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p2p.go
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p2p.go
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// package p2p cmd is the main executable for running p2p tests and simulations
package main
import (
"context"
"fmt"
"net/http"
_ "net/http/pprof"
"os"
"path/filepath"
"github.com/spf13/cobra"
"go.uber.org/zap"
"github.com/spacemeshos/go-spacemesh/activation"
"github.com/spacemeshos/go-spacemesh/api/grpcserver"
cmdp "github.com/spacemeshos/go-spacemesh/cmd"
"github.com/spacemeshos/go-spacemesh/log"
"github.com/spacemeshos/go-spacemesh/metrics"
"github.com/spacemeshos/go-spacemesh/p2p"
"github.com/spacemeshos/go-spacemesh/p2p/pubsub"
)
// Cmd is the p2p cmd.
var Cmd = &cobra.Command{
Use: "p2p",
Short: "start p2p",
Run: func(cmd *cobra.Command, args []string) {
p2pApp := NewP2PApp()
p2pApp.Initialize(cmd)
p2pApp.Start(cmd, args)
},
}
func init() {
cmdp.AddCommands(Cmd)
}
// P2PApp is an app struct used to run only p2p functionality.
type P2PApp struct {
*cmdp.BaseApp
}
// NewP2PApp creates the base app.
func NewP2PApp() *P2PApp {
return &P2PApp{BaseApp: cmdp.NewBaseApp()}
}
// Start creates a p2p instance and starts it with testing features enabled by the config.
func (app *P2PApp) Start(cmd *cobra.Command, args []string) {
// init p2p services
log.JSONLog(true)
logger := log.NewWithLevel("P2P_Test", zap.NewAtomicLevelAt(zap.InfoLevel))
log.SetupGlobal(logger)
log.Info("initializing p2p services")
cfg := app.Config.P2P
cfg.DataDir = filepath.Join(app.Config.DataDir(), "p2p")
host, err := p2p.New(cmdp.Ctx, logger, cfg)
if err != nil {
log.With().Panic("failed to create host", log.Err(err))
}
defer host.Stop()
host.Register(activation.PoetProofProtocol, func(ctx context.Context, pid p2p.Peer, msg []byte) pubsub.ValidationResult {
log.With().Info("api_test_gossip: got test gossip message", log.Int("len", len(msg)))
return pubsub.ValidationAccept
})
metrics.StartMetricsServer(app.Config.MetricsPort)
if app.Config.PprofHTTPServer {
pprof := &http.Server{}
pprof.Addr = ":6060"
pprof.Handler = nil
go func() { err := pprof.ListenAndServe(); log.With().Error("error running pprof server", log.Err(err)) }()
defer pprof.Close()
}
svc := grpcserver.NewServerWithInterface(app.Config.API.GrpcServerPort, app.Config.API.GrpcServerInterface)
gwsvc := grpcserver.NewGatewayService(host)
gwsvc.RegisterService(svc)
svc.Start()
defer svc.Close()
jsonSvc := grpcserver.NewJSONHTTPServer(app.Config.API.JSONServerPort)
jsonSvc.StartService(cmdp.Ctx, gwsvc)
defer jsonSvc.Close()
<-cmdp.Ctx.Done()
}
func main() {
if err := Cmd.Execute(); err != nil {
fmt.Fprintln(os.Stderr, err)
os.Exit(1)
}
}