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-rw-r--r--resources/libraries/python/ContainerUtils.py22
-rw-r--r--resources/libraries/python/LXCUtils.py424
-rw-r--r--resources/libraries/python/Memif.py17
-rw-r--r--resources/libraries/robot/performance/performance_configuration.robot22
-rw-r--r--resources/libraries/robot/shared/container.robot2
-rw-r--r--resources/libraries/robot/shared/memif.robot26
6 files changed, 50 insertions, 463 deletions
diff --git a/resources/libraries/python/ContainerUtils.py b/resources/libraries/python/ContainerUtils.py
index ed058b7597..aafc3eb180 100644
--- a/resources/libraries/python/ContainerUtils.py
+++ b/resources/libraries/python/ContainerUtils.py
@@ -166,18 +166,23 @@ class ContainerManager(object):
dut_cnt = len(Counter([self.containers[container].node['host']
for container in self.containers]))
container_cnt = len(self.containers)
- mod = dut_cnt/container_cnt
+ mod = container_cnt/dut_cnt
for i, container in enumerate(self.containers):
+ mid1 = i % mod + 1
+ mid2 = i % mod + 1
+ sid1 = i % mod * 2 + 1
+ sid2 = i % mod * 2 + 2
self.engine.container = self.containers[container]
self.engine.create_vpp_startup_config()
- self.engine.create_vpp_exec_config(vat_template_file,
- memif_id1=i % mod * 2 + 1,
- memif_id2=i % mod * 2 + 2,
- socket1='memif-{c.name}-1'
- .format(c=self.engine.container),
- socket2='memif-{c.name}-2'
- .format(c=self.engine.container))
+ self.engine.create_vpp_exec_config(vat_template_file, mid1=mid1,
+ mid2=mid2, sid1=sid1, sid2=sid2,
+ socket1='memif-{c.name}-{sid}'
+ .format(c=self.engine.container,
+ sid=sid1),
+ socket2='memif-{c.name}-{sid}'
+ .format(c=self.engine.container,
+ sid=sid2))
def stop_all_containers(self):
"""Stop all containers."""
@@ -286,6 +291,7 @@ class ContainerEngine(object):
'do dpkg -i --force-all {0}/install_dir/$i; done'
.format(self.container.guest_dir))
self.execute('apt-get -f install -y')
+ self.execute('apt-get install -y ca-certificates')
self.execute('echo "{0}" >> {1}'
.format(
'[program:vpp]\n'
diff --git a/resources/libraries/python/LXCUtils.py b/resources/libraries/python/LXCUtils.py
deleted file mode 100644
index 57ced6b549..0000000000
--- a/resources/libraries/python/LXCUtils.py
+++ /dev/null
@@ -1,424 +0,0 @@
-# Copyright (c) 2017 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.
-
-"""Library to manipulate LXC."""
-
-from resources.libraries.python.ssh import SSH
-from resources.libraries.python.constants import Constants
-from resources.libraries.python.topology import NodeType
-
-
-__all__ = ["LXCUtils"]
-
-class LXCUtils(object):
- """LXC utilities."""
-
- def __init__(self, container_name='slave'):
- # LXC container name
- self._container_name = container_name
- self._node = None
- # Host hugepages dir that will be mounted inside LXC
- self._host_hugepages_dir = '/dev/hugepages'
- # Host dir that will be mounted inside LXC
- self._host_dir = '/tmp/'
- # Guest dir to mount host dir to
- self._guest_dir = '/mnt/host'
- # LXC container env variables
- self._env_vars = ['LC_ALL="en_US.UTF-8"',
- 'DEBIAN_FRONTEND=noninteractive']
-
- def set_node(self, node):
- """Set node for LXC execution.
-
- :param node: Node to execute LXC on.
- :type node: dict
- :raises RuntimeError: If Node type is not DUT.
- """
- if node['type'] != NodeType.DUT:
- raise RuntimeError('Node type is not DUT.')
- self._node = node
-
- def set_host_dir(self, node, host_dir):
- """Set shared dir on parent node for LXC.
-
- :param node: Node to control LXC on.
- :type node: dict
- :raises RuntimeError: If Node type is not DUT.
- """
- if node['type'] != NodeType.DUT:
- raise RuntimeError('Node type is not DUT.')
- self._host_dir = host_dir
-
- def set_guest_dir(self, node, guest_dir):
- """Set mount dir on LXC.
-
- :param node: Node to control LXC on.
- :param guest_dir: Guest dir for mount.
