#!/bin/bash
# Credit: https://callistaenterprise.se/blogg/teknik/2017/12/18/docker-in-swarm-mode-on-docker-in-docker/
# https://hub.docker.com/_/docker?tab=tags
# https://www.blog.labouardy.com/docker-swarm-networking-and-dynamic-reverse-proxy/

SWARM_ENABLED=true
DOCKER_VERSION=18.06.3-ce-dind
NUM_WORKERS=3

if [ ${SWARM_ENABLED} == "false" ]
  then
    docker swarm init
fi

SWARM_TOKEN=$(docker swarm join-token -q worker)
echo $SWARM_TOKEN

SWARM_MASTER_IP=$(docker info | grep -w 'Node Address' | awk '{print $3}')
echo $SWARM_MASTER_IP

for i in $(seq "${NUM_WORKERS}"); do
	docker run -d --privileged --name worker-${i} --hostname=worker-${i} -p ${i}2375:2375 docker:${DOCKER_VERSION}
	docker --host=localhost:${i}2375 swarm join --token ${SWARM_TOKEN} ${SWARM_MASTER_IP}:2377
done

sleep 10

docker network create --driver overlay docknet

docker service create \
  --detach=true \
  --name=viz \
  --publish=8000:8080/tcp \
  --constraint=node.role==manager \
  --network docknet \
  --mount=type=bind,src=/var/run/docker.sock,dst=/var/run/docker.sock \
  dockersamples/visualizer
  
docker service create \
  --name swarm-viz \
  --constraint=node.role==manager \
  -p 3001:3000 \
  --network docknet \
  --mount=type=bind,src=/var/run/docker.sock,dst=/var/run/docker.sock \
  mikesir87/swarm-viz
  
docker service create \
  --constraint node.role==manager \
  --replicas 1 \
  --constraint=node.role==manager \
  --name dvizz -p 3002:6969 \
  --mount type=bind,source=/var/run/docker.sock,target=/var/run/docker.sock \
  --network docknet \
  liske/dvizz
  
docker service create \
  --name quotes-service \
  --detach=true -p 8080:8080 \
  --network docknet \
  magnuslarsson/quotes:go-22