-# Copyright (c) 2020 Cisco and/or its affiliates.
+# Copyright (c) 2022 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:
from resources.libraries.python.OptionString import OptionString
from resources.libraries.python.ssh import exec_cmd, exec_cmd_no_error
from resources.libraries.python.topology import NodeType, Topology
+from resources.libraries.python.VhostUser import VirtioFeaturesFlags
+from resources.libraries.python.VhostUser import VirtioFeatureMask
from resources.libraries.python.VppConfigGenerator import VppConfigGenerator
__all__ = [u"QemuUtils"]
def __init__(
self, node, qemu_id=1, smp=1, mem=512, vnf=None,
- img=Constants.QEMU_VM_IMAGE):
+ img=Constants.QEMU_VM_IMAGE, page_size=u""):
"""Initialize QemuUtil class.
:param node: Node to run QEMU on.
:param mem: Amount of memory.
:param vnf: Network function workload.
:param img: QEMU disk image or kernel image path.
+ :param page_size: Hugepage Size.
:type node: dict
:type qemu_id: int
:type smp: int
:type mem: int
:type vnf: str
:type img: str
+ :type page_size: str
"""
self._nic_id = 0
self._node = node
# Architecture specific options
if self._arch == u"aarch64":
- dpdk_target = u"arm64-armv8a"
self._opt[u"machine_args"] = \
u"virt,accel=kvm,usb=off,mem-merge=off,gic-version=3"
self._opt[u"console"] = u"ttyAMA0"
else:
- dpdk_target = u"x86_64-native"
self._opt[u"machine_args"] = u"pc,accel=kvm,usb=off,mem-merge=off"
self._opt[u"console"] = u"ttyS0"
- self._testpmd_path = f"{Constants.QEMU_VM_DPDK}/" \
- f"{dpdk_target}-linux-gcc/app"
+ self._testpmd_path = f"{Constants.QEMU_VM_DPDK}/build/app"
self._vm_info = {
u"host": node[u"host"],
u"type": NodeType.VM,
u"port": 10021 + qemu_id,
u"serial": 4555 + qemu_id,
- u"username": 'cisco',
- u"password": 'cisco',
+ u"username": 'testuser',
+ u"password": 'Csit1234',
u"interfaces": {},
}
if node[u"port"] != 22:
self._opt[u"smp"] = int(smp)
self._opt[u"img"] = img
self._opt[u"vnf"] = vnf
+ self._opt[u"page_size"] = page_size
+
# Temporary files.
self._temp = dict()
self._temp[u"log"] = f"/tmp/serial_{qemu_id}.log"
def add_default_params(self):
"""Set default QEMU command line parameters."""
+ mem_path = f"/dev/hugepages1G" \
+ if self._opt[u"page_size"] == u"1G" else u"/dev/hugepages"
+
self._params.add(u"daemonize")
self._params.add(u"nodefaults")
self._params.add_with_value(
)
self._params.add_with_value(
u"object", f"memory-backend-file,id=mem,"
- f"size={self._opt.get(u'mem')}M,mem-path=/dev/hugepages,share=on"
+ f"size={self._opt.get(u'mem')}M,"
+ f"mem-path={mem_path},share=on"
)
self._params.add_with_value(u"m", f"{self._opt.get(u'mem')}M")
self._params.add_with_value(u"numa", u"node,memdev=mem")
- self._params.add_with_value(u"balloon", u"none")
- def add_net_user(self):
+ def add_net_user(self, net="10.0.2.0/24"):
"""Set managment port forwarding."""
self._params.add_with_value(
- u"netdev", f"user,id=mgmt,net=172.16.255.0/24,"
+ u"netdev", f"user,id=mgmt,net={net},"
f"hostfwd=tcp::{self._vm_info[u'port']}-:22"
)
self._params.add_with_value(
u"chardev", f"socket,path={self._temp.get(u'qga')},"
f"server,nowait,id=qga0"
)
- self._params.add_with_value(u"device", u"isa-serial,chardev=qga0")
+ self._params.add_with_value(
+ u"device", u"isa-serial,chardev=qga0"
+ )
self._params.add_with_value(
u"qmp", f"unix:{self._temp.get(u'qmp')},server,nowait"
)
"""Set serial to file redirect."""
self._params.add_with_value(
u"chardev", f"socket,host=127.0.0.1,"
- f"port={self._vm_info[u'serial']},id=gnc0,server,nowait")
- self._params.add_with_value(u"device", u"isa-serial,chardev=gnc0")
+ f"port={self._vm_info[u'serial']},id=gnc0,server,nowait"
+ )
+ self._params.add_with_value(
+ u"device", u"isa-serial,chardev=gnc0"
+ )
self._params.add_with_value(
u"serial", f"file:{self._temp.get(u'log')}"
)
def add_kernelvm_params(self):
"""Set KernelVM QEMU parameters."""
