// This example demonstrates creating a script which pays to a decred address.
// It also prints the created script hex and uses the DisasmString function to
// display the disassembled script.
func ExamplePayToAddrScript() {
// Parse the address to send the coins to into a dcrutil.Address
// which is useful to ensure the accuracy of the address and determine
// the address type. It is also required for the upcoming call to
// PayToAddrScript.
addressStr := "DsSej1qR3Fyc8kV176DCh9n9cY9nqf9Quxk"
address, err := dcrutil.DecodeAddress(addressStr, &chaincfg.MainNetParams)
if err != nil {
fmt.Println(err)
return
}
// Create a public key script that pays to the address.
script, err := txscript.PayToAddrScript(address)
if err != nil {
fmt.Println(err)
return
}
fmt.Printf("Script Hex: %x\n", script)
disasm, err := txscript.DisasmString(script)
if err != nil {
fmt.Println(err)
return
}
fmt.Println("Script Disassembly:", disasm)
// Output:
// Script Hex: 76a914128004ff2fcaf13b2b91eb654b1dc2b674f7ec6188ac
// Script Disassembly: OP_DUP OP_HASH160 128004ff2fcaf13b2b91eb654b1dc2b674f7ec61 OP_EQUALVERIFY OP_CHECKSIG
}
// GetNewAddress must be run as many times as necessary with the address pool
// mutex locked. Each time, it returns a single new address while adding that
// address to the toDelete map. If the address pool runs out of addresses, it
// generates more from the address manager.
//
// This function MUST be called with the address pool mutex held and batch
// finish or rollback must be called after.
func (a *addressPool) getNewAddress(waddrmgrNs walletdb.ReadWriteBucket) (dcrutil.Address, error) {
if !a.started {
return nil, fmt.Errorf("failed to getNewAddress; pool not started")
}
chainClient, err := a.wallet.requireChainClient()
if err != nil {
return nil, err
}
// Replenish the pool if we're at the last address.
if a.cursor == len(a.addresses)-1 || len(a.addresses) == 0 {
var nextAddrFunc func(walletdb.ReadWriteBucket, uint32, uint32) ([]waddrmgr.ManagedAddress, error)
switch a.branch {
case waddrmgr.InternalBranch:
nextAddrFunc = a.wallet.Manager.NextInternalAddresses
case waddrmgr.ExternalBranch:
nextAddrFunc = a.wallet.Manager.NextExternalAddresses
default:
return nil, fmt.Errorf("unknown default account branch %v", a.branch)
}
addrs, err := nextAddrFunc(waddrmgrNs, a.account, addressPoolBuffer)
if err != nil {
return nil, err
}
for _, addr := range addrs {
a.addresses = append(a.addresses, addr.Address().EncodeAddress())
}
}
// As these are all encoded addresses, we should never throw an error
// converting back.
curAddressStr := a.addresses[a.cursor]
curAddress, err := dcrutil.DecodeAddress(curAddressStr, a.wallet.chainParams)
if err != nil {
return nil, fmt.Errorf("unexpected error decoding address %s: %s",
curAddressStr, err.Error())
}
log.Debugf("Get new address for branch %v returned %s (idx %v) from "+
"the address pool", a.branch, curAddressStr, a.index)
// Add the address to the notifications watcher.
addrs := []dcrutil.Address{curAddress}
err = chainClient.LoadTxFilter(false, addrs, nil)
if err != nil {
return nil, err
}
a.cursor++
a.index++
return curAddress, nil
}
func TestSignMultiSigUTXOPkScriptNotP2SH(t *testing.T) {
tearDown, pool, _ := TstCreatePoolAndTxStore(t)
defer tearDown()
mgr := pool.Manager()
tx := createWithdrawalTx(t, pool, []int64{4e6}, []int64{})
addr, _ := dcrutil.DecodeAddress("1MirQ9bwyQcGVJPwKUgapu5ouK2E2Ey4gX", mgr.ChainParams())
pubKeyHashPkScript, _ := txscript.PayToAddrScript(addr.(*dcrutil.AddressPubKeyHash))
msgtx := tx.toMsgTx()
err := signMultiSigUTXO(mgr, msgtx, 0, pubKeyHashPkScript, []RawSig{RawSig{}})
TstCheckError(t, "", err, ErrTxSigning)
}
// GetNewAddress must be run as many times as necessary with the address pool
// mutex locked. Each time, it returns a single new address while adding that
// address to the toDelete map. If the address pool runs out of addresses, it
// generates more from the address manager.
func (a *addressPool) GetNewAddress() (dcrutil.Address, error) {
// Replenish the pool if we're at the last address.
if a.cursor == len(a.addresses)-1 || len(a.addresses) == 0 {
if a.branch == waddrmgr.InternalBranch {
addrs, err :=
a.wallet.Manager.NextInternalAddresses(
waddrmgr.DefaultAccountNum, addressPoolBuffer)
if err != nil {
return nil, err
}
for _, addr := range addrs {
a.addresses = append(a.addresses, addr.Address().EncodeAddress())
}
}
if a.branch == waddrmgr.ExternalBranch {
addrs, err :=
a.wallet.Manager.NextExternalAddresses(
waddrmgr.DefaultAccountNum, addressPoolBuffer)
if err != nil {
return nil, err
}
for _, addr := range addrs {
a.addresses = append(a.addresses, addr.Address().EncodeAddress())
}
}
}
// As these are all encoded addresses, we should never throw an error
// converting back.
curAddressStr := a.addresses[a.cursor]
curAddress, _ := dcrutil.DecodeAddress(curAddressStr, a.wallet.chainParams)
a.cursor++
// Add the address to the notifications watcher.
addrs := make([]dcrutil.Address, 1)
addrs[0] = curAddress
if err := a.wallet.chainSvr.NotifyReceived(addrs); err != nil {
return nil, err
}
return curAddress, nil
}
func TstNewOutputRequest(t *testing.T, transaction uint32, address string, amount dcrutil.Amount,
net *chaincfg.Params) OutputRequest {
addr, err := dcrutil.DecodeAddress(address, net)
if err != nil {
t.Fatalf("Unable to decode address %s", address)
}
pkScript, err := txscript.PayToAddrScript(addr)
if err != nil {
t.Fatalf("Unable to generate pkScript for %v", addr)
}
return OutputRequest{
PkScript: pkScript,
Address: addr,
Amount: amount,
Server: "server",
Transaction: transaction,
}
}
func TestSignMultiSigUTXORedeemScriptNotFound(t *testing.T) {
tearDown, pool, _ := TstCreatePoolAndTxStore(t)
defer tearDown()
mgr := pool.Manager()
tx := createWithdrawalTx(t, pool, []int64{4e6}, []int64{})
// This is a P2SH address for which the addr manager doesn't have the redeem
// script.
addr, _ := dcrutil.DecodeAddress("3Hb4xcebcKg4DiETJfwjh8sF4uDw9rqtVC", mgr.ChainParams())
if _, err := mgr.Address(addr); err == nil {
t.Fatalf("Address %s found in manager when it shouldn't", addr)
}
msgtx := tx.toMsgTx()
pkScript, _ := txscript.PayToAddrScript(addr.(*dcrutil.AddressScriptHash))
err := signMultiSigUTXO(mgr, msgtx, 0, pkScript, []RawSig{RawSig{}})
TstCheckError(t, "", err, ErrTxSigning)
}
// checkOutputsMatch checks that the outputs in the tx match the expected ones.
func checkOutputsMatch(t *testing.T, msgtx *wire.MsgTx, expected map[string]dcrutil.Amount) {
// This is a bit convoluted because the index of the change output is randomized.
for addrStr, v := range expected {
addr, err := dcrutil.DecodeAddress(addrStr, &chaincfg.TestNetParams)
if err != nil {
t.Fatalf("Cannot decode address: %v", err)
}
pkScript, err := txscript.PayToAddrScript(addr)
if err != nil {
t.Fatalf("Cannot create pkScript: %v", err)
}
found := false
for _, txout := range msgtx.TxOut {
if reflect.DeepEqual(txout.PkScript, pkScript) && txout.Value == int64(v) {
found = true
break
}
}
if !found {
t.Fatalf("PkScript %v not found in msgtx.TxOut: %v", pkScript, msgtx.TxOut)
}
}
}
// CoinbasePaysTax checks to see if a given block's coinbase correctly pays
// tax to the developer organization.
func CoinbasePaysTax(tx *dcrutil.Tx, height uint32, voters uint16,
params *chaincfg.Params) error {
// Taxes only apply from block 2 onwards.
if height <= 1 {
return nil
}
// Tax is disabled.
if params.BlockTaxProportion == 0 {
return nil
}
if len(tx.MsgTx().TxOut) == 0 {
errStr := fmt.Sprintf("invalid coinbase (no outputs)")
return ruleError(ErrNoTxOutputs, errStr)
}
// Coinbase output 0 must be the subsidy to the dev organization.
taxPkVersion := tx.MsgTx().TxOut[0].Version
taxPkScript := tx.MsgTx().TxOut[0].PkScript
class, addrs, _, err :=
txscript.ExtractPkScriptAddrs(taxPkVersion, taxPkScript, params)
// The script can't be a weird class.
if !(class == txscript.ScriptHashTy ||
class == txscript.PubKeyHashTy ||
class == txscript.PubKeyTy) {
errStr := fmt.Sprintf("wrong script class for tax output")
return ruleError(ErrNoTax, errStr)
}
// There should only be one address.
if len(addrs) != 1 {
errStr := fmt.Sprintf("no or too many addresses in output")
return ruleError(ErrNoTax, errStr)
}
// Decode the organization address.
addrOrg, err := dcrutil.DecodeAddress(params.OrganizationAddress, params)
if err != nil {
return err
}
if !bytes.Equal(addrs[0].ScriptAddress(), addrOrg.ScriptAddress()) {
errStr := fmt.Sprintf("address in output 0 has non matching org "+
"address; got %v (hash160 %x), want %v (hash160 %x)",
addrs[0].EncodeAddress(),
addrs[0].ScriptAddress(),
addrOrg.EncodeAddress(),
addrOrg.ScriptAddress())
return ruleError(ErrNoTax, errStr)
}
// Get the amount of subsidy that should have been paid out to
// the organization, then check it.
orgSubsidy := CalcBlockTaxSubsidy(int64(height), voters, params)
amountFound := tx.MsgTx().TxOut[0].Value
if orgSubsidy != amountFound {
errStr := fmt.Sprintf("amount in output 0 has non matching org "+
"calculated amount; got %v, want %v", amountFound, orgSubsidy)
return ruleError(ErrNoTax, errStr)
}
return nil
}
// BlockOneCoinbasePaysTokens checks to see if the first block coinbase pays
// out to the network initial token ledger.
func BlockOneCoinbasePaysTokens(tx *dcrutil.Tx, params *chaincfg.Params) error {
// If no ledger is specified, just return true.
if len(params.BlockOneLedger) == 0 {
return nil
}
if tx.MsgTx().LockTime != 0 {
errStr := fmt.Sprintf("block 1 coinbase has invalid locktime")
return ruleError(ErrBlockOneTx, errStr)
}
if tx.MsgTx().Expiry != wire.NoExpiryValue {
errStr := fmt.Sprintf("block 1 coinbase has invalid expiry")
return ruleError(ErrBlockOneTx, errStr)
}
if tx.MsgTx().TxIn[0].Sequence != wire.MaxTxInSequenceNum {
errStr := fmt.Sprintf("block 1 coinbase not finalized")
return ruleError(ErrBlockOneInputs, errStr)
}
if len(tx.MsgTx().TxOut) == 0 {
errStr := fmt.Sprintf("coinbase outputs empty in block 1")
return ruleError(ErrBlockOneOutputs, errStr)
}
ledger := params.BlockOneLedger
if len(ledger) != len(tx.MsgTx().TxOut) {
errStr := fmt.Sprintf("wrong number of outputs in block 1 coinbase; "+
"got %v, expected %v", len(tx.MsgTx().TxOut), len(ledger))
return ruleError(ErrBlockOneOutputs, errStr)
}
// Check the addresses and output amounts against those in the ledger.
for i, txout := range tx.MsgTx().TxOut {
if txout.Version != txscript.DefaultScriptVersion {
errStr := fmt.Sprintf("bad block one output version; want %v, got %v",
txscript.DefaultScriptVersion, txout.Version)
return ruleError(ErrBlockOneOutputs, errStr)
}
// There should only be one address.
_, addrs, _, err :=
txscript.ExtractPkScriptAddrs(txout.Version, txout.PkScript, params)
if len(addrs) != 1 {
errStr := fmt.Sprintf("too many addresses in output")
return ruleError(ErrBlockOneOutputs, errStr)
}
addrLedger, err := dcrutil.DecodeAddress(ledger[i].Address, params)
if err != nil {
return err
}
if !bytes.Equal(addrs[0].ScriptAddress(), addrLedger.ScriptAddress()) {
errStr := fmt.Sprintf("address in output %v has non matching "+
"address; got %v (hash160 %x), want %v (hash160 %x)",
i,
addrs[0].EncodeAddress(),
addrs[0].ScriptAddress(),
addrLedger.EncodeAddress(),
addrLedger.ScriptAddress())
return ruleError(ErrBlockOneOutputs, errStr)
}
if txout.Value != ledger[i].Amount {
errStr := fmt.Sprintf("address in output %v has non matching "+
"amount; got %v, want %v", i, txout.Value, ledger[i].Amount)
return ruleError(ErrBlockOneOutputs, errStr)
}
}
return nil
}
func TestAddresses(t *testing.T) {
tests := []struct {
name string
addr string
encoded string
valid bool
result dcrutil.Address
f func() (dcrutil.Address, error)
net *chaincfg.Params
}{
// Positive P2PKH tests.
{
name: "mainnet p2pkh",
addr: "DsR4PRmFaVNSu6SJ6ERM7rPZeGvKviny2e1",
encoded: "DsR4PRmFaVNSu6SJ6ERM7rPZeGvKviny2e1",
valid: true,
result: dcrutil.TstAddressPubKeyHash(
[ripemd160.Size]byte{
0xe3, 0x4c, 0xce, 0x70, 0xc8, 0x63, 0x73, 0x27, 0x3e, 0xfc,
0xc5, 0x4c, 0xe7, 0xd2, 0xa4, 0x91, 0xbb, 0x4a, 0x0e, 0x84},
chaincfg.MainNetParams.PubKeyHashAddrID),
f: func() (dcrutil.Address, error) {
pkHash := []byte{
0xe3, 0x4c, 0xce, 0x70, 0xc8, 0x63, 0x73, 0x27, 0x3e, 0xfc,
0xc5, 0x4c, 0xe7, 0xd2, 0xa4, 0x91, 0xbb, 0x4a, 0x0e, 0x84}
return dcrutil.NewAddressPubKeyHash(pkHash,
&chaincfg.MainNetParams, chainec.ECTypeSecp256k1)
},
net: &chaincfg.MainNetParams,
},
{
name: "mainnet p2pkh 2",
addr: "DcXZ4zkDvDhJUqQ8tKu2KukVXzFo2R8PCwF",
encoded: "DcXZ4zkDvDhJUqQ8tKu2KukVXzFo2R8PCwF",
valid: true,
result: dcrutil.TstAddressPubKeyHash(
[ripemd160.Size]byte{
0x0e, 0xf0, 0x30, 0x10, 0x7f, 0xd2, 0x6e, 0x0b, 0x6b, 0xf4,
0x05, 0x12, 0xbc, 0xa2, 0xce, 0xb1, 0xdd, 0x80, 0xad, 0xaa},
chaincfg.MainNetParams.PubKeyHashAddrID),
f: func() (dcrutil.Address, error) {
pkHash := []byte{
0x0e, 0xf0, 0x30, 0x10, 0x7f, 0xd2, 0x6e, 0x0b, 0x6b, 0xf4,
0x05, 0x12, 0xbc, 0xa2, 0xce, 0xb1, 0xdd, 0x80, 0xad, 0xaa}
return dcrutil.NewAddressPubKeyHash(pkHash,
&chaincfg.MainNetParams, chainec.ECTypeSecp256k1)
},
net: &chaincfg.MainNetParams,
},
{
name: "testnet p2pkh",
addr: "TsmWaPM77WSyA3aiQ2Q1KnwGDVWvEkhipBc",
encoded: "TsmWaPM77WSyA3aiQ2Q1KnwGDVWvEkhipBc",
valid: true,
result: dcrutil.TstAddressPubKeyHash(
[ripemd160.Size]byte{
0x78, 0xb3, 0x16, 0xa0, 0x86, 0x47, 0xd5, 0xb7, 0x72, 0x83,
0xe5, 0x12, 0xd3, 0x60, 0x3f, 0x1f, 0x1c, 0x8d, 0xe6, 0x8f},
chaincfg.TestNetParams.PubKeyHashAddrID),
f: func() (dcrutil.Address, error) {
pkHash := []byte{
0x78, 0xb3, 0x16, 0xa0, 0x86, 0x47, 0xd5, 0xb7, 0x72, 0x83,
0xe5, 0x12, 0xd3, 0x60, 0x3f, 0x1f, 0x1c, 0x8d, 0xe6, 0x8f}
return dcrutil.NewAddressPubKeyHash(pkHash,
&chaincfg.TestNetParams, chainec.ECTypeSecp256k1)
},
net: &chaincfg.TestNetParams,
},
// Negative P2PKH tests.
