Framework: Code aligments

+ Unifying code structures
  - To easily plug another DUT
+ New PCI PassThrough templates
+ Improved perf stat on cores allocated in test.

Signed-off-by: pmikus <pmikus@cisco.com>
Change-Id: I325f17b977314f93cb91818feddfddf3e607eb8a

4 files changed, 284 insertions, 24 deletions

diff --git a/resources/libraries/python/Constants.py b/resources/libraries/python/Constants.py
index 6e44d39e80..437c97f187 100644
--- a/resources/libraries/python/Constants.py
+++ b/resources/libraries/python/Constants.py
@@ -139,8 +139,8 @@ class Constants:
     # Kubernetes templates location
     RESOURCES_TPL_K8S = u"resources/templates/kubernetes"
 
-    # KernelVM templates location
-    RESOURCES_TPL_VM = u"resources/templates/vm"
+    # Templates location
+    RESOURCES_TPL = u"resources/templates"
 
     # Container templates location
     RESOURCES_TPL_CONTAINER = u"resources/templates/container"
@@ -215,7 +215,10 @@ class Constants:
     CORE_DUMP_DIR = u"/tmp"
 
     # Perf stat events (comma separated).
-    PERF_STAT_EVENTS = u"L1-icache-load-misses"
+    PERF_STAT_EVENTS = get_str_from_env(
+        u"PERF_STAT_EVENTS",
+        u"cpu-clock,context-switches,cpu-migrations,page-faults,"
+        u"cycles,instructions,branches,branch-misses,L1-icache-load-misses")
 
     # Equivalent to ~0 used in vpp code
     BITWISE_NON_ZERO = 0xffffffff
diff --git a/resources/libraries/python/PerfUtil.py b/resources/libraries/python/PerfUtil.py
index 4c286b455e..6444cc595f 100644
--- a/resources/libraries/python/PerfUtil.py
+++ b/resources/libraries/python/PerfUtil.py
@@ -14,6 +14,7 @@
 """Linux perf utility."""
 
 from resources.libraries.python.Constants import Constants
+from resources.libraries.python.OptionString import OptionString
 from resources.libraries.python.ssh import exec_cmd
 from resources.libraries.python.topology import NodeType
 
@@ -28,29 +29,42 @@ class PerfUtil:
         """Get perf stat read for duration.
 
         :param node: Node in the topology.
-        :param cpu_list: CPU List.
+        :param cpu_list: CPU List as a string separated by comma.
         :param duration: Measure time in seconds.
         :type node: dict
         :type cpu_list: str
         :type duration: int
         """
-        cpu = cpu_list if cpu_list else u"0-$(($(nproc) - 1))"
-        if Constants.PERF_STAT_EVENTS:
-            command = (
-                u"perf stat"
-                f" --cpu {cpu} --no-aggr"
-                f" --event '{{{Constants.PERF_STAT_EVENTS}}}'"
-                f" --interval-print 1000 "
-                f" -- sleep {int(duration)}"
-            )
-        else:
-            command = (
-                u"perf stat"
-                f" --cpu {cpu} --no-aggr"
-                f" --interval-print 1000 "
-                f" -- sleep {int(duration)}"
-            )
-        exec_cmd(node, command, sudo=True)
+        if cpu_list:
+            cpu_list = list(dict.fromkeys(cpu_list.split(u",")))
+            cpu_list = ",".join(str(cpu) for cpu in cpu_list)
+
+        cmd_opts = OptionString(prefix=u"--")
+        cmd_opts.add(u"no-aggr")
+        cmd_opts.add_with_value_if(
+            u"cpu", cpu_list, cpu_list
+        )
+        cmd_opts.add_if(
+            u"all-cpus", not(cpu_list)
+        )
+        cmd_opts.add_with_value_if(
+            u"event", f"'{{{Constants.PERF_STAT_EVENTS}}}'",
+            Constants.PERF_STAT_EVENTS
+        )
+        cmd_opts.add_with_value(
+            u"interval-print", 1000
+        )
+        cmd_opts.add_with_value(
+            u"field-separator", u"';'"
+        )
+
+        cmd_base = OptionString()
+        cmd_base.add(f"perf stat")
+        cmd_base.extend(cmd_opts)
+        cmd_base.add(u"--")
+        cmd_base.add_with_value(u"sleep", int(duration))
+
+        exec_cmd(node, cmd_base, sudo=True)
 
     @staticmethod
     def perf_stat_on_all_duts(nodes, cpu_list=None, duration=1):
diff --git a/resources/libraries/python/QemuManager.py b/resources/libraries/python/QemuManager.py
index 66a21aa115..547250e283 100644
--- a/resources/libraries/python/QemuManager.py
+++ b/resources/libraries/python/QemuManager.py
@@ -107,6 +107,7 @@ class QemuManager:
         :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)
@@ -114,6 +115,8 @@ class QemuManager:
             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.
@@ -176,3 +179,243 @@ class QemuManager:
             csum=kwargs[u"enable_csum"],
             gso=kwargs[u"enable_gso"]
         )
+
+    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"])
+        )
diff --git a/resources/libraries/python/QemuUtils.py b/resources/libraries/python/QemuUtils.py
index a814763e27..b29e19c035 100644
--- a/resources/libraries/python/QemuUtils.py
+++ b/resources/libraries/python/QemuUtils.py
@@ -323,12 +323,12 @@ class QemuUtils:
             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_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:
@@ -400,7 +400,7 @@ class QemuUtils:
         :param kwargs: Key-value pairs to replace content of init startup file.
         :type kwargs: dict
         """
-        template = f"{Constants.RESOURCES_TPL_VM}/init.sh"
+        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)