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].Hash)
}
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())
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(nil, false))
textui.ShowPrompt()
}
} else {
fmt.Println("Warning: AcceptBlock failed. If the block was valid, you may need to rebuild the unspent DB (-r)")
}
return
}
func do_scan_stealth(p string, ignore_prefix bool) {
ad, _ := btc.NewAddrFromString(p)
if ad == nil {
fmt.Println("Specify base58 encoded bitcoin address")
return
}
sa := ad.StealthAddr
if sa == nil {
fmt.Println("Specify base58 encoded stealth address")
return
}
if sa.Version != btc.StealthAddressVersion(common.Testnet) {
fmt.Println("Incorrect version of the stealth address")
return
}
if len(sa.SpendKeys) != 1 {
fmt.Println("Currently only single spend keys are supported. This address has", len(sa.SpendKeys))
return
}
//fmt.Println("scankey", hex.EncodeToString(sa.ScanKey[:]))
if ignore_prefix {
sa.Prefix = []byte{0}
fmt.Println("Ignoring Prefix inside the address")
} else if len(sa.Prefix) == 0 {
fmt.Println("Prefix not present in the address")
} else {
fmt.Println("Prefix", sa.Prefix[0], hex.EncodeToString(sa.Prefix[1:]))
}
wallet.FetchStealthKeys()
d := wallet.FindStealthSecret(sa)
if d == nil {
fmt.Println("No matching secret found in your wallet/stealth folder")
return
}
var unsp chain.AllUnspentTx
common.BlockChain.Unspent.BrowseUTXO(true, func(db *qdb.DB, k qdb.KeyType, rec *chain.OneWalkRecord) uint32 {
if !rec.IsStealthIdx() {
return 0
}
fl, uo := wallet.CheckStealthRec(db, k, rec, ad, d, true)
if uo != nil {
unsp = append(unsp, uo)
}
return fl
})
sort.Sort(unsp)
os.RemoveAll("balance")
os.MkdirAll("balance/", 0770)
utxt, _ := os.Create("balance/unspent.txt")
fmt.Print(wallet.DumpBalance(unsp, utxt, true, false))
}
func show_balance(p string) {
if p == "sum" {
fmt.Print(wallet.DumpBalance(wallet.MyBalance, nil, false, true))
return
}
if p != "" {
fmt.Println("Using wallet from file", p, "...")
wallet.LoadWallet(p)
}
if wallet.MyWallet == nil {
println("You have no loaded wallet")
return
}
if len(wallet.MyWallet.Addrs) == 0 {
println("Your loaded wallet has no addresses")
return
}
fmt.Print(wallet.UpdateBalanceFolder())
fmt.Println("Your balance data has been saved to the 'balance/' folder.")
fmt.Println("You nend to move this folder to your wallet PC, to spend the coins.")
}
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", btc.SourcesTag)
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()
network.ClosePeerDB()
utils.UnlockDatabaseDir()
os.Exit(1)
}
}()
host_init() // This will create the DB lock file and keep it open
default_wallet_fn := common.GocoinHomeDir + "wallet" + string(os.PathSeparator) + wallet.DefaultFileName
fi, _ := os.Stat(default_wallet_fn)
if fi == nil || fi.IsDir() {
fmt.Println(default_wallet_fn, "not found")
old_wallet_location := common.GocoinHomeDir + "wallet.txt"
// If there is wallet.txt rename it to default.
fi, _ := os.Stat(old_wallet_location)
if fi != nil && !fi.IsDir() {
fmt.Println("Taking wallet.txt as", default_wallet_fn)
os.Rename(old_wallet_location, default_wallet_fn)
} else {
fmt.Println("Creating empty default wallet at", default_wallet_fn)
ioutil.WriteFile(default_wallet_fn, []byte(fmt.Sprintln("# Put your wallet's public addresses here")), 0660)
}
}
// cache the current balance of all the addresses from the current wallet files
wallet.FetchAllBalances()
// ... and now load the dafault wallet
wallet.LoadWallet(default_wallet_fn)
if wallet.MyWallet != nil {
wallet.UpdateBalance()
fmt.Print(wallet.DumpBalance(wallet.MyBalance, nil, false, true))
}
peersTick := time.Tick(5 * time.Minute)
txPoolTick := time.Tick(time.Minute)
netTick := time.Tick(time.Second)
network.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:
HandleNetBlock(newbl)
case newtx := <-network.NetTxs:
network.HandleNetTx(newtx, false)
case newal := <-network.NetAlerts:
fmt.Println("\007" + newal)
textui.ShowPrompt()
case cmd := <-usif.UiChannel:
common.Busy("UI command")
cmd.Handler(cmd.Param)
cmd.Done.Done()
continue
case <-peersTick:
network.ExpirePeers()
case <-txPoolTick:
network.ExpireTxs()
case <-netTick:
network.NetworkTick()
case <-time.After(time.Second / 2):
common.CountSafe("MainThreadTouts")
if !retryCachedBlocks {
common.Busy("common.BlockChain.Idle()")
common.BlockChain.Idle()
}
continue
}
common.CountSafe("NetMessagesGot")
}
network.NetCloseAll()
network.ClosePeerDB()
if usif.DefragBlocksDB {
defrag_db()
}
common.CloseBlockChain()
utils.UnlockDatabaseDir()
}
func main() {
if btc.EC_Verify == nil {
fmt.Println("WARNING: EC_Verify acceleration disabled. Enable EC_Verify wrapper if possible.")
