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etcd upgrade warning: add docs link, fixed etcd2 behavior, print non-interactive

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This commit is contained in:
Dan Gillespie 2017-03-27 16:07:25 +01:00
parent d0bbb941fd
commit 031dd569ac
1 changed files with 13 additions and 11 deletions
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24
cluster/gce/upgrade.sh
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@ -447,18 +447,20 @@ if [[ "${master_upgrade}" == "false" ]] && [[ "${node_upgrade}" == "false" ]]; t
exit 1
fi
# prompt if etcd storage media type isn't set
if [[ -z "${STORAGE_MEDIA_TYPE:-}" ]]; then
# prompt if etcd storage media type isn't set unless using etcd2 when doing master upgrade
if [[ -z "${STORAGE_MEDIA_TYPE:-}" ]] && [[ "${STORAGE_BACKEND:-}" != "etcd2" ]] && [[ "${master_upgrade}" == "true" ]]; then
echo "The default etcd storage media type in 1.6 has changed from application/json to application/vnd.kubernetes.protobuf."
echo "Documentation about the change can be found at https://kubernetes.io/docs/admin/etcd_upgrade."
echo ""
echo "ETCD2 DOES NOT SUPPORT PROTOBUF: If you wish to have to ability to downgrade to etcd2 later application/json must be used."
echo ""
echo "To enable using json, before running this script set:"
echo "export STORAGE_MEDIA_TYPE=application/json"
echo ""
echo "It's HIGHLY recommended that etcd be backed up before this step!!"
echo ""
if [ -t 0 ] && [ -t 1 ]; then
echo "The default etcd storage media type in 1.6 has changed from application/json to application/vnd.kubernetes.protobuf."
echo ""
echo "ETCD2 DOES NOT SUPPORT PROTOBUF: If you wish to have to ability to downgrade to etcd2 later application/json must be used."
echo ""
echo "To enable using json, before running this script set:"
echo "export STORAGE_MEDIA_TYPE=application/json"
echo ""
echo "It's HIGHLY recommended that etcd be backed up before this step!!"
read -p "Would you like to continue? [y/N] " confirm
read -p "Would you like to continue with the new default, and lose the ability to downgrade to etcd2? [y/N] " confirm
if [[ "${confirm}" != "y" ]]; then
exit 1
fi