From patchwork Tue Sep 22 10:49:30 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Max Reitz X-Patchwork-Id: 273102 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8D4CEC2D0E2 for ; Tue, 22 Sep 2020 11:01:56 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id DA6B920739 for ; Tue, 22 Sep 2020 11:01:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="i/cs4p0T" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DA6B920739 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:43846 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kKg3W-00062L-FS for qemu-devel@archiver.kernel.org; Tue, 22 Sep 2020 07:01:54 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:33360) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kKft8-0001ps-L1 for qemu-devel@nongnu.org; Tue, 22 Sep 2020 06:51:10 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:58948) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1kKft5-0000on-Bi for qemu-devel@nongnu.org; Tue, 22 Sep 2020 06:51:10 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1600771866; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=rGUZsjHgqLj5E8LG5C3k/EV9yuWT8nhX0OrJwrirL4w=; b=i/cs4p0TdnIAtJgAq/EZJzCi6fXtRzL8L52zBotyhF+VliewQJtgU8mApnZwcHYpZ92Gxd 5OKEAL6FvXmsXi6o/tLwkhhVepS7WIO6ZHsNL3ac2iOz/TSEHqx3OMRFmOo//1Ica5R/0K D/UgKawRQlKo2+ZexinspU9xApAi99Y= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-23-Jyb7PmWANuqi1Mo6T3YHiQ-1; Tue, 22 Sep 2020 06:51:02 -0400 X-MC-Unique: Jyb7PmWANuqi1Mo6T3YHiQ-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 769401084C80; Tue, 22 Sep 2020 10:51:01 +0000 (UTC) Received: from localhost (ovpn-114-26.ams2.redhat.com [10.36.114.26]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 6052319C4F; Tue, 22 Sep 2020 10:50:57 +0000 (UTC) From: Max Reitz To: qemu-block@nongnu.org Subject: [PATCH v2 18/20] iotests: Allow testing FUSE exports Date: Tue, 22 Sep 2020 12:49:30 +0200 Message-Id: <20200922104932.46384-19-mreitz@redhat.com> In-Reply-To: <20200922104932.46384-1-mreitz@redhat.com> References: <20200922104932.46384-1-mreitz@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=mreitz@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=216.205.24.124; envelope-from=mreitz@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/09/22 00:31:51 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -35 X-Spam_score: -3.6 X-Spam_bar: --- X-Spam_report: (-3.6 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1.455, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kevin Wolf , qemu-devel@nongnu.org, Stefan Hajnoczi , Max Reitz Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" This pretends FUSE exports are a kind of protocol. As such, they are always tested under the format node. This is probably the best way to test them, actually, because this will generate more I/O load and more varied patterns. Signed-off-by: Max Reitz --- tests/qemu-iotests/check | 6 ++ tests/qemu-iotests/common.filter | 5 +- tests/qemu-iotests/common.rc | 124 +++++++++++++++++++++++++++++++ 3 files changed, 134 insertions(+), 1 deletion(-) diff --git a/tests/qemu-iotests/check