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How to use vg_ramdisk_cleanup method in avocado

Best Python code snippet using avocado_python

lv_utils.py

Source:lv_utils.py

...47    vg_size = ramdisk_vg_size48    vg_ramdisk_dir = os.path.join(ramdisk_basedir, vg_name)49    ramdisk_filename = os.path.join(vg_ramdisk_dir,50                                    ramdisk_sparse_filename)51    vg_ramdisk_cleanup(ramdisk_filename,52                       vg_ramdisk_dir, vg_name, "")53    result = ""54    if not os.path.exists(vg_ramdisk_dir):55        os.mkdir(vg_ramdisk_dir)56    try:57        logging.info("Mounting tmpfs")58        result = process.run("mount -t tmpfs tmpfs " + vg_ramdisk_dir)59        logging.info("Converting and copying /dev/zero")60        cmd = ("dd if=/dev/zero of=" + ramdisk_filename +61               " bs=1M count=1 seek=" + vg_size)62        result = process.run(cmd, verbose=True)63        logging.info("Finding free loop device")64        result = process.run("losetup --find", verbose=True)65    except process.CmdError, ex:66        logging.error(ex)67        vg_ramdisk_cleanup(ramdisk_filename,68                           vg_ramdisk_dir, vg_name, "")69        raise ex70    loop_device = result.stdout.rstrip()71    try:72        logging.info("Creating loop device")73        result = process.run("losetup " + loop_device + " " + ramdisk_filename)74        logging.info("Creating physical volume %s", loop_device)75        result = process.run("pvcreate " + loop_device)76        logging.info("Creating volume group %s", vg_name)77        result = process.run("vgcreate " + vg_name + " " + loop_device)78    except process.CmdError, ex:79        logging.error(ex)80        vg_ramdisk_cleanup(ramdisk_filename, vg_ramdisk_dir, vg_name,81                           loop_device)82        raise ex83    logging.info(result.stdout.rstrip())84def vg_ramdisk_cleanup(ramdisk_filename, vg_ramdisk_dir,85                       vg_name, loop_device):86    """87    Inline cleanup function in case of test error.88    """89    result = process.run("vgremove " + vg_name, ignore_status=True)90    if result.exit_status == 0:91        logging.info(result.stdout.rstrip())92    else:93        logging.debug("%s -> %s", result.command, result.stderr)94    result = process.run("pvremove " + loop_device, ignore_status=True)95    if result.exit_status == 0:96        logging.info(result.stdout.rstrip())97    else:98        logging.debug("%s -> %s", result.command, result.stderr)...

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