Node service

.gitignore

@@ -1,4 +1,5 @@
 __pycache__
 /dist
 /src/funnel/env
-/src/serve_currenttime/target
+/src/serve_currenttime_rust/target
+/src/serve_currenttime/node_modules

src/serve_currenttime/Makefile

@@ -1,2 +1,13 @@
+PROTO_DIR=../protos
+STUBS_DIR=./stubs
+PROTO_FILENAME=serve_currenttime.proto
+
 run:
-	cargo run --bin serve_currenttime
+	@node main.js
+
+proto:
+	@npx grpc_tools_node_protoc \
+		-I$(PROTO_DIR) \
+		--js_out=import_style=commonjs,binary:$(STUBS_DIR) \
+		--grpc_out=grpc_js:$(STUBS_DIR) \
+		$(PROTO_DIR)/$(PROTO_FILENAME)

src/serve_currenttime/main.js

@@ -0,0 +1,27 @@
+const messages = require("./stubs/serve_currenttime_pb");
+const services = require("./stubs/serve_currenttime_grpc_pb");
+const grpc = require("@grpc/grpc-js");
+
+const SERVE_CURRENTTIME_HOST = "localhost";
+const SERVE_CURRENTTIME_PORT = 50000;
+
+function getCurrentTime(call, callback) {
+    var response = new messages.GetCurrentTimeResponse();
+    response.setMessage("Hello " + call.request.getName());
+    callback(null, response);
+}
+
+function main() {
+    console.log(`Starting server on ${SERVE_CURRENTTIME_HOST}:${SERVE_CURRENTTIME_PORT}`);
+    var server = new grpc.Server();
+    server.addService(services.ServeCurrentTimeService, { getCurrentTime: getCurrentTime });
+    server.bindAsync(
+        `${SERVE_CURRENTTIME_HOST}:${SERVE_CURRENTTIME_PORT}`,
+        grpc.ServerCredentials.createInsecure(),
+        () => {
+            server.start();
+        }
+    );
+}
+
+main();

src/serve_currenttime/package.json

@@ -0,0 +1,13 @@
+{
+    "name": "grpc-examples",
+    "version": "0.1.0",
+    "dependencies": {
+        "@grpc/grpc-js": "^1.8.12",
+        "@grpc/proto-loader": "^0.7.5",
+        "async": "^3.2.4",
+        "google-protobuf": "^3.21.2",
+        "grpc-tools": "^1.12.4",
+        "lodash": "^4.17.21",
+        "minimist": "^1.2.8"
+    }
+}

src/serve_currenttime/stubs/serve_currenttime_grpc_pb.js

@@ -0,0 +1,44 @@
+// GENERATED CODE -- DO NOT EDIT!
+
+'use strict';
+var grpc = require('@grpc/grpc-js');
+var serve_currenttime_pb = require('./serve_currenttime_pb.js');
+
+function serialize_serve_currenttime_GetCurrentTimeRequest(arg) {
+  if (!(arg instanceof serve_currenttime_pb.GetCurrentTimeRequest)) {
+    throw new Error('Expected argument of type serve_currenttime.GetCurrentTimeRequest');
+  }
+  return Buffer.from(arg.serializeBinary());
+}
+
+function deserialize_serve_currenttime_GetCurrentTimeRequest(buffer_arg) {
+  return serve_currenttime_pb.GetCurrentTimeRequest.deserializeBinary(new Uint8Array(buffer_arg));
+}
+
+function serialize_serve_currenttime_GetCurrentTimeResponse(arg) {
+  if (!(arg instanceof serve_currenttime_pb.GetCurrentTimeResponse)) {
+    throw new Error('Expected argument of type serve_currenttime.GetCurrentTimeResponse');
+  }
+  return Buffer.from(arg.serializeBinary());
+}
+
+function deserialize_serve_currenttime_GetCurrentTimeResponse(buffer_arg) {
+  return serve_currenttime_pb.GetCurrentTimeResponse.deserializeBinary(new Uint8Array(buffer_arg));
+}
+
+
+var ServeCurrentTimeService = exports.ServeCurrentTimeService = {
+  getCurrentTime: {
+    path: '/serve_currenttime.ServeCurrentTime/GetCurrentTime',
+    requestStream: false,
+    responseStream: false,
+    requestType: serve_currenttime_pb.GetCurrentTimeRequest,
+    responseType: serve_currenttime_pb.GetCurrentTimeResponse,
+    requestSerialize: serialize_serve_currenttime_GetCurrentTimeRequest,
+    requestDeserialize: deserialize_serve_currenttime_GetCurrentTimeRequest,
+    responseSerialize: serialize_serve_currenttime_GetCurrentTimeResponse,
+    responseDeserialize: deserialize_serve_currenttime_GetCurrentTimeResponse,
+  },
+};
+
+exports.ServeCurrentTimeClient = grpc.makeGenericClientConstructor(ServeCurrentTimeService);

