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package httpserver
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import (
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"b612.me/starcrypto"
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"b612.me/starlog"
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"b612.me/starnet"
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"b612.me/staros"
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"context"
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_ "embed"
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"encoding/base64"
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"encoding/json"
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"errors"
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"fmt"
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"html/template"
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"io"
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"io/ioutil"
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"math"
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"net"
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"net/http"
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"os"
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"path/filepath"
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"strconv"
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"strings"
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"time"
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)
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var version = "2.1.0.b11"
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type HttpServerCfgs func(cfg *HttpServerCfg)
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type HttpServerCfg struct {
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basicAuthUser string
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basicAuthPwd string
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envPath string
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uploadFolder string
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logpath string
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indexFile string
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cert string
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key string
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addr string
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port string
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page404 string
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page403 string
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page401 string
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protectAuthPage []string
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disableMIME bool
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ctx context.Context
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hooks []ServerHook
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httpDebug bool
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noListPath []string
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listPwd map[string]string
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listSameForFile bool
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// speed limit means xx bytes/s
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speedlimit uint64
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background string
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mobildBackground string
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}
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type ServerHook struct {
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MatchType []string `json:"match_type"`
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Url string `json:"url"`
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Timeout int `json:"timeout"`
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MaxHookLength int `json:"max_hook_length"`
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}
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type HttpServer struct {
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HttpServerCfg
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}
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//go:embed bootstrap.css
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var bootStrap []byte
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//go:embed jquery.js
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var jquery []byte
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//go:embed upload.html
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var uploadPage []byte
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//go:embed template.html
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var templateHtml []byte
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func WithHooks(hooks []ServerHook) HttpServerCfgs {
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return func(cfg *HttpServerCfg) {
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for k, v := range hooks {
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if v.MaxHookLength == 0 {
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hooks[k].MaxHookLength = 1024 * 1024
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}
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}
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cfg.hooks = hooks
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}
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}
