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Sun, 16 Feb 2025 10:25:16 -0800 From: Gal Pressman To: "David S. Miller" , Jakub Kicinski CC: , Eric Dumazet , Paolo Abeni , Simon Horman , Jonathan Corbet , Tony Nguyen , Przemek Kitszel , Andrew Lunn , "Tariq Toukan" , Edward Cree , Ahmed Zaki , , Gal Pressman , Nimrod Oren Subject: [PATCH net-next v3 4/5] selftests: drv-net: Introduce a function that checks whether a port is available on remote host Date: Sun, 16 Feb 2025 20:24:52 +0200 Message-ID: <20250216182453.226325-5-gal@nvidia.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20250216182453.226325-1-gal@nvidia.com> References: <20250216182453.226325-1-gal@nvidia.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-NV-OnPremToCloud: AnonymousSubmission X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BL02EPF00021F68:EE_|IA1PR12MB6308:EE_ X-MS-Office365-Filtering-Correlation-Id: c6ce8b42-1779-4038-b304-08dd4eb74bd7 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|36860700013|376014|7416014|1800799024|82310400026; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?/YW26nv5gm3425hhEvfKfkcBjg8pAz/GKGlA4b3FRj3ATUzQcvWSaMgYV89f?= =?us-ascii?Q?+EpFBsazCvNjAs10XHc+0mMqt/KfW8j68zcm+ZRGJA6C2OygtzMvpxq3rf1I?= =?us-ascii?Q?7W9A/RHbOMF5bEVAM6oW9ExpUJnX1/L1XeQPSdo/3mVt+dpmrGsvvZRZn9CS?= =?us-ascii?Q?LE2GHCYyxW+mOsIu8AinwtZxm9f41nLUnhHZZgMh1ZZOsV2v78aVhEF3h/s3?= =?us-ascii?Q?8oIYqK1r635L2wGhivQM9e8jIJ5hJML8pygwfp4Rvp6uJeQCJVsn103GCOKZ?= =?us-ascii?Q?7MhwDJQkpryHqd+N3cyrpLAnm3JTl6jAXZMAS9w4+cYAeEhLy7AY0W+T9JxD?= =?us-ascii?Q?juamh4yyS1ixIIvtnVfJnK1+l1FAWRRxMSAYWpwdDNN1tq3URYyHR6ZRebVF?= =?us-ascii?Q?r1mYfOTXqmLWHlCvoHJy+PZxYY6NflX5vaYm2nI63UywaG6/4LJAQmiD4sTV?= =?us-ascii?Q?Vgutav3DmlPXIaqcpSPeTzCLmVOOD+8ASP3MI5kG7at+CcYGiLUQzRmQgQGi?= =?us-ascii?Q?1xXetETBZP1TDepu3T/zw45Q4OMcI0a8FRapQ9ORLG2xmyGSd+I2zMRsArGu?= =?us-ascii?Q?NU19pQgU3567xCESfbDYHwwB5TWRuUshAIGOBhYCx1d64aOy+hKuNlts09M9?= =?us-ascii?Q?tRCMYz77J4VvFYtsxnKKa+cF5T9crb7Y2ZJgzsnTGqdp44ahj544e+YKVxm5?= =?us-ascii?Q?YhQ1K44cTYnab5+LiNkqloriAq8nUnnFgWUH05YZibWioiHwU2ireLjr6SmO?= =?us-ascii?Q?oR2/uYVKeW9YLaCt0i/abBWuWY10wbMb2pczgYXSzckcLnhFjUpbbwxAVosQ?= =?us-ascii?Q?BwV1iqGWZcKPlXigkTm6dZQI5GKT/ROsQ/hUf6BReYRDQy4FLe7wuKHE241F?= =?us-ascii?Q?kmopFG/wsulpMMn5oKLYhC2TNeFQAvyT9K187OzTcm9VHXTkPauRnVjKRd9g?= =?us-ascii?Q?fzJ3y/KQWxjSw6Rw4u4o31818oSxdU7wTty90yunVDSJ5LcK/72BZd+mrIqH?= =?us-ascii?Q?Bkmf2fpJxzwW/8KIZKnmQqp2xCG4RvE8YgMZ3oDcUeVig1/rolJMRxXd6Esp?= =?us-ascii?Q?WXI2Fgh8d98Kdn0avV4PcUzCb4NqQmuqdQ5bLvlkX3EP40TU8W26NhCSfp7y?= =?us-ascii?Q?5pJxE4VNPf9E8uvXKbkwR+C9HsjWMgUMjKMOJEWYV3Vdo5ZyFMEOo107INVz?= =?us-ascii?Q?RPavHEVlDOp4w+70BKw9NJZCcky9LCMo0pTilNp0e1e0GQ6L587Hy0FVkfCY?= =?us-ascii?Q?xHQY0bSr7S9ccCGy8Sfh89+67dbY1EwEUgVslro2u6eIZ3SYKkwICHvsUUpd?= =?us-ascii?Q?o6X8Y/lGpPEwfw0O/bctNaVcgSF1xJVkM1k1n7FXXUQnrYQDXBcqROpw4UNZ?= =?us-ascii?Q?pmlKv0+2VjRQkVOpel0Oj1R/yyX79vw89FyEDWXHdcyjhfRVW3gDjSXnME3/?= =?us-ascii?Q?EGFwIQNj7hgMtYgWPeNkE5koCvEZIEnoFmuCM1KMqgw0X9Gj9Z6mnJuQUXvF?= =?us-ascii?Q?p5lXZW8PP3eZa/4=3D?= X-Forefront-Antispam-Report: CIP:216.228.117.161;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc6edge2.nvidia.com;CAT:NONE;SFS:(13230040)(36860700013)(376014)(7416014)(1800799024)(82310400026);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 16 Feb 2025 18:25:31.2856 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: c6ce8b42-1779-4038-b304-08dd4eb74bd7 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.161];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BL02EPF00021F68.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA1PR12MB6308 Add a function that checks whether a port is available on the remote host, this will be used downstream to verify that ports that were allocated locally are also available on the remote side. Reviewed-by: Nimrod Oren Signed-off-by: Gal Pressman --- tools/testing/selftests/net/lib/py/utils.py | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/tools/testing/selftests/net/lib/py/utils.py b/tools/testing/selftests/net/lib/py/utils.py index 5a13f4fd3784..903cc042ed0e 100644 --- a/tools/testing/selftests/net/lib/py/utils.py +++ b/tools/testing/selftests/net/lib/py/utils.py @@ -123,6 +123,13 @@ def ethtool(args, json=None, ns=None, host=None): return tool('ethtool', args, json=json, ns=ns, host=host) +def check_port_available_remote(port, host): + """ + Check if a port is available on remote host. + Raise exception if not available. + """ + cmd(f"python3 -c 'import socket; s=socket.socket(socket.AF_INET6, socket.SOCK_STREAM); s.bind((\"\", {port}))'", host=host) + def rand_port(): """ Get a random unprivileged port. -- 2.40.1