when I run build.ps1 file I face some errors, so if found solution tha…

ForVMware.txt

@@ -0,0 +1,54 @@
+# -- mode: ruby --
+# vi: set ft=ruby :
+
+Vagrant.configure("2") do |config|
+  config.vm.synced_folder '.', '/vagrant', disabled: true
+
+  # Define Ubuntu 14.04 VM
+  config.vm.define "ub1404" do |ub1404|
+    ub1404.vm.box = "rapid7/metasploitable3-ub1404"
+    ub1404.vm.hostname = "metasploitable3-ub1404"
+    config.ssh.username = 'vagrant'
+    config.ssh.password = 'vagrant'
+
+    ub1404.vm.network "private_network", ip: '192.168.50.102'
+
+    ub1404.vm.provider "vmware_desktop" do |v|
+      v.vmx["ethernet0.pcislotnumber"] = "33"
+      v.memory = 2048
+    end
+  end
+
+  # Define Windows Server 2008 VM
+  config.vm.define "win2k8" do |win2k8|
+    # Base configuration for the VM and provisioner
+    win2k8.vm.box = "rapid7/metasploitable3-win2k8"
+    win2k8.vm.hostname = "metasploitable3-win2k8"
+    win2k8.vm.communicator = "winrm"
+    win2k8.winrm.retry_limit = 60
+    win2k8.winrm.retry_delay = 10
+
+    win2k8.vm.network "private_network", ip: '192.168.50.103'
+
+    config.vm.provider "vmware_desktop" do |v|
+      v.vmx["ethernet0.pcislotnumber"] = "34"
+      v.memory = 4096
+      v.cpus = 2
+      v.gui= true
+    end
+
+    # Configure Firewall to open up vulnerable services
+    case ENV['MS3_DIFFICULTY']
+      when 'easy'
+        win2k8.vm.provision :shell, inline: "C:\\startup\\disable_firewall.bat"
+      else
+        win2k8.vm.provision :shell, inline: "C:\\startup\\enable_firewall.bat"
+        win2k8.vm.provision :shell, inline: "C:\\startup\\configure_firewall.bat"
+    end
+
+    # Insecure share from the Linux machine
+    win2k8.vm.provision :shell, inline: "C:\\startup\\install_share_autorun.bat"
+    win2k8.vm.provision :shell, inline: "C:\\startup\\setup_linux_share.bat"
+    win2k8.vm.provision :shell, inline: "rm C:\\startup\\*" # Cleanup startup scripts
+  end
+end

ForVirtualbox.txt

@@ -0,0 +1,60 @@
+# -*- mode: ruby -*-
+# vi: set ft=ruby :
+
+Vagrant.configure("2") do |config|
+  config.vm.synced_folder '.', '/vagrant', disabled: true
+  config.vm.define "ub1404" do |ub1404|
+    ub1404.vm.box = "rapid7/metasploitable3-ub1404"
+    ub1404.vm.hostname = "metasploitable3-ub1404"
+    config.ssh.username = 'vagrant'
+    config.ssh.password = 'vagrant'
+
+    ub1404.vm.network "private_network", ip: '172.28.128.3'
+
+    ub1404.vm.provider "virtualbox" do |v|
+      v.name = "Metasploitable3-ub1404"
+      v.memory = 2048
+    end
+  end
+
+  config.vm.define "win2k8" do |win2k8|
+    # Base configuration for the VM and provisioner
+    win2k8.vm.box = "rapid7/metasploitable3-win2k8"
+    win2k8.vm.hostname = "metasploitable3-win2k8"
+    win2k8.vm.communicator = "winrm"
+    win2k8.winrm.retry_limit = 60
+    win2k8.winrm.retry_delay = 10
+
+    win2k8.vm.network "private_network", type: "dhcp"
+
+    win2k8.vm.provider "libvirt" do |v|
+      v.memory = 4096
+      v.cpus = 2
+      v.video_type = 'qxl'
+      v.input :type => "tablet", :bus => "usb"
+      v.channel :type => 'unix', :target_name => 'org.qemu.guest_agent.0', :target_type => 'virtio'
+      v.channel :type => 'spicevmc', :target_name => 'com.redhat.spice.0', :target_type => 'virtio'
+      v.graphics_type = "spice"
+
+      # Enable Hyper-V enlightenments: https://blog.wikichoon.com/2014/07/enabling-hyper-v-enlightenments-with-kvm.html
+      v.hyperv_feature :name => 'stimer',  :state => 'on'
+      v.hyperv_feature :name => 'relaxed', :state => 'on'
+      v.hyperv_feature :name => 'vapic',   :state => 'on'
+      v.hyperv_feature :name => 'synic',   :state => 'on'
+    end
+
+    # Configure Firewall to open up vulnerable services
+    case ENV['MS3_DIFFICULTY']
+      when 'easy'
+        win2k8.vm.provision :shell, inline: "C:\\startup\\disable_firewall.bat"
+      else
+        win2k8.vm.provision :shell, inline: "C:\\startup\\enable_firewall.bat"
+        win2k8.vm.provision :shell, inline: "C:\\startup\\configure_firewall.bat"
+    end
+
+    # Insecure share from the Linux machine
+    win2k8.vm.provision :shell, inline: "C:\\startup\\install_share_autorun.bat"
+    win2k8.vm.provision :shell, inline: "C:\\startup\\setup_linux_share.bat"
+    win2k8.vm.provision :shell, inline: "rm C:\\startup\\*" # Cleanup startup scripts
+  end
+end