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func WithTLSCert(cert, key string) HttpServerCfgs {
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return func(cfg *HttpServerCfg) {
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cfg.key = key
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cfg.cert = cert
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}
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}
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func WithUploadFolder(path string) HttpServerCfgs {
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return func(cfg *HttpServerCfg) {
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cfg.uploadFolder = path
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}
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}
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func NewHttpServer(addr, port, path string, opts ...HttpServerCfgs) *HttpServer {
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var server = HttpServer{
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HttpServerCfg: HttpServerCfg{
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addr: addr,
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port: port,
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envPath: path,
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},
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}
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for _, opt := range opts {
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opt(&server.HttpServerCfg)
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}
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return &server
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}
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func (h *HttpServer) Run(ctx context.Context) error {
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h.ctx = ctx
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server := http.Server{
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Addr: h.addr + ":" + h.port,
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Handler: h,
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}
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go func() {
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select {
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case <-h.ctx.Done():
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ctx, cancel := context.WithTimeout(context.Background(), 2*time.Second)
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defer cancel()
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server.Shutdown(ctx)
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}
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}()
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if h.logpath != "" && starlog.GetWriter() == nil {
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starlog.SetLogFile(h.logpath, starlog.Std, true)
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}
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netcards, err := net.Interfaces()
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if err == nil {
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for _, v := range netcards {
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if strings.Contains(v.Flags.String(), "up") {
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addrs, err := v.Addrs()
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if err == nil {
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for _, ip := range addrs {
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starlog.Cyan("Name:%s\tIP:%s\n", v.Name, ip)
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}
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}
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}
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}
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}
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h.envPath, err = filepath.Abs(h.envPath)
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if err != nil {
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starlog.Errorln("Failed to get abs path of", h.envPath)
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return err
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}
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uconn, err := net.Dial("udp", "106.55.44.79:80")
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if err == nil {
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schema := "http://"
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if h.cert != "" {
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schema = "https://"
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}
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starlog.Infof("Visit: %s%s:%s\n", schema, uconn.LocalAddr().(*net.UDPAddr).IP.String(), h.port)
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uconn.Close()
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}
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starlog.Infoln("Listening on " + h.addr + ":" + h.port)
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if h.cert == "" {
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if err := server.ListenAndServe(); err != http.ErrServerClosed {
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return err
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}
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return nil
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}
