def test_remote_restart(self, mock_relation_ids, mock_relation_set,
mock_related_units, mock_uuid4):
mock_relation_ids.return_value = ['neutron-plugin-api-subordinate:8']
mock_related_units.return_value = ['neutron-api/0']
mock_uuid4.return_value = 'uuid4'
utils.remote_restart('neutron-plugin-api-subordinate')
mock_relation_set.assert_called_with(
relation_id='neutron-plugin-api-subordinate:8',
relation_settings={'restart-trigger': 'uuid4'})
def configure_sriov():
'''Configure SR-IOV devices based on provided configuration options'''
charm_config = config()
enable_sriov = charm_config.get('enable-sriov')
if enable_sriov and charm_config.changed('sriov-numvfs'):
devices = PCINetDevices()
sriov_numvfs = charm_config.get('sriov-numvfs')
# automatic configuration of all SR-IOV devices
if sriov_numvfs == 'auto':
log('Configuring SR-IOV device VF functions in auto mode')
for device in devices.pci_devices:
if device and device.sriov:
log("Configuring SR-IOV device"
" {} with {} VF's".format(device.interface_name,
device.sriov_totalvfs))
device.set_sriov_numvfs(device.sriov_totalvfs)
else:
# Single int blanket configuration
try:
sriov_numvfs = int(sriov_numvfs)
log('Configuring SR-IOV device VF functions'
' with blanket setting')
for device in devices.pci_devices:
if device and device.sriov:
log("Configuring SR-IOV device"
" {} with {} VF's".format(device.interface_name,
sriov_numvfs))
device.set_sriov_numvfs(sriov_numvfs)
except ValueError:
# <device>:<numvfs>[ <device>:numvfs] configuration
sriov_numvfs = sriov_numvfs.split()
for device_config in sriov_numvfs:
log('Configuring SR-IOV device VF functions per interface')
interface_name, numvfs = device_config.split(':')
device = devices.get_device_from_interface_name(
interface_name)
if device and device.sriov:
log("Configuring SR-IOV device"
" {} with {} VF's".format(device.interface_name,
numvfs))
device.set_sriov_numvfs(int(numvfs))
# Trigger remote restart in parent application
remote_restart('neutron-plugin', 'nova-compute')
def configure_sriov():
'''Configure SR-IOV devices based on provided configuration options
NOTE(fnordahl): Boot time configuration is done by init script
intalled by this charm.
This function only does runtime configuration!
'''
charm_config = config()
if not enable_sriov():
return
# make sure init script has correct mode and that boot time execution
# is enabled
os.chmod(NEUTRON_SRIOV_INIT_SCRIPT, 0o755)
service('enable', 'neutron-openvswitch-networking-sriov')
devices = PCINetDevices()
sriov_numvfs = charm_config.get('sriov-numvfs')
# automatic configuration of all SR-IOV devices
if sriov_numvfs == 'auto':
log('Configuring SR-IOV device VF functions in auto mode')
for device in devices.pci_devices:
if device and device.sriov:
log("Configuring SR-IOV device"
" {} with {} VF's".format(device.interface_name,
device.sriov_totalvfs))
device.set_sriov_numvfs(device.sriov_totalvfs)
else:
# Single int blanket configuration
try:
log('Configuring SR-IOV device VF functions'
' with blanket setting')
for device in devices.pci_devices:
if device and device.sriov:
numvfs = min(int(sriov_numvfs), device.sriov_totalvfs)
if int(sriov_numvfs) > device.sriov_totalvfs:
log('Requested value for sriov-numvfs ({}) too '
'high for interface {}. Falling back to '
'interface totalvfs '
'value: {}'.format(sriov_numvfs,
device.interface_name,
device.sriov_totalvfs))
log("Configuring SR-IOV device {} with {} "
"VFs".format(device.interface_name, numvfs))
device.set_sriov_numvfs(numvfs)
except ValueError:
# <device>:<numvfs>[ <device>:numvfs] configuration
sriov_numvfs = sriov_numvfs.split()
for device_config in sriov_numvfs:
log('Configuring SR-IOV device VF functions per interface')
interface_name, numvfs = device_config.split(':')
device = devices.get_device_from_interface_name(
interface_name)
if device and device.sriov:
if int(numvfs) > device.sriov_totalvfs:
log('Requested value for sriov-numfs ({}) too '
'high for interface {}. Falling back to '
'interface totalvfs '
'value: {}'.format(numvfs,
device.interface_name,
device.sriov_totalvfs))
numvfs = device.sriov_totalvfs
log("Configuring SR-IOV device {} with {} "
"VF's".format(device.interface_name, numvfs))
device.set_sriov_numvfs(int(numvfs))
# Trigger remote restart in parent application
remote_restart('neutron-plugin', 'nova-compute')
# Restart of SRIOV agent is required after changes to system runtime
# VF configuration
cmp_release = CompareOpenStackReleases(
os_release('neutron-common', base='icehouse'))
if cmp_release >= 'mitaka':
service_restart('neutron-sriov-agent')
else:
service_restart('neutron-plugin-sriov-agent')
def configure_sriov():
'''Configure SR-IOV devices based on provided configuration options
NOTE(fnordahl): Boot time configuration is done by init script
intalled by this charm.
