-# Copyright (c) 2018 Cisco and/or its affiliates.
+# Copyright (c) 2024 Cisco and/or its affiliates.
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at:
"""VPP Configuration File Generator library."""
import re
-import time
-from resources.libraries.python.ssh import SSH
-from resources.libraries.python.constants import Constants
-from resources.libraries.python.DUTSetup import DUTSetup
+from resources.libraries.python.Constants import Constants
+from resources.libraries.python.ssh import exec_cmd_no_error
from resources.libraries.python.topology import NodeType
from resources.libraries.python.topology import Topology
+from resources.libraries.python.VPPUtil import VPPUtil
-__all__ = ['VppConfigGenerator']
+__all__ = ["VppConfigGenerator", "VppInitConfig"]
def pci_dev_check(pci_dev):
: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]$")
- if not pattern.match(pci_dev):
- raise ValueError('PCI address {addr} is not in valid format '
- 'xxxx:xx:xx.x'.format(addr=pci_dev))
+ pattern = re.compile(
+ r"^[0-9A-Fa-f]{4}:[0-9A-Fa-f]{2}:[0-9A-Fa-f]{2}\.[0-9A-Fa-f]$"
+ )
+ if not re.match(pattern, pci_dev):
+ raise ValueError(
+ f"PCI address {pci_dev} is not in valid format xxxx:xx:xx.x"
+ )
return True
-class VppConfigGenerator(object):
+class VppConfigGenerator:
"""VPP Configuration File Generator."""
def __init__(self):
"""Initialize library."""
# VPP Node to apply configuration on
- self._node = ''
- # VPP Hostname
- self._hostname = ''
+ self._node = ""
+ # Topology node key
+ self._node_key = ""
# VPP Configuration
- self._nodeconfig = {}
+ self._nodeconfig = dict()
# Serialized VPP Configuration
- self._vpp_config = ''
+ self._vpp_config = ""
# VPP Service name
- self._vpp_service_name = 'vpp'
- # VPP Logfile location
- self._vpp_logfile = '/tmp/vpe.log'
+ self._vpp_service_name = "vpp"
# VPP Startup config location
- self._vpp_startup_conf = '/etc/vpp/startup.conf'
- # VPP Startup config backup location
- self._vpp_startup_conf_backup = None
+ self._vpp_startup_conf = "/etc/vpp/startup.conf"
- def set_node(self, node):
+ def set_node(self, node, node_key=None):
"""Set DUT node.
:param node: Node to store configuration on.
+ :param node_key: Topology node key.
:type node: dict
+ :type node_key: str
:raises RuntimeError: If Node type is not DUT.
"""
- if node['type'] != NodeType.DUT:
- raise RuntimeError('Startup config can only be applied to DUT'
- 'node.')
+ if node["type"] != NodeType.DUT:
+ raise RuntimeError(
+ "Startup config can only be applied to DUTnode."
+ )
self._node = node
- self._hostname = Topology.get_node_hostname(node)
-
- def set_vpp_logfile(self, logfile):
- """Set VPP logfile location.
-
- :param logfile: VPP logfile location.
- :type logfile: str
- """
- self._vpp_logfile = logfile
-
- def set_vpp_startup_conf_backup(self, backup='/etc/vpp/startup.backup'):
- """Set VPP startup configuration backup.
-
- :param backup: VPP logfile location.
- :type backup: str
- """
- self._vpp_startup_conf_backup = backup
+ self._node_key = node_key
def get_config_str(self):
"""Get dumped startup configuration in VPP config format.
