runtime: Add hypervisor proto to support peer pod VMs

This patch adds a protobuf definiton of the remote hypervisor type.

Signed-off-by: Yohei Ueda <yohei@jp.ibm.com>

src/runtime/hack/update-generated-hypervisor-proto.sh

@@ -0,0 +1,11 @@
+#!/bin/bash
+
+set -o errexit -o pipefail -o nounset
+
+cd "$(dirname "${BASH_SOURCE[0]}")/.."
+
+protoc --gogottrpc_out=protocols/hypervisor \
+	--gogottrpc_opt=plugins=ttrpc+fieldpath,paths=source_relative \
+	-Iprotocols/hypervisor \
+	-I../agent/protocols/protos/gogo/protobuf \
+	protocols/hypervisor/hypervisor.proto

src/runtime/protocols/hypervisor/hypervisor.proto

@@ -0,0 +1,43 @@
+syntax = "proto3";
+
+package hypervisor;
+
+service Hypervisor {
+	rpc CreateVM(CreateVMRequest) returns (CreateVMResponse) {}
+	rpc StartVM(StartVMRequest) returns (StartVMResponse) {}
+	rpc StopVM(StopVMRequest) returns (StopVMResponse) {}
+	rpc Version(VersionRequest) returns (VersionResponse) {}
+}
+
+
+message VersionRequest {
+	string version = 1;
+}
+
+message VersionResponse {
+	string version = 1;
+}
+
+message CreateVMRequest {
+	string id = 1;
+	map<string, string> annotations = 2;
+	string networkNamespacePath = 3;
+}
+
+message CreateVMResponse {
+	string agentSocketPath = 1;
+}
+
+message StartVMRequest {
+	string id = 1;
+}
+
+message StartVMResponse {
+}
+
+message StopVMRequest {
+	string id = 1;
+}
+
+message StopVMResponse {
+}