From patchwork Tue Jun 20 13:27:02 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daniel Wagner X-Patchwork-Id: 13285868 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 87960EB64D7 for ; Tue, 20 Jun 2023 13:27:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232717AbjFTN1V (ORCPT ); Tue, 20 Jun 2023 09:27:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59526 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232506AbjFTN1U (ORCPT ); Tue, 20 Jun 2023 09:27:20 -0400 Received: from smtp-out2.suse.de (smtp-out2.suse.de [195.135.220.29]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6FFCE185; Tue, 20 Jun 2023 06:27:19 -0700 (PDT) Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by smtp-out2.suse.de (Postfix) with ESMTPS id 165491F38A; Tue, 20 Jun 2023 13:27:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1687267638; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=QGmZ/olQcis6+UwkuO2nwZxUQO0u8CCpdn9kXeK69lI=; b=p2LyCrwU9BVcEuKucE5EYfVVjhCTR2cBrL3CyOm3m11u09Fy+PSShBnRPWiN3oRvXtlnwv yX2onXbW7xqn62c/pxQgXavz+u48Ni+7Vjkxcl8J+UaxwH9VITke98KJHpAVzSH2iPX/HU LK9zJz7Z8WnBpNN1tIar+M/zlASJknM= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1687267638; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=QGmZ/olQcis6+UwkuO2nwZxUQO0u8CCpdn9kXeK69lI=; b=ePCe6gPxYXv8wXkMXq1XXyCUnZhao+eGWj+8V9InX/BxhCBQqn1cRLqblGj/9ES/Rz1RPw ceL6JMYchPVHO4CA== Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id 0658C1346D; Tue, 20 Jun 2023 13:27:18 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id NVk8ATapkWSfOAAAMHmgww (envelope-from ); Tue, 20 Jun 2023 13:27:18 +0000 From: Daniel Wagner To: linux-nvme@lists.infradead.org Cc: linux-kernel@vger.kernel.org, linux-block@vger.kernel.org, Chaitanya Kulkarni , Shin'ichiro Kawasaki , Sagi Grimberg , Hannes Reinecke , James Smart , Martin Belanger , Daniel Wagner Subject: [PATCH blktests v1 2/3] nvme/rc: Avoid triggering host nvme-cli autoconnect Date: Tue, 20 Jun 2023 15:27:02 +0200 Message-ID: <20230620132703.20648-3-dwagner@suse.de> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230620132703.20648-1-dwagner@suse.de> References: <20230620132703.20648-1-dwagner@suse.de> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org When the host has enabled the udev/systemd autoconnect services for the fc transport it interacts with blktests and make tests break. nvme-cli learned to ignore connects attemps when using the --context command line option paired with a volatile configuration. Thus we can mark all the resources created by blktests and avoid any interaction with the systemd autoconnect scripts. Signed-off-by: Daniel Wagner --- tests/nvme/rc | 73 ++++++++++++++++++++++++++++++++++++++++++++------- 1 file changed, 63 insertions(+), 10 deletions(-) diff --git a/tests/nvme/rc b/tests/nvme/rc index 191f3e2e0c43..00117d314a38 100644 --- a/tests/nvme/rc +++ b/tests/nvme/rc @@ -14,8 +14,8 @@ def_remote_wwnn="0x10001100aa000001" def_remote_wwpn="0x20001100aa000001" def_local_wwnn="0x10001100aa000002" def_local_wwpn="0x20001100aa000002" -def_hostnqn="$(cat /etc/nvme/hostnqn 2> /dev/null)" -def_hostid="$(cat /etc/nvme/hostid 2> /dev/null)" +def_hostnqn="nqn.2014-08.org.nvmexpress:uuid:242d4a24-2484-4a80-8234-d0169409c5e8" +def_hostid="242d4a24-2484-4a80-8234-d0169409c5e8" nvme_trtype=${nvme_trtype:-"loop"} nvme_img_size=${nvme_img_size:-"1G"} nvme_num_iter=${nvme_num_iter:-"1000"} @@ -161,6 +161,50 @@ _nvme_calc_rand_io_size() { echo "${io_size_kb}k" } +_nvme_cli_supports_context() { + if ! nvme connect --help 2>&1 | grep -q context > /dev/null; then + return 1 + fi + return 0 +} + +_setup_nvme_cli() { + if ! _nvme_cli_supports_context; then + return + fi + + mkdir -p /run/nvme + cat >> /run/nvme/blktests.json <<-EOF + [ + { + "hostnqn": "${def_hostnqn}", + "hostid": "${def_hostid}", + "subsystems": [ + { + "application": "blktests", + "nqn": "blktests-subsystem-1", + "ports": [ + { + "transport": "fc", + "traddr": "nn-${def_remote_wwnn}:pn-${def_remote_wwpn}", + "host_traddr": "nn-${def_local_wwnn}:pn-${def_local_wwpn}" + } + ] + } + ] + } + ] + EOF +} + +_cleanup_nvme_cli() { + if ! _nvme_cli_supports_context; then + return + fi + + rm -f /run/nvme/blktests.json +} + _nvme_fcloop_add_rport() { local local_wwnn="$1" local local_wwpn="$2" @@ -235,6 +279,8 @@ _cleanup_fcloop() { _nvme_fcloop_del_lport "${local_wwnn}" "${local_wwpn}" _nvme_fcloop_del_rport "${local_wwnn}" "${local_wwpn}" \ "${remote_wwnn}" "${remote_wwpn}" + + _cleanup_nvme_cli } _cleanup_nvmet() { @@ -337,6 +383,8 @@ _setup_nvmet() { def_host_traddr=$(printf "nn-%s:pn-%s" \ "${def_local_wwnn}" \ "${def_local_wwpn}") + + _setup_nvme_cli fi } @@ -436,18 +484,18 @@ _nvme_connect_subsys() { trtype="$1" subsysnqn="$2" - ARGS=(-t "${trtype}" -n "${subsysnqn}") + ARGS=(-t "${trtype}" + -n "${subsysnqn}" + --hostnqn="${hostnqn}" + --hostid="${hostid}") + if _nvme_cli_supports_context; then + ARGS+=(--context="blktests") + fi if [[ "${trtype}" == "fc" ]] ; then ARGS+=(-a "${traddr}" -w "${host_traddr}") elif [[ "${trtype}" != "loop" ]]; then ARGS+=(-a "${traddr}" -s "${trsvcid}") fi - if [[ "${hostnqn}" != "$def_hostnqn" ]]; then - ARGS+=(--hostnqn="${hostnqn}") - fi - if [[ "${hostid}" != "$def_hostid" ]]; then - ARGS+=(--hostid="${hostid}") - fi if [[ -n "${hostkey}" ]]; then ARGS+=(--dhchap-secret="${hostkey}") fi @@ -482,7 +530,12 @@ _nvme_discover() { local host_traddr="${3:-$def_host_traddr}" local trsvcid="${3:-$def_trsvcid}" - ARGS=(-t "${trtype}") + ARGS=(-t "${trtype}" + --hostnqn="${def_hostnqn}" + --hostid="${def_hostid}") + if _nvme_cli_supports_context; then + ARGS+=(--context="blktests") + fi if [[ "${trtype}" = "fc" ]]; then ARGS+=(-a "${traddr}" -w "${host_traddr}") elif [[ "${trtype}" != "loop" ]]; then