config[path[0]] = value
return
if path[0] not in config:
- config[path[0]] = {}
+ config[path[0]] = dict()
elif isinstance(config[path[0]], str):
- config[path[0]] = {} if config[path[0]] == '' \
- else {config[path[0]]: ''}
+ config[path[0]] = dict() 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):
:type level: int
:returns: nothing
"""
- indent = ' '
+ indent = " "
if level >= 0:
- self._vpp_config += '{}{{\n'.format((level) * indent)
+ self._vpp_config += f"{level * indent}{{\n"
if isinstance(obj, dict):
for key, val in obj.items():
- if hasattr(val, '__iter__'):
- self._vpp_config += '{}{}\n'.format((level + 1) * indent,
- key)
+ if hasattr(val, u"__iter__") and not isinstance(val, str):
+ self._vpp_config += f"{(level + 1) * indent}{key}\n"
self.dump_config(val, level + 1)
else:
- self._vpp_config += '{}{} {}\n'.format((level + 1) * indent,
- key, val)
+ self._vpp_config += f"{(level + 1) * indent}{key} {val}\n"
else:
for val in obj:
- self._vpp_config += '{}{}\n'.format((level + 1) * indent, val)
+ self._vpp_config += f"{(level + 1) * indent}{val}\n"
if level >= 0:
- self._vpp_config += '{}}}\n'.format(level * indent)
+ self._vpp_config += f"{level * indent}}}\n"
- def add_unix_log(self, value=None):
+ def add_unix_log(self, value="/var/log/vpp/vpp.log"):
"""Add UNIX log configuration.
:param value: Log file.
:type value: str
"""
- path = ['unix', 'log']
- if value is None:
- value = self._vpp_logfile
+ path = ["unix", "log"]
self.add_config_item(self._nodeconfig, value, path)
- def add_unix_cli_listen(self, value='/run/vpp/cli.sock'):
+ 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.
:type value: str
"""
- path = ['unix', 'cli-listen']
+ path = ["unix", "cli-listen"]
self.add_config_item(self._nodeconfig, value, path)
- def add_unix_gid(self, value='vpp'):
+ def add_unix_cli_no_pager(self):
+ """Add UNIX cli-no-pager configuration."""
+ path = ["unix", "cli-no-pager"]
+ self.add_config_item(self._nodeconfig, "", path)
+
+ def add_unix_gid(self, value="vpp"):
"""Add UNIX gid configuration.
:param value: Gid.
:type value: str
"""
- path = ['unix', 'gid']
+ path = ["unix", "gid"]
self.add_config_item(self._nodeconfig, value, path)
def add_unix_nodaemon(self):
"""Add UNIX nodaemon configuration."""
- path = ['unix', 'nodaemon']
- self.add_config_item(self._nodeconfig, '', path)
+ path = ["unix", "nodaemon"]
+ self.add_config_item(self._nodeconfig, "", path)
def add_unix_coredump(self):
"""Add UNIX full-coredump configuration."""
- path = ['unix', 'full-coredump']
- self.add_config_item(self._nodeconfig, '', path)
+ path = ["unix", "full-coredump"]
+ self.add_config_item(self._nodeconfig, "", path)
def add_unix_exec(self, value):
"""Add UNIX exec configuration."""
- path = ['unix', 'exec']
+ path = ["unix", "exec"]
self.add_config_item(self._nodeconfig, value, path)
- def add_api_segment_gid(self, value='vpp'):
- """Add API-SEGMENT gid configuration.
+ def add_socksvr(self, socket=Constants.SOCKSVR_PATH):
+ """Add socksvr configuration."""
+ path = ["socksvr", "socket-name"]
+ self.add_config_item(self._nodeconfig, socket, path)
+
+ def add_graph_node_variant(self, variant=Constants.GRAPH_NODE_VARIANT):
+ """Add default graph node variant.
+
+ :param value: Graph node variant default value.
+ :type value: str
+ """
+ if variant == "":
+ return
+ variant_list = ["hsw", "skx", "icl"]
+ if variant not in variant_list:
+ raise ValueError("Invalid graph node variant value")
+ path = ["node", "default", "variant"]
+ self.add_config_item(self._nodeconfig, variant, path)
+
+ def add_api_segment_gid(self, value="testuser"):
+ """Add api-segment gid configuration.
:param value: Gid.
:type value: str
"""
- path = ['api-segment', 'gid']
+ path = ["api-segment", "gid"]
self.add_config_item(self._nodeconfig, value, path)
def add_api_segment_global_size(self, value):
- """Add API-SEGMENT global-size configuration.
+ """Add api-segment global-size configuration.
:param value: Global size.
:type value: str
"""
- path = ['api-segment', 'global-size']
+ path = ["api-segment", "global-size"]
+ self.add_config_item(self._nodeconfig, value, path)
+
+ def add_api_segment_prefix(self, value="vpp"):
+ """Add api-segment prefix configuration.
+
+ :param value: Gid.
+ :type value: str
+ """
+ path = ["api-segment", "prefix"]
self.add_config_item(self._nodeconfig, value, path)
def add_api_segment_api_size(self, value):
- """Add API-SEGMENT api-size configuration.
