# - Upload the Avantra Agent installer as a package to the Agent Update rpository
# - Adapt these variable according to your needs
# - Modify the execution policy to allow running powershell scripts
[string]$user = '<DOMAIN\user>'          # Access to the remote system
[string]$target = '<target-host>'        # The remote system
[string]$masterhost = '<avantra-server>' # The FQDN of the Avantra Sever
[string]$agentversion = '20.5.0'         # The agent version (uploaded to the repository)
[string]$javapath = 'C:\Program Files\Java'
# Adapt this to the latest version: Make your choice on https://adoptopenjdk.net/releases.html, right-click to get link
[uri]$javaurl = 'https://github.com/AdoptOpenJDK/openjdk8-binaries/releases/download/jdk8u252-b09.1/OpenJDK8U-jre_x64_windows_hotspot_8u252b09.msi'

# There should be no need to change anything below this line

[uri]$agenturl = 'http://' + $masterhost + ':9050/AgentUpdate/agent-' + $agentversion + '-setup.exe'

# Self-elevate the script if required
if (-Not ([Security.Principal.WindowsPrincipal] [Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole([Security.Principal.WindowsBuiltInRole] 'Administrator')) {
    if ([int](Get-CimInstance -Class Win32_OperatingSystem | Select-Object -ExpandProperty BuildNumber) -ge 6000) {
        $CommandLine = "-File `"" + $MyInvocation.MyCommand.Path + "`" " + $MyInvocation.UnboundArguments
        Start-Process -FilePath PowerShell.exe -Verb Runas -ArgumentList $CommandLine
    Exit
    }
}

$session = New-PSSession -ComputerName $target -Credential $user

Invoke-Command -Session $session -ScriptBlock {
    param($javaurl, $agenturl, $javapath)
    [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12
    Invoke-WebRequest `
        -Uri $javaurl `
        -OutFile 'C:\Windows\Temp\java-installer.msi'
    Invoke-WebRequest `
        -Uri $agenturl `
        -OutFile 'C:\Windows\Temp\agent-installer.exe'
    msiexec /i C:\Windows\Temp\java-installer.msi /quiet `
        ADDLOCAL="FeatureMain,FeatureEnvironment,FeatureJarFileRunWith,FeatureJavaHome,FeatureOracleJavaSoft" `
        INSTALLDIR=`"$javapath`"
    C:\Windows\Temp\agent-installer.exe /S /JAVA_PATH=`"$javapath`" /START_SERVICE=1 /PORT=9051 /D=C:\Program Files\avantra
} -ArgumentList $javaurl,$agenturl,$javapath
    Remove-Item -path 'C:\Windows\Temp\java-installer.msi'
    Remove-Item -path 'C:\Windows\Temp\agent-installer.exe'
Remove-PSSession $session