Merge pull request #7037 from ethereum-optimism/08-28-chore_indexer_Use_middleware_for_healthz

chore(indexer): Use middleware for healthz

indexer/api/api.go

@@ -10,6 +10,7 @@ import (
 	"github.com/ethereum-optimism/optimism/op-service/httputil"
 	"github.com/ethereum/go-ethereum/log"
 	"github.com/go-chi/chi/v5"
+	"github.com/go-chi/chi/v5/middleware"
 )
 
 const ethereumAddressRegex = `^0x[a-fA-F0-9]{40}$`
@@ -23,7 +24,8 @@ func NewApi(logger log.Logger, bv database.BridgeTransfersView) *Api {
 	r := chi.NewRouter()
 	h := routes.NewRoutes(logger, bv, r)
 
-	r.Get("/healthz", h.HealthzHandler)
+	r.Use(middleware.Heartbeat("/healthz"))
+
 	r.Get(fmt.Sprintf("/api/v0/deposits/{address:%s}", ethereumAddressRegex), h.L1DepositsHandler)
 	r.Get(fmt.Sprintf("/api/v0/withdrawals/{address:%s}", ethereumAddressRegex), h.L2WithdrawalsHandler)
 	return &Api{log: logger, Router: r}

indexer/api/routes/healthz.go

-package routes
-
-import (
-	"net/http"
-)
-
-func (h Routes) HealthzHandler(w http.ResponseWriter, r *http.Request) {
-	jsonResponse(w, h.Logger, "ok", http.StatusOK)
-}