score-sync-zqds: It works! + some optimizations

remote/scores-sync-zqds/main.go

@@ -8,6 +8,7 @@ import (
 	"path"
 	"syscall"
 
+	"golang.org/x/oauth2/clientcredentials"
 	"gopkg.in/fsnotify.v1"
 )
 
@@ -27,9 +28,11 @@ func main() {
 		roundId = v
 	}
 
+	var clientId string
 	if v, exists := os.LookupEnv("ZQDS_CLIENTID"); exists {
 		clientId = v
 	}
+	var clientSecret string
 	if v, exists := os.LookupEnv("ZQDS_CLIENTSECRET"); exists {
 		clientSecret = v
 	}
@@ -46,6 +49,13 @@ func main() {
 
 	TeamsDir = path.Clean(TeamsDir)
 
+	configOauth = clientcredentials.Config{
+		ClientID:     clientId,
+		ClientSecret: clientSecret,
+		Scopes:       []string{"score:update"},
+		TokenURL:     TokenURL,
+	}
+
 	log.Println("Registering directory events...")
 	watcher, err := fsnotify.NewWatcher()
 	if err != nil {
@@ -57,8 +67,10 @@ func main() {
 		log.Fatal(err)
 	}
 
-	if _, err := os.Stat(path.Join(TeamsDir, "teams.json")); err == nil {
-		treatAll(path.Join(TeamsDir, "teams.json"))
+	if !skipInitialSync {
+		if _, err := os.Stat(path.Join(TeamsDir, "teams.json")); err == nil {
+			treatAll(path.Join(TeamsDir, "teams.json"))
+		}
 	}
 
 	// Register SIGUSR1, SIGUSR2
@@ -74,7 +86,7 @@ func main() {
 			treatAll(path.Join(TeamsDir, "teams.json"))
 			log.Println("SIGHUP treated.")
 		case ev := <-watcher.Events:
-			if ev.Name == "teams.json" {
+			if path.Base(ev.Name) == "teams.json" {
 				if ev.Op&watchedNotify == watchedNotify {
 					if *debugINotify {
 						log.Println("Treating event:", ev, "for", ev.Name)
@@ -83,6 +95,7 @@ func main() {
 				} else if ev.Op&fsnotify.Write == fsnotify.Write {
 					log.Println("FSNOTIFY WRITE SEEN. Prefer looking at them, as it appears files are not atomically moved.")
 					watchedNotify = fsnotify.Write
+					go treatDiff(ev.Name)
 				} else if *debugINotify {
 					log.Println("Skipped teams.json event:", ev)
 				}