construct bitcoin rpc params

bitcoin/config.go

@@ -0,0 +1,42 @@
+package bitcoin
+
+import (
+	"github.com/btcsuite/btcd/chaincfg"
+	"github.com/btcsuite/btcd/rpcclient"
+	"github.com/evmos/ethermint/server/config"
+)
+
+// Config this param use for holding bitcoin rpc config
+var Config RpcConfig
+
+// RpcConfig this struct use for storing bitcoin rpc config
+type RpcConfig struct {
+	ConnConfig rpcclient.ConnConfig
+	Params     chaincfg.Params
+}
+
+// SetBitcoinConfig this method uses for setting bitcoin rpc
+func SetBitcoinConfig(config config.BITCOINConfig) RpcConfig {
+	var params chaincfg.Params
+	switch config.NetworkName {
+	case chaincfg.SigNetParams.Name:
+		params = chaincfg.SigNetParams
+	case chaincfg.MainNetParams.Name:
+		params = chaincfg.MainNetParams
+	case chaincfg.TestNet3Params.Name:
+		params = chaincfg.TestNet3Params
+	case chaincfg.SimNetParams.Name:
+		params = chaincfg.SimNetParams
+	case chaincfg.RegressionNetParams.Name:
+		params = chaincfg.RegressionNetParams
+	default:
+		params = chaincfg.MainNetParams
+	}
+	Config = RpcConfig{
+		ConnConfig: rpcclient.ConnConfig{
+			Host: config.RpcHost,
+		},
+		Params: params,
+	}
+	return Config
+}

server/config/config.go

@@ -77,6 +77,11 @@ const (
 	DefaultMaxOpenConnections = 0
 
 	DefaultBitcoinNetworkName = "mainnet"
+
+	DefaultBitcoinRpchost    = "localhost:8332"
+	DefaultBitcoinRpcUser    = "b2node"
+	DefaultBitcoinRpcPass    = "b2node"
+	DefaultBitcoinWalletName = "b2node"
 )
 
 var evmTracers = []string{"json", "markdown", "struct", "access_list"}
@@ -365,6 +370,10 @@ func GetConfig(v *viper.Viper) (Config, error) {
 		},
 		BITCOIN: BITCOINConfig{
 			NetworkName: v.GetString("bitcoin.network-name"),
+			RpcHost:     v.GetString("bitcoin.rpc-host"),
+			RpcUser:     v.GetString("bitcoin.rpc-user"),
+			RpcPass:     v.GetString("bitcoin.rpc-pass"),
+			WalletName:  v.GetString("bitcoin.wallet-name"),
 		},
 	}, nil
 }
@@ -403,12 +412,20 @@ func (c Config) ValidateBasic() error {
 type BITCOINConfig struct {
 	// NetworkName defines the bitcoin network name
 	NetworkName string `mapstructure:"network-name"`
+	RpcHost     string `mapstructure:"rpc-host"`
+	RpcUser     string `mapstructure:"rpc-user"`
+	RpcPass     string `mapstructure:"rpc-pass"`
+	WalletName  string `mapstructrue:"wallet-name"`
 }
 
 // DefaultBitcoinConfig returns the default Bitcon configuration
 func DefaultBitcoinConfig() *BITCOINConfig {
 	return &BITCOINConfig{
 		NetworkName: DefaultBitcoinNetworkName,
+		RpcHost:     DefaultBitcoinRpchost,
+		RpcUser:     DefaultBitcoinRpcUser,
+		RpcPass:     DefaultBitcoinRpcPass,
+		WalletName:  DefaultBitcoinWalletName,
 	}
 }
 
@@ -417,6 +434,14 @@ func (c BITCOINConfig) Validate() error {
 	if c.NetworkName != "" && !strings.StringInSlice(c.NetworkName, bitcoinNetworkNames) {
 		return fmt.Errorf("invalid network name %s, available names: %v", c.NetworkName, bitcoinNetworkNames)
 	}
-
+	if c.RpcHost != "" {
+		return fmt.Errorf("rpc host is not allowed empty")
+	}
+	if c.RpcPass != "" {
+		return fmt.Errorf("rpc pass is not allowed empty")
+	}
+	if c.WalletName != "" {
+		return fmt.Errorf("rpc wallet name is not allowed empty")
+	}
 	return nil
 }

server/config/toml.go

@@ -116,4 +116,8 @@ key-path = "{{ .TLS.KeyPath }}"
 # Network defines the bitcoin network name to use.
 # Names: "mainnet", "testnet", "regtest", "simnet", "testnet3", "signet"
 network-name = "{{ .BITCOIN.NetworkName }}"
+rpc-host = "{{ .BITCOIN.RpcHost }}"
+rpc-user = "{{ .BITCOIN.RpcUser }}"
+rpc-pass = "{{ .BITCOIN.RpcPass }}"
+wallet-name = "{{ .BITCOIN.WalletName }}"
 `

server/flags/flags.go

@@ -84,6 +84,15 @@ const (
 	TLSKeyPath  = "tls.key-path"
 )
 
+// BITCOIN flags
+const (
+	BITCOINNetworkName = "bitcoin.network-name"
+	BITCOINRpcHost     = "bitcoin.rpc-host"
+	BITCOINRpcUser     = "bitcoin.rpc-user"
+	BITCOINRpcPass     = "bitcoin.rpc-pass"
+	BITCOINWalletName  = "bitcoin.wallet-name"
+)
+
 // AddTxFlags adds common flags for commands to post tx
 func AddTxFlags(cmd *cobra.Command) (*cobra.Command, error) {
 	cmd.PersistentFlags().String(flags.FlagChainID, "testnet", "Specify Chain ID for sending Tx")

server/start.go

@@ -18,6 +18,7 @@ package server
 import (
 	"context"
 	"fmt"
+	"github.com/evmos/ethermint/bitcoin"
 	"io"
 	"net"
 	"net/http"
@@ -217,6 +218,11 @@ which accepts a path for the resulting pprof file.
 	cmd.Flags().String(srvflags.TLSCertPath, "", "the cert.pem file path for the server TLS configuration")
 	cmd.Flags().String(srvflags.TLSKeyPath, "", "the key.pem file path for the server TLS configuration")
 
+	cmd.Flags().String(srvflags.BITCOINNetworkName, config.DefaultBitcoinNetworkName, "Sets the bitcoin network type")
+	cmd.Flags().String(srvflags.BITCOINRpcHost, config.DefaultBitcoinRpchost, "Sets the bitcoin network rpc host")
+	cmd.Flags().String(srvflags.BITCOINRpcUser, config.DefaultBitcoinRpcUser, "Sets the bitcoin network rpc user")
+	cmd.Flags().String(srvflags.BITCOINRpcPass, config.DefaultBitcoinRpcPass, "Sets the bitcoin network rpc password")
+
 	cmd.Flags().Uint64(server.FlagStateSyncSnapshotInterval, 0, "State sync snapshot interval")
 	cmd.Flags().Uint32(server.FlagStateSyncSnapshotKeepRecent, 2, "State sync snapshot to keep")
 
@@ -645,6 +651,8 @@ func startInProcess(ctx *server.Context, clientCtx client.Context, opts StartOpt
 	// bitcoin indexer run go routine handle bitcoin transaction
 	// or bitcoin commiter logic
 
+	// construct bitcoin rpc params
+	bitcoin.SetBitcoinConfig(config.BITCOIN)
 	// Wait for SIGINT or SIGTERM signal
 	return server.WaitForQuitSignals()
 }