ceph-ansible/roles/ceph-defaults/templates/restart_rbd_mirror_daemon.sh.j2

#!/bin/bash

RETRIES="{{ handler_health_rbd_mirror_check_retries }}"
DELAY="{{ handler_health_rbd_mirror_check_delay }}"
RBD_MIRROR_NAME="{{ ansible_hostname }}"
{% if ceph_release_num[ceph_release] < ceph_release_num['luminous'] %}
SOCKET=/var/run/ceph/{{ cluster }}-client.admin.asok
{% else %}
SOCKET=/var/run/ceph/{{ cluster }}-client.rbd-mirror.${RBD_MIRROR_NAME}.asok
{% endif %}
{% if containerized_deployment %}
DOCKER_EXEC="docker exec ceph-rbd-mirror-{{ ansible_hostname }}"
{% endif %}

# First, restart the daemon
systemctl restart ceph-rbd-mirror@rbd-mirror.${RBD_MIRROR_NAME}

COUNT=10
# Wait and ensure the socket exists after restarting the daemon
while [ $RETRIES -ne 0 ]; do
  $DOCKER_EXEC test -S $SOCKET && exit 0
  sleep $DELAY
  let RETRIES=RETRIES-1
done
# If we reach this point, it means the socket is not present.
echo "Socket file ${SOCKET} could not be found, which means rbd mirror is not running."
exit 1