src/serve_currenttime/stubs/serve_currenttime_pb.js

@@ -0,0 +1,448 @@
+// source: serve_currenttime.proto
+/**
+ * @fileoverview
+ * @enhanceable
+ * @suppress {missingRequire} reports error on implicit type usages.
+ * @suppress {messageConventions} JS Compiler reports an error if a variable or
+ *     field starts with 'MSG_' and isn't a translatable message.
+ * @public
+ */
+// GENERATED CODE -- DO NOT EDIT!
+/* eslint-disable */
+// @ts-nocheck
+
+var jspb = require('google-protobuf');
+var goog = jspb;
+var global = (function() {
+  if (this) { return this; }
+  if (typeof window !== 'undefined') { return window; }
+  if (typeof global !== 'undefined') { return global; }
+  if (typeof self !== 'undefined') { return self; }
+  return Function('return this')();
+}.call(null));
+
+goog.exportSymbol('proto.serve_currenttime.GetCurrentTimeRequest', null, global);
+goog.exportSymbol('proto.serve_currenttime.GetCurrentTimeResponse', null, global);
+/**
+ * Generated by JsPbCodeGenerator.
+ * @param {Array=} opt_data Optional initial data array, typically from a
+ * server response, or constructed directly in Javascript. The array is used
+ * in place and becomes part of the constructed object. It is not cloned.
+ * If no data is provided, the constructed object will be empty, but still
+ * valid.
+ * @extends {jspb.Message}
+ * @constructor
+ */
+proto.serve_currenttime.GetCurrentTimeRequest = function(opt_data) {
+  jspb.Message.initialize(this, opt_data, 0, -1, null, null);
+};
+goog.inherits(proto.serve_currenttime.GetCurrentTimeRequest, jspb.Message);
+if (goog.DEBUG && !COMPILED) {
+  /**
+   * @public
+   * @override
+   */
+  proto.serve_currenttime.GetCurrentTimeRequest.displayName = 'proto.serve_currenttime.GetCurrentTimeRequest';
+}
+/**
+ * Generated by JsPbCodeGenerator.
+ * @param {Array=} opt_data Optional initial data array, typically from a
+ * server response, or constructed directly in Javascript. The array is used
+ * in place and becomes part of the constructed object. It is not cloned.
+ * If no data is provided, the constructed object will be empty, but still
+ * valid.
+ * @extends {jspb.Message}
+ * @constructor
+ */
+proto.serve_currenttime.GetCurrentTimeResponse = function(opt_data) {
+  jspb.Message.initialize(this, opt_data, 0, -1, null, null);
+};
+goog.inherits(proto.serve_currenttime.GetCurrentTimeResponse, jspb.Message);
+if (goog.DEBUG && !COMPILED) {
+  /**
+   * @public
+   * @override
+   */
+  proto.serve_currenttime.GetCurrentTimeResponse.displayName = 'proto.serve_currenttime.GetCurrentTimeResponse';
+}
+
+
+
+if (jspb.Message.GENERATE_TO_OBJECT) {
+/**
+ * Creates an object representation of this proto.
+ * Field names that are reserved in JavaScript and will be renamed to pb_name.
+ * Optional fields that are not set will be set to undefined.
+ * To access a reserved field use, foo.pb_<name>, eg, foo.pb_default.
+ * For the list of reserved names please see:
+ *     net/proto2/compiler/js/internal/generator.cc#kKeyword.
+ * @param {boolean=} opt_includeInstance Deprecated. whether to include the
+ *     JSPB instance for transitional soy proto support:
+ *     http://goto/soy-param-migration
+ * @return {!Object}
+ */
+proto.serve_currenttime.GetCurrentTimeRequest.prototype.toObject = function(opt_includeInstance) {
+  return proto.serve_currenttime.GetCurrentTimeRequest.toObject(opt_includeInstance, this);
+};
+
+
+/**
+ * Static version of the {@see toObject} method.
+ * @param {boolean|undefined} includeInstance Deprecated. Whether to include
+ *     the JSPB instance for transitional soy proto support:
