/* WIP Under Construction */ package main import ( "bytes" "log" "os" "strconv" "strings" "text/template" ) type TmplVars struct { RouteList []*RouteImpl RouteGroups []*RouteGroup AllRouteNames []RouteName AllRouteMap map[string]int AllAgentNames []string AllAgentMap map[string]int AllAgentMarkNames []string AllAgentMarks map[string]string AllAgentMarkIDs map[string]int AllOSNames []string AllOSMap map[string]int } type RouteName struct { Plain string Short string } func main() { log.Println("Generating the router...") // Load all the routes... r := &Router{} routes(r) tmplVars := TmplVars{ RouteList: r.routeList, RouteGroups: r.routeGroups, } var allRouteNames []RouteName allRouteMap := make(map[string]int) var out string mapIt := func(name string) { allRouteNames = append(allRouteNames, RouteName{name, strings.Replace(name, "common.", "c.", -1)}) allRouteMap[name] = len(allRouteNames) - 1 } mapIt("routes.Error") var indentCache [20]string countToIndents := func(ind int) string { out := indentCache[ind] if out != "" { return out } for i := 0; i < ind; i++ { out += "\t" } if ind < 20 { indentCache[ind] = out } return out } o := func(indent int, str string) { out += countToIndents(indent) + str } on := func(indent int, str string) { out += "\n" + countToIndents(indent) + str } iferrn := func(indent int) { ind := countToIndents(indent) ind2 := countToIndents(indent + 1) out += "\n" + ind + "if err != nil {" out += "\n" + ind2 + "return err\n" + ind + "}" } runBefore := func(runnables []Runnable, ind int) { if len(runnables) > 0 { for _, runnable := range runnables { if runnable.Literal { on(ind, runnable.Contents) } else { on(ind, "err = c."+runnable.Contents+"(w,req,user)") iferrn(ind) o(ind, "\n") } } } } userCheckNano := func(indent int, route *RouteImpl) { on(indent, "h, err := c.UserCheckNano(w,req,user,cn)") iferrn(indent) vcpy := route.Vars route.Vars = []string{"h"} route.Vars = append(route.Vars, vcpy...) } writeRoute := func(indent int, r *RouteImpl) { on(indent, "err = "+strings.Replace(r.Name, "common.", "c.", -1)+"(w,req,user") for _, item := range r.Vars { out += "," + item } out += `)` } for _, route := range r.routeList { mapIt(route.Name) end := len(route.Path) - 1 on(2, "case \""+route.Path[0:end]+"\":") //on(3,"id = " + strconv.Itoa(allRouteMap[route.Name])) runBefore(route.RunBefore, 3) if !route.Action && !route.NoHead { userCheckNano(3, route) } writeRoute(3, route) if route.Name != "common.RouteWebsockets" { on(3, "co.RouteViewCounter.Bump3("+strconv.Itoa(allRouteMap[route.Name])+", cn)") } } prec := NewPrec() prec.AddSet("MemberOnly", "SuperModOnly", "AdminOnly", "SuperAdminOnly") // Hoist runnables which appear on every route to the route group to avoid code duplication dupeMap := make(map[string]int) //skipRunnableAntiDupe: for _, g := range r.routeGroups { for _, route := range g.RouteList { if len(route.RunBefore) == 0 { continue //skipRunnableAntiDupe } // TODO: What if there are duplicates of the same runnable on this route? for _, runnable := range route.RunBefore { dupeMap[runnable.Contents] += 1 } } // Unset entries which are already set on the route group for _, gRunnable := range g.RunBefore { delete(dupeMap, gRunnable.Contents) for _, item := range