/
grpc.go
705 lines (631 loc) · 24.7 KB
/
grpc.go
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// Copyright (C) 2017 Google Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package server
import (
"bytes"
"context"
"fmt"
"io"
"net"
"sync"
"sync/atomic"
"time"
"github.com/google/gapid/core/app"
"github.com/google/gapid/core/app/auth"
"github.com/google/gapid/core/app/crash"
"github.com/google/gapid/core/app/status"
"github.com/google/gapid/core/context/keys"
"github.com/google/gapid/core/event/task"
"github.com/google/gapid/core/log"
"github.com/google/gapid/core/log/log_pb"
"github.com/google/gapid/core/net/grpcutil"
"github.com/google/gapid/gapis/service"
"google.golang.org/grpc"
xctx "golang.org/x/net/context"
)
// Listen starts a new GRPC server listening on addr.
// This is a blocking call.
func Listen(ctx context.Context, addr string, cfg Config) error {
listener, err := net.Listen("tcp", addr)
if err != nil {
log.F(ctx, true, "Could not start grpc server at %v: %s", addr, err.Error())
}
return NewWithListener(ctx, listener, cfg, nil)
}
// NewWithListener starts a new GRPC server listening on l.
// This is a blocking call.
func NewWithListener(ctx context.Context, l net.Listener, cfg Config, srvChan chan<- *grpc.Server) error {
s := &grpcServer{
handler: New(ctx, cfg),
bindCtx: func(c context.Context) context.Context { return keys.Clone(c, ctx) },
keepAlive: make(chan struct{}, 1),
interrupters: map[int]func(){},
}
done := make(chan error)
ctx, stop := task.WithCancel(ctx)
crash.Go(func() {
done <- grpcutil.ServeWithListener(ctx, l, func(ctx context.Context, listener net.Listener, server *grpc.Server) error {
if addr, ok := listener.Addr().(*net.TCPAddr); ok {
// The following message is parsed by launchers to detect the selected port. DO NOT CHANGE!
fmt.Printf("\nBound on port '%d'\n", addr.Port)
}
service.RegisterGapidServer(server, s)
if srvChan != nil {
srvChan <- server
}
if cfg.IdleTimeout != 0 {
crash.Go(func() { s.stopIfIdle(ctx, server, cfg.IdleTimeout, stop) })
} else {
crash.Go(func() { s.stopOnInterrupt(ctx, server, stop) })
}
return nil
}, grpc.UnaryInterceptor(auth.UnaryServerInterceptor(cfg.AuthToken)),
grpc.StreamInterceptor(auth.StreamServerInterceptor(cfg.AuthToken)))
})
select {
case err := <-done:
return err
case <-task.ShouldStop(ctx):
s.mutex.Lock()
defer s.mutex.Unlock()
for _, f := range s.interrupters {
f()
}
return <-done
}
}
type grpcServer struct {
handler Server
bindCtx func(context.Context) context.Context
keepAlive chan struct{}
inFlightRPCs int64
interrupters map[int]func()
lastInterrupter int
mutex sync.Mutex
}
// inRPC should be called at the start of an RPC call. The returned function
// should be called when the RPC call finishes.
func (s *grpcServer) inRPC() func() {
atomic.AddInt64(&s.inFlightRPCs, 1)
select {
case s.keepAlive <- struct{}{}:
default:
}
return func() {
select {
case s.keepAlive <- struct{}{}:
default:
}
if atomic.LoadInt64(&s.inFlightRPCs) == 0 {
panic("Should never happen: inFlightRPCs counter is going below zero")
}
atomic.AddInt64(&s.inFlightRPCs, -1)
}
}
// stopIfIdle calls GracefulStop on server if there are no writes the the
// keepAlive chan within idleTimeout or if the current process is interrupted.
// This function blocks until there's an idle timeout, or ctx is cancelled.
func (s *grpcServer) stopIfIdle(ctx context.Context, server *grpc.Server, idleTimeout time.Duration, stop func()) {
// Split the idleTimeout into N smaller chunks, and check that there was
// no activity from the client in a contiguous N chunks of time.
