2018-03-08 10:36:01 -07:00
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package coins
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import (
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"blockbook/bchain"
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2018-04-18 07:15:19 -06:00
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"blockbook/bchain/coins/bch"
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2018-03-08 10:36:01 -07:00
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"blockbook/bchain/coins/btc"
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2018-05-31 06:17:34 -06:00
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"blockbook/bchain/coins/btg"
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2018-06-08 07:23:28 -06:00
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"blockbook/bchain/coins/dash"
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2018-10-07 16:36:27 -06:00
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"blockbook/bchain/coins/digibyte"
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2018-06-14 15:12:19 -06:00
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"blockbook/bchain/coins/dogecoin"
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2018-03-15 01:19:02 -06:00
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"blockbook/bchain/coins/eth"
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2018-10-24 03:33:26 -06:00
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"blockbook/bchain/coins/gamecredits"
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2018-10-18 10:08:19 -06:00
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"blockbook/bchain/coins/grs"
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2018-06-11 10:02:25 -06:00
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"blockbook/bchain/coins/litecoin"
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2018-08-03 12:50:59 -06:00
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"blockbook/bchain/coins/monacoin"
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2018-10-02 09:09:56 -06:00
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"blockbook/bchain/coins/myriad"
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2018-06-20 09:57:51 -06:00
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"blockbook/bchain/coins/namecoin"
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2018-06-27 16:36:56 -06:00
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"blockbook/bchain/coins/vertcoin"
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2018-03-08 11:39:21 -07:00
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"blockbook/bchain/coins/zec"
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2018-03-13 04:34:49 -06:00
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"blockbook/common"
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2018-05-30 06:37:30 -06:00
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"context"
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2018-03-15 05:34:29 -06:00
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"encoding/json"
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2018-03-08 10:36:01 -07:00
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"fmt"
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2018-03-15 05:34:29 -06:00
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"io/ioutil"
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2018-07-24 07:58:37 -06:00
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"math/big"
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2018-03-08 10:36:01 -07:00
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"reflect"
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2018-03-20 18:23:17 -06:00
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"time"
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2018-03-08 10:36:01 -07:00
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"github.com/juju/errors"
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)
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2018-03-27 15:39:06 -06:00
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type blockChainFactory func(config json.RawMessage, pushHandler func(bchain.NotificationType)) (bchain.BlockChain, error)
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2018-03-08 10:36:01 -07:00
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2018-09-11 08:36:32 -06:00
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var BlockChainFactories = make(map[string]blockChainFactory)
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2018-03-08 10:36:01 -07:00
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func init() {
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2018-09-11 08:36:32 -06:00
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BlockChainFactories["Bitcoin"] = btc.NewBitcoinRPC
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BlockChainFactories["Testnet"] = btc.NewBitcoinRPC
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BlockChainFactories["Zcash"] = zec.NewZCashRPC
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BlockChainFactories["Zcash Testnet"] = zec.NewZCashRPC
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BlockChainFactories["Ethereum"] = eth.NewEthereumRPC
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2018-10-01 04:47:42 -06:00
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BlockChainFactories["Ethereum Classic"] = eth.NewEthereumRPC
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2018-09-11 08:36:32 -06:00
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BlockChainFactories["Ethereum Testnet Ropsten"] = eth.NewEthereumRPC
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BlockChainFactories["Bcash"] = bch.NewBCashRPC
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BlockChainFactories["Bcash Testnet"] = bch.NewBCashRPC
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BlockChainFactories["Bgold"] = btg.NewBGoldRPC
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BlockChainFactories["Dash"] = dash.NewDashRPC
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BlockChainFactories["Dash Testnet"] = dash.NewDashRPC
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2018-10-24 03:33:26 -06:00
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BlockChainFactories["GameCredits"] = gamecredits.NewGameCreditsRPC
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2018-09-11 08:36:32 -06:00
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BlockChainFactories["Litecoin"] = litecoin.NewLitecoinRPC
