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Migrate etcd data using correct etcd version in case of previous crash

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This commit is contained in:
Wojciech Tyczynski 2017-02-13 15:27:23 +01:00
parent e80afed777
commit 1ce544db9e
1 changed files with 5 additions and 1 deletions
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6
cluster/images/etcd/migrate-if-needed.sh
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@ -52,6 +52,8 @@ if [ -z "${DATA_DIRECTORY:-}" ]; then
exit 1 exit 1
fi fi
echo "$(date +'%Y-%m-%d %H:%M:%S') Detecting if migration is needed"
if [ "${TARGET_STORAGE}" != "etcd2" -a "${TARGET_STORAGE}" != "etcd3" ]; then if [ "${TARGET_STORAGE}" != "etcd2" -a "${TARGET_STORAGE}" != "etcd3" ]; then
echo "Not supported version of storage: ${TARGET_STORAGE}" echo "Not supported version of storage: ${TARGET_STORAGE}"
exit 1 exit 1
@ -187,7 +189,7 @@ for step in ${SUPPORTED_VERSIONS}; do
CURRENT_VERSION=${step} CURRENT_VERSION=${step}
echo "${CURRENT_VERSION}/${CURRENT_STORAGE}" > "${DATA_DIRECTORY}/${VERSION_FILE}" echo "${CURRENT_VERSION}/${CURRENT_STORAGE}" > "${DATA_DIRECTORY}/${VERSION_FILE}"
fi fi
if [ "$(echo ${CURRENT_VERSION} | cut -c1-2)" = "3." -a "${CURRENT_STORAGE}" = "etcd2" -a "${TARGET_STORAGE}" = "etcd3" ]; then if [ "$(echo ${CURRENT_VERSION} | cut -c1-2)" = "3." -a "${CURRENT_VERSION}" = "${step}" -a "${CURRENT_STORAGE}" = "etcd2" -a "${TARGET_STORAGE}" = "etcd3" ]; then
# If it is the first 3.x release in the list and we are migrating # If it is the first 3.x release in the list and we are migrating
# also from 'etcd2' to 'etcd3', do the migration now. # also from 'etcd2' to 'etcd3', do the migration now.
echo "Performing etcd2 -> etcd3 migration" echo "Performing etcd2 -> etcd3 migration"
@ -241,3 +243,5 @@ if [ "${CURRENT_STORAGE}" = "etcd3" -a "${TARGET_STORAGE}" = "etcd2" ]; then
CURRENT_VERSION="2.3.7" CURRENT_VERSION="2.3.7"
echo "${CURRENT_VERSION}/${CURRENT_STORAGE}" > "${DATA_DIRECTORY}/${VERSION_FILE}" echo "${CURRENT_VERSION}/${CURRENT_STORAGE}" > "${DATA_DIRECTORY}/${VERSION_FILE}"
fi fi
echo "$(date +'%Y-%m-%d %H:%M:%S') Migration finished"