datamanager: add deleteEtcd method
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21964f90fd
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8fbb9fdcbe
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@ -57,10 +57,9 @@ var (
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etcdWalsDataKey = path.Join(etcdWalBaseDir, "walsdata")
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etcdWalsDataKey = path.Join(etcdWalBaseDir, "walsdata")
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etcdWalSeqKey = path.Join(etcdWalBaseDir, "walseq")
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etcdWalSeqKey = path.Join(etcdWalBaseDir, "walseq")
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etcdLastCommittedStorageWalSeqKey = path.Join(etcdWalBaseDir, "lastcommittedstoragewalseq")
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etcdLastCommittedStorageWalSeqKey = path.Join(etcdWalBaseDir, "lastcommittedstoragewalseq")
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etcdCheckpointSeqKey = path.Join(etcdWalBaseDir, "checkpointseq")
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etcdCheckpointSeqKey = path.Join(etcdWalBaseDir, "checkpointseq")
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etcdInitEtcdLockKey = path.Join(etcdWalBaseDir, "initetcd")
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etcdInitEtcdLockKey = path.Join(etcdWalBaseDir, "initetcd")
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etcdSyncLockKey = path.Join(etcdWalBaseDir, "synclock")
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etcdSyncLockKey = path.Join(etcdWalBaseDir, "synclock")
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etcdCompactChangeGroupsLockKey = path.Join(etcdWalBaseDir, "compactchangegroupslock")
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etcdCompactChangeGroupsLockKey = path.Join(etcdWalBaseDir, "compactchangegroupslock")
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etcdCheckpointLockKey = path.Join(etcdWalBaseDir, "checkpointlock")
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etcdCheckpointLockKey = path.Join(etcdWalBaseDir, "checkpointlock")
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@ -172,6 +171,26 @@ func etcdWalKey(walSeq string) string {
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return path.Join(etcdWalsDir, walSeq)
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return path.Join(etcdWalsDir, walSeq)
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}
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}
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// deleteEtcd deletes all etcd data excluding keys used for locking
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func (d *DataManager) deleteEtcd(ctx context.Context) error {
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prefixes := []string{
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etcdWalsDir + "/",
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etcdWalsDataKey,
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etcdWalSeqKey,
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etcdLastCommittedStorageWalSeqKey,
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etcdCheckpointSeqKey,
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etcdChangeGroupsDir + "/",
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etcdChangeGroupMinRevisionKey,
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}
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for _, prefix := range prefixes {
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if err := d.e.DeletePrefix(ctx, prefix); err != nil {
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return err
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}
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}
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return nil
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}
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func (d *DataManager) Run(ctx context.Context, readyCh chan struct{}) error {
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func (d *DataManager) Run(ctx context.Context, readyCh chan struct{}) error {
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for {
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for {
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err := d.InitEtcd(ctx)
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err := d.InitEtcd(ctx)
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