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wallet.go
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wallet.go
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package integration
import (
"crypto/md5"
"encoding/hex"
"fmt"
"io/ioutil"
"github.com/btcsuite/btcd/chaincfg"
"github.com/btcsuite/btcutil/hdkeychain"
"github.com/p2pderivatives/dlc/internal/rpc"
_wallet "github.com/p2pderivatives/dlc/internal/wallet"
"github.com/p2pderivatives/dlc/pkg/wallet"
)
func newWallet(name string, pubpass, privpass []byte) (wallet.Wallet, error) {
params := &chaincfg.RegressionNetParams
// generate random seed
seed, err := hdkeychain.GenerateSeed(
hdkeychain.RecommendedSeedLen)
if err != nil {
return nil, err
}
// create wallet dbdir
walletDir, err := ioutil.TempDir("", randomWalletDirPrefix(seed))
if err != nil {
return nil, err
}
// create wallet
w, err := _wallet.CreateWallet(
params, seed, pubpass, privpass, walletDir, name)
if err != nil {
return nil, err
}
// create rpcclient
rpcclient, err := rpc.NewTestRPCClient()
if err != nil {
return nil, err
}
w.SetRPCClient(rpcclient)
return w, nil
}
func randomWalletDirPrefix(seed []byte) string {
hashB := md5.Sum(seed)
hash := hex.EncodeToString(hashB[:])
return fmt.Sprintf("dlcwallet_%s", hash)
}