def is_monitor_alive(self):
"""Check if huddly-monitor is alive and registered on Dbus."""
result = dbus_send.dbus_send("org.freedesktop.DBus",
"org.freedesktop.DBus",
"/org/freedesktop/DBus", "ListNames",
None, self._host, 2, False, "cfm-monitor")
return OBJ_INTERFACE in result.response
def delete_component(self, component):
"""
Delete filter component via dbus API
Args:
@param component: name of component
"""
logging.info('delete component:' + component)
dbus_send.dbus_send('org.chromium.ComponentUpdaterService',
'org.chromium.ComponentUpdaterService',
'/org/chromium/ComponentUpdaterService',
'UnloadComponent',
timeout_seconds=20,
user='******',
args=[dbus.String(component)])
def _delete_component(self, component):
"""
Delete filter component via dbus API
@param component: name of component
"""
if component not in self._loaded_components:
return
dbus_send.dbus_send('org.chromium.ComponentUpdaterService',
'org.chromium.ComponentUpdaterService',
'/org/chromium/ComponentUpdaterService',
'UnloadComponent',
timeout_seconds=20,
user='******',
args=[dbus.String(component)])
self._loaded_components.remove(component)
def _get_component_version(self, name):
args = [dbus.String(name)]
return dbus_send.dbus_send(self.BUS_NAME,
self.BUS_INTERFACE,
self.BUS_PATH,
self.GET_COMPONENT_VERSION,
user=self.USER,
args=args).response
def _load_component(self, name):
args = [dbus.String(name)]
return dbus_send.dbus_send(self.BUS_NAME,
self.BUS_INTERFACE,
self.BUS_PATH,
self.LOAD_COMPONENT,
timeout_seconds=60,
user=self.USER,
args=args).response
def _unmount_component(self, name):
args = [dbus.String(name)]
return dbus_send.dbus_send(self.BUS_NAME,
self.BUS_INTERFACE,
self.BUS_PATH,
self.UNMOUNT_COMPONENT,
timeout_seconds=20,
user=self.USER,
args=args).response
def _load_component_at_path(self, name, path):
args = [dbus.String(name), dbus.String(path)]
return dbus_send.dbus_send(self.BUS_NAME,
self.BUS_INTERFACE,
self.BUS_PATH,
self.LOAD_COMPONENT_AT_PATH,
timeout_seconds=20,
user=self.USER,
args=args).response
def _register_component(self, name, version, path):
args = [dbus.String(name), dbus.String(version), dbus.String(path)]
return dbus_send.dbus_send(self.BUS_NAME,
self.BUS_INTERFACE,
self.BUS_PATH,
self.REGISTER_COMPONENT,
timeout_seconds=20,
user=self.USER,
args=args).response
def avahi_get_domain_name(host=None):
"""Get the current domain name being used by Avahi.
@param host: An optional host object if running against a remote host.
@return string: the current domain name being used by Avahi.
"""
result = dbus_send.dbus_send(BUS_NAME,
INTERFACE_SERVER,
'/',
'GetDomainName',
host=host,
timeout_seconds=2,
tolerate_failures=True)
return None if result is None else result.response
def avahi_get_hostname(host=None):
"""Get the lan-unique hostname of the the device.
@param host: An optional host object if running against a remote host.
@return string: the lan-unique hostname of the DUT.
"""
result = dbus_send.dbus_send(BUS_NAME,
INTERFACE_SERVER,
'/',
'GetHostName',
host=host,
timeout_seconds=2,
tolerate_failures=True)
return None if result is None else result.response
def check_dbus_available():
"""
Checks if Atrusd with dbus support is available.
@returns True if dbus is supported in atrusd. False otherwise.
"""
result = dbus_send.dbus_send('org.freedesktop.DBus',
'org.freedesktop.DBus',
'/org/freedesktop/DBus',
'ListNames',
args=None,
timeout_seconds=2,
tolerate_failures=False)
return 'org.chromium.Atrusctl' in result.response
def force_upgrade_atrus():
"""
Executes a forced upgrade of the Atrus device.
@returns True if the upgrade succeeded. False otherwise.
"""
args = [dbus.String('/lib/firmware/google/atrus-fw-bundle-latest.bin')]
result = dbus_send.dbus_send('org.chromium.Atrusctl',
'org.chromium.Atrusctl',
'/org/chromium/Atrusctl',
'ForceFirmwareUpgrade',
args=args,
timeout_seconds=90,
tolerate_failures=True)
return result.response
def confirm_peerd_up(service_name=SERVICE_NAME, timeout_seconds=10, host=None):
"""Confirm that an instance of peerd is running.
@param service_name: string name of DBus connection to look for peerd on.
Defaults to the well known peerd bus name.
@param timeout_seconds: number of seconds to wait for peerd to answer
queries.
@param host: Host object if peerd is running on a remote host.
"""
start_time = time.time()
while time.time() - start_time < timeout_seconds:
result = dbus_send.dbus_send(
service_name, DBUS_INTERFACE_MANAGER, DBUS_PATH_MANAGER,
'Ping', host=host, tolerate_failures=True)
if result is not None and result.response == 'Hello world!':
return
time.sleep(0.5)
raise error.TestFail('Timed out before peerd at %s started.' % service_name)
def avahi_ping(host=None):
"""Returns True when the avahi-deamon's DBus interface is ready.
After your launch avahi-daemon, there is a short period of time where the
daemon is running but the DBus interface isn't ready yet. This functions
blocks for a few seconds waiting for a ping response from the DBus API
and returns wether it got a response.
@param host: An optional host object if running against a remote host.
@return boolean: True if Avahi is up and in a stable state.
"""
result = dbus_send.dbus_send(BUS_NAME,
INTERFACE_SERVER,
'/',
'GetState',
host=host,
timeout_seconds=2,
tolerate_failures=True)
# AVAHI_ENTRY_GROUP_ESTABLISHED == 2
return result is not None and result.response == 2
def download_component(self, component):
"""
Download filter component via dbus API
Args:
@param component: name of component
@raises: error.TestFail is component is not loaded.
"""
logging.info('download component:' + component)
res = dbus_send.dbus_send('org.chromium.ComponentUpdaterService',
'org.chromium.ComponentUpdaterService',
'/org/chromium/ComponentUpdaterService',
'LoadComponent',
timeout_seconds=20,
user='******',
args=[dbus.String(component)])
if res.response == '':
raise error.TestFail('Component could not be loaded.')
def _load_component(self, component):
"""
Download filter component via dbus API
@param component: name of component
@raises Exception if component is not loaded.
"""
if component in self._loaded_components:
return
res = dbus_send.dbus_send('org.chromium.ComponentUpdaterService',
'org.chromium.ComponentUpdaterService',
'/org/chromium/ComponentUpdaterService',
'LoadComponent',
timeout_seconds=20,
user='******',
args=[dbus.String(component)])
if res.response == '':
message = 'Component %s could not be loaded.' % component
raise Exception(message)
self._loaded_components.append(component)