+ *     http://goto/soy-param-migration
+ * @param {!proto.serve_currenttime.GetCurrentTimeRequest} msg The msg instance to transform.
+ * @return {!Object}
+ * @suppress {unusedLocalVariables} f is only used for nested messages
+ */
+proto.serve_currenttime.GetCurrentTimeRequest.toObject = function(includeInstance, msg) {
+  var f, obj = {
+    timezone: jspb.Message.getFieldWithDefault(msg, 1, "")
+  };
+
+  if (includeInstance) {
+    obj.$jspbMessageInstance = msg;
+  }
+  return obj;
+};
+}
+
+
+/**
+ * Deserializes binary data (in protobuf wire format).
+ * @param {jspb.ByteSource} bytes The bytes to deserialize.
+ * @return {!proto.serve_currenttime.GetCurrentTimeRequest}
+ */
+proto.serve_currenttime.GetCurrentTimeRequest.deserializeBinary = function(bytes) {
+  var reader = new jspb.BinaryReader(bytes);
+  var msg = new proto.serve_currenttime.GetCurrentTimeRequest;
+  return proto.serve_currenttime.GetCurrentTimeRequest.deserializeBinaryFromReader(msg, reader);
+};
+
+
+/**
+ * Deserializes binary data (in protobuf wire format) from the
+ * given reader into the given message object.
+ * @param {!proto.serve_currenttime.GetCurrentTimeRequest} msg The message object to deserialize into.
+ * @param {!jspb.BinaryReader} reader The BinaryReader to use.
+ * @return {!proto.serve_currenttime.GetCurrentTimeRequest}
+ */
+proto.serve_currenttime.GetCurrentTimeRequest.deserializeBinaryFromReader = function(msg, reader) {
+  while (reader.nextField()) {
+    if (reader.isEndGroup()) {
+      break;
+    }
+    var field = reader.getFieldNumber();
+    switch (field) {
+    case 1:
+      var value = /** @type {string} */ (reader.readString());
+      msg.setTimezone(value);
+      break;
+    default:
+      reader.skipField();
+      break;
+    }
+  }
+  return msg;
+};
+
+
+/**
+ * Serializes the message to binary data (in protobuf wire format).
+ * @return {!Uint8Array}
+ */
+proto.serve_currenttime.GetCurrentTimeRequest.prototype.serializeBinary = function() {
+  var writer = new jspb.BinaryWriter();
+  proto.serve_currenttime.GetCurrentTimeRequest.serializeBinaryToWriter(this, writer);
+  return writer.getResultBuffer();
+};
+
+
+/**
+ * Serializes the given message to binary data (in protobuf wire
+ * format), writing to the given BinaryWriter.
+ * @param {!proto.serve_currenttime.GetCurrentTimeRequest} message
+ * @param {!jspb.BinaryWriter} writer
+ * @suppress {unusedLocalVariables} f is only used for nested messages
+ */
+proto.serve_currenttime.GetCurrentTimeRequest.serializeBinaryToWriter = function(message, writer) {
+  var f = undefined;
+  f = message.getTimezone();
+  if (f.length > 0) {
+    writer.writeString(
+      1,
+      f
+    );
+  }
+};
+
+
+/**
+ * optional string timezone = 1;
+ * @return {string}
+ */
+proto.serve_currenttime.GetCurrentTimeRequest.prototype.getTimezone = function() {
+  return /** @type {string} */ (jspb.Message.getFieldWithDefault(this, 1, ""));
+};
+
+
+/**
+ * @param {string} value
+ * @return {!proto.serve_currenttime.GetCurrentTimeRequest} returns this
+ */
+proto.serve_currenttime.GetCurrentTimeRequest.prototype.setTimezone = function(value) {
+  return jspb.Message.setProto3StringField(this, 1, value);
+};
+
+
+
+
+
+if (jspb.Message.GENERATE_TO_OBJECT) {
+/**
+ * Creates an object representation of this proto.
+ * Field names that are reserved in JavaScript and will be renamed to pb_name.
+ * Optional fields that are not set will be set to undefined.
+ * To access a reserved field use, foo.pb_<name>, eg, foo.pb_default.
+ * For the list of reserved names please see:
