openstack/openstack-helm-infra
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[ceph] Make sure loopback devices persistent across reboots

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Change-Id: I50ddfcf0903fe00fc020c819e784ea289d5baae6
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Chinasubbareddy Mallavarapu 2020-11-04 21:33:58 +00:00 committed by chinasubbareddy mallavarapu
parent 577a7fdb6f
commit 515d31f9ae
1 changed files with 43 additions and 3 deletions
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46
tools/deployment/common/setup-ceph-loopback-device.sh
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@ -1,4 +1,7 @@
#!/bin/bash #!/bin/bash
set -ex
function setup_loopback_devices() { function setup_loopback_devices() {
osd_data_device="$1" osd_data_device="$1"
osd_wal_db_device="$2" osd_wal_db_device="$2"
@ -6,10 +9,47 @@ function setup_loopback_devices() {
sudo mkdir -p /var/lib/openstack-helm/$namespace sudo mkdir -p /var/lib/openstack-helm/$namespace
sudo truncate -s 10G /var/lib/openstack-helm/$namespace/ceph-osd-data-loopbackfile.img sudo truncate -s 10G /var/lib/openstack-helm/$namespace/ceph-osd-data-loopbackfile.img
sudo truncate -s 8G /var/lib/openstack-helm/$namespace/ceph-osd-db-wal-loopbackfile.img sudo truncate -s 8G /var/lib/openstack-helm/$namespace/ceph-osd-db-wal-loopbackfile.img
sudo losetup $osd_data_device /var/lib/openstack-helm/$namespace/ceph-osd-data-loopbackfile.img sudo -E bash -c "cat <<EOF > /etc/systemd/system/loops-setup.service
sudo losetup $osd_wal_db_device /var/lib/openstack-helm/$namespace/ceph-osd-db-wal-loopbackfile.img [Unit]
#lets verify the devices Description=Setup loop devices
DefaultDependencies=no
Conflicts=umount.target
Before=local-fs.target
After=systemd-udevd.service
Required=systemd-udevd.service
[Service]
Type=oneshot
ExecStart=/sbin/losetup $osd_data_device '/var/lib/openstack-helm/$namespace/ceph-osd-data-loopbackfile.img'
ExecStart=/sbin/losetup $osd_wal_db_device '/var/lib/openstack-helm/$namespace/ceph-osd-db-wal-loopbackfile.img'
ExecStop=/sbin/losetup -d $osd_data_device
ExecStop=/sbin/losetup -d $osd_wal_db_device
TimeoutSec=60
RemainAfterExit=yes
[Install]
WantedBy=local-fs.target
Also=systemd-udevd.service
EOF"
sudo systemctl daemon-reload
sudo systemctl start loops-setup
sudo systemctl status loops-setup
sudo systemctl enable loops-setup
# let's verify the devices
sudo losetup -a sudo losetup -a
if losetup |grep -i $osd_data_device; then
echo "ceph osd data disk got created successfully"
else
echo "could not find ceph osd data disk so exiting"
exit 1
fi
if losetup |grep -i $osd_wal_db_device; then
echo "ceph osd wal/db disk got created successfully"
else
echo "could not find ceph osd wal/db disk so exiting"
exit 1
fi
} }
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