{
name: "p2pkh wrong hash length",
addr: "",
valid: false,
f: func() (dcrutil.Address, error) {
pkHash := []byte{
0x00, 0x0e, 0xf0, 0x30, 0x10, 0x7f, 0xd2, 0x6e, 0x0b, 0x6b,
0xf4, 0x05, 0x12, 0xbc, 0xa2, 0xce, 0xb1, 0xdd, 0x80, 0xad,
0xaa}
return dcrutil.NewAddressPubKeyHash(pkHash,
&chaincfg.MainNetParams,
chainec.ECTypeSecp256k1)
},
},
{
name: "p2pkh bad checksum",
addr: "TsmWaPM77WSyA3aiQ2Q1KnwGDVWvEkhipBc",
valid: false,
},
// Positive P2SH tests.
{
// Taken from transactions:
// output: 3c9018e8d5615c306d72397f8f5eef44308c98fb576a88e030c25456b4f3a7ac
// input: 837dea37ddc8b1e3ce646f1a656e79bbd8cc7f558ac56a169626d649ebe2a3ba.
name: "mainnet p2sh",
addr: "3QJmV3qfvL9SuYo34YihAf3sRCW3qSinyC",
encoded: "3QJmV3qfvL9SuYo34YihAf3sRCW3qSinyC",
valid: true,
result: dcrutil.TstAddressScriptHash(
[ripemd160.Size]byte{
0xf8, 0x15, 0xb0, 0x36, 0xd9, 0xbb, 0xbc, 0xe5, 0xe9, 0xf2,
0xa0, 0x0a, 0xbd, 0x1b, 0xf3, 0xdc, 0x91, 0xe9, 0x55, 0x10},
chaincfg.MainNetParams.ScriptHashAddrID),
f: func() (dcrutil.Address, error) {
txscript := []byte{
0x52, 0x41, 0x04, 0x91, 0xbb, 0xa2, 0x51, 0x09, 0x12, 0xa5,
0xbd, 0x37, 0xda, 0x1f, 0xb5, 0xb1, 0x67, 0x30, 0x10, 0xe4,
0x3d, 0x2c, 0x6d, 0x81, 0x2c, 0x51, 0x4e, 0x91, 0xbf, 0xa9,
0xf2, 0xeb, 0x12, 0x9e, 0x1c, 0x18, 0x33, 0x29, 0xdb, 0x55,
0xbd, 0x86, 0x8e, 0x20, 0x9a, 0xac, 0x2f, 0xbc, 0x02, 0xcb,
0x33, 0xd9, 0x8f, 0xe7, 0x4b, 0xf2, 0x3f, 0x0c, 0x23, 0x5d,
0x61, 0x26, 0xb1, 0xd8, 0x33, 0x4f, 0x86, 0x41, 0x04, 0x86,
0x5c, 0x40, 0x29, 0x3a, 0x68, 0x0c, 0xb9, 0xc0, 0x20, 0xe7,
0xb1, 0xe1, 0x06, 0xd8, 0xc1, 0x91, 0x6d, 0x3c, 0xef, 0x99,
0xaa, 0x43, 0x1a, 0x56, 0xd2, 0x53, 0xe6, 0x92, 0x56, 0xda,
0xc0, 0x9e, 0xf1, 0x22, 0xb1, 0xa9, 0x86, 0x81, 0x8a, 0x7c,
0xb6, 0x24, 0x53, 0x2f, 0x06, 0x2c, 0x1d, 0x1f, 0x87, 0x22,
0x08, 0x48, 0x61, 0xc5, 0xc3, 0x29, 0x1c, 0xcf, 0xfe, 0xf4,
0xec, 0x68, 0x74, 0x41, 0x04, 0x8d, 0x24, 0x55, 0xd2, 0x40,
0x3e, 0x08, 0x70, 0x8f, 0xc1, 0xf5, 0x56, 0x00, 0x2f, 0x1b,
0x6c, 0xd8, 0x3f, 0x99, 0x2d, 0x08, 0x50, 0x97, 0xf9, 0x97,
0x4a, 0xb0, 0x8a, 0x28, 0x83, 0x8f, 0x07, 0x89, 0x6f, 0xba,
0xb0, 0x8f, 0x39, 0x49, 0x5e, 0x15, 0xfa, 0x6f, 0xad, 0x6e,
0xdb, 0xfb, 0x1e, 0x75, 0x4e, 0x35, 0xfa, 0x1c, 0x78, 0x44,
0xc4, 0x1f, 0x32, 0x2a, 0x18, 0x63, 0xd4, 0x62, 0x13, 0x53,
0xae}
return dcrutil.NewAddressScriptHash(txscript, &chaincfg.MainNetParams)
},
net: &chaincfg.MainNetParams,
},
{
// Taken from transactions:
// output: b0539a45de13b3e0403909b8bd1a555b8cbe45fd4e3f3fda76f3a5f52835c29d
// input: (not yet redeemed at time test was written)
name: "mainnet p2sh 2",
addr: "3NukJ6fYZJ5Kk8bPjycAnruZkE5Q7UW7i8",
encoded: "3NukJ6fYZJ5Kk8bPjycAnruZkE5Q7UW7i8",
valid: true,
result: dcrutil.TstAddressScriptHash(
[ripemd160.Size]byte{
0xe8, 0xc3, 0x00, 0xc8, 0x79, 0x86, 0xef, 0xa8, 0x4c, 0x37,
0xc0, 0x51, 0x99, 0x29, 0x01, 0x9e, 0xf8, 0x6e, 0xb5, 0xb4},
chaincfg.MainNetParams.ScriptHashAddrID),
f: func() (dcrutil.Address, error) {
hash := []byte{
0xe8, 0xc3, 0x00, 0xc8, 0x79, 0x86, 0xef, 0xa8, 0x4c, 0x37,
0xc0, 0x51, 0x99, 0x29, 0x01, 0x9e, 0xf8, 0x6e, 0xb5, 0xb4}
return dcrutil.NewAddressScriptHashFromHash(hash, &chaincfg.MainNetParams)
},
net: &chaincfg.MainNetParams,
},
{
// Taken from bitcoind base58_keys_valid.
name: "testnet p2sh",
addr: "2NBFNJTktNa7GZusGbDbGKRZTxdK9VVez3n",
encoded: "2NBFNJTktNa7GZusGbDbGKRZTxdK9VVez3n",
valid: true,
result: dcrutil.TstAddressScriptHash(
[ripemd160.Size]byte{
0xc5, 0x79, 0x34, 0x2c, 0x2c, 0x4c, 0x92, 0x20, 0x20, 0x5e,
0x2c, 0xdc, 0x28, 0x56, 0x17, 0x04, 0x0c, 0x92, 0x4a, 0x0a},
chaincfg.TestNetParams.ScriptHashAddrID),
f: func() (dcrutil.Address, error) {
hash := []byte{
0xc5, 0x79, 0x34, 0x2c, 0x2c, 0x4c, 0x92, 0x20, 0x20, 0x5e,
0x2c, 0xdc, 0x28, 0x56, 0x17, 0x04, 0x0c, 0x92, 0x4a, 0x0a}
return dcrutil.NewAddressScriptHashFromHash(hash, &chaincfg.TestNetParams)
},
net: &chaincfg.TestNetParams,
},
// Negative P2SH tests.
{
name: "p2sh wrong hash length",
addr: "",
valid: false,
f: func() (dcrutil.Address, error) {
hash := []byte{
0x00, 0xf8, 0x15, 0xb0, 0x36, 0xd9, 0xbb, 0xbc, 0xe5, 0xe9,
0xf2, 0xa0, 0x0a, 0xbd, 0x1b, 0xf3, 0xdc, 0x91, 0xe9, 0x55,
0x10}
return dcrutil.NewAddressScriptHashFromHash(hash, &chaincfg.MainNetParams)
},
},
// Positive P2PK tests.
{
name: "mainnet p2pk compressed (0x02)",
addr: "02192d74d0cb94344c9569c2e77901573d8d7903c3ebec3a957724895dca52c6b4",
encoded: "13CG6SJ3yHUXo4Cr2RY4THLLJrNFuG3gUg",
valid: true,
result: dcrutil.TstAddressPubKey(
[]byte{
0x02, 0x19, 0x2d, 0x74, 0xd0, 0xcb, 0x94, 0x34, 0x4c, 0x95,
0x69, 0xc2, 0xe7, 0x79, 0x01, 0x57, 0x3d, 0x8d, 0x79, 0x03,
0xc3, 0xeb, 0xec, 0x3a, 0x95, 0x77, 0x24, 0x89, 0x5d, 0xca,
0x52, 0xc6, 0xb4},
dcrutil.PKFCompressed, chaincfg.MainNetParams.PubKeyHashAddrID),
f: func() (dcrutil.Address, error) {
serializedPubKey := []byte{
0x02, 0x19, 0x2d, 0x74, 0xd0, 0xcb, 0x94, 0x34, 0x4c, 0x95,
0x69, 0xc2, 0xe7, 0x79, 0x01, 0x57, 0x3d, 0x8d, 0x79, 0x03,
0xc3, 0xeb, 0xec, 0x3a, 0x95, 0x77, 0x24, 0x89, 0x5d, 0xca,
0x52, 0xc6, 0xb4}
return dcrutil.NewAddressSecpPubKey(serializedPubKey, &chaincfg.MainNetParams)
},
net: &chaincfg.MainNetParams,
},
{
name: "mainnet p2pk compressed (0x03)",
addr: "03b0bd634234abbb1ba1e986e884185c61cf43e001f9137f23c2c409273eb16e65",
encoded: "15sHANNUBSh6nDp8XkDPmQcW6n3EFwmvE6",
valid: true,
result: dcrutil.TstAddressPubKey(
[]byte{
0x03, 0xb0, 0xbd, 0x63, 0x42, 0x34, 0xab, 0xbb, 0x1b, 0xa1,
0xe9, 0x86, 0xe8, 0x84, 0x18, 0x5c, 0x61, 0xcf, 0x43, 0xe0,
0x01, 0xf9, 0x13, 0x7f, 0x23, 0xc2, 0xc4, 0x09, 0x27, 0x3e,
0xb1, 0x6e, 0x65},
dcrutil.PKFCompressed, chaincfg.MainNetParams.PubKeyHashAddrID),
f: func() (dcrutil.Address, error) {
serializedPubKey := []byte{
0x03, 0xb0, 0xbd, 0x63, 0x42, 0x34, 0xab, 0xbb, 0x1b, 0xa1,
0xe9, 0x86, 0xe8, 0x84, 0x18, 0x5c, 0x61, 0xcf, 0x43, 0xe0,
0x01, 0xf9, 0x13, 0x7f, 0x23, 0xc2, 0xc4, 0x09, 0x27, 0x3e,
0xb1, 0x6e, 0x65}
return dcrutil.NewAddressSecpPubKey(serializedPubKey, &chaincfg.MainNetParams)
},
net: &chaincfg.MainNetParams,
},
{
name: "mainnet p2pk uncompressed (0x04)",
addr: "0411db93e1dcdb8a016b49840f8c53bc1eb68a382e97b1482ecad7b148a6909a5cb2" +
"e0eaddfb84ccf9744464f82e160bfa9b8b64f9d4c03f999b8643f656b412a3",
encoded: "12cbQLTFMXRnSzktFkuoG3eHoMeFtpTu3S",
valid: true,
result: dcrutil.TstAddressPubKey(
[]byte{
0x04, 0x11, 0xdb, 0x93, 0xe1, 0xdc, 0xdb, 0x8a, 0x01, 0x6b,
0x49, 0x84, 0x0f, 0x8c, 0x53, 0xbc, 0x1e, 0xb6, 0x8a, 0x38,
0x2e, 0x97, 0xb1, 0x48, 0x2e, 0xca, 0xd7, 0xb1, 0x48, 0xa6,
0x90, 0x9a, 0x5c, 0xb2, 0xe0, 0xea, 0xdd, 0xfb, 0x84, 0xcc,
0xf9, 0x74, 0x44, 0x64, 0xf8, 0x2e, 0x16, 0x0b, 0xfa, 0x9b,
0x8b, 0x64, 0xf9, 0xd4, 0xc0, 0x3f, 0x99, 0x9b, 0x86, 0x43,
0xf6, 0x56, 0xb4, 0x12, 0xa3},
dcrutil.PKFUncompressed, chaincfg.MainNetParams.PubKeyHashAddrID),
f: func() (dcrutil.Address, error) {
serializedPubKey := []byte{
0x04, 0x11, 0xdb, 0x93, 0xe1, 0xdc, 0xdb, 0x8a, 0x01, 0x6b,
0x49, 0x84, 0x0f, 0x8c, 0x53, 0xbc, 0x1e, 0xb6, 0x8a, 0x38,
0x2e, 0x97, 0xb1, 0x48, 0x2e, 0xca, 0xd7, 0xb1, 0x48, 0xa6,
0x90, 0x9a, 0x5c, 0xb2, 0xe0, 0xea, 0xdd, 0xfb, 0x84, 0xcc,
0xf9, 0x74, 0x44, 0x64, 0xf8, 0x2e, 0x16, 0x0b, 0xfa, 0x9b,
0x8b, 0x64, 0xf9, 0xd4, 0xc0, 0x3f, 0x99, 0x9b, 0x86, 0x43,
0xf6, 0x56, 0xb4, 0x12, 0xa3}
return dcrutil.NewAddressSecpPubKey(serializedPubKey, &chaincfg.MainNetParams)
},
net: &chaincfg.MainNetParams,
},
{
name: "mainnet p2pk hybrid (0x06)",
addr: "06192d74d0cb94344c9569c2e77901573d8d7903c3ebec3a957724895dca52c6b4" +
"0d45264838c0bd96852662ce6a847b197376830160c6d2eb5e6a4c44d33f453e",
encoded: "1Ja5rs7XBZnK88EuLVcFqYGMEbBitzchmX",
valid: true,
result: dcrutil.TstAddressPubKey(
[]byte{
0x06, 0x19, 0x2d, 0x74, 0xd0, 0xcb, 0x94, 0x34, 0x4c, 0x95,
0x69, 0xc2, 0xe7, 0x79, 0x01, 0x57, 0x3d, 0x8d, 0x79, 0x03,
0xc3, 0xeb, 0xec, 0x3a, 0x95, 0x77, 0x24, 0x89, 0x5d, 0xca,
0x52, 0xc6, 0xb4, 0x0d, 0x45, 0x26, 0x48, 0x38, 0xc0, 0xbd,
0x96, 0x85, 0x26, 0x62, 0xce, 0x6a, 0x84, 0x7b, 0x19, 0x73,
0x76, 0x83, 0x01, 0x60, 0xc6, 0xd2, 0xeb, 0x5e, 0x6a, 0x4c,
0x44, 0xd3, 0x3f, 0x45, 0x3e},
dcrutil.PKFHybrid, chaincfg.MainNetParams.PubKeyHashAddrID),
f: func() (dcrutil.Address, error) {
serializedPubKey := []byte{
0x06, 0x19, 0x2d, 0x74, 0xd0, 0xcb, 0x94, 0x34, 0x4c, 0x95,
0x69, 0xc2, 0xe7, 0x79, 0x01, 0x57, 0x3d, 0x8d, 0x79, 0x03,
0xc3, 0xeb, 0xec, 0x3a, 0x95, 0x77, 0x24, 0x89, 0x5d, 0xca,
0x52, 0xc6, 0xb4, 0x0d, 0x45, 0x26, 0x48, 0x38, 0xc0, 0xbd,
0x96, 0x85, 0x26, 0x62, 0xce, 0x6a, 0x84, 0x7b, 0x19, 0x73,
0x76, 0x83, 0x01, 0x60, 0xc6, 0xd2, 0xeb, 0x5e, 0x6a, 0x4c,
0x44, 0xd3, 0x3f, 0x45, 0x3e}
return dcrutil.NewAddressSecpPubKey(serializedPubKey, &chaincfg.MainNetParams)
},
net: &chaincfg.MainNetParams,
},
{
name: "mainnet p2pk hybrid (0x07)",
addr: "07b0bd634234abbb1ba1e986e884185c61cf43e001f9137f23c2c409273eb16e65" +
"37a576782eba668a7ef8bd3b3cfb1edb7117ab65129b8a2e681f3c1e0908ef7b",
encoded: "1ExqMmf6yMxcBMzHjbj41wbqYuqoX6uBLG",
valid: true,
result: dcrutil.TstAddressPubKey(
[]byte{
0x07, 0xb0, 0xbd, 0x63, 0x42, 0x34, 0xab, 0xbb, 0x1b, 0xa1,
0xe9, 0x86, 0xe8, 0x84, 0x18, 0x5c, 0x61, 0xcf, 0x43, 0xe0,
0x01, 0xf9, 0x13, 0x7f, 0x23, 0xc2, 0xc4, 0x09, 0x27, 0x3e,
0xb1, 0x6e, 0x65, 0x37, 0xa5, 0x76, 0x78, 0x2e, 0xba, 0x66,
0x8a, 0x7e, 0xf8, 0xbd, 0x3b, 0x3c, 0xfb, 0x1e, 0xdb, 0x71,
0x17, 0xab, 0x65, 0x12, 0x9b, 0x8a, 0x2e, 0x68, 0x1f, 0x3c,
0x1e, 0x09, 0x08, 0xef, 0x7b},
dcrutil.PKFHybrid, chaincfg.MainNetParams.PubKeyHashAddrID),
f: func() (dcrutil.Address, error) {
serializedPubKey := []byte{
0x07, 0xb0, 0xbd, 0x63, 0x42, 0x34, 0xab, 0xbb, 0x1b, 0xa1,
0xe9, 0x86, 0xe8, 0x84, 0x18, 0x5c, 0x61, 0xcf, 0x43, 0xe0,
0x01, 0xf9, 0x13, 0x7f, 0x23, 0xc2, 0xc4, 0x09, 0x27, 0x3e,
0xb1, 0x6e, 0x65, 0x37, 0xa5, 0x76, 0x78, 0x2e, 0xba, 0x66,
0x8a, 0x7e, 0xf8, 0xbd, 0x3b, 0x3c, 0xfb, 0x1e, 0xdb, 0x71,
0x17, 0xab, 0x65, 0x12, 0x9b, 0x8a, 0x2e, 0x68, 0x1f, 0x3c,
0x1e, 0x09, 0x08, 0xef, 0x7b}
return dcrutil.NewAddressSecpPubKey(serializedPubKey, &chaincfg.MainNetParams)
},
net: &chaincfg.MainNetParams,
},
{
name: "testnet p2pk compressed (0x02)",
addr: "02192d74d0cb94344c9569c2e77901573d8d7903c3ebec3a957724895dca52c6b4",
encoded: "mhiDPVP2nJunaAgTjzWSHCYfAqxxrxzjmo",
valid: true,
result: dcrutil.TstAddressPubKey(
[]byte{
0x02, 0x19, 0x2d, 0x74, 0xd0, 0xcb, 0x94, 0x34, 0x4c, 0x95,
0x69, 0xc2, 0xe7, 0x79, 0x01, 0x57, 0x3d, 0x8d, 0x79, 0x03,
0xc3, 0xeb, 0xec, 0x3a, 0x95, 0x77, 0x24, 0x89, 0x5d, 0xca,
0x52, 0xc6, 0xb4},
dcrutil.PKFCompressed, chaincfg.TestNetParams.PubKeyHashAddrID),
f: func() (dcrutil.Address, error) {
