110 lines
3.2 KiB
Bash
110 lines
3.2 KiB
Bash
#!/bin/bash
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# ============================================================================
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# PoE Device Check Script
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# - prüft Erreichbarkeit von Geräten
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# - startet PoE-Port bei Ausfall neu
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# - loggt Ereignisse
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# - löscht alte Logfiles (>30 Tage)
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# ============================================================================
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LOG_DIR="/var/log"
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LOGFILE="$LOG_DIR/rpi-$(date '+%Y%m%d%H%M%S').log"
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# Alte Logfiles löschen (älter als 30 Tage)
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find "$LOG_DIR" -type f -name "rpi-*.log" -mtime +30 -delete
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# Intervall aus DB abrufen
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SLEEP=$(python3 - <<'END'
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import sqlite3
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conn = sqlite3.connect("/srv/poe_manager/sqlite.db")
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row = conn.execute("SELECT value FROM settings WHERE key='check_interval'").fetchone()
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conn.close()
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print(row[0] if row else 300)
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END
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)
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SLEEP=${SLEEP:-300}
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function disable_poe() {
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local switch_ip=$1
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local switch_port=$2
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local username=$3
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local password=$4
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expect <<EOF
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set timeout 5
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spawn ssh $username@$switch_ip
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expect {
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"assword:" { send "$password\r"; exp_continue }
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"Press any key" { send "\r"; exp_continue }
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-re ".*> $" { }
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}
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send "configure terminal\r"
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expect "(config)#"
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send "interface $switch_port\r"
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expect "(eth-$switch_port)#"
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send "no power-over-ethernet\r"
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expect "(eth-$switch_port)#"
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send "exit\r"
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expect "(config)#"
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send "exit\r"
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expect "#"
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send "exit\r"
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expect ">"; send "exit\r"
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expect "Do you want to log out (y/n)?" { send "y\r" }
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expect eof
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EOF
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}
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function enable_poe() {
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local switch_ip=$1
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local switch_port=$2
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local username=$3
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local password=$4
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expect <<EOF
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set timeout 5
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spawn ssh $username@$switch_ip
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expect {
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"assword:" { send "$password\r"; exp_continue }
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"Press any key" { send "\r"; exp_continue }
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-re ".*> $" { }
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}
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send "configure terminal\r"
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expect "(config)#"
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send "interface $switch_port\r"
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expect "(eth-$switch_port)#"
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send "power-over-ethernet\r"
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expect "(eth-$switch_port)#"
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send "exit\r"
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expect "(config)#"
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send "exit\r"
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expect "#"
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send "exit\r"
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expect ">"; send "exit\r"
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expect "Do you want to log out (y/n)?" { send "y\r" }
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expect eof
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EOF
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}
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echo "" > "$LOGFILE"
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while true; do
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echo "--------------------------------------------------------------------" >> "$LOGFILE"
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python3 /srv/poe_manager/generate_ips.py | while IFS=: read -r rpi_ip dev_name switch_ip switch_hostname switch_port switch_user switch_pass; do
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if ping -c 1 -W 2 "$rpi_ip" &> /dev/null; then
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echo "$(date '+%Y-%m-%d %H:%M:%S') $dev_name ist erreichbar!" >> "$LOGFILE"
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else
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echo "$(date '+%Y-%m-%d %H:%M:%S') $dev_name ist nicht erreichbar!" >> "$LOGFILE"
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# Nur PoE neu starten, wenn Port vorhanden ist
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if [ -n "$switch_port" ] && [ "$switch_port" != "None" ]; then
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disable_poe "$switch_ip" "$switch_port" "$switch_user" "$switch_pass"
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echo "$(date '+%Y-%m-%d %H:%M:%S') $dev_name PoE auf Port $switch_port am Switch $switch_hostname deaktiviert." >> "$LOGFILE"
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sleep 2
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enable_poe "$switch_ip" "$switch_port" "$switch_user" "$switch_pass"
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echo "$(date '+%Y-%m-%d %H:%M:%S') $dev_name PoE auf Port $switch_port am Switch $switch_hostname aktiviert." >> "$LOGFILE"
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fi
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fi
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done
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sleep "$SLEEP"
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done
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