def getFileSystem(self, case_name, mount_root=None, read_only=False):
"""
@rtype: EnkfFs
"""
if mount_root is None:
mount_root = self.__mount_root
full_case_name = self.__createFullCaseName(mount_root, case_name)
if not full_case_name in self.__fs_rotator:
if not EnkfFs.exists(full_case_name):
if self.__fs_rotator.atCapacity():
self.__fs_rotator.dropOldestFileSystem()
if read_only:
raise IOError("Tried to access non existing filesystem: '%s' in read-only mode" % full_case_name)
EnkfFs.createFileSystem(full_case_name, self.__fs_type, self.__fs_arg)
new_fs = EnkfFs(full_case_name, read_only)
self.__fs_rotator.addFileSystem(new_fs, full_case_name)
fs = self.__fs_rotator[full_case_name]
if fs.isReadOnly() and not read_only:
fs.setWritable()
return fs
def test_create(self):
with TestAreaContext("create_fs") as work_area:
work_area.copy_parent_content(self.config_file)
self.assertTrue(EnkfFs.exists(self.mount_point))
fs = EnkfFs(self.mount_point)
self.assertEqual(1, fs.refCount())
fs.umount()
self.assertFalse(EnkfFs.exists("newFS"))
arg = None
EnkfFs.createFileSystem("newFS", EnKFFSType.BLOCK_FS_DRIVER_ID, arg)
self.assertTrue(EnkfFs.exists("newFS"))
def test_create2(self):
with TestAreaContext("create_fs2") as work_area:
work_area.copy_parent_content(self.config_file)
new_fs = EnkfFs.createFileSystem("newFS",
EnKFFSType.BLOCK_FS_DRIVER_ID,
mount=True)
self.assertTrue(isinstance(new_fs, EnkfFs))
def test_create(self):
with TestAreaContext("create_fs") as work_area:
work_area.copy_parent_content(self.config_file)
self.assertTrue(EnkfFs.exists(self.mount_point))
fs = EnkfFs(self.mount_point)
self.assertEqual(1, fs.refCount())
fs.umount()
self.assertFalse(EnkfFs.exists("newFS"))
arg = None
fs = EnkfFs.createFileSystem("newFS", EnKFFSType.BLOCK_FS_DRIVER_ID, arg)
self.assertTrue(EnkfFs.exists("newFS"))
self.assertTrue( fs is None )
with self.assertRaises(IOError):
version = EnkfFs.diskVersion("does/not/exist")
version = EnkfFs.diskVersion("newFS")
self.assertTrue( version >= 106 )
def getFileSystem(self, case_name, mount_root=None):
"""
@rtype: EnkfFs
"""
if mount_root is None:
mount_root = self.__mount_root
full_case_name = self.__createFullCaseName(mount_root, case_name)
if not full_case_name in self.__fs_rotator:
if not EnkfFs.exists(full_case_name):
if self.__fs_rotator.atCapacity():
self.__fs_rotator.dropOldestFileSystem()
EnkfFs.createFileSystem(full_case_name, self.__fs_type, self.__fs_arg)
new_fs = EnkfFs(full_case_name)
self.__fs_rotator.addFileSystem(new_fs, full_case_name)
fs = self.__fs_rotator[full_case_name]
return fs
def getFileSystem(self, case_name, mount_root=None):
"""
@rtype: EnkfFs
"""
if mount_root is None:
mount_root = self.__mount_root
full_case_name = self.__createFullCaseName(mount_root, case_name)
if not full_case_name in self.__fs_rotator:
if not EnkfFs.exists(full_case_name):
if self.__fs_rotator.atCapacity():
self.__fs_rotator.dropOldestFileSystem()
EnkfFs.createFileSystem(full_case_name, self.__fs_type, self.__fs_arg)
new_fs = EnkfFs(full_case_name)
self.__fs_rotator.addFileSystem(new_fs, full_case_name)
fs = self.__fs_rotator[full_case_name]
return fs
def test_create(self):
with TestAreaContext("create_fs") as work_area:
work_area.copy_parent_content(self.config_file)
self.assertTrue(EnkfFs.exists(self.mount_point))
fs = EnkfFs(self.mount_point)
self.assertEqual(1, fs.refCount())
fs.umount()
self.assertFalse(EnkfFs.exists("newFS"))
arg = None
fs = EnkfFs.createFileSystem("newFS",
EnKFFSType.BLOCK_FS_DRIVER_ID, arg)
self.assertTrue(EnkfFs.exists("newFS"))
self.assertTrue(fs is None)
with TestAreaContext("create_fs2") as work_area:
work_area.copy_parent_content(self.config_file)
new_fs = EnkfFs.createFileSystem("newFS",
EnKFFSType.BLOCK_FS_DRIVER_ID,
mount=True)
self.assertTrue(isinstance(new_fs, EnkfFs))
def test_throws(self):
with self.assertRaises(Exception):
fs = EnkfFs("/does/not/exist")
def test_create(self):
with TestAreaContext("create_fs") as work_area:
work_area.copy_parent_content(self.config_file)
self.assertTrue(EnkfFs.exists(self.mount_point))
fs = EnkfFs(self.mount_point)
self.assertEqual(1, fs.refCount())
fs.umount()
self.assertFalse(EnkfFs.exists("newFS"))
arg = None
fs = EnkfFs.createFileSystem("newFS",
EnKFFSType.BLOCK_FS_DRIVER_ID, arg)
self.assertTrue(EnkfFs.exists("newFS"))
self.assertTrue(fs is None)
with self.assertRaises(IOError):
version = EnkfFs.diskVersion("does/not/exist")
version = EnkfFs.diskVersion("newFS")
self.assertTrue(version >= 106)
def test_create2(self):
with TestAreaContext("create_fs2") as work_area:
work_area.copy_parent_content(self.config_file)
new_fs = EnkfFs.createFileSystem("newFS", EnKFFSType.BLOCK_FS_DRIVER_ID, mount = True)
self.assertTrue( isinstance( new_fs , EnkfFs ))