+ *     net/proto2/compiler/js/internal/generator.cc#kKeyword.
+ * @param {boolean=} opt_includeInstance Deprecated. whether to include the
+ *     JSPB instance for transitional soy proto support:
+ *     http://goto/soy-param-migration
+ * @return {!Object}
+ */
+proto.serve_currenttime.GetCurrentTimeResponse.prototype.toObject = function(opt_includeInstance) {
+  return proto.serve_currenttime.GetCurrentTimeResponse.toObject(opt_includeInstance, this);
+};
+
+
+/**
+ * Static version of the {@see toObject} method.
+ * @param {boolean|undefined} includeInstance Deprecated. Whether to include
+ *     the JSPB instance for transitional soy proto support:
+ *     http://goto/soy-param-migration
+ * @param {!proto.serve_currenttime.GetCurrentTimeResponse} msg The msg instance to transform.
+ * @return {!Object}
+ * @suppress {unusedLocalVariables} f is only used for nested messages
+ */
+proto.serve_currenttime.GetCurrentTimeResponse.toObject = function(includeInstance, msg) {
+  var f, obj = {
+    hours: jspb.Message.getFieldWithDefault(msg, 1, 0),
+    minutes: jspb.Message.getFieldWithDefault(msg, 2, 0),
+    seconds: jspb.Message.getFieldWithDefault(msg, 3, 0),
+    milliseconds: jspb.Message.getFieldWithDefault(msg, 4, 0),
+    formattedTime: jspb.Message.getFieldWithDefault(msg, 5, "")
+  };
+
+  if (includeInstance) {
+    obj.$jspbMessageInstance = msg;
+  }
+  return obj;
+};
+}
+
+
+/**
+ * Deserializes binary data (in protobuf wire format).
+ * @param {jspb.ByteSource} bytes The bytes to deserialize.
+ * @return {!proto.serve_currenttime.GetCurrentTimeResponse}
+ */
+proto.serve_currenttime.GetCurrentTimeResponse.deserializeBinary = function(bytes) {
+  var reader = new jspb.BinaryReader(bytes);
+  var msg = new proto.serve_currenttime.GetCurrentTimeResponse;
+  return proto.serve_currenttime.GetCurrentTimeResponse.deserializeBinaryFromReader(msg, reader);
+};
+
+
+/**
+ * Deserializes binary data (in protobuf wire format) from the
+ * given reader into the given message object.
+ * @param {!proto.serve_currenttime.GetCurrentTimeResponse} msg The message object to deserialize into.
+ * @param {!jspb.BinaryReader} reader The BinaryReader to use.
+ * @return {!proto.serve_currenttime.GetCurrentTimeResponse}
+ */
+proto.serve_currenttime.GetCurrentTimeResponse.deserializeBinaryFromReader = function(msg, reader) {
+  while (reader.nextField()) {
+    if (reader.isEndGroup()) {
+      break;
+    }
+    var field = reader.getFieldNumber();
+    switch (field) {
+    case 1:
+      var value = /** @type {number} */ (reader.readUint32());
+      msg.setHours(value);
+      break;
+    case 2:
+      var value = /** @type {number} */ (reader.readUint32());
+      msg.setMinutes(value);
+      break;
+    case 3:
+      var value = /** @type {number} */ (reader.readUint32());
+      msg.setSeconds(value);
+      break;
+    case 4:
+      var value = /** @type {number} */ (reader.readUint32());
+      msg.setMilliseconds(value);
+      break;
+    case 5:
+      var value = /** @type {string} */ (reader.readString());
+      msg.setFormattedTime(value);
+      break;
+    default:
+      reader.skipField();
+      break;
+    }
+  }
+  return msg;
+};
+
+
+/**
+ * Serializes the message to binary data (in protobuf wire format).
+ * @return {!Uint8Array}
+ */
+proto.serve_currenttime.GetCurrentTimeResponse.prototype.serializeBinary = function() {
+  var writer = new jspb.BinaryWriter();
+  proto.serve_currenttime.GetCurrentTimeResponse.serializeBinaryToWriter(this, writer);
+  return writer.getResultBuffer();
+};
+
+
+/**
+ * Serializes the given message to binary data (in protobuf wire