+ """Add api-segment api-size configuration.
:param value: API size.
:type value: str
"""
- path = ['api-segment', 'api-size']
+ path = ["api-segment", "api-size"]
+ self.add_config_item(self._nodeconfig, value, path)
+
+ def add_buffers_per_numa(self, value):
+ """Increase number of buffers allocated.
+
+ :param value: Number of buffers allocated.
+ :type value: int
+ """
+ path = ["buffers", "buffers-per-numa"]
+ self.add_config_item(self._nodeconfig, value, path)
+
+ def add_buffers_default_data_size(self, value):
+ """Increase buffers data-size allocated.
+
+ :param value: Buffers data-size allocated.
+ :type value: int
+ """
+ path = ["buffers", "default data-size"]
self.add_config_item(self._nodeconfig, value, path)
def add_dpdk_dev(self, *devices):
"""
for device in devices:
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.
+ path = ["dpdk", f"dev {device}"]
+ self.add_config_item(self._nodeconfig, "", path)
- :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):
+ def add_dpdk_cryptodev(self, count, num_rx_queues=1):
"""Add DPDK Crypto PCI device configuration.
:param count: Number of HW crypto devices to add.
+ :param num_rx_queues: Number of RX queues per QAT interface.
:type count: int
- """
- cryptodev = Topology.get_cryptodev(self._node)
- for i in range(count):
- cryptodev_config = 'dev {0}'.format(
- re.sub(r'\d.\d$', '1.'+str(i), cryptodev))
- path = ['dpdk', cryptodev_config]
- self.add_config_item(self._nodeconfig, '', path)
- self.add_dpdk_uio_driver('igb_uio')
+ :type num_rx_queues: int
+ """
+ cryptodevs = Topology.get_cryptodev(self._node)
+ for device in cryptodevs.values():
+ for i in range(int(count/len(cryptodevs))):
+ numvfs = device["numvfs"]
+ computed = f"{(i+1)//numvfs}.{(i+1)%numvfs}"
+ addr = re.sub(r"\d.\d$", computed, device["pci_address"])
+ path = ["dpdk", f"dev {addr}", "num-rx-queues"]
+ self.add_config_item(self._nodeconfig, num_rx_queues, path)
+ self.add_dpdk_uio_driver("vfio-pci")
def add_dpdk_sw_cryptodev(self, sw_pmd_type, socket_id, count):
"""Add DPDK SW Crypto device configuration.
:type count: int
"""
for _ in range(count):
- cryptodev_config = 'vdev cryptodev_{0}_pmd,socket_id={1}'.\
- format(sw_pmd_type, str(socket_id))
- 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)
+ cryptodev_config = f"vdev cryptodev_{sw_pmd_type}_pmd," \
+ f"socket_id={str(socket_id)}"
+ path = ["dpdk", cryptodev_config]
+ self.add_config_item(self._nodeconfig, "", path)
+
+ def add_dpdk_dev_default_devargs(self, value):
+ """Add DPDK dev default devargs configuration.
+
+ :param value: DPDK devargs to pass to interface.
+ :type value: str
+ """
+ path = ["dpdk", "dev default", "devargs"]
+ self.add_config_item(self._nodeconfig, value, path)
def add_dpdk_dev_default_rxq(self, value):
"""Add DPDK dev default rxq configuration.
:param value: Default number of rxqs.
:type value: str
"""
- path = ['dpdk', 'dev default', 'num-rx-queues']
+ path = ["dpdk", "dev default", "num-rx-queues"]
self.add_config_item(self._nodeconfig, value, path)
def add_dpdk_dev_default_txq(self, value):
:param value: Default number of txqs.
:type value: str
"""
- path = ['dpdk', 'dev default', 'num-tx-queues']
+ path = ["dpdk", "dev default", "num-tx-queues"]
self.add_config_item(self._nodeconfig, value, path)
def add_dpdk_dev_default_rxd(self, value):
:param value: Default number of rxds.
:type value: str
"""
- path = ['dpdk', 'dev default', 'num-rx-desc']
+ path = ["dpdk", "dev default", "num-rx-desc"]
self.add_config_item(self._nodeconfig, value, path)
def add_dpdk_dev_default_txd(self, value):
:param value: Default number of txds.
