Remove first byte wait when tcp catches all

This commit is contained in:
Julien Salleyron 2019-06-07 19:30:07 +02:00 committed by Traefiker Bot
parent 518a37e776
commit c1dc783512
5 changed files with 155 additions and 14 deletions

View file

@ -0,0 +1,41 @@
[global]
checkNewVersion = false
sendAnonymousUsage = false
[log]
level = "DEBUG"
[entryPoints]
[entryPoints.tcp]
address = ":8093"
[api]
[providers.file]
[tcp]
[tcp.routers]
[tcp.routers.to-whoami-no-tls]
entryPoints = ["tcp"]
rule="HostSNI(`*`)"
service = "whoami-no-tls"
[tcp.services]
[tcp.services.whoami-no-tls.loadbalancer]
[[tcp.services.whoami-no-tls.loadbalancer.servers]]
address = "localhost:8086"
[http]
[http.routers]
[http.routers.to-whoami]
entryPoints = ["tcp"]
rule="PathPrefix(`/`)"
service = "whoami"
[http.routers.to-whoami.tls]
[http.services]
[http.services.whoami.loadbalancer]
[[http.services.whoami.loadbalancer.servers]]
url = "http://localhost:8085"
weight=1

View file

@ -0,0 +1,26 @@
[global]
checkNewVersion = false
sendAnonymousUsage = false
[log]
level = "DEBUG"
[entryPoints]
[entryPoints.tcp]
address = ":8093"
[api]
[providers.file]
[tcp]
[tcp.routers]
[tcp.routers.to-whoami-no-tls]
entryPoints = ["tcp"]
rule="HostSNI(`*`)"
service = "whoami-no-tls"
[tcp.services]
[tcp.services.whoami-no-tls.loadbalancer]
[[tcp.services.whoami-no-tls.loadbalancer.servers]]
address = "localhost:8086"

View file

@ -30,3 +30,9 @@ whoami:
image: containous/whoami
ports:
- "8085:80"
whoami-banner:
image: containous/whoamitcp
command: -name whoami-banner --banner
ports:
- "8086:8080"