// This avoids killing the server if the machine is suspended (where the
// client cannot send hearbeats, and the system clock jumps forward).
waitTime := idleTimeout / 12
var idleTime time.Duration
stoppedSignal, stopped := task.NewSignal()
defer func() {
stop()
server.Stop()
stopped(ctx)
}()
// Wait for the server to stop before terminating the app.
app.AddCleanupSignal(stoppedSignal)
for {
select {
case <-task.ShouldStop(ctx):
return
case <-time.After(waitTime):
if rpcs := atomic.LoadInt64(&s.inFlightRPCs); rpcs != 0 {
continue
}
idleTime += waitTime
if idleTime >= idleTimeout {
log.E(ctx, "Stopping GAPIS server: No communication with the client for %v (--idle-timeout %v)", idleTime, idleTimeout)
time.Sleep(time.Second * 3) // Wait a little in the hope this message makes its way to the client(s).
return
}
log.W(ctx, "No communication with the client for %v (--idle-timeout %v)", idleTime, idleTimeout)
case <-s.keepAlive:
idleTime = 0
}
}
}
// stopOnInterrupt calls GracefulStop on server if the current process is interrupted.
func (s *grpcServer) stopOnInterrupt(ctx context.Context, server *grpc.Server, stop func()) {
stoppedSignal, stopped := task.NewSignal()
defer func() {
stop()
server.Stop()
stopped(ctx)
}()
// Wait for the server to stop before terminating the app.
app.AddCleanupSignal(stoppedSignal)
<-task.ShouldStop(ctx)
}
func (s *grpcServer) addInterrupter(f func()) (remove func()) {
s.mutex.Lock()
defer s.mutex.Unlock()
li := s.lastInterrupter
s.lastInterrupter++
s.interrupters[li] = f
return func() {
s.mutex.Lock()
defer s.mutex.Unlock()
delete(s.interrupters, li)
}
}
func (s *grpcServer) Ping(ctx xctx.Context, req *service.PingRequest) (*service.PingResponse, error) {
defer s.inRPC()()
err := s.handler.Ping(s.bindCtx(ctx))
if err := service.NewError(err); err != nil {
return &service.PingResponse{}, nil
}
return &service.PingResponse{}, nil
}
func (s *grpcServer) GetServerInfo(ctx xctx.Context, req *service.GetServerInfoRequest) (*service.GetServerInfoResponse, error) {
defer s.inRPC()()
info, err := s.handler.GetServerInfo(s.bindCtx(ctx))
if err := service.NewError(err); err != nil {
return &service.GetServerInfoResponse{Res: &service.GetServerInfoResponse_Error{Error: err}}, nil
}
return &service.GetServerInfoResponse{Res: &service.GetServerInfoResponse_Info{Info: info}}, nil
}
func (s *grpcServer) CheckForUpdates(ctx xctx.Context, req *service.CheckForUpdatesRequest) (*service.CheckForUpdatesResponse, error) {
defer s.inRPC()()
releases, err := s.handler.CheckForUpdates(s.bindCtx(ctx), req.IncludeDevReleases)
if err := service.NewError(err); err != nil {
return &service.CheckForUpdatesResponse{Res: &service.CheckForUpdatesResponse_Error{Error: err}}, nil
}
return &service.CheckForUpdatesResponse{Res: &service.CheckForUpdatesResponse_Releases{Releases: releases}}, nil
}
func (s *grpcServer) Get(ctx xctx.Context, req *service.GetRequest) (*service.GetResponse, error) {
defer s.inRPC()()
res, err := s.handler.Get(s.bindCtx(ctx), req.Path, req.Config)
if err := service.NewError(err); err != nil {
return &service.GetResponse{Res: &service.GetResponse_Error{Error: err}}, nil
}
val := service.NewValue(res)
return &service.GetResponse{Res: &service.GetResponse_Value{Value: val}}, nil
}
func (s *grpcServer) Set(ctx xctx.Context, req *service.SetRequest) (*service.SetResponse, error) {
defer s.inRPC()()
res, err := s.handler.Set(s.bindCtx(ctx), req.Path, req.Value.Get(), req.Config)
if err := service.NewError(err); err != nil {
