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834 lines (730 loc) · 24.5 KB
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/*
* Minio Cloud Storage, (C) 2017 Minio, Inc.
*
* 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 http
import (
"bufio"
"bytes"
"crypto/tls"
"errors"
"fmt"
"io"
"net"
"runtime"
"strconv"
"strings"
"sync"
"sync/atomic"
"testing"
"time"
"github.com/minio/minio-go/pkg/set"
)
var serverPort uint32 = 60000
// fail - as t.Fatalf() is not goroutine safe, this function behaves like t.Fatalf().
func fail(t *testing.T, template string, args ...interface{}) {
fmt.Printf(template, args...)
fmt.Println()
t.Fail()
}
func getNextPort() string {
return strconv.Itoa(int(atomic.AddUint32(&serverPort, 1)))
}
func getTLSCert() (tls.Certificate, error) {
keyPEMBlock := []byte(`-----BEGIN RSA PRIVATE KEY-----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10BC8
upYRbCon7plwKBgQCRPfeoYGRoa9ji8w+Rg3QaZeGyy8jmfGjlqg9a
NyEOyIXXuThYFFmyrqw5NZpwQJBTTDApK/xnK7SLS6WY2Rr1oydFxRzo7KJX5B7M
+md1H4gCvqeOuWmThgbij1AyQsgRaDehOM2fZ0cKu2/B+Gkm1c9RSWPMsPKR7JMz
AGNFtQKBgQCRCFIdGJHnvz35vJfLoihifCejBWtZbAnZoBHpF3xMCtV755J96tUf
k1Tv9hz6WfSkOSlwLq6eGZY2dCENJRW1ft1UelpFvCjbfrfLvoFFLs3gu0lfqXHi
CS6fjhn9Ahvz10yD6fd4ixRUjoJvULzI0Sxc1O95SYVF1lIAuVr9Hw==
-----END RSA PRIVATE KEY-----`)
certPEMBlock := []byte(`-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----`)
return tls.X509KeyPair(certPEMBlock, keyPEMBlock)
}
func getTLSConfig(t *testing.T) *tls.Config {
tlsCert, err := getTLSCert()
if err != nil {
t.Fatalf("Unable to parse private/certificate data. %v\n", err)
}
tlsConfig := &tls.Config{
PreferServerCipherSuites: true,
MinVersion: tls.VersionTLS12,
NextProtos: []string{"http/1.1", "h2"},
}
tlsConfig.Certificates = append(tlsConfig.Certificates, tlsCert)
return tlsConfig
}
func getNonLoopBackIP(t *testing.T) string {
localIP4 := set.NewStringSet()
addrs, err := net.InterfaceAddrs()
if err != nil {
t.Fatalf("%s. Unable to get IP addresses of this host.", err)
}
for _, addr := range addrs {
var ip net.IP
switch v := addr.(type) {
case *net.IPNet:
ip = v.IP
case *net.IPAddr:
ip = v.IP
}
if ip.To4() != nil {
localIP4.Add(ip.String())
}
}
// Filter ipList by IPs those do not start with '127.'.
nonLoopBackIPs := localIP4.FuncMatch(func(ip string, matchString string) bool {
return !strings.HasPrefix(ip, "127.")