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if err := server.ListenAndServeTLS(h.cert, h.key); err != http.ErrServerClosed {
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return err
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}
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return nil
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}
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func (h *HttpServer) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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h.Listen(w, r)
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}
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func (h *HttpServer) Page404(w http.ResponseWriter) {
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w.WriteHeader(404)
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if h.page404 != "" {
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data, err := os.ReadFile(h.page404)
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if err == nil {
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w.Write(data)
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return
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}
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}
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w.Write([]byte(`<html><title>B612 Http Server</title><body><h1 "style="text-align: center;">404 NOT FOUND</h1><hr ></body></html>`))
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}
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func (h *HttpServer) Page403(w http.ResponseWriter) {
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w.WriteHeader(403)
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if h.page403 != "" {
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data, err := os.ReadFile(h.page403)
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if err == nil {
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w.Write(data)
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return
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}
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}
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w.Write([]byte(`
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<html>
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<head><title>403 Forbidden</title></head>
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<body>
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<center><h1>403 Forbidden</h1></center>
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<hr><center>B612 HTTP SERVER</center>
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</body>
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</html>`))
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}
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func (h *HttpServer) Page401(w http.ResponseWriter) {
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w.WriteHeader(401)
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if h.page401 != "" {
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data, err := os.ReadFile(h.page401)
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if err == nil {
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w.Write(data)
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return
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}
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}
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w.Write([]byte(`
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<html>
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<head><title>401 Authorization Required</title></head>
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<body>
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<center><h1>401 Authorization Required</h1></center>
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<hr><center>B612 HTTP SERVER</center>
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</body>
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</html>`))
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}
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func (h *HttpServer) GiveBasicAuth(w http.ResponseWriter) {
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w.Header().Set("WWW-Authenticate", ` Basic realm="Please Enter Passwd"`)
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h.Page401(w)
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}
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func (h *HttpServer) BasicAuth(log *starlog.StarLogger, w http.ResponseWriter, r *http.Request) bool {
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if h.basicAuthPwd != "" {
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if len(h.protectAuthPage) != 0 {
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for _, v := range h.protectAuthPage {
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if !(strings.Index(r.URL.Path, v) == 0 || strings.Contains(r.URL.RawQuery, v)) {
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return true
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} else {
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break
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}
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}
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}
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authHeader := strings.TrimSpace(r.Header.Get("Authorization"))
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if len(authHeader) == 0 {
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log.Noticeln("No Authed! Get Path is", r.URL.Path, r.RemoteAddr)
