tendermint/rpc/grpc/client_server.go

39 lines
986 B
Go
Raw Normal View History

2016-06-21 13:19:49 -04:00
package core_grpc
import (
"net"
"golang.org/x/net/context"
2016-06-21 13:19:49 -04:00
"google.golang.org/grpc"
2018-07-01 22:36:49 -04:00
cmn "github.com/tendermint/tendermint/libs/common"
2016-06-21 13:19:49 -04:00
)
// Config is an gRPC server configuration.
type Config struct {
MaxOpenConnections int
}
limit number of /subscribe clients and queries per client (#3269) * limit number of /subscribe clients and queries per client Add the following config variables (under [rpc] section): * max_subscription_clients * max_subscriptions_per_client * timeout_broadcast_tx_commit Fixes #2826 new HTTPClient interface for subscriptions finalize HTTPClient events interface remove EventSubscriber fix data race ``` WARNING: DATA RACE Read at 0x00c000a36060 by goroutine 129: github.com/tendermint/tendermint/rpc/client.(*Local).Subscribe.func1() /go/src/github.com/tendermint/tendermint/rpc/client/localclient.go:168 +0x1f0 Previous write at 0x00c000a36060 by goroutine 132: github.com/tendermint/tendermint/rpc/client.(*Local).Subscribe() /go/src/github.com/tendermint/tendermint/rpc/client/localclient.go:191 +0x4e0 github.com/tendermint/tendermint/rpc/client.WaitForOneEvent() /go/src/github.com/tendermint/tendermint/rpc/client/helpers.go:64 +0x178 github.com/tendermint/tendermint/rpc/client_test.TestTxEventsSentWithBroadcastTxSync.func1() /go/src/github.com/tendermint/tendermint/rpc/client/event_test.go:139 +0x298 testing.tRunner() /usr/local/go/src/testing/testing.go:827 +0x162 Goroutine 129 (running) created at: github.com/tendermint/tendermint/rpc/client.(*Local).Subscribe() /go/src/github.com/tendermint/tendermint/rpc/client/localclient.go:164 +0x4b7 github.com/tendermint/tendermint/rpc/client.WaitForOneEvent() /go/src/github.com/tendermint/tendermint/rpc/client/helpers.go:64 +0x178 github.com/tendermint/tendermint/rpc/client_test.TestTxEventsSentWithBroadcastTxSync.func1() /go/src/github.com/tendermint/tendermint/rpc/client/event_test.go:139 +0x298 testing.tRunner() /usr/local/go/src/testing/testing.go:827 +0x162 Goroutine 132 (running) created at: testing.(*T).Run() /usr/local/go/src/testing/testing.go:878 +0x659 github.com/tendermint/tendermint/rpc/client_test.TestTxEventsSentWithBroadcastTxSync() /go/src/github.com/tendermint/tendermint/rpc/client/event_test.go:119 +0x186 testing.tRunner() /usr/local/go/src/testing/testing.go:827 +0x162 ================== ``` lite client works (tested manually) godoc comments httpclient: do not close the out channel use TimeoutBroadcastTxCommit no timeout for unsubscribe but 1s Local (5s HTTP) timeout for resubscribe format code change Subscribe#out cap to 1 and replace config vars with RPCConfig TimeoutBroadcastTxCommit can't be greater than rpcserver.WriteTimeout rpc: Context as first parameter to all functions reformat code fixes after my own review fixes after Ethan's review add test stubs fix config.toml * fixes after manual testing - rpc: do not recommend to use BroadcastTxCommit because it's slow and wastes Tendermint resources (pubsub) - rpc: better error in Subscribe and BroadcastTxCommit - HTTPClient: do not resubscribe if err = ErrAlreadySubscribed * fixes after Ismail's review * Update rpc/grpc/grpc_test.go Co-Authored-By: melekes <anton.kalyaev@gmail.com>
2019-03-11 22:45:58 +04:00
// StartGRPCServer starts a new gRPC BroadcastAPIServer using the given
// net.Listener.
// NOTE: This function blocks - you may want to call it in a go-routine.
func StartGRPCServer(ln net.Listener) error {
2016-06-21 13:19:49 -04:00
grpcServer := grpc.NewServer()
RegisterBroadcastAPIServer(grpcServer, &broadcastAPI{})
return grpcServer.Serve(ln)
2016-06-21 13:19:49 -04:00
}
// StartGRPCClient dials the gRPC server using protoAddr and returns a new
// BroadcastAPIClient.
2016-06-21 13:19:49 -04:00
func StartGRPCClient(protoAddr string) BroadcastAPIClient {
conn, err := grpc.Dial(protoAddr, grpc.WithInsecure(), grpc.WithContextDialer(dialerFunc))
2016-06-21 13:19:49 -04:00
if err != nil {
panic(err)
}
return NewBroadcastAPIClient(conn)
}
func dialerFunc(ctx context.Context, addr string) (net.Conn, error) {
2017-10-04 16:40:45 -04:00
return cmn.Connect(addr)
2016-06-21 13:19:49 -04:00
}