+ * format), writing to the given BinaryWriter.
+ * @param {!proto.serve_currenttime.GetCurrentTimeResponse} message
+ * @param {!jspb.BinaryWriter} writer
+ * @suppress {unusedLocalVariables} f is only used for nested messages
+ */
+proto.serve_currenttime.GetCurrentTimeResponse.serializeBinaryToWriter = function(message, writer) {
+  var f = undefined;
+  f = message.getHours();
+  if (f !== 0) {
+    writer.writeUint32(
+      1,
+      f
+    );
+  }
+  f = message.getMinutes();
+  if (f !== 0) {
+    writer.writeUint32(
+      2,
+      f
+    );
+  }
+  f = message.getSeconds();
+  if (f !== 0) {
+    writer.writeUint32(
+      3,
+      f
+    );
+  }
+  f = message.getMilliseconds();
+  if (f !== 0) {
+    writer.writeUint32(
+      4,
+      f
+    );
+  }
+  f = message.getFormattedTime();
+  if (f.length > 0) {
+    writer.writeString(
+      5,
+      f
+    );
+  }
+};
+
+
+/**
+ * optional uint32 hours = 1;
+ * @return {number}
+ */
+proto.serve_currenttime.GetCurrentTimeResponse.prototype.getHours = function() {
+  return /** @type {number} */ (jspb.Message.getFieldWithDefault(this, 1, 0));
+};
+
+
+/**
+ * @param {number} value
+ * @return {!proto.serve_currenttime.GetCurrentTimeResponse} returns this
+ */
+proto.serve_currenttime.GetCurrentTimeResponse.prototype.setHours = function(value) {
+  return jspb.Message.setProto3IntField(this, 1, value);
+};
+
+
+/**
+ * optional uint32 minutes = 2;
+ * @return {number}
+ */
+proto.serve_currenttime.GetCurrentTimeResponse.prototype.getMinutes = function() {
+  return /** @type {number} */ (jspb.Message.getFieldWithDefault(this, 2, 0));
+};
+
+
+/**
+ * @param {number} value
+ * @return {!proto.serve_currenttime.GetCurrentTimeResponse} returns this
+ */
+proto.serve_currenttime.GetCurrentTimeResponse.prototype.setMinutes = function(value) {
+  return jspb.Message.setProto3IntField(this, 2, value);
+};
+
+
+/**
+ * optional uint32 seconds = 3;
+ * @return {number}
+ */
+proto.serve_currenttime.GetCurrentTimeResponse.prototype.getSeconds = function() {
+  return /** @type {number} */ (jspb.Message.getFieldWithDefault(this, 3, 0));
+};
+
+
+/**
+ * @param {number} value
+ * @return {!proto.serve_currenttime.GetCurrentTimeResponse} returns this
+ */
+proto.serve_currenttime.GetCurrentTimeResponse.prototype.setSeconds = function(value) {
+  return jspb.Message.setProto3IntField(this, 3, value);
+};
+
+
+/**
+ * optional uint32 milliseconds = 4;
+ * @return {number}
+ */
+proto.serve_currenttime.GetCurrentTimeResponse.prototype.getMilliseconds = function() {
+  return /** @type {number} */ (jspb.Message.getFieldWithDefault(this, 4, 0));
+};
+
+
+/**
+ * @param {number} value
+ * @return {!proto.serve_currenttime.GetCurrentTimeResponse} returns this
+ */
+proto.serve_currenttime.GetCurrentTimeResponse.prototype.setMilliseconds = function(value) {
+  return jspb.Message.setProto3IntField(this, 4, value);
+};
+
+
+/**
+ * optional string formatted_time = 5;
+ * @return {string}
+ */
+proto.serve_currenttime.GetCurrentTimeResponse.prototype.getFormattedTime = function() {
+  return /** @type {string} */ (jspb.Message.getFieldWithDefault(this, 5, ""));
+};
+
+
+/**
+ * @param {string} value
+ * @return {!proto.serve_currenttime.GetCurrentTimeResponse} returns this
+ */
+proto.serve_currenttime.GetCurrentTimeResponse.prototype.setFormattedTime = function(value) {
+  return jspb.Message.setProto3StringField(this, 5, value);
+};
+
+
+goog.object.extend(exports, proto.serve_currenttime);

src/serve_currenttime_rust/Makefile

@@ -0,0 +1,2 @@
+run:
+	cargo run --bin serve_currenttime