checker: Add new level of verbosity

checker/checker.go

@@ -25,6 +25,7 @@ const (
 
 var (
 	verbose           = false
+	verbose2          = false
 	domainsHostingMap = map[string]string{}
 )
 
@@ -34,6 +35,9 @@ func check_ping(ip string, cb func(pkt *ping.Packet)) (err error) {
 	var pinger *ping.Pinger
 	pinger, err = ping.NewPinger(ip)
 	if err != nil {
+		if verbose {
+			log.Printf("check_ping: %s: %s", ip, err.Error())
+		}
 		return
 	}
 	defer pinger.Stop()
@@ -571,11 +575,20 @@ func studentsChecker() {
 		std := s
 		tuns, err := std.GetActivesTunnels()
 		if err != nil {
+			if verbose2 {
+				log.Printf("SKip %s due to error when getting active tunnels: %s", std.Login, err.Error())
+			}
 			continue
 		}
+		if verbose2 && len(tuns) == 0 {
+			log.Printf("%s has no active tunnels: %s", std.Login, err.Error())
+		}
 
 		for _, tun := range tuns {
 			stdIP := tun.GetStudentIP()
+			if verbose2 {
+				log.Printf("Tests %s on %s...", std.Login, stdIP)
+			}
 			go check_ping(stdIP, func(pkt *ping.Packet) {
 				tunnel_version, err := minTunnelVersion(std, tun.SuffixIP)
 				if verbose {

checker/main.go

@@ -14,8 +14,13 @@ import (
 func main() {
 	var dsn = flag.String("dsn", adlin.DSNGenerator(), "DSN to connect to the MySQL server")
 	flag.BoolVar(&verbose, "verbose", verbose, "Enable verbose mode")
+	flag.BoolVar(&verbose2, "verbose2", verbose2, "Enable more verbose mode")
 	flag.Parse()
 
+	if verbose2 && !verbose {
+		verbose = verbose2
+	}
+
 	// Initialize contents
 	log.Println("Opening database...")
 	if err := adlin.DBInit(*dsn); err != nil {