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Retrieve time through X-FIC-Time header instead of time.json

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This commit is contained in:
nemunaire 2018-08-17 22:17:51 +02:00 • committed by Pierre-Olivier Mercier
parent c33390fa80
commit 6034246015
11 changed files with 107 additions and 131 deletions
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2
frontend/main.go
View file

@ -12,7 +12,6 @@ import (
"strings"
"syscall"
fronttime "srs.epita.fr/fic-server/frontend/time"
"srs.epita.fr/fic-server/settings"
)
@ -51,7 +50,6 @@ func main() {
http.Handle(fmt.Sprintf("%s/registration/", *prefix), http.StripPrefix(fmt.Sprintf("%s/registration/", *prefix), submissionChecker{"registration", RegistrationHandler}))
http.Handle(fmt.Sprintf("%s/resolution/", *prefix), http.StripPrefix(fmt.Sprintf("%s/resolution/", *prefix), ResolutionHandler{}))
http.Handle(fmt.Sprintf("%s/submission/", *prefix), http.StripPrefix(fmt.Sprintf("%s/submission/", *prefix), submissionTeamChecker{"submission", SubmissionHandler, *teamsDir}))
http.Handle(fmt.Sprintf("%s/time.json", *prefix), http.StripPrefix(*prefix, fronttime.TimeHandler{}))
if *simulator != "" {
if _, err := os.Stat(path.Join(*teamsDir, *simulator)); os.IsNotExist(err) {

20
frontend/settings.go
View file

@ -5,13 +5,14 @@ import (
"os"
"time"
fronttime "srs.epita.fr/fic-server/frontend/time"
"srs.epita.fr/fic-server/settings"
)
var startedFile = "started"
var touchTimer *time.Timer = nil
var challengeStart time.Time
var challengeEnd time.Time
func touchStartedFile() {
if fd, err := os.Create(startedFile); err == nil {
@ -23,10 +24,21 @@ func touchStartedFile() {
}
func reloadSettings(config settings.FICSettings) {
if fronttime.ChallengeStart != config.Start || fronttime.ChallengeEnd != config.End {
if challengeStart != config.Start || challengeEnd != config.End {
if touchTimer != nil {
touchTimer.Stop()
}
if config.Start.Unix() == 0 {
log.Println("WARNING: No challenge start defined!")
if _, err := os.Stat(startedFile); !os.IsNotExist(err) {
os.Remove(startedFile)
}
return
}
startSub := config.Start.Sub(time.Now())
if startSub > 0 {
log.Println("Challenge will starts at", config.Start, "in", startSub)
@ -42,8 +54,8 @@ func reloadSettings(config settings.FICSettings) {
}
log.Println("Challenge ends on", config.End)
fronttime.ChallengeStart = config.Start
fronttime.ChallengeEnd = config.End
challengeStart = config.Start
challengeEnd = config.End
} else {
log.Println("Configuration reloaded, but start/end times doesn't change.")
}

10
frontend/static/index.html
View file

@ -19,22 +19,22 @@
<div class="navbar navbar-expand-lg navbar-dark bg-dark text-light">
<div class="container">
<div class="col-md-auto">
<a href="https://www.forum-fic.com/" ng-if="!(time.start || my.team_id)">
<a href="https://www.forum-fic.com/" ng-if="!(time.remaining === undefined || my.team_id)">
<img src="/img/fic.png" alt="Forum International de la Cybersécurité" class="center-block">
</a>
<a href="/" ng-if="(time.start || my.team_id)" ng-cloak>
<a href="/" ng-if="(time.remaining === undefined || my.team_id)" ng-cloak>
<img src="/img/fic.png" alt="Forum International de la Cybersécurité" class="center-block">
</a>
</div>
<div id="clock" class="col-md-auto text-center" ng-hide="1">Chargement...</div>
<div id="clock" class="col-md-auto text-center" ng-class="{expired: time.expired, end: time.end}" ng-if="time.start || my.team_id" ng-cloak>
<div id="clock" class="col-md-auto text-center" ng-class="{expired: time.expired, end: time.end}" ng-if="time.remaining !== undefined && settings.end - settings.start > 0" ng-cloak>
<span id="hours">{{ time.hours | time }}</span>
<span class="point">:</span>
<span id="min">{{ time.minutes | time }}</span>
<span class="point">:</span>
<span id="sec">{{ time.seconds | time }}</span>
</div>
<div id="clock" class="col-md-auto btn-group btn-group-lg" ng-if="!(time.start || my.team_id)" ng-cloak>
<div id="clock" class="col-md-auto btn-group btn-group-lg" ng-if="time.remaining === undefined || settings.end - settings.start <= 0" ng-cloak>
<a class="btn btn-light" href="/">
<span class="glyphicon glyphicon-home"></span> Accueil
</a>
@ -83,7 +83,7 @@
<span class="teamname">{{ my.name }}</span>
</a>
</span>
<span class="navbar-text text-light" ng-show="!my.team_id && time.start" ng-cloak>
<span class="navbar-text text-light" ng-show="!my.team_id && time.remaining === undefined" ng-cloak>
<a ng-href="/register" class="badge badge-warning" role="button">
Inscription
</a>

