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Python osi.create_tmp_dir函数代码示例

本文整理汇总了Python中system.osi.create_tmp_dir函数的典型用法代码示例。如果您正苦于以下问题:Python create_tmp_dir函数的具体用法?Python create_tmp_dir怎么用?Python create_tmp_dir使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。


在下文中一共展示了create_tmp_dir函数的15个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。

示例1: mount_root

def mount_root(pool_name, device):
    root_pool_mnt = DEFAULT_MNT_DIR + pool_name
    if (is_share_mounted(pool_name)):
        return root_pool_mnt
    create_tmp_dir(root_pool_mnt)
    mnt_cmd = [MOUNT, '-t', 'btrfs', device, root_pool_mnt]
    run_command(mnt_cmd)
    return root_pool_mnt
开发者ID:stennety,项目名称:rockstor-core,代码行数:8,代码来源:btrfs.py

示例2: mount_share

def mount_share(share, mnt_pt):
    if (is_mounted(mnt_pt)):
        return
    mount_root(share.pool)
    pool_device = ('/dev/%s' % share.pool.disk_set.first().name)
    subvol_str = 'subvol=%s' % share.subvol_name
    create_tmp_dir(mnt_pt)
    mnt_cmd = [MOUNT, '-t', 'btrfs', '-o', subvol_str, pool_device, mnt_pt]
    return run_command(mnt_cmd)
开发者ID:BillTheBest,项目名称:rockstor-core,代码行数:9,代码来源:btrfs.py

示例3: mount_share

def mount_share(share, pool_device, mnt_pt):
    if is_mounted(mnt_pt):
        return
    pool_device = "/dev/%s" % pool_device
    mount_root(share.pool, pool_device)
    subvol_str = "subvol=%s" % share.subvol_name
    create_tmp_dir(mnt_pt)
    mnt_cmd = [MOUNT, "-t", "btrfs", "-o", subvol_str, pool_device, mnt_pt]
    return run_command(mnt_cmd)
开发者ID:sujeetsr,项目名称:rockstor-core,代码行数:9,代码来源:btrfs.py

示例4: mount_share

def mount_share(share, mnt_pt):
	if (is_mounted(mnt_pt)):
		return
	mount_root(share["pool"])
	pool_device = ('/dev/%s' % share["pool"]["disks"][0]["name"])
	subvol_str = 'subvol=%s' % share["subvol_name"]
	create_tmp_dir(mnt_pt)
	mnt_cmd = [MOUNT, '-t', 'btrfs', '-o', subvol_str, pool_device, mnt_pt]
	return run_command(mnt_cmd)
开发者ID:ygd2013520,项目名称:onLink,代码行数:9,代码来源:btrfs.py

示例5: add_snap

def add_snap(pool, share_name, snap_name, readonly=False):
    """
    create a snapshot
    """
    root_pool_mnt = mount_root(pool)
    share_full_path = ('%s/%s' % (root_pool_mnt, share_name))
    snap_dir = ('%s/.snapshots/%s' % (root_pool_mnt, share_name))
    create_tmp_dir(snap_dir)
    snap_full_path = ('%s/%s' % (snap_dir, snap_name))
    return add_snap_helper(share_full_path, snap_full_path, readonly)
开发者ID:BillTheBest,项目名称:rockstor-core,代码行数:10,代码来源:btrfs.py