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h.GiveBasicAuth(w)
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return false
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} else {
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userAuth := base64.StdEncoding.EncodeToString([]byte(h.basicAuthUser + ":" + h.basicAuthPwd))
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authStr := strings.Split(authHeader, " ")
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if strings.TrimSpace(authStr[1]) != userAuth || strings.ToLower(strings.TrimSpace(authStr[0])) != "basic" {
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log.Noticeln("Auth Failed! Get Path is", r.URL.Path, r.RemoteAddr, "pwd enter is", authHeader)
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h.GiveBasicAuth(w)
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return false
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}
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log.Infof("Path %s Authoried by %s:%s\n", r.URL.Path, r.RemoteAddr, authHeader)
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}
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}
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return true
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}
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func (h *HttpServer) SetUpload(w http.ResponseWriter, r *http.Request, path string) bool {
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if h.uploadFolder != "" {
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if r.URL.Query().Get("bootstrap") == "true" {
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w.Header().Set("Content-Type", "text/css")
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w.Write(bootStrap)
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return true
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}
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if r.URL.Query().Get("jquery") == "true" {
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w.Header().Set("Content-Type", "application/javascript")
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w.Write(jquery)
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return true
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}
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if len(r.URL.Query()["upload"]) != 0 {
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w.Header().Set("Content-Type", "text/html")
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w.Write(uploadPage)
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return true
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}
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}
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return false
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}
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func (h *HttpServer) debugMode(w http.ResponseWriter, r *http.Request) {
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w.Header().Set("Content-Type", "text/html")
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w.WriteHeader(200)
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html := `<html><head><meta charset="utf-8"><title>B612 Http Server</title></head><body><h1 "style="text-align: center;">Debug Mode</h1><hr >%s</body></html>`
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resp := "<h2>Url</h2>"
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resp += "<p>" + r.Method + " " + r.URL.Path + "</p>"
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resp += "<p> query： " + r.URL.RawQuery + "</p>"
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resp += "<p> fragment： " + r.URL.Fragment + "</p>"
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resp += "<p> FullUrl： " + r.URL.String() + "</p>"
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resp += "<h2>Query</h2>"
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for k, v := range r.URL.Query() {
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resp += fmt.Sprintf("<p>%s:%s</p>", k, v)
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}
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resp += "<h2>Header</h2>"
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for key, val := range r.Header {
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for _, v := range val {
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resp += fmt.Sprintf("<p>%s:%s</p>", key, v)
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}
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}
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resp += "<h2>Cookie</h2>"
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for _, c := range r.Cookies() {
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resp += fmt.Sprintf("<p>%s:%s</p>", c.Name, c.Value)
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}
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resp += "<h2>RemoteAddr</h2>"
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resp += "<p>" + r.RemoteAddr + "</p>"
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resp += "<h2>Proto</h2>"
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resp += "<p>" + r.Proto + "</p>"
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w.Write([]byte(fmt.Sprintf(html, resp)))
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}
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func (h *HttpServer) Listen(w http.ResponseWriter, r *http.Request) {
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log := starlog.Std.NewFlag()