b/tests/qemu-iotests/check index 467a7cf1b7..07232138d7 100755 --- a/tests/qemu-iotests/check +++ b/tests/qemu-iotests/check @@ -270,6 +270,7 @@ image protocol options -rbd test rbd -sheepdog test sheepdog -nbd test nbd + -fuse test fuse -ssh test ssh -nfs test nfs @@ -382,6 +383,11 @@ testlist options xpand=false ;; + -fuse) + IMGPROTO=fuse + xpand=false + ;; + -ssh) IMGPROTO=ssh xpand=false diff --git a/tests/qemu-iotests/common.filter b/tests/qemu-iotests/common.filter index 838ed15793..172ea5752e 100644 --- a/tests/qemu-iotests/common.filter +++ b/tests/qemu-iotests/common.filter @@ -44,7 +44,8 @@ _filter_qom_path() _filter_testdir() { $SED -e "s#$TEST_DIR/#TEST_DIR/#g" \ - -e "s#$SOCK_DIR/#SOCK_DIR/#g" + -e "s#$SOCK_DIR/#SOCK_DIR/#g" \ + -e "s#SOCK_DIR/fuse-#TEST_DIR/#g" } # replace occurrences of the actual IMGFMT value with IMGFMT @@ -127,6 +128,7 @@ _filter_img_create_filenames() -e "s#$IMGPROTO:$TEST_DIR#TEST_DIR#g" \ -e "s#$TEST_DIR#TEST_DIR#g" \ -e "s#$SOCK_DIR#SOCK_DIR#g" \ + -e 's#SOCK_DIR/fuse-#TEST_DIR/#g' \ -e "s#$IMGFMT#IMGFMT#g" \ -e 's#nbd:127.0.0.1:[0-9]\\+#TEST_DIR/t.IMGFMT#g' \ -e 's#nbd+unix:///\??socket=SOCK_DIR/nbd#TEST_DIR/t.IMGFMT#g' @@ -227,6 +229,7 @@ _filter_img_info() -e "s#$IMGFMT#IMGFMT#g" \ -e 's#nbd://127.0.0.1:[0-9]\\+$#TEST_DIR/t.IMGFMT#g' \ -e 's#nbd+unix:///\??socket=SOCK_DIR/nbd#TEST_DIR/t.IMGFMT#g' \ + -e 's#SOCK_DIR/fuse-#TEST_DIR/#g' \ -e "/encrypted: yes/d" \ -e "/cluster_size: [0-9]\\+/d" \ -e "/table_size: [0-9]\\+/d" \ diff --git a/tests/qemu-iotests/common.rc b/tests/qemu-iotests/common.rc index e4751d4985..e17f813f06 100644 --- a/tests/qemu-iotests/common.rc +++ b/tests/qemu-iotests/common.rc @@ -257,6 +257,9 @@ if [ "$IMGOPTSSYNTAX" = "true" ]; then TEST_IMG_FILE=$TEST_DIR/t.$IMGFMT TEST_IMG="$DRIVER,file.driver=nbd,file.type=unix" TEST_IMG="$TEST_IMG,file.path=$SOCK_DIR/nbd" + elif [ "$IMGPROTO" = "fuse" ]; then + TEST_IMG_FILE=$TEST_DIR/t.$IMGFMT + TEST_IMG="$DRIVER,file.filename=$SOCK_DIR/fuse-t.$IMGFMT" elif [ "$IMGPROTO" = "ssh" ]; then TEST_IMG_FILE=$TEST_DIR/t.$IMGFMT TEST_IMG="$DRIVER,file.driver=ssh,file.host=127.0.0.1,file.path=$TEST_IMG_FILE" @@ -273,6 +276,9 @@ else elif [ "$IMGPROTO" = "nbd" ]; then TEST_IMG_FILE=$TEST_DIR/t.$IMGFMT TEST_IMG="nbd+unix:///?socket=$SOCK_DIR/nbd" + elif [ "$IMGPROTO" = "fuse" ]; then + TEST_IMG_FILE=$TEST_DIR/t.$IMGFMT + TEST_IMG="$SOCK_DIR/fuse-t.$IMGFMT" elif [ "$IMGPROTO" = "ssh" ]; then TEST_IMG_FILE=$TEST_DIR/t.$IMGFMT REMOTE_TEST_DIR="ssh://\\($USER@\\)\\?127.0.0.1\\(:[0-9]\\+\\)\\?$TEST_DIR" @@ -288,6 +294,9 @@ fi ORIG_TEST_IMG_FILE=$TEST_IMG_FILE ORIG_TEST_IMG="$TEST_IMG" +FUSE_PIDS=() +FUSE_EXPORTS=() + if [ -z "$TEST_DIR" ]; then TEST_DIR=$PWD/scratch fi @@ -357,6 +366,10 @@ _test_img_to_test_img_file() echo "$1" ;; + fuse) + echo "$1" | sed -e "s#$SOCK_DIR/fuse-#$TEST_DIR/#" + ;; + nfs) echo "$1" | sed -e "s#nfs://127.0.0.1##" ;; @@ -385,6 +398,11 @@ _make_test_img() local opts_param=false local misc_params=() + if [[ $IMGPROTO == fuse && $TEST_IMG == $SOCK_DIR/fuse-* ]]; then + # The caller may be trying to overwrite an existing image + _rm_test_img "$TEST_IMG" + fi + if [ -z "$TEST_IMG_FILE" ]; then img_name=$TEST_IMG elif [ "$IMGOPTSSYNTAX" != "true" -a \ @@ -469,11 +487,105 @@ _make_test_img() eval "$QEMU_NBD -v -t -k '$SOCK_DIR/nbd' -f $IMGFMT -e 42 -x '' $TEST_IMG_FILE >/dev/null &" sleep 1 # FIXME: qemu-nbd needs to be listening before we continue fi + + if [ $IMGPROTO = "fuse" -a -f "$img_name" ]; then + local export_mp + local pid + local pidfile + local timeout + + export_mp=$(echo "$img_name" | sed -e "s#$TEST_DIR/#$SOCK_DIR/fuse-#") + if ! echo "$export_mp" | grep -q "^$SOCK_DIR"; then + echo 'Cannot use FUSE exports with images outside of TEST_DIR' >&2 + return 1 + fi + + touch "$export_mp" + rm -f "$SOCK_DIR/fuse-output" + + # Usually, users would export formatted nodes. But we present fuse as a + # protocol-level driver here, so we have to leave the format to the + # client. + QEMU_STGD_NEED_PID=y $QEMU_STGD \ + --blockdev file,node-name=export-node,filename=$img_name,discard=unmap \ + --export fuse,id=fuse-export,node-name=export-node,mountpoint="$export_mp",writable=on,growable=on \ + & + + pidfile="$QEMU_TEST_DIR/qemu-storage-daemon.pid" + + # Wait for the PID file + while [ ! -f "$pidfile" ]; do + sleep 0.5 + done + + pid=$(cat "$pidfile") + rm -f "$pidfile" + + FUSE_PIDS+=($pid) + FUSE_EXPORTS+=("$export_mp") + fi } _rm_test_img() { local img=$1 + + if [[ $IMGPROTO == fuse && $img == $SOCK_DIR/fuse-* ]]; then + # Drop a FUSE export + local df_output + local i + local image_file + local index='' + local timeout + + for i in "${!FUSE_EXPORTS[@]}"; do + if [ "${FUSE_EXPORTS[i]}" = "$img" ]; then + index=$i + break + fi + done + + if [ -z "$index" ]; then + # Probably gone already + return 0 + fi + + kill "${FUSE_PIDS[index]}" + + # Wait until the mount is gone + timeout=10 # *0.5 s + while true; do + # Will show the mount point; if the mount is still there, + # it will be $img. + df_output=$(df -T "$img" 2>/dev/null) + + # But df may also show an error ("Transpoint endpoint not + # connected"), so retry in such cases + if [ -n "$df_output" ]; then + if ! echo "$df_output" | grep -q "$img"; then + break + fi + fi + + sleep 0.5 + + timeout=$((timeout - 1)) + if [ "$timeout" = 0 ]; then + echo 'Failed to take down FUSE export' >&2 + return 1 + fi + done + + rm -f "$img" + + unset "FUSE_PIDS[$index]" + unset "FUSE_EXPORTS[$index]" + + image_file=$(echo "$img" | sed -e "s#$SOCK_DIR/fuse-#$TEST_DIR/#") + _rm_test_img "$image_file" + return + fi + if [ "$IMGFMT" = "vmdk" ]; then # Remove all the extents for vmdk "$QEMU_IMG" info "$img" 2>/dev/null | grep 'filename:' | cut -f 2 -d: \ @@ -496,6 +608,17 @@ _cleanup_test_img() rm -f "$TEST_IMG_FILE" ;; + fuse) + local mp + + for mp in "${FUSE_EXPORTS[@]}"; do + _rm_test_img "$mp" + done + + FUSE_PIDS=() + FUSE_EXPORTS=() + ;; + file) _rm_test_img "$TEST_DIR/t.$IMGFMT" _rm_test_img "$TEST_DIR/t.$IMGFMT.orig" @@ -562,6 +685,7 @@ _img_info() sed -e "s#$REMOTE_TEST_DIR#TEST_DIR#g" \ -e "s#$IMGPROTO:$TEST_DIR#TEST_DIR#g" \ -e "s#$TEST_DIR#TEST_DIR#g" \ + -e "s#$SOCK_DIR/fuse-#TEST_DIR/#g" \ -e "s#$IMGFMT#IMGFMT#g" \ -e "/^disk size:/ D" \ -e "/actual-size/ D" | \