Docker swarm lab

Overview

This lab creates a high availability architecture using docker swarm :
a simple Go service that communicates with MongoDB.

Deploy

1. Clone this repository
   $ git clone https://github.com/Nezz7/docker-swarm-lab.git
2. Change the current working directory
   $ cd /docker-swarm-lab
   
3. Create the docker image : server-image
   $ docker build -t server-image .
   
4. Initialize the swarm
   $ docker swarm init
   Don't forget to save the token.
   
5. Deploy the stack to the swarm
   $ docker stack deploy --compose-file docker-compose.yml $SERVICE_NAME
   
6. Check that it’s running
   $ docker stack services $SERVICE_NAME
   

Exposed Ports

Service	Exposed Pot	Internal Port
Server	8080	8080
MongoDB	-	27017

Endpoints

Users

Get all users

http://$SERVER_IP:8080/api/users

Example of response :

[
    {
        "_id": "5fd6314d6dfce4826add769d",
        "age": 18,
        "name": "nezz"
    }
]

User

Post a user

http://$SERVER_IP:8080/api/user

Example of Body :

{
	"name": "nezz",
	"age": 18
	
}