def run_boot(test, params, env):
"""
KVM reboot test:
1) Log into a guest
2) Verify device(s) work well in guest (optional)
3) Send a reboot command or a system_reset monitor command (optional)
4) Wait until the guest is up again
5) Log into the guest to verify it's up again
6) Verify device(s) again after guest reboot (optional)
@param test: kvm test object
@param params: Dictionary with the test parameters
@param env: Dictionary with test environment.
"""
def _check_device(check_func):
func = _get_function(check_func)
if not func:
raise error.TestError("Could not find function %s" % check_func)
func(test, params, env)
error.context("Try to log into guest.")
vm = env.get_vm(params["main_vm"])
vm.verify_alive()
timeout = float(params.get("login_timeout", 240))
session = vm.wait_for_login(timeout=timeout)
check_func = params.get("check_func")
if check_func:
error.context("Verify device(s) before rebooting.")
_check_device(check_func)
if params.get("rh_perf_envsetup_script"):
virt_test_utils.service_setup(vm, session, test.virtdir)
if params.get("reboot_method"):
error.context("Reboot guest.")
if params["reboot_method"] == "system_reset":
time.sleep(int(params.get("sleep_before_reset", 10)))
session = vm.reboot(session, params["reboot_method"], 0, timeout)
if check_func:
error.context("Verify device(s) after rebooting.")
_check_device(check_func)
session.close()
def run_netperf(test, params, env):
"""
Network stress test with netperf.
1) Boot up VM(s), setup SSH authorization between host
and guest(s)/external host
2) Prepare the test environment in server/client/host
3) Execute netperf tests, collect and analyze the results
@param test: KVM test object.
@param params: Dictionary with the test parameters.
@param env: Dictionary with test environment.
"""
vm = env.get_vm(params["main_vm"])
vm.verify_alive()
login_timeout = int(params.get("login_timeout", 360))
session = vm.wait_for_login(timeout=login_timeout)
if params.get("rh_perf_envsetup_script"):
virt_test_utils.service_setup(vm, session, test.virtdir)
server = vm.get_address()
server_ctl = vm.get_address(1)
session.close()
logging.debug(commands.getoutput("numactl --hardware"))
logging.debug(commands.getoutput("numactl --show"))
# pin guest vcpus/memory/vhost threads to last numa node of host by default
if params.get('numa_node'):
numa_node = int(params.get('numa_node'))
node = virt_utils.NumaNode(numa_node)
virt_test_utils.pin_vm_threads(vm, node)
if "vm2" in params["vms"]:
vm2 = env.get_vm("vm2")
vm2.verify_alive()
session2 = vm2.wait_for_login(timeout=login_timeout)
if params.get("rh_perf_envsetup_script"):
virt_test_utils.service_setup(vm2, session2, test.virtdir)
client = vm2.get_address()
session2.close()
if params.get('numa_node'):
virt_test_utils.pin_vm_threads(vm2, node)
if params.get("client"):
client = params["client"]
if params.get("host"):
host = params["host"]
else:
cmd = "ifconfig %s|awk 'NR==2 {print $2}'|awk -F: '{print $2}'"
host = commands.getoutput(cmd % params["bridge"])
shell_port = int(params["shell_port"])
password = params["password"]
username = params["username"]
def env_setup(ip):
logging.debug("Setup env for %s" % ip)
SSHHost(ip, user=username, port=shell_port, password=password)
ssh_cmd(ip, "service iptables stop")
ssh_cmd(ip, "echo 1 > /proc/sys/net/ipv4/conf/all/arp_ignore")
netperf_dir = os.path.join(os.environ['AUTODIR'], "tests/netperf2")
for i in params.get("netperf_files").split():
virt_utils.scp_to_remote(ip, shell_port, username, password,
"%s/%s" % (netperf_dir, i), "/tmp/")
ssh_cmd(ip, params.get("setup_cmd"))
logging.info("Prepare env of server/client/host")
env_setup(server_ctl)
env_setup(client)
env_setup(host)
logging.info("Start netperf testing ...")
start_test(server, server_ctl, host, client, test.resultsdir,
l=int(params.get('l')),
sessions_rr=params.get('sessions_rr'),
sessions=params.get('sessions'),
sizes_rr=params.get('sizes_rr'),
sizes=params.get('sizes'),
protocols=params.get('protocols'),
ver_cmd=params.get('ver_cmd', "rpm -q qemu-kvm"),
netserver_port=params.get('netserver_port', "12865"))
def run_netperf(test, params, env):
"""
Network stress test with netperf.
1) Boot up VM(s), setup SSH authorization between host
and guest(s)/external host
2) Prepare the test environment in server/client/host
3) Execute netperf tests, collect and analyze the results
@param test: KVM test object.
@param params: Dictionary with the test parameters.
@param env: Dictionary with test environment.
"""
vm = env.get_vm(params["main_vm"])
vm.verify_alive()
login_timeout = int(params.get("login_timeout", 360))
session = vm.wait_for_login(timeout=login_timeout)
if params.get("rh_perf_envsetup_script"):
virt_test_utils.service_setup(vm, session, test.virtdir)
server = vm.get_address()
server_ctl = vm.get_address(1)
session.close()
logging.debug(commands.getoutput("numactl --hardware"))
logging.debug(commands.getoutput("numactl --show"))
# pin guest vcpus/memory/vhost threads to last numa node of host by default
if params.get('numa_node'):
numa_node = int(params.get('numa_node'))
node = virt_utils.NumaNode(numa_node)
virt_test_utils.pin_vm_threads(vm, node)
if "vm2" in params["vms"]:
vm2 = env.get_vm("vm2")
vm2.verify_alive()
session2 = vm2.wait_for_login(timeout=login_timeout)
if params.get("rh_perf_envsetup_script"):
virt_test_utils.service_setup(vm2, session2, test.virtdir)
client = vm2.get_address()
session2.close()
if params.get('numa_node'):
virt_test_utils.pin_vm_threads(vm2, node)
if params.get("client"):
client = params["client"]
if params.get("host"):
host = params["host"]
else:
cmd = "ifconfig %s|awk 'NR==2 {print $2}'|awk -F: '{print $2}'"
host = commands.getoutput(cmd % params["bridge"])
shell_port = int(params["shell_port"])
password = params["password"]
username = params["username"]
def env_setup(ip):
logging.debug("Setup env for %s" % ip)
SSHHost(ip, user=username, port=shell_port, password=password)
ssh_cmd(ip, "service iptables stop")
ssh_cmd(ip, "echo 1 > /proc/sys/net/ipv4/conf/all/arp_ignore")
netperf_dir = os.path.join(os.environ['AUTODIR'], "tests/netperf2")
for i in params.get("netperf_files").split():
virt_remote.scp_to_remote(ip, shell_port, username, password,
"%s/%s" % (netperf_dir, i), "/tmp/")
ssh_cmd(ip, params.get("setup_cmd"))
logging.info("Prepare env of server/client/host")
env_setup(server_ctl)
env_setup(client)
env_setup(host)
logging.info("Start netperf testing ...")
start_test(server,
server_ctl,
host,
client,
test.resultsdir,
l=int(params.get('l')),
sessions_rr=params.get('sessions_rr'),
sessions=params.get('sessions'),
sizes_rr=params.get('sizes_rr'),
sizes=params.get('sizes'),
protocols=params.get('protocols'),
ver_cmd=params.get('ver_cmd', "rpm -q qemu-kvm"),
netserver_port=params.get('netserver_port', "12865"))