fix(UniverseMessage / UniverseChannel): better authentication for of messages for channels

package.json

@@ -1,7 +1,7 @@
 {
   "name": "@pushrocks/smartuniverse",
   "version": "1.0.20",
-  "private": false,
+  "private": true,
   "description": "messaging service for your micro services",
   "main": "dist/index.js",
   "typings": "dist/index.d.ts",

ts/smartuniverse.classes.universe.ts

@@ -3,7 +3,7 @@ import * as plugins from './smartuniverse.plugins';
 import { Handler, Route, Server } from 'smartexpress';
 import { UniverseChannel } from './smartuniverse.classes.universechannel';
 import { UniverseMessage } from './smartuniverse.classes.universemessage';
-import { UniverseStore } from './smartuniverse.classes.universestore';
+import { UniverseCache } from './smartuniverse.classes.universecache';
 
 import * as paths from './smartuniverse.paths';
 
@@ -32,7 +32,7 @@ export interface IServerPutMessageRequestBody {
  */
 export class Universe {
   // subinstances
-  public universeStore: UniverseStore;
+  public universeCache: UniverseCache;
 
   // options
   private options: ISmartUniverseConstructorOptions;
@@ -54,7 +54,7 @@ export class Universe {
 
   constructor(optionsArg: ISmartUniverseConstructorOptions) {
     this.options = optionsArg;
-    this.universeStore = new UniverseStore(this.options.messageExpiryInMilliseconds);
+    this.universeCache = new UniverseCache(this.options.messageExpiryInMilliseconds);
   }
 
   /**
@@ -70,10 +70,15 @@ export class Universe {
 
     // message handling
     // adds messages
-    const addMessageHandler = new Handler('PUT', request => {
+    const addMessageHandler = new Handler('PUT', async request => {
       const requestBody: IServerPutMessageRequestBody = request.body;
-      const message = new UniverseMessage(requestBody.message, requestBody.channel, requestBody.passphrase, requestBody.payload);
-      this.universeStore.addMessage(message);
+      const message = new UniverseMessage(
+        requestBody.message,
+        requestBody.channel,
+        requestBody.passphrase,
+        requestBody.payload
+      );
+      this.universeCache.addMessage(message);
       console.log(requestBody);
       return true;
     });
@@ -82,7 +87,7 @@ export class Universe {
     const readMessageHandler = new Handler('GET', request => {
       const done = plugins.smartq.defer<UniverseMessage[]>();
       const requestBody = request.body;
-      const messageObservable = this.universeStore.readMessagesYoungerThan(requestBody.since);
+      const messageObservable = this.universeCache.readMessagesYoungerThan(requestBody.since);
       messageObservable.toArray().subscribe(universeMessageArrayArg => {
         done.resolve(universeMessageArrayArg);
       });

ts/smartuniverse.classes.universecache.ts

@@ -1,5 +1,6 @@
 import * as plugins from './smartuniverse.plugins';
 
+import { UniverseChannel } from './smartuniverse.classes.universechannel';
 import { UniverseMessage } from './smartuniverse.classes.universemessage';
 
 import { Objectmap } from 'lik';
@@ -10,10 +11,25 @@ import { rxjs } from 'smartrx';
 /**
  * universe store handles the creation, storage and retrieval of messages.
  */
-export class UniverseStore {
+export class UniverseCache {
   public standardMessageExpiry: number;
   public destructionTime: number = 60000;
-  public messageStore = new Objectmap<UniverseMessage>();
+
+  /**
+   * stores messages for this instance
+   */
+  public messageCache = new Objectmap<UniverseMessage>();
+
+  /**
+   * stores the channels that are available within the universe
+   */
+  public channelCache = new Objectmap<UniverseChannel>();
+
+  /**
+   * allows messages to be processed in a blacklist mode for further analysis
+   */
+  public blackListChannel = new UniverseChannel(this, 'blacklist', 'nada');
+
   private lastId: number = 0; // stores the last id
 
   constructor(standardMessageExpiryArg: number) {
@@ -25,15 +41,17 @@ export class UniverseStore {
    * @param messageArg
    * @param attachedPayloadArg
    */
-  public addMessage(messageArg: UniverseMessage) {
-    this.messageStore.add(messageArg);
+  public async addMessage(messageArg: UniverseMessage) {
+    messageArg.setUniverseCache(this);
+    UniverseChannel.authorizeAMessageForAChannel(this, messageArg);
+    this.messageCache.add(messageArg);
   }
 
