private async Task <IDictionary <string, string> > ValidateFunctionAppPublish(Site functionApp, WorkerRuntime workerRuntime)
{
var result = new Dictionary <string, string>();
// Check version
if (!functionApp.IsLinux)
{
if (functionApp.AzureAppSettings.TryGetValue(Constants.FunctionsExtensionVersion, out string version))
{
// v2 can be either "~2", "beta", or an exact match like "2.0.11961-alpha"
if (!version.Equals("~2") &&
!version.StartsWith("2.0") &&
!version.Equals("beta", StringComparison.OrdinalIgnoreCase))
{
if (Force)
{
result.Add(Constants.FunctionsExtensionVersion, "~2");
}
else
{
throw new CliException("You're trying to publish to a non-v2 function app from v2 tooling.\n" +
"You can pass --force to force update the app to v2, or switch to v1 or v3 tooling for publishing");
}
}
}
}
if (functionApp.AzureAppSettings.TryGetValue(Constants.FunctionsWorkerRuntime, out string workerRuntimeStr))
{
var resolution = $"You can pass --force to update your Azure app with '{workerRuntime}' as a '{Constants.FunctionsWorkerRuntime}'";
try
{
var azureWorkerRuntime = WorkerRuntimeLanguageHelper.NormalizeWorkerRuntime(workerRuntimeStr);
if (azureWorkerRuntime != workerRuntime)
{
if (Force)
{
ColoredConsole.WriteLine(WarningColor($"Setting '{Constants.FunctionsWorkerRuntime}' to '{workerRuntime}' because --force was passed"));
result[Constants.FunctionsWorkerRuntime] = workerRuntime.ToString();
}
else
{
throw new CliException($"Your Azure Function App has '{Constants.FunctionsWorkerRuntime}' set to '{azureWorkerRuntime}' while your local project is set to '{workerRuntime}'.\n"
+ resolution);
}
}
}
catch (ArgumentException) when(Force)
{
result[Constants.FunctionsWorkerRuntime] = workerRuntime.ToString();
}
catch (ArgumentException) when(!Force)
{
throw new CliException($"Your app has an unknown {Constants.FunctionsWorkerRuntime} defined '{workerRuntimeStr}'. Only {WorkerRuntimeLanguageHelper.AvailableWorkersRuntimeString} are supported.\n" +
resolution);
}
}
if (!functionApp.AzureAppSettings.ContainsKey("AzureWebJobsStorage") && functionApp.IsDynamic)
{
throw new CliException($"'{FunctionAppName}' app is missing AzureWebJobsStorage app setting. That setting is required for publishing consumption linux apps.");
}
if (functionApp.IsLinux && !functionApp.IsDynamic && !string.IsNullOrEmpty(functionApp.LinuxFxVersion))
{
// If linuxFxVersion does not match any of our images
if (PublishHelper.IsLinuxFxVersionUsingCustomImage(functionApp.LinuxFxVersion))
{
ColoredConsole.WriteLine($"Your functionapp is using a custom image {functionApp.LinuxFxVersion}.\nAssuming that the image contains the correct framework.\n");
}
// If there the functionapp is our image but does not match the worker runtime image, we either fail or force update
else if (!PublishHelper.IsLinuxFxVersionRuntimeMatched(functionApp.LinuxFxVersion, workerRuntime))
{
if (Force)
{
var updatedSettings = new Dictionary <string, string>
{
[Constants.LinuxFxVersion] = $"DOCKER|{Constants.WorkerRuntimeImages.GetValueOrDefault(workerRuntime).FirstOrDefault()}"
};
var settingsResult = await AzureHelper.UpdateWebSettings(functionApp, updatedSettings, AccessToken, ManagementURL);
if (!settingsResult.IsSuccessful)
{
ColoredConsole.Error
.WriteLine(ErrorColor("Error updating linux image version:"))
.WriteLine(ErrorColor(settingsResult.ErrorResult));
}
}
else
{
throw new CliException($"Your Linux dedicated app has the container image version (LinuxFxVersion) set to {functionApp.LinuxFxVersion} which is not expected for the worker runtime {workerRuntime}. " +
$"To force publish use --force. This will update your app to the expected image for worker runtime {workerRuntime}\n");
}
}
}
// Check if azure-functions-worker exists in requirements.txt for Python function app
if (workerRuntime == WorkerRuntime.python)
{
await PythonHelpers.WarnIfAzureFunctionsWorkerInRequirementsTxt();
}
return(result);
}