prysm-pulse/beacon-chain/gateway/server/main.go
Preston Van Loon cbd01d4ff4
Provide TLS certificate to gRPC gateway (#8418)
* Provide TLS certificate to gRPC gateway

* Provide TLS certificate to gRPC gateway

* Provide TLS certificate to gRPC gateway

Co-authored-by: Raul Jordan <raul@prysmaticlabs.com>
Co-authored-by: prylabs-bulldozer[bot] <58059840+prylabs-bulldozer[bot]@users.noreply.github.com>
2021-02-10 04:23:12 +00:00

69 lines
2.0 KiB
Go

// Package main allows for creation of an HTTP-JSON to gRPC
// gateway as a binary go process.
package main
import (
"context"
"flag"
"fmt"
"net/http"
"strings"
joonix "github.com/joonix/log"
"github.com/prysmaticlabs/prysm/beacon-chain/gateway"
_ "github.com/prysmaticlabs/prysm/shared/maxprocs"
"github.com/sirupsen/logrus"
)
var (
beaconRPC = flag.String("beacon-rpc", "localhost:4000", "Beacon chain gRPC endpoint")
port = flag.Int("port", 8000, "Port to serve on")
host = flag.String("host", "127.0.0.1", "Host to serve on")
debug = flag.Bool("debug", false, "Enable debug logging")
allowedOrigins = flag.String("corsdomain", "localhost:4242", "A comma separated list of CORS domains to allow")
enableDebugRPCEndpoints = flag.Bool("enable-debug-rpc-endpoints", false, "Enable debug rpc endpoints such as /eth/v1alpha1/beacon/state")
grpcMaxMsgSize = flag.Int("grpc-max-msg-size", 1<<22, "Integer to define max recieve message call size")
)
func init() {
logrus.SetFormatter(joonix.NewFormatter())
}
func main() {
flag.Parse()
if *debug {
log.SetLevel(logrus.DebugLevel)
}
mux := http.NewServeMux()
gw := gateway.New(
context.Background(),
*beaconRPC,
"", // remoteCert
fmt.Sprintf("%s:%d", *host, *port),
mux,
strings.Split(*allowedOrigins, ","),
*enableDebugRPCEndpoints,
uint64(*grpcMaxMsgSize),
)
mux.HandleFunc("/swagger/", gateway.SwaggerServer())
mux.HandleFunc("/healthz", healthzServer(gw))
gw.Start()
select {}
}
// healthzServer returns a simple health handler which returns ok.
func healthzServer(gw *gateway.Gateway) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "text/plain")
if err := gw.Status(); err != nil {
http.Error(w, err.Error(), http.StatusBadGateway)
return
}
if _, err := fmt.Fprintln(w, "ok"); err != nil {
log.WithError(err).Error("failed to respond to healthz")
}
}
}