create_vms.sh

#!/bin/bash

# Creates (6) VirtualBox VMs

set -e

vms=("manager1", "manager2", "manager3", "worker1" "worker2" "worker3")

for vm in ${vms[@]}
do
  docker-machine create \
    --driver vmwarevsphere --vmwarevsphere-vcenter=192.168.254.60 --vmwarevsphere-username=root --vmwarevsphere-password=pass \
    --vmwarevsphere-memory-size "1024" \
    --vmwarevsphere-cpu-count "1" \
    --vmwarevsphere-disk-size "20000" \
    --engine-label purpose=backend \
    ${vm}
done

docker-machine ls

echo "Script completed..."

Create_swarm.sh

#!/bin/sh

# Creates Docker swarm using (6) VirtualBox VMs

set -e

vms=( "manager1" "manager2" "manager3"
      "worker1" "worker2" "worker3" )

SWARM_MANAGER_IP=$(docker-machine ip manager1)
echo ${SWARM_MANAGER_IP}

docker-machine ssh manager1 \
  "docker swarm init \
  --advertise-addr ${SWARM_MANAGER_IP}"

docker-machine env manager1
eval $(docker-machine env manager1)

MANAGER_SWARM_JOIN=$(docker-machine ssh ${vms[0]} "docker swarm join-token manager")
MANAGER_SWARM_JOIN=$(echo ${MANAGER_SWARM_JOIN} | grep -E "(docker).*(2377)" -o)
MANAGER_SWARM_JOIN=$(echo ${MANAGER_SWARM_JOIN//\\/''})
echo ${MANAGER_SWARM_JOIN}

# two other manager nodes
for vm in ${vms[@]:1:2}
do
  docker-machine ssh ${vm} ${MANAGER_SWARM_JOIN}
done

WORKER_SWARM_JOIN=$(docker-machine ssh manager1 "docker swarm join-token worker")
WORKER_SWARM_JOIN=$(echo ${WORKER_SWARM_JOIN} | grep -E "(docker).*(2377)" -o)
WORKER_SWARM_JOIN=$(echo ${WORKER_SWARM_JOIN//\\/''})
echo ${WORKER_SWARM_JOIN}

# three worker nodes
for vm in ${vms[@]:3:3}
do
  docker-machine ssh ${vm} ${WORKER_SWARM_JOIN}
done

docker node ls

echo "Script completed..."




docker service create \
  -d --name swarm-visualizer \
  --publish 5001:8080/tcp \
  --constraint node.role==manager \
  --mode global \
  --mount type=bind,src=/var/run/docker.sock,dst=/var/run/docker.sock  \
  dockersamples/visualizer:latest