The Azure Container Service Engine (acs-engine) generates ARM (Azure Resource Manager) templates for Docker enabled clusters on Microsoft Azure with your choice of DC/OS, Kubernetes, Swarm Mode, or Swarm orchestrators. This template is generated using ACS Engine and will install a Docker Swarm Mode cluster.

For more details refer to ACS Engine:

https://github.com/Azure/acs-engine/blob/master/docs/swarmmode.md