def setup(self):
"""
Setup NFS in host.
Mount NFS as configured. If a local nfs is requested, setup the NFS
service and exportfs too.
"""
if self.nfs_setup:
if not self.nfs_service.status():
logging.debug("Restart NFS service.")
self.rpcbind_service.restart()
self.nfs_service.restart()
if not utils_misc.check_isdir(self.export_dir,
session=self.session):
utils_misc.make_dirs(self.export_dir, session=self.session)
self.rm_export_dir = True
self.exportfs.export()
self.unexportfs_in_clean = not self.exportfs.already_exported
logging.debug("Mount %s to %s" % (self.mount_src, self.mount_dir))
if (utils_misc.check_exists(self.mount_dir, session=self.session)
and not utils_misc.check_isdir(self.mount_dir,
session=self.session)):
raise OSError(
"Mount point %s is not a directory, check your setup." %
self.mount_dir)
if not utils_misc.check_isdir(self.mount_dir, session=self.session):
utils_misc.make_dirs(self.mount_dir, session=self.session)
self.rm_mount_dir = True
self.mount()
def create_or_clean_backend_dir(g_uri,
params,
session=None,
is_clean=False):
"""
Create/cleanup backend directory
:params g_uri: glusterfs uri
:params params: the parameters to be checked
:params session: VM/remote session object
:params is_cleanup: True for cleanup backend directory;
False for create one.
:return: gluster_img if is_clean is equal to True
"""
mount_point = params.get("gluster_mount_dir")
is_symlink = params.get("gluster_create_symlink") == "yes"
symlink_name = params.get("gluster_symlink")
gluster_img = None
if not is_clean:
if not utils_misc.check_exists(mount_point, session):
utils_misc.make_dirs(mount_point, session)
if gluster.glusterfs_is_mounted(mount_point, session):
gluster.glusterfs_umount(g_uri, mount_point, session)
gluster.glusterfs_mount(g_uri, mount_point, session)
gluster_img = os.path.join(mount_point, disk_img)
if is_symlink:
utils_misc.make_symlink(mount_point, symlink_name)
utils_misc.make_symlink(mount_point, symlink_name,
remote_session)
gluster_img = os.path.join(symlink_name, disk_img)
return gluster_img
else:
if is_symlink:
utils_misc.rm_link(symlink_name, session)
gluster.glusterfs_umount(g_uri, mount_point, session)
if utils_misc.check_exists(mount_point, session):
utils_misc.safe_rmdir(gluster_mount_dir, session=session)