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log.SetShowFuncName(false)
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log.SetShowOriginFile(false)
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w.Header().Set("X-Powered-By", "B612.ME")
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w.Header().Set("Server", "B612/"+version)
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if !h.BasicAuth(log, w, r) {
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return
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}
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path := r.URL.Path
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ua := r.Header.Get("User-Agent")
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if h.httpDebug {
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log.Infof("debug mode:%s %s From %s %s\n", r.Method, path, r.RemoteAddr, ua)
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h.debugMode(w, r)
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return
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}
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if h.uploadFolder != "" && path == "/recv" && len(r.URL.Query()["upload"]) != 0 {
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h.uploadFile(w, r)
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return
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}
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fullpath := filepath.Clean(filepath.Join(h.envPath, path))
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{
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//security check
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if fullpath != h.envPath && !strings.HasPrefix(fullpath, h.envPath) {
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log.Warningf("Invalid Path %s IP:%s Fullpath:%s\n", path, r.RemoteAddr, fullpath)
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h.Page403(w)
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return
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}
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}
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if h.indexFile != "" && staros.IsFolder(fullpath) {
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if staros.Exists(filepath.Join(fullpath, h.indexFile)) {
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fullpath = filepath.Join(fullpath, h.indexFile)
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path = filepath.Join(path, h.indexFile)
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}
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}
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now := time.Now()
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if h.SetUpload(w, r, path) {
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return
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}
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switch r.Method {
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case "OPTIONS", "HEAD":
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err := h.BuildHeader(w, r, fullpath)
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if err != nil {
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log.Warningf("%s %s From %s %s %.2fs %v\n", r.Method, path, r.RemoteAddr, ua, time.Since(now).Seconds(), err)
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} else {
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log.Infof("%s %s From %s %s %.2fs \n", r.Method, path, r.RemoteAddr, ua, time.Since(now).Seconds())
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}
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case "GET":
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err := h.BuildHeader(w, r, fullpath)
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if err != nil {
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log.Warningf("GET Header Build Failed Path:%s IP:%s Err:%v\n", path, r.RemoteAddr, err)
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}
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err = h.ResponseGet(log, w, r, fullpath)
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if err != nil {
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log.Warningf("%s %s From %s %s %.2fs %v\n", r.Method, path, r.RemoteAddr, ua, time.Since(now).Seconds(), err)
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return
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}
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log.Infof("%s %s From %s %s %.2fs\n", r.Method, path, r.RemoteAddr, ua, time.Since(now).Seconds())
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default:
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log.Errorf("Invalid %s %s From %s %s %.2fs\n", r.Method, path, r.RemoteAddr, ua, time.Since(now).Seconds())
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return
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}
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}
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func (h *HttpServer) CalcRange(r *http.Request) (int64, int64) {
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var rangeStart, rangeEnd int64 = -1, -1
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ranges := r.Header.Get("Range")
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if ranges == "" {
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return rangeStart, rangeEnd
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}
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if !strings.Contains(ranges, "bytes=") {
