get correct ipfs node depending on the config

lib/modules/ipfs/index.js

@@ -13,9 +13,6 @@ class IPFS {
     this.events = embark.events;
     this.buildDir = options.buildDir;
     this.storageConfig = embark.config.storageConfig;
-    this.host = options.host || this.storageConfig.upload.host;
-    this.port = options.port || this.storageConfig.upload.port;
-    this.protocol = options.protocol || this.storageConfig.upload.protocol;
     this.embark = embark;
 
     this.webServerConfig = embark.config.webServerConfig
@@ -83,9 +80,23 @@ class IPFS {
     });
   }
 
+  _getNodeUrl() {
+    if (this.storageConfig.upload.provider === 'ipfs') {
+      let { protocol, host, port } = this.storageConfig.upload.provider;
+      return (protocol || 'http') + '://' + host + ':' + port + '/api/v0/version';
+    }
+
+    for (let connection of this.storageConfig.dappConnection) {
+      if (connection.provider === 'ipfs') {
+        let { protocol, host, port } = connection;
+        return (protocol || 'http') + '://' + host + ':' + port + '/api/v0/version';
+      }
+    }
+  }
+
   _checkService(cb) {
     const self = this;
-    let url = (self.protocol || 'http') + '://' + self.host + ':' + self.port + '/api/v0/version';
+    let url = this._getNodeUrl();
     self.logger.info(`Checking IPFS version on ${url}...`);
     if (self.protocol !== 'https'){
       utils.httpGetJson(url, cb);

lib/modules/storage/index.js

@@ -31,6 +31,7 @@ class Storage {
    * @returns {void}
    */
   addSetProviders() {
+    const self = this;
     // filter list of dapp connections based on available_providers set in config
     let hasSwarm = _.contains(this.storageConfig.available_providers, 'swarm'); // don't need to eval this in every loop iteration
     // contains valid dapp storage providers