:type value: str
"""
- path = ['dpdk', 'dev default', 'num-tx-desc']
+ path = ["dpdk", "dev default", "num-tx-desc"]
self.add_config_item(self._nodeconfig, value, path)
+ def add_dpdk_dev_default_tso(self):
+ """Add DPDK dev default tso configuration."""
+ path = ["dpdk", "dev default", "tso"]
+ self.add_config_item(self._nodeconfig, "on", path)
+
def add_dpdk_log_level(self, value):
"""Add DPDK log-level configuration.
:param value: Log level.
:type value: str
"""
- path = ['dpdk', 'log-level']
+ path = ["dpdk", "log-level"]
self.add_config_item(self._nodeconfig, value, path)
- def add_dpdk_socketmem(self, value):
- """Add DPDK socket memory configuration.
-
- :param value: Socket memory size.
- :type value: str
- """
- path = ['dpdk', 'socket-mem']
- self.add_config_item(self._nodeconfig, value, path)
+ def add_dpdk_no_pci(self):
+ """Add DPDK no-pci."""
+ path = ["dpdk", "no-pci"]
+ self.add_config_item(self._nodeconfig, "", path)
def add_dpdk_uio_driver(self, value=None):
"""Add 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.
+ 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']
+ path = ["dpdk", "uio-driver"]
+ self.add_config_item(self._nodeconfig, value, path)
+
+ def add_dpdk_max_simd_bitwidth(self, variant=Constants.GRAPH_NODE_VARIANT):
+ """Add DPDK max-simd-bitwidth configuration.
+
+ :param value: Graph node variant default value.
+ :type value: str
+ """
+ if variant == "icl":
+ value = 512
+ elif variant in ["skx", "hsw"]:
+ value = 256
+ else:
+ return
+
+ path = ["dpdk", "max-simd-bitwidth"]
self.add_config_item(self._nodeconfig, value, path)
+ def add_dpdk_enable_tcp_udp_checksum(self):
+ """Add DPDK enable-tcp-udp-checksum configuration."""
+ path = ["dpdk", "enable-tcp-udp-checksum"]
+ self.add_config_item(self._nodeconfig, u"", path)
+
def add_cpu_main_core(self, value):
"""Add CPU main core configuration.
:param value: Main core option.
:type value: str
"""
- path = ['cpu', 'main-core']
+ path = ["cpu", "main-core"]
self.add_config_item(self._nodeconfig, value, path)
def add_cpu_corelist_workers(self, value):
:param value: Corelist-workers option.
:type value: str
"""
- path = ['cpu', 'corelist-workers']
+ path = ["cpu", "corelist-workers"]
self.add_config_item(self._nodeconfig, value, path)
- def add_heapsize(self, value):
- """Add Heapsize configuration.
+ def add_main_heap_size(self, value):
+ """Add Main Heap Size configuration.
- :param value: Amount of heapsize.
+ :param value: Amount of heap.
:type value: str
"""
- path = ['heapsize']
+ path = ["memory", "main-heap-size"]
+ self.add_config_item(self._nodeconfig, value, path)
+
+ def add_main_heap_page_size(self, value):
+ """Add Main Heap Page Size configuration.
+
+ :param value: Heap page size.
+ :type value: str
+ """
+ path = ["memory", "main-heap-page-size"]
+ self.add_config_item(self._nodeconfig, value, path)
+
+ def add_default_hugepage_size(self, value=Constants.DEFAULT_HUGEPAGE_SIZE):
+ """Add Default Hugepage Size configuration.
+
+ :param value: Hugepage size.
+ :type value: str
+ """
+ path = ["memory", "default-hugepage-size"]
self.add_config_item(self._nodeconfig, value, path)
def add_api_trace(self):
"""Add API trace configuration."""
- path = ['api-trace', 'on']
- self.add_config_item(self._nodeconfig, '', path)
+ path = ["api-trace", "on"]
+ self.add_config_item(self._nodeconfig, "", path)
def add_ip6_hash_buckets(self, value):
"""Add IP6 hash buckets configuration.
:param value: Number of IP6 hash buckets.
:type value: str
"""
- path = ['ip6', 'hash-buckets']
+ path = ["ip6", "hash-buckets"]
self.add_config_item(self._nodeconfig, value, path)
def add_ip6_heap_size(self, value):
:param value: IP6 Heapsize amount.
