BUILD_TYPE = 'xxxx'
+	##}
+
+	stages {
+
+		stage('Build') {
+			steps {
+				echo "Building a virtual machine - ${env.BUILD_ID} on ${env.JENKINS_URL}"
+				sh "make init && make up"
+			}
+		}
+
+
+		stage('Test') {
+			steps {
+				echo "Testing the virtual machine built"
+				## TODO run the internal test script to check the internal aspect of the machine
+				## TODO run the external test scripts to test the machine over the network
+			}
+		}	
+
+
+		stage('Deploy') {
+			when {
+				expression {
+					currentBuild.result == null || currentBuild.result == 'SUCCESS'
+				}
+			}
+			steps {
+				echo "Publishing the virtual machine built"
+				## TODO clean up before packaging
+				sh "make package"
+				## TODO copy the final artifacts to an artifact repository
+				##sh "make clean"	
+			}
+		}
+	}
+}

vagrant/Makefile

@@ -0,0 +1,35 @@
+# vagrant init without the box name used the default box 'base' 
+# in the produced Vagrantfile.
+#
+#
+
+##PROVIDER ?= libvirt
+PROVIDER ?= virtualbox
+
+all:
+	@echo choose one of the targets:
+	@echo "  init up provision halt destory clean"
+
+init:
+	#vagrant init antlabs/sg5-centos8-base
+	vagrant init generic/rocky8
+	##vagrant init 
+
+up:
+	##vagrant up
+	vagrant up --provider=$(PROVIDER)
+
+provision: up
+	vagrant provision
+
+package:
+	vagrant  package --vagrantfile Vagrantfile
+
+halt:
+	vagrant halt
+
+destroy: halt
+	vagrant destroy -f
+
+clean: destroy
+	rm -rf .vagrant package.box

vagrant/Vagrantfile

@@ -0,0 +1,75 @@
+# -*- 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|
+  # The most common configuration options are documented and commented below.
+  # For a complete reference, please see the online documentation at
+  # https://docs.vagrantup.com.
+
+  # Every Vagrant development environment requires a box. You can search for
+  # boxes at https://vagrantcloud.com/search.
+  config.vm.box = "generic/rocky8"
+
+  # Disable automatic box update checking. If you disable this, then
+  # boxes will only be checked for updates when the user runs
+  # `vagrant box outdated`. This is not recommended.
+  # config.vm.box_check_update = false
+
+  # Create a forwarded port mapping which allows access to a specific port
+  # within the machine from a port on the host machine. In the example below,
+  # accessing "localhost:8080" will access port 80 on the guest machine.
+  # NOTE: This will enable public access to the opened port
+  # config.vm.network "forwarded_port", guest: 80, host: 8080
+
+  # Create a forwarded port mapping which allows access to a specific port
+  # within the machine from a port on the host machine and only allow access
+  # via 127.0.0.1 to disable public access
+  # config.vm.network "forwarded_port", guest: 80, host: 8080, host_ip: "127.0.0.1"
+
+  # Create a private network, which allows host-only access to the machine
+  # using a specific IP.
+  # config.vm.network "private_network", ip: "192.168.33.10"
+
+  # Create a public network, which generally matched to bridged network.
+  # Bridged networks make the machine appear as another physical device on
+  # your network.
+  # config.vm.network "public_network"
+
+  # Share an additional folder to the guest VM. The first argument is
+  # the path on the host to the actual folder. The second argument is
+  # the path on the guest to mount the folder. And the optional third
+  # argument is a set of non-required options.
+  # config.vm.synced_folder "../data", "/vagrant_data"
+
+  # Provider-specific configuration so you can fine-tune various
+  # backing providers for Vagrant. These expose provider-specific options.
+  # Example for VirtualBox:
+  #
+  # config.vm.provider "virtualbox" do |vb|
+  #   # Display the VirtualBox GUI when booting the machine
+  #   vb.gui = true
+  #
+  #   # Customize the amount of memory on the VM:
+  #   vb.memory = "1024"
+  # end
+  #
+  # View the documentation for the provider you are using for more
+  # information on available options.
+
+  # Enable provisioning with a shell script. Additional provisioners such as
+  # Ansible, Chef, Docker, Puppet and Salt are also available. Please see the
+  # documentation for more information about their specific syntax and use.
+  # config.vm.provision "shell", inline: <<-SHELL
+  #   apt-get update
+  #   apt-get install -y apache2
+  # SHELL
+  
+  config.vm.provision "ansible" do | ansible |
+     ansible.verbose = "v"
+     ansible.playbook = "ansible-initial.yml"
+  end
+end

vagrant/ansible-initial.yml

@@ -0,0 +1,12 @@
+- hosts: all
+  become: true
+  become_method: sudo
+  tasks:
+    - name: intall gcc 
+      yum:
+        name: gcc
+        state: present
+    - name: intall valgrind 
+      yum:
+        name: valgrind
+        state: present

vagrant/readme.txt

@@ -0,0 +1,38 @@
+
+$ vagrant plugin list
+$ dnf install vagrant vagrant-libvirt
+$ vagrant plugin list
+$  (NOT GOOD) vagrant plugin install vagrant-libvirt
+
+# --------------------------------------------------------------------------------
+
+$ vagrant box add generic/rocky8 --provider=libvirt
+
+# --------------------------------------------------------------------------------
+
+$ vagrant box add generic/rocky8
+==> box: Loading metadata for box 'generic/rocky8'
+    box: URL: https://vagrantcloud.com/generic/rocky8
+This box can work with multiple providers! The providers that it
+can work with are listed below. Please review the list and choose
+the provider you will be working with.
+
+1) hyperv
+2) libvirt
+3) parallels
+4) virtualbox
+5) vmware_desktop
+
+Enter your choice: 2
+==> box: Adding box 'generic/rocky8' (v3.4.0) for provider: libvirt
+    box: Downloading: https://vagrantcloud.com/generic/boxes/rocky8/versions/3.4.0/providers/libvirt.box
+    box: Calculating and comparing box checksum...
+==> box: Successfully added box 'generic/rocky8' (v3.4.0) for 'libvirt'!
+
+#
+$ ls -l ~/.vagrant.d/boxes/generic-VAGRANTSLASH-rocky8/3.4.0/libvirt/
+total 1029128
+-rw-rw-r-- 1 hyung-hwan hyung-hwan 1053807104 Aug 29 09:41 box.img
+-rw-rw-r-- 1 hyung-hwan hyung-hwan        301 Aug 29 09:41 info.json
+-rw-rw-r-- 1 hyung-hwan hyung-hwan         59 Aug 29 09:41 metadata.json
+-rw-rw-r-- 1 hyung-hwan hyung-hwan       1987 Aug 29 09:41 Vagrantfile