Docker swarm autoscaling using Orbiter PoC

docker-compose.yml

version:             "3.4"

services:
  web:
    image:           nginx
    ports:
      - 80:80
    deploy:
      labels:
        - "orbiter=true"

  orbiter:
    image:           gianarb/orbiter
    command:         /bin/orbiter daemon --debug
    ports:
      - 8000:8000
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock
    deploy:
      placement:
        constraints:
          - node.role == manager
      mode:          replicated
      replicas:      1

# to start stack:
# docker stack deploy -c docker-compose.yml tranque

# to scale up:
# curl -X POST http://localhost:8000/v1/orbiter/handle/autoswarm/tranque_web/up

# to scale down:
# curl -X POST http://localhost:8000/v1/orbiter/handle/autoswarm/tranque_web/down