README.md

@@ -95,6 +95,8 @@ recipes, so that you can always return to an initial state (`vagrant restore fre
 If you want a _totally_ fresh snapshot, you can do the initialization with
 `vagrant up --no-provision`, then take a snapshot, followed by `vagrant provision`.
 
+## Error Solutions
+> If you are facing problem when you run build.ps1 file you can use updatedBuild.ps1 file and make sure packer.pkr.hcl is configure correctly.
 
 ## Vulnerabilities
 * [See the wiki page](https://github.com/rapid7/metasploitable3/wiki/Vulnerabilities)

packer.pkr.hcl

@@ -0,0 +1,8 @@
+packer {
+  required_plugins {
+    vagrant = {
+      version = ">= 1.0.0"
+      source  = "github.com/hashicorp/vagrant"
+    }
+  }
+}

updatedBuild.ps1

@@ -0,0 +1,193 @@
+$ErrorActionPreference = "Stop"
+
+$virtualBoxMinVersion = "6.1.0"
+$packerMinVersion = "1.6.0"
+$vagrantMinVersion = "1.9.0"
+$vagrantreloadMinVersion = "0.0.1"
+$packer = "packer.exe"
+$expectedVBoxLocation = "C:\Program Files\Oracle\VirtualBox"
+$expectedVagrantLocation = "C:\Program Files\Vagrant\bin"
+
+function CompareVersions ($actualVersion, $expectedVersion, $exactMatch = $False) {
+    If ($exactMatch) {
+        If ($actualVersion -eq $expectedVersion) {
+            return $True
+        } else {
+            return $False
+        }
+    }
+
+    $actualVersion = $actualVersion.split(".")
+    $expectedVersion = $expectedVersion.split(".")
+
+    for($i=0; $i -lt $expectedVersion.length; $i++) {
+        If([INT]$actualVersion[$i] -gt [INT]$expectedVersion[$i]) {
+            return $True
+        }
+
+        If([INT]$actualVersion[$i] -lt [INT]$expectedVersion[$i]) {
+            return $False
+        }
+    }
+    return $True
+}
+
+Write-Host ""
+
+If (Test-Path "$expectedVBoxLocation\VBoxManage.exe") {
+
+    $vboxVersion = cmd.exe /c "$expectedVBoxLocation\VBoxManage.exe" -v
+    $vboxVersion = $vboxVersion.split("r")[0].Trim()
+
+} else {
+
+    Write-Host "VirtualBox is not installed (or not in the expected location of $expectedVBoxLocation\)"
+    Write-Host "Please download and install it from https://www.virtualbox.org/"
+    exit
+
+}
+
+If (CompareVersions -actualVersion $vboxVersion -expectedVersion $virtualBoxMinVersion -exactMatch $False) {
+
+    Write-Host "Compatible version of VirtualBox found."
+
+} else {
+
+    Write-Host "A compatible version of VirtualBox was not found."
+    Write-Host "Current Version=[$vboxVersion], Minimum Version=[$virtualBoxMinVersion]"
+    Write-Host "Please download and install it from https://www.virtualbox.org/"
+    exit
+
+}
+
+$packerVersion = cmd.exe /c $packer -v
+$packerVersion = $packerVersion -replace 'Packer v', ''
+
+If (CompareVersions -actualVersion $packerVersion -expectedVersion $packerMinVersion) {
+
+    Write-Host "Compatible version of Packer found."
+
+} else {
+
+    Write-Host "Could not find a compatible version of Packer. Please download it from https://www.packer.io/downloads.html and add it to your PATH."
+    exit
+
+}
+
+If (Test-Path "$expectedVagrantLocation\vagrant.exe") {
+
+    $vagrantVersion = cmd.exe /c "vagrant" -v
+    $vagrantVersion = $vagrantVersion.split(" ")[1].Trim()
+
+} else {
+
+    Write-Host "Vagrant is not installed (or not in the expected location of $expectedVagrantLocation\)"
+    Write-Host "Please download and install it from https://www.vagrantup.com/downloads.html/"
+    exit
+
+}
+
+If (CompareVersions -actualVersion $vagrantVersion -expectedVersion $vagrantMinVersion) {
+
+    Write-Host "Compatible version of Vagrant found."
+
+} else {
+
+    Write-Host "Could not find a compatible version of Vagrant at C:\HashiCorp\Vagrant\bin\. Please download and install it from https://www.vagrantup.com/downloads.html."
