From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:34182) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fd8o9-0004W4-OO for qemu-devel@nongnu.org; Wed, 11 Jul 2018 02:41:02 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fd8o8-0004Wc-OF for qemu-devel@nongnu.org; Wed, 11 Jul 2018 02:41:01 -0400 From: Fam Zheng Date: Wed, 11 Jul 2018 14:40:46 +0800 Message-Id: <20180711064046.10989-1-famz@redhat.com> Subject: [Qemu-devel] [PATCH v2] iotests: nbd: Stop qemu-nbd before remaking image List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Kevin Wolf , Max Reitz , qemu-block@nongnu.org 197 is one example where _make_test_img is used twice without stopping the NBD server in between. An error will occur like this: @@ -26,9 +26,13 @@ === Partial final cluster === +qemu-img: TEST_DIR/t.IMGFMT: Failed to get "resize" lock +Is another process using the image? Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1024 +Failed to find an available port: Address already in use read 1024/1024 bytes at offset 0 Patch _make_test_img to stop the old qemu-nbd before starting a new one, which fixes this problem, and similarly 215. Signed-off-by: Fam Zheng --- tests/qemu-iotests/common.rc | 21 +++++++++++++++------ 1 file changed, 15 insertions(+), 6 deletions(-) diff --git a/tests/qemu-iotests/common.rc b/tests/qemu-iotests/common.rc index d054cb97fc..44bee16a5e 100644 --- a/tests/qemu-iotests/common.rc +++ b/tests/qemu-iotests/common.rc @@ -195,6 +195,16 @@ _use_sample_img() fi } +_stop_nbd_server() +{ + if [ -f "${QEMU_TEST_DIR}/qemu-nbd.pid" ]; then + local QEMU_NBD_PID + read QEMU_NBD_PID < "${QEMU_TEST_DIR}/qemu-nbd.pid" + kill ${QEMU_NBD_PID} + rm -f "${QEMU_TEST_DIR}/qemu-nbd.pid" + fi +} + _make_test_img() { # extra qemu-img options can be added by tests @@ -234,6 +244,10 @@ _make_test_img() extra_img_options="-o $optstr $extra_img_options" fi + if [ $IMGPROTO = "nbd" ]; then + _stop_nbd_server + fi + # XXX(hch): have global image options? ( if [ $use_backing = 1 ]; then @@ -274,12 +288,7 @@ _cleanup_test_img() case "$IMGPROTO" in nbd) - if [ -f "${QEMU_TEST_DIR}/qemu-nbd.pid" ]; then - local QEMU_NBD_PID - read QEMU_NBD_PID < "${QEMU_TEST_DIR}/qemu-nbd.pid" - kill ${QEMU_NBD_PID} - rm -f "${QEMU_TEST_DIR}/qemu-nbd.pid" - fi + _stop_nbd_server rm -f "$TEST_IMG_FILE" ;; vxhs) -- 2.17.1