cloudflared-mirror/connection/connection.go

66 lines
1.3 KiB
Go

package connection
import (
"io"
"net/http"
"strconv"
"strings"
"time"
"github.com/cloudflare/cloudflared/tunnelrpc/pogs"
"github.com/google/uuid"
)
const (
lbProbeUserAgentPrefix = "Mozilla/5.0 (compatible; Cloudflare-Traffic-Manager/1.0; +https://www.cloudflare.com/traffic-manager/;"
)
type Config struct {
OriginClient OriginClient
GracePeriod time.Duration
ReplaceExisting bool
}
type NamedTunnelConfig struct {
Auth pogs.TunnelAuth
ID uuid.UUID
Client pogs.ClientInfo
}
type ClassicTunnelConfig struct {
Hostname string
OriginCert []byte
// feature-flag to use new edge reconnect tokens
UseReconnectToken bool
}
func (c *ClassicTunnelConfig) IsTrialZone() bool {
return c.Hostname == ""
}
type OriginClient interface {
Proxy(w ResponseWriter, req *http.Request, isWebsocket bool) error
}
type ResponseWriter interface {
WriteRespHeaders(*http.Response) error
WriteErrorResponse()
io.ReadWriter
}
type ConnectedFuse interface {
Connected()
IsConnected() bool
}
func IsServerSentEvent(headers http.Header) bool {
if contentType := headers.Get("content-type"); contentType != "" {
return strings.HasPrefix(strings.ToLower(contentType), "text/event-stream")
}
return false
}
func uint8ToString(input uint8) string {
return strconv.FormatUint(uint64(input), 10)
}