- :type node: dict
- :type guest_dir: str
- :raises RuntimeError: If Node type is not DUT.
- """
- if node['type'] != NodeType.DUT:
- raise RuntimeError('Node type is not DUT.')
- self._guest_dir = guest_dir
-
- def _lxc_checkconfig(self):
- """Check the current kernel for LXC support.
-
- :raises RuntimeError: If failed to check LXC support.
- """
-
- ssh = SSH()
- ssh.connect(self._node)
-
- ret, _, _ = ssh.exec_command_sudo('lxc-checkconfig')
- if int(ret) != 0:
- raise RuntimeError('Failed to check LXC support.')
-
- def _lxc_create(self, distro='ubuntu', release='xenial', arch='amd64'):
- """Creates a privileged system object where is stored the configuration
- information and where can be stored user information.
-
- :param distro: Linux distribution name.
- :param release: Linux distribution release.
- :param arch: Linux distribution architecture.
- :type distro: str
- :type release: str
- :type arch: str
- :raises RuntimeError: If failed to create a container.
- """
-
- ssh = SSH()
- ssh.connect(self._node)
-
- ret, _, _ = ssh.exec_command_sudo(
- 'lxc-create -t download --name {0} -- -d {1} -r {2} -a {3}'\
- ' --no-validate'.format(self._container_name, distro, release,
- arch), timeout=1800)
- if int(ret) != 0:
- raise RuntimeError('Failed to create LXC container.')
-
- def _lxc_info(self):
- """Queries and shows information about a container.
-
- :raises RuntimeError: If failed to get info about a container.
- """
-
- ssh = SSH()
- ssh.connect(self._node)
-
- ret, _, _ = ssh.exec_command_sudo(
- 'lxc-info --name {0}'.format(self._container_name))
- if int(ret) != 0:
- raise RuntimeError('Failed to get info about LXC container {0}.'
- .format(self._container_name))
-
- def _lxc_start(self):
- """Start an application inside a container.
-
- :raises RuntimeError: If failed to start container.
- """
-
- ssh = SSH()
- ssh.connect(self._node)
-
- ret, _, _ = ssh.exec_command_sudo(
- 'lxc-start --name {0} --daemon'.format(self._container_name))
- if int(ret) != 0:
- raise RuntimeError('Failed to start LXC container {0}.'
- .format(self._container_name))
-
- def _lxc_stop(self):
- """Stop an application inside a container.
-
- :raises RuntimeError: If failed to stop container.
- """
-
- ssh = SSH()
- ssh.connect(self._node)
-
- ret, _, _ = ssh.exec_command_sudo(
- 'lxc-stop --name {0}'.format(self._container_name))
- if int(ret) != 0:
- raise RuntimeError('Failed to stop LXC container {}.'
- .format(self._container_name))
-
- def _lxc_destroy(self):
- """Destroy a container.
-
- :raises RuntimeError: If failed to destroy container.
- """
-
- ssh = SSH()
- ssh.connect(self._node)
-
- ret, _, _ = ssh.exec_command_sudo(
- 'lxc-destroy --force --name {0}'.format(self._container_name))
- if int(ret) != 0:
- raise RuntimeError('Failed to destroy LXC container {}.'
- .format(self._container_name))
-
- def _lxc_wait(self, state):
- """Wait for a specific container state.
-
- :param state: Specify the container state(s) to wait for.
- :type state: str
- :raises RuntimeError: If failed to wait for state of a container.
- """
-
- ssh = SSH()
- ssh.connect(self._node)
-
- ret, _, _ = ssh.exec_command_sudo(
- 'lxc-wait --name {0} --state "{1}"'
- .format(self._container_name, state))
- if int(ret) != 0:
- raise RuntimeError('Failed to wait for "{0}" of LXC container {1}.'
- .format(state, self._container_name))
-
- def _lxc_cgroup(self, state_object, value=''):
- """Manage the control group associated with a container.
-
- :param state_object: Specify the state object name.
- :param value: Specify the value to assign to the state object. If empty,
- then action is GET, otherwise is action SET.
- :type state_object: str
- :type value: str
- :raises RuntimeError: If failed to get/set for state of a container.
- """
-
- ssh = SSH()
- ssh.connect(self._node)
-
- ret, _, _ = ssh.exec_command_sudo(
- 'lxc-cgroup --name {0} {1} {2}'
- .format(self._container_name, state_object, value))
- if int(ret) != 0:
- if value:
- raise RuntimeError('Failed to set {0} of LXC container {1}.'
