Create monitor-all.sh

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tteckster 2023-04-29 00:04:09 -04:00 committed by GitHub
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#!/usr/bin/env bash
# Copyright (c) 2021-2023 tteck
# Author: tteck (tteckster)
# License: MIT
# https://github.com/tteck/Proxmox/raw/main/LICENSE
# Proxmox VE LXC Monitor All
# bash -c "$(wget -qLO - https://github.com/tteck/Proxmox/raw/main/misc/monitor-all.sh)" -s add
clear
cat <<"EOF"
__ ___ _ __ ___ ____
/ |/ /___ ____ (_) /_____ _____ / | / / /
/ /|_/ / __ \/ __ \/ / __/ __ \/ ___/ / /| | / / /
/ / / / /_/ / / / / / /_/ /_/ / / / ___ |/ / /
/_/ /_/\____/_/ /_/_/\__/\____/_/ /_/ |_/_/_/
EOF
add() {
while true; do
read -p "This script will add Monitor All to Proxmox VE. Proceed(y/n)?" yn
case $yn in
[Yy]*) break ;;
[Nn]*) exit ;;
*) echo "Please answer yes or no." ;;
esac
done
echo '#!/usr/bin/env bash
# Read excluded instances from command line arguments
excluded_instances=("$@")
echo "Excluded instances: ${excluded_instances[@]}"
while true
do
# Get the list of containers and virtual machines
containers=$(pct list | tail -n +2 | cut -f1 -d" ")
virtual_machines=$(qm list | grep -oP "^\s*\K\d+(?=\s)")
# Combine the container and virtual machine lists
all_instances="$containers $virtual_machines"
for instance in $all_instances
do
# Skip excluded instances
if [[ " ${excluded_instances[@]} " =~ " ${instance} " ]]; then
continue
fi
# Determine the type of the instance (container or virtual machine)
if pct status $instance >/dev/null 2>&1; then
# It is a container
config_cmd="pct config"
IP=$(pct exec $instance ip a s dev eth0 | awk '\''/inet / {print $2}'\'' | cut -d/ -f1)
else
# It is a virtual machine
config_cmd="qm config"
IP=$(qm guest cmd $instance network-get-interfaces | egrep -o "([0-9]{1,3}\.){3}[0-9]{1,3}" | grep -E "192\.|10\.")
fi
# Skip instances based on templates
template=$($config_cmd $instance | grep template | grep -q "template:" && echo "true" || echo "false")
if [ "$template" == "true" ]; then
echo "Skipping $instance because it is a template"
continue
fi
# Ping the instance
if ! ping -c 1 $IP >/dev/null 2>&1; then
# If the instance can not be pinged, stop and start it
if pct status $instance >/dev/null 2>&1; then
# It is a container
echo "$(date): CT $instance is not responding, restarting..."
pct stop $instance >/dev/null 2>&1
sleep 5
pct start $instance >/dev/null 2>&1
else
# It is a virtual machine
if qm status $instance | grep -q "status: running"; then
echo "$(date): VM $instance is not responding, resetting..."
qm reset $instance >/dev/null 2>&1
else
qm start $instance >/dev/null 2>&1
echo "$(date): VM $instance is not running, starting..."
fi
fi
fi
done
# Wait for 5 minutes. (Edit to your needs)
echo "$(date): Pausing for 5 minutes..."
sleep 300
done >> /var/log/ping-instances.log 2>&1' >/usr/local/bin/ping-instances.sh
# Change file permissions to executable
chmod +x /usr/local/bin/ping-instances.sh
# Create ping-containers.service
echo '[Unit]
Description=Ping instances every 5 minutes and restarts if necessary
[Service]
Type=simple
# Include the CT/VM ID at the end of the line where ExecStart=/usr/local/bin/ping-instances.sh is specified,
# to indicate which CT/VN should be excluded. Example: ExecStart=/usr/local/bin/ping-instances.sh 100 102
ExecStart=/usr/local/bin/ping-instances.sh
Restart=always
StandardOutput=file:/var/log/ping-instances.log
StandardError=file:/var/log/ping-instances.log
[Install]
WantedBy=multi-user.target' >/etc/systemd/system/ping-instances.service
# Reload daemon, enable and start ping-containers.service
systemctl daemon-reload
systemctl enable -q --now ping-instances.service
clear
echo -e "\n To view Monitor All logs: cat /var/log/ping-instances.log"
}
remove() {
systemctl stop ping-instances.service
systemctl disable ping-instances.service &>/dev/null
rm /etc/systemd/system/ping-instances.service
rm /usr/local/bin/ping-instances.sh
rm /var/log/ping-instances.log
echo "Removed Monitor All from Proxmox VE"
}
if [ "$1" == "add" ]; then
add
elif [ "$1" == "remove" ]; then
remove
else
echo "Usage: $0 [ -s add | -s remove ]"
exit 1
fi