def test_is_mounted(self):
mount_path = "/var/lib/nova/mnt"
source = "192.168.0.1:/nova"
proc_with_mnt = """/dev/sda3 / xfs rw,seclabel,attr2,inode64 0 0
tmpfs /tmp tmpfs rw,seclabel 0 0
hugetlbfs /dev/hugepages hugetlbfs rw,seclabel,relatime 0 0
mqueue /dev/mqueue mqueue rw,seclabel,relatime 0 0
debugfs /sys/kernel/debug debugfs rw,seclabel,relatime 0 0
nfsd /proc/fs/nfsd nfsd rw,relatime 0 0
/dev/sda1 /boot ext4 rw,seclabel,relatime,data=ordered 0 0
sunrpc /var/lib/nfs/rpc_pipefs rpc_pipefs rw,relatime 0 0
192.168.0.1:/nova /var/lib/nova/mnt nfs4 rw,relatime,vers=4.1
"""
proc_wrong_mnt = """/dev/sda3 / xfs rw,seclabel,attr2,inode64 0 0
tmpfs /tmp tmpfs rw,seclabel 0 0
hugetlbfs /dev/hugepages hugetlbfs rw,seclabel,relatime 0 0
mqueue /dev/mqueue mqueue rw,seclabel,relatime 0 0
debugfs /sys/kernel/debug debugfs rw,seclabel,relatime 0 0
nfsd /proc/fs/nfsd nfsd rw,relatime 0 0
/dev/sda1 /boot ext4 rw,seclabel,relatime,data=ordered 0 0
sunrpc /var/lib/nfs/rpc_pipefs rpc_pipefs rw,relatime 0 0
192.168.0.2:/nova /var/lib/nova/mnt nfs4 rw,relatime,vers=4.1
"""
proc_without_mnt = """/dev/sda3 / xfs rw,seclabel,,attr2,inode64 0 0
tmpfs /tmp tmpfs rw,seclabel 0 0
hugetlbfs /dev/hugepages hugetlbfs rw,seclabel,relatime 0 0
mqueue /dev/mqueue mqueue rw,seclabel,relatime 0 0
debugfs /sys/kernel/debug debugfs rw,seclabel,relatime 0 0
nfsd /proc/fs/nfsd nfsd rw,relatime 0 0
/dev/sda1 /boot ext4 rw,seclabel,relatime,data=ordered 0 0
sunrpc /var/lib/nfs/rpc_pipefs rpc_pipefs rw,relatime 0 0
"""
with mock.patch.object(os.path, 'ismount') as mock_ismount:
# is_mounted(mount_path) with no source is equivalent to
# os.path.ismount(mount_path)
mock_ismount.return_value = False
self.assertFalse(libvirt_utils.is_mounted(mount_path))
mock_ismount.return_value = True
self.assertTrue(libvirt_utils.is_mounted(mount_path))
# Source is given, and matches source in /proc/mounts
proc_mnt = mock.mock_open(read_data=proc_with_mnt)
with mock.patch.object(six.moves.builtins, "open", proc_mnt):
self.assertTrue(libvirt_utils.is_mounted(mount_path, source))
# Source is given, and doesn't match source in /proc/mounts
proc_mnt = mock.mock_open(read_data=proc_wrong_mnt)
with mock.patch.object(six.moves.builtins, "open", proc_mnt):
self.assertFalse(libvirt_utils.is_mounted(mount_path, source))