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BlockChainFactories["Litecoin Testnet"] = litecoin.NewLitecoinRPC
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BlockChainFactories["Dogecoin"] = dogecoin.NewDogecoinRPC
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BlockChainFactories["Vertcoin"] = vertcoin.NewVertcoinRPC
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BlockChainFactories["Vertcoin Testnet"] = vertcoin.NewVertcoinRPC
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BlockChainFactories["Namecoin"] = namecoin.NewNamecoinRPC
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BlockChainFactories["Monacoin"] = monacoin.NewMonacoinRPC
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BlockChainFactories["Monacoin Testnet"] = monacoin.NewMonacoinRPC
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2018-10-07 16:36:27 -06:00
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BlockChainFactories["DigiByte"] = digibyte.NewDigiByteRPC
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2018-10-02 09:09:56 -06:00
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BlockChainFactories["Myriad"] = myriad.NewMyriadRPC
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2018-10-18 10:08:19 -06:00
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BlockChainFactories["Groestlcoin"] = grs.NewGroestlcoinRPC
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BlockChainFactories["Groestlcoin Testnet"] = grs.NewGroestlcoinRPC
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2018-03-08 10:36:01 -07:00
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}
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2018-06-27 16:36:56 -06:00
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// GetCoinNameFromConfig gets coin name and coin shortcut from config file
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2018-10-09 16:23:31 -06:00
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func GetCoinNameFromConfig(configfile string) (string, string, string, error) {
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2018-06-05 08:14:46 -06:00
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data, err := ioutil.ReadFile(configfile)
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if err != nil {
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2018-10-09 16:23:31 -06:00
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return "", "", "", errors.Annotatef(err, "Error reading file %v", configfile)
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2018-06-05 08:14:46 -06:00
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}
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var cn struct {
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2018-06-27 16:36:56 -06:00
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CoinName string `json:"coin_name"`
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CoinShortcut string `json:"coin_shortcut"`
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2018-10-09 16:23:31 -06:00
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CoinLabel string `json:"coin_label"`
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2018-06-05 08:14:46 -06:00
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}
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err = json.Unmarshal(data, &cn)
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if err != nil {
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2018-10-09 16:23:31 -06:00
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return "", "", "", errors.Annotatef(err, "Error parsing file %v", configfile)
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2018-06-05 08:14:46 -06:00
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}
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2018-10-09 16:23:31 -06:00
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return cn.CoinName, cn.CoinShortcut, cn.CoinLabel, nil
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2018-03-08 10:36:01 -07:00
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}
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// NewBlockChain creates bchain.BlockChain of type defined by parameter coin
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2018-03-27 15:39:06 -06:00
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func NewBlockChain(coin string, configfile string, pushHandler func(bchain.NotificationType), metrics *common.Metrics) (bchain.BlockChain, error) {
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2018-03-15 05:34:29 -06:00
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data, err := ioutil.ReadFile(configfile)
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if err != nil {
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return nil, errors.Annotatef(err, "Error reading file %v", configfile)
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}
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var config json.RawMessage
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err = json.Unmarshal(data, &config)
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if err != nil {
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return nil, errors.Annotatef(err, "Error parsing file %v", configfile)
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}
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2018-09-11 08:36:32 -06:00
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bcf, ok := BlockChainFactories[coin]
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2018-06-05 08:14:46 -06:00
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if !ok {
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2018-09-11 08:36:32 -06:00
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return nil, errors.New(fmt.Sprint("Unsupported coin '", coin, "'. Must be one of ", reflect.ValueOf(BlockChainFactories).MapKeys()))
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2018-06-05 08:14:46 -06:00
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}
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2018-03-21 08:33:48 -06:00
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bc, err := bcf(config, pushHandler)
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2018-03-20 18:23:17 -06:00
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if err != nil {
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return nil, err
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}
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2018-03-27 15:18:25 -06:00
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err = bc.Initialize()