return &service.SetResponse{Res: &service.SetResponse_Error{Error: err}}, nil
}
return &service.SetResponse{Res: &service.SetResponse_Path{Path: res}}, nil
}
func (s *grpcServer) Delete(ctx xctx.Context, req *service.DeleteRequest) (*service.DeleteResponse, error) {
defer s.inRPC()()
res, err := s.handler.Delete(s.bindCtx(ctx), req.Path, req.Config)
if err := service.NewError(err); err != nil {
return &service.DeleteResponse{Res: &service.DeleteResponse_Error{Error: err}}, nil
}
return &service.DeleteResponse{Res: &service.DeleteResponse_Path{Path: res}}, nil
}
func (s *grpcServer) Follow(ctx xctx.Context, req *service.FollowRequest) (*service.FollowResponse, error) {
defer s.inRPC()()
res, err := s.handler.Follow(s.bindCtx(ctx), req.Path, req.Config)
if err := service.NewError(err); err != nil {
return &service.FollowResponse{Res: &service.FollowResponse_Error{Error: err}}, nil
}
return &service.FollowResponse{Res: &service.FollowResponse_Path{Path: res}}, nil
}
type syncBuffer struct {
bytes.Buffer
sync.Mutex
}
func (b *syncBuffer) Write(p []byte) (n int, err error) {
b.Lock()
defer b.Unlock()
return b.Buffer.Write(p)
}
func (s *grpcServer) Profile(stream service.Gapid_ProfileServer) error {
defer s.inRPC()()
ctx := s.bindCtx(stream.Context())
// stop stops any running profiles, waiting for them to complete.
var stop func() error
// flush writes out any pending data to pprofBuf and traceBuf.
var pprofBuf, traceBuf syncBuffer
flush := func() error {
pprofBuf.Lock()
traceBuf.Lock()
defer pprofBuf.Unlock()
defer traceBuf.Unlock()
if len(pprofBuf.Bytes()) == 0 && len(traceBuf.Bytes()) == 0 {
return nil // Nothing to send.
}
err := stream.Send(&service.ProfileResponse{
Pprof: pprofBuf.Bytes(),
Trace: traceBuf.Bytes(),
})
if err != nil {
return log.Err(ctx, err, "stream.Send")
}
pprofBuf.Reset()
traceBuf.Reset()
return nil
}
// Flush the pending data every second.
stopPolling := task.Async(ctx, func(ctx context.Context) error {
return task.Poll(ctx, time.Second, func(context.Context) error { return flush() })
})
defer stopPolling()
// sendErr attempts to send the err as a response. If succesfully sent, then
// sendErr returns nil, otherwise err.
sendErr := func(err error) error {
if err == nil {
return nil
}
if err := service.NewError(err); err != nil {
if err2 := stream.Send(&service.ProfileResponse{Error: err}); err2 == nil {
return nil
}
}
return err
}
// stopAndFlush stops any running profile, and flushes any pending data.
stopAndFlush := func() error {
if stop != nil {
if err := stop(); err != nil && err != context.Canceled {
return log.Err(ctx, err, "profile stop")
}
stop = nil
}
if err := flush(); err != nil {
return log.Err(ctx, err, "profile flush")
}
return nil
}
defer stopAndFlush()
for {
// Grab an incoming request.
req, err := stream.Recv()
if err != nil {
return err
}
// Stop and flush any existing profiles.
if err := stopAndFlush(); err != nil {
return sendErr(err)
}
// If there are no profile modes in the request, then the RPC can finish.
if !req.Pprof && !req.Trace {
return sendErr(stopAndFlush())
}
var pprof, trace io.Writer
if req.Pprof {
pprof = &pprofBuf
}
if req.Trace {
trace = &traceBuf
}
// Start the profile.
stop, err = s.handler.Profile(ctx, pprof, trace, req.MemorySnapshotInterval)
if err != nil {
return err
}
}
}
func (s *grpcServer) Status(req *service.ServerStatusRequest, stream service.Gapid_StatusServer) error {
// defer s.inRPC()() -- don't consider the log stream an inflight RPC.
