loopback and mongodb

[y12studio]

src

• strongloop/loopback
• deployd/deployd

ref

• StrongLoop | A Brief History of Mobile Backend-as-a-Service (mBaaS)
• MongoDB Hosting & Monitoring by MongoLab

[y12studio]

loopback in Docker

y12io/projects/dockerfile/loopback-example.df at master · y12studio/y12io

$ wget https://raw.githubusercontent.com/y12studio/y12io/master/projects/dockerfile/loopback-example.df
$ cat /loopback-example.df
$ sudo docker.io build -t="test/lbex" - < loopback-example.df
// or sudo docker.io build -t="test/lbex" dockerfile_github_raw_url
$ sudo docker.io run -d -p 3000:3000 test/lbex
257e6d0a07672470451ae4a385574abcc2fbdd54bf83c77148086c533c81b4ee
lin@ubuntu73:~/docker$ sudo docker.io ps
CONTAINER ID   IMAGE  COMMAND    CREATED    STATUS      PORTS                     NAMES
257e6d0a0767        test/lbex:latest    /bin/sh -c cd /root/   5 seconds ago       Up 5 seconds        0.0.0.0:3000->3000/tcp    stoic_albattani
$ curl http://localhost:3000/

[y12studio]

loopback hello

LoopBack

Creating a LoopBack application - StrongLoop - Documentation

$ sudo apt-get install npm
// http://stackoverflow.com/questions/20886217/browserify-error-usr-bin-env-node-no-such-file-or-directory
$ sudo apt-get install nodejs-legacy
$ sudo npm install -g strong-cli
$ slc lb project lb-hello
$ tree -L 2 lb-hello
lb-hello
├── app.js
├── app.json
├── datasources.json
├── models
├── models.json
├── node_modules
│   ├── loopback
│   ├── loopback-datasource-juggler
│   ├── loopback-explorer
│   └── loopback-push-notification
└── package.json

6 directories, 5 files
$ cd lb-hello      
$ slc lb model person -i
// first last
$ node .
// browser to http://localhost:3000/explorer
// PUT new person
// Request http://192.168.2.73:3000/api/people
  {
    "id": 1,
    "first": "Lin",
    "last": "None"
  }    

[y12studio]

Docker lb-hello

y12io/projects/loopback-hello at master · y12studio/y12io

$ git clone https://github.com/y12studio/y12io
$ cd y12io/projects/loopback-hello/
$ sudo docker.io build -t="text/lbho" .
$ sudo docker.io run -d -p 80:3000 test/lbho
$ curl http://localhost/

[y12studio]

mongodb and app in the same container

y12io/projects/lbho-mongodb at master · y12studio/y12io

// start a mongo container to test 
$ sudo docker.io run -d -p 27017:27017 robinvdvleuten/mongo
$ sudo docker.io ps
CONTAINER ID        IMAGE                         COMMAND             CREATED             STATUS              PORTS                      NAMES
deaf1f7d0b4e        robinvdvleuten/mongo:latest   usr/bin/mongod      20 seconds ago      Up 19 seconds       0.0.0.0:27017->27017/tcp   clever_mccarthy
$ mongo
MongoDB shell version: 2.4.9
connecting to: test
Welcome to the MongoDB shell.
$ git clone https://github.com/y12studio/y12io
$ cd y12io/projects/lbho-mongodb/
//  mongodb://devUser:devPassword@127.0.0.1:27017/devDB
$ mongo devDB mongo_adduser.js
MongoDB shell version: 2.4.9
connecting to: devDB
{
        "_id" : ObjectId("5359e357d11083596fe6b045"),
        "user" : "devUser",
        "readOnly" : true,
        "pwd" : "16f4876802b759bfa69ef124a13d2cc0"
}
$ node .

build docker image

$ sudo docker.io build -t="test/lbho-mongo" .
$ sudo docker.io run -t -i test/lbho-mongo /bin/bash
$ /start.sh
// check start.sh ok then exit
$ sudo docker.io run -d -p 80:3000 test/lbho-mongo
$ curl http://localhost/explorer/

loopback's app and mongodb in same container.

two containers case

y12io/projects/lbho-mongo2 at master · y12studio/y12io

[y12studio]

online mongolab

y12io/projects/lbho-mongolib at master · y12studio/y12io MongoDB Hosting: Database-as-a-Service by MongoLab

$ git clone https://github.com/y12studio/y12io
$ cd y12io/projects/lbho-mongolib
$ cat  datasources.json
[...]
"mongodb": {
   "defaultForType": "mongodb",
   "connector": "loopback-connector-mongodb",
   "url": "mongodb://myuser:mypass@ds1234.mongolab.com:28017/mydb"
}
[...]
$ sudo docker.io build -t="test/lbmo3" .
$ sudo docker.io run -d -p 80:3000 test/lbmo3 /start.sh mongodb://myuser:mypass@ds1234.mongolab.com:28017/mydb

put new person to http://localhost/explorer/ mongolab console

db.person.stats() Raw Output
{
  "serverUsed": "xxx.mongolab.com/10.1.1.1:21111",
  "ns": "xxxdb.person",
  "count": 1,
  "size": 88,
  "avgObjSize": 88,
  "storageSize": 8192,
  "numExtents": 1,
  "nindexes": 1,
  "lastExtentSize": 8192,
  "paddingFactor": 1,
  "systemFlags": 1,
  "userFlags": 0,
  "totalIndexSize": 8176,
  "indexSizes": {
    "_id_": 8176
  },
  "ok": 1
}