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return rangeStart, rangeEnd
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}
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ranges = strings.TrimPrefix(ranges, "bytes=")
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data := strings.Split(ranges, "-")
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if len(data) == 0 {
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return rangeStart, rangeEnd
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}
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rangeStart, _ = strconv.ParseInt(data[0], 10, 64)
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if len(data) > 1 {
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rangeEnd, _ = strconv.ParseInt(data[1], 10, 64)
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}
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if rangeEnd == 0 {
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rangeEnd = -1
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}
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return rangeStart, rangeEnd
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}
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func (h *HttpServer) BuildHeader(w http.ResponseWriter, r *http.Request, fullpath string) error {
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if r.Method == "OPTIONS" {
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w.Header().Set("Allow", "OPTIONS,GET,HEAD")
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w.Header().Set("Content-Length", "0")
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}
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w.Header().Set("Date", strings.ReplaceAll(time.Now().UTC().Format("Mon, 2 Jan 2006 15:04:05 MST"), "UTC", "GMT"))
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if staros.IsFolder(fullpath) {
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return nil
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}
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mime := h.MIME(fullpath)
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if h.disableMIME || mime == "" {
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w.Header().Set("Content-Type", "application/download")
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w.Header().Set("Content-Disposition", "attachment;filename="+filepath.Base(fullpath))
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w.Header().Set("Content-Transfer-Encoding", "binary")
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} else {
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w.Header().Set("Content-Type", mime)
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}
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if staros.Exists(fullpath) {
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finfo, err := os.Stat(fullpath)
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if err != nil {
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w.WriteHeader(502)
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w.Write([]byte("Failed to Read " + fullpath + ",reason is " + err.Error()))
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return err
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}
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|
|
w.Header().Set("Accept-Ranges", "bytes")
|
|
|
w.Header().Set("ETag", starcrypto.Md5Str([]byte(finfo.ModTime().String())))
|
|
|
w.Header().Set("Last-Modified", strings.ReplaceAll(finfo.ModTime().UTC().Format("Mon, 2 Jan 2006 15:04:05 MST"), "UTC", "GMT"))
|
|
|
if r.Method != "OPTIONS" {
|
|
|
if _, ok := h.willHook(fullpath); ok {
|
|
|
return nil
|
|
|
}
|
|
|
start, end := h.CalcRange(r)
|
|
|
if start != -1 {
|
|
|
if end == -1 {
|
|
|
w.Header().Set("Content-Length", strconv.FormatInt(finfo.Size()-start, 10))
|
|
|
w.Header().Set("Content-Range", `bytes `+strconv.FormatInt(start, 10)+"-"+strconv.FormatInt(finfo.Size()-1, 10)+"/"+strconv.FormatInt(finfo.Size(), 10))
|
|
|
//w.Header().Set("Content-Length", strconv.FormatInt(fpinfo.Size()-rangeStart, 10))
|
|
|
} else {
|
|
|
w.Header().Set("Content-Length", strconv.FormatInt(end-start+1, 10))
|
|
|
w.Header().Set("Content-Range", `bytes `+strconv.FormatInt(start, 10)+"-"+strconv.FormatInt(end, 10)+"/"+strconv.FormatInt(finfo.Size(), 10))
|
|
|
//w.Header().Set("Content-Length", strconv.FormatInt(1+rangeEnd-rangeStart, 10))
|
|
|
}
|
|
|
} else {
|
|
|
w.Header().Set("Content-Length", strconv.FormatInt(finfo.Size(), 10))
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
return nil
|
|
|
}
|
|
|
|
|
|
func (h *HttpServer) willHook(fullpath string) (ServerHook, bool) {
|
|
|
finfo, err := os.Stat(fullpath)
|
|
|
if err != nil {
|
|
|
return ServerHook{}, false
|
|
|
}
|
|
|
if finfo.Size() < 1024*1024*10 && len(h.hooks) > 0 {
|
|
|
ext := h.GetExt(fullpath)
|
|
|
for _, hk := range h.hooks {
|
|
|
for _, e := range hk.MatchType {
|
|
|
if e == ext {
|
|
|
return hk, true
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
return ServerHook{}, false
|
|
|
}
|
|
|
|
|
|
func (h *HttpServer) ResponseGet(log *starlog.StarLogger, w http.ResponseWriter, r *http.Request, fullpath string) error {
|
|
|
if staros.IsFolder(fullpath) {
|
|
|
if len(h.listPwd) != 0 {
|
|
|
for k, v := range h.listPwd {
|
|
|
if strings.HasPrefix(r.URL.Path, k) {
|
|
|
if r.URL.Query().Get("list") == v {
|
|
|
return h.getFolder(log, w, r, fullpath)
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
if len(h.noListPath) != 0 {
|
|
|
for _, v := range h.noListPath {