:type value: str
"""
- path = ['ip6', 'heap-size']
+ path = ["ip6", "heap-size"]
+ self.add_config_item(self._nodeconfig, value, path)
+
+ def add_ipsec_spd_flow_cache_ipv4_inbound(self, value):
+ """Add IPsec spd flow cache for IP4 inbound.
+
+ :param value: "on" to enable spd flow cache.
+ :type value: str
+ """
+ path = ["ipsec", "ipv4-inbound-spd-flow-cache"]
+ self.add_config_item(self._nodeconfig, value, path)
+
+ def add_ipsec_spd_flow_cache_ipv4_outbound(self, value):
+ """Add IPsec spd flow cache for IP4 outbound.
+
+ :param value: "on" to enable spd flow cache.
+ :type value: str
+ """
+ path = ["ipsec", "ipv4-outbound-spd-flow-cache"]
+ self.add_config_item(self._nodeconfig, value, path)
+
+ def add_ipsec_spd_fast_path_ipv4_inbound(self, value):
+ """Add IPsec spd fast path for IP4 inbound.
+
+ :param value: "on" to enable spd fast path.
+ :type value: str
+ """
+ path = ["ipsec", "ipv4-inbound-spd-fast-path"]
self.add_config_item(self._nodeconfig, value, path)
- def add_ip_heap_size(self, value):
- """Add IP heap-size configuration.
+ def add_ipsec_spd_fast_path_ipv4_outbound(self, value):
+ """Add IPsec spd fast path for IP4 outbound.
- :param value: IP Heapsize amount.
+ :param value: "on" to enable spd fast path.
:type value: str
"""
- path = ['ip', 'heap-size']
+ path = ["ipsec", "ipv4-outbound-spd-fast-path"]
+ self.add_config_item(self._nodeconfig, value, path)
+
+ def add_ipsec_spd_fast_path_num_buckets(self, value):
+ """Add num buckets for IPsec spd fast path.
+
+ :param value: Number of buckets.
+ :type value: int
+ """
+ path = ["ipsec", "spd-fast-path-num-buckets"]
+ self.add_config_item(self._nodeconfig, value, path)
+
+ def add_statseg_size(self, value):
+ """Add Stats Heap Size configuration.
+
+ :param value: Stats heapsize amount.
+ :type value: str
+ """
+ path = ["statseg", "size"]
+ self.add_config_item(self._nodeconfig, value, path)
+
+ def add_statseg_page_size(self, value):
+ """Add Stats Heap Page Size configuration.
+
+ :param value: Stats heapsize amount.
+ :type value: str
+ """
+ path = ["statseg", "page-size"]
+ self.add_config_item(self._nodeconfig, value, path)
+
+ def add_statseg_per_node_counters(self, value):
+ """Add stats per-node-counters configuration.
+
+ :param value: "on" to switch the counters on.
+ :type value: str
+ """
+ path = ["statseg", "per-node-counters"]
self.add_config_item(self._nodeconfig, value, path)
def add_plugin(self, state, *plugins):
:type plugins: list
"""
for plugin in plugins:
- path = ['plugins', 'plugin {0}'.format(plugin), state]
- self.add_config_item(self._nodeconfig, ' ', path)
+ path = ["plugins", f"plugin {plugin}", state]
+ self.add_config_item(self._nodeconfig, " ", path)
def add_dpdk_no_multi_seg(self):
"""Add DPDK no-multi-seg configuration."""
- path = ['dpdk', 'no-multi-seg']
- self.add_config_item(self._nodeconfig, '', path)
+ path = ["dpdk", "no-multi-seg"]
+ self.add_config_item(self._nodeconfig, "", path)
+
+ def add_dpdk_enable_tcp_udp_checksum(self):
+ """Add DPDK enable-tcp-udp-checksum configuration."""
+ path = ["dpdk", "enable-tcp-udp-checksum"]
+ self.add_config_item(self._nodeconfig, "", path)
def add_dpdk_no_tx_checksum_offload(self):
"""Add DPDK no-tx-checksum-offload configuration."""
