102 lines
2.7 KiB
Bash
102 lines
2.7 KiB
Bash
#!/bin/bash
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LOGFILE="/var/log/rpi-$(date '+%Y%m%d%H%M%S').log"
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# Intervall aus DB (Sekunden) abrufen
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SLEEP=$(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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# Umrechnung falls nötig
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SLEEP=${SLEEP:-300} # default 300 Sekunden
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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 $port\r"
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expect "(eth-$port)#"
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send "no power-over-ethernet\r"
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expect "(eth-$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 ">"
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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 $port\r"
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expect "(eth-$port)#"
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send "power-over-ethernet\r"
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expect "(eth-$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 ">"
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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 "--------------------------------------------------------------------" >> $LOGFILE
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IP_FILE=$(python3 /srv/poe_manager/generate_ips.py)
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while IFS=: read -r rpi_ip dev_name switch_ip switch_hostname switch_port switch_user switch_pass; do
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ping -c 1 -W 2 "$rpi_ip" &> /dev/null
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if [ $? -ne 0 ]; then
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echo "$(date '+%Y-%m-%d %H:%M:%S') $dev_name ist nicht erreichbar!" >> $LOGFILE
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disable_poe "$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." >> $LOGFILE
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else
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echo "$(date '+%Y-%m-%d %H:%M:%S') $dev_name ist erreichbar!" >> $LOGFILE
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fi
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done < "$IP_FILE"
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rm -f "$IP_FILE"
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sleep $SLEEP
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done
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