- .format(state_object, self._container_name))
- else:
- raise RuntimeError('Failed to get {0} of LXC container {1}.'
- .format(state_object, self._container_name))
-
- def lxc_attach(self, command):
- """Start a process inside a running container. Runs the specified
- command inside the container specified by name. The container has to
- be running already.
-
- :param command: Command to run inside container.
- :type command: str
- :raises RuntimeError: If container is not running.
- :raises RuntimeError: If failed to run the command.
- """
- env_var = '--keep-env {0}'\
- .format(' '.join('--set-var %s' % var for var in self._env_vars))
-
- ssh = SSH()
- ssh.connect(self._node)
-
- if not self.is_container_running():
- raise RuntimeError('LXC {0} is not running.'
- .format(self._container_name))
-
- ret, _, _ = ssh.exec_command_lxc(lxc_cmd=command,
- lxc_name=self._container_name,
- lxc_params=env_var, timeout=180)
- if int(ret) != 0:
- raise RuntimeError('Failed to run "{0}" on LXC container {1}.'
- .format(command, self._container_name))
-
- def is_container_present(self):
- """Check if LXC container is existing on node."""
-
- ssh = SSH()
- ssh.connect(self._node)
-
- ret, _, _ = ssh.exec_command_sudo(
- 'lxc-info --name {0}'.format(self._container_name))
- return False if int(ret) else True
-
- def create_container(self, force_create=True):
- """Create and start a container.
-
- :param force_create: Destroy a container if exists and create.
- :type force_create: bool
- """
- if self.is_container_present():
- if force_create:
- self.destroy_container()
- else:
- return
-
- self._lxc_checkconfig()
- self._lxc_create(distro='ubuntu', release='xenial', arch='amd64')
- self.start_container()
-
- def start_container(self):
- """Start a container and wait for running state."""
-
- self._lxc_start()
- self._lxc_wait('RUNNING')
- self._lxc_info()
-
- def is_container_running(self):
- """Check if LXC container is running on node.
-
- :raises RuntimeError: If failed to get info about a container.
- """
-
- ssh = SSH()
- ssh.connect(self._node)
-
- ret, stdout, _ = ssh.exec_command_sudo(
- 'lxc-info --state --name {0}'.format(self._container_name))
- if int(ret) != 0:
- raise RuntimeError('Failed to get info about LXC container {0}.'
- .format(self._container_name))
-
- return True if 'RUNNING' in stdout else False
-
- def stop_container(self):
- """Stop a container and wait for stopped state."""
-
- self._lxc_stop()
- self._lxc_wait('STOPPED|FROZEN')
- self._lxc_info()
-
- def restart_container(self):
- """Restart container."""
-
- self.stop_container()
- self.start_container()
-
- def destroy_container(self):
- """Stop and destroy a container."""
-
- self._lxc_destroy()
-
- def container_cpuset_cpus(self, container_cpu):
- """Set cpuset.cpus control group associated with a container.
-
- :param container_cpu: Cpuset.cpus string.
- :type container_cpu: str
- :raises RuntimeError: If failed to set cgroup for a container.
- """
-
- ssh = SSH()
- ssh.connect(self._node)
-
- ret, _, _ = ssh.exec_command_sudo('cgset --copy-from / lxc')
- if int(ret) != 0:
- raise RuntimeError('Failed to copy cgroup settings from root.')
-
- self._lxc_cgroup(state_object='cpuset.cpus')
- self._lxc_cgroup(state_object='cpuset.cpus', value=container_cpu)
- self._lxc_cgroup(state_object='cpuset.cpus')
-
- def mount_host_dir_in_container(self):
- """Mount shared folder inside container.
-
- :raises RuntimeError: If failed to mount host dir in a container.
- """
-
- ssh = SSH()
- ssh.connect(self._node)
-
- mnt_cfg = 'lxc.mount.entry = {0} /var/lib/lxc/{1}/rootfs{2} ' \
- 'none bind,create=dir 0 0'.format(self._host_dir,
- self._container_name,
- self._guest_dir)
- ret, _, _ = ssh.exec_command_sudo(
- "sh -c 'echo \"{0}\" >> /var/lib/lxc/{1}/config'"
- .format(mnt_cfg, self._container_name))
- if int(ret) != 0:
- raise RuntimeError('Failed to mount {0} in lxc: {1}'
- .format(self._host_dir, self._container_name))
-
- self.restart_container()
-
- def mount_hugepages_in_container(self):
- """Mount hugepages inside container.