View file

@ -4,6 +4,7 @@ import (
"crypto/tls"
"net"
"net/http"
"net/http/httptest"
"os"
"time"
@ -20,8 +21,7 @@ func (s *TCPSuite) SetUpSuite(c *check.C) {
}
func (s *TCPSuite) TestMixed(c *check.C) {
file := s.adaptFile(c, "fixtures/tcp/mixed.toml", struct {
}{})
file := s.adaptFile(c, "fixtures/tcp/mixed.toml", struct{}{})
defer os.Remove(file)
cmd, display := s.traefikCmd(withConfigFile(file))
@ -34,17 +34,17 @@ func (s *TCPSuite) TestMixed(c *check.C) {
err = try.GetRequest("http://127.0.0.1:8080/api/rawdata", 500*time.Millisecond, try.StatusCodeIs(http.StatusOK), try.BodyContains("Path(`/test`)"))
c.Assert(err, checker.IsNil)
//Traefik passes through, termination handled by whoami-a
// Traefik passes through, termination handled by whoami-a
out, err := guessWho("127.0.0.1:8093", "whoami-a.test", true)
c.Assert(err, checker.IsNil)
c.Assert(out, checker.Contains, "whoami-a")
//Traefik passes through, termination handled by whoami-b
// Traefik passes through, termination handled by whoami-b
out, err = guessWho("127.0.0.1:8093", "whoami-b.test", true)
c.Assert(err, checker.IsNil)
c.Assert(out, checker.Contains, "whoami-b")
//Termination handled by traefik
// Termination handled by traefik
out, err = guessWho("127.0.0.1:8093", "whoami-c.test", true)
c.Assert(err, checker.IsNil)
c.Assert(out, checker.Contains, "whoami-no-cert")
@ -71,8 +71,7 @@ func (s *TCPSuite) TestMixed(c *check.C) {
}
func (s *TCPSuite) TestNonTLSFallback(c *check.C) {
file := s.adaptFile(c, "fixtures/tcp/non-tls-fallback.toml", struct {
}{})
file := s.adaptFile(c, "fixtures/tcp/non-tls-fallback.toml", struct{}{})
defer os.Remove(file)
cmd, display := s.traefikCmd(withConfigFile(file))
@ -85,17 +84,17 @@ func (s *TCPSuite) TestNonTLSFallback(c *check.C) {
err = try.GetRequest("http://127.0.0.1:8080/api/rawdata", 500*time.Millisecond, try.StatusCodeIs(http.StatusOK), try.BodyContains("HostSNI(`*`)"))
c.Assert(err, checker.IsNil)
//Traefik passes through, termination handled by whoami-a
// Traefik passes through, termination handled by whoami-a
out, err := guessWho("127.0.0.1:8093", "whoami-a.test", true)
c.Assert(err, checker.IsNil)
c.Assert(out, checker.Contains, "whoami-a")
//Traefik passes through, termination handled by whoami-b
// Traefik passes through, termination handled by whoami-b
out, err = guessWho("127.0.0.1:8093", "whoami-b.test", true)
c.Assert(err, checker.IsNil)
c.Assert(out, checker.Contains, "whoami-b")
//Termination handled by traefik
// Termination handled by traefik
out, err = guessWho("127.0.0.1:8093", "whoami-c.test", true)
c.Assert(err, checker.IsNil)
c.Assert(out, checker.Contains, "whoami-no-cert")
@ -106,9 +105,7 @@ func (s *TCPSuite) TestNonTLSFallback(c *check.C) {
}
func (s *TCPSuite) TestNonTlsTcp(c *check.C) {
file := s.adaptFile(c, "fixtures/tcp/non-tls.toml", struct {
}{})
file := s.adaptFile(c, "fixtures/tcp/non-tls.toml", struct{}{})
defer os.Remove(file)
cmd, display := s.traefikCmd(withConfigFile(file))
@ -121,12 +118,78 @@ func (s *TCPSuite) TestNonTlsTcp(c *check.C) {
err = try.GetRequest("http://127.0.0.1:8080/api/rawdata", 500*time.Millisecond, try.StatusCodeIs(http.StatusOK), try.BodyContains("HostSNI(`*`)"))
c.Assert(err, checker.IsNil)
//Traefik will forward every requests on the given port to whoami-no-tls
// Traefik will forward every requests on the given port to whoami-no-tls
out, err := guessWho("127.0.0.1:8093", "", false)
c.Assert(err, checker.IsNil)
c.Assert(out, checker.Contains, "whoami-no-tls")
}
func (s *TCPSuite) TestCatchAllNoTLS(c *check.C) {
file := s.adaptFile(c, "fixtures/tcp/catch-all-no-tls.toml", struct{}{})
defer os.Remove(file)
cmd, display := s.traefikCmd(withConfigFile(file))
defer display(c)
err := cmd.Start()
c.Assert(err, checker.IsNil)
defer cmd.Process.Kill()
err = try.GetRequest("http://127.0.0.1:8080/api/rawdata", 500*time.Millisecond, try.StatusCodeIs(http.StatusOK), try.BodyContains("HostSNI(`*`)"))
c.Assert(err, checker.IsNil)
// Traefik will forward every requests on the given port to whoami-no-tls
out, err := welcome("127.0.0.1:8093")
c.Assert(err, checker.IsNil)
c.Assert(out, checker.Contains, "Welcome")
}
func (s *TCPSuite) TestCatchAllNoTLSWithHTTPS(c *check.C) {
file := s.adaptFile(c, "fixtures/tcp/catch-all-no-tls-with-https.toml", struct{}{})
defer os.Remove(file)
cmd, display := s.traefikCmd(withConfigFile(file))
defer display(c)
err := cmd.Start()
c.Assert(err, checker.IsNil)
defer cmd.Process.Kill()
err = try.GetRequest("http://127.0.0.1:8080/api/rawdata", 500*time.Millisecond, try.StatusCodeIs(http.StatusOK), try.BodyContains("HostSNI(`*`)"))
c.Assert(err, checker.IsNil)
req := httptest.NewRequest(http.MethodGet, "https://127.0.0.1:8093/test", nil)
req.RequestURI = ""
err = try.RequestWithTransport(req, 500*time.Millisecond, &http.Transport{
TLSClientConfig: &tls.Config{
InsecureSkipVerify: true,
},
}, try.StatusCodeIs(http.StatusOK))
c.Assert(err, checker.IsNil)
}
func welcome(addr string) (string, error) {
tcpAddr, err := net.ResolveTCPAddr("tcp", addr)
if err != nil {
return "", err
}
conn, err := net.DialTCP("tcp", nil, tcpAddr)
if err != nil {
return "", err
}
defer conn.Close()
out := make([]byte, 2048)
n, err := conn.Read(out)
if err != nil {
return "", err
}
return string(out[:n]), nil
}
func guessWho(addr, serverName string, tlsCall bool) (string, error) {
var conn net.Conn
var err error

View file

@ -27,6 +27,11 @@ type Router struct {
func (r *Router) ServeTCP(conn net.Conn) {
// FIXME -- Check if ProxyProtocol changes the first bytes of the request
if r.catchAllNoTLS != nil && len(r.routingTable) == 0 && r.httpsHandler == nil {
r.catchAllNoTLS.ServeTCP(conn)
return
}
br := bufio.NewReader(conn)
serverName, tls, peeked := clientHelloServerName(br)
if !tls {