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server.go
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server.go
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/*
* Referer Modifier: Test server
* Copyright (C) 2020 Fiona Klute
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package main
import (
"flag"
"fmt"
"html/template"
"log"
"net/http"
"net/url"
"strings"
)
func makeHandler(links []string) func (http.ResponseWriter, *http.Request) {
return func(w http.ResponseWriter, r *http.Request) {
fmt.Printf("%v %v %v%v\n",
r.RemoteAddr, r.Method, r.Host, r.URL.EscapedPath())
tmpl_data := struct{
H *http.Header
Links []string
}{
H: &r.Header,
Links: links,
}
templates.ExecuteTemplate(w, "page.gohtml", tmpl_data)
}
}
var port = flag.Int("port", 8080, "server port to use")
var links = flag.String("links", "", "Other servers to link to")
var templates = template.Must(template.ParseFiles("page.gohtml"))
func main() {
flag.Parse()
split := strings.Split(*links, ",")
l_urls := make([]string, 0, len(split))
for _, s := range split {
if len(s) == 0 {
continue;
}
u, err := url.Parse(s)
if err != nil {
log.Fatal(err)
}
u.Path = ""
l_urls = append(l_urls, u.String())
}
http.HandleFunc("/", makeHandler(l_urls))
http.HandleFunc("/favicon.ico", http.NotFound)
http.Handle("/static/", http.StripPrefix("/static/",
http.FileServer(http.Dir("./static"))))
log.Fatal(http.ListenAndServe(fmt.Sprintf(":%d", *port), nil))
}