update

app/controllers/application_controller.rb

@@ -5,6 +5,7 @@ class ApplicationController < ActionController::Base
 
   def get_conf
     @config = Hash.new
+    
     output = `cat configure.conf`.split("\n")
     output.each do |t|
       if t.include? "project_path="
@@ -21,6 +22,8 @@ class ApplicationController < ActionController::Base
         @config["host_password"] = t.split("host_password=")[1]
       end
     end
+    
+    
     return @config
   end
 

app/controllers/node_controller.rb

@@ -18,7 +18,6 @@ class NodeController < ApplicationController
     new_node = Node.new	
     new_node.host_name = params[:host_name]
     new_node.host_ip = params[:host_ip]
-    new_node.host_port = params[:host_port]
     new_node.user_name = params[:user_name]
     new_node.user_password = params[:user_password]
     new_node.save

app/views/node/index.html.erb

@@ -51,14 +51,6 @@
                       </div>
                     </div>
                    
-                    <div class="item form-group">
-                      <label class="control-label col-md-3 col-sm-3 col-xs-12" for="number">Host Port <span class="required">*</span>
-                      </label>
-                      <div class="col-md-6 col-sm-6 col-xs-12">
-                        <input type="number" id="number" name="host_port" required="required" data-validate-length-range="4" data-validate-minmax="0,9999" placeholder="0~9999" class="form-control col-md-7 col-xs-12">
-                      </div>
-                    </div>
-                   
                     <div class="item form-group">
                       <label class="control-label col-md-3 col-sm-3 col-xs-12" for="name">User Name <span class="required">*</span>
                       </label>
@@ -114,10 +106,9 @@
                                 <th>#</th>
                                 <th>Host Name</th>
                                 <th>Host IP</th>
-                                <th>Host Port</th>
                                 <th>User Name</th>
-                                <th>User Password</th>
                                 <th>Date</th>
+                            <!--    <th></th>-->
                                 <th></th>
                             </tr>
                         </thead>
@@ -127,10 +118,9 @@
                                 <th scope="row"><%=t.id%></th>
                                 <td><%=t.host_name%></td>
                                 <td><%=t.host_ip%></td>
-                                <td><%=t.host_port%></td>
                                 <td><%=t.user_name%></td>
-                                <td><%=t.user_password%></td>
                                 <td><%=t.created_at%></td>
+                              <!--  <td><i class="fa fa-pencil"></i></td>-->
                                 <td><a href="/node/delete/<%=t.id%>"><i class="fa fa-trash"></i></a></td>
                             </tr>
                             <%end%>

db/migrate/20160920111650_create_nodes.rb

@@ -4,7 +4,6 @@ class CreateNodes < ActiveRecord::Migration
 
       t.string :host_name
       t.string :host_ip
-      t.integer :host_port
       t.string :user_name
       t.string :user_password
       

db/schema.rb

@@ -16,7 +16,6 @@ ActiveRecord::Schema.define(version: 20160920111650) do
   create_table "nodes", force: :cascade do |t|
     t.string   "host_name"
     t.string   "host_ip"
-    t.integer  "host_port"
     t.string   "user_name"
     t.string   "user_password"
     t.datetime "created_at",    null: false