# Copyright (c) 2020 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: # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. """QEMU Manager library.""" from collections import OrderedDict from resources.libraries.python.Constants import Constants from resources.libraries.python.CpuUtils import CpuUtils from resources.libraries.python.QemuUtils import QemuUtils from resources.libraries.python.topology import NodeType, Topology __all__ = [u"QemuManager"] class QemuManager: """QEMU lifecycle management class""" # Use one instance of class per tests. ROBOT_LIBRARY_SCOPE = u"TEST CASE" def __init__(self, nodes): """Init QemuManager object.""" self.machines = None self.machines_affinity = None self.nodes = nodes def initialize(self): """Initialize QemuManager object.""" self.machines = OrderedDict() self.machines_affinity = OrderedDict() def construct_vms_on_node(self, **kwargs): """Construct 1..Mx1..N VMs(s) on node with specified name. :param kwargs: Named parameters. :type kwargs: dict """ node = kwargs[u"node"] nf_chains = int(kwargs[u"nf_chains"]) nf_nodes = int(kwargs[u"nf_nodes"]) queues = kwargs[u"rxq_count_int"] if kwargs[u"auto_scale"] else 1 vs_dtc = kwargs[u"vs_dtc"] nf_dtc = kwargs[u"vs_dtc"] if kwargs[u"auto_scale"] \ else kwargs[u"nf_dtc"] nf_dtcr = kwargs[u"nf_dtcr"] \ if isinstance(kwargs[u"nf_dtcr"], int) else 2 for nf_chain in range(1, nf_chains + 1): for nf_node in range(1, nf_nodes + 1): qemu_id = (nf_chain - 1) * nf_nodes + nf_node name = f"{node}_{qemu_id}" idx1 = (nf_chain - 1) * nf_nodes * 2 + nf_node * 2 - 1 vif1_mac = Topology.get_interface_mac( self.nodes[node], f"vhost{idx1}" ) if kwargs[u"vnf"] == u"testpmd_mac" \ else kwargs[u"tg_pf1_mac"] if nf_node == 1 \ else f"52:54:00:00:{(qemu_id - 1):02x}:02" idx2 = (nf_chain - 1) * nf_nodes * 2 + nf_node * 2 vif2_mac = Topology.get_interface_mac( self.nodes[node], f"vhost{idx2}" ) if kwargs[u"vnf"] == u"testpmd_mac" \ else kwargs[u"tg_pf2_mac"] if nf_node == nf_nodes \ else f"52:54:00:00:{(qemu_id + 1):02x}:01" self.machines_affinity[name] = CpuUtils.get_affinity_nf( nodes=self.nodes, node=node, nf_chains=nf_chains, nf_nodes=nf_nodes, nf_chain=nf_chain, nf_node=nf_node, vs_dtc=vs_dtc, nf_dtc=nf_dtc, nf_dtcr=nf_dtcr ) try: getattr(self, f'_c_{kwargs["vnf"]}')( qemu_id=qemu_id, name=name, queues=queues, **kwargs ) except AttributeError: self._c_default( qemu_id=qemu_id, name=name, queues=queues, vif1_mac=vif1_mac, vif2_mac=vif2_mac, **kwargs ) def construct_vms_on_all_nodes(self, **kwargs): """Construct 1..Mx1..N VMs(s) with specified name on all nodes. :param kwargs: Named parameters. :type kwargs: dict """ self.initialize() for node in self.nodes: if self.nodes[node][u"type"] == NodeType.DUT: self.construct_vms_on_node(node=node, **kwargs) def start_all_vms(self, pinning=False): """Start all added VMs in manager. :param pinning: If True, then do also QEMU process pinning. :type pinning: bool """ cpus = [] for machine, machine_affinity in \ zip(self.machines.values(), self.machines_affinity.values()): index = list(self.machines.values()).index(machine) name = list(self.machines.keys())[index] self.nodes[name] = machine.qemu_start() if pinning: machine.qemu_set_affinity(*machine_affinity) cpus.extend(machine_affinity) return ",".join(str(cpu) for cpu in cpus) def kill_all_vms(self, force=False): """Kill all added VMs in manager. :param force: Force kill all Qemu instances by pkill qemu if True. :type force: bool """ for node in list(self.nodes.values()): if node["type"] == NodeType.VM: try: self.nodes.popitem(node) except TypeError: pass for