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authorPeter Mikus <pmikus@cisco.com>2020-01-02 13:25:01 +0000
committerPeter Mikus <pmikus@cisco.com>2020-01-07 15:25:06 +0000
commitae652334356c12b167399a340ad55abd1ef7bbce (patch)
treeca63fa2d81f76417e4f5dae734e88bc4dcc8078c /resources/libraries/python
parent3a001f6be69e9bc3a5c1cfe3386f9d62fd680af1 (diff)
Vhost: Add GSO option
Signed-off-by: Peter Mikus <pmikus@cisco.com> Change-Id: Iba9af71c293645b480203af72fcf940cbe9ccb3a
Diffstat (limited to 'resources/libraries/python')
-rw-r--r--resources/libraries/python/QemuManager.py6
-rw-r--r--resources/libraries/python/QemuUtils.py13
-rw-r--r--resources/libraries/python/VhostUser.py11
3 files changed, 22 insertions, 8 deletions
diff --git a/resources/libraries/python/QemuManager.py b/resources/libraries/python/QemuManager.py
index cfc4fbd7c9..c55e5af762 100644
--- a/resources/libraries/python/QemuManager.py
+++ b/resources/libraries/python/QemuManager.py
@@ -96,11 +96,13 @@ class QemuManager:
)
self.machines[name].qemu_add_vhost_user_if(
sock1, jumbo_frames=kwargs[u"jumbo"], queues=queues,
- queue_size=kwargs[u"perf_qemu_qsz"]
+ queue_size=kwargs[u"perf_qemu_qsz"],
+ csum=kwargs[u"enable_csum"], gso=kwargs[u"enable_gso"]
)
self.machines[name].qemu_add_vhost_user_if(
sock2, jumbo_frames=kwargs[u"jumbo"], queues=queues,
- queue_size=kwargs[u"perf_qemu_qsz"]
+ queue_size=kwargs[u"perf_qemu_qsz"],
+ csum=kwargs[u"enable_csum"], gso=kwargs[u"enable_gso"]
)
def construct_vms_on_all_nodes(self, **kwargs):
diff --git a/resources/libraries/python/QemuUtils.py b/resources/libraries/python/QemuUtils.py
index 96b4ebdaf4..09c3df7725 100644
--- a/resources/libraries/python/QemuUtils.py
+++ b/resources/libraries/python/QemuUtils.py
@@ -384,7 +384,7 @@ class QemuUtils:
def qemu_add_vhost_user_if(
self, socket, server=True, jumbo_frames=False, queue_size=None,
- queues=1):
+ queues=1, csum=False, gso=False):
"""Add Vhost-user interface.
:param socket: Path of the unix socket.
@@ -392,11 +392,15 @@ class QemuUtils:
: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.
:type socket: str
:type server: bool
:type jumbo_frames: bool
:type queue_size: int
:type queues: int
+ :type csum: bool
+ :type gso: bool
"""
self._vhost_id += 1
self._params.add_with_value(
@@ -411,12 +415,13 @@ class QemuUtils:
f"{self._vhost_id:02x}"
queue_size = f"rx_queue_size={queue_size},tx_queue_size={queue_size}" \
if queue_size else u""
- mbuf = u"on,host_mtu=9200"
self._params.add_with_value(
u"device", f"virtio-net-pci,netdev=vhost{self._vhost_id},mac={mac},"
f"addr={self._vhost_id+5}.0,mq=on,vectors={2 * queues + 2},"
- f"csum=off,gso=off,guest_tso4=off,guest_tso6=off,guest_ecn=off,"
- f"mrg_rxbuf={mbuf if jumbo_frames else u'off'},{queue_size}"
+ 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"mrg_rxbuf={u'on,host_mtu=9200' if jumbo_frames else u'off'},"
+ f"{queue_size}"
)
# Add interface MAC and socket to the node dict.
diff --git a/resources/libraries/python/VhostUser.py b/resources/libraries/python/VhostUser.py
index 2a03835d45..cc9685d74d 100644
--- a/resources/libraries/python/VhostUser.py
+++ b/resources/libraries/python/VhostUser.py
@@ -24,13 +24,18 @@ class VhostUser:
"""Vhost-user interfaces L1 library."""
@staticmethod
- def vpp_create_vhost_user_interface(node, socket):
+ def vpp_create_vhost_user_interface(
+ node, socket, is_server=False, enable_gso=False):
"""Create Vhost-user interface on VPP node.
:param node: Node to create Vhost-user interface on.
:param socket: Vhost-user interface socket path.
+ :param is_server: Server side of connection. Default: False
+ :param enable_gso: Generic segmentation offloading. Default: False
:type node: dict
:type socket: str
+ :type is_server: bool
+ :type enable_gso: bool
:returns: SW interface index.
:rtype: int
"""
@@ -38,7 +43,9 @@ class VhostUser:
err_msg = f"Failed to create Vhost-user interface " \
f"on host {node[u'host']}"
args = dict(
- sock_filename=str(socket)
+ is_server=bool(is_server),
+ sock_filename=str(socket),
+ enable_gso=bool(enable_gso)
)
with PapiSocketExecutor(node) as papi_exec: