createContainer.sh

#!/bin/bash -aeux

# createContainer.sh - Script to create a proxmox lxc container

VMID="${1:-1000}"
CNAME="${2:-testreposerver}"
TMPL="/var/lib/vz/template/cache/oracle_8_x86_64_20250827.tar.xz"
PUBKEY="/root/.ssh/id_rsa.pub"

function cleanup {
    echo "Removing $CLIST"
    rm -f "$CLIST"
}

trap cleanup EXIT

if ! test -f "${TMPL}"; then
    echo "Template ${TMPL} not found"
    exit 1
fi

if ! test -f "${PUBKEY}"; then
    echo "Public key ${PUBKEY} not found"
    exit 1
fi

CLIST=$(mktemp)
if ! pct list > "$CLIST" 2> /dev/null; then
    echo "Failed to get container list"
    exit 1
fi
if grep -w "${VMID}" "$CLIST" ; then
    echo "VMID ${VMID} already exists"
    exit 1
elif grep -w "${CNAME}" "$CLIST" ; then
    echo "Container already exists with name ${CNAME}"
    exit 1
fi

pct create "${VMID}" "${TMPL}" \
--ostype centos \
--hostname "${CNAME}" \
--cores 2 \
--memory 512 \
--swap 512 \
--rootfs local-lvm:8 \
--net0 name=eth0,bridge=vmbr0,ip=dhcp \
--password Debbie_Loves_Ian_1993 \
--unprivileged 0 \
--onboot 1 \
--start 0 \
--features mount=nfs \
--timezone host \
--ssh-public-keys "${PUBKEY}" \