|
|
|
if strings.HasPrefix(r.URL.Path, v) {
|
|
|
h.Page403(w)
|
|
|
return nil
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
return h.getFolder(log, w, r, fullpath)
|
|
|
}
|
|
|
if !h.listSameForFile {
|
|
|
return h.getFile(log, w, r, fullpath)
|
|
|
}
|
|
|
|
|
|
if len(h.listPwd) != 0 {
|
|
|
for k, v := range h.listPwd {
|
|
|
if strings.HasPrefix(r.URL.Path, k) {
|
|
|
if r.URL.Query().Get("list") == v {
|
|
|
return h.getFile(log, w, r, fullpath)
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
if len(h.noListPath) != 0 {
|
|
|
for _, v := range h.noListPath {
|
|
|
if strings.HasPrefix(r.URL.Path, v) {
|
|
|
h.Page403(w)
|
|
|
return nil
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
return h.getFile(log, w, r, fullpath)
|
|
|
}
|
|
|
|
|
|
type FileData struct {
|
|
|
Attr string `json:"attr"`
|
|
|
Name string `json:"name"`
|
|
|
Modified string `json:"modified"`
|
|
|
Size int64 `json:"size"`
|
|
|
Type string `json:"type"`
|
|
|
}
|
|
|
|
|
|
func (h *HttpServer) getFolder(log *starlog.StarLogger, w http.ResponseWriter, r *http.Request, fullpath string) error {
|
|
|
dir, err := ioutil.ReadDir(fullpath)
|
|
|
if err != nil {
|
|
|
log.Errorf("Read Folder %s failed:%v\n", fullpath, err)
|
|
|
w.WriteHeader(403)
|
|
|
if r.Method == "HEAD" {
|
|
|
return err
|
|
|
}
|
|
|
w.Write([]byte("<h1>Cannot Access!</h1>"))
|
|
|
}
|
|
|
if r.Method != "GET" {
|
|
|
return nil
|
|
|
}
|
|
|
var upload string
|
|
|
if h.uploadFolder != "" {
|
|
|
upload = `<a href=/b612?upload=true>Upload Web Page Is Openned!</a>`
|
|
|
}
|
|
|
attr := r.URL.Query().Get("list")
|
|
|
if attr != "" {
|
|
|
attr = "/?list=" + attr
|
|
|
}
|
|
|
var fdatas = make([]FileData, 0, len(dir)+1)
|
|
|
|
|
|
if r.URL.Path != "/" {
|
|
|
p := r.URL.Path
|
|
|
if p[len(p)-1:] != "/" {
|
|
|
p += "/"
|
|
|
}
|
|
|
fdatas = append(fdatas, FileData{
|
|
|
Attr: p + ".." + attr,
|
|
|
Name: "..",
|
|
|
Modified: "-",
|
|
|
Size: -1,
|
|
|
Type: "上层文件夹",
|
|
|
})
|
|
|
}
|
|
|
if r.URL.Path == "/" {
|
|
|
r.URL.Path = ""
|
|
|
} else if r.URL.Path[len(r.URL.Path)-1:] == "/" {
|
|
|
r.URL.Path = r.URL.Path[0 : len(r.URL.Path)-1]
|
|
|
}
|
|
|
|
|
|
for _, v := range dir {
|
|
|
if v.Name() != "." || v.Name() != ".." {
|
|
|
if !v.IsDir() {
|
|
|
fdatas = append(fdatas, FileData{
|
|
|
Name: v.Name(),
|
|
|
Attr: r.URL.Path + "/" + v.Name(),
|
|
|
Modified: v.ModTime().Format("2006-01-02 15:04:05"),
|
|
|
Size: v.Size(),
|
|
|
Type: h.FileType(v.Name()),
|
|
|
})
|
|
|
} else {
|
|
|
fdatas = append(fdatas, FileData{
|
|
|
Name: v.Name() + "/",
|
|
|
Attr: r.URL.Path + "/" + v.Name() + attr,
|
|
|
Modified: v.ModTime().Format("2006-01-02 15:04:05"),
|
|
|
Size: -1,
|
|
|
Type: "文件夹",
|
|
|
})
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
tmpt, err := template.New("index").Parse(string(templateHtml))
|
|
|
if err != nil {
|
|
|
log.Errorf("Parse Template Error:%v\n", err)
|
|
|
w.WriteHeader(502)
|
|
|
w.Write([]byte(`<html><title>B612 Http Server</title><body><h1 "style="text-align: center;">502 SERVER ERROR</h1><hr ></body></html>`))
|
|
|
return err
|
|
|
}
|
|
|
jData, err := json.Marshal(fdatas)
|
|
|
if err != nil {
|
|
|
log.Errorf("Json Marshal Failed:%v\n", err)
|
|
|
w.WriteHeader(502)
|
|
|
w.Write([]byte(`<html><title>B612 Http Server</title><body><h1 "style="text-align: center;">502 SERVER ERROR</h1><hr ></body></html>`))
|
|
|
return err
|
|
|
}
|
|
|
if r.URL.Path == "" {
|
|
|
r.URL.Path = "/"
|
|
|
}
|
|
|
var bk, mbk string
|
|
|
if h.background != "" {
|
|
|
bk = `background: url('` + h.background + `') no-repeat center center fixed;`
|
|
|
}
|
|
|
if h.mobildBackground != "" {
|
|
|
mbk = `background: url('` + h.mobildBackground + `') no-repeat center center fixed;`
|
|
|
}
|
|
|
if h.mobildBackground == "" && h.background != "" {
|
|
|
mbk = bk
|
|
|
}
|
|
|
err = tmpt.Execute(w, map[string]interface{}{
|
|
|
"IdxTitle": r.URL.Path,
|
|
|
"Version": version,
|
|
|
"Idx": "Index of " + r.URL.Path,
|
|
|
"Upload": template.HTML(upload),
|
|
|
"Data": template.JS(jData),
|
|
|
"Photo": template.CSS(bk),
|
|
|
"MobilePhoto": template.CSS(mbk),
|
|
|
})
|
|
|
if err != nil {
|
|
|
log.Errorf("Template Execute Failed:%v\n", err)
|
|
|
w.WriteHeader(502)
|
|
|
w.Write([]byte(`<html><title>B612 Http Server</title><body><h1 "style="text-align: center;">502 SERVER ERROR</h1><hr ></body></html>`))
|
|
|
return err
|
|
|
}
|
|
|
return nil
|
|
|
}
|
|
|
|
|
|
func (h *HttpServer) getSleepTime() time.Duration {
|
|
|
if h.speedlimit == 0 {
|
|
|
return 0
|
|
|
}
|
|
|
return time.Nanosecond * time.Duration(16384*1000*1000*1000/h.speedlimit) / 2
|
|
|
|
|
|
}
|
|
|
|
|
|
func (h *HttpServer) getFile(log *starlog.StarLogger, w http.ResponseWriter, r *http.Request, fullpath string) error {
|
|
|
if !staros.Exists(fullpath) {
|
|
|
h.Page404(w)
|
|
|
return errors.New("File Not Found! 404 ERROR")
|
|
|
}
|
|
|
var lastCount int64
|
|
|
var lastDate time.Time = time.Now()
|
|
|
var currentCount int64
|
|
|
speedControl := func(count int) {
|
|
|
if h.speedlimit == 0 {
|
|
|
return
|
|
|
}
|
|
|
currentCount += int64(count)
|
|
|
for {
|
|
|
if time.Since(lastDate) < time.Second {
|
|
|
if uint64(currentCount-lastCount) > h.speedlimit {
|
|
|
time.Sleep(h.getSleepTime())
|
|
|
} else {
|
|
|
break
|
|
|
}
|
|
|
} else {
|
|
|
lastDate = time.Now()
|
|
|
lastCount = currentCount
|
|
|
break
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
//starlog.Debugln(r.Header)
|
|
|
startRange, endRange := h.CalcRange(r)
|
|
|
fp, err := os.Open(fullpath)
|
|
|
if err != nil {
|
|
|
log.Errorf("Failed to open file %s,reason:%v\n", r.URL.Path, err)
|
|
|
