func LocalAcceptBlock(bl *btc.Block, from *network.OneConnection) (e error) { sta := time.Now() e = common.BlockChain.AcceptBlock(bl) if e == nil { network.MutexRcv.Lock() network.ReceivedBlocks[bl.Hash.BIdx()].TmAccept = time.Now().Sub(sta) network.MutexRcv.Unlock() for i := 1; i < len(bl.Txs); i++ { network.TxMined(bl.Txs[i]) /* if msg:=contains_message(bl.Txs[i]); msg!=nil { for xx:=range msg { if msg[xx]<' ' || msg[xx]>127 { msg[xx] = '.' } } fmt.Println("TX", bl.Txs[i].Hash.String(), "says:", "'" + string(msg) + "'") textui.ShowPrompt() } */ } if int64(bl.BlockTime()) > time.Now().Add(-10*time.Minute).Unix() { // Freshly mined block - do the inv and beeps... common.Busy("NetRouteInv") network.NetRouteInv(2, bl.Hash, from) if common.CFG.Beeps.NewBlock { fmt.Println("\007Received block", common.BlockChain.BlockTreeEnd.Height) textui.ShowPrompt() } if common.MinedByUs(bl.Raw) { fmt.Println("\007Mined by '"+common.CFG.Beeps.MinerID+"':", bl.Hash) textui.ShowPrompt() } if common.CFG.Beeps.ActiveFork && common.Last.Block == common.BlockChain.BlockTreeEnd { // Last block has not changed, so it must have been an orphaned block bln := common.BlockChain.BlockIndex[bl.Hash.BIdx()] commonNode := common.Last.Block.FirstCommonParent(bln) forkDepth := bln.Height - commonNode.Height fmt.Println("Orphaned block:", bln.Height, bl.Hash.String(), bln.BlockSize>>10, "KB") if forkDepth > 1 { fmt.Println("\007\007\007WARNING: the fork is", forkDepth, "blocks deep") } textui.ShowPrompt() } if wallet.BalanceChanged && common.CFG.Beeps.NewBalance { fmt.Print("\007") } } common.Last.Mutex.Lock() common.Last.Time = time.Now() common.Last.Block = common.BlockChain.BlockTreeEnd common.Last.Mutex.Unlock() if wallet.BalanceChanged { wallet.BalanceChanged = false fmt.Println("Your balance has just changed") fmt.Print(wallet.DumpBalance(wallet.MyBalance, nil, false, true)) textui.ShowPrompt() } } else { fmt.Println("Warning: AcceptBlock failed. If the block was valid, you may need to rebuild the unspent DB (-r)") } return }
func main() { var ptr *byte if unsafe.Sizeof(ptr) < 8 { fmt.Println("WARNING: Gocoin client shall be build for 64-bit arch. It will likely crash now.") } fmt.Println("Gocoin client version", lib.Version) runtime.GOMAXPROCS(runtime.NumCPU()) // It seems that Go does not do it by default // Disable Ctrl+C signal.Notify(killchan, os.Interrupt, os.Kill) defer func() { if r := recover(); r != nil { err, ok := r.(error) if !ok { err = fmt.Errorf("pkg: %v", r) } fmt.Println("main panic recovered:", err.Error()) fmt.Println(string(debug.Stack())) network.NetCloseAll() common.CloseBlockChain() peersdb.ClosePeerDB() sys.UnlockDatabaseDir() os.Exit(1) } }() common.InitConfig() host_init() // This will create the DB lock file and keep it open peersTick := time.Tick(5 * time.Minute) txPoolTick := time.Tick(time.Minute) netTick := time.Tick(time.Second) peersdb.Testnet = common.Testnet peersdb.ConnectOnly = common.CFG.ConnectOnly peersdb.Services = common.Services peersdb.InitPeers(common.GocoinHomeDir) common.Last.Block = common.BlockChain.BlockTreeEnd common.Last.Time = time.Unix(int64(common.Last.Block.Timestamp()), 0) if common.Last.Time.After(time.Now()) { common.Last.Time = time.Now() } for k, v := range common.BlockChain.BlockIndex { network.ReceivedBlocks[k] = &network.OneReceivedBlock{Time: time.Unix(int64(v.Timestamp()), 0)} } if common.CFG.TextUI.Enabled { go textui.MainThread() } if common.CFG.WebUI.Interface != "" { fmt.Println("Starting WebUI at", common.CFG.WebUI.Interface, "...") go webui.ServerThread(common.CFG.WebUI.Interface) } for !usif.Exit_now { common.CountSafe("MainThreadLoops") for retryCachedBlocks { retryCachedBlocks = retry_cached_blocks() // We have done one per loop - now do something else if pending... if len(network.NetBlocks) > 0 || len(usif.UiChannel) > 0 { break } } common.Busy("") select { case s := <-killchan: fmt.Println("Got signal:", s) usif.Exit_now = true continue case newbl := <-network.NetBlocks: common.CountSafe("MainNetBlock") HandleNetBlock(newbl) case newtx := <-network.NetTxs: common.CountSafe("MainNetTx") network.HandleNetTx(newtx, false) case newal := <-network.NetAlerts: common.CountSafe("MainNetAlert") fmt.Println("\007" + newal) textui.ShowPrompt() case <-netTick: common.CountSafe("MainNetTick") network.NetworkTick() case cmd := <-usif.UiChannel: common.CountSafe("MainUICmd") common.Busy("UI command") cmd.Handler(cmd.Param) cmd.Done.Done() continue case <-peersTick: peersdb.ExpirePeers() case <-txPoolTick: network.ExpireTxs() case <-time.After(time.Second / 2): common.CountSafe("MainThreadTouts") if !retryCachedBlocks { common.Busy("common.BlockChain.Idle()") if common.BlockChain.Idle() { common.CountSafe("ChainIdleUsed") } } continue } } network.NetCloseAll() peersdb.ClosePeerDB() if usif.DefragBlocksDB != 0 { defrag_db() } common.CloseBlockChain() sys.UnlockDatabaseDir() }