+ hugepages = 3 if self._opt[u"page_size"] == u"1G" else 512
+
self._params.add_with_value(
u"serial", f"file:{self._temp.get(u'log')}"
)
self._params.add_with_value(
u"device", u"virtio-9p-pci,fsdev=root9p,mount_tag=virtioroot"
)
- self._params.add_with_value(u"kernel", f"{self._opt.get(u'img')}")
- self._params.add_with_value(u"initrd", f"{self._opt.get(u'initrd')}")
+ self._params.add_with_value(
+ u"kernel", f"{self._opt.get(u'img')}"
+ )
+ self._params.add_with_value(
+ u"initrd", f"{self._opt.get(u'initrd')}"
+ )
self._params.add_with_value(
u"append", f"'ro rootfstype=9p rootflags=trans=virtio "
f"root=virtioroot console={self._opt.get(u'console')} "
- f"tsc=reliable hugepages=256 "
+ f"tsc=reliable hugepages={hugepages} "
+ f"hugepagesz={self._opt.get(u'page_size')} "
f"init={self._temp.get(u'ini')} fastboot'"
)
def add_vhost_user_if(
self, socket, server=True, jumbo_frames=False, queue_size=None,
- queues=1, csum=False, gso=False):
+ queues=1, virtio_feature_mask=None):
"""Add Vhost-user interface.
:param socket: Path of the unix socket.
:param jumbo_frames: Set True if jumbo frames are used in the test.
:param queue_size: Vring queue size.
:param queues: Number of queues.
- :param csum: Checksum offloading.
- :param gso: Generic segmentation offloading.
+ :param virtio_feature_mask: Mask of virtio features to be enabled.
:type socket: str
:type server: bool
:type jumbo_frames: bool
:type queue_size: int
:type queues: int
- :type csum: bool
- :type gso: bool
+ :type virtio_feature_mask: int
"""
self._nic_id += 1
+ if jumbo_frames:
+ logger.debug(u"Jumbo frames temporarily disabled!")
self._params.add_with_value(
u"chardev", f"socket,id=char{self._nic_id},"
f"path={socket}{u',server' if server is True else u''}"
f"{self._nic_id:02x}"
queue_size = f"rx_queue_size={queue_size},tx_queue_size={queue_size}" \
if queue_size else u""
+ gso = VirtioFeatureMask.is_feature_enabled(
+ virtio_feature_mask, VirtioFeaturesFlags.VIRTIO_NET_F_API_GSO)
+ csum = VirtioFeatureMask.is_feature_enabled(
+ virtio_feature_mask, VirtioFeaturesFlags.VIRTIO_NET_F_API_CSUM)
+
self._params.add_with_value(
u"device", f"virtio-net-pci,netdev=vhost{self._nic_id},mac={mac},"
f"addr={self._nic_id+5}.0,mq=on,vectors={2 * queues + 2},"
- f"csum={u'on' if csum else u'off'},gso={u'on' if gso else u'off'},"
- f"guest_tso4=off,guest_tso6=off,guest_ecn=off,"
+ f"csum={u'on' if csum else u'off'},"
+ f"gso={u'on' if gso else u'off'},"
+ f"guest_tso4={u'on' if gso else u'off'},"
+ f"guest_tso6={u'on' if gso else u'off'},"
+ f"guest_ecn={u'on' if gso else u'off'},"
f"{queue_size}"
)
vpp_config.add_unix_cli_listen()
vpp_config.add_unix_exec(running)
vpp_config.add_socksvr()
- vpp_config.add_statseg_per_node_counters(value=u"on")
+ vpp_config.add_main_heap_size(u"512M")
+ vpp_config.add_main_heap_page_size(self._opt[u"page_size"])
+ vpp_config.add_default_hugepage_size(self._opt[u"page_size"])
+ vpp_config.add_statseg_size(u"512M")
+ vpp_config.add_statseg_page_size(self._opt[u"page_size"])
+ vpp_config.add_statseg_per_node_counters(u"on")
vpp_config.add_buffers_per_numa(107520)
- vpp_config.add_heapsize(u"1G")
- vpp_config.add_ip_heap_size(u"1G")
- vpp_config.add_statseg_size(u"1G")
vpp_config.add_cpu_main_core(u"0")
if self._opt.get(u"smp") > 1:
vpp_config.add_cpu_corelist_workers(f"1-{self._opt.get(u'smp')-1}")
vpp_config.add_plugin(u"enable", u"dpdk_plugin.so")
vpp_config.add_dpdk_dev(u"0000:00:06.0", u"0000:00:07.0")
vpp_config.add_dpdk_dev_default_rxq(kwargs[u"queues"])
- vpp_config.add_dpdk_log_level(u"debug")
+ vpp_config.add_dpdk_log_level(u".*,debug")
if not kwargs[u"jumbo_frames"]:
vpp_config.add_dpdk_no_multi_seg()
vpp_config.add_dpdk_no_tx_checksum_offload()
vpp_config.add_plugin(u"enable", u"crypto_openssl_plugin.so")
if "nat" in self._opt.get(u'vnf'):
vpp_config.add_nat(value=u"endpoint-dependent")
- vpp_config.add_nat_max_translations_per_thread(value=655360)
vpp_config.add_plugin(u"enable", u"nat_plugin.so")
vpp_config.write_config(startup)
