Inital build

backend/handlers/health.go

@@ -0,0 +1,53 @@
+package handlers
+
+import (
+	"os"
+
+	"git.elijahkuntz.com/Elijah/drive/config"
+	"git.elijahkuntz.com/Elijah/drive/database"
+	"github.com/gofiber/fiber/v2"
+)
+
+type HealthHandler struct {
+	DB     *database.DB
+	Config *config.Config
+}
+
+// Health returns the application health status including DB and storage availability.
+// GET /health
+func (h *HealthHandler) Health(c *fiber.Ctx) error {
+	status := "healthy"
+	dbOk := true
+	storageOk := true
+
+	// Check database
+	if err := h.DB.Ping(); err != nil {
+		dbOk = false
+		status = "degraded"
+	}
+
+	// Check storage directory
+	if _, err := os.Stat(h.Config.StorageDir); os.IsNotExist(err) {
+		storageOk = false
+		status = "degraded"
+	}
+
+	// Check data directory
+	dataOk := true
+	if _, err := os.Stat(h.Config.DataDir); os.IsNotExist(err) {
+		dataOk = false
+		status = "degraded"
+	}
+
+	statusCode := fiber.StatusOK
+	if status != "healthy" {
+		statusCode = fiber.StatusServiceUnavailable
+	}
+
+	return c.Status(statusCode).JSON(fiber.Map{
+		"status":  status,
+		"db":      dbOk,
+		"storage": storageOk,
+		"data":    dataOk,
+	})
+}