diff --git a/ceph-osd-create-start b/ceph-osd-create-start new file mode 100755 index 0000000..405b3c2 --- /dev/null +++ b/ceph-osd-create-start @@ -0,0 +1,92 @@ +#!/bin/sh +# 17:19, 2018-02-09 +# Nico Schottelius + +# Based on ceph-disk -v prepare --bluestore /dev/sdc --osd-id ${ID} --osd-uuid $(uuidgen) --crush-device-class "ssd" + +# Create: +# - block -> link to partuuid +# - block_uuid -e> uuid if the block +# - ceph_fsid -> get from ceph-conf +# crush_device_class -> ssd, hdd +# fsid -> uuidgen! +# magic -> string "ceph osd volume v026" +# type -> bluestore + +fsid=$(ceph-conf --cluster=ceph --name=osd. --lookup fsid) +fs_uuid=$(uuidgen) +magic="ceph osd volume v026" + +set -x +set -e + +if [ $# -ne 3 ]; then + echo "$0 disk class osdweight" + echo "class = hdd or ssd" + exit 1 +fi + +export DEV=$1;shift +export CLASS=$1; shift +export WEIGHT=$1; shift + +uuid_metadata=$(uuidgen) +uuid_block=$(uuidgen) + +osd_id=$(ceph osd create) + +dev_metadata="/dev/disk/by-partuuid/$uuid_metadata" +dev_block="/dev/disk/by-partuuid/$uuid_block" + +/sbin/sgdisk --new=0:0:+100M --change-name="0:ceph data" \ + --partition-guid="0:$uuid_metadata" \ + --typecode=0:4fbd7e29-9d25-41b8-afd0-062c0ceff05d \ + --mbrtogpt -- $DEV + +/sbin/udevadm settle --timeout=600 + + +# Using gdisk --largest-new does not change the name or set guid; +# So use 2 steps instead +/sbin/sgdisk --largest-new=0 --mbrtogpt -- $DEV +/sbin/udevadm settle --timeout=600 + +lastpart=$(gdisk -l $DEV | tail -n1 | awk '{ print $1 }') +/sbin/sgdisk --change-name="${lastpart}:ceph block" \ + --partition-guid="${lastpart}:$uuid_block" \ + --typecode="${lastpart}:cafecafe-9b03-4f30-b4c6-b4b80ceff106" \ + --mbrtogpt -- $DEV +/sbin/udevadm settle --timeout=600 + + +/sbin/mkfs -t xfs -f -i size=2048 -- "$dev_metadata" + +mountpath=/var/lib/ceph/osd/ceph-${osd_id} + +mkdir -p "$mountpath" +mount "$dev_metadata" "$mountpath" + +ln -s $dev_block "$mountpath/block" + +echo "$uuid_block" > "$mountpath/block_uuid" +echo "$fsid" > "$mountpath/ceph_fsid" +echo "$magic" > "$mountpath/magic" +echo "$CLASS" > "$mountpath/crush_device_class" + +# Important, otherwise --mkfs later will try to create filestore +echo bluestore > "$mountpath/type" + +ceph auth get-or-create "osd.${osd_id}" osd \ + 'allow *' mon 'allow profile osd' > $mountpath/keyring + +echo ${osd_id} > "$mountpath/whoami" +touch "$mountpath/sysvinit" + +ceph-osd --cluster ceph -i "${osd_id}" --mkfs +chown -R ceph:ceph "$mountpath" + +ceph osd crush add osd.${osd_id} ${WEIGHT} host=$(hostname) + +echo "$metadata_dev /var/lib/ceph/osd/ceph-${osd_id} xfs noatime 0 0" >> /etc/fstab + +/etc/init.d/ceph start osd.${osd_id}