prec.LessThanItem(gRunnable.Contents) { delete(dupeMap, item) } } for runnable, count := range dupeMap { if count == len(g.RouteList) { g.Before(runnable) } } // This method is optimised in the compiler to do a bulk delete for name, _ := range dupeMap { delete(dupeMap, name) } } for _, group := range r.routeGroups { end := len(group.Path) - 1 on(2, "case \""+group.Path[0:end]+"\":") runBefore(group.RunBefore, 3) on(3, "switch(req.URL.Path) {") defaultRoute := blankRoute() for _, route := range group.RouteList { if group.Path == route.Path { defaultRoute = route continue } mapIt(route.Name) on(4, "case \""+route.Path+"\":") //on(5,"id = " + strconv.Itoa(allRouteMap[route.Name])) if len(route.RunBefore) > 0 { skipRunnable: for _, runnable := range route.RunBefore { for _, gRunnable := range group.RunBefore { if gRunnable.Contents == runnable.Contents { continue skipRunnable } if prec.GreaterThan(gRunnable.Contents, runnable.Contents) { continue skipRunnable } } if runnable.Literal { on(5, runnable.Contents) } else { on(5, "err = c."+runnable.Contents+"(w,req,user)") iferrn(5) on(5, "") } } } if !route.Action && !route.NoHead && !group.NoHead { userCheckNano(5, route) } writeRoute(5, route) on(5, "co.RouteViewCounter.Bump3("+strconv.Itoa(allRouteMap[route.Name])+", cn)") } if defaultRoute.Name != "" { mapIt(defaultRoute.Name) on(4, "default:") //on(5,"id = " + strconv.Itoa(allRouteMap[defaultRoute.Name])) runBefore(defaultRoute.RunBefore, 4) if !defaultRoute.Action && !defaultRoute.NoHead && !group.NoHead { userCheckNano(5, defaultRoute) } writeRoute(5, defaultRoute) on(5, "co.RouteViewCounter.Bump3("+strconv.Itoa(allRouteMap[defaultRoute.Name])+", cn)") } on(3, "}") } // Stubs for us to refer to these routes through mapIt("routes.DynamicRoute") mapIt("routes.UploadedFile") mapIt("routes.StaticFile") mapIt("routes.RobotsTxt") mapIt("routes.SitemapXml") mapIt("routes.OpenSearchXml") mapIt("routes.Favicon") mapIt("routes.BadRoute") mapIt("routes.HTTPSRedirect") tmplVars.AllRouteNames = allRouteNames tmplVars.AllRouteMap = allRouteMap tmplVars.AllOSNames = []string{ "unknown", "windows", "linux", "mac", "android", "iphone", } tmplVars.AllOSMap = make(map[string]int) for id, os := range tmplVars.AllOSNames { tmplVars.AllOSMap[os] = id } tmplVars.AllAgentNames = []string{ "unknown", "opera", "chrome", "firefox", "safari", "edge", "internetexplorer", "trident", // Hack to support IE11 "androidchrome", "mobilesafari", "samsung", "ucbrowser", "googlebot", "yandex", "bing", "slurp", "exabot", "mojeek", "cliqz", "qwant", "datenbank", "baidu", "sogou", "toutiao", "haosou", "duckduckgo", "seznambot", "discord", "telegram", "twitter", "facebook", "cloudflare", "archive_org", "uptimebot", "slackbot", "apple", "discourse", "xenforo", "mattermost", "alexa", "lynx", "blank", "malformed", "suspicious", "semrush", "dotbot", "ahrefs", "proximic", "megaindex", "majestic", "cocolyze", "babbar", "surdotly", "domcop", "netcraft", "seostar", "pandalytics", "blexbot", "wappalyzer", "twingly", "linkfluence", "pagething", "burf", "aspiegel", "mail_ru", "ccbot", "yacy", "zgrab", "cloudsystemnetworks", "maui", "curl", "python", //"go", "headlesschrome", "awesome_bot", } tmplVars.AllAgentMap = make(map[string]int) for id, agent := range