mirror of https://github.com/tteck/Proxmox
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#!/usr/bin/env bash |
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while true; do |
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read -p "This will create a New Debian 10+ LXC Container. Proceed(y/n)?" yn |
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case $yn in |
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[Yy]* ) break;; |
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[Nn]* ) exit;; |
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* ) echo "Please answer yes or no.";; |
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esac |
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done |
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# Setup script environment |
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set -o errexit #Exit immediately if a pipeline returns a non-zero status |
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set -o errtrace #Trap ERR from shell functions, command substitutions, and commands from subshell |
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set -o nounset #Treat unset variables as an error |
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set -o pipefail #Pipe will exit with last non-zero status if applicable |
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shopt -s expand_aliases |
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alias die='EXIT=$? LINE=$LINENO error_exit' |
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trap die ERR |
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trap cleanup EXIT |
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function error_exit() { |
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trap - ERR |
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local DEFAULT='Unknown failure occured.' |
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local REASON="\e[97m${1:-$DEFAULT}\e[39m" |
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local FLAG="\e[91m[ERROR] \e[93m$EXIT@$LINE" |
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msg "$FLAG $REASON" |
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[ ! -z ${CTID-} ] && cleanup_ctid |
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exit $EXIT |
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} |
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function warn() { |
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local REASON="\e[97m$1\e[39m" |
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local FLAG="\e[93m[WARNING]\e[39m" |
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msg "$FLAG $REASON" |
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} |
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function info() { |
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local REASON="$1" |
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local FLAG="\e[36m[INFO]\e[39m" |
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msg "$FLAG $REASON" |
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} |
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function msg() { |
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local TEXT="$1" |
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echo -e "$TEXT" |
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} |
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function cleanup_ctid() { |
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if [ ! -z ${MOUNT+x} ]; then |
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pct unmount $CTID |
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fi |
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if $(pct status $CTID &>/dev/null); then |
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if [ "$(pct status $CTID | awk '{print $2}')" == "running" ]; then |
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pct stop $CTID |
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fi |
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pct destroy $CTID |
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elif [ "$(pvesm list $STORAGE --vmid $CTID)" != "" ]; then |
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pvesm free $ROOTFS |
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fi |
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} |
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function cleanup() { |
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popd >/dev/null |
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rm -rf $TEMP_DIR |
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} |
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function load_module() { |
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if ! $(lsmod | grep -Fq $1); then |
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modprobe $1 &>/dev/null || \ |
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die "Failed to load '$1' module." |
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fi |
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MODULES_PATH=/etc/modules |
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if ! $(grep -Fxq "$1" $MODULES_PATH); then |
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echo "$1" >> $MODULES_PATH || \ |
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die "Failed to add '$1' module to load at boot." |
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fi |
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} |
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TEMP_DIR=$(mktemp -d) |
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pushd $TEMP_DIR >/dev/null |
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# Download setup script |
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wget -qL https://raw.githubusercontent.com/tteck/Proxmox/main/debian10_setup.sh |
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# Detect modules and automatically load at boot |
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load_module overlay |
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# Select storage location |
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while read -r line; do |
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TAG=$(echo $line | awk '{print $1}') |
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TYPE=$(echo $line | awk '{printf "%-10s", $2}') |
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FREE=$(echo $line | numfmt --field 4-6 --from-unit=K --to=iec --format %.2f | awk '{printf( "%9sB", $6)}') |
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ITEM=" Type: $TYPE Free: $FREE " |
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OFFSET=2 |