- path = ['dpdk', 'no-tx-checksum-offload']
- self.add_config_item(self._nodeconfig, '', path)
+ path = ["dpdk", "no-tx-checksum-offload"]
+ self.add_config_item(self._nodeconfig, "", path)
+
+ def add_nat(self, value="deterministic"):
+ """Add NAT mode configuration.
+
+ :param value: NAT mode.
+ :type value: str
+ """
+ path = ["nat", value]
+ self.add_config_item(self._nodeconfig, "", path)
- def add_nat(self, value='deterministic'):
- """Add NAT configuration.
+ def add_nat_max_translations_per_thread(self, value):
+ """Add NAT max. translations per thread number configuration.
:param value: NAT mode.
:type value: str
"""
- path = ['nat']
+ path = ["nat", "max translations per thread"]
+ self.add_config_item(self._nodeconfig, value, path)
+
+ def add_nsim_poll_main_thread(self):
+ """Add NSIM poll-main-thread configuration."""
+ path = ["nsim", "poll-main-thread"]
+ self.add_config_item(self._nodeconfig, "", path)
+
+ def add_tcp_congestion_control_algorithm(self, value="cubic"):
+ """Add TCP congestion control algorithm.
+
+ :param value: The congestion control algorithm to use. Example: cubic
+ :type value: str
+ """
+ path = ["tcp", "cc-algo"]
self.add_config_item(self._nodeconfig, value, path)
def add_tcp_preallocated_connections(self, value):
:param value: The number of pre-allocated connections.
:type value: int
"""
- path = ['tcp', 'preallocated-connections']
+ path = ["tcp", "preallocated-connections"]
self.add_config_item(self._nodeconfig, value, path)
def add_tcp_preallocated_half_open_connections(self, value):
:param value: The number of pre-allocated half open connections.
:type value: int
"""
- path = ['tcp', 'preallocated-half-open-connections']
+ path = ["tcp", "preallocated-half-open-connections"]
self.add_config_item(self._nodeconfig, value, path)
+ def add_tcp_tso(self):
+ """Add TCP tso configuration."""
+ path = ["tcp", "tso"]
+ self.add_config_item(self._nodeconfig, "", path)
+
+ def add_session_enable(self):
+ """Add session enable."""
+ path = ["session", "enable"]
+ self.add_config_item(self._nodeconfig, "", path)
+
+ def add_session_app_socket_api(self):
+ """Use session app socket api."""
+ path = ["session", "use-app-socket-api"]
+ self.add_config_item(self._nodeconfig, "", path)
+
+ def add_session_event_queues_memfd_segment(self):
+ """Add session event queue memfd segment."""
+ path = ["session", "evt_qs_memfd_seg"]
+ self.add_config_item(self._nodeconfig, "", path)
+
def add_session_event_queue_length(self, value):
"""Add session event queue length.
:param value: Session event queue length.
:type value: int
"""
- path = ['session', 'event-queue-length']
+ path = ["session", "event-queue-length"]
+ self.add_config_item(self._nodeconfig, value, path)
+
+ def add_session_event_queues_segment_size(self, value):
+ """Add session event queue length.
+
+ :param value: Session event queue segment size.
+ :type value: str
+ """
+ path = ["session", "evt_qs_seg_size"]
self.add_config_item(self._nodeconfig, value, path)
def add_session_preallocated_sessions(self, value):
:param value: Number of pre-allocated sessions.
:type value: int
"""
- path = ['session', 'preallocated-sessions']
+ path = ["session", "preallocated-sessions"]
self.add_config_item(self._nodeconfig, value, path)
def add_session_v4_session_table_buckets(self, value):
:param value: Number of v4 session table buckets.
:type value: int
"""
- path = ['session', 'v4-session-table-buckets']
+ path = ["session", "v4-session-table-buckets"]
self.add_config_item(self._nodeconfig, value, path)
def add_session_v4_session_table_memory(self, value):
:param value: Size of v4 session table memory.
:type value: str
"""
- path = ['session', 'v4-session-table-memory']
+ path = ["session", "v4-session-table-memory"]
self.add_config_item(self._nodeconfig, value, path)
def add_session_v4_halfopen_table_buckets(self, value):
:param value: Number of v4 halfopen table buckets.
:type value: int
"""
- path = ['session', 'v4-halfopen-table-buckets']
+ path = ["session", "v4-halfopen-table-buckets"]
self.add_config_item(self._nodeconfig, value, path)
def add_session_v4_halfopen_table_memory(self, value):
:param value: Size of v4 halfopen table memory.
