From 9bdc4373e661622a75f8e7a086a1706b31452c1a Mon Sep 17 00:00:00 2001
From: Tim Eertmoed <tim@eertmoed.de>
Date: Mon, 22 Sep 2025 00:12:32 +0200
Subject: [PATCH] =?UTF-8?q?usr/local/bin/custom/poe.sh=20hinzugef=C3=BCgt?=
MIME-Version: 1.0
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---
 usr/local/bin/custom/poe.sh | 85 +++++++++++++++++++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 usr/local/bin/custom/poe.sh

diff --git a/usr/local/bin/custom/poe.sh b/usr/local/bin/custom/poe.sh
new file mode 100644
index 0000000..17fa02f
--- /dev/null
+++ b/usr/local/bin/custom/poe.sh
@@ -0,0 +1,85 @@
+#!/bin/bash
+
+USER="admin"
+PASS="Expl0rer#2022"
+IP_FILE="/usr/local/bin/custom/ips.list"
+LOGFILE="/var/log/rpi-$(date '+%Y%m%d%H%M%S').log"
+
+function disable_poe() {
+    local switch_ip=$1
+    local port=$2
+    expect <<EOF
+set timeout 5
+spawn ssh $USER@$switch_ip
+
+expect {
+    "assword:" { send "$PASS\r"; exp_continue }
+    "Press any key" { send "\r"; exp_continue }
+    -re ".*> $" { }
+}
+send "configure terminal\r"
+expect "(config)#"
+send "interface $port\r"
+expect "(eth-$port)#"
+send "no power-over-ethernet\r"
+expect "(eth-$port)#"
+send "exit\r"
+expect "(config)#"
+send "exit\r"
+expect "#"
+send "exit\r"
+expect ">"
+send "exit\r"
+expect "Do you want to log out (y/n)?" { send "y\r" }
+expect eof
+EOF
+}
+
+function enable_poe() {
+    local switch_ip=$1
+    local port=$2
+    expect <<EOF
+set timeout 5
+spawn ssh $USER@$switch_ip
+
+expect {
+    "assword:" { send "$PASS\r"; exp_continue }
+    "Press any key" { send "\r"; exp_continue }
+    -re ".*> $" { }
+}
+send "configure terminal\r"
+expect "(config)#"
+send "interface $port\r"
+expect "(eth-$port)#"
+send "power-over-ethernet\r"
+expect "(eth-$port)#"
+send "exit\r"
+expect "(config)#"
+send "exit\r"
+expect "#"
+send "exit\r"
+expect ">"
+send "exit\r"
+expect "Do you want to log out (y/n)?" { send "y\r" }
+expect eof
+EOF
+}
+
+echo "" > $LOGFILE
+while true; do
+   echo "--------------------------------------------------------------------" >> $LOGFILE
+   while IFS=: read -r ip switch port hap; do
+       ping -c 1 -W 2 $ip &> /dev/null
+       if [ $? -ne 0 ]; then
+           echo "$(date '+%Y-%m-%d %H:%M:%S') $hap ist nicht erreichbar!" >> $LOGFILE
+           disable_poe $switch $port
+           echo "$(date '+%Y-%m-%d %H:%M:%S') $hap PoE auf Port $port für IP $ip am Switch $switch deaktiviert." >> $LOGFILE
+           sleep 2
+           enable_poe $switch $port
+           echo "$(date '+%Y-%m-%d %H:%M:%S') $hap PoE auf Port $port für IP $ip am Switch $switch aktiviert." >> $LOGFILE
+       else
+           echo "$(date '+%Y-%m-%d %H:%M:%S') $hap ist erreichbar!" >> $LOGFILE
+       fi
+   done < "$IP_FILE"
+   sleep 300
+done
\ No newline at end of file