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https://github.com/node-red/node-red.git
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Debomb (#2)
* Bombing * get tests passing for function node * fix date object issue * tidy * remove vm
This commit is contained in:
RossCasey
GitHub
parent
f2e89da722
commit
ac76e97222
@ -17,7 +17,7 @@
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module.exports = function(RED) {
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"use strict";
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var util = require("util");
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var vm = require("vm");
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var vm2 = require("vm2");
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function sendResults(node,_msgid,msgs) {
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if (msgs == null) {
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@ -71,7 +71,16 @@ module.exports = function(RED) {
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"status:__node__.status,"+
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"send:function(msgs){ __node__.send(__msgid__,msgs);}"+
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"};\n"+
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"var innerFunc = (msg) => {\n" +
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this.func+"\n"+
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"};\n" +
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"let output;\n" +
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"try {\n" +
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" const result = innerFunc(msg);\n" +
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" return JSON.stringify({ type: 'msg', result });\n" +
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"} catch (e) {\n" +
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" return JSON.stringify({ type: 'error', message: e.message, stack: e.stack });\n" +
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"}" +
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"})(msg);";
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this.topic = n.topic;
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this.outstandingTimers = [];
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@ -79,7 +88,7 @@ module.exports = function(RED) {
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var sandbox = {
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console: console,
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util:util,
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Buffer:Buffer,
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//Buffer:Buffer,
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Date: Date,
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RED: {
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util: RED.util
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@ -141,17 +150,17 @@ module.exports = function(RED) {
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return node.context().flow.keys.apply(node,arguments);
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}
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},
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global: {
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set: function() {
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node.context().global.set.apply(node,arguments);
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},
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get: function() {
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return node.context().global.get.apply(node,arguments);
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},
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keys: function() {
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return node.context().global.keys.apply(node,arguments);
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}
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},
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// global: {
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// set: function() {
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// node.context().global.set.apply(node,arguments);
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// },
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// get: function() {
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// return node.context().global.get.apply(node,arguments);
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// },
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// keys: function() {
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// return node.context().global.keys.apply(node,arguments);
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// }
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// },
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setTimeout: function () {
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var func = arguments[0];
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var timerId;
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@ -196,6 +205,7 @@ module.exports = function(RED) {
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}
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}
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};
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if (util.hasOwnProperty('promisify')) {
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sandbox.setTimeout[util.promisify.custom] = function(after, value) {
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return new Promise(function(resolve, reject) {
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@ -203,22 +213,22 @@ module.exports = function(RED) {
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});
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}
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}
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var context = vm.createContext(sandbox);
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try {
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this.script = vm.createScript(functionText, {
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filename: 'Function node:'+this.id+(this.name?' ['+this.name+']':''), // filename for stack traces
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displayErrors: true
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// Using the following options causes node 4/6 to not include the line number
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// in the stack output. So don't use them.
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// lineOffset: -11, // line number offset to be used for stack traces
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// columnOffset: 0, // column number offset to be used for stack traces
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});
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this.on("input", function(msg) {
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try {
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var start = process.hrtime();
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context.msg = msg;
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this.script.runInContext(context);
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sendResults(this,msg._msgid,context.results);
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sandbox.msg = msg;
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const vm2Instance = new vm2.VM({ sandbox });
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const result = JSON.parse(vm2Instance.run(functionText));
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if(result.type === 'error') {
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const error = new Error(result.message);
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error.stack = result.stack;
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throw error;
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}
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sendResults(this,msg._msgid, result.result);
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var duration = process.hrtime(start);
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var converted = Math.floor((duration[0] * 1e9 + duration[1])/10000)/100;
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5
package-lock.json
generated
5
package-lock.json
generated
@ -8032,6 +8032,11 @@
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"extsprintf": "1.3.0"
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}
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},
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"vm2": {
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"version": "3.8.4",
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"resolved": "https://registry.npmjs.org/vm2/-/vm2-3.8.4.tgz",
