73 lines
2.6 KiB
Go
73 lines
2.6 KiB
Go
// Fast Paste Bin - uberfast and easy-to-use pastebin.
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//
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// Copyright (c) 2018, Stanislav N. aka pztrn and Fast Paste Bin
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// developers.
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject
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// to the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
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// OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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package database
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import (
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// stdlib
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"fmt"
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// other
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_ "github.com/go-sql-driver/mysql"
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"github.com/jmoiron/sqlx"
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)
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// Database represents control structure for database connection.
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type Database struct {
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db *sqlx.DB
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}
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// GetDatabaseConnection returns current database connection.
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func (db *Database) GetDatabaseConnection() *sqlx.DB {
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return db.db
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}
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// Initialize initializes connection to database.
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func (db *Database) Initialize() {
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c.Logger.Info().Msg("Initializing database connection...")
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// There might be only user, without password. MySQL/MariaDB driver
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// in DSN wants "user" or "user:password", "user:" is invalid.
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var userpass = ""
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if c.Config.Database.Password == "" {
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userpass = c.Config.Database.Username
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} else {
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userpass = c.Config.Database.Username + ":" + c.Config.Database.Password
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}
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dbConnString := fmt.Sprintf("%s@tcp(%s:%s)/%s?parseTime=true&collation=utf8mb4_unicode_ci&charset=utf8mb4", userpass, c.Config.Database.Address, c.Config.Database.Port, c.Config.Database.Database)
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c.Logger.Debug().Msgf("Database connection string: %s", dbConnString)
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dbConn, err := sqlx.Connect("mysql", dbConnString)
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if err != nil {
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c.Logger.Panic().Msgf("Failed to connect to database: %s", err.Error())
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}
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// Force UTC for current connection.
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_ = dbConn.MustExec("SET @@session.time_zone='+00:00';")
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c.Logger.Info().Msg("Database connection established")
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db.db = dbConn
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}
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