This function only does runtime configuration!
'''
charm_config = config()
if not enable_sriov():
return
# make sure init script has correct mode and that boot time execution
# is enabled
os.chmod(NEUTRON_SRIOV_INIT_SCRIPT, 0o755)
service('enable', 'neutron-openvswitch-networking-sriov')
if charm_config.changed('sriov-numvfs'):
devices = PCINetDevices()
sriov_numvfs = charm_config.get('sriov-numvfs')
# automatic configuration of all SR-IOV devices
if sriov_numvfs == 'auto':
log('Configuring SR-IOV device VF functions in auto mode')
for device in devices.pci_devices:
if device and device.sriov:
log("Configuring SR-IOV device"
" {} with {} VF's".format(device.interface_name,
device.sriov_totalvfs))
# NOTE(fnordahl): run-time change of numvfs is disallowed
# without resetting to 0 first.
device.set_sriov_numvfs(0)
device.set_sriov_numvfs(device.sriov_totalvfs)
else:
# Single int blanket configuration
try:
log('Configuring SR-IOV device VF functions'
' with blanket setting')
for device in devices.pci_devices:
if device and device.sriov:
numvfs = min(int(sriov_numvfs), device.sriov_totalvfs)
if int(sriov_numvfs) > device.sriov_totalvfs:
log('Requested value for sriov-numvfs ({}) too '
'high for interface {}. Falling back to '
'interface totalvfs '
'value: {}'.format(sriov_numvfs,
device.interface_name,
device.sriov_totalvfs))
log("Configuring SR-IOV device {} with {} "
"VFs".format(device.interface_name, numvfs))
# NOTE(fnordahl): run-time change of numvfs is
# disallowed without resetting to 0 first.
device.set_sriov_numvfs(0)
device.set_sriov_numvfs(numvfs)
except ValueError:
# <device>:<numvfs>[ <device>:numvfs] configuration
sriov_numvfs = sriov_numvfs.split()
for device_config in sriov_numvfs:
log('Configuring SR-IOV device VF functions per interface')
interface_name, numvfs = device_config.split(':')
device = devices.get_device_from_interface_name(
interface_name)
if device and device.sriov:
if int(numvfs) > device.sriov_totalvfs:
log('Requested value for sriov-numfs ({}) too '
'high for interface {}. Falling back to '
'interface totalvfs '
'value: {}'.format(numvfs,
device.interface_name,
device.sriov_totalvfs))
numvfs = device.sriov_totalvfs
log("Configuring SR-IOV device {} with {} "
"VF's".format(device.interface_name, numvfs))
# NOTE(fnordahl): run-time change of numvfs is
# disallowed without resetting to 0 first.
device.set_sriov_numvfs(0)
device.set_sriov_numvfs(int(numvfs))
# Trigger remote restart in parent application
remote_restart('neutron-plugin', 'nova-compute')
# Restart of SRIOV agent is required after changes to system runtime
# VF configuration
cmp_release = CompareOpenStackReleases(
os_release('neutron-common', base='icehouse'))
if cmp_release >= 'mitaka':
service_restart('neutron-sriov-agent')
else:
service_restart('neutron-plugin-sriov-agent')
