init

trojan-master/core/leveldb.go

@@ -0,0 +1,41 @@
+package core
+
+import (
+	"github.com/syndtr/goleveldb/leveldb"
+)
+
+var dbPath = "/var/lib/trojan-manager"
+
+// GetValue 获取leveldb值
+func GetValue(key string) (string, error) {
+	db, err := leveldb.OpenFile(dbPath, nil)
+	if err != nil {
+		return "", err
+	}
+	defer db.Close()
+	result, err := db.Get([]byte(key), nil)
+	if err != nil {
+		return "", err
+	}
+	return string(result), nil
+}
+
+// SetValue 设置leveldb值
+func SetValue(key string, value string) error {
+	db, err := leveldb.OpenFile(dbPath, nil)
+	if err != nil {
+		return err
+	}
+	defer db.Close()
+	return db.Put([]byte(key), []byte(value), nil)
+}
+
+// DelValue 删除值
+func DelValue(key string) error {
+	db, err := leveldb.OpenFile(dbPath, nil)
+	if err != nil {
+		return err
+	}
+	defer db.Close()
+	return db.Delete([]byte(key), nil)
+}