111 lines
3.1 KiB
Bash
Executable file
111 lines
3.1 KiB
Bash
Executable file
#!/bin/sh
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# 17:19, 2018-02-09
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# Nico Schottelius
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# Based on ceph-disk -v prepare --bluestore /dev/sdc --osd-id ${ID} --osd-uuid $(uuidgen) --crush-device-class "ssd"
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# Create:
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# - block -> link to partuuid
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# - block_uuid -e> uuid if the block
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# - ceph_fsid -> get from ceph-conf
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# crush_device_class -> ssd, hdd
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# fsid -> uuidgen!
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# magic -> string "ceph osd volume v026"
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# type -> bluestore
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fsid=$(ceph-conf --cluster=ceph --name=osd. --lookup fsid)
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fs_uuid=$(uuidgen)
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magic="ceph osd volume v026"
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set -x
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set -e
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if [ $# -lt 2 ]; then
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echo "$0 disk class [osdweight]"
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echo "class = hdd or ssd"
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exit 1
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fi
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export DEV=$1;shift
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export CLASS=$1; shift
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uuid_metadata=$(uuidgen)
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uuid_block=$(uuidgen)
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osd_id=$(ceph osd create)
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dev_metadata="/dev/disk/by-partuuid/$uuid_metadata"
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dev_block="/dev/disk/by-partuuid/$uuid_block"
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/sbin/sgdisk --new=0:0:+100M --change-name="0:ceph data" \
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--partition-guid="0:$uuid_metadata" \
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--typecode=0:4fbd7e29-9d25-41b8-afd0-062c0ceff05d \
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--mbrtogpt -- $DEV
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/sbin/udevadm settle --timeout=600
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# Using gdisk --largest-new does not change the name or set guid;
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# So use 2 steps instead
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/sbin/sgdisk --largest-new=0 --mbrtogpt -- $DEV
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/sbin/udevadm settle --timeout=600
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lastpart=$(gdisk -l $DEV | tail -n1 | awk '{ print $1 }')
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/sbin/sgdisk --change-name="${lastpart}:ceph block" \
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--partition-guid="${lastpart}:$uuid_block" \
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--typecode="${lastpart}:cafecafe-9b03-4f30-b4c6-b4b80ceff106" \
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--mbrtogpt -- $DEV
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/sbin/udevadm settle --timeout=600
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/sbin/mkfs -t xfs -f -i size=2048 -- "$dev_metadata"
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mountpath=/var/lib/ceph/osd/ceph-${osd_id}
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mkdir -p "$mountpath"
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mount "$dev_metadata" "$mountpath"
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ln -s $dev_block "$mountpath/block"
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echo "$uuid_block" > "$mountpath/block_uuid"
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echo "$fsid" > "$mountpath/ceph_fsid"
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echo "$magic" > "$mountpath/magic"
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# Not needed (anymore) - using ceph osd crush set-device-class below
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#echo "$CLASS" > "$mountpath/crush_device_class"
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# Important, otherwise --mkfs later will try to create filestore
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echo bluestore > "$mountpath/type"
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ceph auth get-or-create "osd.${osd_id}" osd \
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'allow *' mon 'allow profile osd' > $mountpath/keyring
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echo ${osd_id} > "$mountpath/whoami"
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touch "$mountpath/sysvinit"
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ceph-osd --cluster ceph -i "${osd_id}" --mkfs
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chown -R ceph:ceph "$mountpath"
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if [ $# -eq 1 ]; then
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WEIGHT=$1; shift
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else
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devname=$(readlink -f $dev_block)
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nodev=$(echo $devname | sed 's,/dev/,,')
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WEIGHT=$(lsblk -l -b | awk "/^$nodev/ { print \$4/(1024^4) }")
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fi
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ceph osd crush add osd.${osd_id} ${WEIGHT} host=$(hostname)
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# Ensure previous assigned class is gone
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ceph osd crush rm-device-class osd.${osd_id}
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ceph osd crush set-device-class $CLASS osd.${osd_id}
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echo "$metadata_dev /var/lib/ceph/osd/ceph-${osd_id} xfs noatime 0 0" >> /etc/fstab
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# Starting with monit, if available
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if [ -e /etc/monit ]; then
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/opt/ungleich-tools/monit-ceph-create-start osd.${osd_id}
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else
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/etc/init.d/ceph start osd.${osd_id}
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fi
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#rm "$mountpath/crush_device_class"
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