From aedcfb28a36dd95e47ec093e2c3048146baf163e Mon Sep 17 00:00:00 2001
From: Sergey Matveev <stargrave@stargrave.org>
Date: Sat, 3 Jul 2021 21:44:44 +0300
Subject: [PATCH] nncp-check -cycle

---
 doc/news.ru.texi           | 4 ++++
 doc/news.texi              | 4 ++++
 src/cmd/nncp-check/main.go | 7 +++++++
 3 files changed, 15 insertions(+)

diff --git a/doc/news.ru.texi b/doc/news.ru.texi
index 7257baf..1675458 100644
--- a/doc/news.ru.texi
+++ b/doc/news.ru.texi
@@ -20,6 +20,10 @@
 У @command{nncp-rm} команды появилась @option{-all} опция, применяемая
 ко всем нодам сразу.
 
+@item
+У @command{nncp-check} команды появилась @option{-cycle} опция, вводящая
+проверку в бесконечный цикл.
+
 @item
 @command{nncp-pkt} может парсить @file{.hdr} файлы.
 
diff --git a/doc/news.texi b/doc/news.texi
index b4dd9b1..b99a29d 100644
--- a/doc/news.texi
+++ b/doc/news.texi
@@ -21,6 +21,10 @@ Fixed invalid @file{.hdr} generation when transitional packets are used.
 @option{-all} option appeared in @command{nncp-rm} command, applying to
 all the nodes at once.
 
+@item
+@option{-cycle} option appeared in @command{nncp-check} command, looping
+the check in infinite cycle.
+
 @item
 @command{nncp-pkt} can parse @file{.hdr} files.
 
diff --git a/src/cmd/nncp-check/main.go b/src/cmd/nncp-check/main.go
index 6575ded..b2a931c 100644
--- a/src/cmd/nncp-check/main.go
+++ b/src/cmd/nncp-check/main.go
@@ -24,6 +24,7 @@ import (
 	"log"
 	"os"
 	"path/filepath"
+	"time"
 
 	"go.cypherpunks.ru/nncp/v7"
 )
@@ -38,6 +39,7 @@ func usage() {
 func main() {
 	var (
 		nock      = flag.Bool("nock", false, "Process .nock files")
+		cycle     = flag.Uint("cycle", 0, "Repeat check after N seconds in infinite loop")
 		cfgPath   = flag.String("cfg", nncp.DefaultCfgPath, "Path to configuration file")
 		nodeRaw   = flag.String("node", "", "Process only that node")
 		spoolPath = flag.String("spool", "", "Override path to spool")
@@ -83,6 +85,7 @@ func main() {
 		}
 	}
 
+Cycle:
 	isBad := false
 	for nodeId, node := range ctx.Neigh {
 		if nodeOnly != nil && nodeId != *nodeOnly.Id {
@@ -105,6 +108,10 @@ func main() {
 			isBad = true
 		}
 	}
+	if *cycle > 0 {
+		time.Sleep(time.Duration(*cycle) * time.Second)
+		goto Cycle
+	}
 	if isBad {
 		os.Exit(1)
 	}
-- 
2.44.0