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main.go
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main.go
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package main
import (
"context"
"time"
"github.com/sirupsen/logrus"
"github.com/telemac/goutils/task"
"github.com/telemac/goutils/tcpserver"
)
type MyConnectionHandler struct {
}
func (c *MyConnectionHandler) OnConnect(ctx context.Context, connection tcpserver.ConnectionParams) bool {
connection.ServerConfig.Logger.WithField("remote", connection.Conn.RemoteAddr().String()).Info("OnConnect")
return true
}
func (c *MyConnectionHandler) OnDisconnect(ctx context.Context, connection tcpserver.ConnectionParams) {
connection.ServerConfig.Logger.WithField("remote", connection.Conn.RemoteAddr().String()).Info("OnDisconnect")
}
func (c *MyConnectionHandler) HandleConnection(ctx context.Context, connection tcpserver.ConnectionParams) error {
connection.ServerConfig.Logger.WithField("remote", connection.Conn.RemoteAddr().String()).Info("HandleConnection")
buffer := make([]byte, 1024)
connection.Conn.Write([]byte("Ok\n"))
go func() {
select {
case <-ctx.Done():
connection.Conn.Close()
}
}()
for {
n, err := connection.Conn.Read(buffer)
connection.ServerConfig.Logger.WithFields(logrus.Fields{
"remote": connection.Conn.RemoteAddr().String(),
"read": string(buffer[:n]),
"UserData": connection.ServerConfig.UserData,
"error": err,
}).Info("Read")
if err != nil {
return err
}
}
return nil
}
func main() {
ctx, cancel, logger := task.NewCancellableContextWithLog(time.Second*5, "trace", logrus.Fields{
"app": "tcp server demo",
})
defer cancel()
server := tcpserver.NewServer(tcpserver.ServerConfig{
ListenPort: 8080,
UserData: "My user data", // can be anything, must be thread safe
Logger: logger,
Connection: &MyConnectionHandler{},
})
services := task.NewRunnerRepository()
services.Start(ctx, server)
services.WaitUntilAllDone()
//err := server.Run(ctx)
//if err != nil {
// logger.WithError(err).Error("run tcp server")
//}
}