From e35255710bda08f162a185be8c460b6a80e19fb1 Mon Sep 17 00:00:00 2001
From: Nick Hainke <vincent@systemli.org>
Date: Fri, 1 Oct 2021 10:55:36 +0200
Subject: [PATCH] naywatch: fix procd handling

Sometimes, naywatch can not handover the watchdog to procd again using
ubus. We need to call the same ubus command multiple times until procd
takes over control again.

Signed-off-by: Nick Hainke <vincent@systemli.org>
---
 naywatch/files/naywatch.init | 28 ++++++++++++++++++++++++++--
 1 file changed, 26 insertions(+), 2 deletions(-)

diff --git a/naywatch/files/naywatch.init b/naywatch/files/naywatch.init
index ac39a99..82f53c6 100644
--- a/naywatch/files/naywatch.init
+++ b/naywatch/files/naywatch.init
@@ -1,5 +1,7 @@
 #!/bin/sh /etc/rc.common
 
+. /usr/share/libubox/jshn.sh
+
 USE_PROCD=1
 START=95
 STOP=01
@@ -58,8 +60,30 @@ stop_service() {
     sync && wait
 }
 
+watchdog_procd_runnig() {
+	watch=$(ubus call system watchdog)
+	json_load "$watch"
+	json_get_var watchdogstatus status
+	if [[ "$watchdogstatus" == "running" ]] ; then
+        echo "1"
+        return
+	fi
+    echo "0"
+}
+
 service_stopped() {
     log "Naywatch Stopped!"
-    log "Handover Watchdog to procd again:"
-    ubus call system watchdog '{"magicclose":true,"stop":false}' > /dev/null
+    log "Try to handover watchdog to procd again."
+    for i in 1 2 3 4 5 6 7 8 9 10 ; do
+        sleep 5
+        ubus call system watchdog '{"stop":false}' > /dev/null
+        if [[ $(watchdog_procd_runnig) == "1" ]] ; then
+            break
+        fi
+    done
+    if [[ $(watchdog_procd_runnig) == "1" ]] ; then
+        log "Handover sucessfully!"
+    else
+        log "Handover to procd failed! Device can reboot!"
+    fi
 }