/
http_forwarder_test.go
119 lines (113 loc) · 4.5 KB
/
http_forwarder_test.go
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// Copyright 2020 Fortio Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package fhttp
import (
"bytes"
"fmt"
"net/http"
"testing"
"fortio.org/fortio/jrpc"
)
func TestMultiProxy(t *testing.T) {
_, debugAddr := ServeTCP("0", "/debug")
urlBase := fmt.Sprintf("localhost:%d/", debugAddr.Port)
for i := 0; i < 2; i++ {
serial := (i == 0)
mcfg := MultiServerConfig{Serial: serial}
mcfg.Targets = []TargetConf{
{Destination: urlBase, MirrorOrigin: true},
{Destination: urlBase + "debug", MirrorOrigin: false},
{Destination: urlBase + "echo?status=555"},
}
_, multiAddr := MultiServer("0", &mcfg)
url := fmt.Sprintf("http://%s/debug", multiAddr)
payload := "A test payload"
opts := HTTPOptions{URL: url, Payload: []byte(payload)}
opts.AddAndValidateExtraHeader("User-agent:")
opts.AddAndValidateExtraHeader("b3: traceid...")
opts.AddAndValidateExtraHeader("X-FA: bar") // so it comes just before X-Fortio-Multi-Id
code, data := Fetch(&opts)
if serial && code != http.StatusOK {
t.Errorf("Got %d %s instead of ok in serial mode (first response sets code) for %s", code, DebugSummary(data, 256), url)
}
if !serial && code != 555 {
t.Errorf("Got %d %s instead of 555 in parallel mode (non ok response sets code) for %s", code, DebugSummary(data, 256), url)
}
if !bytes.Contains(data, []byte(payload)) {
t.Errorf("Missing expected payload %q in %s", payload, DebugSummary(data, 1024))
}
searchFor := "B3: traceid..."
if !bytes.Contains(data, []byte(searchFor)) {
t.Errorf("Missing expected trace header %q in %s", searchFor, DebugSummary(data, 1024))
}
searchFor = "\nX-Fa: bar\nX-Fortio-Multi-Id: 1\n"
if !bytes.Contains(data, []byte(searchFor)) {
t.Errorf("Missing expected general header %q in 1st req %s", searchFor, DebugSummary(data, 1024))
}
searchFor = "\nX-Fa: bar\nX-Fortio-Multi-Id: 2\n"
if bytes.Contains(data, []byte(searchFor)) {
t.Errorf("Unexpected non trace header %q in 2nd req %s", searchFor, DebugSummary(data, 1024))
}
// Issue #624
if bytes.Contains(data, []byte("gzip")) {
t.Errorf("Unexpected gzip (accept encoding)in %s", DebugSummary(data, 1024))
}
searchFor = "X-Fortio-Multi-Id: 1"
if !bytes.Contains(data, []byte(searchFor)) {
t.Errorf("Missing expected %q in %s", searchFor, DebugSummary(data, 1024))
}
// Second request should be found
searchFor = "X-Fortio-Multi-Id: 2"
if !bytes.Contains(data, []byte(searchFor)) {
t.Errorf("Missing expected %q in %s", searchFor, DebugSummary(data, 1024))
}
// Third request errors 100% so shouldn't be found
searchFor = "X-Fortio-Multi-Id: 3"
if bytes.Contains(data, []byte(searchFor)) {
t.Errorf("Unexpected %q in %s", searchFor, DebugSummary(data, 1024))
}
searchFor = "\nX-Proxy-Agent: " + jrpc.UserAgent + "\n"
if !bytes.Contains(data, []byte(searchFor)) {
t.Errorf("Missing %q in %s", searchFor, DebugSummary(data, 2048))
}
searchFor = "\nUser-Agent: " + jrpc.UserAgent + "\nX-Fortio-Multi-Id: 2\n"
if !bytes.Contains(data, []byte(searchFor)) {
t.Errorf("Missing %q in %s", searchFor, DebugSummary(data, 2048))
}
searchFor = "\nUser-Agent: " + jrpc.UserAgent + "\nX-Fortio-Multi-Id: 1\n"
if bytes.Contains(data, []byte(searchFor)) {
t.Errorf("Unexpected %q in %s", searchFor, DebugSummary(data, 2048))
}
}
}
func TestMultiProxyErrors(t *testing.T) {
for i := 0; i < 2; i++ {
serial := (i == 0)
mcfg := MultiServerConfig{Serial: serial}
// No scheme in url to cause error
mcfg.Targets = []TargetConf{
{Destination: "\001doesntexist.fortio.org:2435/foo"},
{Destination: "\001doesntexist.fortio.org:2435/foo", MirrorOrigin: true},
{Destination: "doesntexist.fortio.org:2435/foo"},
}
_, multiAddr := MultiServer("0", &mcfg)
url := fmt.Sprintf("http://%s/debug", multiAddr)
opts := HTTPOptions{URL: url}
code, data := Fetch(&opts)
if code != http.StatusServiceUnavailable {
t.Errorf("Got %d %s instead of StatusServiceUnavailable for %s", code, DebugSummary(data, 256), url)
}
}
}
// -- end of benchmark tests / end of this file