100 lines
3.3 KiB
Go
100 lines
3.3 KiB
Go
package main
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import (
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"flag"
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"fmt"
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"log"
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"net/http"
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"os"
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"path"
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"time"
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fronttime "srs.epita.fr/fic-server/frontend/time"
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"srs.epita.fr/fic-server/settings"
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)
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const startedFile = "started"
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var TeamsDir string
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var SubmissionDir string
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var TmpSubmissionDir string
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var touchTimer *time.Timer = nil
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func touchStartedFile() {
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if fd, err := os.Create(path.Join(SubmissionDir, startedFile)); err == nil {
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log.Println("Started! Go, Go, Go!!")
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fd.Close()
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} else {
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log.Fatal("Unable to start challenge:", err)
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}
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}
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func reloadSettings(config settings.FICSettings) {
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if fronttime.ChallengeStart != config.Start || fronttime.ChallengeEnd != config.End {
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if touchTimer != nil {
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touchTimer.Stop()
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}
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startSub := config.Start.Sub(time.Now())
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if startSub > 0 {
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log.Println("Challenge will starts at", config.Start, "in", startSub)
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if _, err := os.Stat(path.Join(SubmissionDir, startedFile)); !os.IsNotExist(err) {
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os.Remove(path.Join(SubmissionDir, startedFile))
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}
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touchTimer = time.AfterFunc(config.Start.Sub(time.Now().Add(time.Duration(1 * time.Second))), touchStartedFile)
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} else {
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log.Println("Challenge started at", config.Start, "since", -startSub)
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touchStartedFile()
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}
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log.Println("Challenge ends on", config.End)
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fronttime.ChallengeStart = config.Start
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fronttime.ChallengeEnd = config.End
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} else {
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log.Println("Configuration reloaded, but start/end times doesn't change.")
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}
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enableResolutionRoute = config.EnableResolutionRoute
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denyNameChange = config.DenyNameChange
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allowRegistration = config.AllowRegistration
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}
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func main() {
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var bind = flag.String("bind", "127.0.0.1:8080", "Bind port/socket")
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var prefix = flag.String("prefix", "", "Request path prefix to strip (from proxy)")
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flag.StringVar(&TeamsDir, "teams", "./TEAMS", "Base directory where save teams JSON files")
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flag.StringVar(&SubmissionDir, "submission", "./submissions/", "Base directory where save submissions")
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flag.Parse()
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log.SetPrefix("[frontend] ")
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SubmissionDir = path.Clean(SubmissionDir)
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TmpSubmissionDir = path.Join(SubmissionDir, ".tmp")
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log.Println("Creating submission directory...")
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if _, err := os.Stat(TmpSubmissionDir); os.IsNotExist(err) {
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if err := os.MkdirAll(TmpSubmissionDir, 0700); err != nil {
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log.Fatal("Unable to create submission directory: ", err)
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}
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}
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// Load configuration
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settings.LoadAndWatchSettings(path.Join(TeamsDir, settings.SettingsFile), reloadSettings)
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// Register handlers
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http.Handle(fmt.Sprintf("%s/chname/", *prefix), http.StripPrefix(fmt.Sprintf("%s/chname/", *prefix), ChNameHandler{}))
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http.Handle(fmt.Sprintf("%s/openhint/", *prefix), http.StripPrefix(fmt.Sprintf("%s/openhint/", *prefix), HintHandler{}))
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http.Handle(fmt.Sprintf("%s/registration", *prefix), http.StripPrefix(fmt.Sprintf("%s/registration", *prefix), RegistrationHandler{}))
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http.Handle(fmt.Sprintf("%s/resolution/", *prefix), http.StripPrefix(fmt.Sprintf("%s/resolution/", *prefix), ResolutionHandler{}))
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http.Handle(fmt.Sprintf("%s/submission/", *prefix), http.StripPrefix(fmt.Sprintf("%s/submission/", *prefix), SubmissionHandler{}))
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http.Handle(fmt.Sprintf("%s/time.json", *prefix), http.StripPrefix(*prefix, fronttime.TimeHandler{}))
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// Serve pages
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log.Println(fmt.Sprintf("Ready, listening on %s", *bind))
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if err := http.ListenAndServe(*bind, nil); err != nil {
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log.Fatal("Unable to listen and serve: ", err)
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}
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}
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