-
- :raises RuntimeError: If failed to mount hugepages in a container.
- """
-
- ssh = SSH()
- ssh.connect(self._node)
-
- mnt_cfg = 'lxc.mount.entry = {0} dev/hugepages ' \
- 'none bind,create=dir 0 0'.format(self._host_hugepages_dir)
- ret, _, _ = ssh.exec_command_sudo(
- "sh -c 'echo \"{0}\" >> /var/lib/lxc/{1}/config'"
- .format(mnt_cfg, self._container_name))
- if int(ret) != 0:
- raise RuntimeError('Failed to mount {0} in lxc: {1}'
- .format(self._host_hugepages_dir,
- self._container_name))
-
- self.restart_container()
-
- def install_vpp_in_container(self, install_dkms=False):
- """Install vpp inside a container.
-
- :param install_dkms: If install dkms package. This will impact install
- time. Dkms is required for installation of vpp-dpdk-dkms. Default is
- false.
- :type install_dkms: bool
- """
-
- ssh = SSH()
- ssh.connect(self._node)
-
- self.lxc_attach('apt-get update')
- if install_dkms:
- self.lxc_attach('apt-get install -y dkms && '
- 'dpkg -i --force-all {0}/install_dir/*.deb'
- .format(self._guest_dir))
- else:
- self.lxc_attach('for i in $(ls -I \"*dkms*\" {0}/install_dir/); '
- 'do dpkg -i --force-all {0}/install_dir/$i; done'
- .format(self._guest_dir))
- self.lxc_attach('apt-get -f install -y')
-
- def restart_vpp_in_container(self):
- """Restart vpp service inside a container."""
-
- ssh = SSH()
- ssh.connect(self._node)
-
- self.lxc_attach('service vpp restart')
-
- def create_vpp_cfg_in_container(self, vat_template_file, **args):
- """Create VPP exec config for a container on given node.
-
- :param vat_template_file: Template file name of a VAT script.
- :param args: Parameters for VAT script.
- :type vat_template_file: str
- :type args: dict
- """
- ssh = SSH()
- ssh.connect(self._node)
-
- vat_file_path = '{}/{}'.format(Constants.RESOURCES_TPL_VAT,
- vat_template_file)
-
- with open(vat_file_path, 'r') as template_file:
- cmd_template = template_file.readlines()
- for line_tmpl in cmd_template:
- vat_cmd = line_tmpl.format(**args)
- ssh.exec_command('echo "{0}" | '
- 'sudo lxc-attach --name {1} -- '
- '/bin/sh -c "/bin/cat >> /tmp/running.exec"'
- .format(vat_cmd.replace('\n', ''),
- self._container_name))
diff --git a/resources/libraries/python/Memif.py b/resources/libraries/python/Memif.py
index e3cea939ec..e1f3d30d33 100644
--- a/resources/libraries/python/Memif.py
+++ b/resources/libraries/python/Memif.py
@@ -25,16 +25,18 @@ class Memif(object):
pass
@staticmethod
- def create_memif_interface(node, socket, mid, role='master'):
+ def create_memif_interface(node, filename, mid, sid, role='master'):
"""Create Memif interface on the given node.
:param node: Given node to create Memif interface on.
- :param socket: Memif interface socket path.
+ :param filename: Memif interface socket filename.
:param mid: Memif interface ID.
+ :param sid: Socket ID.
:param role: Memif interface role [master|slave]. Default is master.
:type node: dict
- :type socket: str
+ :type filename: str
:type mid: str
+ :type sid: str
:type role: str
:returns: SW interface index.
:rtype: int
@@ -43,8 +45,10 @@ class Memif(object):
with VatTerminal(node, json_param=False) as vat:
vat.vat_terminal_exec_cmd_from_template(
- 'memif_create.vat',
- socket=socket, id=mid, role=role)
+ 'memif_socket_filename_add_del.vat',
+ add_del='add', id=sid, filename='/tmp/'+filename)
+ vat.vat_terminal_exec_cmd_from_template(
+ 'memif_create.vat', id=mid, socket=sid, role=role)
if 'sw_if_index' in vat.vat_stdout:
try:
sw_if_idx = int(vat.vat_stdout.split()[4])
@@ -56,7 +60,8 @@ class Memif(object):
Topology.update_interface_name(node, if_key, ifc_name)
ifc_mac = Memif.vpp_get_memif_interface_mac(node, sw_if_idx)
Topology.update_interface_mac_address(node, if_key, ifc_mac)
- Topology.update_interface_memif_socket(node, if_key, socket)
+ Topology.update_interface_memif_socket(node, if_key,
+ '/tmp/'+filename)
Topology.update_interface_memif_id(node, if_key, mid)
Topology.update_interface_memif_role(node, if_key, role)
return sw_if_idx
diff --git a/resources/libraries/robot/performance/performance_configuration.robot b/resources/libraries/robot/performance/performance_configuration.robot
index 8c94fc78fb..ba6c7967bb 100644
--- a/resources/libraries/robot/performance/performance_configuration.robot
+++ b/resources/libraries/robot/performance/performance_configuration.robot
@@ -2092,8 +2092,7 @@
| | ...
