Feature - Integrate System API to view logs in UI

server/api/system/index.js

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+'use strict';
+
+var express = require('express');
+var controller = require('./system.controller');
+
+var router = express.Router();
+
+router.get('/logs/server', controller.serverLogs);
+router.get('/logs/api', controller.apiLogs);
+
+module.exports = router;

server/api/system/index.spec.js

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+'use strict';
+
+/* globals sinon, describe, expect, it */
+
+var proxyquire = require('proxyquire').noPreserveCache();
+
+var systemCtrlStub = {
+  serverLogs: 'systemCtrl.serverLogs',
+  apiLogs: 'systemCtrl.apiLogs'
+};
+
+var routerStub = {
+  get: sinon.spy(),
+  serverLogs: sinon.spy(),
+  apiLogs: sinon.spy()
+};
+
+// require the index with our stubbed out modules
+var systemIndex = proxyquire('./index.js', {
+  express: {
+    Router() {
+      return routerStub;
+    }
+  },
+  './system.controller': systemCtrlStub
+});
+
+describe('System API Router:', function() {
+  it('should return an express router instance', function() {
+    expect(systemIndex).to.equal(routerStub);
+  });
+
+  describe('GET /api/system/logs/server', function() {
+    it('should route to system.controller.serverLogs', function() {
+      expect(routerStub.get
+        .withArgs('/logs/server', 'systemCtrl.serverLogs')
+      ).to.have.been.calledOnce;
+    });
+  });
+
+  describe('GET /api/system/logs/api', function() {
+    it('should route to system.controller.apiLogs', function() {
+      expect(routerStub.get
+        .withArgs('/logs/api', 'systemCtrl.apiLogs')
+      ).to.have.been.calledOnce;
+    });
+  });
+
+});

server/api/system/system.controller.js

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+/**
+ * Using Rails-like standard naming convention for endpoints.
+ * GET     /api/system              ->  index
+ * POST    /api/system              ->  create
+ * GET     /api/system/:id          ->  show
+ * PUT     /api/system/:id          ->  upsert
+ * PATCH   /api/system/:id          ->  patch
+ * DELETE  /api/system/:id          ->  destroy
+ */
+
+'use strict';
+
+import jsonpatch from 'fast-json-patch';
+import config from '../../config/environment';
+
+function respondWithResult(res, statusCode) {
+  statusCode = statusCode || 200;
+  return function(entity) {
+    if(entity) {
+      return res.status(statusCode).json(entity);
+    }
+    return null;
+  };
+}
+
+function patchUpdates(patches) {
+  return function(entity) {
+    try {
+      // eslint-disable-next-line prefer-reflect
+      jsonpatch.apply(entity, patches, /*validate*/ true);
+    } catch(err) {
+      return Promise.reject(err);
+    }
+
+    return entity.save();
+  };
+}
+
+function removeEntity(res) {
+  return function(entity) {
+    if(entity) {
+      return entity.remove()
+        .then(() => {
+          res.status(204).end();
+        });
+    }
+  };
+}
+
+function handleEntityNotFound(res) {
+  return function(entity) {
+    if(!entity) {
+      res.status(404).end();
+      return null;
+    }
+    return entity;
+  };
+}
+
+function handleError(res, statusCode) {
+  statusCode = statusCode || 500;
+  return function(err) {
+    res.status(statusCode).send(err);
+  };
+}
+
+
+exports.serverLogs = function(req,res){
+
+  const fs = require('fs');
+
+  console.log("Server logs")
+
+  fs.readFile(config.paths.local_server_logfile, function(err, data){
+    if(err)res.status(500).send(err);
+    else res.send(data);
+  })
+
+};
+
+exports.apiLogs = function(req,res){
+
+  const fs = require('fs');
+
+  fs.readFile(config.paths.local_express_server_logfile, function(err, data){
+    if(err)res.status(500).send(err);
+    else res.send(data);
+  })
+
+};

server/api/system/system.events.js

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+/**
+ * System model events
+ */
+
+'use strict';
+
+import {EventEmitter} from 'events';
+var SystemEvents = new EventEmitter();
+
+// Set max event listeners (0 == unlimited)
+SystemEvents.setMaxListeners(0);
+
+// Model events
+var events = {
+  save: 'save',
+  remove: 'remove'
+};
+
+// Register the event emitter to the model events
+function registerEvents(System) {
+  for(var e in events) {
+    let event = events[e];
+    System.post(e, emitEvent(event));
+  }
+}
+
+function emitEvent(event) {
+  return function(doc) {
+    SystemEvents.emit(event + ':' + doc._id, doc);
+    SystemEvents.emit(event, doc);
+  };
+}
+
+export {registerEvents};
+export default SystemEvents;

server/api/system/system.integration.js

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+'use strict';
+
+/* globals describe, expect, it, beforeEach, afterEach */
+
+var app = require('../..');
+import request from 'supertest';
+
+var newSystem;
+
+describe('System API:', function() {
+  describe('GET /api/system/logs/server', function() {
+    var systems;
+
+    beforeEach(function(done) {
+      request(app)
+        .get('/api/system/logs/server')
+        .expect(200)
+        //.expect('Content-Type', /json/)
+        .end((err, res) => {
+          if(err) {
+            return done(err);
+          }
+          systems = res.text;
+          done();
+        });
+    });
+
+    it('should respond with String containing "Express server listening"', function() {
+      expect(systems).to.contain('Express server listening');
+    });
+  });
+
+
+  describe('GET /api/system/logs/api', function() {
+    var systems;
+
+    beforeEach(function(done) {
+      request(app)
+        .get('/api/system/logs/api')
+        .expect(200)
+        //.expect('Content-Type', /json/)
+        .end((err, res) => {
+          if(err) {
+            return done(err);
+          }
+          console.log(JSON.stringify(res));
+          systems = res.text;
+          done();
+        });
+    });
+
+    it('should respond with String', function() {
+      expect(systems).to.contain('/api/system/logs');
+    });
+  });
+
+});