chore: initial import

internal/handler/health_handler.go

@@ -0,0 +1,62 @@
+package handler
+
+import (
+	"net/http"
+
+	"github.com/company/ai-ops/internal/database"
+	"github.com/company/ai-ops/internal/redis"
+	"github.com/company/ai-ops/pkg/response"
+)
+
+// HealthHandler 是健康检查 HTTP 处理器
+type HealthHandler struct{}
+
+func NewHealthHandler() *HealthHandler {
+	return &HealthHandler{}
+}
+
+func (h *HealthHandler) RegisterRoutes(mux *http.ServeMux) {
+	mux.HandleFunc("GET /actuator/health", h.Health)
+	mux.HandleFunc("GET /actuator/health/live", h.Live)
+	mux.HandleFunc("GET /actuator/health/ready", h.Ready)
+}
+
+func (h *HealthHandler) Health(w http.ResponseWriter, r *http.Request) {
+	response.Success(w, map[string]any{
+		"status": "UP",
+		"components": map[string]any{
+			"self": map[string]any{"status": "UP"},
+		},
+	})
+}
+
+func (h *HealthHandler) Live(w http.ResponseWriter, r *http.Request) {
+	response.Success(w, map[string]any{"status": "UP"})
+}
+
+func (h *HealthHandler) Ready(w http.ResponseWriter, r *http.Request) {
+	status := "UP"
+	components := map[string]any{
+		"self": map[string]any{"status": "UP"},
+	}
+
+	// 检查 DB 连接
+	if database.Pool == nil {
+		status = "DOWN"
+		components["database"] = map[string]any{"status": "DOWN", "detail": "not initialized"}
+	} else {
+		components["database"] = map[string]any{"status": "UP"}
+	}
+
+	// 检查 Redis 连接
+	if redis.Client == nil {
+		components["redis"] = map[string]any{"status": "DOWN", "detail": "not initialized"}
+	} else {
+		components["redis"] = map[string]any{"status": "UP"}
+	}
+
+	if status == "DOWN" {
+		w.WriteHeader(http.StatusServiceUnavailable)
+	}
+	response.Success(w, map[string]any{"status": status, "components": components})
+}