| | ... | *Note:*
| | ... | Socket paths for Memif are defined in following format:
-| | ... | - /tmp/memif-${number}-1
-| | ... | - /tmp/memif-${number}-2
+| | ... | - /tmp/memif-DUT1_VNF${number}-${sid}
| | ...
| | ... | *Example:*
| | ...
@@ -2104,8 +2103,8 @@
| | Set Interface State | ${dut2} | ${dut2_if1} | up
| | Set Interface State | ${dut2} | ${dut2_if2} | up
| | :FOR | ${number} | IN RANGE | 1 | ${nr}+1
-| | | ${sock1}= | Set Variable | /tmp/memif-DUT1_VNF${number}-1
-| | | ${sock2}= | Set Variable | /tmp/memif-DUT1_VNF${number}-2
+| | | ${sock1}= | Set Variable | memif-DUT1_VNF
+| | | ${sock2}= | Set Variable | memif-DUT1_VNF
| | | ${prev_index}= | Evaluate | ${number}-1
| | | Set up memif interfaces on DUT node | ${dut1}
| | | ... | ${sock1} | ${sock2} | ${number} | dut1-memif-${number}-if1
@@ -2114,8 +2113,8 @@
| | | ... | ${dut1-memif-${prev_index}-if2}
| | | Configure L2XC | ${dut1} | ${dut1_xconnect_if1}
| | | ... | ${dut1-memif-${number}-if1}
-| | | ${sock1}= | Set Variable | /tmp/memif-DUT2_VNF${number}-1
-| | | ${sock2}= | Set Variable | /tmp/memif-DUT2_VNF${number}-2
+| | | ${sock1}= | Set Variable | memif-DUT2_VNF
+| | | ${sock2}= | Set Variable | memif-DUT2_VNF
| | | Set up memif interfaces on DUT node | ${dut2}
| | | ... | ${sock1} | ${sock2} | ${number} | dut2-memif-${number}-if1
| | | ... | dut2-memif-${number}-if2
@@ -2139,8 +2138,7 @@
| | ...
| | ... | *Note:*
| | ... | Socket paths for Memif are defined in following format:
-| | ... | - /tmp/memif-${number}-1
-| | ... | - /tmp/memif-${number}-2
+| | ... | - /tmp/memif-DUT1_VNF${number}-${sid}
| | ...
| | ... | *Example:*
| | ...
@@ -2153,8 +2151,8 @@
| | Add interface to bridge domain | ${dut2} | ${dut2_if1} | ${1}
| | Add interface to bridge domain | ${dut2} | ${dut2_if2} | ${bd_id2}
| | :FOR | ${number} | IN RANGE | 1 | ${nr}+1
-| | | ${sock1}= | Set Variable | /tmp/memif-DUT1_VNF${number}-1
-| | | ${sock2}= | Set Variable | /tmp/memif-DUT1_VNF${number}-2
+| | | ${sock1}= | Set Variable | memif-DUT1_VNF
+| | | ${sock2}= | Set Variable | memif-DUT1_VNF
| | | Set up memif interfaces on DUT node | ${dut1}
| | | ... | ${sock1} | ${sock2} | ${number} | dut1-memif-${number}-if1
| | | ... | dut1-memif-${number}-if2
@@ -2163,8 +2161,8 @@
| | | ... | ${dut1-memif-${number}-if1} | ${number}
| | | Add interface to bridge domain | ${dut1}
| | | ... | ${dut1-memif-${number}-if2} | ${bd_id2}
-| | | ${sock1}= | Set Variable | /tmp/memif-DUT2_VNF${number}-1
-| | | ${sock2}= | Set Variable | /tmp/memif-DUT2_VNF${number}-2
+| | | ${sock1}= | Set Variable | memif-DUT2_VNF
+| | | ${sock2}= | Set Variable | memif-DUT2_VNF
| | | Set up memif interfaces on DUT node | ${dut2}
| | | ... | ${sock1} | ${sock2} | ${number} | dut2-memif-${number}-if1
| | | ... | dut2-memif-${number}-if2
diff --git a/resources/libraries/robot/shared/container.robot b/resources/libraries/robot/shared/container.robot
index c8c940ba45..4b23236a96 100644
--- a/resources/libraries/robot/shared/container.robot
+++ b/resources/libraries/robot/shared/container.robot
@@ -106,7 +106,7 @@
| | ... | group on all DUT nodes.
