net/http: which not support FQDN url ( domain contains dot at the end )，it should be fixed #67107
Closed as not planned
Description
Go version
go1.21.5
Output of go env in your module/workspace:
GO111MODULE=''
GOARCH='amd64'
GOBIN=''
GOCACHE='/root/.cache/go-build'
GOENV='/root/.config/go/env'
GOEXE=''
GOEXPERIMENT=''
GOFLAGS=''
GOHOSTARCH='amd64'
GOHOSTOS='linux'
GOINSECURE=''
GOMODCACHE='/root/go/pkg/mod'
GOOS='linux'
GOPATH='/root/go'
GOPROXY='https://goproxy.cn'
GOROOT='/usr/local/go'
GOSUMDB='sum.golang.org'
GOTMPDIR=''
GOTOOLCHAIN='auto'
GOTOOLDIR='/usr/local/go/pkg/tool/linux_amd64'
GOVCS=''
GOVERSION='go1.21.5'
GCCGO='gccgo'
GOAMD64='v1'
AR='ar'
CC='gcc'
CXX='g++'
CGO_ENABLED='1'
GOMOD='/dev/null'
GOWORK=''
CGO_CFLAGS='-O2 -g'
CGO_CPPFLAGS=''
CGO_CXXFLAGS='-O2 -g'
CGO_FFLAGS='-O2 -g'
CGO_LDFLAGS='-O2 -g'
PKG_CONFIG='pkg-config'
GOGCCFLAGS='-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=0 -ffile-prefix-map=/tmp/go-build391041608=/tmp/go-build -gno-record-gcc-switches'What did you do?
package main
import (
"bufio"
"fmt"
"net/http"
)
func main() {
resp, err := http.Get("http://www.baidu.com./index.html")
if err != nil {
panic(err)
}
defer resp.Body.Close()
fmt.Println("Response status:", resp.Status)
scanner := bufio.NewScanner(resp.Body)
for i := 0; scanner.Scan() && i < 5; i++ {
fmt.Println(scanner.Text())
}
if err := scanner.Err(); err != nil {
panic(err)
}go run httpclient.go ，but it return 403 .
When we look at the requested http message we can see that the host field is populated with "www.baidu.com."
111.165.121.180.60696-220.181.038.150.00080: GET /index.html HTTP/1.1
Host: www.baidu.com.
User-Agent: Go-http-client/1.1
Accept-Encoding: gzip
220.181.038.150.00080-111.165.121.180.60696: HTTP/1.1 403 Forbidden
Server: bfe
Date: Mon, 29 Apr 2024 10:50:30 GMT
Content-Length: 0
Content-Type: text/plain; charset=utf-8What did you see happen?
Response status: 403 Forbidden
What did you expect to see?
http response 200