示例6: mount_root

def mount_root(pool):
    """
    Mounts a given pool at the default mount root (usually /mnt2/) using the
    pool.name as the final path entry. Ie pool.name = test-pool will be mounted
    at /mnt2/test-pool. Any mount options held in pool.mnt_options will be added
    to the mount command via the -o option as will a compress=pool.compression
    entry.
    N.B. Initially the mount target is defined by /dev/disk/by-label/pool.name,
    if this fails then an attempt to mount by each member of
    /dev/disk/by-id/pool.disk_set.all() but only if there are any members.
    If this second method also fails then an exception is raised, currently all
    but the last failed mount by device name is logged. If no disk members were
    reported by pool.disk_set.count() a separate Exception is raised.
    :param pool: pool object
    :return: either the relevant mount point or an Exception which either
    indicates 'no disks in pool' or 'Unknown Reason'
    """
    root_pool_mnt = DEFAULT_MNT_DIR + pool.name
    if (is_share_mounted(pool.name)):
        return root_pool_mnt
    # Creates a directory to act as the mount point.
    create_tmp_dir(root_pool_mnt)
    mnt_device = '/dev/disk/by-label/%s' % pool.name
    mnt_cmd = [MOUNT, mnt_device, root_pool_mnt, ]
    mnt_options = ''
    if (pool.mnt_options is not None):
        mnt_options = pool.mnt_options
    if (pool.compression is not None):
        if (re.search('compress', mnt_options) is None):
            mnt_options = ('%s,compress=%s' % (mnt_options, pool.compression))
    if (os.path.exists(mnt_device)):
        if (len(mnt_options) > 0):
            mnt_cmd.extend(['-o', mnt_options])
        run_command(mnt_cmd)
        return root_pool_mnt
    # If we cannot mount by-label, let's try mounting by device; one by one
    # until we get our first success.
    if (pool.disk_set.count() < 1):
        raise Exception('Cannot mount Pool(%s) as it has no disks in it.' % pool.name)
    last_device = pool.disk_set.last()
    for device in pool.disk_set.all():
        mnt_device = ('/dev/disk/by-id/%s' % device.name)
        if (os.path.exists(mnt_device)):
            mnt_cmd = [MOUNT, mnt_device, root_pool_mnt, ]
            if (len(mnt_options) > 0):
                mnt_cmd.extend(['-o', mnt_options])
            try:
                run_command(mnt_cmd)
                return root_pool_mnt
            except Exception, e:
                if (device.name == last_device.name):
                    # exhausted mounting using all devices in the pool
                    raise e
                logger.error('Error mounting: %s. Will try using another device.' % mnt_cmd)
                logger.exception(e)
开发者ID:sfranzen,项目名称:rockstor-core,代码行数:55,代码来源:btrfs.py

示例7: add_snap

def add_snap(pool, pool_device, share_name, snap_name, readonly=False):
    """
    create a snapshot
    """
    pool_device = "/dev/" + pool_device
    root_pool_mnt = mount_root(pool, pool_device)
    share_full_path = "%s/%s" % (root_pool_mnt, share_name)
    snap_dir = "%s/.snapshots/%s" % (root_pool_mnt, share_name)
    create_tmp_dir(snap_dir)
    snap_full_path = "%s/%s" % (snap_dir, snap_name)
    return add_snap_helper(share_full_path, snap_full_path, readonly)
开发者ID:sujeetsr,项目名称:rockstor-core,代码行数:11,代码来源:btrfs.py

示例8: mount_snap

def mount_snap(share, snap_name, pool_device, snap_mnt=None):
    pool_device = "/dev/%s" % pool_device
    share_path = "%s%s" % (DEFAULT_MNT_DIR, share.name)
    rel_snap_path = ".snapshots/%s/%s" % (share.name, snap_name)
    snap_path = "%s%s/%s" % (DEFAULT_MNT_DIR, share.pool.name, rel_snap_path)
    if snap_mnt is None:
        snap_mnt = "%s/.%s" % (share_path, snap_name)
    mount_share(share, pool_device[5:], share_path)
    if is_subvol(snap_path):
        create_tmp_dir(snap_mnt)
        return run_command([MOUNT, "-o", "subvol=%s" % rel_snap_path, pool_device, snap_mnt])
开发者ID:sujeetsr,项目名称:rockstor-core,代码行数:11,代码来源:btrfs.py

