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|
#!/sbin/runscript
DESC="RBD Mapping:"
RBDMAPFILE="/etc/ceph/rbdmap"
extra_started_commands="reload"
depend() {
need localmount net
before netmount
}
start() {
if [ ! -f "${RBDMAPFILE}" ]; then
ewarn "$DESC : No ${RBDMAPFILE} found."
exit 0
fi
RET=0
# Read /etc/ceph/rbdmap to create non-existant mapping
while read DEV PARAMS; do
case "$DEV" in
""|\#*)
continue
;;
*/*)
;;
*)
DEV=rbd/$DEV
;;
esac
ebegin "${DESC} '${DEV}'"
newrbd=""
MAP_RV=""
RET_OP=0
OIFS=$IFS
IFS=','
for PARAM in ${PARAMS[@]}; do
CMDPARAMS="${CMDPARAMS} --$(echo ${PARAM} | tr '=' ' ')"
done
IFS=$OIFS
if [ ! -b /dev/rbd/${DEV} ]; then
MAP_RV=$(rbd map ${DEV} ${CMDPARAMS} 2>&1)
if [ $? -eq 0 ]; then
newrbd="yes"
else
RET=$((${RET}+$?))
RET_OP=1
fi
fi
eend ${RET_OP} "${MAP_RV}"
if [ "$newrbd" ]; then
## Mount new rbd
MNT_RV=""
mount --fake /dev/rbd/${DEV} >>/dev/null 2>&1 \
&& MNT_RV=$(mount -vn /dev/rbd/${DEV} 2>&1)
[ -n "${MNT_RV}" ] && einfo "mount: ${MNT_RV}"
## post-mapping
if [ -x "/etc/ceph/rbd.d/${DEV}" ]; then
einfo "RBD Running post-map hook '/etc/ceph/rbd.d/${DEV}'"
/etc/ceph/rbd.d/${DEV} map "/dev/rbd/${DEV}"
fi
fi
done < ${RBDMAPFILE}
eend ${RET}
}
stop() {
RET=0
## Unmount and unmap all rbd devices
if ls /dev/rbd[0-9]* >/dev/null 2>&1; then
for DEV in /dev/rbd[0-9]*; do
## pre-unmapping
for L in $(find /dev/rbd -type l); do
LL="${L##/dev/rbd/}"
if [ "$(readlink -f $L)" = "${DEV}" ] \
&& [ -x "/etc/ceph/rbd.d/${LL}" ]; then
einfo "RBD pre-unmap: '${DEV}' hook '/etc/ceph/rbd.d/${LL}'"
/etc/ceph/rbd.d/${LL} unmap "$L"
break
fi
done
ebegin "Unmapping RBD device: '${DEV}'"
UMNT_RV=""
UMAP_RV=""
RET_OP=0
MNT=$(findmnt --mtab --source ${DEV} --noheadings | awk '{print $1'})
if [ -n "${MNT}" ]; then
einfo "un-mounting '${MNT}'"
UMNT_RV=$(umount "${MNT}" 2>&1)
fi
if mountpoint -q "${MNT}"; then
## Un-mounting failed.
RET_OP=1
RET=$((${RET}+1))
else
## Un-mapping.
UMAP_RV=$(rbd unmap $DEV 2>&1)
if [ $? -ne 0 ]; then
RET=$((${RET}+$?))
RET_OP=1
fi
fi
eend ${RET_OP} "${UMAP_RV}"
[ -n "${UMNT_RV}" ] && einfo "${UMNT_RV}"
done
fi
eend ${RET}
}
reload() {
start
}
status() {
rbd showmapped
}
|
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