wg1-healthcheck.sh hinzugefügt

wg1-healthcheck.sh

@@ -0,0 +1,18 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+TARGET_IP="1.1.1.1"          # oder 8.8.8.8 o.ä.
+PING_COUNT=3
+IFACE="wg1"
+SERVICE="wg-quick@${IFACE}.service"
+
+LOGTAG="wg1-healthcheck"
+
+if ping -4 -c "${PING_COUNT}" -W 2 "${TARGET_IP}" >/dev/null 2>&1; then
+    logger -t "${LOGTAG}" "IPv4 connectivity OK to ${TARGET_IP}"
+    exit 0
+else
+    logger -t "${LOGTAG}" "IPv4 connectivity FAILED to ${TARGET_IP}, restarting ${SERVICE}"
+    systemctl restart "${SERVICE}"
+    exit 1
+fi