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#!/bin/bash
#
# This delivers the ceph-storage upgrade script to be invoked as part of the tripleo
# major upgrade workflow.
#
set -eu
set -o pipefail
UPGRADE_SCRIPT=/root/tripleo_upgrade_node.sh
cat > $UPGRADE_SCRIPT << 'ENDOFCAT'
#!/bin/bash
### DO NOT MODIFY THIS FILE
### This file is automatically delivered to the ceph-storage nodes as part of the
### tripleo upgrades workflow
set -eu
echo INFO: starting $(basename "$0")
# Exit if not running
if ! pidof ceph-osd &> /dev/null; then
echo INFO: ceph-osd is not running, skipping
exit 0
fi
# Exit if not Hammer
INSTALLED_VERSION=$(ceph --version | awk '{print $3}')
if ! [[ "$INSTALLED_VERSION" =~ ^0\.94.* ]]; then
echo INFO: version of Ceph installed is not 0.94, skipping
exit 0
fi
OSD_PIDS=$(pidof ceph-osd)
OSD_IDS=$(ls /var/lib/ceph/osd | awk 'BEGIN { FS = "-" } ; { print $2 }')
# "so that mirrors aren't rebalanced as if the OSD died" - gfidente / leseb
ceph osd set noout
ceph osd set norebalance
ceph osd set nodeep-scrub
ceph osd set noscrub
# Stop daemon using Hammer sysvinit script
for OSD_ID in $OSD_IDS; do
service ceph stop osd.${OSD_ID}
done
# Nice guy will return non-0 only when all failed
timeout 60 bash -c "while kill -0 ${OSD_PIDS} 2> /dev/null; do
sleep 2;
done"
# Special-case OVS for https://bugs.launchpad.net/tripleo/+bug/1635205
if [[ -n \$(rpm -q --scripts openvswitch | awk '/postuninstall/,/*/' | grep "systemctl.*try-restart") ]]; then
echo "Manual upgrade of openvswitch - restart in postun detected"
mkdir OVS_UPGRADE || true
pushd OVS_UPGRADE
echo "Attempting to downloading latest openvswitch with yumdownloader"
yumdownloader --resolve openvswitch
echo "Updating openvswitch with nopostun"
rpm -U --nopostun ./*.rpm
popd
else
echo "Skipping manual upgrade of openvswitch - no restart in postun detected"
fi
# Update (Ceph to Jewel)
yum -y install python-zaqarclient # needed for os-collect-config
yum -y update
# Restart/Exit if not on Jewel, only in that case we need the changes
UPDATED_VERSION=$(ceph --version | awk '{print $3}')
if [[ "$UPDATED_VERSION" =~ ^0\.94.* ]]; then
echo WARNING: Ceph was not upgraded, restarting daemon
for OSD_ID in $OSD_IDS; do
service ceph start osd.${OSD_ID}
done
elif [[ "$UPDATED_VERSION" =~ ^10\.2.* ]]; then
# RPM could own some of these but we can't take risks on the pre-existing files
for d in /var/lib/ceph/osd /var/log/ceph /var/run/ceph /etc/ceph; do
chown -L -R ceph:ceph $d || echo WARNING: chown of $d failed
done
# Replay udev events with newer rules
udevadm trigger && udevadm settle
# If on ext4, we need to enforce lower values for name and namespace len
# or ceph-osd will refuse to start, see: http://tracker.ceph.com/issues/16187
for OSD_ID in $OSD_IDS; do
OSD_FS=$(findmnt -n -o FSTYPE -T /var/lib/ceph/osd/ceph-${OSD_ID})
if [ ${OSD_FS} = ext4 ]; then
crudini --set /etc/ceph/ceph.conf global osd_max_object_name_len 256
crudini --set /etc/ceph/ceph.conf global osd_max_object_namespace_len 64
fi
done
# Enable systemd unit
systemctl enable ceph-osd.target
for OSD_ID in $OSD_IDS; do
systemctl enable ceph-osd@${OSD_ID}
systemctl start ceph-osd@${OSD_ID}
done
echo INFO: Ceph was upgraded to Jewel
else
echo ERROR: Ceph was upgraded to an unknown release, daemon is stopped, need manual intervention
exit 1
fi
ceph osd unset noout
ceph osd unset norebalance
ceph osd unset nodeep-scrub
ceph osd unset noscrub
ENDOFCAT
# ensure the permissions are OK
chmod 0755 $UPGRADE_SCRIPT
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