new scripts

.azure/scripts/UpdateVersionVariable.ps1

@@ -0,0 +1,103 @@
+Param (
+  [string]$repositoryUrl = $env:SYSTEM_COLLECTIONURI,
+  [string]$repositoryName = $env:SYSTEM_TEAMPROJECT,
+  [string]$definitionsFilter = $env:BUILD_DEFINITIONNAME,
+  [string]$variableName = 'VersionRevision',
+  [string]$authorization = $env:SYSTEM_ACCESSTOKEN,
+  [string]$debugMode = $env:SYSTEM_DEBUG
+)
+
+$ErrorActionPreference = 'Stop'
+
+if ($debugMode -eq 'true') {
+  Write-Host '##[section]Starting: DEBUG INFORMATION'
+
+  Write-Host "##[debug]repositoryUrl = $repositoryUrl"
+  Write-Host "##[debug]repositoryName = $repositoryName"
+  Write-Host "##[debug]definitionsFilter = $definitionsFilter"
+  Write-Host "##[debug]variableName = $variableName"
+
+  Write-Host '##[section]Finishing: DEBUG INFORMATION'
+  Write-Host ''
+}
+
+$null = [Reflection.Assembly]::LoadFile("$pwd\Newtonsoft.Json.dll")
+
+# Remove the branch name '[<branch>]' from the definitions filter. 
+# This was we can check the build numbers in sync acrosss the branches
+$defFilter = $definitionsFilter
+$defFilterParts = $defFilter.Split("(", [StringSplitOptions]'RemoveEmptyEntries')
+$defFilter = $defFilterParts[0].Trim() + "*"
+if ($debugMode -eq 'true') {
+  Write-Host "##[debug]defFilter = $defFilter"
+}
+
+# Get the value from the environment variable (if exists)
+$variableValue = get-content env:$variableName -ErrorAction SilentlyContinue
+if ($debugMode -eq 'true') {
+  Write-Host "##[debug]variableValue = $variableValue"
+}
+
+if($repositoryUrl.EndsWith('/')) {
+  $repositoryUrl = $repositoryUrl.TrimEnd('/')
+}
+
+# Get an overview of all build definitions in this team project
+$definitionsOverviewUrl = "$repositoryUrl/$repositoryName/_apis/build/Definitions"
+if ($debugMode -eq 'true') {
+  Write-Host "##[debug]definitionsOverviewUrl = $definitionsOverviewUrl"
+}
+
+$headers = @{ 
+  'Authorization' = $authorization; 
+  'Accept' = 'application/json; api-version=5.1' 
+}
+$definitionsOverviewResponse = Invoke-WebRequest -Uri $definitionsOverviewUrl -Method Get -ContentType 'application/json' -Headers $headers
+$definitionsOverview = (ConvertFrom-Json -InputObject $definitionsOverviewResponse.Content).value
+
+# Process all builds that have <definitionsFilter> in their name
+foreach($definitionEntry in ($definitionsOverview | Where-Object { $_.name -like $defFilter })) {
+  $buildDefinitionUrl = $definitionEntry.url
+  if ($debugMode -eq 'true') {
+    Write-Host "##[debug]buildDefinitionUrl = $buildDefinitionUrl"
+  }
+
+  $headers = @{ 
+    'Authorization' = $authorization; 
+    'Accept' = 'application/json; api-version=5.1' 
+  }
+  $buildDefinitionResponse = Invoke-WebRequest -Uri $buildDefinitionUrl -Method Get -ContentType 'application/json' -Headers $headers
+  $buildDefinition = [Newtonsoft.Json.JsonConvert]::DeserializeObject($buildDefinitionresponse.Content)
+
+  # If the build has the variable, update it.
+  if($buildDefinition.variables.$variableName) {
+    [int]$value = 0
+    # Check if the environment variable value was set
+    if($variableValue -eq $null -or $variableValue.Trim() -eq '') {
+      # use the value from the build definition
+      $value = $buildDefinition.variables.$variableName.value
+      Write-Host 'Variable value used from build definition.'
+    } else {
+      $value = $variableValue
+      Write-Host 'Variable value used from environment variable.'
+    }  
+
+    $buildDefinition.variables.$variableName.value = $value + 1
+    [int]$newValue = $buildDefinition.variables.$variableName.value
+
+    Write-Output -InputObject "Updating ""$($definitionEntry.name)"" $variableName from $($value) to $($newValue)..."
+
+    $serialized = [Newtonsoft.Json.JsonConvert]::SerializeObject($buildDefinition)
+    $postData = [Text.Encoding]::UTF8.GetBytes($serialized)
+
+    $headers = @{ 
+      'Authorization' = $authorization; 
+      'Accept' = 'application/json; api-version=5.1' 
+    }
+    $response = Invoke-WebRequest -UseDefaultCredentials -Uri $buildDefinitionUrl -Method Put -ContentType 'application/json' -Headers $headers -Body $postData
+    Write-Host "Response Status = $($response.StatusDescription)"
+  }
+}
+
+Write-Host 'Done'
+exit 0