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if err != nil {
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return nil, err
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}
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2018-03-20 18:23:17 -06:00
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return &blockChainWithMetrics{b: bc, m: metrics}, nil
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}
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type blockChainWithMetrics struct {
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b bchain.BlockChain
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m *common.Metrics
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}
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func (c *blockChainWithMetrics) observeRPCLatency(method string, start time.Time, err error) {
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2018-03-21 08:33:48 -06:00
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var e string
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if err != nil {
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e = err.Error()
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}
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c.m.RPCLatency.With(common.Labels{"method": method, "error": e}).Observe(float64(time.Since(start)) / 1e6) // in milliseconds
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2018-03-20 18:23:17 -06:00
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}
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2018-03-21 08:33:48 -06:00
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func (c *blockChainWithMetrics) Initialize() error {
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return c.b.Initialize()
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2018-03-21 07:50:38 -06:00
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}
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2018-05-30 06:37:30 -06:00
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func (c *blockChainWithMetrics) Shutdown(ctx context.Context) error {
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return c.b.Shutdown(ctx)
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2018-03-20 18:23:17 -06:00
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}
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func (c *blockChainWithMetrics) IsTestnet() bool {
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return c.b.IsTestnet()
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}
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func (c *blockChainWithMetrics) GetNetworkName() string {
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return c.b.GetNetworkName()
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}
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2018-06-05 08:14:46 -06:00
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func (c *blockChainWithMetrics) GetCoinName() string {
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return c.b.GetCoinName()
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}
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2018-04-27 02:53:33 -06:00
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func (c *blockChainWithMetrics) GetSubversion() string {
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return c.b.GetSubversion()
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}
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2018-09-14 06:48:43 -06:00
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func (c *blockChainWithMetrics) GetChainInfo() (v *bchain.ChainInfo, err error) {
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defer func(s time.Time) { c.observeRPCLatency("GetChainInfo", s, err) }(time.Now())
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return c.b.GetChainInfo()
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2018-05-17 04:30:45 -06:00
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}
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2018-03-20 18:23:17 -06:00
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func (c *blockChainWithMetrics) GetBestBlockHash() (v string, err error) {
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defer func(s time.Time) { c.observeRPCLatency("GetBestBlockHash", s, err) }(time.Now())
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return c.b.GetBestBlockHash()
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}
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func (c *blockChainWithMetrics) GetBestBlockHeight() (v uint32, err error) {
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defer func(s time.Time) { c.observeRPCLatency("GetBestBlockHeight", s, err) }(time.Now())
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return c.b.GetBestBlockHeight()
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}
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func (c *blockChainWithMetrics) GetBlockHash(height uint32) (v string, err error) {
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defer func(s time.Time) { c.observeRPCLatency("GetBlockHash", s, err) }(time.Now())
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return c.b.GetBlockHash(height)
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}
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func (c *blockChainWithMetrics) GetBlockHeader(hash string) (v *bchain.BlockHeader, err error) {
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defer func(s time.Time) { c.observeRPCLatency("GetBlockHeader", s, err) }(time.Now())
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return c.b.GetBlockHeader(hash)
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}
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func (c *blockChainWithMetrics) GetBlock(hash string, height uint32) (v *bchain.Block, err error) {
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defer func(s time.Time) { c.observeRPCLatency("GetBlock", s, err) }(time.Now())
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return c.b.GetBlock(hash, height)
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}
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2018-09-17 10:28:08 -06:00
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func (c *blockChainWithMetrics) GetBlockInfo(hash string) (v *bchain.BlockInfo, err error) {
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defer func(s time.Time) { c.observeRPCLatency("GetBlockInfo", s, err) }(time.Now())
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return c.b.GetBlockInfo(hash)
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}
