Start Proxmox VMs across the cluster using CLI

stop_px_vms.sh

PATTERN="k8s"

VM_INFO=$(pvesh get /cluster/resources --type vm | grep $PATTERN | awk -F'│' '{for (i = 1; i <= NF; i++) {if ($i ~ /qemu\//) {gsub(/[^0-9]/, "", $i); vmid = $i;} if ($i ~ /pve[0-9]+/) {node = $i; gsub(/ /, "", node); print vmid, node; break;}}}')

# Convert VM_INFO into an array
VM_ARRAY=($VM_INFO)

# Process each VM ID and host pair
for (( i=0; i<${#VM_ARRAY[@]}; i+=2 )); do
    VM_ID=${VM_ARRAY[i]}
    HOST=${VM_ARRAY[i+1]}
    ssh $HOST "qm stop $VM_ID"
    echo "Stopping VM ID: $VM_ID on host: $HOST"
done