clone repo and repo contain script to install docker and setup newuser inside ec2 instance

• step 1: git clone https://github.com/ankitaj85/docker-swarm-demo.git

• step 2: cd docker-swarm-demo

• step 3: ./docker-install.sh

• step 4: Check docker installation : docker run hello-world

• setp 5: git clone https://github.com/docker/example-voting-app.git

Initializing Docker Swarm

• sudo docker swarm init --advertise-addr ipaddress

Node Command

• sudo docker node ls
• sudo docker swarm leave --force (worker removes itself)
• sudo docker node rm -f id (manager removes the worker)
• docker node ps
• docker node rm id

Get Join token run this command on manager node

• sudo docker swarm join-token worker

First Example:Creating a service

• sudo docker service create --name default-app --replicas 3 -p 80:80 nginx:latest
• sudo docker service ls
• sudo docker service ps <name>
• sudo docker service rm <name>
• sudo docker service scale <name>=5

Second example: Runing vote app

• sudo docker stack deploy --compose-file docker-stack.yml vote
• sudo docker service ls
• sudo docker service ps