func decode(c btncrypt.Cipher, stx *storedbtx) (inodedb.DBTransaction, error) {
jsonop, err := btncrypt.Decrypt(c, stx.OpsJSON, len(stx.OpsJSON)-c.FrameOverhead())
if err != nil {
return inodedb.DBTransaction{}, fmt.Errorf("Failed to decrypt OpsJSON: %v", err)
}
ops, err := inodedb.DecodeDBOperationsFromJson(jsonop)
if err != nil {
return inodedb.DBTransaction{}, err
}
return inodedb.DBTransaction{TxID: inodedb.TxID(stx.TxID), Ops: ops}, nil
}
func TestCachedDBTransactionLogIO_1000Tx(t *testing.T) {
be := idb.NewSimpleDBTransactionLogIO()
ctxio := idb.NewCachedDBTransactionLogIO(be)
for i := idb.TxID(1); i <= 1000; i++ {
if err := ctxio.AppendTransaction(testTx(i)); err != nil {
t.Errorf("AppendTransaction failed: %v", err)
}
}
txs, err := ctxio.QueryTransactions(800)
if err != nil {
t.Errorf("QueryTransactions failed: %v", err)
}
txs2, err := be.QueryTransactions(800)
if err != nil {
t.Errorf("be.QueryTransactions failed: %v", err)
}
if !reflect.DeepEqual(txs, txs2) {
t.Errorf("mismatch %+v != %+v", txs, txs2)
}
}
func main() {
log.SetFlags(log.Ldate | log.Ltime | log.Lshortfile)
flag.Usage = Usage
flag.Parse()
cfg, err := facade.NewConfig(*flagConfigDir)
if err != nil {
log.Printf("%v", err)
Usage()
os.Exit(2)
}
minID := inodedb.LatestVersion
if flag.NArg() < 1 {
Usage()
os.Exit(2)
}
switch flag.Arg(0) {
case "purge":
if flag.NArg() != 1 {
Usage()
os.Exit(2)
}
case "query":
switch flag.NArg() {
case 1:
break
case 2:
n, err := strconv.ParseInt(flag.Arg(1), 10, 64)
if err != nil {
Usage()
os.Exit(2)
}
minID = inodedb.TxID(n)
break
}
break
default:
log.Printf("Unknown cmd: %v", flag.Arg(0))
Usage()
os.Exit(2)
}
tsrc, err := auth.GetGCloudTokenSource(context.Background(), cfg.CredentialsFilePath, cfg.TokenCacheFilePath, false)
if err != nil {
log.Fatalf("Failed to init GCloudClientSource: %v", err)
}
key := btncrypt.KeyFromPassword(cfg.Password)
c, err := btncrypt.NewCipher(key)
if err != nil {
log.Fatalf("Failed to init btncrypt.Cipher: %v", err)
}
dscfg := datastore.NewConfig(cfg.ProjectName, cfg.BucketName, c, tsrc)
txlogio := datastore.NewDBTransactionLogIO(dscfg)
switch flag.Arg(0) {
case "purge":
if err := txlogio.DeleteAllTransactions(); err != nil {
log.Printf("DeleteAllTransactions() failed: %v", err)
}
case "query":
txs, err := txlogio.QueryTransactions(minID)
if err != nil {
log.Printf("QueryTransactions() failed: %v", err)
}
for _, tx := range txs {
fmt.Printf("%s\n", tx)
}
default:
log.Printf("Unknown cmd: %v", flag.Arg(0))
os.Exit(1)
}
}