Proxmox/misc/update-lxcs.sh

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#!/usr/bin/env bash
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function header_info {
cat <<"EOF"
__ __ __ __ __ _ ________
/ / / /___ ____/ /___ _/ /____ / / | |/ / ____/
/ / / / __ \/ __ / __ `/ __/ _ \ / / | / /
/ /_/ / /_/ / /_/ / /_/ / /_/ __/ / /___/ / /___
\____/ .___/\__,_/\__,_/\__/\___/ /_____/_/|_\____/
/_/
EOF
}
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set -e
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YW=$(echo "\033[33m")
BL=$(echo "\033[36m")
RD=$(echo "\033[01;31m")
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CM='\xE2\x9C\x94\033'
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GN=$(echo "\033[1;92m")
CL=$(echo "\033[m")
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clear
header_info
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while true; do
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read -p "This Will Update All LXC Containers. Proceed(y/n)?" yn
case $yn in
[Yy]*) break ;;
[Nn]*) exit ;;
*) echo "Please answer yes or no." ;;
esac
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done
clear
containers=$(pct list | tail -n +2 | cut -f1 -d' ')
function update_container() {
container=$1
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clear
header_info
name=`pct exec $container hostname`
echo -e "${BL}[Info]${GN} Updating ${BL}$container${CL} : ${GN}$name${CL} \n"
pct config $container > temp
os=`awk '/^ostype/' temp | cut -d' ' -f2`
if [ "$os" == "alpine" ]; then
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pct exec $container -- ash -c "apk update && apk upgrade"
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elif [ "$os" == "ubuntu" ] || [ "$os" == "debian" ] || [ "$os" == "devuan" ]; then
pct exec $container -- bash -c "apt-get update && apt-get -y upgrade"
elif [ "$os" == "fedora" ] || [ "$os" == "rocky" ] || [ "$os" == "centos" ] || [ "$os" == "alma" ]; then
pct exec $container -- bash -c "dnf -y update && dnf -y upgrade"
elif [ "$os" == "archlinux" ]; then
pct exec $container -- bash -c "pacman -Syyu --noconfirm"
else
pct exec $container -- bash -c "yum -y update"
fi
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}
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header_info
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read -p "Skip stopped containers? [y/N]" -n 1 -r
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echo
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if [[ ! $REPLY =~ ^[Yy]$ ]]; then
skip=no
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else
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skip=yes
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fi
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for container in $containers; do
status=$(pct status $container)
if [ "$skip" == "no" ]; then
if [ "$status" == "status: stopped" ]; then
echo -e "${BL}[Info]${GN} Starting${BL} $container ${CL} \n"
pct start $container
echo -e "${BL}[Info]${GN} Waiting For${BL} $container${CL}${GN} To Start ${CL} \n"
sleep 5
update_container $container
echo -e "${BL}[Info]${GN} Shutting down${BL} $container ${CL} \n"
pct shutdown $container &
elif [ "$status" == "status: running" ]; then
update_container $container
fi
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fi
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if [ "$skip" == "yes" ]; then
if [ "$status" == "status: running" ]; then
update_container $container
fi
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fi
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done
wait
rm -rf temp
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clear
header_info
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echo -e "${GN} Finished, All Containers Updated. ${CL} \n"