| | ...
| | Run Keyword | ${group}.Configure VPP In All Containers
-| | ... | memif_create_lxc.vat
+| | ... | memif_create_cnt.vat
| Stop all '${group}' containers
| | [Documentation] | Stop all container(s) in specific container group on all
diff --git a/resources/libraries/robot/shared/memif.robot b/resources/libraries/robot/shared/memif.robot
index a4857feccf..1739743498 100644
--- a/resources/libraries/robot/shared/memif.robot
+++ b/resources/libraries/robot/shared/memif.robot
@@ -21,32 +21,34 @@
| | ...
| | ... | *Arguments:*
| | ... | - ${dut_node} - DUT node. Type: dictionary
-| | ... | - ${sock1} - Socket path for first Memif interface. Type: string
-| | ... | - ${sock2} - Socket path for second Memif interface. Type: string
-| | ... | - ${number} - Memif interface key. Type: integer
+| | ... | - ${filename1} - Socket filename for 1st Memif interface. Type: string
+| | ... | - ${filename2} - Socket filename for 2nd Memif interface. Type: string
+| | ... | - ${mid} - Memif interface ID. Type: integer
| | ... | - ${memif_if1} - Name of the first Memif interface (Optional).
| | ... | Type: string
| | ... | - ${memif_if2} - Name of the second Memif interface (Optional).
| | ... | Type: string
| | ...
| | ... | _NOTE:_ This KW sets following test case variable:
-| | ... | - ${${memif_if1}} - First Memif interface.
-| | ... | - ${${memif_if2}} - Second Memif interface.
+| | ... | - ${${memif_if1}} - 1st Memif interface.
+| | ... | - ${${memif_if2}} - 2nd Memif interface.
| | ...
| | ... | *Example:*
| | ...
| | ... | \| Set up memif interfaces on DUT node \
-| | ... | \| ${nodes['DUT1']} \| /tmp/sock1 \| /tmp/sock2 \| 1 \|
+| | ... | \| ${nodes['DUT1']} \| sock1 \| sock2 \| 1 \|
| | ... | \| Set up memif interfaces on DUT node \
-| | ... | \| ${nodes['DUT2']} \| /tmp/sock1 \| /tmp/sock2 \| 1 \
+| | ... | \| ${nodes['DUT2']} \| sock1 \| sock2 \| 1 \
| | ... | \| dut2_memif_if1 \| dut2_memif_if2 \|
| | ...
-| | [Arguments] | ${dut_node} | ${sock1} | ${sock2} | ${number}=${1}
+| | [Arguments] | ${dut_node} | ${filename1} | ${filename2} | ${mid}=${1}
| | ... | ${memif_if1}=memif_if1 | ${memif_if2}=memif_if2
-| | ${key_1}= | Evaluate | (${number}*2)-1
-| | ${key_2}= | Evaluate | (${number}*2)
-| | ${memif_1}= | Create memif interface | ${dut_node} | ${sock1} | ${key_1}
-| | ${memif_2}= | Create memif interface | ${dut_node} | ${sock2} | ${key_2}
+| | ${sid_1}= | Evaluate | (${mid}*2)-1
+| | ${sid_2}= | Evaluate | (${mid}*2)
+| | ${memif_1}= | Create memif interface | ${dut_node}
+| | ... | ${filename1}${mid}-${sid_1} | ${mid} | ${sid_1}
+| | ${memif_2}= | Create memif interface | ${dut_node}
+| | ... | ${filename2}${mid}-${sid_2} | ${mid} | ${sid_2}
| | Set Interface State | ${dut_node} | ${memif_1} | up
| | Set Interface State | ${dut_node} | ${memif_2} | up
| | Set Test Variable | ${${memif_if1}} | ${memif_1}