serializedPubKey := []byte{
0x02, 0x19, 0x2d, 0x74, 0xd0, 0xcb, 0x94, 0x34, 0x4c, 0x95,
0x69, 0xc2, 0xe7, 0x79, 0x01, 0x57, 0x3d, 0x8d, 0x79, 0x03,
0xc3, 0xeb, 0xec, 0x3a, 0x95, 0x77, 0x24, 0x89, 0x5d, 0xca,
0x52, 0xc6, 0xb4}
return dcrutil.NewAddressSecpPubKey(serializedPubKey, &chaincfg.TestNetParams)
},
net: &chaincfg.TestNetParams,
},
{
name: "testnet p2pk compressed (0x03)",
addr: "03b0bd634234abbb1ba1e986e884185c61cf43e001f9137f23c2c409273eb16e65",
encoded: "mkPETRTSzU8MZLHkFKBmbKppxmdw9qT42t",
valid: true,
result: dcrutil.TstAddressPubKey(
[]byte{
0x03, 0xb0, 0xbd, 0x63, 0x42, 0x34, 0xab, 0xbb, 0x1b, 0xa1,
0xe9, 0x86, 0xe8, 0x84, 0x18, 0x5c, 0x61, 0xcf, 0x43, 0xe0,
0x01, 0xf9, 0x13, 0x7f, 0x23, 0xc2, 0xc4, 0x09, 0x27, 0x3e,
0xb1, 0x6e, 0x65},
dcrutil.PKFCompressed, chaincfg.TestNetParams.PubKeyHashAddrID),
f: func() (dcrutil.Address, error) {
serializedPubKey := []byte{
0x03, 0xb0, 0xbd, 0x63, 0x42, 0x34, 0xab, 0xbb, 0x1b, 0xa1,
0xe9, 0x86, 0xe8, 0x84, 0x18, 0x5c, 0x61, 0xcf, 0x43, 0xe0,
0x01, 0xf9, 0x13, 0x7f, 0x23, 0xc2, 0xc4, 0x09, 0x27, 0x3e,
0xb1, 0x6e, 0x65}
return dcrutil.NewAddressSecpPubKey(serializedPubKey, &chaincfg.TestNetParams)
},
net: &chaincfg.TestNetParams,
},
{
name: "testnet p2pk uncompressed (0x04)",
addr: "0411db93e1dcdb8a016b49840f8c53bc1eb68a382e97b1482ecad7b148a6909a5" +
"cb2e0eaddfb84ccf9744464f82e160bfa9b8b64f9d4c03f999b8643f656b412a3",
encoded: "mh8YhPYEAYs3E7EVyKtB5xrcfMExkkdEMF",
valid: true,
result: dcrutil.TstAddressPubKey(
[]byte{
0x04, 0x11, 0xdb, 0x93, 0xe1, 0xdc, 0xdb, 0x8a, 0x01, 0x6b,
0x49, 0x84, 0x0f, 0x8c, 0x53, 0xbc, 0x1e, 0xb6, 0x8a, 0x38,
0x2e, 0x97, 0xb1, 0x48, 0x2e, 0xca, 0xd7, 0xb1, 0x48, 0xa6,
0x90, 0x9a, 0x5c, 0xb2, 0xe0, 0xea, 0xdd, 0xfb, 0x84, 0xcc,
0xf9, 0x74, 0x44, 0x64, 0xf8, 0x2e, 0x16, 0x0b, 0xfa, 0x9b,
0x8b, 0x64, 0xf9, 0xd4, 0xc0, 0x3f, 0x99, 0x9b, 0x86, 0x43,
0xf6, 0x56, 0xb4, 0x12, 0xa3},
dcrutil.PKFUncompressed, chaincfg.TestNetParams.PubKeyHashAddrID),
f: func() (dcrutil.Address, error) {
serializedPubKey := []byte{
0x04, 0x11, 0xdb, 0x93, 0xe1, 0xdc, 0xdb, 0x8a, 0x01, 0x6b,
0x49, 0x84, 0x0f, 0x8c, 0x53, 0xbc, 0x1e, 0xb6, 0x8a, 0x38,
0x2e, 0x97, 0xb1, 0x48, 0x2e, 0xca, 0xd7, 0xb1, 0x48, 0xa6,
0x90, 0x9a, 0x5c, 0xb2, 0xe0, 0xea, 0xdd, 0xfb, 0x84, 0xcc,
0xf9, 0x74, 0x44, 0x64, 0xf8, 0x2e, 0x16, 0x0b, 0xfa, 0x9b,
0x8b, 0x64, 0xf9, 0xd4, 0xc0, 0x3f, 0x99, 0x9b, 0x86, 0x43,
0xf6, 0x56, 0xb4, 0x12, 0xa3}
return dcrutil.NewAddressSecpPubKey(serializedPubKey, &chaincfg.TestNetParams)
},
net: &chaincfg.TestNetParams,
},
{
name: "testnet p2pk hybrid (0x06)",
addr: "06192d74d0cb94344c9569c2e77901573d8d7903c3ebec3a957724895dca52c6b" +
"40d45264838c0bd96852662ce6a847b197376830160c6d2eb5e6a4c44d33f453e",
encoded: "my639vCVzbDZuEiX44adfTUg6anRomZLEP",
valid: true,
result: dcrutil.TstAddressPubKey(
[]byte{
0x06, 0x19, 0x2d, 0x74, 0xd0, 0xcb, 0x94, 0x34, 0x4c, 0x95,
0x69, 0xc2, 0xe7, 0x79, 0x01, 0x57, 0x3d, 0x8d, 0x79, 0x03,
0xc3, 0xeb, 0xec, 0x3a, 0x95, 0x77, 0x24, 0x89, 0x5d, 0xca,
0x52, 0xc6, 0xb4, 0x0d, 0x45, 0x26, 0x48, 0x38, 0xc0, 0xbd,
0x96, 0x85, 0x26, 0x62, 0xce, 0x6a, 0x84, 0x7b, 0x19, 0x73,
0x76, 0x83, 0x01, 0x60, 0xc6, 0xd2, 0xeb, 0x5e, 0x6a, 0x4c,
0x44, 0xd3, 0x3f, 0x45, 0x3e},
dcrutil.PKFHybrid, chaincfg.TestNetParams.PubKeyHashAddrID),
f: func() (dcrutil.Address, error) {
serializedPubKey := []byte{
0x06, 0x19, 0x2d, 0x74, 0xd0, 0xcb, 0x94, 0x34, 0x4c, 0x95,
0x69, 0xc2, 0xe7, 0x79, 0x01, 0x57, 0x3d, 0x8d, 0x79, 0x03,
0xc3, 0xeb, 0xec, 0x3a, 0x95, 0x77, 0x24, 0x89, 0x5d, 0xca,
0x52, 0xc6, 0xb4, 0x0d, 0x45, 0x26, 0x48, 0x38, 0xc0, 0xbd,
0x96, 0x85, 0x26, 0x62, 0xce, 0x6a, 0x84, 0x7b, 0x19, 0x73,
0x76, 0x83, 0x01, 0x60, 0xc6, 0xd2, 0xeb, 0x5e, 0x6a, 0x4c,
0x44, 0xd3, 0x3f, 0x45, 0x3e}
return dcrutil.NewAddressSecpPubKey(serializedPubKey, &chaincfg.TestNetParams)
},
net: &chaincfg.TestNetParams,
},
{
name: "testnet p2pk hybrid (0x07)",
addr: "07b0bd634234abbb1ba1e986e884185c61cf43e001f9137f23c2c409273eb16e6" +
"537a576782eba668a7ef8bd3b3cfb1edb7117ab65129b8a2e681f3c1e0908ef7b",
encoded: "muUnepk5nPPrxUTuTAhRqrpAQuSWS5fVii",
valid: true,
result: dcrutil.TstAddressPubKey(
[]byte{
0x07, 0xb0, 0xbd, 0x63, 0x42, 0x34, 0xab, 0xbb, 0x1b, 0xa1,
0xe9, 0x86, 0xe8, 0x84, 0x18, 0x5c, 0x61, 0xcf, 0x43, 0xe0,
0x01, 0xf9, 0x13, 0x7f, 0x23, 0xc2, 0xc4, 0x09, 0x27, 0x3e,
0xb1, 0x6e, 0x65, 0x37, 0xa5, 0x76, 0x78, 0x2e, 0xba, 0x66,
0x8a, 0x7e, 0xf8, 0xbd, 0x3b, 0x3c, 0xfb, 0x1e, 0xdb, 0x71,
0x17, 0xab, 0x65, 0x12, 0x9b, 0x8a, 0x2e, 0x68, 0x1f, 0x3c,
0x1e, 0x09, 0x08, 0xef, 0x7b},
dcrutil.PKFHybrid, chaincfg.TestNetParams.PubKeyHashAddrID),
f: func() (dcrutil.Address, error) {
serializedPubKey := []byte{
0x07, 0xb0, 0xbd, 0x63, 0x42, 0x34, 0xab, 0xbb, 0x1b, 0xa1,
0xe9, 0x86, 0xe8, 0x84, 0x18, 0x5c, 0x61, 0xcf, 0x43, 0xe0,
0x01, 0xf9, 0x13, 0x7f, 0x23, 0xc2, 0xc4, 0x09, 0x27, 0x3e,
0xb1, 0x6e, 0x65, 0x37, 0xa5, 0x76, 0x78, 0x2e, 0xba, 0x66,
0x8a, 0x7e, 0xf8, 0xbd, 0x3b, 0x3c, 0xfb, 0x1e, 0xdb, 0x71,
0x17, 0xab, 0x65, 0x12, 0x9b, 0x8a, 0x2e, 0x68, 0x1f, 0x3c,
0x1e, 0x09, 0x08, 0xef, 0x7b}
return dcrutil.NewAddressSecpPubKey(serializedPubKey, &chaincfg.TestNetParams)
},
net: &chaincfg.TestNetParams,
},
}
for _, test := range tests {
// Decode addr and compare error against valid.
decoded, err := dcrutil.DecodeAddress(test.addr, test.net)
if (err == nil) != test.valid {
t.Errorf("%v: decoding test failed: %v", test.name, err)
return
}
if err == nil {
// Ensure the stringer returns the same address as the
// original.
if decodedStringer, ok := decoded.(fmt.Stringer); ok {
if test.addr != decodedStringer.String() {
t.Errorf("%v: String on decoded value does not match expected value: %v != %v",
test.name, test.addr, decodedStringer.String())
return
}
}
// Encode again and compare against the original.
encoded := decoded.EncodeAddress()
if test.encoded != encoded {
t.Errorf("%v: decoding and encoding produced different addressess: %v != %v",
test.name, test.encoded, encoded)
return
}
// Perform type-specific calculations.
var saddr []byte
switch d := decoded.(type) {
case *dcrutil.AddressPubKeyHash:
saddr = dcrutil.TstAddressSAddr(encoded)
case *dcrutil.AddressScriptHash:
saddr = dcrutil.TstAddressSAddr(encoded)
case *dcrutil.AddressSecpPubKey:
// Ignore the error here since the script
// address is checked below.
saddr, _ = hex.DecodeString(d.String())
case *dcrutil.AddressEdwardsPubKey:
// Ignore the error here since the script
// address is checked below.
saddr, _ = hex.DecodeString(d.String())
case *dcrutil.AddressSecSchnorrPubKey:
// Ignore the error here since the script
// address is checked below.
saddr, _ = hex.DecodeString(d.String())
}
// Check script address, as well as the Hash160 method for P2PKH and
// P2SH addresses.
if !bytes.Equal(saddr, decoded.ScriptAddress()) {
t.Errorf("%v: script addresses do not match:\n%x != \n%x",
test.name, saddr, decoded.ScriptAddress())
return
}
switch a := decoded.(type) {
case *dcrutil.AddressPubKeyHash:
if h := a.Hash160()[:]; !bytes.Equal(saddr, h) {
t.Errorf("%v: hashes do not match:\n%x != \n%x",
test.name, saddr, h)
return
}
case *dcrutil.AddressScriptHash:
if h := a.Hash160()[:]; !bytes.Equal(saddr, h) {
t.Errorf("%v: hashes do not match:\n%x != \n%x",
test.name, saddr, h)
return
}
}
// Ensure the address is for the expected network.
if !decoded.IsForNet(test.net) {
t.Errorf("%v: calculated network does not match expected",
test.name)
return
}
}
if !test.valid {
// If address is invalid, but a creation function exists,
// verify that it returns a nil addr and non-nil error.
if test.f != nil {
_, err := test.f()
if err == nil {
t.Errorf("%v: address is invalid but creating new address succeeded",
test.name)
return
}
}
continue
}
// Valid test, compare address created with f against expected result.
addr, err := test.f()
if err != nil {
t.Errorf("%v: address is valid but creating new address failed with error %v",
test.name, err)
return
}
if !reflect.DeepEqual(addr, test.result) {
t.Errorf("%v: created address does not match expected result",
test.name)
return
}
}
}
// This example demonstrates how to use the Pool.StartWithdrawal method.
func Example_startWithdrawal() {
// Create the address manager and votingpool DB namespace. See the example
// for the Create() function for more info on how this is done.
mgr, vpNamespace, tearDownFunc, err := exampleCreateMgrAndDBNamespace()
if err != nil {
fmt.Println(err)
return
}
defer tearDownFunc()
// Create a pool and a series. See the DepositAddress example for more info
// on how this is done.
pool, seriesID, err := exampleCreatePoolAndSeries(mgr, vpNamespace)
if err != nil {
fmt.Println(err)
return
}
// Unlock the manager
if err := mgr.Unlock(privPassphrase); err != nil {
fmt.Println(err)
return
}
defer mgr.Lock()
addr, _ := dcrutil.DecodeAddress("1MirQ9bwyQcGVJPwKUgapu5ouK2E2Ey4gX", mgr.ChainParams())
pkScript, _ := txscript.PayToAddrScript(addr)
requests := []votingpool.OutputRequest{
votingpool.OutputRequest{
PkScript: pkScript,
Address: addr,
Amount: 1e6,
Server: "server-id",
Transaction: 123},
}
changeStart, err := pool.ChangeAddress(seriesID, votingpool.Index(0))
if err != nil {
fmt.Println(err)
return
}
// This is only needed because we have not used any deposit addresses from
// the series, and we cannot create a WithdrawalAddress for an unused
// branch/idx pair.
if err = pool.EnsureUsedAddr(seriesID, votingpool.Branch(1), votingpool.Index(0)); err != nil {
fmt.Println(err)
return
}
startAddr, err := pool.WithdrawalAddress(seriesID, votingpool.Branch(1), votingpool.Index(0))
if err != nil {
fmt.Println(err)
return
}
lastSeriesID := seriesID
dustThreshold := dcrutil.Amount(1e4)
currentBlock := int32(19432)
roundID := uint32(0)
txstore, tearDownFunc, err := exampleCreateTxStore()
if err != nil {
fmt.Println(err)
return
}
_, err = pool.StartWithdrawal(
roundID, requests, *startAddr, lastSeriesID, *changeStart, txstore, currentBlock,
dustThreshold)
if err != nil {
fmt.Println(err)
}
// Output:
//
}
func TestLimitAndSkipFetchTxsForAddr(t *testing.T) {
testDb, err := setUpTestDb(t, "tstdbtxaddr")
if err != nil {
t.Errorf("Failed to open test database %v", err)
return
}
defer testDb.cleanUpFunc()
_, err = testDb.db.InsertBlock(testDb.blocks[0])
if err != nil {
t.Fatalf("failed to insert initial block")
}
// Insert a block with some fake test transactions. The block will have
// 10 copies of a fake transaction involving same address.
