cloudflared-mirror/connection/connection.go

58 lines
1.3 KiB
Go

package connection
import (
"context"
"net"
"time"
"github.com/google/uuid"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
"github.com/cloudflare/cloudflared/h2mux"
tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
)
const (
openStreamTimeout = 30 * time.Second
)
type Connection struct {
id uuid.UUID
muxer *h2mux.Muxer
addr *net.TCPAddr
isLongLived bool
longLivedID int
}
func newConnection(muxer *h2mux.Muxer, addr *net.TCPAddr) (*Connection, error) {
id, err := uuid.NewRandom()
if err != nil {
return nil, err
}
return &Connection{
id: id,
muxer: muxer,
addr: addr,
}, nil
}
func (c *Connection) Serve(ctx context.Context) error {
// Serve doesn't return until h2mux is shutdown
return c.muxer.Serve(ctx)
}
// Connect is used to establish connections with cloudflare's edge network
func (c *Connection) Connect(ctx context.Context, parameters *tunnelpogs.ConnectParameters, logger *logrus.Entry) (tunnelpogs.ConnectResult, error) {
tsClient, err := NewRPCClient(ctx, c.muxer, logger.WithField("rpc", "connect"), openStreamTimeout)
if err != nil {
return nil, errors.Wrap(err, "cannot create new RPC connection")
}
defer tsClient.Close()
return tsClient.Connect(ctx, parameters)
}
func (c *Connection) Shutdown() {
c.muxer.Shutdown()
}