dashboard: came back online

dashboard/.gitignore

@@ -0,0 +1 @@
+dashboard

dashboard/api/handler.go

@@ -0,0 +1,81 @@
+package api
+
+import (
+	"encoding/json"
+	"fmt"
+	"io"
+	"log"
+	"net/http"
+	"time"
+
+	"github.com/julienschmidt/httprouter"
+)
+
+type DispatchFunction func(httprouter.Params, []byte) (interface{}, error)
+
+func apiHandler(f DispatchFunction) func(http.ResponseWriter, *http.Request, httprouter.Params) {
+	return func(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
+		if addr := r.Header.Get("X-Forwarded-For"); addr != "" {
+			r.RemoteAddr = addr
+		}
+		log.Printf("%s \"%s %s\" [%s]\n", r.RemoteAddr, r.Method, r.URL.Path, r.UserAgent())
+
+		// Read the body
+		if r.ContentLength < 0 || r.ContentLength > 6553600 {
+			http.Error(w, fmt.Sprintf("{errmsg:\"Request too large or request size unknown\"}"), http.StatusRequestEntityTooLarge)
+			return
+		}
+		var body []byte
+		if r.ContentLength > 0 {
+			tmp := make([]byte, 1024)
+			for {
+				n, err := r.Body.Read(tmp)
+				for j := 0; j < n; j++ {
+					body = append(body, tmp[j])
+				}
+				if err != nil || n <= 0 {
+					break
+				}
+			}
+		}
+
+		var ret interface{}
+		var err error = nil
+
+		ret, err = f(ps, body)
+
+		// Format response
+		resStatus := http.StatusOK
+		if err != nil {
+			ret = map[string]string{"errmsg": err.Error()}
+			resStatus = http.StatusBadRequest
+			log.Println(r.RemoteAddr, resStatus, err.Error())
+		}
+
+		if ret == nil {
+			ret = map[string]string{"errmsg": "Page not found"}
+			resStatus = http.StatusNotFound
+		}
+
+		w.Header().Set("X-FIC-Time", fmt.Sprintf("%f", float64(time.Now().UnixNano()/1000)/1000000))
+
+		if str, found := ret.(string); found {
+			w.Header().Set("Content-Type", "application/json")
+			w.WriteHeader(resStatus)
+			io.WriteString(w, str)
+		} else if bts, found := ret.([]byte); found {
+			w.Header().Set("Content-Type", "application/octet-stream")
+			w.Header().Set("Content-Disposition", "attachment")
+			w.Header().Set("Content-Transfer-Encoding", "binary")
+			w.WriteHeader(resStatus)
+			w.Write(bts)
+		} else if j, err := json.Marshal(ret); err != nil {
+			w.Header().Set("Content-Type", "application/json")
+			http.Error(w, fmt.Sprintf("{\"errmsg\":%q}", err), http.StatusInternalServerError)
+		} else {
+			w.Header().Set("Content-Type", "application/json")
+			w.WriteHeader(resStatus)
+			w.Write(j)
+		}
+	}
+}

dashboard/api/router.go

@@ -0,0 +1,11 @@
+package api
+
+import (
+	"github.com/julienschmidt/httprouter"
+)
+
+var router = httprouter.New()
+
+func Router() *httprouter.Router {
+	return router
+}