addrString := "DsZEAobx6qJ7K2qaHZBA2vBn66Nor8KYAKk"
targetAddr, err := dcrutil.DecodeAddress(addrString, &chaincfg.MainNetParams)
if err != nil {
t.Fatalf("Unable to decode test address: %v", err)
}
outputScript, err := txscript.PayToAddrScript(targetAddr)
if err != nil {
t.Fatalf("Unable make test pkScript %v", err)
}
fakeTxOut := wire.NewTxOut(10, outputScript)
var emptyHash chainhash.Hash
fakeHeader := wire.NewBlockHeader(0, &emptyHash, &emptyHash, &emptyHash, 1, [6]byte{}, 1, 1, 1, 1, 1, 1, 1, 1, 1, [36]byte{})
msgBlock := wire.NewMsgBlock(fakeHeader)
for i := 0; i < 10; i++ {
mtx := wire.NewMsgTx()
mtx.AddTxOut(fakeTxOut)
msgBlock.AddTransaction(mtx)
}
lastBlock := testDb.blocks[0]
msgBlock.Header.PrevBlock = *lastBlock.Sha()
// Insert the test block into the DB.
testBlock := dcrutil.NewBlock(msgBlock)
newheight, err := testDb.db.InsertBlock(testBlock)
if err != nil {
t.Fatalf("Unable to insert block into db: %v", err)
}
// Create and insert an address index for out test addr.
txLoc, _, _ := testBlock.TxLoc()
index := make(database.BlockAddrIndex, len(txLoc))
for i := range testBlock.Transactions() {
var hash160 [ripemd160.Size]byte
scriptAddr := targetAddr.ScriptAddress()
copy(hash160[:], scriptAddr[:])
txAddrIndex := &database.TxAddrIndex{
Hash160: hash160,
Height: uint32(newheight),
TxOffset: uint32(txLoc[i].TxStart),
TxLen: uint32(txLoc[i].TxLen),
}
index[i] = txAddrIndex
}
blkSha := testBlock.Sha()
err = testDb.db.UpdateAddrIndexForBlock(blkSha, newheight, index)
if err != nil {
t.Fatalf("UpdateAddrIndexForBlock: failed to index"+
" addrs for block #%d (%s) "+
"err %v", newheight, blkSha, err)
return
}
// Try skipping the first 4 results, should get 6 in return.
txReply, err := testDb.db.FetchTxsForAddr(targetAddr, 4, 100000)
if err != nil {
t.Fatalf("Unable to fetch transactions for address: %v", err)
}
if len(txReply) != 6 {
t.Fatalf("Did not correctly skip forward in txs for address reply"+
" got %v txs, expected %v", len(txReply), 6)
}
// Limit the number of results to 3.
txReply, err = testDb.db.FetchTxsForAddr(targetAddr, 0, 3)
if err != nil {
t.Fatalf("Unable to fetch transactions for address: %v", err)
}
if len(txReply) != 3 {
t.Fatalf("Did not correctly limit in txs for address reply"+
" got %v txs, expected %v", len(txReply), 3)
}
// Skip 1, limit 5.
txReply, err = testDb.db.FetchTxsForAddr(targetAddr, 1, 5)
if err != nil {
t.Fatalf("Unable to fetch transactions for address: %v", err)
}
if len(txReply) != 5 {
t.Fatalf("Did not correctly limit in txs for address reply"+
" got %v txs, expected %v", len(txReply), 5)
}
}
func main() {
// 1. Load the UTXOs ----------------------------------------------------------
unspentFile, err := os.Open("unspent.json")
if err != nil {
fmt.Println("error opening unspent file unspent.json", err.Error())
}
var utxos []dcrjson.ListUnspentResult
jsonParser := json.NewDecoder(unspentFile)
if err = jsonParser.Decode(&utxos); err != nil {
fmt.Println("error parsing unspent file", err.Error())
}
// Sort the inputs so that the largest one is first.
inputs := extendedOutPoints{convertJSONUnspentToOutPoints(utxos)}
sort.Sort(sort.Reverse(inputs))
// 2. Load the config ---------------------------------------------------------
configFile, err := os.Open("config.json")
if err != nil {
fmt.Println("error opening config file config.json", err.Error())
}
cfg := new(configJSON)
jsonParser = json.NewDecoder(configFile)
if err = jsonParser.Decode(cfg); err != nil {
fmt.Println("error parsing config file", err.Error())
}
// 3. Check the config and parse ----------------------------------------------
switch cfg.Network {
case "testnet":
params = &chaincfg.TestNetParams
case "mainnet":
params = &chaincfg.MainNetParams
case "simnet":
params = &chaincfg.SimNetParams
default:
fmt.Println("Failed to parse a correct network")
return
}
maxTxSize = params.MaximumBlockSize - 75000
sendToAddress, err := dcrutil.DecodeAddress(cfg.SendToAddress, params)
if err != nil {
fmt.Println("Failed to parse tx address: ", err.Error())
}
// 4. Create the transaction --------------------------------------------------
// First get how much we're sending.
allInAmts := int64(0)
var utxosToUse []*extendedOutPoint
for _, utxo := range inputs.eops {
utxosToUse = append(utxosToUse, utxo)
allInAmts += utxo.amt
}
// Convert to KB.
sz := float64(estimateTxSize(len(utxosToUse), 1)) / 1000
feeEst := int64(math.Ceil(sz * float64(cfg.TxFee)))
tx, err := makeTx(params, utxosToUse, sendToAddress, feeEst)
if err != nil {
fmt.Println("Couldn't produce tx: ", err.Error())
return
}
if tx.SerializeSize() > maxTxSize {
fmt.Printf("tx too big: got %v, max %v", tx.SerializeSize(),
maxTxSize)
return
}
// 5. Write the transactions to files in raw form with the proper command
// required to sign them.
txB, err := tx.Bytes()
if err != nil {
fmt.Println("Failed to serialize tx: ", err.Error())
return
}
// The command to sign the transaction.
var buf bytes.Buffer
buf.WriteString("dcrctl ")
buf.WriteString(cfg.DcrctlArgs)
buf.WriteString(" signrawtransaction ")
buf.WriteString(hex.EncodeToString(txB))
buf.WriteString(" '[")
last := len(utxosToUse) - 1
for i, utxo := range utxosToUse {
buf.WriteString("{\"txid\":\"")
buf.WriteString(utxo.op.Hash.String())
buf.WriteString("\",\"vout\":")
buf.WriteString(fmt.Sprintf("%v", utxo.op.Index))
buf.WriteString(",\"tree\":")
buf.WriteString(fmt.Sprintf("%v", utxo.op.Tree))
buf.WriteString(",\"scriptpubkey\":\"")
buf.WriteString(hex.EncodeToString(utxo.pkScript))
buf.WriteString("\",\"redeemscript\":\"\"}")
if i != last {
buf.WriteString(",")
}
}
buf.WriteString("]' ")
buf.WriteString("| jq -r .hex")
err = ioutil.WriteFile("sign.sh", []byte(buf.String()), 0755)
if err != nil {
fmt.Println("Failed to write signing script: ", err.Error())
return
}
fmt.Println("Successfully wrote transaction to sign script.")
}
// loadConfig initializes and parses the config using a config file and command
// line options.
//
// The configuration proceeds as follows:
// 1) Start with a default config with sane settings
// 2) Pre-parse the command line to check for an alternative config file
// 3) Load configuration file overwriting defaults with any specified options
// 4) Parse CLI options and overwrite/add any specified options
//
// The above results in dcrwallet functioning properly without any config
// settings while still allowing the user to override settings with config files
// and command line options. Command line options always take precedence.
// The bool returned indicates whether or not the wallet was recreated from a
// seed and needs to perform the initial resync. The []byte is the private
// passphrase required to do the sync for this special case.
func loadConfig() (*config, []string, error) {
loadConfigError := func(err error) (*config, []string, error) {
return nil, nil, err
}
// Default config.
cfg := config{
DebugLevel: defaultLogLevel,
ConfigFile: defaultConfigFile,
AppDataDir: defaultAppDataDir,
LogDir: defaultLogDir,
WalletPass: wallet.InsecurePubPassphrase,
PromptPass: defaultPromptPass,
RPCKey: defaultRPCKeyFile,
RPCCert: defaultRPCCertFile,
LegacyRPCMaxClients: defaultRPCMaxClients,
LegacyRPCMaxWebsockets: defaultRPCMaxWebsockets,
EnableStakeMining: defaultEnableStakeMining,
VoteBits: defaultVoteBits,
VoteBitsExtended: defaultVoteBitsExtended,
BalanceToMaintain: defaultBalanceToMaintain,
ReuseAddresses: defaultReuseAddresses,
RollbackTest: defaultRollbackTest,
PruneTickets: defaultPruneTickets,
TicketMaxPrice: defaultTicketMaxPrice,
TicketBuyFreq: defaultTicketBuyFreq,
AutomaticRepair: defaultAutomaticRepair,
UnsafeMainNet: defaultUnsafeMainNet,
AddrIdxScanLen: defaultAddrIdxScanLen,
StakePoolColdExtKey: defaultStakePoolColdExtKey,
AllowHighFees: defaultAllowHighFees,
DataDir: defaultAppDataDir,
}
// Pre-parse the command line options to see if an alternative config
// file or the version flag was specified.
preCfg := cfg
preParser := flags.NewParser(&preCfg, flags.Default)
_, err := preParser.Parse()
if err != nil {
if e, ok := err.(*flags.Error); !ok || e.Type != flags.ErrHelp {
preParser.WriteHelp(os.Stderr)
}
return loadConfigError(err)
}
// Show the version and exit if the version flag was specified.
funcName := "loadConfig"
appName := filepath.Base(os.Args[0])
appName = strings.TrimSuffix(appName, filepath.Ext(appName))
usageMessage := fmt.Sprintf("Use %s -h to show usage", appName)
if preCfg.ShowVersion {
fmt.Println(appName, "version", version())
os.Exit(0)
}
// Load additional config from file.
var configFileError error
parser := flags.NewParser(&cfg, flags.Default)
configFilePath := preCfg.ConfigFile
if configFilePath == defaultConfigFile {
appDataDir := preCfg.AppDataDir
if appDataDir == defaultAppDataDir && preCfg.DataDir != defaultAppDataDir {
appDataDir = cleanAndExpandPath(preCfg.DataDir)
}
if appDataDir != defaultAppDataDir {
configFilePath = filepath.Join(appDataDir, defaultConfigFilename)
}
} else {
configFilePath = cleanAndExpandPath(configFilePath)
}
err = flags.NewIniParser(parser).ParseFile(configFilePath)
if err != nil {
if _, ok := err.(*os.PathError); !ok {
fmt.Fprintln(os.Stderr, err)
parser.WriteHelp(os.Stderr)
return loadConfigError(err)
}
configFileError = err
}
// Parse command line options again to ensure they take precedence.
remainingArgs, err := parser.Parse()
if err != nil {
if e, ok := err.(*flags.Error); !ok || e.Type != flags.ErrHelp {
parser.WriteHelp(os.Stderr)
}
return loadConfigError(err)
}
// Warn about missing config file after the final command line parse
// succeeds. This prevents the warning on help messages and invalid
// options.
if configFileError != nil {
log.Warnf("%v", configFileError)
}
// Check deprecated aliases. The new options receive priority when both
// are changed from the default.
if cfg.DataDir != defaultAppDataDir {
fmt.Fprintln(os.Stderr, "datadir option has been replaced by "+
"appdata -- please update your config")
if cfg.AppDataDir == defaultAppDataDir {
cfg.AppDataDir = cfg.DataDir
}
}
// If an alternate data directory was specified, and paths with defaults
// relative to the data dir are unchanged, modify each path to be
// relative to the new data dir.
if cfg.AppDataDir != defaultAppDataDir {
cfg.AppDataDir = cleanAndExpandPath(cfg.AppDataDir)
if cfg.RPCKey == defaultRPCKeyFile {
cfg.RPCKey = filepath.Join(cfg.AppDataDir, "rpc.key")
}
if cfg.RPCCert == defaultRPCCertFile {
cfg.RPCCert = filepath.Join(cfg.AppDataDir, "rpc.cert")
}
if cfg.LogDir == defaultLogDir {
cfg.LogDir = filepath.Join(cfg.AppDataDir, defaultLogDirname)
}
}
// Choose the active network params based on the selected network.
// Multiple networks can't be selected simultaneously.
numNets := 0
if cfg.TestNet {
activeNet = &netparams.TestNetParams
numNets++
}
if cfg.SimNet {
activeNet = &netparams.SimNetParams
numNets++
}
if numNets > 1 {
str := "%s: The testnet and simnet params can't be used " +
"together -- choose one"
err := fmt.Errorf(str, "loadConfig")
fmt.Fprintln(os.Stderr, err)
parser.WriteHelp(os.Stderr)
return loadConfigError(err)
}
// Append the network type to the log directory so it is "namespaced"
// per network.
cfg.LogDir = cleanAndExpandPath(cfg.LogDir)
cfg.LogDir = filepath.Join(cfg.LogDir, activeNet.Params.Name)
// Special show command to list supported subsystems and exit.
if cfg.DebugLevel == "show" {
fmt.Println("Supported subsystems", supportedSubsystems())
os.Exit(0)
}
// Initialize logging at the default logging level.
initSeelogLogger(filepath.Join(cfg.LogDir, defaultLogFilename))
setLogLevels(defaultLogLevel)
// Parse, validate, and set debug log level(s).
if err := parseAndSetDebugLevels(cfg.DebugLevel); err != nil {
err := fmt.Errorf("%s: %v", "loadConfig", err.Error())
fmt.Fprintln(os.Stderr, err)
parser.WriteHelp(os.Stderr)
return loadConfigError(err)
}
// Exit if you try to use a simulation wallet with a standard
// data directory.
if cfg.AppDataDir == defaultAppDataDir && cfg.CreateTemp {
fmt.Fprintln(os.Stderr, "Tried to create a temporary simulation "+
"wallet, but failed to specify data directory!")
os.Exit(0)
}
// Exit if you try to use a simulation wallet on anything other than
// simnet or testnet.
if !cfg.SimNet && cfg.CreateTemp {
fmt.Fprintln(os.Stderr, "Tried to create a temporary simulation "+
"wallet for network other than simnet!")
os.Exit(0)
}
// Exit if you tried to do rollback testing on a network other than
// simnet.
if cfg.RollbackTest && !cfg.SimNet {
fmt.Fprintln(os.Stderr, "Tried to do rollback testing of "+
"wallet for network other than simnet!")
os.Exit(0)
}
// Ensure the wallet exists or create it when the create flag is set.
netDir := networkDir(cfg.AppDataDir, activeNet.Params)
dbPath := filepath.Join(netDir, walletDbName)
if cfg.CreateTemp && cfg.Create {
err := fmt.Errorf("The flags --create and --createtemp can not " +
"be specified together. Use --help for more information.")
fmt.Fprintln(os.Stderr, err)
return loadConfigError(err)
}
dbFileExists, err := cfgutil.FileExists(dbPath)
if err != nil {
fmt.Fprintln(os.Stderr, err)
return loadConfigError(err)
}
if cfg.CreateTemp {
tempWalletExists := false
if dbFileExists {
str := fmt.Sprintf("The wallet already exists. Loading this " +
"wallet instead.")
fmt.Fprintln(os.Stdout, str)
tempWalletExists = true
}
// Ensure the data directory for the network exists.
if err := checkCreateDir(netDir); err != nil {
fmt.Fprintln(os.Stderr, err)
return loadConfigError(err)
}
if !tempWalletExists {
// Perform the initial wallet creation wizard.
if err := createSimulationWallet(&cfg); err != nil {
fmt.Fprintln(os.Stderr, "Unable to create wallet:", err)
return loadConfigError(err)
}
}
} else if cfg.Create {
// Error if the create flag is set and the wallet already
// exists.
if dbFileExists {
err := fmt.Errorf("The wallet database file `%v` "+
"already exists.", dbPath)
fmt.Fprintln(os.Stderr, err)
return loadConfigError(err)
}
// Ensure the data directory for the network exists.
if err := checkCreateDir(netDir); err != nil {
fmt.Fprintln(os.Stderr, err)
return loadConfigError(err)
}
// Perform the initial wallet creation wizard.
if !cfg.CreateWatchingOnly {
if err = createWallet(&cfg); err != nil {
fmt.Fprintln(os.Stderr, "Unable to create wallet:", err)
return loadConfigError(err)
}
} else if cfg.CreateWatchingOnly {
if err = createWatchingOnlyWallet(&cfg); err != nil {
fmt.Fprintln(os.Stderr, "Unable to create wallet:", err)
return loadConfigError(err)
}
}
// Created successfully, so exit now with success.
os.Exit(0)
} else if !dbFileExists && !cfg.NoInitialLoad {
keystorePath := filepath.Join(netDir, keystore.Filename)
keystoreExists, err := cfgutil.FileExists(keystorePath)
if err != nil {
fmt.Fprintln(os.Stderr, err)
return loadConfigError(err)
}
if !keystoreExists {
err = fmt.Errorf("The wallet does not exist. Run with the " +
"--create option to initialize and create it.")
} else {
err = fmt.Errorf("The wallet is in legacy format. Run with the " +
"--create option to import it.")
