Configuration defaults and better documentation

README.md

@@ -12,15 +12,28 @@ Allows to dig deeper into your application.
 
 * You should have running Spring Boot application with enabled Spring Boot Actuator ```beans``` endpoint.
 
-* You may need to configure Spring Beans Visualized application by modifying constants in ```app.json``` file. Most likely you have to setup your user/password and application host/port, probably Spring Boot Actuator endpoints base path.
+* You may need to configure Spring Beans Visualized application by etting environment variables. Most likely you have to setup your user/password and application host/port, probably Spring Boot Actuator endpoints base path.
 
 * Get dependencies & start _Spring Beans Visualized_ application
 ```
 npm install
+CLIENT_APP_USER=poweruser CLIENT_APP_PASSWORD=password node app.js
 node app.js
 ```
+
 * Browse your application at ```http://localhost:3000```.
 
+
+Environment variables are:
+
+*  SERVICE_PORT 3000
+*  CLIENT_APP_USER default 'admin'
+*  CLIENT_APP_PASSWORD default 'Password1'
+*  CLIENT_APP_SCHEMA default 'http'
+*  CLIENT_APP_HOST default 'localhost'
+*  CLIENT_APP_PORT default '80'
+*  CLIENT_APP_ACTUATOR_BASE_PATH default '/management'
+
 ## Build and run application using Docker
 
 To build and run the application using Docker run next shell commands at project folder:

app.js

@@ -2,14 +2,14 @@ var express = require('express')
 var request = require('request')
 var app = express()
 
-var SERVICE_PORT = process.env.SERVICE_PORT
+var SERVICE_PORT = process.env.SERVICE_PORT || 3000
 
-var USER = process.env.CLIENT_APP_USER
-var PASSWORD = process.env.CLIENT_APP_PASSWORD
-var SCHEMA = process.env.CLIENT_APP_SCHEMA
-var HOST = process.env.CLIENT_APP_HOST
-var PORT = process.env.CLIENT_APP_PORT
-var ACTUATOR_BASE_PATH = process.env.CLIENT_APP_ACTUATOR_BASE_PATH
+var USER = process.env.CLIENT_APP_USER || 'admin'
+var PASSWORD = process.env.CLIENT_APP_PASSWORD || 'Password1'
+var SCHEMA = process.env.CLIENT_APP_SCHEMA || 'http'
+var HOST = process.env.CLIENT_APP_HOST || 'localhost'
+var PORT = process.env.CLIENT_APP_PORT || '80'
+var ACTUATOR_BASE_PATH = process.env.CLIENT_APP_ACTUATOR_BASE_PATH || '/management'
 var BEANS_URL = SCHEMA + '://' + USER + ':' + PASSWORD + '@' + HOST + ':' + PORT + ACTUATOR_BASE_PATH + '/beans'
 
 var time = function() { return new Date().getTime() }

runme

@@ -0,0 +1,4 @@
+#!/bin/bash
+#CLIENT_APP_USER=admin CLIENT_APP_PASSWORD=Password1 CLIENT_APP_HOST=localhost CLIENT_APP_SCHEMA=http CLIENT_APP_PORT=8080 CLIENT_APP_ACTUATOR_BASE_PATH=/management SERVICE_PORT=3000 node app.js
+
+CLIENT_APP_HOST=localhost CLIENT_APP_SCHEMA=http CLIENT_APP_PORT=80 CLIENT_APP_ACTUATOR_BASE_PATH=/. SERVICE_PORT=3000 node app.js