}
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", btc.SourcesTag)
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()
network.ClosePeerDB()
utils.UnlockDatabaseDir()
os.Exit(1)
}
}()
host_init() // This will create the DB lock file and keep it open
// Clean up the DB lock file on exit
// cache the current balance of all the addresses from the current wallet files
wallet.FetchAllBalances()
// ... and now switch to the dafault wallet
wallet.LoadWallet(common.GocoinHomeDir + "wallet" + string(os.PathSeparator) + "DEFAULT")
if wallet.MyWallet == nil {
wallet.LoadWallet(common.GocoinHomeDir + "wallet.txt")
}
if wallet.MyWallet != nil {
wallet.UpdateBalance()
fmt.Print(wallet.DumpBalance(nil, false))
}
peersTick := time.Tick(5 * time.Minute)
txPoolTick := time.Tick(time.Minute)
netTick := time.Tick(time.Second)
network.InitPeers(common.GocoinHomeDir)
common.Last.Block = common.BlockChain.BlockTreeEnd
common.Last.Time = time.Unix(int64(common.Last.Block.Timestamp), 0)
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:
HandleNetBlock(newbl)
case newtx := <-network.NetTxs:
network.HandleNetTx(newtx, false)
case cmd := <-usif.UiChannel:
common.Busy("UI command")
cmd.Handler(cmd.Param)
cmd.Done.Done()
continue
case <-peersTick:
network.ExpirePeers()
case <-txPoolTick:
network.ExpireTxs()
case <-netTick:
network.NetworkTick()
case <-time.After(time.Second / 2):
common.CountSafe("MainThreadTouts")
if !retryCachedBlocks {
common.Busy("common.BlockChain.Idle()")
common.BlockChain.Idle()
}
continue
}
common.CountSafe("NetMessagesGot")
}
network.NetCloseAll()
network.ClosePeerDB()
if usif.DefragBlocksDB {
defrag_db()
}
common.CloseBlockChain()
utils.UnlockDatabaseDir()
}
func do_scan_stealth(p string, ignore_prefix bool) {
sa, _ := btc.NewStealthAddrFromString(p)
if sa == nil {
fmt.Println("Specify base58 encoded stealth address")
return
}
if sa.Version != btc.StealthAddressVersion(common.CFG.Testnet) {
fmt.Println("Incorrect version of the stealth address")
return
}
if len(sa.SpendKeys) != 1 {
fmt.Println("Currently only single spend keys are supported. This address has", len(sa.SpendKeys))
return
}
//fmt.Println("scankey", hex.EncodeToString(sa.ScanKey[:]))
if ignore_prefix {
sa.Prefix = []byte{0}
fmt.Println("Ignoring Prefix inside the address")
} else if len(sa.Prefix) == 0 {
fmt.Println("Prefix not present in the address")
} else {
fmt.Println("Prefix", sa.Prefix[0], hex.EncodeToString(sa.Prefix[1:]))
}
ds := wallet.FetchStealthKeys()
if len(ds) == 0 {
return
}
defer func() {
for i := range ds {
utils.ClearBuffer(ds[i])
}
}() // clear the keys in mem after all
var d []byte
for i := range ds {
if bytes.Equal(btc.PublicFromPrivate(ds[i], true), sa.ScanKey[:]) {
d = ds[i]
}
}
if d == nil {
fmt.Println("No matching secret found your wallet/stealth folder")
return
}
var pos []*btc.TxPrevOut
cs := make(map[uint64][]byte)
as := make(map[uint64]*btc.BtcAddr)
var ncnt uint
common.BlockChain.Unspent.ScanStealth(sa, func(eth, txid []byte, vout uint32, scr []byte) bool {
if len(scr) == 25 && scr[0] == 0x76 && scr[1] == 0xa9 && scr[2] == 0x14 && scr[23] == 0x88 && scr[24] == 0xac {
var h160 [20]byte
//yes := btc.NewUint256(txid).String()=="9cc90ff2528b49dfd9c53e5e90c98a1fd45d577af7f3a9e7a9f8a86b52fb0280"
c := btc.StealthDH(eth, d)
spen_exp := btc.DeriveNextPublic(sa.SpendKeys[0][:], c)
btc.RimpHash(spen_exp, h160[:])
if bytes.Equal(scr[3:23], h160[:]) {
po := new(btc.TxPrevOut)
copy(po.Hash[:], txid)
po.Vout = vout
pos = append(pos, po)
cs[po.UIdx()] = c
as[po.UIdx()] = btc.NewAddrFromHash160(h160[:], btc.AddrVerPubkey(common.CFG.Testnet))
}
ncnt++
/*fmt.Printf("%s with c=%s",
btc.NewAddrFromHash160(h160[:], btc.AddrVerPubkey(common.CFG.Testnet)).String(),
hex.EncodeToString(c))
fmt.Println()*/
return true
} else {
return false
}
})
fmt.Println(len(pos), "outputs, out of", ncnt, "notifications belonged to our wallet")
var unsp btc.AllUnspentTx
for i := range pos {
po, e := common.BlockChain.Unspent.UnspentGet(pos[i])
if e != nil {
println("UnspentGet:", e.Error())
println("This should not happen - please, report a bug.")