}, "")
if len(nonLoopBackIPs) == 0 {
t.Fatalf("No non-loop back IP address found for this host")
}
nonLoopBackIP := nonLoopBackIPs.ToSlice()[0]
return nonLoopBackIP
}
// Test getMethodMaxLen()
func TestGetMethodMaxLen(t *testing.T) {
l := getMethodMaxLen()
if l != (methodMaxLen - 1) {
t.Fatalf("expected: %v, got: %v", (methodMaxLen - 1), l)
}
}
// Test isHTTPMethod()
func TestIsHTTPMethod(t *testing.T) {
testCases := []struct {
method string
expectedResult bool
}{
{"", false},
{"get", false},
{"put", false},
{"UPLOAD", false},
{"OPTIONS", true},
{"GET", true},
{"HEAD", true},
{"POST", true},
{"PUT", true},
{"DELETE", true},
{"TRACE", true},
{"CONNECT", true},
{"PRI", true},
}
for _, testCase := range testCases {
result := isHTTPMethod(testCase.method)
if result != testCase.expectedResult {
t.Fatalf("expected: %v, got: %v", testCase.expectedResult, result)
}
}
}
func TestNewHTTPListener(t *testing.T) {
errMsg := ": no such host"
remoteAddrErrMsg := "listen tcp 93.184.216.34:65432: bind: cannot assign requested address"
if runtime.GOOS == "windows" {
remoteAddrErrMsg = "listen tcp 93.184.216.34:65432: bind: The requested address is not valid in its context."
} else if runtime.GOOS == "darwin" {
remoteAddrErrMsg = "listen tcp 93.184.216.34:65432: bind: can't assign requested address"
}
tlsConfig := getTLSConfig(t)
testCases := []struct {
serverAddrs []string
tlsConfig *tls.Config
tcpKeepAliveTimeout time.Duration
readTimeout time.Duration
writeTimeout time.Duration
updateBytesReadFunc func(int)
updateBytesWrittenFunc func(int)
errorLogFunc func(error, string, ...interface{})
expectedErr error
}{
{[]string{"93.184.216.34:65432"}, nil, time.Duration(0), time.Duration(0), time.Duration(0), nil, nil, nil, errors.New(remoteAddrErrMsg)},
{[]string{"example.org:65432"}, nil, time.Duration(0), time.Duration(0), time.Duration(0), nil, nil, nil, errors.New(remoteAddrErrMsg)},
{[]string{"unknown-host"}, nil, time.Duration(0), time.Duration(0), time.Duration(0), nil, nil, nil, errors.New("listen tcp: address unknown-host: missing port in address")},
{[]string{"unknown-host:65432"}, nil, time.Duration(0), time.Duration(0), time.Duration(0), nil, nil, nil, errors.New("listen tcp: lookup unknown-host" + errMsg)},
{[]string{"localhost:65432", "93.184.216.34:65432"}, nil, time.Duration(0), time.Duration(0), time.Duration(0), nil, nil, nil, errors.New(remoteAddrErrMsg)},
{[]string{"localhost:65432", "unknown-host:65432"}, nil, time.Duration(0), time.Duration(0), time.Duration(0), nil, nil, nil, errors.New("listen tcp: lookup unknown-host" + errMsg)},
{[]string{"localhost:0"}, nil, time.Duration(0), time.Duration(0), time.Duration(0), nil, nil, nil, nil},
{[]string{"localhost:0"}, tlsConfig, time.Duration(0), time.Duration(0), time.Duration(0), nil, nil, nil, nil},
}
for _, testCase := range testCases {
listener, err := newHTTPListener(
testCase.serverAddrs,
testCase.tlsConfig,
testCase.tcpKeepAliveTimeout,
testCase.readTimeout,
testCase.writeTimeout,
testCase.updateBytesReadFunc,
testCase.updateBytesWrittenFunc,
testCase.errorLogFunc,
)
if testCase.expectedErr == nil {
if err != nil {
t.Fatalf("error: expected = <nil>, got = %v", err)
}
} else if err == nil {
t.Fatalf("error: expected = %v, got = <nil>", testCase.expectedErr)
} else {
var match bool
