From 925f5f02f2e611262f75ef640c73b0a9d0a1545b Mon Sep 17 00:00:00 2001
From: alientim <tim@eertmoed.de>
Date: Tue, 15 Oct 2024 10:52:33 +0200
Subject: [PATCH] =?UTF-8?q?usr/bin/watchdog=20hinzugef=C3=BCgt?=
MIME-Version: 1.0
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---
 usr/bin/watchdog | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 usr/bin/watchdog

diff --git a/usr/bin/watchdog b/usr/bin/watchdog
new file mode 100644
index 0000000..aaa0047
--- /dev/null
+++ b/usr/bin/watchdog
@@ -0,0 +1,19 @@
+#!/bin/bash
+watchdog=$(sudo cat /var/lib/dhcp/* | grep -a "option watchdog" | tail -1 | \
+awk '{for (i=3; i<=NF; i++) printf "%s ", $i}' | tr -d '";')
+IFS=' ' read -r -a ip_array <<< "$watchdog"
+config_file="/etc/watchdog.conf"
+sudo cp "$config_file" "$config_file.bak"
+sudo sed -i '/ping/d' "$config_file"
+sudo sed -i '/^interval/d' "$config_file"
+echo "interval = 60" | sudo tee -a "$config_file" > /dev/null
+if [ ${#ip_array[@]} -eq 0 ]; then
+    sudo sed -i '/interval/d' "$config_file"
+    echo "No IP addresses found. Watchdog configuration cleared." >&2
+    sudo systemctl stop watchdog
+else
+    for ip in "${ip_array[@]}"; do
+        echo "ping = $ip" | sudo tee -a "$config_file" > /dev/null
+    done
+fi
+sudo systemctl restart watchdog
\ No newline at end of file