32 lines
590 B
Go
32 lines
590 B
Go
package db
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import (
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"database/sql"
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"log/slog"
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"time"
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_ "github.com/go-sql-driver/mysql"
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)
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const maxOpenDbConn = 10
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const maxIdleDbConn = 5
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const maxDbLifetime = time.Minute * 5
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func NewMySQL(dataSource string) (*sql.DB, error) {
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d, err := sql.Open("mysql", dataSource)
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if err != nil {
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slog.Error("error connecting to database", "error", err)
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}
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d.SetMaxOpenConns(maxOpenDbConn)
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d.SetMaxIdleConns(maxIdleDbConn)
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d.SetConnMaxLifetime(maxDbLifetime)
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if err := d.Ping(); err != nil {
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slog.Error("error pinging database", "error", err)
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return nil, err
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}
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return d, nil
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}
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