if strings.HasSuffix(testCase.expectedErr.Error(), errMsg) {
match = strings.HasSuffix(err.Error(), errMsg)
} else {
match = (testCase.expectedErr.Error() == err.Error())
}
if !match {
t.Fatalf("error: expected = %v, got = %v", testCase.expectedErr, err)
}
}
if err == nil {
listener.Close()
}
}
}
func TestHTTPListenerStartClose(t *testing.T) {
tlsConfig := getTLSConfig(t)
nonLoopBackIP := getNonLoopBackIP(t)
testCases := []struct {
serverAddrs []string
tlsConfig *tls.Config
}{
{[]string{"localhost:0"}, nil},
{[]string{nonLoopBackIP + ":0"}, nil},
{[]string{"127.0.0.1:0", nonLoopBackIP + ":0"}, nil},
{[]string{"localhost:0"}, tlsConfig},
{[]string{nonLoopBackIP + ":0"}, tlsConfig},
{[]string{"127.0.0.1:0", nonLoopBackIP + ":0"}, tlsConfig},
}
for i, testCase := range testCases {
listener, err := newHTTPListener(
testCase.serverAddrs,
testCase.tlsConfig,
time.Duration(0),
time.Duration(0),
time.Duration(0),
nil,
nil,
nil,
)
if err != nil {
t.Fatalf("Test %d: error: expected = <nil>, got = %v", i+1, err)
}
for _, serverAddr := range listener.Addrs() {
conn, err := net.Dial("tcp", serverAddr.String())
if err != nil {
t.Fatalf("Test %d: error: expected = <nil>, got = %v", i+1, err)
}
conn.Close()
}
listener.Close()
}
}
func TestHTTPListenerAddr(t *testing.T) {
tlsConfig := getTLSConfig(t)
nonLoopBackIP := getNonLoopBackIP(t)
var casePorts []string
for i := 0; i < 6; i++ {
casePorts = append(casePorts, getNextPort())
}
testCases := []struct {
serverAddrs []string
tlsConfig *tls.Config
expectedAddr string
}{
{[]string{"localhost:" + casePorts[0]}, nil, "127.0.0.1:" + casePorts[0]},
{[]string{nonLoopBackIP + ":" + casePorts[1]}, nil, nonLoopBackIP + ":" + casePorts[1]},
{[]string{"127.0.0.1:" + casePorts[2], nonLoopBackIP + ":" + casePorts[2]}, nil, "0.0.0.0:" + casePorts[2]},
{[]string{"localhost:" + casePorts[3]}, tlsConfig, "127.0.0.1:" + casePorts[3]},
{[]string{nonLoopBackIP + ":" + casePorts[4]}, tlsConfig, nonLoopBackIP + ":" + casePorts[4]},
{[]string{"127.0.0.1:" + casePorts[5], nonLoopBackIP + ":" + casePorts[5]}, tlsConfig, "0.0.0.0:" + casePorts[5]},
}
for i, testCase := range testCases {
listener, err := newHTTPListener(
testCase.serverAddrs,
testCase.tlsConfig,
time.Duration(0),
time.Duration(0),
time.Duration(0),
nil,
nil,
nil,
)
if err != nil {
t.Fatalf("Test %d: error: expected = <nil>, got = %v", i+1, err)
}
addr := listener.Addr()
if addr.String() != testCase.expectedAddr {
t.Fatalf("Test %d: addr: expected = %v, got = %v", i+1, testCase.expectedAddr, addr)
}
listener.Close()
}
}
func TestHTTPListenerAddrs(t *testing.T) {
tlsConfig := getTLSConfig(t)
nonLoopBackIP := getNonLoopBackIP(t)
var casePorts []string
for i := 0; i < 6; i++ {
casePorts = append(casePorts, getNextPort())
}
testCases := []struct {
serverAddrs []string
tlsConfig *tls.Config
expectedAddrs set.StringSet
}{
{[]string{"localhost:" + casePorts[0]}, nil, set.CreateStringSet("127.0.0.1:" + casePorts[0])},
{[]string{nonLoopBackIP + ":" + casePorts[1]}, nil, set.CreateStringSet(nonLoopBackIP + ":" + casePorts[1])},
{[]string{"127.0.0.1:" + casePorts[2], nonLoopBackIP + ":" + casePorts[2]}, nil, set.CreateStringSet("127.0.0.1:"+casePorts[2], nonLoopBackIP+":"+casePorts[2])},
{[]string{"localhost:" + casePorts[3]}, tlsConfig, set.CreateStringSet("127.0.0.1:" + casePorts[3])},
