Setting support_credentials in azurerm_linux_function_app causes error

[jrdzha]

Is there an existing issue for this?

• I have searched the existing issues

Community Note

Setting the support_credentials option in azurerm_linux_function_app.site_config.cors causes a mysterious error with a nil message. It seems like this has been noticed by some others as well: #3188 (comment)

Terraform Version

1.2.1

AzureRM Provider Version

3.40.0

Affected Resource(s)/Data Source(s)

azurerm_linux_function_app

Terraform Configuration Files

provider "azurerm" {
  features {}
}

resource "azurerm_resource_group" "example" {
  name     = "example-resources"
  location = "West Europe"
}

resource "azurerm_storage_account" "example" {
  name                     = "linuxfunctionappsa"
  resource_group_name      = azurerm_resource_group.example.name
  location                 = azurerm_resource_group.example.location
  account_tier             = "Standard"
  account_replication_type = "LRS"
}

resource "azurerm_service_plan" "example" {
  name                = "example-app-service-plan"
  resource_group_name = azurerm_resource_group.example.name
  location            = azurerm_resource_group.example.location
  os_type             = "Linux"
  sku_name            = "Y1"
}

resource "azurerm_linux_function_app" "example" {
  name                = "example-linux-function-app"
  resource_group_name = azurerm_resource_group.example.name
  location            = azurerm_resource_group.example.location

  storage_account_name       = azurerm_storage_account.example.name
  storage_account_access_key = azurerm_storage_account.example.primary_access_key
  service_plan_id            = azurerm_service_plan.example.id

  site_config {
    cors {
      allowed_origins     = ["https://example.com"]
      support_credentials = true
    }
  }
}

Debug Output/Panic Output

╷
│ Error: updating Linux Function App: (Site Name "askedith-function-app" / Resource Group "askedith-resource-group"): web.AppsClient#CreateOrUpdate: Failure sending request: StatusCode=0 -- Original Error: autorest/azure: Service returned an error. Status=<nil> <nil>
│ 
│   with module.askedith_production.azurerm_linux_function_app.askedith_function_app,
│   on askedith/5_functions.tf line 17, in resource "azurerm_linux_function_app" "askedith_function_app":
│   17: resource "azurerm_linux_function_app" "askedith_function_app" {
│ 
│ updating Linux Function App: (Site Name "askedith-function-app" / Resource Group "askedith-resource-group"): web.AppsClient#CreateOrUpdate: Failure sending request: StatusCode=0 -- Original Error:
│ autorest/azure: Service returned an error. Status=<nil> <nil>

Expected Behaviour

Expect setting support_credentials = true to work

Actual Behaviour

Doesn't work with a mysterious nil error message.

Steps to Reproduce

terraform apply

Important Factoids

No response

References

No response

[jrdzha]

Turns out the issue is that setting support_credentials = true is not supported when allowed_origins = ["*"]. Either way, this issue shouldn't throw a nil error.

[github-actions]

I'm going to lock this issue because it has been closed for 30 days ⏳. This helps our maintainers find and focus on the active issues.
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