ctx, cancel := task.WithCancel(stream.Context())
defer s.addInterrupter(cancel)()
c := make(chan error)
f := func(t *service.TaskUpdate) {
if err := stream.Send(&service.ServerStatusResponse{
Res: &service.ServerStatusResponse_Task{t},
}); err != nil {
c <- err
cancel()
}
}
m := func(t *service.MemoryStatus) {
if err := stream.Send(&service.ServerStatusResponse{
Res: &service.ServerStatusResponse_Memory{t},
}); err != nil {
c <- err
cancel()
}
}
r := func(t *service.ReplayUpdate) {
if err := stream.Send(&service.ServerStatusResponse{
Res: &service.ServerStatusResponse_Replay{t},
}); err != nil {
c <- err
cancel()
}
}
err := s.handler.Status(s.bindCtx(ctx),
time.Duration(float32(time.Second)*req.MemorySnapshotInterval),
time.Duration(float32(time.Second)*req.StatusUpdateFrequency),
f, m, r)
if err == nil {
select {
case err = <-c:
}
}
return err
}
func (s *grpcServer) GetPerformanceCounters(ctx xctx.Context, req *service.GetPerformanceCountersRequest) (*service.GetPerformanceCountersResponse, error) {
defer s.inRPC()()
data, err := s.handler.GetPerformanceCounters(s.bindCtx(ctx))
if err := service.NewError(err); err != nil {
return &service.GetPerformanceCountersResponse{Res: &service.GetPerformanceCountersResponse_Error{Error: err}}, nil
}
return &service.GetPerformanceCountersResponse{Res: &service.GetPerformanceCountersResponse_Data{Data: data}}, nil
}
func (s *grpcServer) GetProfile(ctx xctx.Context, req *service.GetProfileRequest) (*service.GetProfileResponse, error) {
defer s.inRPC()()
data, err := s.handler.GetProfile(s.bindCtx(ctx), req.Name, req.Debug)
if err := service.NewError(err); err != nil {
return &service.GetProfileResponse{Res: &service.GetProfileResponse_Error{Error: err}}, nil
}
return &service.GetProfileResponse{Res: &service.GetProfileResponse_Data{Data: data}}, nil
}
func (s *grpcServer) GetAvailableStringTables(ctx xctx.Context, req *service.GetAvailableStringTablesRequest) (*service.GetAvailableStringTablesResponse, error) {
defer s.inRPC()()
tables, err := s.handler.GetAvailableStringTables(s.bindCtx(ctx))
if err := service.NewError(err); err != nil {
return &service.GetAvailableStringTablesResponse{Res: &service.GetAvailableStringTablesResponse_Error{Error: err}}, nil
}
return &service.GetAvailableStringTablesResponse{
Res: &service.GetAvailableStringTablesResponse_Tables{
Tables: &service.StringTableInfos{List: tables},
},
}, nil
}
func (s *grpcServer) GetStringTable(ctx xctx.Context, req *service.GetStringTableRequest) (*service.GetStringTableResponse, error) {
defer s.inRPC()()
table, err := s.handler.GetStringTable(s.bindCtx(ctx), req.Table)
if err := service.NewError(err); err != nil {
return &service.GetStringTableResponse{Res: &service.GetStringTableResponse_Error{Error: err}}, nil
}
return &service.GetStringTableResponse{Res: &service.GetStringTableResponse_Table{Table: table}}, nil
}
func (s *grpcServer) ImportCapture(ctx xctx.Context, req *service.ImportCaptureRequest) (*service.ImportCaptureResponse, error) {
defer s.inRPC()()
capture, err := s.handler.ImportCapture(s.bindCtx(ctx), req.Name, req.Data)
if err := service.NewError(err); err != nil {
return &service.ImportCaptureResponse{Res: &service.ImportCaptureResponse_Error{Error: err}}, nil
}
return &service.ImportCaptureResponse{Res: &service.ImportCaptureResponse_Capture{Capture: capture}}, nil
}
func (s *grpcServer) ExportCapture(ctx xctx.Context, req *service.ExportCaptureRequest) (*service.ExportCaptureResponse, error) {
defer s.inRPC()()
data, err := s.handler.ExportCapture(s.bindCtx(ctx), req.Capture)
if err := service.NewError(err); err != nil {
return &service.ExportCaptureResponse{Res: &service.ExportCaptureResponse_Error{Error: err}}, nil