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2018-03-20 18:23:17 -06:00
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func (c *blockChainWithMetrics) GetMempool() (v []string, err error) {
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defer func(s time.Time) { c.observeRPCLatency("GetMempool", s, err) }(time.Now())
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return c.b.GetMempool()
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}
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func (c *blockChainWithMetrics) GetTransaction(txid string) (v *bchain.Tx, err error) {
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defer func(s time.Time) { c.observeRPCLatency("GetTransaction", s, err) }(time.Now())
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return c.b.GetTransaction(txid)
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}
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2018-10-16 04:25:31 -06:00
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func (c *blockChainWithMetrics) GetTransactionSpecific(txid string) (v json.RawMessage, err error) {
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defer func(s time.Time) { c.observeRPCLatency("GetTransactionSpecific", s, err) }(time.Now())
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return c.b.GetTransactionSpecific(txid)
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}
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2018-05-14 10:12:01 -06:00
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func (c *blockChainWithMetrics) GetTransactionForMempool(txid string) (v *bchain.Tx, err error) {
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defer func(s time.Time) { c.observeRPCLatency("GetTransactionForMempool", s, err) }(time.Now())
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return c.b.GetTransactionForMempool(txid)
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}
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2018-07-24 07:58:37 -06:00
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func (c *blockChainWithMetrics) EstimateSmartFee(blocks int, conservative bool) (v big.Int, err error) {
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2018-03-20 18:23:17 -06:00
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defer func(s time.Time) { c.observeRPCLatency("EstimateSmartFee", s, err) }(time.Now())
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return c.b.EstimateSmartFee(blocks, conservative)
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}
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2018-07-24 07:58:37 -06:00
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func (c *blockChainWithMetrics) EstimateFee(blocks int) (v big.Int, err error) {
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2018-03-27 02:30:30 -06:00
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defer func(s time.Time) { c.observeRPCLatency("EstimateFee", s, err) }(time.Now())
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return c.b.EstimateFee(blocks)
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}
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2018-03-20 18:23:17 -06:00
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func (c *blockChainWithMetrics) SendRawTransaction(tx string) (v string, err error) {
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defer func(s time.Time) { c.observeRPCLatency("SendRawTransaction", s, err) }(time.Now())
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return c.b.SendRawTransaction(tx)
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}
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2018-09-11 05:37:12 -06:00
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func (c *blockChainWithMetrics) ResyncMempool(onNewTxAddr bchain.OnNewTxAddrFunc) (count int, err error) {
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2018-03-20 18:23:17 -06:00
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defer func(s time.Time) { c.observeRPCLatency("ResyncMempool", s, err) }(time.Now())
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2018-06-01 05:37:38 -06:00
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count, err = c.b.ResyncMempool(onNewTxAddr)
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if err == nil {
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c.m.MempoolSize.Set(float64(count))
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}
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return count, err
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2018-03-20 18:23:17 -06:00
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}
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func (c *blockChainWithMetrics) GetMempoolTransactions(address string) (v []string, err error) {
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defer func(s time.Time) { c.observeRPCLatency("GetMempoolTransactions", s, err) }(time.Now())
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return c.b.GetMempoolTransactions(address)
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}
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2018-08-30 14:39:03 -06:00
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func (c *blockChainWithMetrics) GetMempoolTransactionsForAddrDesc(addrDesc bchain.AddressDescriptor) (v []string, err error) {
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defer func(s time.Time) { c.observeRPCLatency("GetMempoolTransactionsForAddrDesc", s, err) }(time.Now())
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return c.b.GetMempoolTransactionsForAddrDesc(addrDesc)
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}
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2018-03-20 18:23:17 -06:00
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func (c *blockChainWithMetrics) GetMempoolEntry(txid string) (v *bchain.MempoolEntry, err error) {
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defer func(s time.Time) { c.observeRPCLatency("GetMempoolEntry", s, err) }(time.Now())
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return c.b.GetMempoolEntry(txid)
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}
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func (c *blockChainWithMetrics) GetChainParser() bchain.BlockChainParser {
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return c.b.GetChainParser()
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2018-03-08 10:36:01 -07:00
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}
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