Function cmd_ls_vmm

vmm/src/vmm-cli.py:177–226

List all discovered VMM instances.

(args)

def cmd_ls_vmm(args):
    """List all discovered VMM instances."""
    instances = discover_vmm_instances()
    config = load_config()
    active_id = config.get("active_vmm")

    if not instances:
        print("No running VMM instances found.")
        print(
            f"  (scanned: {', '.join(d for d, _ in _get_discovery_dirs()) or '/run/user/*/dstack-vmm'})"
        )
        return

    if getattr(args, "json", False):
        print(json.dumps(instances, indent=2))
        return

    # Table output

    fmt = "  {active} {id:<12s} {pid:<8s} {user:<10s} {node:<12s} {address:<24s} {workdir}"
    print(
        fmt.format(
            active="",
            id="ID",
            pid="PID",
            user="USER",
            node="NAME",
            address="ADDRESS",
            workdir="WORKING DIR",
        )
    )
    print("  " + "-" * 100)

    for inst in instances:
        short_id = inst["id"][:8]
        is_active = "*" if active_id and inst["id"].startswith(active_id) else " "
        node_name = inst.get("node_name", "") or "-"
        address = inst.get("address", "?")

        print(
            fmt.format(
                active=is_active,
                id=short_id,
                pid=str(inst.get("pid", "?")),
                user=inst.get("user", "?")[:10],
                node=node_name[:12],
                address=address[:24],
                workdir=inst.get("working_dir", "?"),
            )
        )


def cmd_switch_vmm(args):