#mons need a static ip address
#we reserve 10.13.37.0/24 for this
#manually pick a free ip address and place it in a .env file:
#MON_IP=10.13.37.312

version: "3.0"
services:
    ceph_mon:
        container_name: ceph_mon
        image: docker.io/ceph/daemon:latest-nautilus
        #copy hostname of the host to avoid confusion in e.g. `ceph status`
        hostname: ${HOSTNAME}
        environment:
            - MON_IP=${MON_IP}
            - CEPH_PUBLIC_NETWORK=10.13.37.0/23
            - CEPH_CLUSTER_NETWORK=10.13.37.0/23
        volumes:
            - /ceph/mon/var/lib/ceph/:/var/lib/ceph/
            - /ceph/mon/etc/ceph/:/etc/ceph/
        command: mon
        networks:
            ceph:
                ipv4_address: ${MON_IP}
networks:
    ceph:
        external: true