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if [[ $((${#ITEM} + $OFFSET)) -gt ${MSG_MAX_LENGTH:-} ]]; then |
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MSG_MAX_LENGTH=$((${#ITEM} + $OFFSET)) |
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fi |
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STORAGE_MENU+=( "$TAG" "$ITEM" "OFF" ) |
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done < <(pvesm status -content rootdir | awk 'NR>1') |
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if [ $((${#STORAGE_MENU[@]}/3)) -eq 0 ]; then |
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warn "'Container' needs to be selected for at least one storage location." |
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die "Unable to detect valid storage location." |
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elif [ $((${#STORAGE_MENU[@]}/3)) -eq 1 ]; then |
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STORAGE=${STORAGE_MENU[0]} |
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else |
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while [ -z "${STORAGE:+x}" ]; do |
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STORAGE=$(whiptail --title "Storage Pools" --radiolist \ |
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"Which storage pool you would like to use for the container?\n\n" \ |
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16 $(($MSG_MAX_LENGTH + 23)) 6 \ |
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"${STORAGE_MENU[@]}" 3>&1 1>&2 2>&3) || exit |
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done |
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fi |
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info "Using '$STORAGE' for storage location." |
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# Get the next guest VM/LXC ID |
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CTID=$(pvesh get /cluster/nextid) |
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info "Container ID is $CTID." |
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# Download latest Debian 10 LXC template |
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msg "Updating LXC template list..." |
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pveam update >/dev/null |
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msg "Downloading LXC template..." |
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OSTYPE=debian |
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OSVERSION=${OSTYPE}-10 |
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mapfile -t TEMPLATES < <(pveam available -section system | sed -n "s/.*\($OSVERSION.*\)/\1/p" | sort -t - -k 2 -V) |
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TEMPLATE="${TEMPLATES[-1]}" |
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pveam download local $TEMPLATE >/dev/null || |
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die "A problem occured while downloading the LXC template." |
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# Create variables for container disk |
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STORAGE_TYPE=$(pvesm status -storage $STORAGE | awk 'NR>1 {print $2}') |
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case $STORAGE_TYPE in |
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dir|nfs) |
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DISK_EXT=".raw" |
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DISK_REF="$CTID/" |
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;; |
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zfspool) |
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DISK_PREFIX="subvol" |
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DISK_FORMAT="subvol" |
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;; |
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esac |
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DISK=${DISK_PREFIX:-vm}-${CTID}-disk-0${DISK_EXT-} |
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ROOTFS=${STORAGE}:${DISK_REF-}${DISK} |
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# Create LXC |
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msg "Creating LXC container..." |
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DISK_SIZE=2G |
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pvesm alloc $STORAGE $CTID $DISK $DISK_SIZE --format ${DISK_FORMAT:-raw} >/dev/null |
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if [ "$STORAGE_TYPE" == "zfspool" ]; then |
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warn "Some containers may not work properly due to ZFS not supporting 'fallocate'." |
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else |
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mkfs.ext4 $(pvesm path $ROOTFS) &>/dev/null |
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fi |
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ARCH=$(dpkg --print-architecture) |
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HOSTNAME=debian10 |
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TEMPLATE_STRING="local:vztmpl/${TEMPLATE}" |
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pct create $CTID $TEMPLATE_STRING -arch $ARCH -features nesting=1 \ |
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-hostname $HOSTNAME -net0 name=eth0,bridge=vmbr0,ip=dhcp -onboot 1 -cores 1 -memory 512\ |
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-ostype $OSTYPE -rootfs $ROOTFS,size=$DISK_SIZE -storage $STORAGE >/dev/null |
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# Set container timezone to match host |
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MOUNT=$(pct mount $CTID | cut -d"'" -f 2) |
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ln -fs $(readlink /etc/localtime) ${MOUNT}/etc/localtime |
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pct unmount $CTID && unset MOUNT |
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# Setup container |
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msg "Starting LXC container..." |
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pct start $CTID |
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pct push $CTID debian10_setup.sh /debian10_setup.sh -perms 755 |
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pct exec $CTID /debian10_setup.sh |
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# Get network details and show completion message |
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IP=$(pct exec $CTID ip a s dev eth0 | sed -n '/inet / s/\// /p' | awk '{print $2}') |
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info "Successfully created a Debian 10 LXC Container to $CTID at IP Address ${IP}" |
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