46
frontend/static/js/challenge.js
View file

@ -45,17 +45,37 @@ angular.module("FICApp", ["ngRoute", "ngSanitize"])
$('[data-toggle="popover"]').popover();
$rootScope.recvTime = function(response) {
sessionStorage.userService = angular.toJson({
"cu": Math.floor(response.headers("x-fic-time") * 1000),
"he": (new Date()).getTime(),
});
}
function updTime() {
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)) {
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);
}
if (time.st > 0 && time.st <= srv_cur) {
remain = time.st + time.du - srv_cur;
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;
}
remain = remain / 1000;
if (remain < 0) {
remain = 0;
$rootScope.time.end = true;
@ -67,8 +87,7 @@ angular.module("FICApp", ["ngRoute", "ngSanitize"])
$rootScope.time.end = false;
$rootScope.time.expired = false;
}
$rootScope.time.start = time.st * 1000;
$rootScope.time.duration = time.du;
$rootScope.time.remaining = remain;
$rootScope.time.hours = Math.floor(remain / 3600);
$rootScope.time.minutes = Math.floor((remain % 3600) / 60);
@ -95,13 +114,12 @@ angular.module("FICApp", ["ngRoute", "ngSanitize"])
if (!justMy) {
$timeout.cancel($scope.cbr);
$scope.cbr = $timeout($rootScope.refresh, 42000);
$http.get("/time.json").then(function(response) {
var time = response.data;
time.he = (new Date()).getTime();
sessionStorage.userService = angular.toJson(time);
});
$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) {
$scope.themes = response.data;

4
frontend/submit.go
View file

@ -6,12 +6,10 @@ import (
"path"
"strconv"
"time"
fronttime "srs.epita.fr/fic-server/frontend/time"
)
func SubmissionHandler(w http.ResponseWriter, r *http.Request, team string, sURL []string) {
if time.Now().Sub(fronttime.ChallengeEnd) > 0 {
if time.Now().Sub(challengeEnd) > 0 {
http.Error(w, "{\"errmsg\":\"Vous ne pouvez plus soumettre, le challenge est terminé.\"}", http.StatusForbidden)
return
}

36
frontend/time/time.go
View file

@ -1,36 +0,0 @@
package time
import (
"encoding/json"
"fmt"
"log"
"net/http"
"time"
)
var ChallengeStart time.Time
var ChallengeEnd time.Time = time.Unix(0, 0)
type TimeHandler struct {}
type timeObject struct {
Started int64 `json:"st"`
Time int64 `json:"cu"`
Duration int `json:"du"`
}
func (t TimeHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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())
w.Header().Set("Content-Type", "application/json")
if j, err := json.Marshal(timeObject{ChallengeStart.Unix(), time.Now().Unix(), int(ChallengeEnd.Sub(ChallengeStart).Seconds())}); err != nil {
http.Error(w, fmt.Sprintf("{\"errmsg\":%q}", err), http.StatusInternalServerError)
} else {
w.WriteHeader(http.StatusOK)
w.Write(j)
}
}