tmplVars.AllAgentNames { tmplVars.AllAgentMap[agent] = id } tmplVars.AllAgentMarkNames = []string{} tmplVars.AllAgentMarks = map[string]string{} // Add agent marks a := func(mark, agent string) { tmplVars.AllAgentMarkNames = append(tmplVars.AllAgentMarkNames, mark) tmplVars.AllAgentMarks[mark] = agent } a("OPR", "opera") a("Chrome", "chrome") a("Firefox", "firefox") a("Safari", "safari") a("MSIE", "internetexplorer") a("Trident", "trident") // Hack to support IE11 a("Edge", "edge") a("Lynx", "lynx") // There's a rare android variant of lynx which isn't covered by this a("SamsungBrowser", "samsung") a("UCBrowser", "ucbrowser") a("Google", "googlebot") a("Googlebot", "googlebot") a("yandex", "yandex") // from the URL a("DuckDuckBot", "duckduckgo") a("DuckDuckGo", "duckduckgo") a("Baiduspider", "baidu") a("Sogou", "sogou") a("ToutiaoSpider", "toutiao") a("Bytespider", "toutiao") a("360Spider", "haosou") a("bingbot", "bing") a("BingPreview", "bing") a("msnbot", "bing") a("Slurp", "slurp") a("Exabot", "exabot") a("MojeekBot", "mojeek") a("Cliqzbot", "cliqz") a("Qwantify", "qwant") a("netEstate", "datenbank") a("SeznamBot", "seznambot") a("CloudFlare", "cloudflare") // Track alwayson specifically in case there are other bots? a("archive", "archive_org") //archive.org_bot a("Uptimebot", "uptimebot") a("Slackbot", "slackbot") a("Slack", "slackbot") a("Discordbot", "discord") a("TelegramBot", "telegram") a("Twitterbot", "twitter") a("facebookexternalhit", "facebook") a("Facebot", "facebook") a("Applebot", "apple") a("Discourse", "discourse") a("XenForo", "xenforo") a("mattermost", "mattermost") a("ia_archiver", "alexa") a("SemrushBot", "semrush") a("DotBot", "dotbot") a("AhrefsBot", "ahrefs") a("proximic", "proximic") a("MegaIndex", "megaindex") a("MJ12bot", "majestic") // TODO: This isn't matching bots out in the wild a("mj12bot", "majestic") a("Cocolyzebot", "cocolyze") a("Barkrowler", "babbar") a("SurdotlyBot", "surdotly") a("DomCopBot", "domcop") a("NetcraftSurveyAgent", "netcraft") a("seostar", "seostar") a("Pandalytics", "pandalytics") a("BLEXBot", "blexbot") a("Wappalyzer", "wappalyzer") a("Twingly", "twingly") a("linkfluence", "linkfluence") a("PageThing", "pagething") a("Burf", "burf") a("AspiegelBot", "aspiegel") a("PetalBot", "aspiegel") a("RU_Bot", "mail_ru") // Mail.RU_Bot a("CCBot", "ccbot") a("yacybot", "yacy") a("zgrab", "zgrab") a("Nimbostratus", "cloudsystemnetworks") a("MauiBot", "maui") a("curl", "curl") a("python", "python") //a("Go", "go") // yacy has java as part of it's UA, try to avoid hitting crawlers written in go a("HeadlessChrome", "headlesschrome") a("awesome_bot", "awesome_bot") // TODO: Detect Adsbot/3.1, it has a similar user agent to Google's Adsbot, but it is different. No Google fragments. tmplVars.AllAgentMarkIDs = make(map[string]int) for mark, agent := range tmplVars.AllAgentMarks { tmplVars.AllAgentMarkIDs[mark] = tmplVars.AllAgentMap[agent] } fileData := `// Code generated by Gosora's Router Generator. DO NOT EDIT. /* This file was automatically generated by the software. Please don't edit it as your changes may be overwritten at any moment. */ package main import ( "strings" //"bytes" "strconv" "compress/gzip" "sync/atomic" "errors" "net/http" c "git.tuxpa.in/a/gosora/common" co "git.tuxpa.in/a/gosora/common/counters" "git.tuxpa.in/a/gosora/uutils" "git.tuxpa.in/a/gosora/routes" "git.tuxpa.in/a/gosora/routes/panel" //"github.com/andybalholm/brotli" ) var ErrNoRoute = errors.New("That route doesn't exist.") // TODO: What about the /uploads/ route? x.x var RouteMap = map[string]interface{}{ {{range .AllRouteNames}} "{{.Plain}}": {{.Short}},{{end}} } // ! NEVER RELY ON THESE REMAINING THE SAME BETWEEN COMMITS var routeMapEnum = map[string]int{ {{range $index, $el := .AllRouteNames}} "{{$el.Plain}}": {{$index}},{{end}} } var reverseRouteMapEnum = map[int]string{ {{range $index, $el := .AllRouteNames}} {{$index}}: "{{$el.Plain}}",{{end}} } var osMapEnum = map[string]int{ {{range $index, $el := .AllOSNames}} "{{$el}}": {{$index}},{{end}} } var reverseOSMapEnum = map[int]string{ {{range $index, $el := .AllOSNames}} {{$index}}: "{{$el}}",{{end}} } var agentMapEnum = map[string]int{ {{range $index, $el := .AllAgentNames}} "{{$el}}": {{$index}},{{end}} } var reverseAgentMapEnum = map[int]string{ {{range $index, $el := .AllAgentNames}} {{$index}}: "{{$el}}",{{end}} } var markToAgent = map[string]string{ {{range $index, $el := .AllAgentMarkNames}} "{{$el}}": "{{index $.AllAgentMarks $el}}",{{end}} } var markToID = map[string]int{ {{range $index, $el := .AllAgentMarkNames}} "{{$el}}": {{index $.AllAgentMarkIDs $el}},{{end}} } /*var agentRank = map[string]int{ "opera":9, "chrome":8, "safari":1, }*/ // HTTPSRedirect is a connection handler which redirects all HTTP requests to HTTPS type HTTPSRedirect struct {} func (red *HTTPSRedirect) ServeHTTP(w http.ResponseWriter, req *http.Request) { w.Header().Set("Connection", "close") co.RouteViewCounter.Bump({{index .AllRouteMap "routes.HTTPSRedirect"}}) dest := "https://" + req.Host + req.URL.String() http.Redirect(w, req, dest, http.StatusTemporaryRedirect) } func (r *GenRouter) SuspiciousRequest(req *http.Request, pre string) { if c.Config.DisableSuspLog { return } var sb strings.Builder if pre != "" { sb.WriteString("Suspicious Request\n") } else { pre = "Suspicious Request" } r.ddumpRequest(req,pre,r.suspLog,&sb) co.AgentViewCounter.Bump({{.AllAgentMap.suspicious}}) } // TODO: Pass the default path or config struct to the router rather than accessing it via a package global // TODO: SetDefaultPath // TODO: GetDefaultPath func (r *GenRouter) ServeHTTP(w http.ResponseWriter, req *http.Request) { malformedRequest := func(typ int) { w.WriteHeader(200) // 400 w.Write([]byte("")) r.DumpRequest(req,"Malformed Request T"+strconv.Itoa(typ)) co.AgentViewCounter.Bump({{.AllAgentMap.malformed}}) } // Split the Host and Port string var shost, sport string if req.Host[0]=='[' { spl := strings.Split(req.Host,"]") if len(spl) > 2 { malformedRequest(0) return } shost = strings.TrimPrefix(spl[0],"[") sport = strings.TrimPrefix(spl[1],":") } else if strings.Contains(req.Host,":") { spl := strings.Split(req.Host,":") if len(spl) > 2 { malformedRequest(1) return } shost = spl[0] //if len(spl)==2 { sport = spl[1] //} } else { shost = req.Host } // TODO: Reject requests from non-local IPs, if the site host is set to localhost or a localhost IP if !c.Config.LoosePort && c.Site.PortInt != 80 && c.Site.PortInt != 443 && sport != c.Site.Port { malformedRequest(2) return } // Redirect www. and local IP requests to the right place if strings.HasPrefix(shost, "www.") || c.Site.LocalHost { if shost == "www." + c.Site.Host || (c.Site.LocalHost && shost != c.Site.Host && isLocalHost(shost)) { // TODO: Abstract the redirect logic? w.Header().Set("Connection", "close") var s, p string if c.Config.SslSchema { s = "s" } if c.Site.PortInt != 80 && c.Site.PortInt != 443 { p = ":"+c.Site.Port } dest := "http"+s+"://" + c.Site.Host+p + req.URL.Path if len(req.URL.RawQuery) > 0 { dest += "?" + req.URL.RawQuery } http.Redirect(w, req, dest, http.StatusMovedPermanently) return } } // Deflect malformed requests if len(req.URL.Path) == 0 || req.URL.Path[0] != '/' || (!c.Config.LooseHost && shost != c.Site.Host) { malformedRequest(3) return } r.suspScan(req) // Indirect the default route onto a different one if req.URL.Path == "/" { req.URL.Path = c.Config.DefaultPath } //log.Print("URL.Path: ", req.URL.Path) prefix := req.URL.Path[0:strings.IndexByte(req.URL.Path[1:],'/') + 1] // TODO: Use the same hook table as downstream hTbl := c.GetHookTable() skip, ferr := c.H_router_after_filters_hook(hTbl, w, req, prefix) if skip || ferr != nil { return } if prefix != "/ws" { h := w.Header() h.Set("X-Frame-Options", "deny") h.Set("X-XSS-Protection", "1; mode=block") // TODO: Remove when we add a CSP? CSP's are horrendously glitchy things, tread with caution before removing h.Set("X-Content-Type-Options", "nosniff") if c.Config.RefNoRef || !c.Config.SslSchema { h.Set("Referrer-Policy","no-referrer") } else { h.Set("Referrer-Policy","strict-origin") } h.Set("Permissions-Policy","interest-cohort=()") } if c.Dev.SuperDebug { r.DumpRequest(req,"before routes.StaticFile") } // Increment the request counter if !c.Config.DisableAnalytics { co.GlobalViewCounter.Bump() } if prefix == "/s" { //old prefix: /static if !c.Config.DisableAnalytics { co.RouteViewCounter.Bump({{index .AllRouteMap "routes.StaticFile"}}) } routes.StaticFile(w, req) return } // TODO: Handle JS routes if atomic.LoadInt32(&c.IsDBDown) == 1 { c.DatabaseError(w, req) return } if c.Dev.SuperDebug { r.reqLogger.Print("before PreRoute") } /*if c.Dev.QuicPort != 0 { sQuicPort := strconv.Itoa(c.Dev.QuicPort) w.Header().Set("Alt-Svc", "quic=\":"+sQuicPort+"\"; ma=2592000; v=\"44,43,39\", h3-23=\":"+sQuicPort+"\"; ma=3600, h3-24=\":"+sQuicPort+"\"; ma=3600, h2=\":443\"; ma=3600") }*/ // Track the user agents. Unfortunately, everyone pretends to be Mozilla, so this'll be a little less efficient than I would like. // TODO: Add a setting to disable this? // TODO: Use a more efficient detector instead of smashing every possible combination in // TODO: Make this testable var agent int if !c.Config.DisableAnalytics { ua := strings.TrimSpace(strings.Replace(strings.TrimPrefix(req.UserAgent(),"Mozilla/5.0 ")," Safari/537.36","",-1)) // Noise, no one's going to be running this and it would require some sort of agent ranking system to determine which identifier should be prioritised over another if ua == "" { co.AgentViewCounter.Bump({{.AllAgentMap.blank}}) r.unknownUA(req) } else { // WIP UA Parser //var ii = uaBufPool.Get() var buf []byte //if ii != nil { // buf = ii.