Intro

Portainer is:

PORTAINER IS AN OPEN-SOURCE LIGHTWEIGHT MANAGEMENT UI WHICH ALLOWS YOU TO EASILY MANAGE YOUR DOCKER HOSTS OR SWARM CLUSTERS

Official Website Definition

In order to manage the dockers where it is running one should pass the following option

sudo docker run -d -p 9000:9000 -v /var/run/docker.sock:/var/run/docker.sock portainer/portainer

Snapshot

Setup

Create the following docker-compose.yml file

version: '2'
services:
  portainer:
    restart: always
    ports:
     - "9000:9000"
    volumes:
     - ./data:/opt/data
     - /var/run/docker.sock:/var/run/docker.sock
    image: "portainer/portainer"

and execute docker-compose up -d

You can then access the interface at: http://localhost:9000

Cheers,
RR