}
fmt.Fprintln(os.Stderr, err)
return loadConfigError(err)
}
if len(cfg.TicketAddress) != 0 {
_, err := dcrutil.DecodeAddress(cfg.TicketAddress, activeNet.Params)
if err != nil {
err := fmt.Errorf("ticketaddress '%s' failed to decode: %v",
cfg.TicketAddress, err)
fmt.Fprintln(os.Stderr, err)
fmt.Fprintln(os.Stderr, usageMessage)
return loadConfigError(err)
}
}
if len(cfg.PoolAddress) != 0 {
_, err := dcrutil.DecodeAddress(cfg.PoolAddress, activeNet.Params)
if err != nil {
err := fmt.Errorf("pooladdress '%s' failed to decode: %v",
cfg.PoolAddress, err)
fmt.Fprintln(os.Stderr, err.Error())
fmt.Fprintln(os.Stderr, usageMessage)
return loadConfigError(err)
}
}
if cfg.PoolFees != 0.0 {
err := txrules.IsValidPoolFeeRate(cfg.PoolFees)
if err != nil {
err := fmt.Errorf("poolfees '%v' failed to decode: %v",
cfg.PoolFees, err)
fmt.Fprintln(os.Stderr, err.Error())
fmt.Fprintln(os.Stderr, usageMessage)
return loadConfigError(err)
}
}
if cfg.RPCConnect == "" {
cfg.RPCConnect = net.JoinHostPort("localhost", activeNet.RPCClientPort)
}
// Set ticketfee and txfee to defaults if none are set. Avoiding using default
// confs because they are dcrutil.Amounts
if cfg.TicketFee == 0.0 {
cfg.TicketFee = wallet.DefaultTicketFeeIncrement.ToCoin()
}
if cfg.RelayFee == 0.0 {
cfg.RelayFee = txrules.DefaultRelayFeePerKb.ToCoin()
}
// Add default port to connect flag if missing.
cfg.RPCConnect, err = cfgutil.NormalizeAddress(cfg.RPCConnect,
activeNet.RPCClientPort)
if err != nil {
fmt.Fprintf(os.Stderr,
"Invalid rpcconnect network address: %v\n", err)
return loadConfigError(err)
}
localhostListeners := map[string]struct{}{
"localhost": struct{}{},
"127.0.0.1": struct{}{},
"::1": struct{}{},
}
RPCHost, _, err := net.SplitHostPort(cfg.RPCConnect)
if err != nil {
return loadConfigError(err)
}
if cfg.DisableClientTLS {
if _, ok := localhostListeners[RPCHost]; !ok {
str := "%s: the --noclienttls option may not be used " +
"when connecting RPC to non localhost " +
"addresses: %s"
err := fmt.Errorf(str, funcName, cfg.RPCConnect)
fmt.Fprintln(os.Stderr, err)
fmt.Fprintln(os.Stderr, usageMessage)
return loadConfigError(err)
}
} else {
// If CAFile is unset, choose either the copy or local dcrd cert.
if cfg.CAFile == "" {
cfg.CAFile = filepath.Join(cfg.AppDataDir, defaultCAFilename)
// If the CA copy does not exist, check if we're connecting to
// a local dcrd and switch to its RPC cert if it exists.
certExists, err := cfgutil.FileExists(cfg.CAFile)
if err != nil {
fmt.Fprintln(os.Stderr, err)
return loadConfigError(err)
}
if !certExists {
if _, ok := localhostListeners[RPCHost]; ok {
dcrdCertExists, err := cfgutil.FileExists(
dcrdDefaultCAFile)
if err != nil {
fmt.Fprintln(os.Stderr, err)
return loadConfigError(err)
}
if dcrdCertExists {
cfg.CAFile = dcrdDefaultCAFile
}
}
}
}
}
// Only set default RPC listeners when there are no listeners set for
// the experimental RPC server. This is required to prevent the old RPC
// server from sharing listen addresses, since it is impossible to
// remove defaults from go-flags slice options without assigning
// specific behavior to a particular string.
if len(cfg.ExperimentalRPCListeners) == 0 && len(cfg.LegacyRPCListeners) == 0 {
addrs, err := net.LookupHost("localhost")
if err != nil {
return loadConfigError(err)
}
cfg.LegacyRPCListeners = make([]string, 0, len(addrs))
for _, addr := range addrs {
addr = net.JoinHostPort(addr, activeNet.RPCServerPort)
cfg.LegacyRPCListeners = append(cfg.LegacyRPCListeners, addr)
}
}
// Add default port to all rpc listener addresses if needed and remove
// duplicate addresses.
cfg.LegacyRPCListeners, err = cfgutil.NormalizeAddresses(
cfg.LegacyRPCListeners, activeNet.RPCServerPort)
if err != nil {
fmt.Fprintf(os.Stderr,
"Invalid network address in legacy RPC listeners: %v\n", err)
return loadConfigError(err)
}
cfg.ExperimentalRPCListeners, err = cfgutil.NormalizeAddresses(
cfg.ExperimentalRPCListeners, activeNet.RPCServerPort)
if err != nil {
fmt.Fprintf(os.Stderr,
"Invalid network address in RPC listeners: %v\n", err)
return loadConfigError(err)
}
// Both RPC servers may not listen on the same interface/port.
if len(cfg.LegacyRPCListeners) > 0 && len(cfg.ExperimentalRPCListeners) > 0 {
seenAddresses := make(map[string]struct{}, len(cfg.LegacyRPCListeners))
for _, addr := range cfg.LegacyRPCListeners {
seenAddresses[addr] = struct{}{}
}
for _, addr := range cfg.ExperimentalRPCListeners {
_, seen := seenAddresses[addr]
if seen {
err := fmt.Errorf("Address `%s` may not be "+
"used as a listener address for both "+
"RPC servers", addr)
fmt.Fprintln(os.Stderr, err)
return loadConfigError(err)
}
}
}
// Only allow server TLS to be disabled if the RPC server is bound to
// localhost addresses.
if cfg.DisableServerTLS {
allListeners := append(cfg.LegacyRPCListeners,
cfg.ExperimentalRPCListeners...)
for _, addr := range allListeners {
host, _, err := net.SplitHostPort(addr)
if err != nil {
str := "%s: RPC listen interface '%s' is " +
"invalid: %v"
err := fmt.Errorf(str, funcName, addr, err)
fmt.Fprintln(os.Stderr, err)
fmt.Fprintln(os.Stderr, usageMessage)
return loadConfigError(err)
}
if _, ok := localhostListeners[host]; !ok {
str := "%s: the --noservertls option may not be used " +
"when binding RPC to non localhost " +
"addresses: %s"
err := fmt.Errorf(str, funcName, addr)
fmt.Fprintln(os.Stderr, err)
fmt.Fprintln(os.Stderr, usageMessage)
return loadConfigError(err)
}
}
}
// Expand environment variable and leading ~ for filepaths.
cfg.CAFile = cleanAndExpandPath(cfg.CAFile)
cfg.RPCCert = cleanAndExpandPath(cfg.RPCCert)
cfg.RPCKey = cleanAndExpandPath(cfg.RPCKey)
// If the dcrd username or password are unset, use the same auth as for
// the client. The two settings were previously shared for dcrd and
// client auth, so this avoids breaking backwards compatibility while
// allowing users to use different auth settings for dcrd and wallet.
if cfg.DcrdUsername == "" {
cfg.DcrdUsername = cfg.Username
}
if cfg.DcrdPassword == "" {
cfg.DcrdPassword = cfg.Password
}
return &cfg, remainingArgs, nil
}
// PurchaseTickets purchases tickets from the wallet.
func (s *walletServer) PurchaseTickets(ctx context.Context,
req *pb.PurchaseTicketsRequest) (*pb.PurchaseTicketsResponse, error) {
// Unmarshall the received data and prepare it as input for the ticket
// purchase request.
spendLimit := dcrutil.Amount(req.SpendLimit)
if spendLimit < 0 {
return nil, grpc.Errorf(codes.InvalidArgument,
"Negative spend limit given")
}
minConf := int32(req.RequiredConfirmations)
var ticketAddr dcrutil.Address
var err error
if req.TicketAddress != "" {
ticketAddr, err = dcrutil.DecodeAddress(req.TicketAddress,
s.wallet.ChainParams())
if err != nil {
return nil, grpc.Errorf(codes.InvalidArgument,
"Ticket address invalid: %v", err)
}
}
var poolAddr dcrutil.Address
if req.PoolAddress != "" {
poolAddr, err = dcrutil.DecodeAddress(req.PoolAddress,
s.wallet.ChainParams())
if err != nil {
return nil, grpc.Errorf(codes.InvalidArgument,
"Pool address invalid: %v", err)
}
}
if req.PoolFees > 0 {
err = txrules.IsValidPoolFeeRate(req.PoolFees)
if err != nil {
return nil, grpc.Errorf(codes.InvalidArgument,
"Pool fees amount invalid: %v", err)
}
}
if req.PoolFees > 0 && poolAddr == nil {
return nil, grpc.Errorf(codes.InvalidArgument,
"Pool fees set but no pool address given")
}
if req.PoolFees <= 0 && poolAddr != nil {
return nil, grpc.Errorf(codes.InvalidArgument,
"Pool fees negative or unset but pool address given")
}
numTickets := int(req.NumTickets)
if numTickets < 1 {
return nil, grpc.Errorf(codes.InvalidArgument,
"Zero or negative number of tickets given")
}
expiry := int32(req.Expiry)
txFee := dcrutil.Amount(req.TxFee)
ticketFee := dcrutil.Amount(req.TicketFee)
if txFee < 0 || ticketFee < 0 {
return nil, grpc.Errorf(codes.InvalidArgument,
"Negative fees per KB given")
}
lock := make(chan time.Time, 1)
defer func() {
lock <- time.Time{} // send matters, not the value
}()
err = s.wallet.Unlock(req.Passphrase, lock)
if err != nil {
return nil, translateError(err)
}
resp, err := s.wallet.PurchaseTickets(0, spendLimit, minConf,
ticketAddr, req.Account, numTickets, poolAddr, req.PoolFees,
expiry, txFee, ticketFee)
if err != nil {
return nil, grpc.Errorf(codes.FailedPrecondition,
"Unable to purchase tickets: %v", err)
}
respTyped, ok := resp.([]*chainhash.Hash)
if !ok {
return nil, grpc.Errorf(codes.Internal,
"Unable to cast response as a slice of hash strings")
}
hashes := marshalHashes(respTyped)
return &pb.PurchaseTicketsResponse{TicketHashes: hashes}, nil
}
func TestAddresses(t *testing.T) {
tests := []struct {
name string
addr string
saddr string
encoded string
valid bool
result dcrutil.Address
f func() (dcrutil.Address, error)
net *chaincfg.Params
}{
// Positive P2PKH tests.
{
name: "mainnet p2pkh",
addr: "DsUZxxoHJSty8DCfwfartwTYbuhmVct7tJu",
encoded: "DsUZxxoHJSty8DCfwfartwTYbuhmVct7tJu",
valid: true,
result: dcrutil.TstAddressPubKeyHash(
[ripemd160.Size]byte{
0x27, 0x89, 0xd5, 0x8c, 0xfa, 0x09, 0x57, 0xd2, 0x06, 0xf0,
0x25, 0xc2, 0xaf, 0x05, 0x6f, 0xc8, 0xa7, 0x7c, 0xeb, 0xb0},
chaincfg.MainNetParams.PubKeyHashAddrID),
f: func() (dcrutil.Address, error) {
pkHash := []byte{
0x27, 0x89, 0xd5, 0x8c, 0xfa, 0x09, 0x57, 0xd2, 0x06, 0xf0,
0x25, 0xc2, 0xaf, 0x05, 0x6f, 0xc8, 0xa7, 0x7c, 0xeb, 0xb0}
return dcrutil.NewAddressPubKeyHash(pkHash,
&chaincfg.MainNetParams, chainec.ECTypeSecp256k1)
},
net: &chaincfg.MainNetParams,
},
{
name: "mainnet p2pkh 2",
addr: "DsU7xcg53nxaKLLcAUSKyRndjG78Z2VZnX9",
encoded: "DsU7xcg53nxaKLLcAUSKyRndjG78Z2VZnX9",
valid: true,
result: dcrutil.TstAddressPubKeyHash(
[ripemd160.Size]byte{
0x22, 0x9e, 0xba, 0xc3, 0x0e, 0xfd, 0x6a, 0x69, 0xee, 0xc9,
0xc1, 0xa4, 0x8e, 0x04, 0x8b, 0x7c, 0x97, 0x5c, 0x25, 0xf2},
chaincfg.MainNetParams.PubKeyHashAddrID),
f: func() (dcrutil.Address, error) {
pkHash := []byte{
0x22, 0x9e, 0xba, 0xc3, 0x0e, 0xfd, 0x6a, 0x69, 0xee, 0xc9,
0xc1, 0xa4, 0x8e, 0x04, 0x8b, 0x7c, 0x97, 0x5c, 0x25, 0xf2}
return dcrutil.NewAddressPubKeyHash(pkHash,
&chaincfg.MainNetParams, chainec.ECTypeSecp256k1)
},
net: &chaincfg.MainNetParams,
},
{
name: "testnet p2pkh",
addr: "Tso2MVTUeVrjHTBFedFhiyM7yVTbieqp91h",
encoded: "Tso2MVTUeVrjHTBFedFhiyM7yVTbieqp91h",
valid: true,
result: dcrutil.TstAddressPubKeyHash(
[ripemd160.Size]byte{
0xf1, 0x5d, 0xa1, 0xcb, 0x8d, 0x1b, 0xcb, 0x16, 0x2c, 0x6a,
0xb4, 0x46, 0xc9, 0x57, 0x57, 0xa6, 0xe7, 0x91, 0xc9, 0x16},
chaincfg.TestNetParams.PubKeyHashAddrID),
f: func() (dcrutil.Address, error) {
pkHash := []byte{
0xf1, 0x5d, 0xa1, 0xcb, 0x8d, 0x1b, 0xcb, 0x16, 0x2c, 0x6a,
0xb4, 0x46, 0xc9, 0x57, 0x57, 0xa6, 0xe7, 0x91, 0xc9, 0x16}
return dcrutil.NewAddressPubKeyHash(pkHash,
&chaincfg.TestNetParams, chainec.ECTypeSecp256k1)
},
net: &chaincfg.TestNetParams,
},
// Negative P2PKH tests.
{
name: "p2pkh wrong hash length",
addr: "",
valid: false,
f: func() (dcrutil.Address, error) {
pkHash := []byte{
0x00, 0x0e, 0xf0, 0x30, 0x10, 0x7f, 0xd2, 0x6e, 0x0b, 0x6b,
0xf4, 0x05, 0x12, 0xbc, 0xa2, 0xce, 0xb1, 0xdd, 0x80, 0xad,
0xaa}
return dcrutil.NewAddressPubKeyHash(pkHash,
&chaincfg.MainNetParams,
chainec.ECTypeSecp256k1)
},
},
{
name: "p2pkh bad checksum",
addr: "TsmWaPM77WSyA3aiQ2Q1KnwGDVWvEkhip23",
valid: false,
net: &chaincfg.TestNetParams,
},
{
name: "p2pkh no default net",
addr: "TsmWaPM77WSyA3aiQ2Q1KnwGDVWvEkhipBc",
valid: false,
},
// Positive P2SH tests.
{
// Taken from transactions:
// output: 3c9018e8d5615c306d72397f8f5eef44308c98fb576a88e030c25456b4f3a7ac
// input: 837dea37ddc8b1e3ce646f1a656e79bbd8cc7f558ac56a169626d649ebe2a3ba.
name: "mainnet p2sh",
addr: "DcuQKx8BES9wU7C6Q5VmLBjw436r27hayjS",
encoded: "DcuQKx8BES9wU7C6Q5VmLBjw436r27hayjS",
valid: true,
result: dcrutil.TstAddressScriptHash(
[ripemd160.Size]byte{
0xf0, 0xb4, 0xe8, 0x51, 0x00, 0xae, 0xe1, 0xa9, 0x96, 0xf2,
0x29, 0x15, 0xeb, 0x3c, 0x3f, 0x76, 0x4d, 0x53, 0x77, 0x9a},
chaincfg.MainNetParams.ScriptHashAddrID),
f: func() (dcrutil.Address, error) {
txscript := []byte{
0x51, 0x21, 0x03, 0xaa, 0x43, 0xf0, 0xa6, 0xc1, 0x57, 0x30,
0xd8, 0x86, 0xcc, 0x1f, 0x03, 0x42, 0x04, 0x6d, 0x20, 0x17,
0x54, 0x83, 0xd9, 0x0d, 0x7c, 0xcb, 0x65, 0x7f, 0x90, 0xc4,
0x89, 0x11, 0x1d, 0x79, 0x4c, 0x51, 0xae}
return dcrutil.NewAddressScriptHash(txscript, &chaincfg.MainNetParams)
},
net: &chaincfg.MainNetParams,
},
{
// Taken from transactions:
// output: b0539a45de13b3e0403909b8bd1a555b8cbe45fd4e3f3fda76f3a5f52835c29d
// input: (not yet redeemed at time test was written)
name: "mainnet p2sh 2",
addr: "DcqgK4N4Ccucu2Sq4VDAdu4wH4LASLhzLVp",
encoded: "DcqgK4N4Ccucu2Sq4VDAdu4wH4LASLhzLVp",
valid: true,
result: dcrutil.TstAddressScriptHash(
[ripemd160.Size]byte{
0xc7, 0xda, 0x50, 0x95, 0x68, 0x34, 0x36, 0xf4, 0x43, 0x5f,
0xc4, 0xe7, 0x16, 0x3d, 0xca, 0xfd, 0xa1, 0xa2, 0xd0, 0x07},
chaincfg.MainNetParams.ScriptHashAddrID),
f: func() (dcrutil.Address, error) {
hash := []byte{
0xc7, 0xda, 0x50, 0x95, 0x68, 0x34, 0x36, 0xf4, 0x43, 0x5f,
0xc4, 0xe7, 0x16, 0x3d, 0xca, 0xfd, 0xa1, 0xa2, 0xd0, 0x07}
return dcrutil.NewAddressScriptHashFromHash(hash, &chaincfg.MainNetParams)
},
net: &chaincfg.MainNetParams,
},
{
// Taken from bitcoind base58_keys_valid.
name: "testnet p2sh",
addr: "TccWLgcquqvwrfBocq5mcK5kBiyw8MvyvCi",
encoded: "TccWLgcquqvwrfBocq5mcK5kBiyw8MvyvCi",
valid: true,
result: dcrutil.TstAddressScriptHash(
[ripemd160.Size]byte{
0x36, 0xc1, 0xca, 0x10, 0xa8, 0xa6, 0xa4, 0xb5, 0xd4, 0x20,
0x4a, 0xc9, 0x70, 0x85, 0x39, 0x79, 0x90, 0x3a, 0xa2, 0x84},
chaincfg.TestNetParams.ScriptHashAddrID),
f: func() (dcrutil.Address, error) {
hash := []byte{
0x36, 0xc1, 0xca, 0x10, 0xa8, 0xa6, 0xa4, 0xb5, 0xd4, 0x20,
0x4a, 0xc9, 0x70, 0x85, 0x39, 0x79, 0x90, 0x3a, 0xa2, 0x84}
return dcrutil.NewAddressScriptHashFromHash(hash, &chaincfg.TestNetParams)
},
net: &chaincfg.TestNetParams,
},
// Negative P2SH tests.