# Source is given, and mountpoint isn't present in /proc/mounts
# Note that this shouldn't occur, as os.path.ismount should have
# previously returned False in this case.
proc_umnt = mock.mock_open(read_data=proc_without_mnt)
with mock.patch.object(six.moves.builtins, "open", proc_umnt):
self.assertFalse(libvirt_utils.is_mounted(mount_path, source))
def test_is_mounted(self):
mount_path = "/var/lib/nova/mnt"
source = "192.168.0.1:/nova"
proc_with_mnt = """/dev/sda3 / xfs rw,seclabel,attr2,inode64 0 0
tmpfs /tmp tmpfs rw,seclabel 0 0
hugetlbfs /dev/hugepages hugetlbfs rw,seclabel,relatime 0 0
mqueue /dev/mqueue mqueue rw,seclabel,relatime 0 0
debugfs /sys/kernel/debug debugfs rw,seclabel,relatime 0 0
nfsd /proc/fs/nfsd nfsd rw,relatime 0 0
/dev/sda1 /boot ext4 rw,seclabel,relatime,data=ordered 0 0
sunrpc /var/lib/nfs/rpc_pipefs rpc_pipefs rw,relatime 0 0
192.168.0.1:/nova /var/lib/nova/mnt nfs4 rw,relatime,vers=4.1
"""
proc_wrong_mnt = """/dev/sda3 / xfs rw,seclabel,attr2,inode64 0 0
tmpfs /tmp tmpfs rw,seclabel 0 0
hugetlbfs /dev/hugepages hugetlbfs rw,seclabel,relatime 0 0
mqueue /dev/mqueue mqueue rw,seclabel,relatime 0 0
debugfs /sys/kernel/debug debugfs rw,seclabel,relatime 0 0
nfsd /proc/fs/nfsd nfsd rw,relatime 0 0
/dev/sda1 /boot ext4 rw,seclabel,relatime,data=ordered 0 0
sunrpc /var/lib/nfs/rpc_pipefs rpc_pipefs rw,relatime 0 0
192.168.0.2:/nova /var/lib/nova/mnt nfs4 rw,relatime,vers=4.1
"""
proc_without_mnt = """/dev/sda3 / xfs rw,seclabel,,attr2,inode64 0 0
tmpfs /tmp tmpfs rw,seclabel 0 0
hugetlbfs /dev/hugepages hugetlbfs rw,seclabel,relatime 0 0
mqueue /dev/mqueue mqueue rw,seclabel,relatime 0 0
debugfs /sys/kernel/debug debugfs rw,seclabel,relatime 0 0
nfsd /proc/fs/nfsd nfsd rw,relatime 0 0
/dev/sda1 /boot ext4 rw,seclabel,relatime,data=ordered 0 0
sunrpc /var/lib/nfs/rpc_pipefs rpc_pipefs rw,relatime 0 0
"""
with mock.patch.object(os.path, 'ismount') as mock_ismount:
# is_mounted(mount_path) with no source is equivalent to
# os.path.ismount(mount_path)
mock_ismount.return_value = False
self.assertFalse(libvirt_utils.is_mounted(mount_path))
mock_ismount.return_value = True
self.assertTrue(libvirt_utils.is_mounted(mount_path))
# Source is given, and matches source in /proc/mounts
proc_mnt = mock.mock_open(read_data=proc_with_mnt)
with mock.patch.object(six.moves.builtins, "open", proc_mnt):
self.assertTrue(libvirt_utils.is_mounted(mount_path, source))
# Source is given, and doesn't match source in /proc/mounts
proc_mnt = mock.mock_open(read_data=proc_wrong_mnt)
with mock.patch.object(six.moves.builtins, "open", proc_mnt):
self.assertFalse(libvirt_utils.is_mounted(mount_path, source))
# Source is given, and mountpoint isn't present in /proc/mounts
# Note that this shouldn't occur, as os.path.ismount should have
# previously returned False in this case.
proc_umnt = mock.mock_open(read_data=proc_without_mnt)
with mock.patch.object(six.moves.builtins, "open", proc_umnt):
self.assertFalse(libvirt_utils.is_mounted(mount_path, source))
def connect_volume(self, connection_info, instance):
"""Connect the volume."""
if is_systemd():
LOG.debug("systemd detected.")
else:
LOG.debug("No systemd detected.")
data = connection_info['data']
quobyte_volume = self._normalize_export(data['export'])
mount_path = self._get_mount_path(connection_info)
mounted = libvirt_utils.is_mounted(
mount_path, SOURCE_PROTOCOL + '@' + quobyte_volume)
if mounted:
try:
os.stat(mount_path)
except OSError as exc:
if exc.errno == errno.ENOTCONN:
mounted = False
LOG.info(
'Fixing previous mount %s which was not'
' unmounted correctly.', mount_path)
umount_volume(mount_path)
if not mounted:
mount_volume(quobyte_volume, mount_path,
CONF.libvirt.quobyte_client_cfg)
validate_volume(mount_path)
def _ensure_mounted(self, glusterfs_export, options=None):
"""@type glusterfs_export: string
@type options: string
"""
mount_path = os.path.join(CONF.libvirt.glusterfs_mount_point_base, utils.get_hash_str(glusterfs_export))
if not virtutils.is_mounted(mount_path, glusterfs_export):
self._mount_glusterfs(mount_path, glusterfs_export, options, ensure=True)
return mount_path
def _ensure_mounted(self, nfs_export, options=None):
"""@type nfs_export: string
@type options: string
"""
mount_path = os.path.join(CONF.libvirt.nfs_mount_point_base,
utils.get_hash_str(nfs_export))
if not libvirt_utils.is_mounted(mount_path, nfs_export):
self._mount_nfs(mount_path, nfs_export, options, ensure=True)
return mount_path
def _ensure_mounted(self, connection_info):
"""@type connection_info: dict
"""
nfs_export = connection_info["data"]["export"]
mount_path = self._get_mount_path(connection_info)
if not libvirt_utils.is_mounted(mount_path, nfs_export):
options = connection_info["data"].get("options")
self._mount_nfs(mount_path, nfs_export, options, ensure=True)
return mount_path
def _ensure_mounted(self, connection_info):
"""@type connection_info: dict
"""
nfs_export = connection_info['data']['export']
mount_path = self._get_mount_path(connection_info)
if not libvirt_utils.is_mounted(mount_path, nfs_export):
options = connection_info['data'].get('options')
self._mount_nfs(mount_path, nfs_export, options, ensure=True)
return mount_path
def _ensure_mounted(self, connection_info):
"""@type connection_info: dict
"""
glusterfs_export = connection_info['data']['export']
mount_path = self._get_mount_path(connection_info)
if not libvirt_utils.is_mounted(mount_path, glusterfs_export):
options = connection_info['data'].get('options')
self._mount_glusterfs(mount_path, glusterfs_export,
options, ensure=True)
return mount_path
def disconnect_volume(self, connection_info, disk_dev):
"""Disconnect the volume."""