{[]string{nonLoopBackIP + ":" + casePorts[4]}, tlsConfig, set.CreateStringSet(nonLoopBackIP + ":" + casePorts[4])},
{[]string{"127.0.0.1:" + casePorts[5], nonLoopBackIP + ":" + casePorts[5]}, tlsConfig, set.CreateStringSet("127.0.0.1:"+casePorts[5], nonLoopBackIP+":"+casePorts[5])},
}
for i, testCase := range testCases {
listener, err := newHTTPListener(
testCase.serverAddrs,
testCase.tlsConfig,
time.Duration(0),
time.Duration(0),
time.Duration(0),
nil,
nil,
nil,
)
if err != nil {
t.Fatalf("Test %d: error: expected = <nil>, got = %v", i+1, err)
}
addrs := listener.Addrs()
addrSet := set.NewStringSet()
for _, addr := range addrs {
addrSet.Add(addr.String())
}
if !addrSet.Equals(testCase.expectedAddrs) {
t.Fatalf("Test %d: addr: expected = %v, got = %v", i+1, testCase.expectedAddrs, addrs)
}
listener.Close()
}
}
func TestHTTPListenerAccept(t *testing.T) {
tlsConfig := getTLSConfig(t)
nonLoopBackIP := getNonLoopBackIP(t)
testCases := []struct {
serverAddrs []string
tlsConfig *tls.Config
request string
reply string
}{
{[]string{"localhost:0"}, nil, "GET / HTTP/1.0\n", "200 OK\n"},
{[]string{nonLoopBackIP + ":0"}, nil, "POST / HTTP/1.0\n", "200 OK\n"},
{[]string{"127.0.0.1:0", nonLoopBackIP + ":0"}, nil, "CONNECT \n", "200 OK\n"},
{[]string{"localhost:0"}, tlsConfig, "GET / HTTP/1.0\n", "200 OK\n"},
{[]string{nonLoopBackIP + ":0"}, tlsConfig, "POST / HTTP/1.0\n", "200 OK\n"},
{[]string{"127.0.0.1:0", nonLoopBackIP + ":0"}, tlsConfig, "CONNECT \n", "200 OK\n"},
}
for i, testCase := range testCases {
listener, err := newHTTPListener(
testCase.serverAddrs,
testCase.tlsConfig,
time.Duration(0),
time.Duration(0),
time.Duration(0),
nil,
nil,
nil,
)
if err != nil {
t.Fatalf("Test %d: error: expected = <nil>, got = %v", i+1, err)
}
for _, serverAddr := range listener.Addrs() {
var conn net.Conn
var err error
if testCase.tlsConfig == nil {
conn, err = net.Dial("tcp", serverAddr.String())
} else {
conn, err = tls.Dial("tcp", serverAddr.String(), &tls.Config{InsecureSkipVerify: true})
}
if err != nil {
t.Fatalf("Test %d: error: expected = <nil>, got = %v", i+1, err)
}
if _, err = io.WriteString(conn, testCase.request); err != nil {
t.Fatalf("Test %d: request send: expected = <nil>, got = %v", i+1, err)
}
serverConn, err := listener.Accept()
if err != nil {
t.Fatalf("Test %d: accept: expected = <nil>, got = %v", i+1, err)
}
request, err := bufio.NewReader(serverConn).ReadString('\n')
if err != nil {
t.Fatalf("Test %d: request read: expected = <nil>, got = %v", i+1, err)
}
if testCase.request != request {
t.Fatalf("Test %d: request: expected = %v, got = %v", i+1, testCase.request, request)
}
if _, err = io.WriteString(serverConn, testCase.reply); err != nil {
t.Fatalf("Test %d: reply send: expected = <nil>, got = %v", i+1, err)
}
reply, err := bufio.NewReader(conn).ReadString('\n')
if err != nil {
t.Fatalf("Test %d: reply read: expected = <nil>, got = %v", i+1, err)
}
if testCase.reply != reply {
t.Fatalf("Test %d: reply: expected = %v, got = %v", i+1, testCase.reply, reply)
}
serverConn.Close()
conn.Close()
}
listener.Close()
}
}
func TestHTTPListenerAcceptPeekError(t *testing.T) {
tlsConfig := getTLSConfig(t)
nonLoopBackIP := getNonLoopBackIP(t)
errorFunc := func(err error, template string, args ...interface{}) {
msg := fmt.Sprintf("error: %v. ", err)
msg += fmt.Sprintf(template, args...)
