grpc/service/gateway.go

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package service
import (
"net/http"
"github.com/grpc-ecosystem/grpc-gateway/v2/runtime"
2021-12-07 18:53:16 +00:00
"github.com/tmc/grpc-websocket-proxy/wsproxy"
)
var defaultGatewayOptions = []runtime.ServeMuxOption{
runtime.WithIncomingHeaderMatcher(func(s string) (string, bool) {
return s, true
}),
}
func (s *service) gateway(opts ...runtime.ServeMuxOption) error {
if !s.opts.Gateway() {
return nil
}
mux := runtime.NewServeMux(append(defaultGatewayOptions, opts...)...)
if err := s.opts.gateway(s.opts.ctx, mux, s.inproc); err != nil {
return err
}
if s.opts.gatewayPrefix != "" {
s.lazyMux().Handle(s.opts.gatewayPrefix+"/", http.StripPrefix(s.opts.gatewayPrefix, wsproxy.WebsocketProxy(mux)))
} else {
s.lazyMux().Handle("/", wsproxy.WebsocketProxy(mux))
}
return nil
}