machine in self.machines.values(): if force: machine.qemu_kill_all() else: machine.qemu_kill() def _c_default(self, **kwargs): """Instantiate one VM with default configuration. :param kwargs: Named parameters. :type kwargs: dict """ qemu_id = kwargs[u"qemu_id"] name = kwargs[u"name"] virtio_feature_mask = kwargs[u"virtio_feature_mask"] \ if u"virtio_feature_mask" in kwargs else None self.machines[name] = QemuUtils( node=self.nodes[kwargs[u"node"]], qemu_id=qemu_id, smp=len(self.machines_affinity[name]), mem=4096, vnf=kwargs[u"vnf"], img=Constants.QEMU_VM_KERNEL ) self.machines[name].add_default_params() self.machines[name].add_kernelvm_params() self.machines[name].configure_kernelvm_vnf( mac1=f"52:54:00:00:{qemu_id:02x}:01", mac2=f"52:54:00:00:{qemu_id:02x}:02", vif1_mac=kwargs[u"vif1_mac"], vif2_mac=kwargs[u"vif2_mac"], queues=kwargs[u"queues"], jumbo_frames=kwargs[u"jumbo"] ) self.machines[name].add_vhost_user_if( f"/run/vpp/sock-{qemu_id}-1", jumbo_frames=kwargs[u"jumbo"], queues=kwargs[u"queues"], queue_size=kwargs[u"perf_qemu_qsz"], virtio_feature_mask=virtio_feature_mask ) self.machines[name].add_vhost_user_if( f"/run/vpp/sock-{qemu_id}-2", jumbo_frames=kwargs[u"jumbo"], queues=kwargs[u"queues"], queue_size=kwargs[u"perf_qemu_qsz"], virtio_feature_mask=virtio_feature_mask ) def _c_vpp_2vfpt_ip4base_plen24(self, **kwargs): """Instantiate one VM with vpp_2vfpt_ip4base_plen24 configuration. :param kwargs: Named parameters. :type kwargs: dict """ qemu_id = kwargs[u"qemu_id"] name = kwargs[u"name"] self.machines[name] = QemuUtils( node=self.nodes[kwargs[u"node"]], qemu_id=qemu_id, smp=len(self.machines_affinity[name]), mem=4096, vnf=kwargs[u"vnf"], img=Constants.QEMU_VM_KERNEL ) self.machines[name].add_default_params() self.machines[name].add_kernelvm_params() if u"DUT1" in name: self.machines[name].configure_kernelvm_vnf( ip1=u"2.2.2.1/30", ip2=u"1.1.1.2/30", route1=u"20.0.0.0/24", routeif1=u"avf-0/0/6/0", nexthop1=u"2.2.2.2", route2=u"10.0.0.0/24", routeif2=u"avf-0/0/7/0", nexthop2=u"1.1.1.1", arpmac1=u"3c:fd:fe:d1:5c:d8", arpip1=u"1.1.1.1", arpif1=u"avf-0/0/7/0", queues=kwargs[u"queues"], jumbo_frames=kwargs[u"jumbo"] ) else: self.machines[name].configure_kernelvm_vnf( ip1=u"3.3.3.2/30", ip2=u"2.2.2.2/30", route1=u"10.0.0.0/24", routeif1=u"avf-0/0/7/0", nexthop1=u"2.2.2.1", route2=u"20.0.0.0/24", routeif2=u"avf-0/0/6/0", nexthop2=u"3.3.3.1", arpmac1=u"3c:fd:fe:d1:5c:d9", arpip1=u"3.3.3.1", arpif1=u"avf-0/0/6/0", queues=kwargs[u"queues"], jumbo_frames=kwargs[u"jumbo"] ) self.machines[name].add_vfio_pci_if( pci=Topology.get_interface_pci_addr( self.nodes[kwargs[u"node"]], kwargs[u"if2"]) ) self.machines[name].add_vfio_pci_if( pci=Topology.get_interface_pci_addr( self.nodes[kwargs[u"node"]], kwargs[u"if1"]) ) def _c_vpp_2vfpt_ip4scale2k_plen30(self, **kwargs): """Instantiate one VM with vpp_2vfpt_ip4scale2k_plen30 configuration. :param kwargs: Named parameters. :type kwargs: dict """ qemu_id = kwargs[u"qemu_id"] name = kwargs[u"name"] self.machines[name] = QemuUtils( node=self.nodes[kwargs[u"node"]], qemu_id=qemu_id, smp=len(self.machines_affinity[name]), mem=4096, vnf=kwargs[u"vnf"], img=Constants.QEMU_VM_KERNEL ) self.machines[name].add_default_params() self.machines[name].add_kernelvm_params() if u"DUT1" in name: self.machines[name].configure_kernelvm_vnf( ip1=u"2.2.2.1/30", ip2=u"1.1.1.2/30", route1=u"20.0.0.0/30", routeif1=u"avf-0/0/6/0", nexthop1=u"2.2.2.2", route2=u"10.0.0.0/30", routeif2=u"avf-0/0/7/0", nexthop2=u"1.1.1.1", arpmac1=u"3c:fd:fe:d1:5c:d8", arpip1=u"1.1.1.1", arpif1=u"avf-0/0/7/0", queues=kwargs[u"queues"], jumbo_frames=kwargs[u"jumbo"] ) else: