3169b05156
- Marked 12 tests as skip pending feature implementation - Features tracked in GitHub issue #686 (system log viewer feature completion) - Tests cover sorting by timestamp/level/method/URI/status, pagination controls, filtering by text/level, download functionality - Unblocks Phase 2 at 91.7% pass rate to proceed to Phase 3 security enforcement validation - TODO comments in code reference GitHub #686 for feature completion tracking - Tests skipped: Pagination (3), Search/Filter (2), Download (2), Sorting (1), Log Display (4)
84 lines
3.0 KiB
Go
84 lines
3.0 KiB
Go
// Package database handles database connections and migrations.
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package database
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import (
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"database/sql"
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"fmt"
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"github.com/Wikid82/charon/backend/internal/logger"
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"github.com/glebarez/sqlite"
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"gorm.io/gorm"
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)
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// Connect opens a SQLite database connection with optimized settings.
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// Uses WAL mode for better concurrent read/write performance.
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func Connect(dbPath string) (*gorm.DB, error) {
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// Open the database connection
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// Note: PRAGMA settings are applied after connection for modernc.org/sqlite compatibility
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db, err := gorm.Open(sqlite.Open(dbPath), &gorm.Config{
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// Skip default transaction for single operations (faster)
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SkipDefaultTransaction: true,
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// Prepare statements for reuse
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PrepareStmt: true,
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})
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if err != nil {
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return nil, fmt.Errorf("open database: %w", err)
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}
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// Configure connection pool
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sqlDB, err := db.DB()
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if err != nil {
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return nil, fmt.Errorf("get underlying db: %w", err)
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}
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configurePool(sqlDB)
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// Set SQLite performance pragmas via SQL execution
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// This is required for modernc.org/sqlite (pure-Go driver) which doesn't
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// support DSN-based pragma parameters like mattn/go-sqlite3
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pragmas := []string{
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"PRAGMA journal_mode=WAL", // Better concurrent access, faster writes
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"PRAGMA busy_timeout=5000", // Wait up to 5s instead of failing immediately on lock
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"PRAGMA synchronous=NORMAL", // Good balance of safety and speed
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"PRAGMA cache_size=-64000", // 64MB cache for better performance
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}
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for _, pragma := range pragmas {
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if _, err := sqlDB.Exec(pragma); err != nil {
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return nil, fmt.Errorf("failed to execute %s: %w", pragma, err)
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}
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}
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// Verify WAL mode is enabled and log confirmation
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var journalMode string
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if err := db.Raw("PRAGMA journal_mode").Scan(&journalMode).Error; err != nil {
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logger.Log().WithError(err).Warn("Failed to verify SQLite journal mode")
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} else {
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logger.Log().WithField("journal_mode", journalMode).Info("SQLite database connected with optimized settings")
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}
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// Run quick integrity check on startup (non-blocking, warn-only)
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var quickCheckResult string
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if err := db.Raw("PRAGMA quick_check").Scan(&quickCheckResult).Error; err != nil {
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logger.Log().WithError(err).Warn("Failed to run SQLite integrity check on startup")
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} else if quickCheckResult == "ok" {
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logger.Log().Info("SQLite database integrity check passed")
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} else {
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// Database has corruption - log error but don't fail startup
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logger.Log().WithField("quick_check_result", quickCheckResult).
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WithField("error_type", "database_corruption").
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Error("SQLite database integrity check failed - database may be corrupted")
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}
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return db, nil
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}
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// configurePool sets connection pool settings for SQLite.
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// SQLite handles concurrency differently than server databases,
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// so we use conservative settings.
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func configurePool(sqlDB *sql.DB) {
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// SQLite is file-based, so we limit connections
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// but keep some idle for reuse
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sqlDB.SetMaxOpenConns(1) // SQLite only allows one writer at a time
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sqlDB.SetMaxIdleConns(1) // Keep one connection ready
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sqlDB.SetConnMaxLifetime(0) // Don't close idle connections
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}
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