evdist: Add interrupts to consult state

evdist/main.go

@@ -5,8 +5,10 @@ import (
 	"io/ioutil"
 	"log"
 	"os"
+	"os/signal"
 	"path"
 	"strings"
+	"syscall"
 	"time"
 
 	"srs.epita.fr/fic-server/settings"
@@ -85,6 +87,12 @@ func main() {
 		log.Fatal(err)
 	}
 
+	// Register SIGUSR1 and SIGTERM
+	interrupt1 := make(chan os.Signal, 1)
+	signal.Notify(interrupt1, syscall.SIGUSR1)
+	interrupt := make(chan os.Signal, 1)
+	signal.Notify(interrupt, syscall.SIGTERM)
+
 	watchedNotify := fsnotify.Create
 
 	treatNewFile := func(name string) {
@@ -95,8 +103,17 @@ func main() {
 		}
 	}
 
+loop:
 	for {
 		select {
+		case <-interrupt:
+			break loop
+		case <-interrupt1:
+			log.Println("SIGUSR1 received, displaying queues")
+			log.Println("Seeing settings distlist")
+			lSettings.Print()
+			log.Println("Seeing dashboard distlist")
+			lDashboard.Print()
 		case <-lSettings.Timer.C:
 			if v := lSettings.Pop(); v != nil {
 				log.Printf("TREATING SETTINGS DIFF: %v", v)