+    exit
+
+}
+
+$vagrantPlugins = cmd.exe /c "vagrant plugin list" | select-string -pattern "vagrant-reload"
+
+If (![string]::IsNullOrEmpty($vagrantPlugins)) {
+
+    $vagrantPlugins = $vagrantPlugins.ToString().Trim()
+    $vagrantreloadVersion = $vagrantPlugins.Replace("(", "")
+    $vagrantreloadVersion = $vagrantreloadVersion.Replace(")", "")
+    $vagrantreloadVersion = $vagrantreloadVersion.split(" ")[1]
+
+    If (CompareVersions -actualVersion $vagrantreloadVersion -expectedVersion $vagrantreloadMinVersion) {
+
+        Write-Host "Compatible version of vagrant-reload plugin found."
+
+    }
+
+} else {
+
+    Write-Host "Could not find a compatible version of vagrant-reload plugin. Attempting to install..."
+    cmd.exe /c "vagrant plugin install vagrant-reload"
+
+    # Hacky version of Try-Catch for non-terminating errors.
+    # See http://stackoverflow.com/questions/1142211/try-catch-does-not-seem-to-have-an-effect
+
+    if($?) {
+        Write-Host "The vagrant-reload plugin was successfully installed."
+    } else {
+        throw "Error installing vagrant-reload plugin. Please check the output above for any error messages."
+    }
+
+}
+
+function InstallBox($os_full, $os_short)
+{
+    $boxversion = Get-Content .\packer\templates\$os_full.json | Select-String -Pattern "box_version" | Select-String -Pattern "[0-9]\.[0-9]\.[0-9]+"
+    $boxversion = $boxversion.toString().trim().split('"')[3]
+
+    Write-Host "Building metasploitable3-$os_short Vagrant box..."
+
+    If (Test-Path "packer\builds\$($os_full)_virtualbox_$boxversion.box") {
+
+        Write-Host "It looks like the Vagrant box already exists. Skipping the Packer build."
+
+    } else {
+
+        cmd.exe /c $packer build --only=virtualbox-iso packer\templates\$os_full.json
+
+        if($?) {
+          Write-Host "Box successfully built by Packer."
+        } else {
+         throw "Error building the Vagrant box using Packer. Please check the output above for any error messages."
+        }
+    }
+
+    Write-Host "Attempting to add metasploitable3-$os_short box to Vagrant..."
+    $vagrant_box_list = cmd.exe /c "vagrant box list"
+
+    If ($vagrant_box_list -match "rapid7/metasploitable3-$os_short") {
+        Write-Host "rapid7/metasploitable3-$os_short already found in Vagrant box repository. Skipping the addition to Vagrant."
+    } else {
+
+        cmd.exe /c vagrant box add packer\builds\$($os_full)_virtualbox_$boxversion.box --name rapid7/metasploitable3-$os_short
+
+        if($?) {
+            Write-Host "rapid7/metasploitable3-$os_short box successfully added to Vagrant."
+        } else {
+            throw "Error adding metasploitable3-$os_short box to Vagrant. See the above output for any error messages."
+        }
+    }
+}
+
+Write-Host "All requirements found. Proceeding..."
+
+if ($args.Length -eq 0) {
+    $option = Read-Host -Prompt 'No box name passed as input. Build both the boxes ? (y/n)';
+    if ($option -eq 'y') {
+        InstallBox -os_full "windows_2008_r2" -os_short "win2k8"
+        InstallBox -os_full "ubuntu_1404" -os_short "ub1404"
+    } else {
+        Write-Host "To build metasploitable boxes separately, use the following commands:"
+        Write-Host "- .\build.ps1 windows2008"
+        Write-Host "- .\build.ps1 ubuntu1404"
+    }
+} ElseIf ($args.Length -eq 1) {
+    if ($args -eq "windows2008") {
+        InstallBox -os_full "windows_2008_r2" -os_short "win2k8"
+    } ElseIf ($args -eq "ubuntu1404") {
+        InstallBox -os_full "ubuntu_1404" -os_short "ub1404"
+    } else {
+        Write-Host "Invalid OS. Valid options are 'ubuntu1404' and 'windows2008'"
+    }
+}
+
+Write-Host ""