package gateway import ( "net/http" "contrib.go.opencensus.io/exporter/prometheus" "github.com/filecoin-project/go-jsonrpc" "github.com/filecoin-project/lotus/api" "github.com/filecoin-project/lotus/api/v0api" "github.com/filecoin-project/lotus/api/v1api" "github.com/filecoin-project/lotus/metrics" "github.com/gorilla/mux" promclient "github.com/prometheus/client_golang/prometheus" ) // Handler returns a gateway http.Handler, to be mounted as-is on the server. func Handler(a api.Gateway, opts ...jsonrpc.ServerOption) (http.Handler, error) { m := mux.NewRouter() serveRpc := func(path string, hnd interface{}) { rpcServer := jsonrpc.NewServer(opts...) rpcServer.Register("Filecoin", hnd) m.Handle(path, rpcServer) } ma := metrics.MetricedGatewayAPI(a) serveRpc("/rpc/v1", ma) serveRpc("/rpc/v0", api.Wrap(new(v1api.FullNodeStruct), new(v0api.WrapperV1Full), ma)) registry := promclient.DefaultRegisterer.(*promclient.Registry) exporter, err := prometheus.NewExporter(prometheus.Options{ Registry: registry, Namespace: "lotus_gw", }) if err != nil { return nil, err } m.Handle("/debug/metrics", exporter) m.PathPrefix("/").Handler(http.DefaultServeMux) /*ah := &auth.Handler{ Verify: nodeApi.AuthVerify, Next: mux.ServeHTTP, }*/ return m, nil }