fmt.Println(msg)
}
testCases := []struct {
serverAddrs []string
tlsConfig *tls.Config
request string
}{
{[]string{"127.0.0.1:0", nonLoopBackIP + ":0"}, nil, "CONN"},
{[]string{"127.0.0.1:0", nonLoopBackIP + ":0"}, tlsConfig, "CONN"},
}
for i, testCase := range testCases {
listener, err := newHTTPListener(
testCase.serverAddrs,
testCase.tlsConfig,
time.Duration(0),
time.Duration(0),
time.Duration(0),
nil,
nil,
errorFunc,
)
if err != nil {
t.Fatalf("Test %d: error: expected = <nil>, got = %v", i+1, err)
}
go func() {
serverConn, aerr := listener.Accept()
if aerr == nil {
fail(t, "Test %d: accept: expected = <error>, got = <nil>", i+1)
}
if serverConn != nil {
fail(t, "Test %d: accept: server expected = <nil>, got = %v", i+1, serverConn)
}
}()
for _, serverAddr := range listener.Addrs() {
conn, err := net.Dial("tcp", serverAddr.String())
if err != nil {
t.Fatalf("Test %d: error: expected = <nil>, got = %v", i+1, err)
}
if _, err = io.WriteString(conn, testCase.request); err != nil {
t.Fatalf("Test %d: request send: expected = <nil>, got = %v", i+1, err)
}
conn.Close()
}
listener.Close()
}
}
func TestHTTPListenerAcceptTLSError(t *testing.T) {
tlsConfig := getTLSConfig(t)
nonLoopBackIP := getNonLoopBackIP(t)
errorFunc := func(err error, template string, args ...interface{}) {
msg := fmt.Sprintf("error: %v. ", err)
msg += fmt.Sprintf(template, args...)
fmt.Println(msg)
}
testCases := []struct {
serverAddrs []string
tlsConfig *tls.Config
request string
}{
{[]string{"127.0.0.1:0", nonLoopBackIP + ":0"}, tlsConfig, "GET / HTTP/1.0\n"},
}
for i, testCase := range testCases {
listener, err := newHTTPListener(
testCase.serverAddrs,
testCase.tlsConfig,
time.Duration(0),
time.Duration(0),
time.Duration(0),
nil,
nil,
errorFunc,
)
if err != nil {
t.Fatalf("Test %d: error: expected = <nil>, got = %v", i+1, err)
}
for _, serverAddr := range listener.Addrs() {
conn, err := net.Dial("tcp", serverAddr.String())
if err != nil {
t.Fatalf("Test %d: error: expected = <nil>, got = %v", i+1, err)
}
if _, err = io.WriteString(conn, testCase.request); err != nil {
t.Fatalf("Test %d: request send: expected = <nil>, got = %v", i+1, err)
}
go func() {
serverConn, aerr := listener.Accept()
if aerr == nil {
fail(t, "Test %d: accept: expected = <error>, got = <nil>", i+1)
}
if serverConn != nil {
fail(t, "Test %d: accept: server expected = <nil>, got = %v", i+1, serverConn)
}
}()
buf := make([]byte, len(sslRequiredErrMsg))
n, err := io.ReadFull(conn, buf)
if err != nil {
t.Fatalf("Test %d: reply read: expected = <nil> got = %v", i+1, err)
} else if n != len(buf) {
t.Fatalf("Test %d: reply length: expected = %v got = %v", i+1, len(buf), n)
} else if !bytes.Equal(buf, sslRequiredErrMsg) {
t.Fatalf("Test %d: reply: expected = %v got = %v", i+1, string(sslRequiredErrMsg), string(buf))
}
conn.Close()
}
listener.Close()
}
}
func TestHTTPListenerAcceptError(t *testing.T) {
tlsConfig := getTLSConfig(t)
nonLoopBackIP := getNonLoopBackIP(t)
errorFunc := func(err error, template string, args ...interface{}) {
msg := fmt.Sprintf("error: %v. ", err)
msg += fmt.Sprintf(template, args...)
