Add BTC wallet

btc.go

@@ -0,0 +1,51 @@
+package dcrlibwallet
+
+import (
+	// "context"
+	// "fmt"
+	"os"
+	"path/filepath"
+
+	"decred.org/dcrwallet/v2/errors"
+
+	"github.com/asdine/storm"
+	// "github.com/asdine/storm/q"
+
+	bolt "go.etcd.io/bbolt"
+
+	"github.com/planetdecred/dcrlibwallet/wallets/btc"
+)
+
+func initializeBTCWallet(rootDir, dbDriver, netType string) (*storm.DB, string, error) {
+	var btcDB *storm.DB
+
+	rootDir = filepath.Join(rootDir, netType, "btc")
+	err := os.MkdirAll(rootDir, os.ModePerm)
+	if err != nil {
+		return btcDB, "", errors.Errorf("failed to create btc rootDir: %v", err)
+	}
+
+	err = initLogRotator(filepath.Join(rootDir, logFileName))
+	if err != nil {
+		return btcDB, "", errors.Errorf("failed to init btc logRotator: %v", err.Error())
+	}
+
+	btcDB, err = storm.Open(filepath.Join(rootDir, walletsDbName))
+	if err != nil {
+		log.Errorf("Error opening btc wallets database: %s", err.Error())
+		if err == bolt.ErrTimeout {
+			// timeout error occurs if storm fails to acquire a lock on the database file
+			return btcDB, "", errors.E(ErrWalletDatabaseInUse)
+		}
+		return btcDB, "", errors.Errorf("error opening btc wallets database: %s", err.Error())
+	}
+
+	// init database for saving/reading wallet objects
+	err = btcDB.Init(&btc.Wallet{})
+	if err != nil {
+		log.Errorf("Error initializing btc wallets database: %s", err.Error())
+		return btcDB, "", err
+	}
+
+	return btcDB, rootDir, nil
+}

btcwallet/go.mod

@@ -0,0 +1,24 @@
+module github.com/planetdecred/dcrlibwallet/btcwallet
+
+require (
+	github.com/btcsuite/btcd v0.22.0-beta.0.20211026140004-31791ba4dc6e
+	github.com/btcsuite/btclog v0.0.0-20170628155309-84c8d2346e9f
+	github.com/btcsuite/btcutil v1.0.3-0.20210527170813-e2ba6805a890 // note: hoists btcd's own require of btcutil
+	github.com/btcsuite/btcwallet v0.12.0
+	github.com/btcsuite/btcwallet/wallet/txauthor v1.1.0 // indirect
+	github.com/btcsuite/btcwallet/wallet/txsizes v1.1.0 // indirect
+	github.com/btcsuite/btcwallet/walletdb v1.4.0
+	github.com/btcsuite/btcwallet/wtxmgr v1.3.0
+	github.com/decred/dcrd/lru v1.1.1 // indirect
+	github.com/decred/slog v1.2.0
+	github.com/jrick/logrotate v1.0.0
+	github.com/kkdai/bstream v1.0.0 // indirect
+	github.com/lightninglabs/neutrino v0.13.1-0.20211214231330-53b628ce1756
+	github.com/stretchr/testify v1.7.0 // indirect
+	go.etcd.io/bbolt v1.3.5 // indirect
+	golang.org/x/crypto v0.0.0-20210711020723-a769d52b0f97 // indirect
+	golang.org/x/sys v0.0.0-20210816183151-1e6c022a8912 // indirect
+	golang.org/x/term v0.0.0-20210220032956-6a3ed077a48d // indirect
+)
+
+go 1.16