func NewTestBackend(t *testing.T) (string, backend.Backend) {
tmpPath, err := ioutil.TempDir("", "lease")
if err != nil {
t.Fatalf("failed to create tmpdir (%v)", err)
}
return tmpPath, backend.New(path.Join(tmpPath, "be"), time.Second, 10000)
}
func prepareBackend() backend.Backend {
dbpath := path.Join(migrateDatadir, "member", "snap", "db")
be := backend.New(dbpath, time.Second, 10000)
tx := be.BatchTx()
tx.Lock()
tx.UnsafeCreateBucket([]byte("key"))
tx.UnsafeCreateBucket([]byte("meta"))
tx.Unlock()
return be
}
func prepareBackend() backend.Backend {
var be backend.Backend
bch := make(chan struct{})
dbpath := path.Join(migrateDatadir, "member", "snap", "db")
go func() {
defer close(bch)
be = backend.New(dbpath, time.Second, 10000)
}()
select {
case <-bch:
case <-time.After(time.Second):
fmt.Fprintf(os.Stderr, "waiting for etcd to close and release its lock on %q\n", dbpath)
<-bch
}
tx := be.BatchTx()
tx.Lock()
tx.UnsafeCreateBucket([]byte("key"))
tx.UnsafeCreateBucket([]byte("meta"))
tx.Unlock()
return be
}
func initMVCC() {
be := backend.New("mvcc-bench", time.Duration(batchInterval), batchLimit)
s = mvcc.NewStore(be, &lease.FakeLessor{}, nil)
os.Remove("mvcc-bench") // boltDB has an opened fd, so removing the file is ok
}