def remove_interfaces(self, name, network_info):
for vif in network_info:
if_local_name = 'tap%s' % vif['id'][:11]
utils.trycmd('ip', 'link', 'del', if_local_name, run_as_root=True)
_file = lxc_net_conf_file(name, vif['id'][:11])
LOG.debug("remove net conf %s\n", vif['id'][:11])
if os.path.isfile(_file):
os.remove(_file)
def remove_interfaces(self, name, network_info):
for vif in network_info:
if_local_name = 'tap%s' % vif['id'][:11]
utils.trycmd('ip', 'link', 'del', if_local_name, run_as_root=True)
_file = lxc_net_conf_file(name, vif['id'][:11])
LOG.debug("remove net conf %s\n", vif['id'][:11])
if os.path.isfile(_file):
os.remove(_file)
def list(self, request, scan=True):
if scan:
LOG.debug("scaning host scsi devices")
utils.trycmd(
"bash", "-c",
"for f in /sys/class/scsi_host/host*/scan; do echo '- - -' > $f; done"
)
return self.list_host_device()
def list(self, request, scan=True):
""" List all host devices. """
if scan:
LOG.debug(_("Scaning host scsi devices"))
utils.trycmd(
"bash", "-c",
"for f in /sys/class/scsi_host/host*/scan; do echo "
"'- - -' > $f; done")
return {"devices": [d['name'] for d in utils.list_device()]}
def _remove_mapping(self, volume_id, ensure=True, static=True):
link_file = volume_link_path(volume_id)
if os.path.islink(link_file):
dev_path = os.path.realpath(link_file)
# ignore the manager root volume
if not dev_path.startswith(self.root_dev_path):
LOG.debug(_("Detach volume %s"), volume_id)
if ensure:
# ensure the device path is not visible in host/container
if check_dev_exist(dev_path):
LOG.warn(_("Try to delete device %s, but it seems exist."), dev_path)
utils.trycmd('bash', '-c', 'echo 1 > /sys/block/%s/device/delete' % dev_path.replace('/dev/',''))
os.remove(link_file)
self._volume_mapping.pop(volume_id)
self.manager.detach_volume(self.container['id'], dev_path,
self._mount_path.get(dev_path,''), static)
def _add_mapping(self, volume_id, mountpoint, device='', static=True):
LOG.debug(_("Attach volume %s : device %s, mountpoint %s"), volume_id, device, mountpoint)
if not device:
link_file = volume_link_path(volume_id)
if os.path.islink(link_file):
device = os.path.realpath(link_file)
else:
LOG.warn(_("Can't find the device of volume %s when attaching volume"), volume_id)
return
else:
if not device.startswith("/dev/"):
device = "/dev/" + device
self._volume_mapping[volume_id] = device
utils.trycmd('ln', '-sf', device, volume_link_path(volume_id))
self._mount_path[device] = mountpoint
if mountpoint != 'none':
self.manager.attach_volume(self.container['id'], device, mountpoint, static)
def list_host_device(self):
dev_out, _err = utils.trycmd('lsblk', '-dn', '-o', 'NAME,TYPE')
dev_list = []
for dev in dev_out.strip().split('\n'):
name, type = dev.split()
if type == 'disk' and not name.endswith('da'):
dev_list.append(DEV_DIRECTORY + name)
LOG.debug("scan host devices: %s", dev_list)
return {"devices": dev_list}
def list_host_device(self):
dev_out, _err = utils.trycmd('lsblk', '-dn', '-o', 'NAME,TYPE')
dev_list = []
for dev in dev_out.strip().split('\n'):
name, type = dev.split()
if type == 'disk' and not name.endswith('da'):
dev_list.append(DEV_DIRECTORY + name)
LOG.debug("scan host devices: %s", dev_list)
return { "devices" : dev_list }
def _remove_mapping(self, volume_id, ensure=True, static=True):
link_file = volume_link_path(volume_id)
if os.path.islink(link_file):
dev_path = os.path.realpath(link_file)
# ignore the manager root volume
if not dev_path.startswith(self.root_dev_path):
LOG.debug(_("Detach volume %s"), volume_id)
if ensure:
# ensure the device path is not visible in host/container
if check_dev_exist(dev_path):
LOG.warn(
_("Try to delete device %s, but it seems exist."),
dev_path)
utils.trycmd(
'bash', '-c', 'echo 1 > /sys/block/%s/device/delete' %
dev_path.replace('/dev/', ''))
os.remove(link_file)
self._volume_mapping.pop(volume_id)
self.manager.detach_volume(self.container['id'], dev_path,
self._mount_path.get(dev_path, ''),
static)
def _add_mapping(self, volume_id, mountpoint, device='', static=True):
LOG.debug(_("Attach volume %s : device %s, mountpoint %s"), volume_id,
device, mountpoint)
if not device:
link_file = volume_link_path(volume_id)
if os.path.islink(link_file):
device = os.path.realpath(link_file)
else:
LOG.warn(
_("Can't find the device of volume %s when attaching volume"
), volume_id)
return
else:
if not device.startswith("/dev/"):
device = "/dev/" + device
self._volume_mapping[volume_id] = device
utils.trycmd('ln', '-sf', device, volume_link_path(volume_id))
self._mount_path[device] = mountpoint
if mountpoint != 'none':
self.manager.attach_volume(self.container['id'], device,
mountpoint, static)
def list(self, request, scan=True):
""" List all host devices. """
if scan:
LOG.debug(_("Scaning host scsi devices"))
utils.trycmd("bash", "-c", "for f in /sys/class/scsi_host/host*/scan; do echo '- - -' > $f; done")
return { "devices" : [d['name'] for d in utils.list_device()] }
def create_symbolic(dev_path, volume_id):
utils.trycmd('ln', '-sf', dev_path, volume_link_path(volume_id))
def check_dev_exist(dev_path):
""" check /dev/sde exists by `fdisk'. Note `lsblk' can't guarentee that. """
disk_info, _ignore_err = utils.trycmd('fdisk', '-l', dev_path)
return disk_info.strip() != ''
def check_dev_exist(dev_path):
""" check /dev/sde exists by `fdisk'. Note `lsblk' can't guarentee that. """
disk_info, _ignore_err = utils.trycmd('fdisk', '-l', dev_path)
return disk_info.strip() != ''
def list(self, request, scan=True):
if scan:
LOG.debug("scaning host scsi devices")
utils.trycmd("bash", "-c", "for f in /sys/class/scsi_host/host*/scan; do echo '- - -' > $f; done")
return self.list_host_device()
def create_symbolic(dev_path, volume_id):
utils.trycmd('ln', '-sf', dev_path, volume_link_path(volume_id))
