carlosonunez · January 2, 2017 18:55
diff --git a/Setting up Docker Swarm on CoreOS b/Setting up Docker Swarm on CoreOS
 1. Create an etcd token; store it in Vault or some other secure location
 2. Create file /etc/systemd/system/docker.service.d/custom.conf with contents:

 [Service]
 Environment="DOCKER_OPTS=-H=0.0.0.0:2376 -H unix:///var/run/docker.sock --cluster-advertise eth1:2376 --cluster-store etcd://127.0.0.1:2379"

 This needs to be done in cloud-init since CoreOS is super bare-bones and "doesn't" contain support for config mgmt out of the box.
	1. Create an etcd token; store it in Vault or some other secure location
	2. Create file /etc/systemd/system/docker.service.d/custom.conf with contents:

	[Service]
	Environment="DOCKER_OPTS=-H=0.0.0.0:2376 -H unix:///var/run/docker.sock --cluster-advertise eth1:2376 --cluster-store etcd://127.0.0.1:2379"

	This needs to be done in cloud-init since CoreOS is super bare-bones and "doesn't" contain support for config mgmt out of the box.