Docker/Agent.ps1

Clear-Host
$message = @"
  ___ ___ _
 / _ \ / _ \ | |
/ /_\ \_____ _ _ __ ___ / /_\ \ __ _ ___ _ __ | |_
| _ |_ / | | | '__/ _ \ | _ |/ _` |/ _ \ '_ \| __|
| | | |/ /| |_| | | | __/ | | | | (_| | __/ | | | |_
\_| |_/___|\__,_|_| \___| \_| |_/\__, |\___|_| |_|\__|
                                  __/ |
                                 |___/
 
"@

Write-Host $message -ForegroundColor Magenta
Write-Host "" -ForegroundColor White
Write-Host Agent - $Env:AZP_AGENT_NAME
Write-Host PAT - $Env:AZP_TOKEN

$ProgressPreference = 'SilentlyContinue'
[string]$global:selectedSubscription = ""
[string]$global:adoOrg = $Env:AZP_ORG
[string]$global:selectedProject = $Env:AZP_PROJECT
$global:dockerAgent = ""
$global:adoURL = ""

if (!(Test-Path "$env:APPDATA\Microsoft.PowerPlatform.Docker")) {
    $global:dockerAgent = New-Item -Path "$env:APPDATA\Microsoft.PowerPlatform.Docker" -ItemType Directory
}

if (!(Test-Path "\azp")) {
  New-Item -Path "\azp" -ItemType Directory
}

if (!(Test-Path "$env:APPDATA\Microsoft.PowerPlatform.Docker\$Env:AZP_AGENT_NAME.json")) {
    $global:dockerAgent = New-Item "$env:APPDATA\Microsoft.PowerPlatform.Docker\$Env:AZP_AGENT_NAME.json" -ItemType File
    $global:dockerAgent = Get-Content "$env:APPDATA\Microsoft.PowerPlatform.Docker\$Env:AZP_AGENT_NAME.json" | ConvertFrom-Json
}
else {
    $global:dockerAgent = Get-Content "$env:APPDATA\Microsoft.PowerPlatform.Docker\$Env:AZP_AGENT_NAME.json" | ConvertFrom-Json
    $global:selectedSubscription = $global:dockerAgent.AzureSubscription
    $global:adoOrg = $global:dockerAgent.adoOrg
    $global:selectedProject = $global:dockerAgent.selectedProject
    $global:adoURL = "https://dev.azure.com/$global:adoOrg"
}

if (!($global:dockerAgent.PreReqs)) {
    . \Installers\Install-PreRequisites.ps1
    Clear-Host       
}

Write-Host Azure DevOps Organisation - $global:adoOrg
$global:adoURL = "https://dev.azure.com/$global:adoOrg"

Write-Host Azure DevOps Project - $global:selectedProject

$dockerProject = @([ordered]@{AgentName = $Env:AZP_AGENT_NAME; AzureSubscription = $global:selectedSubscription; AzureToken = ""; PreReqs = $true; adoOrg = $global:adoOrg; selectedProject = $global:selectedProject })
$dockerProject | ConvertTo-Json | Out-FileUtf8NoBom ("$env:APPDATA\Microsoft.PowerPlatform.Docker\$Env:AZP_AGENT_NAME.json")
$global:dockerAgent = Get-Content "$env:APPDATA\Microsoft.PowerPlatform.Docker\$Env:AZP_AGENT_NAME.json" | ConvertFrom-Json

$Env:AZP_TOKEN_FILE = "\azp\.token"
$Env:AZP_TOKEN | Out-FileUtf8NoBom -FilePath $Env:AZP_TOKEN_FILE

if ((Test-Path Env:AZP_WORK) -and -not (Test-Path $Env:AZP_WORK)) {
  New-Item $Env:AZP_WORK -ItemType directory | Out-Null
}

New-Item "\azp\agent" -ItemType directory -ErrorAction SilentlyContinue | Out-Null 

# Let the agent ignore the token env variables
$Env:VSO_AGENT_IGNORE = "AZP_TOKEN,AZP_TOKEN_FILE"

Set-Location azp\agent

Write-Host "1. Determining matching Azure Pipelines agent..." -ForegroundColor Cyan

$ADOUrl = $global:adoURL
Write-Host $ADOUrl
$base64AuthInfo = [Convert]::ToBase64String([Text.Encoding]::ASCII.GetBytes(":$(Get-Content ${Env:AZP_TOKEN_FILE})"))
$package = Invoke-RestMethod -Headers @{Authorization=("Basic $base64AuthInfo")} "$($ADOUrl)/_apis/distributedtask/packages/agent?platform=win-x64&`$top=1"
$packageUrl = $package[0].Value.downloadUrl

Write-Host $packageUrl
$fragments = $packageUrl.Split('/')
$filename = $fragments[$fragments.Length - 1]
Write-Host FileName - $filename
Write-Host "$(Get-Location)\$filename"

if (!(Test-Path -Path "$(Get-Location)\$filename")) {
  Write-Host "2. Downloading and installing Azure Pipelines agent..." -ForegroundColor Cyan
  $wc = New-Object System.Net.WebClient
  $wc.DownloadFile($packageUrl, "$(Get-Location)\$filename") 
}
else {
  Write-Host "2a. Agent already up to date"
}
Expand-Archive -Path $filename -DestinationPath "\azp\agent" -Force -ErrorAction SilentlyContinue

try
{
  Write-Host "3. Configuring Azure Pipelines agent..." -ForegroundColor Cyan

  .\config.cmd --unattended `
    --agent "$(if (Test-Path Env:AZP_AGENT_NAME) { ${Env:AZP_AGENT_NAME} } else { ${Env:computername} })" `
    --url "$global:adoURL" `
    --auth PAT `
    --token "$(Get-Content ${Env:AZP_TOKEN_FILE})" `
    --pool "$(if (Test-Path Env:AZP_POOL) { ${Env:AZP_POOL} } else { 'Default' })" `
    --work "$(if (Test-Path Env:AZP_WORK) { ${Env:AZP_WORK} } else { '_work' })" `
    --replace

  Write-Host "4. Running Azure Pipelines agent..." -ForegroundColor Cyan

   .\run.cmd

   pause
}
finally
{
  Write-Host "Cleanup. Removing Azure Pipelines agent..." -ForegroundColor Cyan

  .\config.cmd remove --unattended `
    --auth PAT `
    --token "$(Get-Content ${Env:AZP_TOKEN_FILE})"

    pause
}