Merge pull request #61 from philtrep/memcached

Added memcached

Author: philtrep

README.md

@@ -71,6 +71,7 @@ We provide examples of configurations you might use for a specific stack. Each e
 * [MySQL](https://github.com/Osedea/nodock/tree/master/_examples/mysql) - MySQL + Node + NGINX
 * [Mongo](https://github.com/Osedea/nodock/tree/master/_examples/mongo) - MongoDB + Node + NGINX
 * [RabbitMQ](https://github.com/Osedea/nodock/tree/master/_examples/rabbitmq) - RabbitMQ + Node + NGINX
+* [Memcached](https://github.com/Osedea/nodock/tree/master/_examples/memcached) - Memcached + Node + NGINX
 
 <a name="Workspace"></a>
 ## Workspace

_examples/memcached/README.md

@@ -0,0 +1,22 @@
+## Memcached Service
+
+### Setup
+
+Copy the index file in this folder to the project root:
+
+```bash
+cd <project_folder>/
+
+cp nodock/_examples/memcached/index.js .
+cp nodock/_examples/memcached/package.json .
+```
+
+### Usage
+
+```bash
+cd nodock/
+
+docker-compose up -d memcached node nginx
+```
+
+By going to `127.0.0.1` in your browser you should be seeing a message indicating that `node` has successfully connected to `memcached`.

_examples/memcached/index.js

@@ -0,0 +1,16 @@
+var express = require('express');
+var app = express();
+var Memcached = require('memcached');
+
+app.get('/', function(req, res) {
+    var memcached = new Memcached("memcached:11211");
+    memcached.connect('memcached:11211', function( err, conn ){
+        if( err ) {
+            res.send('Could not connect to memcached');
+        } else {
+            res.send('Connected to memcached');
+        }
+    });
+});
+
+app.listen(8000);

_examples/memcached/package.json

@@ -0,0 +1,15 @@
+{
+  "name": "example-memcached-node-docker",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "author": "",
+  "license": "MIT",
+  "dependencies": {
+    "express": "^4.14.0",
+    "memcached": "^2.2.2"
+  }
+}

docker-compose.yml

@@ -82,6 +82,14 @@ services:
         volumes_from:
             - volumes
 
+    memcached:
+        build:
+            context: ./memcached
+        volumes_from:
+            - volumes
+        expose:
+            - "11211"
+
     volumes:
         image: tianon/true
         volumes:

memcached/Dockerfile

@@ -0,0 +1,3 @@
+FROM memcached:1.4
+
+CMD memcached