use redis

Dockerfile

@@ -1,17 +1,18 @@
 ARG QEMU
 ARG NPM_OPTIONS
-ARG BASE_IMAGE=amd64/debian:stretch-slim
+ARG BASE_IMAGE=amd64/debian:9.5-slim
 FROM ${BASE_IMAGE}
 
 ADD ${QEMU} /usr/bin/${QEMU}
 
 RUN apt-get update && \
-    apt-get install -y \
-    vim \
-    gnupg \
-    curl
+  apt-get install -y \
+  vim \
+  gnupg \
+  iputils-ping \
+  curl
 
-RUN curl -sL https://deb.nodesource.com/setup_9.x | sh
+RUN curl -sL https://deb.nodesource.com/setup_11.x | sh
 RUN apt-get install -y nodejs
 
 RUN mkdir -p /usr/src/app

README.md

@@ -1,9 +1,14 @@
 [ ![appsample](https://travis-ci.org/ffaerber/appsample.svg?branch=master)](https://travis-ci.org/ffaerber/appsample)
 
 # appsample
-this is a koa.js application for testing modern node based microservices.
 
+this is a example api application for testing and learning.
 
 - docker arm https://www.youtube.com/watch?v=nrBYUw1Pz5I
 - docker CI https://blog.hypriot.com/post/setup-simple-ci-pipeline-for-arm-images/
 - testing https://www.valentinog.com/blog/testing-api-koa-jest/
+- test api |
+- create `curl -X POST -H 'Content-Type: application/json' -d '{"id":"123","title":"test","body":"my Article"}' http://localhost:3000/api/v1/articles`
+- update `curl -X PUT -H 'Content-Type: application/json' -d '{"id":"123","title":"test","body":"my New Article"}' http://localhost:3000/api/v1/articles/123`
+- show `curl http://localhost:3000/api/v1/articles/123`
+- delete `curl -X "DELETE" http://localhost:3000/api/v1/articles/123`

docker-compose.yml

@@ -1,33 +1,30 @@
-version: '3.3'
+version: "3.3"
 
 volumes:
   node_modules:
     driver: local
 
-
 services:
-
   # dev-app:
-  #   image: ffaerber/appsample
-  #   # build:
-  #   #   context: .
+  #   # image: ffaerber/appsample
+  #   build:
+  #     context: .
   #   ports:
   #     - "3000:3000"
   #   environment:
-  #     - REDIS_HOST=redis://redis-db
+  #     REDIS_HOST: redis://redis-db
   #   volumes:
   #     - node_modules:/usr/src/app/node_modules
 
-
   test-app:
     build:
       context: .
     command: npm test
     environment:
-      MONGO_HOST: mongodb://mongo-db/test
+      REDIS_HOST: redis://redis-db
     volumes:
       - node_modules:/usr/src/app/node_modules
       - ./:/usr/src/app
 
-  mongo-db:
-    image: mongo
+  redis-db:
+    image: redis

libs/redis.js

@@ -0,0 +1,3 @@
+const Redis = require('ioredis')
+
+module.exports = new Redis(process.env.REDIS_HOST)

middlewares/redis.js

@@ -0,0 +1,7 @@
+const redis = require('../libs/redis')
+
+module.exports = () => async (ctx, next) => {
+  ctx.redis = redis
+  console.log('Redis created')
+  await next()
+}