114 lines
2.7 KiB
Go
114 lines
2.7 KiB
Go
package db
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import (
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server "blackforestbytes.com/simplecloudnotifier"
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"blackforestbytes.com/simplecloudnotifier/db/schema"
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"context"
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"database/sql"
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"errors"
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"fmt"
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"github.com/jmoiron/sqlx"
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_ "github.com/mattn/go-sqlite3"
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"github.com/rs/zerolog/log"
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"gogs.mikescher.com/BlackForestBytes/goext/langext"
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"gogs.mikescher.com/BlackForestBytes/goext/sq"
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"time"
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)
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type Database struct {
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db sq.DB
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}
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func NewDatabase(conf server.Config) (*Database, error) {
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url := fmt.Sprintf("file:%s?_journal=%s&_timeout=%d&_fk=%s", conf.DBFile, conf.DBJournal, conf.DBTimeout.Milliseconds(), langext.FormatBool(conf.DBCheckForeignKeys, "true", "false"))
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xdb, err := sqlx.Open("sqlite3", url)
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if err != nil {
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return nil, err
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}
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xdb.SetMaxOpenConns(5)
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xdb.SetMaxIdleConns(5)
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xdb.SetConnMaxLifetime(60 * time.Minute)
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xdb.SetConnMaxIdleTime(60 * time.Minute)
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qqdb := sq.NewDB(xdb)
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scndb := &Database{qqdb}
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qqdb.SetListener(scndb)
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return scndb, nil
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}
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func (db *Database) Migrate(ctx context.Context) error {
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ctx, cancel := context.WithTimeout(context.Background(), 24*time.Second)
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defer cancel()
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currschema, err := db.ReadSchema(ctx)
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if currschema == 0 {
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_, err = db.db.Exec(ctx, schema.Schema3, sq.PP{})
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if err != nil {
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return err
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}
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err = db.WriteMetaInt(ctx, "schema", 3)
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if err != nil {
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return err
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}
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return nil
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} else if currschema == 1 {
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return errors.New("cannot autom. upgrade schema 1")
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} else if currschema == 2 {
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return errors.New("cannot autom. upgrade schema 2") //TODO
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} else if currschema == 3 {
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return nil // current
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} else {
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return errors.New(fmt.Sprintf("Unknown DB schema: %d", currschema))
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}
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}
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func (db *Database) Ping(ctx context.Context) error {
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return db.db.Ping(ctx)
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}
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func (db *Database) BeginTx(ctx context.Context) (sq.Tx, error) {
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return db.db.BeginTransaction(ctx, sql.LevelDefault)
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}
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func (db *Database) OnQuery(txID *uint16, sql string, _ *sq.PP) {
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if txID == nil {
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log.Debug().Msg(fmt.Sprintf("[SQL-QUERY] %s", fmtSQLPrint(sql)))
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} else {
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log.Debug().Msg(fmt.Sprintf("[SQL-TX<%d>-QUERY] %s", *txID, fmtSQLPrint(sql)))
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}
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}
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func (db *Database) OnExec(txID *uint16, sql string, _ *sq.PP) {
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if txID == nil {
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log.Debug().Msg(fmt.Sprintf("[SQL-EXEC] %s", fmtSQLPrint(sql)))
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} else {
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log.Debug().Msg(fmt.Sprintf("[SQL-TX<%d>-EXEC] %s", *txID, fmtSQLPrint(sql)))
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}
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}
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func (db *Database) OnPing() {
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log.Debug().Msg("[SQL-PING]")
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}
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func (db *Database) OnTxBegin(txid uint16) {
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log.Debug().Msg(fmt.Sprintf("[SQL-TX<%d>-START]", txid))
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}
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func (db *Database) OnTxCommit(txid uint16) {
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log.Debug().Msg(fmt.Sprintf("[SQL-TX<%d>-COMMIT]", txid))
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}
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func (db *Database) OnTxRollback(txid uint16) {
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log.Debug().Msg(fmt.Sprintf("[SQL-TX<%d>-ROLLBACK]", txid))
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}
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