fmt.Println(msg)
}
testCases := []struct {
serverAddrs []string
tlsConfig *tls.Config
secureClient bool
request string
}{
{[]string{"127.0.0.1:0", nonLoopBackIP + ":0"}, nil, false, "CONNECTION"},
{[]string{"127.0.0.1:0", nonLoopBackIP + ":0"}, tlsConfig, false, "CONNECTION"},
{[]string{"127.0.0.1:0", nonLoopBackIP + ":0"}, tlsConfig, true, "CONNECTION"},
}
for i, testCase := range testCases {
listener, err := newHTTPListener(
testCase.serverAddrs,
testCase.tlsConfig,
time.Duration(0),
time.Duration(0),
time.Duration(0),
nil,
nil,
errorFunc,
)
if err != nil {
t.Fatalf("Test %d: error: expected = <nil>, got = %v", i+1, err)
}
for _, serverAddr := range listener.Addrs() {
var conn net.Conn
var err error
if testCase.secureClient {
conn, err = tls.Dial("tcp", serverAddr.String(), &tls.Config{InsecureSkipVerify: true})
} else {
conn, err = net.Dial("tcp", serverAddr.String())
}
if err != nil {
t.Fatalf("Test %d: error: expected = <nil>, got = %v", i+1, err)
}
if _, err = io.WriteString(conn, testCase.request); err != nil {
t.Fatalf("Test %d: request send: expected = <nil>, got = %v", i+1, err)
}
go func() {
serverConn, aerr := listener.Accept()
if aerr == nil {
fail(t, "Test %d: accept: expected = <error>, got = <nil>", i+1)
}
if serverConn != nil {
fail(t, "Test %d: accept: server expected = <nil>, got = %v", i+1, serverConn)
}
}()
_, err = bufio.NewReader(conn).ReadString('\n')
if err == nil {
t.Fatalf("Test %d: reply read: expected = EOF got = <nil>", i+1)
} else if err.Error() != "EOF" {
t.Fatalf("Test %d: reply read: expected = EOF got = %v", i+1, err)
}
conn.Close()
}
listener.Close()
}
}
func TestHTTPListenerAcceptParallel(t *testing.T) {
tlsConfig := getTLSConfig(t)
nonLoopBackIP := getNonLoopBackIP(t)
testCases := []struct {
serverAddrs []string
tlsConfig *tls.Config
reply string
}{
{[]string{"127.0.0.1:0", nonLoopBackIP + ":0"}, nil, "200 OK\n"},
{[]string{"127.0.0.1:0", nonLoopBackIP + ":0"}, tlsConfig, "200 OK\n"},
}
connect := func(i int, serverAddr string, secure bool, delay bool, request, reply string) {
var conn net.Conn
var err error
if secure {
conn, err = tls.Dial("tcp", serverAddr, &tls.Config{InsecureSkipVerify: true})
} else {
conn, err = net.Dial("tcp", serverAddr)
}
if err != nil {
fail(t, "Test %d: error: expected = <nil>, got = %v", i+1, err)
}
if delay {
if _, err = io.WriteString(conn, request[:3]); err != nil {
fail(t, "Test %d: request send: expected = <nil>, got = %v", i+1, err)
}
time.Sleep(1 * time.Second)
if _, err = io.WriteString(conn, request[3:]); err != nil {
fail(t, "Test %d: request send: expected = <nil>, got = %v", i+1, err)
}
} else {
