func (p *Proxy) dns(page string, w http.ResponseWriter, r *http.Request) {
f := p.profileOp.Open("localhost")
if f == nil {
fmt.Fprintln(w, "无效")
return
}
r.ParseForm()
if v, ok := r.Form["cmd"]; ok && len(v) > 0 {
for _, cmd := range v {
p.Command(cmd, f, nil)
}
}
if len(page) == 0 || page == "/" {
f.WriteDNS(w, p.serveIP)
} else if _, m := httpd.MatchPath(page, "/export"); m {
export := "# 此为 DNS 独立服务的配置导出，可复制所有内容至“命令”输入窗口重新加载此配置 #\n\n"
export += "# Name: DNS 独立服务\n"
export += f.ExportDNSCommand()
export += "\n# end #\n"
fmt.Fprintln(w, export)
} else if target, m := httpd.MatchPath(page, "/history"); m {
if len(target) > 0 {
target = target[1:]
}
p.writeDNSHistory(w, p.lives.Open("localhost"), target)
} else {
http.Redirect(w, r, "..", 302)
}
}
func (p *Proxy) OnRequest(
w http.ResponseWriter,
r *http.Request) {
targetHost := httpd.RemoteHost(r.Host)
remoteIP := httpd.RemoteHost(r.RemoteAddr)
urlPath := r.URL.Path
//fmt.Printf("host: %s/%s, remote: %s/%s, url: %s\n", targetHost, r.Host, remoteIP, r.RemoteAddr, urlPath)
if strings.HasPrefix(urlPath, "http://") {
p.proxyUrl(urlPath, w, r)
} else if targetHost == "i.me" {
p.initDevice(w, remoteIP)
} else if !p.isSelfAddr(targetHost) && !p.isSelfAddr(remoteIP) {
target := "http://" + r.Host + urlPath
p.proxyUrl(target, w, r)
} else if _, m := httpd.MatchPath(urlPath, "/post"); m {
p.postTest(w, r)
} else if page, m := httpd.MatchPath(urlPath, "/test/"); m {
if page == "" {
page = "localhost"
}
target := "http://" + page[1:]
p.testUrl(target, w, r)
} else if page, m := httpd.MatchPath(urlPath, "/to/"); m {
target := "http://" + page[1:]
p.proxyUrl(target, w, r)
} else if _, m := httpd.MatchPath(urlPath, "/usage"); m {
p.WriteUsage(w)
} else if page, m := httpd.MatchPath(urlPath, "/profile"); m {
p.ownProfile(remoteIP, page, w, r)
} else if page, m := httpd.MatchPath(urlPath, "/dns"); m {
if !p.disableDNS {
p.dns(page, w, r)
} else {
fmt.Fprintln(w, "DNS is disabled")
}
} else if _, m := httpd.MatchPath(urlPath, "/res"); m {
p.res(w, r, urlPath)
} else if urlPath == "/" {
p.index(w, p.ver)
} else if urlPath == "/devices" {
p.devices(w)
} else if urlPath == "/about" {
scheme := r.URL.Scheme
if scheme == "" {
scheme = "http"
}
fmt.Fprintf(w, "url%%v: %v\n", r.URL)
fmt.Fprintln(w, "url.String(): "+r.URL.String())
fmt.Fprintln(w)
ex := ""
if len(r.URL.RawQuery) > 0 {
ex += "?" + r.URL.RawQuery
}
fmt.Fprintln(w, "url: "+r.Method+" "+scheme+"://"+r.Host+urlPath+ex)
fmt.Fprintln(w, "remote: "+r.RemoteAddr)
fmt.Fprintln(w, "requestURI: "+r.RequestURI)
fmt.Fprintln(w, "host: "+r.Host)
fmt.Fprintln(w)
for k, v := range r.Header {
fmt.Fprintln(w, "header: "+k+": "+strings.Join(v, "|"))
}
fmt.Fprintln(w)
for _, s := range r.TransferEncoding {
fmt.Fprintln(w, "transferEncoding: "+s)
}
fmt.Fprintln(w, "")
fmt.Fprintln(w, "visit http://"+p.mainHost+"/about to get info")
fmt.Fprintln(w, "visit http://"+p.mainHost+"/test/"+p.mainHost+"/about to test the proxy of http://"+p.mainHost+"/about")
fmt.Fprintln(w, "visit http://"+p.mainHost+"/to/"+p.mainHost+"/about to purely proxy of http://"+p.mainHost+"/about")
fmt.Fprintln(w, "")
fmt.Fprintln(w, "visit http://"+p.mainHost+"/test/"+p.mainHost+"/test/"+p.mainHost+"/about to test the proxy")
} else if urlPath == "/urlencoded" {
p.urlEncoded(w)
} else {
fmt.Fprintln(w, "visit http://"+r.Host+"/about to get info")
}
}