b015284165
- Add PRAGMA quick_check on startup with warning log if corrupted - Add corruption sentinel helpers for structured error detection - Add backup retention (keep last 7, auto-cleanup after daily backup) - Add GET /api/v1/health/db endpoint for orchestrator health checks Prevents silent data loss and enables proactive corruption detection.
74 lines
2.0 KiB
Go
74 lines
2.0 KiB
Go
package handlers
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import (
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"net/http"
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"time"
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"github.com/Wikid82/charon/backend/internal/database"
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"github.com/Wikid82/charon/backend/internal/services"
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"github.com/gin-gonic/gin"
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"gorm.io/gorm"
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)
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// DBHealthHandler provides database health check endpoints.
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type DBHealthHandler struct {
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db *gorm.DB
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backupService *services.BackupService
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}
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// DBHealthResponse represents the database health check response.
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type DBHealthResponse struct {
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Status string `json:"status"`
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IntegrityOK bool `json:"integrity_ok"`
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IntegrityResult string `json:"integrity_result"`
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WALMode bool `json:"wal_mode"`
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JournalMode string `json:"journal_mode"`
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LastBackup *time.Time `json:"last_backup"`
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CheckedAt time.Time `json:"checked_at"`
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}
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// NewDBHealthHandler creates a new DBHealthHandler.
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func NewDBHealthHandler(db *gorm.DB, backupService *services.BackupService) *DBHealthHandler {
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return &DBHealthHandler{
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db: db,
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backupService: backupService,
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}
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}
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// Check performs a database health check.
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// GET /api/v1/health/db
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// Returns 200 if healthy, 503 if corrupted.
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func (h *DBHealthHandler) Check(c *gin.Context) {
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response := DBHealthResponse{
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CheckedAt: time.Now().UTC(),
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}
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// Run integrity check
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integrityOK, integrityResult := database.CheckIntegrity(h.db)
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response.IntegrityOK = integrityOK
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response.IntegrityResult = integrityResult
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// Check journal mode
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var journalMode string
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if err := h.db.Raw("PRAGMA journal_mode").Scan(&journalMode).Error; err == nil {
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response.JournalMode = journalMode
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response.WALMode = journalMode == "wal"
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}
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// Get last backup time
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if h.backupService != nil {
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if lastBackup, err := h.backupService.GetLastBackupTime(); err == nil && !lastBackup.IsZero() {
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response.LastBackup = &lastBackup
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}
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}
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// Determine overall status
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if integrityOK {
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response.Status = "healthy"
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c.JSON(http.StatusOK, response)
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} else {
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response.Status = "corrupted"
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c.JSON(http.StatusServiceUnavailable, response)
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}
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}
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