# Create VPP running configuration.
- template = f"{Constants.RESOURCES_TPL_VM}/{self._opt.get(u'vnf')}.exec"
+ template = f"{Constants.RESOURCES_TPL}/vm/{self._opt.get(u'vnf')}.exec"
exec_cmd_no_error(self._node, f"rm -f {running}", sudo=True)
with open(template, u"rt") as src_file:
eal_pci_whitelist0=u"0000:00:06.0",
eal_pci_whitelist1=u"0000:00:07.0",
eal_in_memory=True,
- pmd_num_mbufs=16384,
+ pmd_num_mbufs=32768,
pmd_fwd_mode=u"io",
pmd_nb_ports=u"2",
pmd_portmask=u"0x3",
eal_pci_whitelist0=u"0000:00:06.0",
eal_pci_whitelist1=u"0000:00:07.0",
eal_in_memory=True,
- pmd_num_mbufs=16384,
+ pmd_num_mbufs=32768,
pmd_fwd_mode=u"mac",
pmd_nb_ports=u"2",
pmd_portmask=u"0x3",
self._opt[u"vnf_bin"] = f"{self._testpmd_path}/{testpmd_cmd}"
+ def create_kernelvm_config_iperf3(self):
+ """Create QEMU iperf3 command line."""
+ self._opt[u"vnf_bin"] = f"mkdir /run/sshd; /usr/sbin/sshd -D -d"
+
def create_kernelvm_init(self, **kwargs):
"""Create QEMU init script.
:param kwargs: Key-value pairs to replace content of init startup file.
:type kwargs: dict
"""
- template = f"{Constants.RESOURCES_TPL_VM}/init.sh"
init = self._temp.get(u"ini")
exec_cmd_no_error(self._node, f"rm -f {init}", sudo=True)
- with open(template, u"rt") as src_file:
+ with open(kwargs[u"template"], u"rt") as src_file:
src = Template(src_file.read())
exec_cmd_no_error(
self._node, f"echo '{src.safe_substitute(**kwargs)}' | "
"""
if u"vpp" in self._opt.get(u"vnf"):
self.create_kernelvm_config_vpp(**kwargs)
- self.create_kernelvm_init(vnf_bin=self._opt.get(u"vnf_bin"))
+ self.create_kernelvm_init(
+ template=f"{Constants.RESOURCES_TPL}/vm/init.sh",
+ vnf_bin=self._opt.get(u"vnf_bin")
+ )
elif u"testpmd_io" in self._opt.get(u"vnf"):
self.create_kernelvm_config_testpmd_io(**kwargs)
- self.create_kernelvm_init(vnf_bin=self._opt.get(u"vnf_bin"))
+ self.create_kernelvm_init(
+ template=f"{Constants.RESOURCES_TPL}/vm/init.sh",
+ vnf_bin=self._opt.get(u"vnf_bin")
+ )
elif u"testpmd_mac" in self._opt.get(u"vnf"):
self.create_kernelvm_config_testpmd_mac(**kwargs)
- self.create_kernelvm_init(vnf_bin=self._opt.get(u"vnf_bin"))
+ self.create_kernelvm_init(
+ template=f"{Constants.RESOURCES_TPL}/vm/init.sh",
+ vnf_bin=self._opt.get(u"vnf_bin")
+ )
+ elif u"iperf3" in self._opt.get(u"vnf"):
+ qemu_id = self._opt.get(u'qemu_id') % 2
+ self.create_kernelvm_config_iperf3()
+ self.create_kernelvm_init(
+ template=f"{Constants.RESOURCES_TPL}/vm/init_iperf3.sh",
+ vnf_bin=self._opt.get(u"vnf_bin"),
+ ip_address_l=u"2.2.2.2/30" if qemu_id else u"1.1.1.1/30",
+ ip_address_r=u"2.2.2.1" if qemu_id else u"1.1.1.2",
+ ip_route_r=u"1.1.1.0/30" if qemu_id else u"2.2.2.0/30"
+ )
else:
raise RuntimeError(u"QEMU: Unsupported VNF!")
f"QEMU: Timeout, VM not booted on {self._node[u'host']}!"
)
+ def _wait_iperf3(self, retries=60):
+ """Wait until QEMU with iPerf3 is booted.
+
+ :param retries: Number of retries.
+ :type retries: int
+ """
+ grep = u"Server listening on 0.0.0.0 port 22."
+ cmd = f"fgrep '{grep}' {self._temp.get(u'log')}"
+ message = f"QEMU: Timeout, VM not booted on {self._node[u'host']}!"
+ exec_cmd_no_error(
+ self._node, cmd=cmd, sudo=True, message=message, retries=retries,
+ include_reason=True
+ )
+
def _update_vm_interfaces(self):
"""Update interface names in VM node dict."""
# Send guest-network-get-interfaces command via QGA, output example:
message = f"QEMU: Start failed on {self._node[u'host']}!"
try:
DUTSetup.check_huge_page(
- self._node, u"/dev/hugepages", int(self._opt.get(u"mem")))
+ self._node, self._opt.get(u"mem-path"),
+ int(self._opt.get(u"mem"))
+ )
exec_cmd_no_error(
self._node, cmd_opts, timeout=300, sudo=True, message=message
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