Update main function template to contain EventGrid

FriedrichWeinmann · May 4, 2025 · Feb 13, 2025 · Feb 13, 2025 · Feb 13, 2025 · Feb 13, 2025
commit 48be2a0e9a6e7cf7531cee7bc78f4b7532dc50b8
diff --git a/templates/AzureFunction/build/build.config.psd1 b/templates/AzureFunction/build/build.config.psd1
@@ -1,30 +1,49 @@
 @{
-	TimerTrigger = @{
-		# Default Schedule for timed executions
-		Schedule = '0 5 * * * *'
+    TimerTrigger     = @{
+        # Default Schedule for timed executions
+        Schedule          = '0 5 * * * *'
 
-		# Different Schedules for specific timed endpoints
-		ScheduleOverrides = @{
-			# 'Update-Whatever' = '0 5 12 * * *'
-		}
-	}
+        # Different Schedules for specific timed endpoints
+        ScheduleOverrides = @{
+            # 'Update-Whatever' = '0 5 12 * * *'
+        }
+    }
 
-	HttpTrigger = @{
-		<#
+    HttpTrigger      = @{
+        <#
 		AuthLevels:
 		https://learn.microsoft.com/en-us/azure/azure-functions/functions-bindings-http-webhook-trigger?tabs=python-v2%2Cisolated-process%2Cnodejs-v4%2Cfunctionsv2&pivots=programming-language-csharp#http-auth
 
 		anonymous: No Token needed (combine with Identity Provider for Entra ID auth without also needing a token)
 		function: (default) Require a function-endpoint-specific token with the request
 		admin: Require a Function-App-global admin token (master key) for the request
 		#>
-		AuthLevel = 'function'
-		AuthLevelOverrides = @{
-			# 'Set-Foo' = 'anonymous'
-		}
-		Methods = @('get', 'post')
-		MethodOverrides = @{
-			# 'Set-Foo' = 'delete'
-		}
-	}
+        AuthLevel          = 'function'
+        AuthLevelOverrides = @{
+            # 'Set-Foo' = 'anonymous'
+        }
+        Methods            = @('get', 'post')
+        MethodOverrides    = @{
+            # 'Set-Foo' = 'delete'
+        }
+    }
+
+    EventGridTrigger = @{
+        <#
+		AuthLevels:
+		https://learn.microsoft.com/en-us/azure/azure-functions/functions-bindings-http-webhook-trigger?tabs=python-v2%2Cisolated-process%2Cnodejs-v4%2Cfunctionsv2&pivots=programming-language-csharp#http-auth
+
+		anonymous: No Token needed (combine with Identity Provider for Entra ID auth without also needing a token)
+		function: (default) Require a function-endpoint-specific token with the request
+		admin: Require a Function-App-global admin token (master key) for the request
+		#>
+        AuthLevel          = 'function'
+        AuthLevelOverrides = @{
+            # 'Set-Foo' = 'anonymous'
+        }
+        Methods            = @('get', 'post')
+        MethodOverrides    = @{
+            # 'Set-Foo' = 'delete'
+        }
+    }
 }
diff --git a/templates/AzureFunction/build/build.ps1 b/templates/AzureFunction/build/build.ps1
@@ -44,6 +44,24 @@ foreach ($command in Get-ChildItem -Path "$workingDirectory\þnameþ\functions\h
 	$httpConfig -replace '%AUTHLEVEL%', $authLevel -replace '%METHODS%', ($methods -join '", "') | Set-Content -Path "$($endpointFolder.FullName)\function.json"
 }
 
+
+# Generate Event Grid Trigger
+$eventGridCode = Get-Content -Path "$PSScriptRoot\functionEventGrid\run.ps1" | Join-String -Separator "`n"
+$eventGridConfig = Get-Content -Path "$PSScriptRoot\functionEventGrid\function.json" | Join-String -Separator "`n"
+foreach ($command in Get-ChildItem -Path "$workingDirectory\þnameþ\functions\eventGridTrigger" -Recurse -File -Filter *.ps1) {
+	$authLevel = $config.EventGridTrigger.AuthLevel
+	if ($config.EventGridTrigger.AuthLevelOverrides.$($command.BaseName)) {
+		$authLevel = $config.EventGridTrigger.AuthLevelOverrides.$($command.BaseName)
+	}
+	$methods = $config.EventGridTrigger.Methods
+	if ($config.EventGridTrigger.MethodOverrides.$($command.BaseName)) {
+		$methods = $config.EventGridTrFigger.MethodOverrides.$($command.BaseName)
+	}
+	$endpointFolder = New-Item -Path $buildFolder.FullName -Name $command.BaseName -ItemType Directory
+	$eventGridCode -replace '%COMMAND%',$command.BaseName | Set-Content -Path "$($endpointFolder.FullName)\run.ps1"
+	$eventGridConfig -replace '%AUTHLEVEL%', $authLevel -replace '%METHODS%', ($methods -join '", "') | Set-Content -Path "$($endpointFolder.FullName)\function.json"
+}
+
 # Generate Timer Trigger
 $timerCode = Get-Content -Path "$PSScriptRoot\functionTimer\run.ps1" | Join-String -Separator "`n"
 $timerConfig = Get-Content -Path "$PSScriptRoot\functionTimer\function.json" | Join-String -Separator "`n"

diff --git a/templates/AzureFunction/build/functionEventGrid/function.json b/templates/AzureFunction/build/functionEventGrid/function.json
@@ -0,0 +1,19 @@
+{
+    "bindings": [
+        {
+            "authLevel": "%AUTHLEVEL%",
+            "type": "eventGridTrigger",
+            "direction": "in",
+            "name": "EventGridEvent",
+            "methods": [
+                "%METHODS%"
+            ]
+        },
+        {
+            "type": "http",
+            "direction": "out",
+            "name": "Response"
+        }
+    ],
+    "disabled": false
+}
diff --git a/templates/AzureFunction/build/functionEventGrid/run.ps1 b/templates/AzureFunction/build/functionEventGrid/run.ps1
@@ -0,0 +1,24 @@
+param (
+	$EventGridEvent,
+
+	$TriggerMetadata
+)
+
+
+Write-Host "Trigger: %COMMAND% has been invoked"
+
+$parameters = Get-RestParameter -Request $Request -Command %COMMAND%
+
+try {
+	$results = %COMMAND% @parameters -ErrorAction Stop
+}
+catch {
+	$_ | Out-String | ForEach-Object {
+		foreach ($line in ($_ -split "`n")) {
+			Write-Warning $line
+		}
+	}
+	Write-FunctionResult -Status InternalServerError -Body "$_"
+	return
+}
+Write-FunctionResult -Status OK -Body $results