ungleich-tools/ceph-osd-activate-all

#!/bin/sh
# Nico Schottelius, 2018-02-20
# Copyright ungleich glarus ag

set -e
set -x

tmpdir=$(mktemp -d)

for dev in $(fdisk -l | awk '$6 ~/Ceph OSD/ { print $1 }'); do
    mount "$dev" "$tmpdir"
    id=$(cat "${tmpdir}/whoami")

    # Chown the dev device to be accessible for ceph
    chown ceph:ceph "${tmpdir}/block"

    umount "$dev"

    dir="/var/lib/ceph/osd/ceph-$id"
    mkdir -p "$dir"
    mount "$dev" "$dir"

    /etc/init.d/ceph start "osd.$id"
done