dashboard/main.go

@@ -0,0 +1,117 @@
+package main
+
+import (
+	"context"
+	"flag"
+	"fmt"
+	"log"
+	"net/http"
+	"net/url"
+	"os"
+	"os/signal"
+	"path"
+	"path/filepath"
+	"strings"
+	"syscall"
+
+	"srs.epita.fr/fic-server/dashboard/api"
+	"srs.epita.fr/fic-server/libfic"
+	"srs.epita.fr/fic-server/settings"
+)
+
+var StaticDir string
+var TeamsDir string
+
+type ResponseWriterPrefix struct {
+	real   http.ResponseWriter
+	prefix string
+}
+
+func (r ResponseWriterPrefix) Header() http.Header {
+	return r.real.Header()
+}
+
+func (r ResponseWriterPrefix) WriteHeader(s int) {
+	if v, exists := r.real.Header()["Location"]; exists {
+		r.real.Header().Set("Location", r.prefix+v[0])
+	}
+	r.real.WriteHeader(s)
+}
+
+func (r ResponseWriterPrefix) Write(z []byte) (int, error) {
+	return r.real.Write(z)
+}
+
+func StripPrefix(prefix string, h http.Handler) http.Handler {
+	if prefix == "" {
+		return h
+	}
+	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		if prefix != "/" && r.URL.Path == "/" {
+			http.Redirect(w, r, prefix+"/", http.StatusFound)
+		} else if p := strings.TrimPrefix(r.URL.Path, prefix); len(p) < len(r.URL.Path) {
+			r2 := new(http.Request)
+			*r2 = *r
+			r2.URL = new(url.URL)
+			*r2.URL = *r.URL
+			r2.URL.Path = p
+			h.ServeHTTP(ResponseWriterPrefix{w, prefix}, r2)
+		} else {
+			h.ServeHTTP(w, r)
+		}
+	})
+}
+
+func main() {
+	// Read parameters from command line
+	var bind = flag.String("bind", "127.0.0.1:8082", "Bind port/socket")
+	var baseURL = flag.String("baseurl", "/", "URL prepended to each URL")
+	flag.StringVar(&StaticDir, "static", "./htdocs-dashboard/", "Directory containing static files")
+	flag.StringVar(&TeamsDir, "teams", "./TEAMS", "Base directory where save teams JSON files")
+	flag.StringVar(&settings.SettingsDir, "settings", settings.SettingsDir, "Base directory where load and save settings")
+	flag.Parse()
+
+	log.SetPrefix("[public] ")
+
+	// Sanitize options
+	var err error
+	log.Println("Checking paths...")
+	if StaticDir, err = filepath.Abs(StaticDir); err != nil {
+		log.Fatal(err)
+	}
+	if fic.FilesDir, err = filepath.Abs(fic.FilesDir); err != nil {
+		log.Fatal(err)
+	}
+	if settings.SettingsDir, err = filepath.Abs(settings.SettingsDir); err != nil {
+		log.Fatal(err)
+	}
+	if *baseURL != "/" {
+		tmp := path.Clean(*baseURL)
+		baseURL = &tmp
+	} else {
+		tmp := ""
+		baseURL = &tmp
+	}
+
+	// Prepare graceful shutdown
+	interrupt := make(chan os.Signal, 1)
+	signal.Notify(interrupt, os.Interrupt, syscall.SIGTERM)
+
+	srv := &http.Server{
+		Addr:    *bind,
+		Handler: StripPrefix(*baseURL, api.Router()),
+	}
+
+	// Serve content
+	go func() {
+		log.Fatal(srv.ListenAndServe())
+	}()
+	log.Println(fmt.Sprintf("Ready, listening on %s", *bind))
+
+	// Wait shutdown signal
+	<-interrupt
+
+	log.Print("The service is shutting down...")
+	srv.Shutdown(context.Background())
+	log.Println("done")
+}

dashboard/static.go

@@ -0,0 +1,106 @@
+package main
+
+import (
+	"fmt"
+	"net/http"
+	"path"
+	"time"
+
+	"srs.epita.fr/fic-server/dashboard/api"
+	"srs.epita.fr/fic-server/settings"
+
+	"github.com/julienschmidt/httprouter"
+)
+
+func init() {
+	api.Router().GET("/", func(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
+		http.ServeFile(w, r, path.Join(StaticDir, "index.html"))
+	})
+
+	api.Router().GET("/css/*_", func(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
+		http.ServeFile(w, r, path.Join(StaticDir, r.URL.Path))
+	})
+	api.Router().GET("/fonts/*_", func(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
+		http.ServeFile(w, r, path.Join(StaticDir, r.URL.Path))
+	})
+	api.Router().GET("/img/*_", func(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
+		http.ServeFile(w, r, path.Join(StaticDir, r.URL.Path))
+	})
+	api.Router().GET("/js/*_", func(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
+		http.ServeFile(w, r, path.Join(StaticDir, r.URL.Path))
+	})
+	api.Router().GET("/views/*_", func(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
+		http.ServeFile(w, r, path.Join(StaticDir, r.URL.Path))
+	})
+
+	api.Router().GET("/events.json", func(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
+		w.Header().Set("Cache-Control", "no-cache")
+		http.ServeFile(w, r, path.Join(TeamsDir, "events.json"))
+	})
+	api.Router().GET("/my.json", func(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
+		w.Header().Set("Cache-Control", "no-cache")
+		http.ServeFile(w, r, path.Join(TeamsDir, "public", "my.json"))
+	})
+	api.Router().GET("/stats.json", func(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
+		w.Header().Set("Cache-Control", "no-cache")
+		http.ServeFile(w, r, path.Join(TeamsDir, "public", "stats.json"))
+	})
+	api.Router().GET("/settings.json", func(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
+		w.Header().Set("X-FIC-Time", fmt.Sprintf("%f", float64(time.Now().UnixNano()/1000)/1000000))
+		w.Header().Set("Cache-Control", "no-cache")
+		http.ServeFile(w, r, path.Join(settings.SettingsDir, settings.SettingsFile))
+	})
+	api.Router().GET("/teams.json", func(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
+		w.Header().Set("Cache-Control", "no-cache")
+		http.ServeFile(w, r, path.Join(TeamsDir, "teams.json"))
+	})
+	api.Router().GET("/themes.json", func(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
+		w.Header().Set("Cache-Control", "no-cache")
+		http.ServeFile(w, r, path.Join(TeamsDir, "themes.json"))
+	})
+
+	api.Router().GET("/public.json", func(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
+		w.Header().Set("Cache-Control", "no-cache")
+		http.ServeFile(w, r, path.Join(TeamsDir, "public", "public.json"))
+	})
+	api.Router().GET("/public0.json", func(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
+		w.Header().Set("Cache-Control", "no-cache")
+		http.ServeFile(w, r, path.Join(TeamsDir, "public", "public0.json"))
+	})
+	api.Router().GET("/public1.json", func(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
+		w.Header().Set("Cache-Control", "no-cache")
+		http.ServeFile(w, r, path.Join(TeamsDir, "public", "public1.json"))
+	})
+	api.Router().GET("/public2.json", func(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
+		w.Header().Set("Cache-Control", "no-cache")
+		http.ServeFile(w, r, path.Join(TeamsDir, "public", "public2.json"))
+	})
+	api.Router().GET("/public3.json", func(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
+		w.Header().Set("Cache-Control", "no-cache")
+		http.ServeFile(w, r, path.Join(TeamsDir, "public", "public3.json"))
+	})
+	api.Router().GET("/public4.json", func(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
+		w.Header().Set("Cache-Control", "no-cache")
+		http.ServeFile(w, r, path.Join(TeamsDir, "public", "public4.json"))
+	})
+	api.Router().GET("/public5.json", func(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
+		w.Header().Set("Cache-Control", "no-cache")
+		http.ServeFile(w, r, path.Join(TeamsDir, "public", "public5.json"))
+	})
+	api.Router().GET("/public6.json", func(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
+		w.Header().Set("Cache-Control", "no-cache")
+		http.ServeFile(w, r, path.Join(TeamsDir, "public", "public6.json"))
+	})
+	api.Router().GET("/public7.json", func(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
+		w.Header().Set("Cache-Control", "no-cache")
+		http.ServeFile(w, r, path.Join(TeamsDir, "public", "public7.json"))
+	})
+	api.Router().GET("/public8.json", func(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
+		w.Header().Set("Cache-Control", "no-cache")
+		http.ServeFile(w, r, path.Join(TeamsDir, "public", "public8.json"))
+	})
+	api.Router().GET("/public9.json", func(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
+		w.Header().Set("Cache-Control", "no-cache")
+		http.ServeFile(w, r, path.Join(TeamsDir, "public", "public9.json"))
+	})
+}