{
name: "p2sh wrong hash length",
addr: "",
valid: false,
f: func() (dcrutil.Address, error) {
hash := []byte{
0x00, 0xf8, 0x15, 0xb0, 0x36, 0xd9, 0xbb, 0xbc, 0xe5, 0xe9,
0xf2, 0xa0, 0x0a, 0xbd, 0x1b, 0xf3, 0xdc, 0x91, 0xe9, 0x55,
0x10}
return dcrutil.NewAddressScriptHashFromHash(hash, &chaincfg.MainNetParams)
},
net: &chaincfg.MainNetParams,
},
// Positive P2PK tests.
{
name: "mainnet p2pk compressed (0x02)",
addr: "DsT4FDqBKYG1Xr8aGrT1rKP3kiv6TZ5K5th",
encoded: "DsT4FDqBKYG1Xr8aGrT1rKP3kiv6TZ5K5th",
valid: true,
result: dcrutil.TstAddressPubKey(
[]byte{
0x02, 0x8f, 0x53, 0x83, 0x8b, 0x76, 0x39, 0x56, 0x3f, 0x27,
0xc9, 0x48, 0x45, 0x54, 0x9a, 0x41, 0xe5, 0x14, 0x6b, 0xcd,
0x52, 0xe7, 0xfe, 0xf0, 0xea, 0x6d, 0xa1, 0x43, 0xa0, 0x2b,
0x0f, 0xe2, 0xed},
dcrutil.PKFCompressed, chaincfg.MainNetParams.PubKeyHashAddrID),
f: func() (dcrutil.Address, error) {
serializedPubKey := []byte{
0x02, 0x8f, 0x53, 0x83, 0x8b, 0x76, 0x39, 0x56, 0x3f, 0x27,
0xc9, 0x48, 0x45, 0x54, 0x9a, 0x41, 0xe5, 0x14, 0x6b, 0xcd,
0x52, 0xe7, 0xfe, 0xf0, 0xea, 0x6d, 0xa1, 0x43, 0xa0, 0x2b,
0x0f, 0xe2, 0xed}
return dcrutil.NewAddressSecpPubKey(serializedPubKey, &chaincfg.MainNetParams)
},
net: &chaincfg.MainNetParams,
},
{
name: "mainnet p2pk compressed (0x03)",
addr: "DsfiE2y23CGwKNxSGjbfPGeEW4xw1tamZdc",
encoded: "DsfiE2y23CGwKNxSGjbfPGeEW4xw1tamZdc",
valid: true,
result: dcrutil.TstAddressPubKey(
[]byte{
0x03, 0xe9, 0x25, 0xaa, 0xfc, 0x1e, 0xdd, 0x44, 0xe7, 0xc7,
0xf1, 0xea, 0x4f, 0xb7, 0xd2, 0x65, 0xdc, 0x67, 0x2f, 0x20,
0x4c, 0x3d, 0x0c, 0x81, 0x93, 0x03, 0x89, 0xc1, 0x0b, 0x81,
0xfb, 0x75, 0xde},
dcrutil.PKFCompressed, chaincfg.MainNetParams.PubKeyHashAddrID),
f: func() (dcrutil.Address, error) {
serializedPubKey := []byte{
0x03, 0xe9, 0x25, 0xaa, 0xfc, 0x1e, 0xdd, 0x44, 0xe7, 0xc7,
0xf1, 0xea, 0x4f, 0xb7, 0xd2, 0x65, 0xdc, 0x67, 0x2f, 0x20,
0x4c, 0x3d, 0x0c, 0x81, 0x93, 0x03, 0x89, 0xc1, 0x0b, 0x81,
0xfb, 0x75, 0xde}
return dcrutil.NewAddressSecpPubKey(serializedPubKey, &chaincfg.MainNetParams)
},
net: &chaincfg.MainNetParams,
},
/* XXX currently commented out due to issues with the tests that result in these errors:
created address does not match expected result
got 0264c44653d6567eff5753c5d24a682ddc2b2cadfe1b0c6433b16374dace6778f0,
expected 0464c44653d6567eff5753c5d24a682ddc2b2cadfe1b0c6433b16374dace6778f0b87ca
4279b565d2130ce59f75bfbb2b88da794143d7cfd3e80808a1fa3203904
We are currently only handle compressed keys in dcrd, but the protocol does support
hybrid and uncompressed so users may try to implement at some point
{
name: "mainnet p2pk uncompressed (0x04)",
addr: "DkM3EyZ546GghVSkvzb6J47PvGDyntqiDtFgipQhNj78Xm2mUYRpf",
encoded: "DsfFjaADsV8c5oHWx85ZqfxCZy74K8RFuhK",
valid: true,
saddr: "0264c44653d6567eff5753c5d24a682ddc2b2cadfe1b0c6433b16374dace6778f0",
result: dcrutil.TstAddressPubKey(
[]byte{
0x04, 0x64, 0xc4, 0x46, 0x53, 0xd6, 0x56, 0x7e, 0xff, 0x57,
0x53, 0xc5, 0xd2, 0x4a, 0x68, 0x2d, 0xdc, 0x2b, 0x2c, 0xad,
0xfe, 0x1b, 0x0c, 0x64, 0x33, 0xb1, 0x63, 0x74, 0xda, 0xce,
0x67, 0x78, 0xf0, 0xb8, 0x7c, 0xa4, 0x27, 0x9b, 0x56, 0x5d,
0x21, 0x30, 0xce, 0x59, 0xf7, 0x5b, 0xfb, 0xb2, 0xb8, 0x8d,
0xa7, 0x94, 0x14, 0x3d, 0x7c, 0xfd, 0x3e, 0x80, 0x80, 0x8a,
0x1f, 0xa3, 0x20, 0x39, 0x04},
dcrutil.PKFUncompressed, chaincfg.MainNetParams.PubKeyHashAddrID),
f: func() (dcrutil.Address, error) {
serializedPubKey := []byte{
0x04, 0x64, 0xc4, 0x46, 0x53, 0xd6, 0x56, 0x7e, 0xff, 0x57,
0x53, 0xc5, 0xd2, 0x4a, 0x68, 0x2d, 0xdc, 0x2b, 0x2c, 0xad,
0xfe, 0x1b, 0x0c, 0x64, 0x33, 0xb1, 0x63, 0x74, 0xda, 0xce,
0x67, 0x78, 0xf0, 0xb8, 0x7c, 0xa4, 0x27, 0x9b, 0x56, 0x5d,
0x21, 0x30, 0xce, 0x59, 0xf7, 0x5b, 0xfb, 0xb2, 0xb8, 0x8d,
0xa7, 0x94, 0x14, 0x3d, 0x7c, 0xfd, 0x3e, 0x80, 0x80, 0x8a,
0x1f, 0xa3, 0x20, 0x39, 0x04}
return dcrutil.NewAddressSecpPubKey(serializedPubKey, &chaincfg.MainNetParams)
},
net: &chaincfg.MainNetParams,
},
{
name: "mainnet p2pk hybrid (0x06)",
addr: "DkM3EyZ546GghVSkvzb6J47PvGDyntqiDtFgipQhNj78Xm2mUYRpf",
encoded: "DsfFjaADsV8c5oHWx85ZqfxCZy74K8RFuhK",
valid: true,
saddr: "0264c44653d6567eff5753c5d24a682ddc2b2cadfe1b0c6433b16374dace6778f0",
result: dcrutil.TstAddressPubKey(
[]byte{
0x06, 0x64, 0xc4, 0x46, 0x53, 0xd6, 0x56, 0x7e, 0xff, 0x57,
0x53, 0xc5, 0xd2, 0x4a, 0x68, 0x2d, 0xdc, 0x2b, 0x2c, 0xad,
0xfe, 0x1b, 0x0c, 0x64, 0x33, 0xb1, 0x63, 0x74, 0xda, 0xce,
0x67, 0x78, 0xf0, 0xb8, 0x7c, 0xa4, 0x27, 0x9b, 0x56, 0x5d,
0x21, 0x30, 0xce, 0x59, 0xf7, 0x5b, 0xfb, 0xb2, 0xb8, 0x8d,
0xa7, 0x94, 0x14, 0x3d, 0x7c, 0xfd, 0x3e, 0x80, 0x80, 0x8a,
0x1f, 0xa3, 0x20, 0x39, 0x04},
dcrutil.PKFHybrid, chaincfg.MainNetParams.PubKeyHashAddrID),
f: func() (dcrutil.Address, error) {
serializedPubKey := []byte{
0x06, 0x64, 0xc4, 0x46, 0x53, 0xd6, 0x56, 0x7e, 0xff, 0x57,
0x53, 0xc5, 0xd2, 0x4a, 0x68, 0x2d, 0xdc, 0x2b, 0x2c, 0xad,
0xfe, 0x1b, 0x0c, 0x64, 0x33, 0xb1, 0x63, 0x74, 0xda, 0xce,
0x67, 0x78, 0xf0, 0xb8, 0x7c, 0xa4, 0x27, 0x9b, 0x56, 0x5d,
0x21, 0x30, 0xce, 0x59, 0xf7, 0x5b, 0xfb, 0xb2, 0xb8, 0x8d,
0xa7, 0x94, 0x14, 0x3d, 0x7c, 0xfd, 0x3e, 0x80, 0x80, 0x8a,
0x1f, 0xa3, 0x20, 0x39, 0x04}
return dcrutil.NewAddressSecpPubKey(serializedPubKey, &chaincfg.MainNetParams)
},
net: &chaincfg.MainNetParams,
},
{
name: "mainnet p2pk hybrid (0x07)",
addr: "DkRKh2aTdwjKKL1mkCb2DFp2Hr7SqMyx3zWqNwyc37PYiGpKmGRsi",
encoded: "DskEQZMCs4nifL7wx7iHYGWxMQvR9ThCBKQ",
valid: true,
saddr: "03348d8aeb4253ca52456fe5da94ab1263bfee16bb8192497f666389ca964f8479",
result: dcrutil.TstAddressPubKey(
[]byte{
0x07, 0x34, 0x8d, 0x8a, 0xeb, 0x42, 0x53, 0xca, 0x52, 0x45,
0x6f, 0xe5, 0xda, 0x94, 0xab, 0x12, 0x63, 0xbf, 0xee, 0x16,
0xbb, 0x81, 0x92, 0x49, 0x7f, 0x66, 0x63, 0x89, 0xca, 0x96,
0x4f, 0x84, 0x79, 0x83, 0x75, 0x12, 0x9d, 0x79, 0x58, 0x84,
0x3b, 0x14, 0x25, 0x8b, 0x90, 0x5d, 0xc9, 0x4f, 0xae, 0xd3,
0x24, 0xdd, 0x8a, 0x9d, 0x67, 0xff, 0xac, 0x8c, 0xc0, 0xa8,
0x5b, 0xe8, 0x4b, 0xac, 0x5d},
dcrutil.PKFHybrid, chaincfg.MainNetParams.PubKeyHashAddrID),
f: func() (dcrutil.Address, error) {
serializedPubKey := []byte{
0x07, 0x34, 0x8d, 0x8a, 0xeb, 0x42, 0x53, 0xca, 0x52, 0x45,
0x6f, 0xe5, 0xda, 0x94, 0xab, 0x12, 0x63, 0xbf, 0xee, 0x16,
0xbb, 0x81, 0x92, 0x49, 0x7f, 0x66, 0x63, 0x89, 0xca, 0x96,
0x4f, 0x84, 0x79, 0x83, 0x75, 0x12, 0x9d, 0x79, 0x58, 0x84,
0x3b, 0x14, 0x25, 0x8b, 0x90, 0x5d, 0xc9, 0x4f, 0xae, 0xd3,
0x24, 0xdd, 0x8a, 0x9d, 0x67, 0xff, 0xac, 0x8c, 0xc0, 0xa8,
0x5b, 0xe8, 0x4b, 0xac, 0x5d}
return dcrutil.NewAddressSecpPubKey(serializedPubKey, &chaincfg.MainNetParams)
},
net: &chaincfg.MainNetParams,
},
*/
{
name: "testnet p2pk compressed (0x02)",
addr: "Tso9sQD3ALqRsmEkAm7KvPrkGbeG2Vun7Kv",
encoded: "Tso9sQD3ALqRsmEkAm7KvPrkGbeG2Vun7Kv",
valid: true,
result: dcrutil.TstAddressPubKey(
[]byte{
0x02, 0x6a, 0x40, 0xc4, 0x03, 0xe7, 0x46, 0x70, 0xc4, 0xde,
0x76, 0x56, 0xa0, 0x9c, 0xaa, 0x23, 0x53, 0xd4, 0xb3, 0x83,
0xa9, 0xce, 0x66, 0xee, 0xf5, 0x1e, 0x12, 0x20, 0xea, 0xcf,
0x4b, 0xe0, 0x6e},
dcrutil.PKFCompressed, chaincfg.TestNetParams.PubKeyHashAddrID),
f: func() (dcrutil.Address, error) {
serializedPubKey := []byte{
0x02, 0x6a, 0x40, 0xc4, 0x03, 0xe7, 0x46, 0x70, 0xc4, 0xde,
0x76, 0x56, 0xa0, 0x9c, 0xaa, 0x23, 0x53, 0xd4, 0xb3, 0x83,
0xa9, 0xce, 0x66, 0xee, 0xf5, 0x1e, 0x12, 0x20, 0xea, 0xcf,
0x4b, 0xe0, 0x6e}
return dcrutil.NewAddressSecpPubKey(serializedPubKey, &chaincfg.TestNetParams)
},
net: &chaincfg.TestNetParams,
},
{
name: "testnet p2pk compressed (0x03)",
addr: "TsWZ1EzypJfMwBKAEDYKuyHRGctqGAxMje2",
encoded: "TsWZ1EzypJfMwBKAEDYKuyHRGctqGAxMje2",
valid: true,
result: dcrutil.TstAddressPubKey(
[]byte{
0x03, 0x08, 0x44, 0xee, 0x70, 0xd8, 0x38, 0x4d, 0x52, 0x50,
0xe9, 0xbb, 0x3a, 0x6a, 0x73, 0xd4, 0xb5, 0xbe, 0xc7, 0x70,
0xe8, 0xb3, 0x1d, 0x6a, 0x0a, 0xe9, 0xfb, 0x73, 0x90, 0x09,
0xd9, 0x1a, 0xf5},
dcrutil.PKFCompressed, chaincfg.TestNetParams.PubKeyHashAddrID),
f: func() (dcrutil.Address, error) {
serializedPubKey := []byte{
0x03, 0x08, 0x44, 0xee, 0x70, 0xd8, 0x38, 0x4d, 0x52, 0x50,
0xe9, 0xbb, 0x3a, 0x6a, 0x73, 0xd4, 0xb5, 0xbe, 0xc7, 0x70,
0xe8, 0xb3, 0x1d, 0x6a, 0x0a, 0xe9, 0xfb, 0x73, 0x90, 0x09,
0xd9, 0x1a, 0xf5}
return dcrutil.NewAddressSecpPubKey(serializedPubKey, &chaincfg.TestNetParams)
},
net: &chaincfg.TestNetParams,
},
/* XXX These are commented out for the same reasons above.