quobyte_volume = self._normalize_url(connection_info['data']['export'])
mount_path = self._get_mount_point_for_share(quobyte_volume)
if libvirt_utils.is_mounted(mount_path, 'quobyte@' + quobyte_volume):
umount_volume(mount_path)
else:
LOG.info(_LI("Trying to disconnected unmounted volume at %s"),
mount_path)
def disconnect_volume(self, connection_info, disk_dev):
"""Disconnect the volume."""
quobyte_volume = self._normalize_url(connection_info['data']['export'])
mount_path = self._get_mount_point_for_share(quobyte_volume)
if libvirt_utils.is_mounted(mount_path, 'quobyte@' + quobyte_volume):
umount_volume(mount_path)
else:
LOG.info(_LI("Trying to disconnected unmounted volume at %s"),
mount_path)
def connect_volume(self, connection_info, disk_info):
"""Connect the volume."""
smbfs_share = connection_info['data']['export']
mount_path = self._get_mount_path(smbfs_share)
if not libvirt_utils.is_mounted(mount_path, smbfs_share):
mount_options = self._parse_mount_options(connection_info)
remotefs.mount_share(mount_path, smbfs_share,
export_type='cifs', options=mount_options)
device_path = self._get_device_path(connection_info)
connection_info['data']['device_path'] = device_path
def disconnect_volume(self, connection_info, instance):
"""Disconnect the volume."""
quobyte_volume = self._normalize_export(
connection_info['data']['export'])
mount_path = self._get_mount_path(connection_info)
if libvirt_utils.is_mounted(mount_path, 'quobyte@' + quobyte_volume):
umount_volume(mount_path)
else:
LOG.info("Trying to disconnected unmounted volume at %s",
mount_path)
def disconnect_volume(self, connection_info, instance):
"""Disconnect the volume."""
quobyte_volume = self._normalize_export(
connection_info['data']['export'])
mount_path = self._get_mount_path(connection_info)
if libvirt_utils.is_mounted(mount_path, 'quobyte@' + quobyte_volume):
umount_volume(mount_path)
else:
LOG.info("Trying to disconnected unmounted volume at %s",
mount_path)
def connect_volume(self, connection_info, disk_info):
"""Connect the volume."""
data = connection_info['data']
quobyte_volume = self._normalize_url(data['export'])
mount_path = self._get_mount_point_for_share(quobyte_volume)
mounted = libvirt_utils.is_mounted(
mount_path, SOURCE_PROTOCOL + '@' + quobyte_volume)
if mounted:
try:
os.stat(mount_path)
except OSError as exc:
if exc.errno == errno.ENOTCONN:
mounted = False
LOG.info(
_LI('Fixing previous mount %s which was not'
' unmounted correctly.'), mount_path)
umount_volume(mount_path)
if not mounted:
mount_volume(quobyte_volume, mount_path,
CONF.libvirt.quobyte_client_cfg)
validate_volume(mount_path)
def connect_volume(self, connection_info, disk_info):
"""Connect the volume."""
data = connection_info['data']
quobyte_volume = self._normalize_export(data['export'])
mount_path = self._get_mount_path(connection_info)
mounted = libvirt_utils.is_mounted(mount_path,
SOURCE_PROTOCOL
+ '@' + quobyte_volume)
if mounted:
try:
os.stat(mount_path)
except OSError as exc:
if exc.errno == errno.ENOTCONN:
mounted = False
LOG.info(_LI('Fixing previous mount %s which was not'
' unmounted correctly.'), mount_path)
umount_volume(mount_path)
if not mounted:
mount_volume(quobyte_volume,
mount_path,
CONF.libvirt.quobyte_client_cfg)
validate_volume(mount_path)