|
| 1 | +package logstore |
| 2 | + |
| 3 | +import ( |
| 4 | + "context" |
| 5 | + "fmt" |
| 6 | + |
| 7 | + "github.com/maximhq/bifrost/framework/migrator" |
| 8 | + "gorm.io/gorm" |
| 9 | +) |
| 10 | + |
| 11 | +// Migrate performs the necessary database migrations. |
| 12 | +func triggerMigrations(ctx context.Context, db *gorm.DB) error { |
| 13 | + if err := migrationInit(ctx, db); err != nil { |
| 14 | + return err |
| 15 | + } |
| 16 | + if err := migrationUpdateObjectColumnValues(ctx, db); err != nil { |
| 17 | + return err |
| 18 | + } |
| 19 | + |
| 20 | + return nil |
| 21 | +} |
| 22 | + |
| 23 | +// migrationInit is the first migration |
| 24 | +func migrationInit(ctx context.Context, db *gorm.DB) error { |
| 25 | + m := migrator.New(db, migrator.DefaultOptions, []*migrator.Migration{{ |
| 26 | + ID: "init", |
| 27 | + Migrate: func(tx *gorm.DB) error { |
| 28 | + tx = tx.WithContext(ctx) |
| 29 | + migrator := tx.Migrator() |
| 30 | + if !migrator.HasTable(&Log{}) { |
| 31 | + if err := migrator.CreateTable(&Log{}); err != nil { |
| 32 | + return err |
| 33 | + } |
| 34 | + } |
| 35 | + |
| 36 | + return nil |
| 37 | + }, |
| 38 | + Rollback: func(tx *gorm.DB) error { |
| 39 | + tx = tx.WithContext(ctx) |
| 40 | + migrator := tx.Migrator() |
| 41 | + // Drop children first, then parents (adjust if your actual FKs differ) |
| 42 | + if err := migrator.DropTable(&Log{}); err != nil { |
| 43 | + return err |
| 44 | + } |
| 45 | + return nil |
| 46 | + }, |
| 47 | + }}) |
| 48 | + err := m.Migrate() |
| 49 | + if err != nil { |
| 50 | + return fmt.Errorf("error while running db migration: %s", err.Error()) |
| 51 | + } |
| 52 | + return nil |
| 53 | +} |
| 54 | + |
| 55 | +// migrationUpdateObjectColumnValues updates the object column values from old format to new format |
| 56 | +func migrationUpdateObjectColumnValues(ctx context.Context, db *gorm.DB) error { |
| 57 | + m := migrator.New(db, migrator.DefaultOptions, []*migrator.Migration{{ |
| 58 | + ID: "update_object_column_values", |
| 59 | + Migrate: func(tx *gorm.DB) error { |
| 60 | + tx = tx.WithContext(ctx) |
| 61 | + |
| 62 | + updateSQL := ` |
| 63 | + UPDATE logs |
| 64 | + SET object_type = CASE object_type |
| 65 | + WHEN 'chat.completion' THEN 'chat_completion' |
| 66 | + WHEN 'text.completion' THEN 'text_completion' |
| 67 | + WHEN 'completion' THEN 'text_completion' |
| 68 | + WHEN 'list' THEN 'embedding' |
| 69 | + WHEN 'audio.speech' THEN 'speech' |
| 70 | + WHEN 'audio.transcription' THEN 'transcription' |
| 71 | + WHEN 'chat.completion.chunk' THEN 'chat_completion_stream' |
| 72 | + WHEN 'audio.speech.chunk' THEN 'speech_stream' |
| 73 | + WHEN 'audio.transcription.chunk' THEN 'transcription_stream' |
| 74 | + WHEN 'response' THEN 'responses' |
| 75 | + WHEN 'responses.response' THEN 'responses' |
| 76 | + WHEN 'response.completion.chunk' THEN 'responses_stream' |
| 77 | + ELSE object_type |
| 78 | + END |
| 79 | + WHERE object_type IN ( |
| 80 | + 'chat.completion', 'text.completion', 'completion', 'list', |
| 81 | + 'audio.speech', 'audio.transcription', 'chat.completion.chunk', |
| 82 | + 'audio.speech.chunk', 'audio.transcription.chunk', |
| 83 | + 'response', 'response.completion.chunk', 'responses.response' |
| 84 | + )` |
| 85 | + |
| 86 | + result := tx.Exec(updateSQL) |
| 87 | + if result.Error != nil { |
| 88 | + return fmt.Errorf("failed to update object_type values: %w", result.Error) |
| 89 | + } |
| 90 | + |
| 91 | + return nil |
| 92 | + }, |
| 93 | + Rollback: func(tx *gorm.DB) error { |
| 94 | + tx = tx.WithContext(ctx) |
| 95 | + |
| 96 | + // Use a single CASE statement for efficient bulk rollback |
| 97 | + rollbackSQL := ` |
| 98 | + UPDATE logs |
| 99 | + SET object_type = CASE object_type |
| 100 | + WHEN 'chat_completion' THEN 'chat.completion' |
| 101 | + WHEN 'text_completion' THEN 'text.completion' |
| 102 | + WHEN 'embedding' THEN 'list' |
| 103 | + WHEN 'speech' THEN 'audio.speech' |
| 104 | + WHEN 'transcription' THEN 'audio.transcription' |
| 105 | + WHEN 'chat_completion_stream' THEN 'chat.completion.chunk' |
| 106 | + WHEN 'speech_stream' THEN 'audio.speech.chunk' |
| 107 | + WHEN 'transcription_stream' THEN 'audio.transcription.chunk' |
| 108 | + WHEN 'responses' THEN 'response' |
| 109 | + WHEN 'responses_stream' THEN 'response.completion.chunk' |
| 110 | + ELSE object_type |
| 111 | + END |
| 112 | + WHERE object_type IN ( |
| 113 | + 'chat_completion', 'text_completion', 'embedding', 'speech', |
| 114 | + 'transcription', 'chat_completion_stream', 'speech_stream', |
| 115 | + 'transcription_stream', 'responses', 'responses_stream' |
| 116 | + )` |
| 117 | + |
| 118 | + result := tx.Exec(rollbackSQL) |
| 119 | + if result.Error != nil { |
| 120 | + return fmt.Errorf("failed to rollback object_type values: %w", result.Error) |
| 121 | + } |
| 122 | + |
| 123 | + return nil |
| 124 | + }, |
| 125 | + }}) |
| 126 | + |
| 127 | + err := m.Migrate() |
| 128 | + if err != nil { |
| 129 | + return fmt.Errorf("error while running object column migration: %s", err.Error()) |
| 130 | + } |
| 131 | + return nil |
| 132 | +} |
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