}
return &service.ExportCaptureResponse{Res: &service.ExportCaptureResponse_Data{Data: data}}, nil
}
func (s *grpcServer) LoadCapture(ctx xctx.Context, req *service.LoadCaptureRequest) (*service.LoadCaptureResponse, error) {
defer s.inRPC()()
capture, err := s.handler.LoadCapture(s.bindCtx(ctx), req.Path)
if err := service.NewError(err); err != nil {
return &service.LoadCaptureResponse{Res: &service.LoadCaptureResponse_Error{Error: err}}, nil
}
return &service.LoadCaptureResponse{Res: &service.LoadCaptureResponse_Capture{Capture: capture}}, nil
}
func (s *grpcServer) SaveCapture(ctx xctx.Context, req *service.SaveCaptureRequest) (*service.SaveCaptureResponse, error) {
defer s.inRPC()()
err := s.handler.SaveCapture(s.bindCtx(ctx), req.Capture, req.Path)
if err := service.NewError(err); err != nil {
return &service.SaveCaptureResponse{Error: err}, nil
}
return &service.SaveCaptureResponse{}, nil
}
func (s *grpcServer) ExportReplay(ctx xctx.Context, req *service.ExportReplayRequest) (*service.ExportReplayResponse, error) {
defer s.inRPC()()
err := s.handler.ExportReplay(s.bindCtx(ctx), req.Capture, req.Device, req.Path, req.Options)
if err := service.NewError(err); err != nil {
return &service.ExportReplayResponse{Error: err}, nil
}
return &service.ExportReplayResponse{}, nil
}
func (s *grpcServer) DCECapture(ctx xctx.Context, req *service.DCECaptureRequest) (*service.DCECaptureResponse, error) {
defer s.inRPC()()
capture, err := s.handler.DCECapture(s.bindCtx(ctx), req.Capture, req.Commands)
if err := service.NewError(err); err != nil {
return &service.DCECaptureResponse{Res: &service.DCECaptureResponse_Error{Error: err}}, nil
}
return &service.DCECaptureResponse{Res: &service.DCECaptureResponse_Capture{Capture: capture}}, nil
}
func (s *grpcServer) GetGraphVisualization(ctx xctx.Context, req *service.GraphVisualizationRequest) (*service.GraphVisualizationResponse, error) {
defer s.inRPC()()
graphVisualization, err := s.handler.GetGraphVisualization(s.bindCtx(ctx), req.Capture, req.Format)
if err := service.NewError(err); err != nil {
return &service.GraphVisualizationResponse{Res: &service.GraphVisualizationResponse_Error{Error: err}}, nil
}
return &service.GraphVisualizationResponse{Res: &service.GraphVisualizationResponse_GraphVisualization{GraphVisualization: graphVisualization}}, nil
}
func (s *grpcServer) GetDevices(ctx xctx.Context, req *service.GetDevicesRequest) (*service.GetDevicesResponse, error) {
defer s.inRPC()()
devices, err := s.handler.GetDevices(s.bindCtx(ctx))
if err := service.NewError(err); err != nil {
return &service.GetDevicesResponse{Res: &service.GetDevicesResponse_Error{Error: err}}, nil
}
return &service.GetDevicesResponse{
Res: &service.GetDevicesResponse_Devices{
Devices: &service.Devices{List: devices},
},
}, nil
}
func (s *grpcServer) GetDevicesForReplay(ctx xctx.Context, req *service.GetDevicesForReplayRequest) (*service.GetDevicesForReplayResponse, error) {
defer s.inRPC()()
devices, compatibilities, reasons, err := s.handler.GetDevicesForReplay(s.bindCtx(ctx), req.Capture)
if err := service.NewError(err); err != nil {
return &service.GetDevicesForReplayResponse{Res: &service.GetDevicesForReplayResponse_Error{Error: err}}, nil
}
return &service.GetDevicesForReplayResponse{
Res: &service.GetDevicesForReplayResponse_Devices{
Devices: &service.Devices{List: devices, Compatibilities: compatibilities, Reasons: reasons},
},
}, nil
}
func (s *grpcServer) GetLogStream(req *service.GetLogStreamRequest, server service.Gapid_GetLogStreamServer) error {
// defer s.inRPC()() -- don't consider the log stream an inflight RPC.