if _, err = io.WriteString(conn, request); err != nil {
fail(t, "Test %d: request send: expected = <nil>, got = %v", i+1, err)
}
}
received, err := bufio.NewReader(conn).ReadString('\n')
if err != nil {
fail(t, "Test %d: reply read: expected = <nil>, got = %v", i+1, err)
}
if received != reply {
fail(t, "Test %d: reply: expected = %v, got = %v", i+1, reply, received)
}
conn.Close()
}
handleConnection := func(i int, wg *sync.WaitGroup, serverConn net.Conn, request, reply string) {
defer wg.Done()
received, err := bufio.NewReader(serverConn).ReadString('\n')
if err != nil {
fail(t, "Test %d: request read: expected = <nil>, got = %v", i+1, err)
}
if received != request {
fail(t, "Test %d: request: expected = %v, got = %v", i+1, request, received)
}
if _, err := io.WriteString(serverConn, reply); err != nil {
fail(t, "Test %d: reply send: expected = <nil>, got = %v", i+1, err)
}
serverConn.Close()
}
for i, testCase := range testCases {
listener, err := newHTTPListener(
testCase.serverAddrs,
testCase.tlsConfig,
time.Duration(0),
time.Duration(0),
time.Duration(0),
nil,
nil,
nil,
)
if err != nil {
t.Fatalf("Test %d: error: expected = <nil>, got = %v", i+1, err)
}
for _, serverAddr := range listener.Addrs() {
go connect(i, serverAddr.String(), testCase.tlsConfig != nil, true, "GET /1 HTTP/1.0\n", testCase.reply)
go connect(i, serverAddr.String(), testCase.tlsConfig != nil, false, "GET /2 HTTP/1.0\n", testCase.reply)
var wg sync.WaitGroup
serverConn, err := listener.Accept()
if err != nil {
t.Fatalf("Test %d: accept: expected = <nil>, got = %v", i+1, err)
}
wg.Add(1)
go handleConnection(i, &wg, serverConn, "GET /2 HTTP/1.0\n", testCase.reply)
serverConn, err = listener.Accept()
if err != nil {
t.Fatalf("Test %d: accept: expected = <nil>, got = %v", i+1, err)
}
wg.Add(1)
go handleConnection(i, &wg, serverConn, "GET /1 HTTP/1.0\n", testCase.reply)
wg.Wait()
}
listener.Close()
}
}
type myTimeoutErr struct {
timeout bool
}
func (m *myTimeoutErr) Error() string { return fmt.Sprintf("myTimeoutErr: %v", m.timeout) }
func (m *myTimeoutErr) Timeout() bool { return m.timeout }
// Test for ignoreErr helper function
func TestIgnoreErr(t *testing.T) {
testCases := []struct {
err error
want bool
}{
{
err: io.EOF,
want: true,
},
{
err: &net.OpError{Err: &myTimeoutErr{timeout: true}},
want: true,
},
{
err: &net.OpError{Err: &myTimeoutErr{timeout: false}},
want: false,
},
{
err: io.ErrUnexpectedEOF,
want: false,
},
}
for i, tc := range testCases {
if actual := isRoutineNetErr(tc.err); actual != tc.want {
t.Errorf("Test case %d: Expected %v but got %v for %v", i+1,
tc.want, actual, tc.err)
}
}
}