示例9: mount_snap

def mount_snap(share, snap_name, pool_device, snap_mnt=None):
    pool_device = ('/dev/%s' % pool_device)
    share_path = ('%s%s' % (DEFAULT_MNT_DIR, share.name))
    rel_snap_path = ('.snapshots/%s/%s' % (share.name, snap_name))
    snap_path = ('%s%s/%s' %
                 (DEFAULT_MNT_DIR, share.pool.name, rel_snap_path))
    if (snap_mnt is None):
        snap_mnt = ('%s/.%s' % (share_path, snap_name))
    mount_share(share, pool_device[5:], share_path)
    if (is_subvol(snap_path)):
        create_tmp_dir(snap_mnt)
        return run_command([MOUNT, '-o', 'subvol=%s' % rel_snap_path,
                            pool_device, snap_mnt])
开发者ID:wli5,项目名称:rockstor-core,代码行数:13,代码来源:btrfs.py

示例10: mount_root

def mount_root(pool, device):
    root_pool_mnt = DEFAULT_MNT_DIR + pool.name
    if is_share_mounted(pool.name):
        return root_pool_mnt
    create_tmp_dir(root_pool_mnt)
    mnt_device = "/dev/disk/by-label/%s" % pool.name
    if not os.path.exists(mnt_device):
        mnt_device = device
    mnt_cmd = [MOUNT, mnt_device, root_pool_mnt]
    mnt_options = ""
    if pool.mnt_options is not None:
        mnt_options = pool.mnt_options
    if pool.compression is not None:
        if re.search("compress", mnt_options) is None:
            mnt_options = "%s,compress=%s" % (mnt_options, pool.compression)
    if len(mnt_options) > 0:
        mnt_cmd.extend(["-o", mnt_options])
    run_command(mnt_cmd)
    return root_pool_mnt
开发者ID:sujeetsr,项目名称:rockstor-core,代码行数:19,代码来源:btrfs.py

示例11: rollback_snap

def rollback_snap(snap_name, sname, subvol_name, pool, pool_device):
    """
    1. validate destination snapshot and umount the share
    2. remove the share
    3. move the snapshot to share location and mount it.
    """
    mnt_pt = "%s%s" % (DEFAULT_MNT_DIR, sname)
    snap_fp = "%s/%s/.snapshots/%s/%s" % (DEFAULT_MNT_DIR, pool.name, sname, snap_name)
    if not is_subvol(snap_fp):
        raise Exception("Snapshot(%s) does not exist. Rollback is not " "possible" % snap_fp)
    dpath = "/dev/%s" % pool_device
    mount_root(pool, dpath)
    if is_share_mounted(sname):
        umount_root(mnt_pt)
    remove_share(pool, pool_device, subvol_name)
    shutil.move(snap_fp, "%s/%s/%s" % (DEFAULT_MNT_DIR, pool.name, sname))
    create_tmp_dir(mnt_pt)
    subvol_str = "subvol=%s" % sname
    mnt_cmd = [MOUNT, "-t", "btrfs", "-o", subvol_str, dpath, mnt_pt]
    run_command(mnt_cmd)
开发者ID:sujeetsr,项目名称:rockstor-core,代码行数:20,代码来源:btrfs.py

示例12: mount_root

def mount_root(pool, device):
    root_pool_mnt = DEFAULT_MNT_DIR + pool.name
    if (is_share_mounted(pool.name)):
        return root_pool_mnt
    create_tmp_dir(root_pool_mnt)
    mnt_device = '/dev/disk/by-label/%s' % pool.name
    if (not os.path.exists(mnt_device)):
        mnt_device = device
        if (re.match('/dev/', device) is None):
            mnt_device = ('/dev/%s' % mnt_device)
    mnt_cmd = [MOUNT, mnt_device, root_pool_mnt, ]
    mnt_options = ''
    if (pool.mnt_options is not None):
        mnt_options = pool.mnt_options
    if (pool.compression is not None):
        if (re.search('compress', mnt_options) is None):
            mnt_options = ('%s,compress=%s' % (mnt_options, pool.compression))
    if (len(mnt_options) > 0):
        mnt_cmd.extend(['-o', mnt_options])
    run_command(mnt_cmd)
    return root_pool_mnt
开发者ID:wli5,项目名称:rockstor-core,代码行数:21,代码来源:btrfs.py

