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[132.177.123.84]) by smtp-relay.gmail.com with ESMTPS id ds8-20020a0568705b0800b00203b9707d1fsm77820oab.2.2024.01.09.07.37.00 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Tue, 09 Jan 2024 07:37:01 -0800 (PST) X-Relaying-Domain: iol.unh.edu Received: from iol.unh.edu (unknown [IPv6:2606:4100:3880:1257::1083]) by postal.iol.unh.edu (Postfix) with ESMTP id 2641F6043300; Tue, 9 Jan 2024 10:37:00 -0500 (EST) From: jspewock@iol.unh.edu To: Honnappa.Nagarahalli@arm.com, juraj.linkes@pantheon.tech, thomas@monjalon.net, wathsala.vithanage@arm.com, probb@iol.unh.edu, paul.szczepanek@arm.com, yoan.picchi@foss.arm.com, lylavoie@iol.unh.edu, ferruh.yigit@amd.com, andrew.rybchenko@oktetlabs.ru Cc: dev@dpdk.org, Jeremy Spewock Subject: [PATCH v7 5/7] dts: allow configuring MTU of ports Date: Tue, 9 Jan 2024 10:36:31 -0500 Message-ID: <20240109153633.766-6-jspewock@iol.unh.edu> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240109153633.766-1-jspewock@iol.unh.edu> References: <20240103223206.23129-1-jspewock@iol.unh.edu> <20240109153633.766-1-jspewock@iol.unh.edu> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org From: Jeremy Spewock Adds methods in both os_session and linux session to allow for setting MTU of port interfaces so that suites that require the sending and receiving of packets of a specific size, or the rejection of packets over a certain size, can configure this maximum as needed. Signed-off-by: Jeremy Spewock --- dts/framework/testbed_model/linux_session.py | 8 ++++++++ dts/framework/testbed_model/os_session.py | 9 +++++++++ 2 files changed, 17 insertions(+) diff --git a/dts/framework/testbed_model/linux_session.py b/dts/framework/testbed_model/linux_session.py index 0ab59cef85..5d24030c3d 100644 --- a/dts/framework/testbed_model/linux_session.py +++ b/dts/framework/testbed_model/linux_session.py @@ -198,6 +198,14 @@ def configure_port_ip_address( verify=True, ) + def configure_port_mtu(self, mtu: int, port: Port) -> None: + """Overrides :meth:`~.os_session.OSSession.configure_port_mtu`.""" + self.send_command( + f"ip link set dev {port.logical_name} mtu {mtu}", + privileged=True, + verify=True, + ) + def configure_ipv4_forwarding(self, enable: bool) -> None: """Overrides :meth:`~.os_session.OSSession.configure_ipv4_forwarding`.""" state = 1 if enable else 0 diff --git a/dts/framework/testbed_model/os_session.py b/dts/framework/testbed_model/os_session.py index ac6bb5e112..e42f4d752a 100644 --- a/dts/framework/testbed_model/os_session.py +++ b/dts/framework/testbed_model/os_session.py @@ -413,6 +413,15 @@ def configure_port_ip_address( delete: If :data:`True`, remove the IP address, otherwise configure it. """ + @abstractmethod + def configure_port_mtu(self, mtu: int, port: Port) -> None: + """Configure `mtu` on `port`. + + Args: + mtu: Desired MTU value. + port: Port to set `mtu` on. + """ + @abstractmethod def configure_ipv4_forwarding(self, enable: bool) -> None: """Enable IPv4 forwarding in the operating system. -- 2.43.0