   /**
    * Read a message from the UniverseStore
    */
   public readMessagesYoungerThan(unixTimeArg?: number): Observable<UniverseMessage> {
-    const messageObservable = rxjs.Observable.from(this.messageStore.getArray()).filter(
+    const messageObservable = rxjs.Observable.from(this.messageCache.getArray()).filter(
       messageArg => {
         return messageArg.timestamp.isYoungerThanMilliSeconds(this.destructionTime);
       }

ts/smartuniverse.classes.universechannel.ts

@@ -1,61 +1,62 @@
 import * as plugins from './smartuniverse.plugins';
 
 import { Objectmap } from 'lik';
+import { UniverseCache } from './smartuniverse.classes.universecache';
+import { UniverseMessage } from './smartuniverse.classes.universemessage';
 
 /**
  * enables messages to stay within a certain scope.
  */
 export class UniverseChannel {
-  
   // ======
   // STATIC
   // ======
 
-  /**
-   * stores the channels that are available within the universe
-   */
-  public static channelStore = new Objectmap<UniverseChannel>();
-
-  /**
-   * allows messages to be processed in a blacklist mode for further analysis
-   */
-  public static blackListChannel = new UniverseChannel('blacklist', 'nada');
-
   /**
    * creates new channels
    * @param channelArg the name of the topic
    * @param passphraseArg the secret thats used for a certain topic.
    */
-  public static createChannel (channelNameArg: string, passphraseArg: string) {
-    const newChannel = new UniverseChannel(channelNameArg, passphraseArg);
+  public static createChannel(
+    universeCacheArg: UniverseCache,
+    channelNameArg: string,
+    passphraseArg: string
+  ) {
+    const newChannel = new UniverseChannel(universeCacheArg, channelNameArg, passphraseArg);
     return newChannel;
-  };
+  }
 
   /**
    * returns boolean wether certain channel exists
    */
-  public static async doesChannelExists (channelNameArg: string) {
-    const channel = this.channelStore.find(channelArg => {
+  public static async doesChannelExists(universeCacheArg: UniverseCache, channelNameArg: string) {
+    const channel = universeCacheArg.channelCache.find(channelArg => {
       return channelArg.name === channelNameArg;
     });
-    if(channel) {
+    if (channel) {
       return true;
     } else {
       return false;
     }
   }
 
-  public static authorizeForChannel (channelNameArg: string, passphraseArg: string) {
-    const foundChannel = this.channelStore.find(universeChannel => {
-       const result = universeChannel.authenticate(channelNameArg, passphraseArg);
-       return result;
+  public static authorizeAMessageForAChannel(
+    universeCacheArg: UniverseCache,
+    universeMessageArg: UniverseMessage
+  ) {
+    const foundChannel = universeCacheArg.channelCache.find(universeChannel => {
+      const result = universeChannel.authenticate(universeMessageArg);
+      return result;
     });
-    if(foundChannel) {
+    if (foundChannel) {
+      universeMessageArg.authenticated = true;
+      universeMessageArg.universeChannelList.add(foundChannel);
       return foundChannel;
     } else {
-      return this.blackListChannel;
+      universeMessageArg.authenticated = false;
+      universeMessageArg.universeChannelList.add(universeCacheArg.blackListChannel);
     }
-  };
+  }
 
   // ========
   // INSTANCE
@@ -64,22 +65,25 @@ export class UniverseChannel {
    * the name of the channel
    */
   public name: string;
+  public universeCacheInstance: UniverseCache;
 
   /**
    * the passphrase for the channel
    */
   public passphrase: string;
 