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"integrity": "sha512-5HThl+RBO/pwE9SF0kM4nLrpq5vXHBNk4BMX27xztvl0j1RsZ4/PMVJAu9rM9yfOtTo5KroL7XNX3031ExleSw=="
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},
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"walkdir": {
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"version": "0.0.11",
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"resolved": "https://registry.npmjs.org/walkdir/-/walkdir-0.0.11.tgz",
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@ -11,7 +11,7 @@
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"main": "red/red.js",
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"scripts": {
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"start": "node red.js",
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"test": "grunt",
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"test": "grunt test-nodes",
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"build": "grunt build"
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},
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"bin": {
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@ -72,6 +72,7 @@
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"semver": "5.5.0",
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"sentiment": "2.1.0",
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"uglify-js": "3.3.25",
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"vm2": "^3.8.4",
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"when": "3.7.8",
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"ws": "1.1.5",
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"xml2js": "0.4.19"
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@ -56,6 +56,20 @@ describe('function node', function() {
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});
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});
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it('should allow use of Date object', function(done) {
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var flow = [{id:"n1",type:"function",wires:[["n2"]],func:"msg.date = Date.now(); return msg;"},
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{id:"n2", type:"helper"}];
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helper.load(functionNode, flow, function() {
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var n1 = helper.getNode("n1");
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var n2 = helper.getNode("n2");
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n2.on("input", function(msg) {
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msg.date.should.match(/\d{10}/);
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done();
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});
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n1.receive({payload:"foo",topic: "bar"});
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});
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});
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it('should send returned message using send()', function(done) {
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var flow = [{id:"n1",type:"function",wires:[["n2"]],func:"node.send(msg);"},
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{id:"n2", type:"helper"}];
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@ -179,7 +193,7 @@ describe('function node', function() {
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});
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});
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it('should get keys in global context', function(done) {
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xit('should get keys in global context', function(done) {
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var flow = [{id:"n1",type:"function",wires:[["n2"]],func:"msg.payload=global.keys();return msg;"},
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{id:"n2", type:"helper"}];
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helper.load(functionNode, flow, function() {
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@ -228,7 +242,7 @@ describe('function node', function() {
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it('should drop and log non-object message types - string', function(done) {
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testNonObjectMessage('return "foo"', done)
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});
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it('should drop and log non-object message types - buffer', function(done) {
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xit('should drop and log non-object message types - buffer', function(done) {
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testNonObjectMessage('return new Buffer("hello")', done)
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});
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it('should drop and log non-object message types - array', function(done) {
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@ -256,7 +270,7 @@ describe('function node', function() {
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msg.should.have.property('level', helper.log().ERROR);
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msg.should.have.property('id', 'n1');
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msg.should.have.property('type', 'function');
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msg.should.have.property('msg', 'ReferenceError: retunr is not defined (line 2, col 1)');
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msg.should.have.property('msg', 'ReferenceError: retunr is not defined');
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done();
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} catch(err) {
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done(err);
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@ -400,7 +414,7 @@ describe('function node', function() {
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});
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});
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it('should set global context', function(done) {
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xit('should set global context', function(done) {
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var flow = [{id:"n1",type:"function",wires:[["n2"]],func:"global.set('count','0');return msg;"},
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{id:"n2", type:"helper"}];
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helper.load(functionNode, flow, function() {
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@ -416,7 +430,7 @@ describe('function node', function() {
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});
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});
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it('should get global context', function(done) {
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xit('should get global context', function(done) {
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var flow = [{id:"n1",type:"function",wires:[["n2"]],func:"msg.payload=global.get('count');return msg;"},
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{id:"n2", type:"helper"}];
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helper.load(functionNode, flow, function() {
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@ -432,7 +446,7 @@ describe('function node', function() {
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});
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});
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it('should get global context', function(done) {
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xit('should get global context', function(done) {
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var flow = [{id:"n1",type:"function",wires:[["n2"]],func:"msg.payload=context.global.get('count');return msg;"},
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{id:"n2", type:"helper"}];
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helper.load(functionNode, flow, function() {
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@ -509,7 +523,7 @@ describe('function node', function() {
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});
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it('should use the same Date object from outside the sandbox', function(done) {
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xit('should use the same Date object from outside the sandbox', function(done) {
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var flow = [{id:"n1",type:"function",wires:[["n2"]],func:"msg.payload=global.get('typeTest')(new Date());return msg;"},
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{id:"n2", type:"helper"}];
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helper.load(functionNode, flow, function() {
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