:type value: str
"""
- path = ['session', 'v4-halfopen-table-memory']
+ path = ["session", "v4-halfopen-table-memory"]
self.add_config_item(self._nodeconfig, value, path)
def add_session_local_endpoints_table_buckets(self, value):
:param value: Number of local endpoints table buckets.
:type value: int
"""
- path = ['session', 'local-endpoints-table-buckets']
+ path = ["session", "local-endpoints-table-buckets"]
self.add_config_item(self._nodeconfig, value, path)
def add_session_local_endpoints_table_memory(self, value):
:param value: Size of local endpoints table memory.
:type value: str
"""
- path = ['session', 'local-endpoints-table-memory']
+ path = ["session", "local-endpoints-table-memory"]
self.add_config_item(self._nodeconfig, value, path)
- def apply_config(self, filename=None, retries=60, restart_vpp=True):
- """Generate and apply VPP configuration for node.
+ def add_session_use_dma(self):
+ """Add session use-dma configuration."""
+ path = [u"session", u"use-dma"]
+ self.add_config_item(self._nodeconfig, u"", path)
+
+ def add_dma_dev(self, devices):
+ """Add DMA devices configuration.
+
+ :param devices: DMA devices or work queues.
+ :type devices: list
+ """
+ for device in devices:
+ path = ["dsa", f"dev {device}"]
+ self.add_config_item(self._nodeconfig, "", path)
+
+ def add_logging_default_syslog_log_level(self, value="debug"):
+ """Add default logging level for syslog.
+
+ :param value: Log level.
+ :type value: str
+ """
+ path = ["logging", "default-syslog-log-level"]
+ self.add_config_item(self._nodeconfig, value, path)
+
+ def write_config(self, filename=None):
+ """Generate and write VPP startup configuration to file.
Use data from calls to this class to form a startup.conf file and
- replace /etc/vpp/startup.conf with it on node.
+ replace /etc/vpp/startup.conf with it on topology node.
:param filename: Startup configuration file name.
- :param retries: Number of times (default 60) to re-try waiting.
- :param restart_vpp: Whether to restart VPP.
:type filename: str
- :type retries: int
- :type restart_vpp: bool.
- :raises RuntimeError: If writing config file failed or restart of VPP
- failed or backup of VPP startup.conf failed.
"""
self.dump_config(self._nodeconfig)
- ssh = SSH()
- ssh.connect(self._node)
-
if filename is None:
filename = self._vpp_startup_conf
- if self._vpp_startup_conf_backup is not None:
- ret, _, _ = \
- ssh.exec_command('sudo cp {src} {dest}'.
- format(src=self._vpp_startup_conf,
- dest=self._vpp_startup_conf_backup))
- if ret != 0:
- raise RuntimeError('Backup of config file failed on node '
- '{name}'.format(name=self._hostname))
-
- ret, _, _ = \
- ssh.exec_command('echo "{config}" | sudo tee {filename}'.
- format(config=self._vpp_config,
- filename=filename))
-
- if ret != 0:
- raise RuntimeError('Writing config file failed to node {name}'.
- format(name=self._hostname))
-
- if restart_vpp:
- DUTSetup.start_service(self._node, Constants.VPP_UNIT)
-
- # Sleep <waittime> seconds, up to <retry> times,
- # and verify if VPP is running.
- for _ in range(retries):
- time.sleep(1)
- ret, 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}'.
- format(name=self._hostname))
-
- def restore_config(self):
- """Restore VPP startup.conf from backup.
-
- :raises RuntimeError: When restoration of startup.conf file failed.
- """
-
- ssh = SSH()
- ssh.connect(self._node)
-
- ret, _, _ = ssh.exec_command('sudo cp {src} {dest}'.
- format(src=self._vpp_startup_conf_backup,
- dest=self._vpp_startup_conf))
- if ret != 0:
- raise RuntimeError('Restoration of config file failed on node '
- '{name}'.format(name=self._hostname))
+ cmd = f"echo \"{self._vpp_config}\" | sudo tee {filename}"
+ exec_cmd_no_error(
+ self._node, cmd, message="Writing config file failed!"