([]byte) //} var items []string var os int for _, it := range uutils.StringToBytes(ua) { if (it > 64 && it < 91) || (it > 96 && it < 123) || (it > 47 && it < 58) || it == '_' { // TODO: Store an index and slice that instead? buf = append(buf, it) } else if it == ' ' || it == '(' || it == ')' || it == '-' || it == ';' || it == ':' || it == '.' || it == '+' || it == '~' || it == '@' /*|| (it == ':' && bytes.Equal(buf,[]byte("http")))*/ || it == ',' || it == '/' { //log.Print("buf: ",string(buf)) //log.Print("it: ",string(it)) if len(buf) != 0 { if len(buf) > 2 { // Use an unsafe zero copy conversion here just to use the switch, it's not safe for this string to escape from here, as it will get mutated, so do a regular string conversion in append switch(uutils.BytesToString(buf)) { case "Windows": os = {{.AllOSMap.windows}} case "Linux": os = {{.AllOSMap.linux}} case "Mac": os = {{.AllOSMap.mac}} case "iPhone": os = {{.AllOSMap.iphone}} case "Android": os = {{.AllOSMap.android}} case "like","compatible","NT","X","com","KHTML": // Skip these words default: //log.Print("append buf") items = append(items, string(buf)) } } //log.Print("reset buf") buf = buf[:0] } } else { // TODO: Test this items = items[:0] if c.Config.DisableSuspLog { r.reqLogger.Print("Illegal char "+strconv.Itoa(int(it))+" in UA\nUA Buf: ", buf,"\nUA Buf String: ", string(buf)) } else { r.SuspiciousRequest(req,"Illegal char "+strconv.Itoa(int(it))+" in UA") r.reqLogger.Print("UA Buf: ", buf,"\nUA Buf String: ", string(buf)) } break } } //uaBufPool.Put(buf) // Iterate over this in reverse as the real UA tends to be on the right side for i := len(items) - 1; i >= 0; i-- { //fAgent, ok := markToAgent[items[i]] fAgent, ok := markToID[items[i]] if ok { agent = fAgent if agent != {{.AllAgentMap.safari}} { break } } } if c.Dev.SuperDebug { r.reqLogger.Print("parsed agent: ", agent,"\nos: ", os) r.reqLogger.Printf("items: %+v\n",items) /*for _, it := range items { r.reqLogger.Printf("it: %+v\n",string(it)) }*/ } // Special handling switch(agent) { case {{.AllAgentMap.chrome}}: if os == {{.AllOSMap.android}} { agent = {{.AllAgentMap.androidchrome}} } case {{.AllAgentMap.safari}}: if os == {{.AllOSMap.iphone}} { agent = {{.AllAgentMap.mobilesafari}} } case {{.AllAgentMap.trident}}: // Hack to support IE11, change this after we start logging versions if strings.Contains(ua,"rv:11") { agent = {{.AllAgentMap.internetexplorer}} } case {{.AllAgentMap.zgrab}}: w.WriteHeader(200) // 400 w.Write([]byte("")) r.DumpRequest(req,"Blocked Scanner") co.AgentViewCounter.Bump({{.AllAgentMap.zgrab}}) return } if agent == 0 { //co.AgentViewCounter.Bump({{.AllAgentMap.unknown}}) r.unknownUA(req) }// else { //co.AgentViewCounter.Bump(agentMapEnum[agent]) co.AgentViewCounter.Bump(agent) //} co.OSViewCounter.Bump(os) } // TODO: Do we want to track missing language headers too? Maybe as it's own type, e.g. "noheader"? // TODO: Default to anything other than en, if anything else is present, to avoid over-representing it for multi-linguals? lang := req.Header.Get("Accept-Language") if lang != "" { // TODO: Reduce allocs here lLang := strings.Split(strings.TrimSpace(lang),"-") tLang := strings.Split(strings.Split(lLang[0],";")[0],",") c.DebugDetail("tLang:", tLang) var llLang string for _, seg := range tLang { if seg == "*" { continue } llLang = seg break } c.DebugDetail("llLang:", llLang) if !co.LangViewCounter.Bump(llLang) { r.DumpRequest(req,"Invalid ISO Code") } } else { co.LangViewCounter.Bump2(0) } if !c.Config.RefNoTrack { ae := req.Header.Get("Accept-Encoding") likelyBot := ae == "gzip" || ae == "" if !likelyBot { ref := req.Header.Get("Referer") // Check the 'referrer' header too? :P // TODO: Extend the effects of DNT elsewhere? if ref != "" && req.Header.Get("DNT") != "1" { // ? Optimise this a little? ref = strings.TrimPrefix(strings.TrimPrefix(ref,"http://"),"https://") ref = strings.Split(ref,"/")[0] portless := strings.Split(ref,":")[0] // TODO: Handle c.Site.Host in uppercase too? if portless != "localhost" && portless != "127.0.0.1" && portless != c.Site.Host { r.DumpRequest(req,"Ref Route") co.ReferrerTracker.Bump(ref) } } } } } // Deal with the session stuff, etc. ucpy, ok := c.PreRoute(w, req) if !ok { return } user := &ucpy user.LastAgent = agent if c.Dev.SuperDebug { r.reqLogger.Print( "after PreRoute\n" + "routeMapEnum: ", routeMapEnum) } //log.Println("req: ", req) // Disable Gzip when SSL is disabled for security reasons? if prefix != "/ws" { ae := req.Header.Get("Accept-Encoding") /*if strings.Contains(ae, "br") { h := w.Header() h.Set("Content-Encoding", "br") var ii = brPool.Get() var igzw *brotli.Writer if ii == nil { igzw = brotli.NewWriter(w) } else { igzw = ii.(*brotli.Writer) igzw.Reset(w) } gzw := c.BrResponseWriter{Writer: igzw, ResponseWriter: w} defer func() { //h := w.Header() if h.Get("Content-Encoding") == "br" && h.Get("X-I") == "" { //log.Print("push br close") igzw := gzw.Writer.(*brotli.Writer) igzw.Close() brPool.Put(igzw) } }() w = gzw } else */if strings.Contains(ae, "gzip") { h := w.Header() h.Set("Content-Encoding", "gzip") var ii = gzipPool.Get() var igzw *gzip.Writer if ii == nil { igzw = gzip.NewWriter(w) } else { igzw = ii.(*gzip.Writer) igzw.Reset(w) } gzw := c.GzipResponseWriter{Writer: igzw, ResponseWriter: w} defer func() { //h := w.Header() if h.Get("Content-Encoding") == "gzip" && h.Get("X-I") == "" { //log.Print("push gzip close") igzw := gzw.Writer.(*gzip.Writer) igzw.Close() gzipPool.Put(igzw) } }() w = gzw } } skip, ferr = c.H_router_pre_route_hook(hTbl, w, req, user, prefix) if skip || ferr != nil { r.handleError(ferr,w,req,user) return } var extraData string if req.URL.Path[len(req.URL.Path) - 1] != '/' { extraData = req.URL.Path[strings.LastIndexByte(req.URL.Path,'/') + 1:] req.URL.Path = req.URL.Path[:strings.LastIndexByte(req.URL.Path,'/') + 1] } ferr = r.routeSwitch(w, req, user, prefix, extraData) if ferr != nil { r.handleError(ferr,w,req,user) return } /*if !c.Config.DisableAnalytics { co.RouteViewCounter.Bump(id) }*/ hTbl.VhookNoRet("router_end", w, req, user, prefix, extraData) //c.StoppedServer("Profile end") } func (r *GenRouter) routeSwitch(w http.ResponseWriter, req *http.Request, user *c.User, prefix, extraData string) /*(id int, orerr */c.RouteError/*)*/ { var err c.RouteError cn := uutils.Nanotime() switch(prefix) {` + out + ` /*case "/sitemaps": // TODO: Count these views req.URL.Path += extraData err = sitemapSwitch(w,req)*/ // ! Temporary fix for certain bots case "/static": w.Header().Set("Connection", "close") http.Redirect(w, req, "/s/"+extraData, http.StatusTemporaryRedirect) case "/uploads": if extraData == "" { co.RouteViewCounter.Bump3({{index .AllRouteMap "routes.UploadedFile"}}, cn) return c.NotFound(w,req,nil) } w = r.responseWriter(w) req.URL.Path += extraData // TODO: Find a way to propagate errors up from this? r.UploadHandler(w,req) // TODO: Count these views co.RouteViewCounter.Bump3({{index .AllRouteMap "routes.UploadedFile"}}, cn) return nil case "": // Stop the favicons, robots.txt file, etc. resolving to the topics list // TODO: Add support for favicons and robots.txt files switch(extraData) { case "robots.txt": co.RouteViewCounter.Bump3({{index .AllRouteMap "routes.RobotsTxt"}}, cn) return routes.RobotsTxt(w,req) case "favicon.ico": w = r.responseWriter(w) req.URL.Path = "/s/favicon.ico" co.RouteViewCounter.Bump3({{index .AllRouteMap "routes.Favicon"}}, cn) routes.StaticFile(w,req) return nil case "opensearch.xml": co.RouteViewCounter.Bump3({{index .AllRouteMap "routes.OpenSearchXml"}}, cn) return routes.OpenSearchXml(w,req) /*case "sitemap.xml": co.RouteViewCounter.Bump3({{index .AllRouteMap "routes.SitemapXml"}}, cn) return routes.SitemapXml(w,req)*/ } co.RouteViewCounter.Bump({{index .AllRouteMap "routes.Error"}}) return c.NotFound(w,req,nil) default: // A fallback for dynamic routes, e.g. ones declared by plugins r.RLock() h, ok := r.extraRoutes[req.URL.Path] r.RUnlock() req.URL.Path += extraData if ok { // TODO: Be more specific about *which* dynamic route it is co.RouteViewCounter.Bump({{index .AllRouteMap "routes.DynamicRoute"}}) return h(w,req,user) } co.RouteViewCounter.Bump3({{index .AllRouteMap "routes.BadRoute"}}, cn) if !c.Config.DisableSuspLog { lp := strings.ToLower(req.URL.Path) if strings.Contains(lp,"w") { if strings.Contains(lp,"wp") || strings.Contains(lp,"wordpress") || strings.Contains(lp,"wget") || strings.Contains(lp,"wp-") { r.SuspiciousRequest(req,"Bad Route") return c.MicroNotFound(w,req) } } if strings.Contains(lp,"admin") || strings.Contains(lp,"sql") || strings.Contains(lp,"manage") || strings.Contains(lp,"//") || strings.Contains(lp,"\\\\") || strings.Contains(lp,"config") || strings.Contains(lp,"setup") || strings.Contains(lp,"install") || strings.Contains(lp,"update") || strings.Contains(lp,"php") || strings.Contains(lp,"pl") || strings.Contains(lp,"include") || strings.Contains(lp,"vendor") || strings.Contains(lp,"bin") || strings.Contains(lp,"system") || strings.Contains(lp,"eval") || strings.Contains(lp,"config") { r.SuspiciousRequest(req,"Bad Route") return c.MicroNotFound(w,req) } } if !c.Config.DisableBadRouteLog { r.DumpRequest(req,"Bad Route") } ae := req.Header.Get("Accept-Encoding") likelyBot := ae == "gzip" || ae == "" if likelyBot { return c.MicroNotFound(w,req) } return c.NotFound(w,req,nil) } return err } ` tmpl := template.Must(template.New("router").Parse(fileData)) var b bytes.Buffer if err := tmpl.Execute(&b, tmplVars); err != nil { log.Fatal(err) } writeFile("./gen_router.go", b.String()) log.Println("Successfully generated the router") } func writeFile(name, content string) { f, e := os.Create(name) if e != nil { log.Fatal(e) } _, e = f.WriteString(content) if e != nil { log.Fatal(e) } if e = f.Sync(); e != nil { log.Fatal(e) } if e = f.Close(); e != nil { log.Fatal(e) } }