def start_guest_with_cpuflags(cpuflags, smp=None, migration=False,
wait=True):
"""
Try to boot guest with special cpu flags and try login in to them.
"""
params_b = params.copy()
params_b["cpu_model"] = cpuflags
if smp is not None:
params_b["smp"] = smp
vm_name = "vm1-cpuflags"
vm = qemu_vm.VM(vm_name, params_b, test.bindir, env['address_cache'])
env.register_vm(vm_name, vm)
if (migration is True):
vm.create(migration_mode=mig_protocol)
else:
vm.create()
session = None
try:
vm.verify_alive()
if wait:
session = vm.wait_for_login()
except qemu_vm.ImageUnbootableError:
vm.destroy(gracefully=False)
raise
return (vm, session)
def run(test, params, env):
"""
Test command: virsh qemu-attach.
"""
pid = params.get("pid", None)
options = params.get("options", "")
status_error = "yes" == params.get("status_error", "no")
libvirtd_inst = utils_libvirtd.Libvirtd()
new_vm = None
try:
# Prepare qemu-kvm process
if pid is None:
params_b = params.copy()
new_vm = qemu_vm.VM('attach_dom', params_b, test.bindir,
env['address_cache'])
new_vm.create()
pid = new_vm.get_pid()
# Run virsh command
logging.debug("The qemu-kvm pid for attach is %s" % pid)
cmd_result = virsh.qemu_attach(pid,
options,
ignore_status=True,
debug=True)
status = cmd_result.exit_status
# Check result
if not libvirtd_inst.is_running():
test.fail("Libvirtd is not running after run command.")
if status_error:
if not status:
test.fail("Expect fail, run succeed.")
else:
logging.debug("Command failed as expected.")
else:
if status:
err_msg = "error: Failed to attach to pid"
if err_msg in cmd_result.stderr:
test.fail("Command failed: %s" % cmd_result.stderr)
list_output = virsh.dom_list().stdout.strip()
if re.search('attach_dom', list_output):
test.fail("Command failed but domain found "
"in virsh list.")
err_msg = "No worry, the command is explicitly unsupported, "
err_msg += "it's a development crutch and not highly reliable"
err_msg += " mechanism."
test.cancel(err_msg)
finally:
# Cleanup
if new_vm:
if new_vm.is_alive():
new_vm.destroy(gracefully=False)
if not libvirtd_inst.is_running():
libvirtd_inst.restart()