{
name: "testnet p2pk uncompressed (0x04)",
addr: "TkKmMiY5iDh4U3KkSopYgkU1AzhAcQZiSoVhYhFymZHGMi9LM9Fdt",
encoded: "Tso9sQD3ALqRsmEkAm7KvPrkGbeG2Vun7Kv",
valid: true,
saddr: "026a40c403e74670c4de7656a09caa2353d4b383a9ce66eef51e1220eacf4be06e",
result: dcrutil.TstAddressPubKey(
[]byte{
0x04, 0x6a, 0x40, 0xc4, 0x03, 0xe7, 0x46, 0x70, 0xc4, 0xde,
0x76, 0x56, 0xa0, 0x9c, 0xaa, 0x23, 0x53, 0xd4, 0xb3, 0x83,
0xa9, 0xce, 0x66, 0xee, 0xf5, 0x1e, 0x12, 0x20, 0xea, 0xcf,
0x4b, 0xe0, 0x6e, 0xd5, 0x48, 0xc8, 0xc1, 0x6f, 0xb5, 0xeb,
0x90, 0x07, 0xcb, 0x94, 0x22, 0x0b, 0x3b, 0xb8, 0x94, 0x91,
0xd5, 0xa1, 0xfd, 0x2d, 0x77, 0x86, 0x7f, 0xca, 0x64, 0x21,
0x7a, 0xce, 0xcf, 0x22, 0x44},
dcrutil.PKFUncompressed, chaincfg.TestNetParams.PubKeyHashAddrID),
f: func() (dcrutil.Address, error) {
serializedPubKey := []byte{
0x04, 0x6a, 0x40, 0xc4, 0x03, 0xe7, 0x46, 0x70, 0xc4, 0xde,
0x76, 0x56, 0xa0, 0x9c, 0xaa, 0x23, 0x53, 0xd4, 0xb3, 0x83,
0xa9, 0xce, 0x66, 0xee, 0xf5, 0x1e, 0x12, 0x20, 0xea, 0xcf,
0x4b, 0xe0, 0x6e, 0xd5, 0x48, 0xc8, 0xc1, 0x6f, 0xb5, 0xeb,
0x90, 0x07, 0xcb, 0x94, 0x22, 0x0b, 0x3b, 0xb8, 0x94, 0x91,
0xd5, 0xa1, 0xfd, 0x2d, 0x77, 0x86, 0x7f, 0xca, 0x64, 0x21,
0x7a, 0xce, 0xcf, 0x22, 0x44}
return dcrutil.NewAddressSecpPubKey(serializedPubKey, &chaincfg.TestNetParams)
},
net: &chaincfg.TestNetParams,
},
{
name: "testnet p2pk hybrid (0x06)",
addr: "TkKmMiY5iDh4U3KkSopYgkU1AzhAcQZiSoVhYhFymZHGMi9LM9Fdt",
encoded: "Tso9sQD3ALqRsmEkAm7KvPrkGbeG2Vun7Kv",
valid: true,
saddr: "026a40c403e74670c4de7656a09caa2353d4b383a9ce66eef51e1220eacf4be06e",
result: dcrutil.TstAddressPubKey(
[]byte{
0x06, 0x6a, 0x40, 0xc4, 0x03, 0xe7, 0x46, 0x70, 0xc4, 0xde,
0x76, 0x56, 0xa0, 0x9c, 0xaa, 0x23, 0x53, 0xd4, 0xb3, 0x83,
0xa9, 0xce, 0x66, 0xee, 0xf5, 0x1e, 0x12, 0x20, 0xea, 0xcf,
0x4b, 0xe0, 0x6e, 0xd5, 0x48, 0xc8, 0xc1, 0x6f, 0xb5, 0xeb,
0x90, 0x07, 0xcb, 0x94, 0x22, 0x0b, 0x3b, 0xb8, 0x94, 0x91,
0xd5, 0xa1, 0xfd, 0x2d, 0x77, 0x86, 0x7f, 0xca, 0x64, 0x21,
0x7a, 0xce, 0xcf, 0x22, 0x44},
dcrutil.PKFHybrid, chaincfg.TestNetParams.PubKeyHashAddrID),
f: func() (dcrutil.Address, error) {
serializedPubKey := []byte{
0x06, 0x6a, 0x40, 0xc4, 0x03, 0xe7, 0x46, 0x70, 0xc4, 0xde,
0x76, 0x56, 0xa0, 0x9c, 0xaa, 0x23, 0x53, 0xd4, 0xb3, 0x83,
0xa9, 0xce, 0x66, 0xee, 0xf5, 0x1e, 0x12, 0x20, 0xea, 0xcf,
0x4b, 0xe0, 0x6e, 0xd5, 0x48, 0xc8, 0xc1, 0x6f, 0xb5, 0xeb,
0x90, 0x07, 0xcb, 0x94, 0x22, 0x0b, 0x3b, 0xb8, 0x94, 0x91,
0xd5, 0xa1, 0xfd, 0x2d, 0x77, 0x86, 0x7f, 0xca, 0x64, 0x21,
0x7a, 0xce, 0xcf, 0x22, 0x44}
return dcrutil.NewAddressSecpPubKey(serializedPubKey, &chaincfg.TestNetParams)
},
net: &chaincfg.TestNetParams,
},
{
name: "testnet p2pk hybrid (0x07)",
addr: "TkQ5Ax2ieEZpBDA963VDH4y27KMpXtP8qyeykzwBNFocDc8ZKqTGz",
encoded: "TsTFLdM32YVrYsEQDFxo2zmPuKFcFhH5ZT3",
valid: true,
saddr: "03edd40747de905a9becb14987a1a26c1adbd617c45e1583c142a635bfda9493df",
result: dcrutil.TstAddressPubKey(
[]byte{
0x07, 0xed, 0xd4, 0x07, 0x47, 0xde, 0x90, 0x5a, 0x9b, 0xec,
0xb1, 0x49, 0x87, 0xa1, 0xa2, 0x6c, 0x1a, 0xdb, 0xd6, 0x17,
0xc4, 0x5e, 0x15, 0x83, 0xc1, 0x42, 0xa6, 0x35, 0xbf, 0xda,
0x94, 0x93, 0xdf, 0xa1, 0xc6, 0xd3, 0x67, 0x35, 0x97, 0x49,
0x65, 0xfe, 0x7b, 0x86, 0x1e, 0x7f, 0x6f, 0xcc, 0x08, 0x7d,
0xc7, 0xfe, 0x47, 0x38, 0x0f, 0xa8, 0xbd, 0xe0, 0xd9, 0xc3,
0x22, 0xd5, 0x3c, 0x0e, 0x89},
dcrutil.PKFHybrid, chaincfg.TestNetParams.PubKeyHashAddrID),
f: func() (dcrutil.Address, error) {
serializedPubKey := []byte{
0x07, 0xed, 0xd4, 0x07, 0x47, 0xde, 0x90, 0x5a, 0x9b, 0xec,
0xb1, 0x49, 0x87, 0xa1, 0xa2, 0x6c, 0x1a, 0xdb, 0xd6, 0x17,
0xc4, 0x5e, 0x15, 0x83, 0xc1, 0x42, 0xa6, 0x35, 0xbf, 0xda,
0x94, 0x93, 0xdf, 0xa1, 0xc6, 0xd3, 0x67, 0x35, 0x97, 0x49,
0x65, 0xfe, 0x7b, 0x86, 0x1e, 0x7f, 0x6f, 0xcc, 0x08, 0x7d,
0xc7, 0xfe, 0x47, 0x38, 0x0f, 0xa8, 0xbd, 0xe0, 0xd9, 0xc3,
0x22, 0xd5, 0x3c, 0x0e, 0x89}
return dcrutil.NewAddressSecpPubKey(serializedPubKey, &chaincfg.TestNetParams)
},
net: &chaincfg.TestNetParams,
},
*/
}
for _, test := range tests {
// Decode addr and compare error against valid.
decoded, err := dcrutil.DecodeAddress(test.addr, test.net)
if (err == nil) != test.valid {
t.Errorf("%v: decoding test failed: %v", test.name, err)
return
}
if err == nil {
// Ensure the stringer returns the same address as the
// original.
if decodedStringer, ok := decoded.(fmt.Stringer); ok {
if test.addr != decodedStringer.String() {
t.Errorf("%v: String on decoded value does not match expected value: %v != %v",
test.name, test.addr, decodedStringer.String())
return
}
}
// Encode again and compare against the original.
encoded := decoded.EncodeAddress()
if test.encoded != encoded {
t.Errorf("%v: decoding and encoding produced different addressess: %v != %v",
test.name, test.encoded, encoded)
return
}
// Perform type-specific calculations.
var saddr []byte
switch d := decoded.(type) {
case *dcrutil.AddressPubKeyHash:
saddr = dcrutil.TstAddressSAddr(encoded)
case *dcrutil.AddressScriptHash:
saddr = dcrutil.TstAddressSAddr(encoded)
case *dcrutil.AddressSecpPubKey:
// Ignore the error here since the script
// address is checked below.
saddr, err = hex.DecodeString(d.String())
if err != nil {
saddr, _ = hex.DecodeString(test.saddr)
}
case *dcrutil.AddressEdwardsPubKey:
// Ignore the error here since the script
// address is checked below.
saddr, _ = hex.DecodeString(d.String())
case *dcrutil.AddressSecSchnorrPubKey:
// Ignore the error here since the script
// address is checked below.
saddr, _ = hex.DecodeString(d.String())
}
// Check script address, as well as the Hash160 method for P2PKH and
// P2SH addresses.
if !bytes.Equal(saddr, decoded.ScriptAddress()) {
t.Errorf("%v: script addresses do not match:\n%x != \n%x",
test.name, saddr, decoded.ScriptAddress())
return
}
switch a := decoded.(type) {
case *dcrutil.AddressPubKeyHash:
if h := a.Hash160()[:]; !bytes.Equal(saddr, h) {
t.Errorf("%v: hashes do not match:\n%x != \n%x",
test.name, saddr, h)
return
}
case *dcrutil.AddressScriptHash:
if h := a.Hash160()[:]; !bytes.Equal(saddr, h) {
t.Errorf("%v: hashes do not match:\n%x != \n%x",
test.name, saddr, h)
return
}
}
// Ensure the address is for the expected network.
if !decoded.IsForNet(test.net) {
t.Errorf("%v: calculated network does not match expected",
test.name)
return
}
}
if !test.valid {
// If address is invalid, but a creation function exists,
// verify that it returns a nil addr and non-nil error.
if test.f != nil {
_, err := test.f()
if err == nil {
t.Errorf("%v: address is invalid but creating new address succeeded",
test.name)
return
}
}
continue
}
// Valid test, compare address created with f against expected result.
addr, err := test.f()
if err != nil {
t.Errorf("%v: address is valid but creating new address failed with error %v",
test.name, err)
return
}
if !reflect.DeepEqual(addr.ScriptAddress(), test.result.ScriptAddress()) {
t.Errorf("%v: created address does not match expected result \n "+
" got %x, expected %x",
test.name, addr.ScriptAddress(), test.result.ScriptAddress())
return
}
}
}
// loadConfig initializes and parses the config using a config file and command
// line options.
//
// The configuration proceeds as follows:
// 1) Start with a default config with sane settings
// 2) Pre-parse the command line to check for an alternative config file
// 3) Load configuration file overwriting defaults with any specified options
// 4) Parse CLI options and overwrite/add any specified options
//
// The above results in daemon functioning properly without any config settings
// while still allowing the user to override settings with config files and
// command line options. Command line options always take precedence.
func loadConfig() (*config, []string, error) {
// Default config.
cfg := config{
DcrdHomeDir: dcrdHomeDir,
ConfigFile: defaultConfigFile,
DebugLevel: defaultLogLevel,
MaxPeers: defaultMaxPeers,
BanDuration: defaultBanDuration,
RPCMaxClients: defaultMaxRPCClients,
RPCMaxWebsockets: defaultMaxRPCWebsockets,
DataDir: defaultDataDir,
LogDir: defaultLogDir,
DbType: defaultDbType,
RPCKey: defaultRPCKeyFile,
RPCCert: defaultRPCCertFile,
MinRelayTxFee: defaultMinRelayTxFee.ToCoin(),
FreeTxRelayLimit: defaultFreeTxRelayLimit,
BlockMinSize: defaultBlockMinSize,
BlockMaxSize: defaultBlockMaxSize,
BlockPrioritySize: defaultBlockPrioritySize,
SigCacheMaxSize: defaultSigCacheMaxSize,
MaxOrphanTxs: maxOrphanTransactions,
Generate: defaultGenerate,
NoAddrIndex: defaultAddrIndex,
NoMiningStateSync: defaultNoMiningStateSync,
AllowOldVotes: defaultAllowOldVotes,
}
// Service options which are only added on Windows.
serviceOpts := serviceOptions{}
// Pre-parse the command line options to see if an alternative config
// file or the version flag was specified. Any errors aside from the
// help message error can be ignored here since they will be caught by
// the final parse below.
preCfg := cfg
preParser := newConfigParser(&preCfg, &serviceOpts, flags.HelpFlag)
_, err := preParser.Parse()
if err != nil {
if e, ok := err.(*flags.Error); ok && e.Type == flags.ErrHelp {
fmt.Fprintln(os.Stderr, err)
return nil, nil, err
}
}
// Show the version and exit if the version flag was specified.
appName := filepath.Base(os.Args[0])
appName = strings.TrimSuffix(appName, filepath.Ext(appName))
usageMessage := fmt.Sprintf("Use %s -h to show usage", appName)
if preCfg.ShowVersion {
fmt.Println(appName, "version", version())
os.Exit(0)
}
// Perform service command and exit if specified. Invalid service
// commands show an appropriate error. Only runs on Windows since
// the runServiceCommand function will be nil when not on Windows.
if serviceOpts.ServiceCommand != "" && runServiceCommand != nil {
err := runServiceCommand(serviceOpts.ServiceCommand)
if err != nil {
fmt.Fprintln(os.Stderr, err)
}
os.Exit(0)
}
// Update the home directory for dcrd if specified. Since the home
// directory is updated, other variables need to be updated to
// reflect the new changes.
if len(preCfg.DcrdHomeDir) > 0 {
cfg.DcrdHomeDir, _ = filepath.Abs(preCfg.DcrdHomeDir)
cfg.ConfigFile = filepath.Join(cfg.DcrdHomeDir, defaultConfigFilename)
cfg.DataDir = filepath.Join(cfg.DcrdHomeDir, defaultDataDirname)
cfg.RPCKey = filepath.Join(cfg.DcrdHomeDir, "rpc.key")
cfg.RPCCert = filepath.Join(cfg.DcrdHomeDir, "rpc.cert")
cfg.LogDir = filepath.Join(cfg.DcrdHomeDir, defaultLogDirname)
}
// Load additional config from file.
var configFileError error
parser := newConfigParser(&cfg, &serviceOpts, flags.Default)
if !(preCfg.SimNet) || preCfg.ConfigFile !=
defaultConfigFile {
err := flags.NewIniParser(parser).ParseFile(preCfg.ConfigFile)
if err != nil {
if _, ok := err.(*os.PathError); !ok {
fmt.Fprintf(os.Stderr, "Error parsing config "+
"file: %v\n", err)
fmt.Fprintln(os.Stderr, usageMessage)
return nil, nil, err
}
configFileError = err
}
}
// Parse command line options again to ensure they take precedence.
remainingArgs, err := parser.Parse()
if err != nil {
if e, ok := err.(*flags.Error); !ok || e.Type != flags.ErrHelp {
fmt.Fprintln(os.Stderr, usageMessage)
}
return nil, nil, err
}
// Create the home directory if it doesn't already exist.
funcName := "loadConfig"
err = os.MkdirAll(dcrdHomeDir, 0700)
if err != nil {
// Show a nicer error message if it's because a symlink is
// linked to a directory that does not exist (probably because
// it's not mounted).
if e, ok := err.(*os.PathError); ok && os.IsExist(err) {
if link, lerr := os.Readlink(e.Path); lerr == nil {
str := "is symlink %s -> %s mounted?"
err = fmt.Errorf(str, e.Path, link)
}
}
str := "%s: Failed to create home directory: %v"
err := fmt.Errorf(str, funcName, err)
fmt.Fprintln(os.Stderr, err)
return nil, nil, err
}
// Multiple networks can't be selected simultaneously.
numNets := 0
// Count number of network flags passed; assign active network params
// while we're at it
if cfg.TestNet {
numNets++
activeNetParams = &testNetParams
}
if cfg.SimNet {
numNets++
// Also disable dns seeding on the simulation test network.
activeNetParams = &simNetParams
cfg.DisableDNSSeed = true
}
if numNets > 1 {
str := "%s: The testnet and simnet params can't be " +
"used together -- choose one of the three"
err := fmt.Errorf(str, funcName)
fmt.Fprintln(os.Stderr, err)
fmt.Fprintln(os.Stderr, usageMessage)
return nil, nil, err
}
// Append the network type to the data directory so it is "namespaced"
// per network. In addition to the block database, there are other
// pieces of data that are saved to disk such as address manager state.