w.WriteHeader(502)
|
|
|
w.Write([]byte(`<html><title>B612 Http Server</title><body><h1 "style="text-align: center;">502 SERVER ERROR</h1><hr ></body></html>`))
|
|
|
return err
|
|
|
}
|
|
|
defer fp.Close()
|
|
|
var transferData int
|
|
|
defer func() {
|
|
|
if transferData != 0 {
|
|
|
var tani string
|
|
|
tani = fmt.Sprintf("%v Byte", transferData)
|
|
|
if f64 := float64(transferData) / 1024; f64 > 1 {
|
|
|
tani = fmt.Sprintf("%v KiB", f64)
|
|
|
if f64 = float64(f64) / 1024; f64 > 1 {
|
|
|
tani = fmt.Sprintf("%v MiB", f64)
|
|
|
if f64 = float64(f64) / 1024; f64 > 1 {
|
|
|
tani = fmt.Sprintf("%v GiB", f64)
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
log.Infof("Tranfered File %s %d bytes (%s) to remote %v\n", r.URL.Path,
|
|
|
transferData, tani, r.RemoteAddr)
|
|
|
}
|
|
|
}()
|
|
|
if startRange == -1 {
|
|
|
hook, needCurl := h.willHook(fullpath)
|
|
|
if !needCurl {
|
|
|
w.WriteHeader(200)
|
|
|
for {
|
|
|
buf := make([]byte, 16384)
|
|
|
n, err := fp.Read(buf)
|
|
|
if n != 0 {
|
|
|
speedControl(n)
|
|
|
ns, err := w.Write(buf[:n])
|
|
|
transferData += ns
|
|
|
if err != nil {
|
|
|
log.Errorf("Transfer File %s to Remote Failed:%v\n", fullpath, err)
|
|
|
return err
|
|
|
}
|
|
|
}
|
|
|
if err != nil {
|
|
|
if err == io.EOF {
|
|
|
break
|
|
|
}
|
|
|
log.Errorf("Read File %s Failed:%v\n", fullpath, err)
|
|
|
return err
|
|
|
}
|
|
|
}
|
|
|
return nil
|
|
|
}
|
|
|
data, err := os.ReadFile(fullpath)
|
|
|
if err != nil {
|
|
|
w.WriteHeader(502)
|
|
|
w.Write([]byte(`<html><title>B612 Http Server</title><body><h1 "style="text-align: center;">502 SERVER ERROR</h1><hr ></body></html>`))
|
|
|
log.Errorf("Read File %s Failed:%v\n", fullpath, err)
|
|
|
return err
|
|
|
}
|
|
|
b64 := base64.StdEncoding.EncodeToString(data)
|
|
|
req, err := starnet.Curl(starnet.NewSimpleRequest(hook.Url,
|
|
|
"POST",
|
|
|
starnet.WithBytes(starnet.BuildPostForm(map[string]string{
|
|
|
"data": b64,
|
|
|
"ip": r.RemoteAddr,
|
|
|
})),
|
|
|
starnet.WithTimeout(time.Duration(hook.Timeout)*time.Millisecond)))
|
|
|
if err != nil {
|
|
|
w.Header().Set("Content-Length", strconv.Itoa(len(data)))
|
|
|
w.WriteHeader(200)
|
|
|
ns, err := w.Write(data)
|
|
|
transferData += ns
|
|
|
if err != nil {
|
|
|
log.Errorf("Transfer File %s to Remote Failed:%v\n", fullpath, err)
|
|
|
return err
|
|
|
}
|
|
|
return nil
|
|
|
}
|
|
|
recvData := req.Body().Bytes()
|
|
|
w.WriteHeader(200)
|
|
|
w.Header().Set("Content-Length", strconv.Itoa(len(recvData)))
|
|
|
ns, err := w.Write(recvData)
|
|
|
transferData += ns
|
|
|
if err != nil {
|
|
|
log.Errorf("Transfer File %s to Remote Failed:%v\n", fullpath, err)
|
|
|
return err
|
|
|
}
|
|
|
return nil
|
|
|
}
|
|
|
log.Debugf("206 transfer mode for %v %v start %v end %v\n", r.URL.Path, r.RemoteAddr, startRange, endRange)
|
|
|
w.WriteHeader(206)
|
|
|
fp.Seek(int64(startRange), 0)
|
|
|
count := startRange
|
|
|
for {
|
|
|
buf := make([]byte, 16384)
|
|
|
n, err := fp.Read(buf)
|
|
|
if err != nil {
|
|
|
if err == io.EOF {
|
|
|
break
|
|
|
}
|
|
|
log.Errorf("Read File %s Failed:%v\n", r.URL.Path, err)
|
|
|
return err
|
|
|
}
|
|
|
speedControl(n)
|
|
|
if endRange == -1 {
|
|
|
ns, err := w.Write(buf[:n])
|
|
|
transferData += ns
|
|
|
if err != nil {
|
|
|
log.Errorf("Transfer File %s to Remote Failed:%v\n", r.URL.Path, err)
|
|
|
return err
|
|
|
}
|
|
|
} else {
|
|
|
if count > endRange {
|
|
|
break
|
|
|
}
|
|
|
writeNum := n
|
|
|
if count+int64(n) > endRange {
|
|
|
writeNum = int(endRange - count + 1)
|
|
|
}
|
|
|
ns, err := w.Write(buf[0:writeNum])
|
|
|
if err != nil {
|
|
|
log.Errorln("Transfer Error:", err)
|
|
|
return err
|
|
|
}
|
|
|
transferData += ns
|
|
|
count += int64(n)
|
|
|
}
|
|
|
}
|
|
|
return nil
|
|
|
}
|
|
|
|
|
|
func (h *HttpServer) trimSize(size int64) string {
|
|
|
var tani string
|
|
|
tani = fmt.Sprintf("%v Byte", size)
|
|
|
if f64 := float64(size) / 1024; f64 > 1 {
|
|
|
tani = fmt.Sprintf("%.3f KiB", math.Trunc(f64*1e3+0.5)*1e-3)
|
|
|
if f64 = float64(f64) / 1024; f64 > 1 {
|
|
|
tani = fmt.Sprintf("%.3f MiB", math.Trunc(f64*1e3+0.5)*1e-3)
|
|
|
if f64 = float64(f64) / 1024; f64 > 1 {
|
|
|
tani = fmt.Sprintf("%.3f GiB", math.Trunc(f64*1e3+0.5)*1e-3)
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
return tani
|
|
|
}
|
|
|
|
|
|
func (h *HttpServer) uploadFile(w http.ResponseWriter, r *http.Request) {
|
|
|
if r.Method != "POST" {
|
|
|
w.WriteHeader(200)
|
|
|
w.Write([]byte("USE POST METHOD!"))
|
|
|
return
|
|
|
}
|
|
|
r.ParseMultipartForm(10485760)
|
|
|
file, handler, err := r.FormFile("victorique")
|
|
|
if err != nil {
|
|
|
starlog.Errorf("Parse File From Form Failed:%v\n", err)
|
|
|
w.WriteHeader(502)
|
|
|
w.Write([]byte(err.Error()))
|
|
|
return
|
|
|
}
|
|
|
defer file.Close()
|
|
|
starlog.Noticef("Uploading %s From %s\n", handler.Filename, r.RemoteAddr)
|
|
|
os.MkdirAll(filepath.Join(h.envPath, h.uploadFolder), 0755)
|
|
|
f, err := os.OpenFile(filepath.Join(h.uploadFolder, handler.Filename), os.O_WRONLY|os.O_CREATE, 0755)
|
|
|
if err != nil {
|
|
|
starlog.Errorf("Open Local File %s Form %v Failed:%v\n", handler.Filename, r.RemoteAddr, err)
|
|
|
return
|
|
|
}
|
|
|
defer f.Close()
|
|
|
_, err = io.Copy(f, file)
|
|
|
if err != nil {
|
|
|
starlog.Errorf("Write File %s Form %v Failed:%v\n", handler.Filename, r.RemoteAddr, err)
|
|
|
return
|
|
|
}
|
|
|
starlog.Infof("Write File %s Form %v Finished\n", handler.Filename, r.RemoteAddr)
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|
|
fmt.Fprintf(w, `<html><body><p>%v</p><h2><a href="/b612?upload=true">Return To Web Page</a></h2></body></html>`, handler.Header)
|
|
|
}
|