ctx, cancel := task.WithCancel(server.Context())
defer s.addInterrupter(cancel)()
h := log.NewHandler(func(m *log.Message) { server.Send(log_pb.From(m)) }, nil)
return s.handler.GetLogStream(s.bindCtx(ctx), h)
}
func (s *grpcServer) Find(req *service.FindRequest, server service.Gapid_FindServer) error {
defer s.inRPC()()
ctx := server.Context()
return s.handler.Find(s.bindCtx(ctx), req, server.Send)
}
func (s *grpcServer) GpuProfile(ctx xctx.Context, req *service.GpuProfileRequest) (*service.GpuProfileResponse, error) {
defer s.inRPC()()
res, err := s.handler.GpuProfile(s.bindCtx(ctx), req)
if err := service.NewError(err); err != nil {
return &service.GpuProfileResponse{Res: &service.GpuProfileResponse_Error{Error: err}}, nil
}
return &service.GpuProfileResponse{Res: &service.GpuProfileResponse_ProfilingData{ProfilingData: res}}, nil
}
func (s *grpcServer) UpdateSettings(ctx xctx.Context, req *service.UpdateSettingsRequest) (*service.UpdateSettingsResponse, error) {
defer s.inRPC()()
err := s.handler.UpdateSettings(s.bindCtx(ctx), req)
if err := service.NewError(err); err != nil {
return &service.UpdateSettingsResponse{Error: err}, nil
}
return &service.UpdateSettingsResponse{}, nil
}
func (s *grpcServer) ClientEvent(ctx xctx.Context, req *service.ClientEventRequest) (*service.ClientEventResponse, error) {
defer s.inRPC()()
err := s.handler.ClientEvent(s.bindCtx(ctx), req)
if err != nil {
return nil, err
}
return &service.ClientEventResponse{}, nil
}
func (s *grpcServer) SplitCapture(ctx xctx.Context, req *service.SplitCaptureRequest) (*service.SplitCaptureResponse, error) {
defer s.inRPC()()
res, err := s.handler.SplitCapture(s.bindCtx(ctx), req.Commands)
if err := service.NewError(err); err != nil {
return &service.SplitCaptureResponse{Res: &service.SplitCaptureResponse_Error{Error: err}}, nil
}
return &service.SplitCaptureResponse{Res: &service.SplitCaptureResponse_Capture{Capture: res}}, nil
}
func (s *grpcServer) TrimCaptureInitialState(ctx xctx.Context, req *service.TrimCaptureInitialStateRequest) (*service.TrimCaptureInitialStateResponse, error) {
defer s.inRPC()()
res, err := s.handler.TrimCaptureInitialState(s.bindCtx(ctx), req.Capture)
if err := service.NewError(err); err != nil {
return &service.TrimCaptureInitialStateResponse{Res: &service.TrimCaptureInitialStateResponse_Error{Error: err}}, nil
}
return &service.TrimCaptureInitialStateResponse{Res: &service.TrimCaptureInitialStateResponse_Capture{Capture: res}}, nil
}
func (s *grpcServer) TraceTargetTreeNode(ctx xctx.Context, req *service.TraceTargetTreeNodeRequest) (*service.TraceTargetTreeNodeResponse, error) {
defer s.inRPC()()
res, err := s.handler.TraceTargetTreeNode(s.bindCtx(ctx), req)
if err := service.NewError(err); err != nil {
return &service.TraceTargetTreeNodeResponse{Val: &service.TraceTargetTreeNodeResponse_Error{Error: err}}, nil
}
return &service.TraceTargetTreeNodeResponse{Val: &service.TraceTargetTreeNodeResponse_Node{Node: res}}, nil
}
