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Remove v2 data when upgrading to 3.1.* version

pull/6/head
Wojciech Tyczynski 2017-07-26 13:54:36 +02:00
parent 42a73ee3ac
commit b559a95eb2
1 changed files with 19 additions and 0 deletions
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19
cluster/images/etcd/migrate-if-needed.sh
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@ -215,6 +215,25 @@ for step in ${SUPPORTED_VERSIONS}; do
CURRENT_STORAGE="etcd3"
echo "${CURRENT_VERSION}/${CURRENT_STORAGE}" > "${DATA_DIRECTORY}/${VERSION_FILE}"
fi
if [ "$(echo ${CURRENT_VERSION} | cut -c1-4)" = "3.1." -a "${CURRENT_VERSION}" = "${step}" -a "${CURRENT_STORAGE}" = "etcd3" ]; then
# If we are upgrading to 3.1.* release, if the cluster was migrated
# from v2 version, the v2 data may still be around. So now is the
# time to actually remove them.
echo "Remove stale v2 data"
START_VERSION="${step}"
START_STORAGE="etcd3"
ETCDCTL_CMD="${ETCDCTL:-/usr/local/bin/etcdctl-${START_VERSION}}"
if ! start_etcd; then
echo "Starting etcd ${step} in v3 mode failed"
exit 1
fi
${ETCDCTL_CMD} rm --recursive "/registry"
# Kill etcd and wait until this is down.
stop_etcd
echo "Successfully remove v2 data"
# Also remove backup from v2->v3 migration.
rm -rf "${BACKUP_DIR}"
fi
if [ "${CURRENT_VERSION}" = "${TARGET_VERSION}" -a "${CURRENT_STORAGE}" = "${TARGET_STORAGE}" ]; then
break
fi