+ )
+
+ def apply_config(self, filename=None, verify_vpp=True):
+ """Generate and write VPP startup configuration to file and restart VPP.
+
+ Use data from calls to this class to form a startup.conf file and
+ replace /etc/vpp/startup.conf with it on topology node.
+
+ :param filename: Startup configuration file name.
+ :param verify_vpp: Verify VPP is running after restart.
+ :type filename: str
+ :type verify_vpp: bool
+ """
+ self.write_config(filename=filename)
+
+ VPPUtil.restart_vpp_service(self._node, self._node_key)
+ if verify_vpp:
+ VPPUtil.verify_vpp(self._node)
+
+
+class VppInitConfig:
+ """VPP Initial Configuration."""
+ @staticmethod
+ def init_vpp_startup_configuration_on_all_duts(nodes):
+ """Apply initial VPP startup configuration on all DUTs.
+
+ :param nodes: Nodes in the topology.
+ :type nodes: dict
+ """
+ huge_size = Constants.DEFAULT_HUGEPAGE_SIZE
+ for node in nodes.values():
+ if node["type"] == NodeType.DUT:
+ vpp_config = VppConfigGenerator()
+ vpp_config.set_node(node)
+ vpp_config.add_unix_log()
+ vpp_config.add_unix_cli_listen()
+ vpp_config.add_unix_cli_no_pager()
+ vpp_config.add_unix_gid()
+ vpp_config.add_unix_coredump()
+ vpp_config.add_socksvr(socket=Constants.SOCKSVR_PATH)
+ vpp_config.add_main_heap_size("2G")
+ vpp_config.add_main_heap_page_size(huge_size)
+ vpp_config.add_default_hugepage_size(huge_size)
+ vpp_config.add_statseg_size("2G")
+ vpp_config.add_statseg_page_size(huge_size)
+ vpp_config.add_statseg_per_node_counters("on")
+ vpp_config.add_plugin("disable", "default")
+ vpp_config.add_plugin("enable", "dpdk_plugin.so")
+ vpp_config.add_dpdk_dev(
+ *[node["interfaces"][interface].get("pci_address") \
+ for interface in node["interfaces"]]
+ )
+ vpp_config.add_ip6_hash_buckets(2000000)
+ vpp_config.add_ip6_heap_size("4G")
+ vpp_config.apply_config()
+
+ @staticmethod
+ def create_vpp_startup_configuration_container(node, cpuset_cpus=None):
+ """Create base startup configuration of VPP on container.
+
+ :param node: Node in the topology.
+ :param cpuset_cpus: List of CPU cores to allocate.
+ :type node: dict
+ :type cpuset_cpus: list.
+ :returns: Base VPP startup configuration for container.
+ :rtype: VppConfigGenerator
+ """
+ huge_size = Constants.DEFAULT_HUGEPAGE_SIZE
+
+ vpp_config = VppConfigGenerator()
+ vpp_config.set_node(node)
+ vpp_config.add_unix_log()
+ vpp_config.add_unix_cli_listen()
+ vpp_config.add_unix_cli_no_pager()
+ vpp_config.add_unix_exec("/tmp/running.exec")
+ vpp_config.add_socksvr(socket=Constants.SOCKSVR_PATH)
+ if cpuset_cpus:
+ # We will pop the first core from the list to be a main core
+ vpp_config.add_cpu_main_core(str(cpuset_cpus.pop(0)))
+ # If more cores in the list, the rest will be used as workers.
+ corelist_workers = ",".join(str(cpu) for cpu in cpuset_cpus)
+ vpp_config.add_cpu_corelist_workers(corelist_workers)
+ vpp_config.add_buffers_per_numa(215040)
+ vpp_config.add_plugin("disable", "default")
+ vpp_config.add_plugin("enable", "memif_plugin.so")
+ vpp_config.add_plugin("enable", "perfmon_plugin.so")
+ vpp_config.add_main_heap_size("2G")
+ vpp_config.add_main_heap_page_size(huge_size)
+ vpp_config.add_default_hugepage_size(huge_size)
+ vpp_config.add_statseg_size("2G")
+ vpp_config.add_statseg_page_size(huge_size)
+ vpp_config.add_statseg_per_node_counters("on")
+ vpp_config.add_ip6_hash_buckets(2000000)
+ vpp_config.add_ip6_heap_size("4G")
+
+ return vpp_config