dashboard/static/js/dashboard.js

@@ -21,52 +21,56 @@ String.prototype.capitalize = function() {
 
 angular.module("FICApp")
     .controller("TimeController", function($scope, $rootScope, $http, $timeout) {
-	$scope.time = {};
-	var initTime = function() {
-	    $timeout.cancel($scope.cbi);
-	    $scope.cbi = $timeout(initTime, 10000);
-	    $http.get("/time.json").then(function(response) {
-		var time = response.data;
-		console.log("upd time");
-		time.he = (new Date()).getTime();
-		sessionStorage.userService = angular.toJson(time);
+	$rootScope.time = {};
+	$rootScope.recvTime = function(response) {
+	    sessionStorage.userService = angular.toJson({
+		"cu": Math.floor(response.headers("x-fic-time") * 1000),
+		"he": (new Date()).getTime(),
 	    });
-	};
-	initTime();
+	}
 
 	function updTime() {
 	    $timeout.cancel($scope.cb);
 	    $scope.cb = $timeout(updTime, 1000);
-	    if (sessionStorage.userService) {
+	    if (sessionStorage.userService && $rootScope.settings) {
 		var time = angular.fromJson(sessionStorage.userService);
-		var srv_cur = (Date.now() + (time.cu * 1000 - time.he)) / 1000;
-		var remain = time.du;
-		if (time.st == Math.floor(srv_cur)) {
-		    $scope.refresh(true);
+		var settings = $rootScope.settings;
+		var srv_cur = new Date(Date.now() + (time.cu - time.he));
+
+		if (Math.floor(settings.start / 1000) == Math.floor(srv_cur / 1000)) {
+		    $rootScope.refresh(true);
+		}
+
+		var remain = 0;
+		if (settings.start == 0) {
+		    $rootScope.time = {};
+		    return
+		} else if (settings.start > srv_cur) {
+		    $rootScope.startIn = Math.floor((settings.start - srv_cur) / 1000);
+		    remain = settings.end - settings.start;
+		} else if (settings.end > srv_cur) {
 		    $rootScope.startIn = 0;
+		    remain = settings.end - srv_cur;
 		}
-		if (time.st > 0 && time.st <= srv_cur) {
-		    remain = time.st + time.du - srv_cur;
-		} else if (time.st > 0) {
-		    $rootScope.startAt = time.st;
-		}
+
+		remain = remain / 1000;
+
 		if (remain < 0) {
 		    remain = 0;
-		    $scope.time.end = true;
-		    $scope.time.expired = true;
+		    $rootScope.time.end = true;
+		    $rootScope.time.expired = true;
 		} else if (remain < 60) {
-		    $scope.time.end = false;
-		    $scope.time.expired = true;
+		    $rootScope.time.end = false;
+		    $rootScope.time.expired = true;
 		} else {
-		    $scope.time.end = false;
-		    $scope.time.expired = false;
+		    $rootScope.time.end = false;
+		    $rootScope.time.expired = false;
 		}
-		$scope.time.start = time.st * 1000;
-		$scope.time.duration = time.du;
-		$scope.time.remaining = remain;
-		$scope.time.hours = Math.floor(remain / 3600);
-		$scope.time.minutes = Math.floor((remain % 3600) / 60);
-		$scope.time.seconds = Math.floor(remain % 60);
+
+		$rootScope.time.remaining = remain;
+		$rootScope.time.hours = Math.floor(remain / 3600);
+		$rootScope.time.minutes = Math.floor((remain % 3600) / 60);
+		$rootScope.time.seconds = Math.floor(remain % 60);
 	    }
 	}
 	updTime();
@@ -157,7 +161,11 @@ angular.module("FICApp")
 		$scope.stats = response.data;
 	    });
 	    $http.get("/settings.json").then(function(response) {
-		$scope.settings = response.data;
+		$rootScope.recvTime(response);
+		response.data.start = new Date(response.data.start);
+		response.data.end = new Date(response.data.end);
+		response.data.generation = new Date(response.data.generation);
+		$rootScope.settings = response.data;
 	    });
 	    $http.get("/themes.json").then(function(response) {
 		if ($scope.lastthemeetag != undefined && $scope.lastthemeetag == response.headers().etag)

htdocs-dashboard

@@ -0,0 +1 @@
+dashboard/static