Updating protobuf file to v1.9.0-protofile (#9277)

* Updated subtree from https://github.com/azure/azure-functions-language-worker-protobuf. Tag: v1.9.0-protofile

Author: satvu

release_notes.md

@@ -5,6 +5,7 @@
 -->
 - Update Python Worker Version to [4.14.0](https://github.com/Azure/azure-functions-python-worker/releases/tag/4.14.0)
 - Update Java Worker Version to [2.11.0](https://github.com/Azure/azure-functions-java-worker/releases/tag/2.11.0)
+- Update protobuf to [v1.9.0-protofile](https://github.com/Azure/azure-functions-language-worker-protobuf/releases/tag/v1.9.0-protofile)
 
 **Release sprint:** Sprint 142
 [ [bugs](https://github.com/Azure/azure-functions-host/issues?q=is%3Aissue+milestone%3A%22Functions+Sprint+143%22+label%3Abug+is%3Aclosed) | [features](https://github.com/Azure/azure-functions-host/issues?q=is%3Aissue+milestone%3A%22Functions+Sprint+143%22+label%3Afeature+is%3Aclosed) ]

src/WebJobs.Script.Grpc/azure-functions-language-worker-protobuf/src/proto/FunctionRpc.proto

@@ -337,6 +337,9 @@ message RpcFunctionMetadata {
   // A flag indicating if managed dependency is enabled or not
   bool managed_dependency_enabled = 14;
 
+  // The optional function execution retry strategy to use on invocation failures.
+  RpcRetryOptions retry_options = 15;
+
   // Properties for function metadata
   // They're usually specific to a worker and largely passed along to the controller API for use
   // outside the host
@@ -698,3 +701,30 @@ message ModelBindingData
 message CollectionModelBindingData {
   repeated ModelBindingData model_binding_data = 1;
 }
+
+// Retry policy which the worker sends the host when the worker indexes
+// a function.
+message RpcRetryOptions
+{
+  // The retry strategy to use. Valid values are fixed delay or exponential backoff.
+  enum RetryStrategy
+  {
+      exponential_backoff = 0;
+      fixed_delay = 1;
+  }
+
+  // The maximum number of retries allowed per function execution.
+  //  -1 means to retry indefinitely.
+  int32 max_retry_count = 2;
+
+  // The delay that's used between retries when you're using a fixed delay strategy.
+  google.protobuf.Duration delay_interval = 3;
+
+  // The minimum retry delay when you're using an exponential backoff strategy
+  google.protobuf.Duration minimum_interval = 4;
+
+  // The maximum retry delay when you're using an exponential backoff strategy
+  google.protobuf.Duration maximum_interval = 5;
+
+  RetryStrategy retry_strategy = 6;
+}