println("You can probably fix it by launching the client with -rescan")
os.Exit(1)
}
//fmt.Println(btc.NewUint256(pos[i].Hash[:]), pos[i].Vout+1, hex.EncodeToString(cs[pos[i].UIdx()]))
one := &btc.OneUnspentTx{
TxPrevOut: *pos[i],
Value: po.Value,
MinedAt: po.BlockHeight,
BtcAddr: as[pos[i].UIdx()],
StealthC: cs[pos[i].UIdx()]}
unsp = append(unsp, one)
}
sort.Sort(unsp)
os.RemoveAll("balance")
os.MkdirAll("balance/", 0770)
utxt, _ := os.Create("balance/unspent.txt")
fmt.Print(wallet.DumpBalance(unsp, utxt, true, false))
}
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])
/* dupa
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.CFG.Beeps.MinerID != "" {
//_, rawtxlen := btc.NewTx(bl[bl.TxOffset:])
if bytes.Contains(bl.Txs[0].Serialize(), []byte(common.CFG.Beeps.MinerID)) {
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 do_scan_stealth(p string, ignore_prefix bool) {
ad, _ := btc.NewAddrFromString(p)
if ad == nil {
fmt.Println("Specify base58 encoded bitcoin address")
return
}
sa := ad.StealthAddr
if sa == nil {
fmt.Println("Specify base58 encoded stealth address")
return
}
if sa.Version != btc.StealthAddressVersion(common.Testnet) {
fmt.Println("Incorrect version of the stealth address")
return
}
if len(sa.SpendKeys) != 1 {
fmt.Println("Currently only single spend keys are supported. This address has", len(sa.SpendKeys))
return
}
//fmt.Println("scankey", hex.EncodeToString(sa.ScanKey[:]))
if ignore_prefix {
sa.Prefix = []byte{0}
fmt.Println("Ignoring Prefix inside the address")
} else if len(sa.Prefix) == 0 {
fmt.Println("Prefix not present in the address")
} else {
fmt.Println("Prefix", sa.Prefix[0], hex.EncodeToString(sa.Prefix[1:]))
}
wallet.FetchStealthKeys()
d := wallet.FindStealthSecret(sa)
if d == nil {
fmt.Println("No matching secret found in your wallet/stealth folder")
return
}
var unsp chain.AllUnspentTx
var c, spen_exp []byte
var rec, out *chain.QdbTxOut
var h160 [20]byte
common.BlockChain.Unspent.BrowseUTXO(true, func(tx *chain.QdbRec) {
for i := 0; i < len(tx.Outs)-1; i++ {
if rec = tx.Outs[i]; rec == nil {
continue
}
if out = tx.Outs[i+1]; out == nil {
continue
}
if !rec.IsStealthIdx() || !out.IsP2KH() || !ad.StealthAddr.CheckNonce(rec.PKScr[3:40]) {
continue
}
c = btc.StealthDH(rec.PKScr[7:40], d)
spen_exp = btc.DeriveNextPublic(sa.SpendKeys[0][:], c)
btc.RimpHash(spen_exp, h160[:])
if bytes.Equal(out.PKScr[3:23], h160[:]) {
uo := new(chain.OneUnspentTx)
uo.TxPrevOut.Hash = tx.TxID
uo.TxPrevOut.Vout = uint32(i + 1)
uo.Value = out.Value
uo.MinedAt = tx.InBlock
uo.BtcAddr = btc.NewAddrFromHash160(h160[:], btc.AddrVerPubkey(common.CFG.Testnet))
uo.FixDestString()
uo.BtcAddr.StealthAddr = sa
uo.BtcAddr.Extra = ad.Extra
uo.StealthC = c
unsp = append(unsp, uo)
}
}
})
sort.Sort(unsp)
os.RemoveAll("balance")
os.MkdirAll("balance/", 0770)
utxt, _ := os.Create("balance/unspent.txt")
fmt.Print(wallet.DumpBalance(unsp, utxt, true, false))
}