#!/bin/bash
TEMPLATE_VM_ID=202404001

INPUT_FILE=$1
POOL_NAME=$2
NEXT_VM_ID=$3

if ! command -v jq &> /dev/null; then
    echo "jq is not installed. Please install it using 'apt install jq' to continue."
    exit 1
fi

if [ -z "$INPUT_FILE"  ] | [ -z "$POOL_NAME" ] | [ -z "$NEXT_VM_ID" ]; then
    echo "Usage: $0 <path-to-input-file> <resource-pool-name> <start-vmid>"
    echo "Input file format:"
    echo -e "\tusername1"
    echo -e "\tusername2"
    echo -e "\t..."
    exit 1
fi

POOL_EXISTS=$(pvesh get /pools --output-format=json | jq -r ".[] | select(.poolid == \"$POOL_NAME\") | .poolid")

if [ "$POOL_EXISTS" == "$POOL_NAME" ]; then
    echo "Resource pool '$POOL_NAME' exists."
else
    echo "Resource pool '$POOL_NAME' does not exist, creating..."
    pvesh create /pools --poolid $POOL_NAME
fi

while read -r username; do
    USERNAME=$(echo "$line")
    echo "Creating VM for $username in $POOL_NAME"
    qm clone $TEMPLATE_VM_ID $NEXT_VM_ID --name "$username" --full false --pool $POOL_NAME
    qm set $NEXT_VM_ID --args "-fw_cfg name=\"opt/fr.iut-fbleau/hostname\",string=\"vm-$username\" -fw_cfg name=\"opt/fr.iut-fbleau/domainname\",string=\"vm.iut-fbleau.fr\""
    pvesh set /access/acl --path /vms/$NEXT_VM_ID --roles PVEVMUser --users "$username@arda.lan"
    ((NEXT_VM_ID++))
done < "$INPUT_FILE"