PowerShell7/demos/DSC/dsc-demo.ps1

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PowerShell

# Copyright (c) Microsoft Corporation.
# Licensed under the MIT License.
#Get Distro type and set distro-specific variables
$OSname = Get-Content "/etc/os-release" |Select-String -Pattern "^Name="
$OSName = $OSName.tostring().split("=")[1].Replace('"','')
if ($OSName -like "Ubuntu*"){
$distro = "Ubuntu"
$ApachePackages = @("apache2","php5","libapache2-mod-php5")
$ServiceName = "apache2"
$VHostDir = "/etc/apache2/sites-enabled"
$PackageManager = "apt"
}elseif (($OSName -like "CentOS*") -or ($OSName -like "Red Hat*") -or ($OSname -like "Oracle*")){
$distro = "Fedora"
$ApachePackages = @("httpd","mod_ssl","php","php-mysql")
$ServiceName = "httpd"
$VHostDir = "/etc/httpd/conf.d"
$PackageManager = "yum"
}else{
Write-Error "Unknown Linux operating system. Cannot continue."
}
#Get Service Controller
if ((Test-Path "/bin/systemctl") -or (Test-Path "/usr/bin/systemctl")){
$ServiceCtl = "SystemD"
}else{
$ServiceCtl = "init"
}
#Get FQDN
$hostname = & hostname --fqdn
Write-Host -ForegroundColor Blue "Compile a DSC MOF for the Apache Server configuration"
Configuration ApacheServer{
Node localhost{
ForEach ($Package in $ApachePackages){
nxPackage $Package{
Ensure = "Present"
Name = $Package
PackageManager = $PackageManager
}
}
nxFile vHostDirectory{
DestinationPath = $VhostDir
Type = "Directory"
Ensure = "Present"
Owner = "root"
Mode = "744"
}
#Ensure default content does not exist
nxFile DefVHost{
DestinationPath = "${VhostDir}/000-default.conf"
Ensure = "Absent"
}
nxFile Welcome.conf{
DestinationPath = "${VhostDir}/welcome.conf"
Ensure = "Absent"
}
nxFile UserDir.conf{
DestinationPath = "${VhostDir}/userdir.conf"
Ensure = "Absent"
}
#Ensure website is defined
nxFile DefaultSiteDir{
DestinationPath = "/var/www/html/defaultsite"
Type = "Directory"
Owner = "root"
Mode = "744"
Ensure = "Present"
}
nxFile DefaultSite.conf{
Destinationpath = "${VhostDir}/defaultsite.conf"
Owner = "root"
Mode = "744"
Ensure = "Present"
Contents = @"
<VirtualHost *:80>
DocumentRoot /var/www/html/defaultsite
ServerName $hostname
</VirtualHost>
"@
DependsOn = "[nxFile]DefaultSiteDir"
}
nxFile TestPhp{
DestinationPath = "/var/www/html/defaultsite/test.php"
Ensure = "Present"
Owner = "root"
Mode = "744"
Contents = @'
<?php phpinfo(); ?>
'@
}
#Configure Apache Service
nxService ApacheService{
Name = "$ServiceName"
Enabled = $true
State = "running"
Controller = $ServiceCtl
DependsOn = "[nxFile]DefaultSite.conf"
}
}
}
ApacheServer -OutputPath "/tmp"
Pause
Write-Host -ForegroundColor Blue "Apply the configuration locally"
& sudo /opt/microsoft/dsc/Scripts/StartDscConfiguration.py -configurationmof /tmp/localhost.mof | Out-Host
Pause
Write-Host -ForegroundColor Blue "Get the current configuration"
& sudo /opt/microsoft/dsc/Scripts/GetDscConfiguration.py | Out-Host