示例13: mount_root

def mount_root(pool):
	root_pool_mnt = DEFAULT_MNT_DIR + pool["name"]
	if (is_share_mounted(pool["name"])):
		return root_pool_mnt
	create_tmp_dir(root_pool_mnt)
	mnt_device = '/dev/disk/by-label/%s' % pool["name"]
	mnt_cmd = [MOUNT, mnt_device, root_pool_mnt, ]
	mnt_options = ''
	if (pool["mnt_options"] is not None):
		mnt_options = pool["mnt_options"]
	if (pool["compression"] is not None):
		if (re.search('compress', mnt_options) is None):
			mnt_options = ('%s,compress=%s' % (mnt_options, pool["compression"]))
	if (os.path.exists(mnt_device)):
		if (len(mnt_options) > 0):
			mnt_cmd.extend(['-o', mnt_options])
		run_command(mnt_cmd)
		return root_pool_mnt

	# If we cannot mount by-label, let's try mounting by device one by one
	# until we get our first success.
	# ==============================================================================#
	if (len(pool["disks"]) < 1):
		raise Exception('Cannot mount Pool(%s) as it has no disks in it.' % pool["name"])
	last_device = pool["disks"][-1]
	for device in pool["disks"]:
		mnt_device = ('/dev/%s' % device["name"])
		if (os.path.exists(mnt_device)):
			mnt_cmd = [MOUNT, mnt_device, root_pool_mnt, ]
			if (len(mnt_options) > 0):
				mnt_cmd.extend(['-o', mnt_options])
			try:
				run_command(mnt_cmd)
				return root_pool_mnt
			except Exception, e:
				if (device["name"] == last_device["name"]):
					# exhausted mounting using all devices in the pool
					raise e
				logger.error('Error mouting: %s. Will try using another device.' % mnt_cmd)
				logger.exception(e)
开发者ID:ygd2013520,项目名称:onLink,代码行数:40,代码来源:btrfs.py

示例14: rollback_snap

def rollback_snap(snap_name, sname, subvol_name, pool):
    """
    1. validate destination snapshot and umount the share
    2. remove the share
    3. move the snapshot to share location and mount it.
    """
    mnt_pt = ('%s%s' % (DEFAULT_MNT_DIR, sname))
    snap_fp = ('%s/%s/.snapshots/%s/%s' % (DEFAULT_MNT_DIR, pool.name, sname,
                                           snap_name))
    if (not is_subvol(snap_fp)):
        raise Exception('Snapshot(%s) does not exist. Rollback is not '
                        'possible' % snap_fp)
    mount_root(pool)
    if (is_share_mounted(sname)):
        umount_root(mnt_pt)
    remove_share(pool, subvol_name, '-1/-1')
    shutil.move(snap_fp, '%s/%s/%s' % (DEFAULT_MNT_DIR, pool.name, sname))
    create_tmp_dir(mnt_pt)
    subvol_str = 'subvol=%s' % sname
    dpath = '/dev/%s' % pool.disk_set.first().name
    mnt_cmd = [MOUNT, '-t', 'btrfs', '-o', subvol_str, dpath, mnt_pt]
    run_command(mnt_cmd)
开发者ID:BillTheBest,项目名称:rockstor-core,代码行数:22,代码来源:btrfs.py

示例15: mount_share

def mount_share(share_name, pool_device, mnt_pt):
    pool_device = '/dev/' + pool_device
    subvol_str = 'subvol=%s' % share_name
    create_tmp_dir(mnt_pt)
    mnt_cmd = [MOUNT, '-t', 'btrfs', '-o', subvol_str, pool_device, mnt_pt]
    return run_command(mnt_cmd)
开发者ID:stennety,项目名称:rockstor-core,代码行数:6,代码来源:btrfs.py


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