Azure Template: Upload and execute a PowerShell runbook in an Automation Account that is in a different resource group to the resources being deployed.

testRunRunbook.json

{
  "$schema": "https://schema.management.azure.com/schemas/2015-01-01/deploymentTemplate.json#",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "runbookParameters": {
      "type": "object"
    },
    "currentDateTimeInTicks": {
      "type": "string",
      "minLength": 18,
      "maxLength": 18,
      "metadata": {
        "description": "The current datetime in ticks. This is used to generate a unique string for every deployment"
      }
    }
  },
  "variables": {
    "sharedVariables": {
      "currentDateTimeInTicks": "[parameters('currentDateTimeInTicks')]",
      "dsc": {
        "automationAccountResourceGroupName": "myAA-ResourceGroup",
        "automationAccountName": "myAutomationAccount"
      }
    },
    "automationAccountResourceGroupName": "[variables('sharedVariables').dsc.automationAccountResourceGroupName]",
    "automationAccountName": "[variables('sharedVariables').dsc.automationAccountName]",
    "automationAccountResourceId": "[resourceId(variables('automationAccountResourceGroupName'),'Microsoft.Automation/automationAccounts',variables('automationAccountName'))]",
    "runbookName": "Update-ResourceGroupTags",
    "runbookDescription": "Updates Resource Group's tags. Triggered from template during deployment",
    "runbookUri": "https://somestorageaccount.blob.core.windows.net/acontainer/Update-ResourceGroupTags.ps1",
    "runbookJobId": "[guid(resourceGroup().id, uniqueString(resourceGroup().id, variables('sharedVariables').currentDateTimeInTicks))]",
    "deploymentResourceGroupId": "[resourceGroup().id]",
    "rolesTagObject": {
      "db": "TestVm1",
      "Server": "TestVm1",
      "Client": "TestVm1"
    }
  },
  "resources": [
    {
      "apiVersion": "2017-05-10",
      "name": "[Concat('Execute_Runbook(',variables('runbookName'),')')]",
      "type": "Microsoft.Resources/deployments",
      "resourceGroup": "[variables('automationAccountResourceGroupName')]",
      "properties": {
        "mode": "Incremental",
        "template": {
          "$schema": "https://schema.management.azure.com/schemas/2015-01-01/deploymentTemplate.json#",
          "contentVersion": "1.0.0.0",
          "parameters": {},
          "variables": {},
          "resources": [
            {
              "apiversion": "2018-01-15",
              "location": "[reference(variables('automationAccountResourceId'), '2018-01-15','Full').location]",
              "name": "[variables('automationAccountName')]",
              "type": "Microsoft.Automation/automationAccounts",
              "properties": {
                "sku": {
                  "name": "Basic"
                }
              },
              "tags": {
                "task2": "Import-Runbook_to_AA"
              },
              "resources": [
                {
                  "name": "[variables('runbookName')]",
                  "type": "runbooks",
                  "apiVersion": "2018-01-15",
                  "location": "[reference(variables('automationAccountResourceId'), '2018-01-15','Full').location]",
                  "dependsOn": [
                    "[concat('Microsoft.Automation/automationAccounts/', variables('AutomationAccountName'))]"
                  ],
                  "tags": {},
                  "properties": {
                    "runbookType": "PowerShell",
                    "logProgress": "false",
                    "logVerbose": "true",
                    "description": "[variables('runbookDescription')]",
                    "publishContentLink": {
                      "uri": "[variables('runbookUri')]",
                      "version": "1.0.0.0"
                    }
                  }
                },
                {
                  "name": "[variables('runbookJobId')]",
                  "type": "jobs",
                  "apiVersion": "2018-01-15",
                  "location": "[reference(variables('automationAccountResourceId'), '2018-01-15','Full').location]",
                  "dependsOn": [
                    "[concat('Microsoft.Automation/automationAccounts/', variables('AutomationAccountName'))]",
                    "[concat('Microsoft.Automation/automationAccounts/', variables('AutomationAccountName'), '/runbooks/',variables('runbookName'))]"
                  ],
                  "tags": {
                    "JobId": "[variables('runbookJobId')]"
                  },
                  "properties": {
                    "runbook": {
                      "name": "[variables('runbookName')]"
                    },
                    "parameters": {
                      "ResourceGroupId": "[parameters('runbookParameters').ResourceGroupId]",
                      "MyTags": "[variable('roleTagObject')]"
                      }
                    }
                  }
                }
              ]
            }
          ],
          "outputs": {
            "testOutput": {
              "type": "string",
              "value": "testValue"
            }
          }
        },
        "debugSetting": {
          "detailLevel": "requestContent, responseContent"
        }
      }
    }
  ],
  "outputs": {
    "runbookParameters": {
      "type": "object",
      "value": "[parameters('runbookParameters')]"
    },
    "runbookJobId": {
      "type": "string",
      "value": "[variables('runbookJobId')]"
    }
  }
}