// All data is specific to a network, so namespacing the data directory
// means each individual piece of serialized data does not have to
// worry about changing names per network and such.
cfg.DataDir = cleanAndExpandPath(cfg.DataDir)
cfg.DataDir = filepath.Join(cfg.DataDir, netName(activeNetParams))
// Append the network type to the log directory so it is "namespaced"
// per network in the same fashion as the data directory.
cfg.LogDir = cleanAndExpandPath(cfg.LogDir)
cfg.LogDir = filepath.Join(cfg.LogDir, netName(activeNetParams))
// Special show command to list supported subsystems and exit.
if cfg.DebugLevel == "show" {
fmt.Println("Supported subsystems", supportedSubsystems())
os.Exit(0)
}
// Initialize logging at the default logging level.
initSeelogLogger(filepath.Join(cfg.LogDir, defaultLogFilename))
setLogLevels(defaultLogLevel)
// Parse, validate, and set debug log level(s).
if err := parseAndSetDebugLevels(cfg.DebugLevel); err != nil {
err := fmt.Errorf("%s: %v", funcName, err.Error())
fmt.Fprintln(os.Stderr, err)
fmt.Fprintln(os.Stderr, usageMessage)
return nil, nil, err
}
// Validate database type.
if !validDbType(cfg.DbType) {
str := "%s: The specified database type [%v] is invalid -- " +
"supported types %v"
err := fmt.Errorf(str, funcName, cfg.DbType, knownDbTypes)
fmt.Fprintln(os.Stderr, err)
fmt.Fprintln(os.Stderr, usageMessage)
return nil, nil, err
}
if !cfg.NoAddrIndex && cfg.DropAddrIndex {
err := fmt.Errorf("addrindex and dropaddrindex cannot be " +
"activated at the same")
fmt.Fprintln(os.Stderr, err)
fmt.Fprintln(os.Stderr, usageMessage)
return nil, nil, err
}
// Memdb does not currently support the addrindex.
if cfg.DbType == "memdb" && !cfg.NoAddrIndex {
err := fmt.Errorf("memdb does not currently support the addrindex")
fmt.Fprintln(os.Stderr, err)
fmt.Fprintln(os.Stderr, usageMessage)
return nil, nil, err
}
// Validate profile port number
if cfg.Profile != "" {
profilePort, err := strconv.Atoi(cfg.Profile)
if err != nil || profilePort < 1024 || profilePort > 65535 {
str := "%s: The profile port must be between 1024 and 65535"
err := fmt.Errorf(str, funcName)
fmt.Fprintln(os.Stderr, err)
fmt.Fprintln(os.Stderr, usageMessage)
return nil, nil, err
}
}
// Don't allow ban durations that are too short.
if cfg.BanDuration < time.Duration(time.Second) {
str := "%s: The banduration option may not be less than 1s -- parsed [%v]"
err := fmt.Errorf(str, funcName, cfg.BanDuration)
fmt.Fprintln(os.Stderr, err)
fmt.Fprintln(os.Stderr, usageMessage)
return nil, nil, err
}
// --addPeer and --connect do not mix.
if len(cfg.AddPeers) > 0 && len(cfg.ConnectPeers) > 0 {
str := "%s: the --addpeer and --connect options can not be " +
"mixed"
err := fmt.Errorf(str, funcName)
fmt.Fprintln(os.Stderr, err)
fmt.Fprintln(os.Stderr, usageMessage)
return nil, nil, err
}
// --proxy or --connect without --listen disables listening.
if (cfg.Proxy != "" || len(cfg.ConnectPeers) > 0) &&
len(cfg.Listeners) == 0 {
cfg.DisableListen = true
}
// Connect means no DNS seeding.
if len(cfg.ConnectPeers) > 0 {
cfg.DisableDNSSeed = true
}
// Add the default listener if none were specified. The default
// listener is all addresses on the listen port for the network
// we are to connect to.
if len(cfg.Listeners) == 0 {
cfg.Listeners = []string{
net.JoinHostPort("", activeNetParams.DefaultPort),
}
}
// Check to make sure limited and admin users don't have the same username
if cfg.RPCUser == cfg.RPCLimitUser && cfg.RPCUser != "" {
str := "%s: --rpcuser and --rpclimituser must not specify the " +
"same username"
err := fmt.Errorf(str, funcName)
fmt.Fprintln(os.Stderr, err)
fmt.Fprintln(os.Stderr, usageMessage)
return nil, nil, err
}
// Check to make sure limited and admin users don't have the same password
if cfg.RPCPass == cfg.RPCLimitPass && cfg.RPCPass != "" {
str := "%s: --rpcpass and --rpclimitpass must not specify the " +
"same password"
err := fmt.Errorf(str, funcName)
fmt.Fprintln(os.Stderr, err)
fmt.Fprintln(os.Stderr, usageMessage)
return nil, nil, err
}
// The RPC server is disabled if no username or password is provided.
if (cfg.RPCUser == "" || cfg.RPCPass == "") &&
(cfg.RPCLimitUser == "" || cfg.RPCLimitPass == "") {
cfg.DisableRPC = true
}
// Default RPC to listen on localhost only.
if !cfg.DisableRPC && len(cfg.RPCListeners) == 0 {
addrs, err := net.LookupHost("localhost")
if err != nil {
return nil, nil, err
}
cfg.RPCListeners = make([]string, 0, len(addrs))
for _, addr := range addrs {
addr = net.JoinHostPort(addr, activeNetParams.rpcPort)
cfg.RPCListeners = append(cfg.RPCListeners, addr)
}
}
// Validate the the minrelaytxfee.
cfg.minRelayTxFee, err = dcrutil.NewAmount(cfg.MinRelayTxFee)
if err != nil {
str := "%s: invalid minrelaytxfee: %v"
err := fmt.Errorf(str, funcName, err)
fmt.Fprintln(os.Stderr, err)
fmt.Fprintln(os.Stderr, usageMessage)
return nil, nil, err
}
// Limit the max block size to a sane value.
if cfg.BlockMaxSize < blockMaxSizeMin || cfg.BlockMaxSize >
blockMaxSizeMax {
str := "%s: The blockmaxsize option must be in between %d " +
"and %d -- parsed [%d]"
err := fmt.Errorf(str, funcName, blockMaxSizeMin,
blockMaxSizeMax, cfg.BlockMaxSize)
fmt.Fprintln(os.Stderr, err)
fmt.Fprintln(os.Stderr, usageMessage)
return nil, nil, err
}
// Limit the max orphan count to a sane vlue.
if cfg.MaxOrphanTxs < 0 {
str := "%s: The maxorphantx option may not be less than 0 " +
"-- parsed [%d]"
err := fmt.Errorf(str, funcName, cfg.MaxOrphanTxs)
fmt.Fprintln(os.Stderr, err)
fmt.Fprintln(os.Stderr, usageMessage)
return nil, nil, err
}
// Limit the block priority and minimum block sizes to max block size.
cfg.BlockPrioritySize = minUint32(cfg.BlockPrioritySize, cfg.BlockMaxSize)
cfg.BlockMinSize = minUint32(cfg.BlockMinSize, cfg.BlockMaxSize)
// Check getwork keys are valid and saved parsed versions.
cfg.miningAddrs = make([]dcrutil.Address, 0, len(cfg.GetWorkKeys)+
len(cfg.MiningAddrs))
for _, strAddr := range cfg.GetWorkKeys {
addr, err := dcrutil.DecodeAddress(strAddr,
activeNetParams.Params)
if err != nil {
str := "%s: getworkkey '%s' failed to decode: %v"
err := fmt.Errorf(str, funcName, strAddr, err)
fmt.Fprintln(os.Stderr, err)
fmt.Fprintln(os.Stderr, usageMessage)
return nil, nil, err
}
if !addr.IsForNet(activeNetParams.Params) {
str := "%s: getworkkey '%s' is on the wrong network"
err := fmt.Errorf(str, funcName, strAddr)
fmt.Fprintln(os.Stderr, err)
fmt.Fprintln(os.Stderr, usageMessage)
return nil, nil, err
}
cfg.miningAddrs = append(cfg.miningAddrs, addr)
}
// Check mining addresses are valid and saved parsed versions.
for _, strAddr := range cfg.MiningAddrs {
addr, err := dcrutil.DecodeAddress(strAddr, activeNetParams.Params)
if err != nil {
str := "%s: mining address '%s' failed to decode: %v"
err := fmt.Errorf(str, funcName, strAddr, err)
fmt.Fprintln(os.Stderr, err)
fmt.Fprintln(os.Stderr, usageMessage)
return nil, nil, err
}
if !addr.IsForNet(activeNetParams.Params) {
str := "%s: mining address '%s' is on the wrong network"
err := fmt.Errorf(str, funcName, strAddr)
fmt.Fprintln(os.Stderr, err)
fmt.Fprintln(os.Stderr, usageMessage)
return nil, nil, err
}
cfg.miningAddrs = append(cfg.miningAddrs, addr)
}
// Ensure there is at least one mining address when the generate flag is
// set.
if cfg.Generate && len(cfg.MiningAddrs) == 0 {
str := "%s: the generate flag is set, but there are no mining " +
"addresses specified "
err := fmt.Errorf(str, funcName)
fmt.Fprintln(os.Stderr, err)
fmt.Fprintln(os.Stderr, usageMessage)
return nil, nil, err
}
// Add default port to all listener addresses if needed and remove
// duplicate addresses.
cfg.Listeners = normalizeAddresses(cfg.Listeners,
activeNetParams.DefaultPort)
// Add default port to all rpc listener addresses if needed and remove
// duplicate addresses.
cfg.RPCListeners = normalizeAddresses(cfg.RPCListeners,
activeNetParams.rpcPort)
// Only allow TLS to be disabled if the RPC is bound to localhost
// addresses.
if !cfg.DisableRPC && cfg.DisableTLS {
allowedTLSListeners := map[string]struct{}{
"localhost": struct{}{},
"127.0.0.1": struct{}{},
"::1": struct{}{},
}
for _, addr := range cfg.RPCListeners {
host, _, err := net.SplitHostPort(addr)
if err != nil {
str := "%s: RPC listen interface '%s' is " +
"invalid: %v"
err := fmt.Errorf(str, funcName, addr, err)
fmt.Fprintln(os.Stderr, err)
fmt.Fprintln(os.Stderr, usageMessage)
return nil, nil, err
}
if _, ok := allowedTLSListeners[host]; !ok {
str := "%s: the --notls option may not be used " +
"when binding RPC to non localhost " +
"addresses: %s"
err := fmt.Errorf(str, funcName, addr)
fmt.Fprintln(os.Stderr, err)
fmt.Fprintln(os.Stderr, usageMessage)
return nil, nil, err
}
}
}
// Add default port to all added peer addresses if needed and remove
// duplicate addresses.
cfg.AddPeers = normalizeAddresses(cfg.AddPeers,
activeNetParams.DefaultPort)
cfg.ConnectPeers = normalizeAddresses(cfg.ConnectPeers,
activeNetParams.DefaultPort)
// Tor stream isolation requires either proxy or onion proxy to be set.
if cfg.TorIsolation && cfg.Proxy == "" && cfg.OnionProxy == "" {
str := "%s: Tor stream isolation requires either proxy or " +
"onionproxy to be set"
err := fmt.Errorf(str, funcName)
fmt.Fprintln(os.Stderr, err)
fmt.Fprintln(os.Stderr, usageMessage)
return nil, nil, err
}
// Setup dial and DNS resolution (lookup) functions depending on the
// specified options. The default is to use the standard net.Dial
// function as well as the system DNS resolver. When a proxy is
// specified, the dial function is set to the proxy specific dial
// function and the lookup is set to use tor (unless --noonion is
// specified in which case the system DNS resolver is used).
cfg.dial = net.Dial
cfg.lookup = net.LookupIP
if cfg.Proxy != "" {
_, _, err := net.SplitHostPort(cfg.Proxy)
if err != nil {
str := "%s: Proxy address '%s' is invalid: %v"
err := fmt.Errorf(str, funcName, cfg.Proxy, err)
fmt.Fprintln(os.Stderr, err)
fmt.Fprintln(os.Stderr, usageMessage)
return nil, nil, err
}
if cfg.TorIsolation &&
(cfg.ProxyUser != "" || cfg.ProxyPass != "") {
dcrdLog.Warn("Tor isolation set -- overriding " +
"specified proxy user credentials")
}
proxy := &socks.Proxy{
Addr: cfg.Proxy,
Username: cfg.ProxyUser,
Password: cfg.ProxyPass,
TorIsolation: cfg.TorIsolation,
}
cfg.dial = proxy.Dial
if !cfg.NoOnion {
cfg.lookup = func(host string) ([]net.IP, error) {
return torLookupIP(host, cfg.Proxy)
}
}
}
// Setup onion address dial and DNS resolution (lookup) functions
// depending on the specified options. The default is to use the
// same dial and lookup functions selected above. However, when an
// onion-specific proxy is specified, the onion address dial and
// lookup functions are set to use the onion-specific proxy while
// leaving the normal dial and lookup functions as selected above.
// This allows .onion address traffic to be routed through a different
// proxy than normal traffic.
if cfg.OnionProxy != "" {
_, _, err := net.SplitHostPort(cfg.OnionProxy)
if err != nil {
str := "%s: Onion proxy address '%s' is invalid: %v"
err := fmt.Errorf(str, funcName, cfg.OnionProxy, err)
fmt.Fprintln(os.Stderr, err)
fmt.Fprintln(os.Stderr, usageMessage)
return nil, nil, err
}
if cfg.TorIsolation &&
(cfg.OnionProxyUser != "" || cfg.OnionProxyPass != "") {
dcrdLog.Warn("Tor isolation set -- overriding " +
"specified onionproxy user credentials ")
}
cfg.oniondial = func(a, b string) (net.Conn, error) {
proxy := &socks.Proxy{
Addr: cfg.OnionProxy,
Username: cfg.OnionProxyUser,
Password: cfg.OnionProxyPass,
TorIsolation: cfg.TorIsolation,
}
return proxy.Dial(a, b)
}
cfg.onionlookup = func(host string) ([]net.IP, error) {
return torLookupIP(host, cfg.OnionProxy)
}
} else {
cfg.oniondial = cfg.dial
cfg.onionlookup = cfg.lookup
}
// Specifying --noonion means the onion address dial and DNS resolution
// (lookup) functions result in an error.
if cfg.NoOnion {
cfg.oniondial = func(a, b string) (net.Conn, error) {
return nil, errors.New("tor has been disabled")
}
cfg.onionlookup = func(a string) ([]net.IP, error) {
return nil, errors.New("tor has been disabled")
}
}
// Warn about missing config file only after all other configuration is
// done. This prevents the warning on help messages and invalid
// options. Note this should go directly before the return.
if configFileError != nil {
dcrdLog.Warnf("%v", configFileError)
}
return &cfg, remainingArgs, nil
}
// deserializeWithdrawal deserializes the given byte slice into a dbWithdrawalRow,
// converts it into an withdrawalInfo and returns it. This function must run
// with the address manager unlocked.
func deserializeWithdrawal(p *Pool, serialized []byte) (*withdrawalInfo, error) {
var row dbWithdrawalRow
if err := gob.NewDecoder(bytes.NewReader(serialized)).Decode(&row); err != nil {
return nil, newError(ErrWithdrawalStorage, "cannot deserialize withdrawal information",
err)
}
wInfo := &withdrawalInfo{
lastSeriesID: row.LastSeriesID,
dustThreshold: row.DustThreshold,
}
chainParams := p.Manager().ChainParams()
wInfo.requests = make([]OutputRequest, len(row.Requests))
// A map of requests indexed by OutBailmentID; needed to populate
// WithdrawalStatus.Outputs later on.
requestsByOID := make(map[OutBailmentID]OutputRequest)
for i, req := range row.Requests {
addr, err := dcrutil.DecodeAddress(req.Addr, chainParams)
if err != nil {
return nil, newError(ErrWithdrawalStorage,
"cannot deserialize addr for requested output", err)
}
pkScript, err := txscript.PayToAddrScript(addr)
if err != nil {
return nil, newError(ErrWithdrawalStorage, "invalid addr for requested output", err)
}
request := OutputRequest{
Address: addr,
Amount: req.Amount,
PkScript: pkScript,
Server: req.Server,
Transaction: req.Transaction,
}
wInfo.requests[i] = request
requestsByOID[request.outBailmentID()] = request
}
startAddr := row.StartAddress
wAddr, err := p.WithdrawalAddress(startAddr.SeriesID, startAddr.Branch, startAddr.Index)
if err != nil {
return nil, newError(ErrWithdrawalStorage, "cannot deserialize startAddress", err)
}
wInfo.startAddress = *wAddr
cAddr, err := p.ChangeAddress(row.ChangeStart.SeriesID, row.ChangeStart.Index)
if err != nil {
return nil, newError(ErrWithdrawalStorage, "cannot deserialize changeStart", err)
}
wInfo.changeStart = *cAddr
// TODO: Copy over row.Status.nextInputAddr. Not done because StartWithdrawal
// does not update that yet.
nextChangeAddr := row.Status.NextChangeAddr
cAddr, err = p.ChangeAddress(nextChangeAddr.SeriesID, nextChangeAddr.Index)
if err != nil {
return nil, newError(ErrWithdrawalStorage,
"cannot deserialize nextChangeAddress for withdrawal", err)
}
wInfo.status = WithdrawalStatus{
nextChangeAddr: *cAddr,
fees: row.Status.Fees,
outputs: make(map[OutBailmentID]*WithdrawalOutput, len(row.Status.Outputs)),
sigs: row.Status.Sigs,
transactions: make(map[Ntxid]changeAwareTx, len(row.Status.Transactions)),
}
for oid, output := range row.Status.Outputs {
outpoints := make([]OutBailmentOutpoint, len(output.Outpoints))
for i, outpoint := range output.Outpoints {
outpoints[i] = OutBailmentOutpoint{
ntxid: outpoint.Ntxid,
index: outpoint.Index,
amount: outpoint.Amount,
}
}
wInfo.status.outputs[oid] = &WithdrawalOutput{
request: requestsByOID[output.OutBailmentID],
status: output.Status,
outpoints: outpoints,
}
}
for ntxid, tx := range row.Status.Transactions {
msgtx := wire.NewMsgTx()
if err := msgtx.Deserialize(bytes.NewBuffer(tx.SerializedMsgTx)); err != nil {
return nil, newError(ErrWithdrawalStorage, "cannot deserialize transaction", err)
}
wInfo.status.transactions[ntxid] = changeAwareTx{
MsgTx: msgtx,
changeIdx: tx.ChangeIdx,
}
}
return wInfo, nil
}
