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https://git.mirrors.martin98.com/https://github.com/SigNoz/signoz
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* feat(sqlmigration): added migration for schema cleanup * feat(sqlmigration): drop sites,licenses table and added uuid v7 for saved views * feat(sqlmigration): commit the transaction * feat(sqlmigration): address review comments * feat(sqlmigration): address review comments * feat(sqlmigration): frontend changes for saved views * feat(sqlmigration): frontend changes for saved views * feat(sqlmigration): frontend changes for saved views * feat(sqlmigration): frontend changes for saved views * feat(sqlmigration): frontend changes for saved views * feat(sqlmigration): migrate invites table from bigint to uuid * feat(sqlmigration): add support for idempotant dialect based migration * feat(sqlmigration): add support for idempotant dialect based migration * feat(sqlmigration): add foreign key constraints for all new tables
204 lines
4.4 KiB
Go
204 lines
4.4 KiB
Go
package sqlitesqlstore
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import (
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"context"
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"reflect"
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"github.com/uptrace/bun"
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)
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type dialect struct {
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}
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func (dialect *dialect) MigrateIntToTimestamp(ctx context.Context, bun bun.IDB, table string, column string) error {
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columnType, err := dialect.GetColumnType(ctx, bun, table, column)
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if err != nil {
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return err
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}
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if columnType != "INTEGER" {
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return nil
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}
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// if the columns is integer then do this
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if _, err := bun.ExecContext(ctx, `ALTER TABLE `+table+` RENAME COLUMN `+column+` TO `+column+`_old`); err != nil {
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return err
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}
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// add new timestamp column
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if _, err := bun.
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NewAddColumn().
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Table(table).
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ColumnExpr(column + " TIMESTAMP").
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Exec(ctx); err != nil {
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return err
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}
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// copy data from old column to new column, converting from int (unix timestamp) to timestamp
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if _, err := bun.
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NewUpdate().
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Table(table).
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Set(column + " = datetime(" + column + "_old, 'unixepoch')").
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Where("1=1").
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Exec(ctx); err != nil {
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return err
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}
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// drop old column
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if _, err := bun.NewDropColumn().Table(table).Column(column + "_old").Exec(ctx); err != nil {
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return err
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}
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return nil
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}
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func (dialect *dialect) MigrateIntToBoolean(ctx context.Context, bun bun.IDB, table string, column string) error {
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columnType, err := dialect.GetColumnType(ctx, bun, table, column)
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if err != nil {
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return err
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}
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if columnType != "INTEGER" {
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return nil
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}
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if _, err := bun.ExecContext(ctx, `ALTER TABLE `+table+` RENAME COLUMN `+column+` TO `+column+`_old`); err != nil {
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return err
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}
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// add new boolean column
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if _, err := bun.NewAddColumn().Table(table).ColumnExpr(column + " BOOLEAN").Exec(ctx); err != nil {
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return err
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}
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// copy data from old column to new column, converting from int to boolean
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if _, err := bun.
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NewUpdate().
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Table(table).
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Set(column + " = CASE WHEN " + column + "_old = 1 THEN true ELSE false END").
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Where("1=1").
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Exec(ctx); err != nil {
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return err
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}
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// drop old column
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if _, err := bun.NewDropColumn().Table(table).Column(column + "_old").Exec(ctx); err != nil {
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return err
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}
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return nil
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}
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func (dialect *dialect) GetColumnType(ctx context.Context, bun bun.IDB, table string, column string) (string, error) {
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var columnType string
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err := bun.
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NewSelect().
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ColumnExpr("type").
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TableExpr("pragma_table_info(?)", table).
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Where("name = ?", column).
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Scan(ctx, &columnType)
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if err != nil {
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return "", err
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}
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return columnType, nil
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}
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func (dialect *dialect) ColumnExists(ctx context.Context, bun bun.IDB, table string, column string) (bool, error) {
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var count int
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err := bun.NewSelect().
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ColumnExpr("COUNT(*)").
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TableExpr("pragma_table_info(?)", table).
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Where("name = ?", column).
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Scan(ctx, &count)
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if err != nil {
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return false, err
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}
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return count > 0, nil
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}
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func (dialect *dialect) RenameColumn(ctx context.Context, bun bun.IDB, table string, oldColumnName string, newColumnName string) (bool, error) {
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oldColumnExists, err := dialect.ColumnExists(ctx, bun, table, oldColumnName)
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if err != nil {
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return false, err
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}
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newColumnExists, err := dialect.ColumnExists(ctx, bun, table, newColumnName)
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if err != nil {
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return false, err
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}
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if !oldColumnExists && newColumnExists {
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return true, nil
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}
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_, err = bun.
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ExecContext(ctx, "ALTER TABLE "+table+" RENAME COLUMN "+oldColumnName+" TO "+newColumnName)
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if err != nil {
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return false, err
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}
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return true, nil
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}
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func (dialect *dialect) TableExists(ctx context.Context, bun bun.IDB, table interface{}) (bool, error) {
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count := 0
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err := bun.
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NewSelect().
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ColumnExpr("count(*)").
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Table("sqlite_master").
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Where("type = ?", "table").
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Where("name = ?", bun.Dialect().Tables().Get(reflect.TypeOf(table)).Name).
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Scan(ctx, &count)
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if err != nil {
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return false, err
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}
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if count == 0 {
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return false, nil
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}
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return true, nil
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}
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func (dialect *dialect) RenameTableAndModifyModel(ctx context.Context, bun bun.IDB, oldModel interface{}, newModel interface{}, cb func(context.Context) error) error {
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exists, err := dialect.TableExists(ctx, bun, newModel)
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if err != nil {
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return err
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}
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if exists {
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return nil
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}
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_, err = bun.
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NewCreateTable().
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IfNotExists().
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Model(newModel).
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ForeignKey(`("org_id") REFERENCES "organizations" ("id")`).
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Exec(ctx)
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if err != nil {
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return err
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}
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err = cb(ctx)
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if err != nil {
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return err
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}
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_, err = bun.
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NewDropTable().
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IfExists().
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Model(oldModel).
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Exec(ctx)
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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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}
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