self.machines[name].configure_kernelvm_vnf( ip1=u"3.3.3.2/30", ip2=u"2.2.2.2/30", route1=u"10.0.0.0/30", routeif1=u"avf-0/0/7/0", nexthop1=u"2.2.2.1", route2=u"20.0.0.0/30", routeif2=u"avf-0/0/6/0", nexthop2=u"3.3.3.1", arpmac1=u"3c:fd:fe:d1:5c:d9", arpip1=u"3.3.3.1", arpif1=u"avf-0/0/6/0", queues=kwargs[u"queues"], jumbo_frames=kwargs[u"jumbo"] ) self.machines[name].add_vfio_pci_if( pci=Topology.get_interface_pci_addr( self.nodes[kwargs[u"node"]], kwargs[u"if2"]) ) self.machines[name].add_vfio_pci_if( pci=Topology.get_interface_pci_addr( self.nodes[kwargs[u"node"]], kwargs[u"if1"]) ) def _c_vpp_2vfpt_ip4scale20k_plen30(self, **kwargs): """Instantiate one VM with vpp_2vfpt_ip4scale20k_plen30 configuration. :param kwargs: Named parameters. :type kwargs: dict """ qemu_id = kwargs[u"qemu_id"] name = kwargs[u"name"] self.machines[name] = QemuUtils( node=self.nodes[kwargs[u"node"]], qemu_id=qemu_id, smp=len(self.machines_affinity[name]), mem=4096, vnf=kwargs[u"vnf"], img=Constants.QEMU_VM_KERNEL ) self.machines[name].add_default_params() self.machines[name].add_kernelvm_params() if u"DUT1" in name: self.machines[name].configure_kernelvm_vnf( ip1=u"2.2.2.1/30", ip2=u"1.1.1.2/30", route1=u"20.0.0.0/30", routeif1=u"avf-0/0/6/0", nexthop1=u"2.2.2.2", route2=u"10.0.0.0/30", routeif2=u"avf-0/0/7/0", nexthop2=u"1.1.1.1", arpmac1=u"3c:fd:fe:d1:5c:d8", arpip1=u"1.1.1.1", arpif1=u"avf-0/0/7/0", queues=kwargs[u"queues"], jumbo_frames=kwargs[u"jumbo"] ) else: self.machines[name].configure_kernelvm_vnf( ip1=u"3.3.3.2/30", ip2=u"2.2.2.2/30", route1=u"10.0.0.0/30", routeif1=u"avf-0/0/7/0", nexthop1=u"2.2.2.1", route2=u"20.0.0.0/30", routeif2=u"avf-0/0/6/0", nexthop2=u"3.3.3.1", arpmac1=u"3c:fd:fe:d1:5c:d9", arpip1=u"3.3.3.1", arpif1=u"avf-0/0/6/0", queues=kwargs[u"queues"], jumbo_frames=kwargs[u"jumbo"] ) self.machines[name].add_vfio_pci_if( pci=Topology.get_interface_pci_addr( self.nodes[kwargs[u"node"]], kwargs[u"if2"]) ) self.machines[name].add_vfio_pci_if( pci=Topology.get_interface_pci_addr( self.nodes[kwargs[u"node"]], kwargs[u"if1"]) ) def _c_vpp_2vfpt_ip4scale200k_plen30(self, **kwargs): """Instantiate one VM with vpp_2vfpt_ip4scale200k_plen30 configuration. :param kwargs: Named parameters. :type kwargs: dict """ qemu_id = kwargs[u"qemu_id"] name = kwargs[u"name"] self.machines[name] = QemuUtils( node=self.nodes[kwargs[u"node"]], qemu_id=qemu_id, smp=len(self.machines_affinity[name]), mem=4096, vnf=kwargs[u"vnf"], img=Constants.QEMU_VM_KERNEL ) self.machines[name].add_default_params() self.machines[name].add_kernelvm_params() if u"DUT1" in name: self.machines[name].configure_kernelvm_vnf( ip1=u"2.2.2.1/30", ip2=u"1.1.1.2/30", route1=u"20.0.0.0/30", routeif1=u"avf-0/0/6/0", nexthop1=u"2.2.2.2", route2=u"10.0.0.0/30", routeif2=u"avf-0/0/7/0", nexthop2=u"1.1.1.1", arpmac1=u"3c:fd:fe:d1:5c:d8", arpip1=u"1.1.1.1", arpif1=u"avf-0/0/7/0", queues=kwargs[u"queues"], jumbo_frames=kwargs[u"jumbo"] ) else: self.machines[name].configure_kernelvm_vnf( ip1=u"3.3.3.2/30", ip2=u"2.2.2.2/30", route1=u"10.0.0.0/30", routeif1=u"avf-0/0/7/0", nexthop1=u"2.2.2.1", route2=u"20.0.0.0/30", routeif2=u"avf-0/0/6/0", nexthop2=u"3.3.3.1", arpmac1=u"3c:fd:fe:d1:5c:d9", arpip1=u"3.3.3.1", arpif1=u"avf-0/0/6/0", queues=kwargs[u"queues"], jumbo_frames=kwargs[u"jumbo"] ) self.machines[name].add_vfio_pci_if( pci=Topology.get_interface_pci_addr( self.nodes[kwargs[u"node"]], kwargs[u"if2"]) ) self.machines[name].add_vfio_pci_if( pci=Topology.get_interface_pci_addr( self.nodes[kwargs[u"node"]], kwargs[u"if1"]) )