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etcdutl: Implement migrate --force command

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Co-authored-by: nic-chen <33000667+nic-chen@users.noreply.github.com>
Co-authored-by: Heisenberg <yuzhiquanlong@gmail.com>
This commit is contained in:
Marek Siarkowicz
2021-07-16 15:02:31 +02:00
parent c8c7fc49b8
commit b4b50f7852
8 changed files with 315 additions and 2 deletions
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4
server/storage/schema/schema.go
View File

@ -32,7 +32,7 @@ var (
func UpdateStorageSchema(lg *zap.Logger, tx backend.BatchTx) error {
tx.Lock()
defer tx.Unlock()
v, err := detectStorageVersion(lg, tx)
v, err := DetectSchemaVersion(lg, tx)
if err != nil {
return fmt.Errorf("cannot determine storage version: %w", err)
}
@ -48,7 +48,7 @@ func UpdateStorageSchema(lg *zap.Logger, tx backend.BatchTx) error {
return nil
}
func detectStorageVersion(lg *zap.Logger, tx backend.ReadTx) (*semver.Version, error) {
func DetectSchemaVersion(lg *zap.Logger, tx backend.ReadTx) (*semver.Version, error) {
v := UnsafeReadStorageVersion(tx)
if v != nil {
return v, nil

5
server/storage/schema/version.go
View File

@ -59,3 +59,8 @@ func UnsafeSetStorageVersion(tx backend.BatchTx, v *semver.Version) {
sv := semver.Version{Major: v.Major, Minor: v.Minor}
tx.UnsafePut(Meta, MetaStorageVersionName, []byte(sv.String()))
}
// UnsafeClearStorageVersion removes etcd storage version in backend.
func UnsafeClearStorageVersion(tx backend.BatchTx) {
tx.UnsafeDelete(Meta, MetaStorageVersionName)
}