sync: Report custom errors

admin/main.go

@@ -68,6 +68,7 @@ func main() {
 	gitImporterRemote := ""
 	localImporterSymlink := false
 	baseURL := "/"
+	checkplugins := sync.CheckPluginList{}
 
 	// Read paremeters from environment
 	if v, exists := os.LookupEnv("FICOIDC_SECRET"); exists {
@@ -119,6 +120,7 @@ func main() {
 	flag.BoolVar(&fic.OptionalDigest, "optionaldigest", fic.OptionalDigest, "Is the digest required when importing files?")
 	flag.BoolVar(&fic.StrongDigest, "strongdigest", fic.StrongDigest, "Are BLAKE2b digests required or is SHA-1 good enough?")
 	flag.BoolVar(&api.IsProductionEnv, "4real", api.IsProductionEnv, "Set this flag when running for a real challenge (it disallows or avoid most of mass user progression deletion)")
+	flag.Var(&checkplugins, "rules-plugins", "List of libraries containing others rules to checks")
 	flag.Parse()
 
 	log.SetPrefix("[admin] ")
@@ -211,6 +213,15 @@ func main() {
 	os.MkdirAll(api.DashboardDir, 0777)
 	os.MkdirAll(settings.SettingsDir, 0777)
 
+	// Load rules plugins
+	for _, p := range checkplugins {
+		if err := sync.LoadChecksPlugin(p); err != nil {
+			log.Fatalf("Unable to load rule plugin %q: %s", p, err.Error())
+		} else {
+			log.Printf("Rules plugin %q successfully loaded", p)
+		}
+	}
+
 	// Initialize settings and load them
 	if !settings.ExistsSettings(path.Join(settings.SettingsDir, settings.SettingsFile)) {
 		if err = api.ResetSettings(); err != nil {