From def822cd45377715589c2abdd0624049cfd51d35 Mon Sep 17 00:00:00 2001
From: nemunaire <nemunaire@nemunai.re>
Date: Fri, 10 Nov 2017 20:53:49 +0100
Subject: [PATCH] frontend: avoid RW access to TEAMS dir by placing startedFile
 into submissions

---
 backend/generation.go | 3 ++-
 frontend/main.go      | 6 +++---
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/backend/generation.go b/backend/generation.go
index ccc59699..74a51b40 100644
--- a/backend/generation.go
+++ b/backend/generation.go
@@ -14,7 +14,7 @@ import (
 
 // Check if the challenge is started or not
 func isStarted() bool {
-	if _, err := os.Stat(path.Join(TeamsDir, "started")); os.IsNotExist(err) {
+	if _, err := os.Stat(path.Join(SubmissionDir, "started")); os.IsNotExist(err) {
 		return false
 	}
 	return true
@@ -38,6 +38,7 @@ func genTeamMyFile(team fic.Team) error {
 		return err
 	}
 
+	// Speed up generation when challenge is started
 	if !isStarted() {
 		if my, err := fic.MyJSONTeam(&team, false); err != nil {
 			return err
diff --git a/frontend/main.go b/frontend/main.go
index 3c939ef4..0bcac03b 100644
--- a/frontend/main.go
+++ b/frontend/main.go
@@ -22,7 +22,7 @@ var TmpSubmissionDir string
 var touchTimer *time.Timer = nil
 
 func touchStartedFile() {
-	if fd, err := os.Create(path.Join(TeamsDir, startedFile)); err == nil {
+	if fd, err := os.Create(path.Join(SubmissionDir, startedFile)); err == nil {
 		log.Println("Started! Go, Go, Go!!")
 		fd.Close()
 	} else {
@@ -39,8 +39,8 @@ func reloadSettings(config settings.FICSettings) {
 		if startSub > 0 {
 			log.Println("Challenge will starts at", config.Start, "in", startSub)
 
-			if _, err := os.Stat(path.Join(TeamsDir, startedFile)); !os.IsNotExist(err) {
-				os.Remove(path.Join(TeamsDir, startedFile))
+			if _, err := os.Stat(path.Join(SubmissionDir, startedFile)); !os.IsNotExist(err) {
+				os.Remove(path.Join(SubmissionDir, startedFile))
 			}
 
 			touchTimer = time.AfterFunc(config.Start.Sub(time.Now().Add(time.Duration(1 * time.Second))), touchStartedFile)