-  constructor(channelNameArg: string, passphraseArg: string) {
+  constructor(universeCacheArg: UniverseCache, channelNameArg: string, passphraseArg: string) {
     this.name = channelNameArg;
     this.passphrase = passphraseArg;
-    UniverseChannel.channelStore.add(this);
   }
 
   /**
    * authenticates a client on the server side
    */
-  public authenticate(channelNameArg: string, passphraseArg: string): boolean {
-    return (this.name === channelNameArg &&  this.passphrase === passphraseArg);
+  public authenticate(universeMessageArg: UniverseMessage): boolean {
+    return (
+      this.name === universeMessageArg.requestedChannelName &&
+      this.passphrase === universeMessageArg.requestedChannelPassphrase
+    );
   }
 }

ts/smartuniverse.classes.universemessage.ts

@@ -1,12 +1,16 @@
 import * as plugins from './smartuniverse.plugins';
 
+import { Objectmap } from 'lik';
+
+
 import { Timer, TimeStamp } from 'smarttime';
-import { UniverseChannel } from './smartuniverse.classes.universechannel';
-import { UniverseStore } from './smartuniverse.classes.universestore';
 import { Universe } from './smartuniverse.classes.universe';
+import { UniverseChannel } from './smartuniverse.classes.universechannel';
+import { UniverseCache } from './smartuniverse.classes.universecache';
 
 /**
  * represents a message within a universe
+ * acts as a container to save message states like authentication status
  */
 export class UniverseMessage {
   /**
@@ -18,13 +22,25 @@ export class UniverseMessage {
   public id: number;
 
   /**
-   * the universe store the message is attached to
+   * the UniverseCache the message is attached to
    */
-  public universeStore: UniverseStore;
+  public universeCache: UniverseCache;
+
+  /**
+   * requestedChannelName
+   */
+  public requestedChannelName: string;
+  public requestedChannelPassphrase: string;
+
   /**
    * enables unprotected grouping of messages for efficiency purposes.
    */
-  public universeChannel: UniverseChannel;
+  public universeChannelList = new Objectmap<UniverseChannel>();
+
+  /**
+   * wether the message is authenticated
+   */
+  public authenticated: boolean = null;
 
   /**
    * time of creation
@@ -47,16 +63,23 @@ export class UniverseMessage {
    * @param messageArg
    * @param attachedPayloadArg
    */
-  constructor(messageArg: string, channelNameArg: string, passphraseArg: string,  attachedPayloadArg: any) {
+  constructor(
+    messageArg: string,
+    requestedChannelNameArg: string,
+    passphraseArg: string,
+    attachedPayloadArg: any
+  ) {
     this.timestamp = new TimeStamp();
     this.message = messageArg;
-    this.universeChannel = UniverseChannel.authorizeForChannel(channelNameArg, passphraseArg); 
+    this.requestedChannelName = requestedChannelNameArg;
+    this.requestedChannelPassphrase = passphraseArg;
     this.attachedPayload = attachedPayloadArg;
+    // prevent memory issues
     this.fallBackDestruction();
   }
 
-  public setUniverseStore(universeStoreArg: UniverseStore) {
-    this.universeStore = universeStoreArg;
+  public setUniverseCache(universeCacheArg: UniverseCache) {
+    this.universeCache = universeCacheArg;
   }
 
   public setDestructionTimer(selfdestructAfterArg: number) {
@@ -64,15 +87,22 @@ export class UniverseMessage {
       this.destructionTimer = new Timer(selfdestructAfterArg);
       this.destructionTimer.start();
 
-      // set up self destruction by removing this from the parent messageStore
+      // set up self destruction by removing this from the parent messageCache
       this.destructionTimer.completed.then(async () => {
-        this.universeStore.messageStore.remove(this);
+        this.universeCache.messageCache.remove(this);
       });
     } else {
       this.fallBackDestruction();
     }
   }
 
+  /**
+   * handles bad messages for further analysis
+   */
+  handleAsBadMessage() {
+    console.log('received a bad message');
+  }
+
   /**
    * prevents memory leaks if channels have no default
    */