func (s *grpcServer) FindTraceTargets(ctx xctx.Context, req *service.FindTraceTargetsRequest) (*service.FindTraceTargetsResponse, error) {
defer s.inRPC()()
res, err := s.handler.FindTraceTargets(s.bindCtx(ctx), req)
if err := service.NewError(err); err != nil {
return &service.FindTraceTargetsResponse{Val: &service.FindTraceTargetsResponse_Error{Error: err}}, nil
}
return &service.FindTraceTargetsResponse{
Val: &service.FindTraceTargetsResponse_Nodes{
Nodes: &service.TraceTargetTreeNodes{
Nodes: res,
},
},
}, nil
}
func (s *grpcServer) Trace(conn service.Gapid_TraceServer) error {
defer s.inRPC()()
ctx := s.bindCtx(conn.Context())
ctx = status.Start(ctx, "Tracing")
defer status.Finish(ctx)
t, err := s.handler.Trace(ctx)
if err != nil {
return err
}
defer t.Dispose(ctx)
for {
req, err := conn.Recv()
if err == io.EOF {
return nil
}
if err != nil {
return err
}
switch r := req.Action.(type) {
case *service.TraceRequest_Initialize:
resp, err := t.Initialize(ctx, r.Initialize)
if err := service.NewError(err); err != nil {
r := service.TraceResponse{Res: &service.TraceResponse_Error{
Error: err,
}}
conn.Send(&r)
return nil
}
conn.Send(&service.TraceResponse{Res: &service.TraceResponse_Status{Status: resp}})
case *service.TraceRequest_QueryEvent:
resp, err := t.Event(ctx, r.QueryEvent)
if err := service.NewError(err); err != nil {
r := service.TraceResponse{Res: &service.TraceResponse_Error{
Error: err,
}}
conn.Send(&r)
return nil
}
conn.Send(&service.TraceResponse{Res: &service.TraceResponse_Status{Status: resp}})
}
}
return nil
}
func (s *grpcServer) GetTimestamps(req *service.GetTimestampsRequest, server service.Gapid_GetTimestampsServer) error {
defer s.inRPC()()
ctx := server.Context()
return s.handler.GetTimestamps(s.bindCtx(ctx), req, server.Send)
}
func (s *grpcServer) PerfettoQuery(ctx xctx.Context, req *service.PerfettoQueryRequest) (*service.PerfettoQueryResponse, error) {
defer s.inRPC()()
data, err := s.handler.PerfettoQuery(s.bindCtx(ctx), req.Capture, req.Query)
if err := service.NewError(err); err != nil {
return &service.PerfettoQueryResponse{Res: &service.PerfettoQueryResponse_Error{Error: err}}, nil
}
return &service.PerfettoQueryResponse{Res: &service.PerfettoQueryResponse_Result{Result: data}}, nil
}
func (s *grpcServer) ValidateDevice(ctx xctx.Context, req *service.ValidateDeviceRequest) (*service.ValidateDeviceResponse, error) {
defer s.inRPC()()
res, err := s.handler.ValidateDevice(s.bindCtx(ctx), req.Device)
if err := service.NewError(err); err != nil {
return &service.ValidateDeviceResponse{Res: &service.ValidateDeviceResponse_Error{Error: err}}, nil
}
return &service.ValidateDeviceResponse{Res: &service.ValidateDeviceResponse_Result{Result: res}}, nil
}
func (s *grpcServer) InstallApp(ctx xctx.Context, req *service.InstallAppRequest) (*service.InstallAppResponse, error) {
defer s.inRPC()()
err := s.handler.InstallApp(s.bindCtx(ctx), req.Device, req.Application)
if err := service.NewError(err); err != nil {
return &service.InstallAppResponse{Error: err}, nil
}
return &service.InstallAppResponse{}, nil
}