1 files changed, 53 insertions, 0 deletions
diff --git a/eng/common/post-build/promote-build.ps1 b/eng/common/post-build/promote-build.ps1
new file mode 100644
index 0000000000..84a608fa56
--- /dev/null
+++ b/eng/common/post-build/promote-build.ps1
@@ -0,0 +1,53 @@
+param(
+  [Parameter(Mandatory=$true)][int] $BuildId,
+  [Parameter(Mandatory=$true)][int] $ChannelId,
+  [Parameter(Mandatory=$true)][string] $BarToken,
+  [string] $MaestroEndpoint = "https://maestro-prod.westus2.cloudapp.azure.com",
+  [string] $ApiVersion = "2019-01-16"
+)
+
+$ErrorActionPreference = "Stop"
+Set-StrictMode -Version 2.0
+
+. $PSScriptRoot\..\tools.ps1
+
+function Get-Headers([string]$accept, [string]$barToken) {
+  $headers = New-Object 'System.Collections.Generic.Dictionary[[String],[String]]'
+  $headers.Add('Accept',$accept)
+  $headers.Add('Authorization',"Bearer $barToken")
+  return $headers
+}
+
+try {
+  $maestroHeaders = Get-Headers 'application/json' $BarToken
+
+  # Get info about which channels the build has already been promoted to
+  $getBuildApiEndpoint = "$MaestroEndpoint/api/builds/${BuildId}?api-version=$ApiVersion"
+  $buildInfo = Invoke-WebRequest -Method Get -Uri $getBuildApiEndpoint -Headers $maestroHeaders | ConvertFrom-Json
+
+  if (!$buildInfo) {
+    Write-Host "Build with BAR ID $BuildId was not found in BAR!"
+    ExitWithExitCode 1
+  }
+
+  # Find whether the build is already assigned to the channel or not
+  if ($buildInfo.channels) {
+    foreach ($channel in $buildInfo.channels) {
+      if ($channel.Id -eq $ChannelId) {
+        Write-Host "The build with BAR ID $BuildId is already on channel $ChannelId!"
+        ExitWithExitCode 0
+      }
+    }
+  }
+
+  Write-Host "Build not present in channel $ChannelId. Promoting build ... "
+
+  $promoteBuildApiEndpoint = "$maestroEndpoint/api/channels/${ChannelId}/builds/${BuildId}?api-version=$ApiVersion"
+  Invoke-WebRequest -Method Post -Uri $promoteBuildApiEndpoint -Headers $maestroHeaders
+  Write-Host "done."
+} 
+catch {
+  Write-Host "There was an error while trying to promote build '$BuildId' to channel '$ChannelId'"
+  Write-Host $_
+  Write-Host $_.ScriptStackTrace
+}