__all__ = ['VppConfigGenerator']
+def pci_dev_check(pci_dev):
+ """Check if provided PCI address is in correct format.
+
+ :param pci_dev: PCI address (expected format: xxxx:xx:xx.x).
+ :type pci_dev: str
+ :returns: True if PCI address is in correct format.
+ :rtype: bool
+ :raises ValueError: If PCI address is in incorrect format.
+ """
+ pattern = re.compile("^[0-9A-Fa-f]{4}:[0-9A-Fa-f]{2}:"
+ "[0-9A-Fa-f]{2}\\.[0-9A-Fa-f]$")
+ if not pattern.match(pci_dev):
+ raise ValueError('PCI address {addr} is not in valid format '
+ 'xxxx:xx:xx.x'.format(addr=pci_dev))
+ return True
+
+
class VppConfigGenerator(object):
"""VPP Configuration File Generator."""
return
if path[0] not in config:
config[path[0]] = {}
+ elif isinstance(config[path[0]], str):
+ config[path[0]] = {} if config[path[0]] == '' \
+ else {config[path[0]]: ''}
self.add_config_item(config[path[0]], value, path[1:])
def dump_config(self, obj, level=-1):
value = self._vpp_logfile
self.add_config_item(self._nodeconfig, value, path)
- def add_unix_cli_listen(self, value='localhost:5002'):
+ def add_unix_cli_listen(self, value='/run/vpp/cli.sock'):
"""Add UNIX cli-listen configuration.
:param value: CLI listen address and port or path to CLI socket.
:param devices: PCI device(s) (format xxxx:xx:xx.x)
:type devices: tuple
- :raises ValueError: If PCI address format is not valid.
"""
- pattern = re.compile("^[0-9A-Fa-f]{4}:[0-9A-Fa-f]{2}:"
- "[0-9A-Fa-f]{2}\\.[0-9A-Fa-f]$")
for device in devices:
- if not pattern.match(device):
- raise ValueError('PCI address {} to be added to host {} '
- 'is not in valid format xxxx:xx:xx.x'.
- format(device, self._hostname))
- path = ['dpdk', 'dev {0}'.format(device)]
- self.add_config_item(self._nodeconfig, '', path)
+ if pci_dev_check(device):
+ path = ['dpdk', 'dev {0}'.format(device)]
+ self.add_config_item(self._nodeconfig, '', path)
+
+ def add_dpdk_dev_parameter(self, device, parameter, value):
+ """Add parameter for DPDK device.
+
+ :param device: PCI device (format xxxx:xx:xx.x).
+ :param parameter: Parameter name.
+ :param value: Parameter value.
+ :type device: str
+ :type parameter: str
+ :type value: str
+ """
+ if pci_dev_check(device):
+ path = ['dpdk', 'dev {0}'.format(device), parameter]
+ self.add_config_item(self._nodeconfig, value, path)
def add_dpdk_cryptodev(self, count):
"""Add DPDK Crypto PCI device configuration.
path = ['dpdk', cryptodev_config]
self.add_config_item(self._nodeconfig, '', path)
+ def add_dpdk_eth_bond_dev(self, ethbond_id, mode, xmit_policy, *slaves):
+ """Add DPDK Eth_bond device configuration.
+
+ :param ethbond_id: Eth_bond device ID.
+ :param mode: Link bonding mode.
+ :param xmit_policy: Transmission policy.
+ :param slaves: PCI device(s) to be bonded (format xxxx:xx:xx.x).
+ :type ethbond_id: str or int
+ :type mode: str or int
+ :type xmit_policy: str
+ :type slaves: list
+ """
+ slaves_config = ',slave=' + \
+ ',slave='.join(slave if pci_dev_check(slave) else ''
+ for slave in slaves)
+ ethbond_config = 'vdev eth_bond{id},mode={mode}{slaves},' \
+ 'xmit_policy={xmit_pol}'.format(id=ethbond_id,
+ mode=mode,
+ slaves=slaves_config,
+ xmit_pol=xmit_policy)
+ path = ['dpdk', ethbond_config]
+ self.add_config_item(self._nodeconfig, '', path)
+
def add_dpdk_dev_default_rxq(self, value):
"""Add DPDK dev default rxq configuration.
path = ['dpdk', 'socket-mem']
self.add_config_item(self._nodeconfig, value, path)
- def add_dpdk_uio_driver(self, value):
+ def add_dpdk_num_mbufs(self, value):
+ """Add DPDK number of I/O buffers.
+
+ :param value: Number of I/O buffers.
+ :type value: int
+ """
+ path = ['dpdk', 'num-mbufs']
+ self.add_config_item(self._nodeconfig, value, path)
+
+ def add_dpdk_uio_driver(self, value=None):
"""Add DPDK uio-driver configuration.
- :param value: DPDK uio-driver configuration.
+ :param value: DPDK uio-driver configuration. By default, driver will be
+ loaded automatically from Topology file, still leaving
+ option to manually override by parameter.
:type value: str
"""
+ if value is None:
+ value = Topology.get_uio_driver(self._node)
path = ['dpdk', 'uio-driver']
self.add_config_item(self._nodeconfig, value, path)
path = ['ip', 'heap-size']
self.add_config_item(self._nodeconfig, value, path)
+ def add_statseg_size(self, value):
+ """Add stats segment heap size configuration.
+
+ :param value: Stats heapsize amount.
+ :type value: str
+ """
+ path = ['statseg', 'size']
+ self.add_config_item(self._nodeconfig, value, path)
+
def add_plugin(self, state, *plugins):
"""Add plugin section for specific plugin(s).
for _ in range(retries):
time.sleep(1)
ret, stdout, _ = \
- ssh.exec_command('echo show hardware-interfaces | '
- 'nc 0 5002 || echo "VPP not yet running"')
- if ret == 0 and 'VPP not yet running' not in stdout:
+ ssh.exec_command_sudo('vppctl show pci')
+ if ret == 0 and 'Connection refused' not in stdout:
break
else:
raise RuntimeError('VPP failed to restart on node {name}'.
Code Review / csit.git / blobdiff