def open(self, filepath, mode):
"""Opens an hpss file"""
#want to close any open files first
try:
if self._file:
self.close()
except ArchiveInterfaceError as ex:
err_str = "Can't close previous hpss file before "\
"opening new one with error: " + str(ex)
raise ArchiveInterfaceError(err_str)
#try to open file
try:
fpath = un_abs_path(filepath)
filename = os.path.join(self._prefix, path_info_munge(fpath))
self._filepath = filename
hpss = HpssExtended(self._filepath, self._latency)
hpss.ping_core()
hpss_fopen = self._hpsslib.hpss_Fopen
hpss_fopen.restype = c_void_p
self._file = hpss_fopen(filename, mode)
if self._file < 0:
err_str = "Failed opening Hpss File, code: " + str(self._file)
raise ArchiveInterfaceError(err_str)
return self
except Exception as ex:
err_str = "Can't open hpss file with error: " + str(ex)
raise ArchiveInterfaceError(err_str)
def open(self, filepath, mode):
"""Opens an hpss file"""
#want to close any open files first
try:
if self._file:
self.close()
except ArchiveInterfaceError as ex:
err_str = "Can't close previous hpss file before "\
"opening new one with error: " + str(ex)
raise ArchiveInterfaceError(err_str)
#try to open file
try:
fpath = un_abs_path(filepath)
filename = os.path.join(self._prefix, path_info_munge(fpath))
self._filepath = filename
hpss = HpssExtended(self._filepath, self._latency)
hpss.ping_core()
hpss_fopen = self._hpsslib.hpss_Fopen
hpss_fopen.restype = c_void_p
self._file = hpss_fopen(filename, mode)
if self._file < 0:
err_str = "Failed opening Hpss File, code: " + str(self._file)
raise ArchiveInterfaceError(err_str)
return self
except Exception as ex:
err_str = "Can't open hpss file with error: " + str(ex)
raise ArchiveInterfaceError(err_str)
def open(self, filepath, mode):
"""Open a posix file"""
#want to close any open files first
try:
if self._file:
self.close()
except ArchiveInterfaceError as ex:
err_str = "Can't close previous posix file before opening new "\
"one with error: " + str(ex)
raise ArchiveInterfaceError(err_str)
try:
fpath = un_abs_path(filepath)
filename = os.path.join(self._prefix, fpath)
self._file = ExtendedFile(filename, mode)
return self
except Exception as ex:
err_str = "Can't open posix file with error: " + str(ex)
raise ArchiveInterfaceError(err_str)
def open(self, filepath, mode):
"""Open a posix file"""
#want to close any open files first
try:
if self._file:
self.close()
except ArchiveInterfaceError as ex:
err_str = "Can't close previous posix file before opening new "\
"one with error: " + str(ex)
raise ArchiveInterfaceError(err_str)
try:
fpath = un_abs_path(filepath)
filename = os.path.join(self._prefix, fpath)
self._file = ExtendedFile(filename, mode)
return self
except Exception as ex:
err_str = "Can't open posix file with error: " + str(ex)
raise ArchiveInterfaceError(err_str)
def test_utils_absolute_path(self):
"""test the return of un_abs_path"""
return_one = un_abs_path("tmp/foo.text")
return_two = un_abs_path("/tmp/foo.text")
return_three = un_abs_path("/tmp/foo.text")
return_four = un_abs_path("foo.text")
self.assertEqual(return_one, "tmp/foo.text")
self.assertEqual(return_two, "tmp/foo.text")
self.assertNotEqual(return_three, "/tmp/foo.text")
self.assertEqual(return_four, "foo.text")
hit_exception = False
try:
un_abs_path(47)
except ArchiveInterfaceError, ex:
hit_exception = True
def test_utils_absolute_path(self):
"""test the return of un_abs_path"""
return_one = un_abs_path("tmp/foo.text")
return_two = un_abs_path("/tmp/foo.text")
return_three = un_abs_path("/tmp/foo.text")
return_four = un_abs_path("foo.text")
self.assertEqual(return_one, "tmp/foo.text")
self.assertEqual(return_two, "tmp/foo.text")
self.assertNotEqual(return_three, "/tmp/foo.text")
self.assertEqual(return_four, "foo.text")
hit_exception = False
try:
un_abs_path(47)
except ArchiveInterfaceError, ex:
hit_exception = True
def open(self, filepath, mode):
"""Open a hms sideband file"""
#want to close any open files first
try:
if self._file:
self.close()
except ArchiveInterfaceError as ex:
err_str = "Can't close previous HMS Sideband file before opening new "\
"one with error: " + str(ex)
raise ArchiveInterfaceError(err_str)
try:
self._fpath = un_abs_path(filepath)
filename = os.path.join(self._prefix, path_info_munge(self._fpath))
#path database refers to, rather then just the file system mount path
sam_qfs_path = os.path.join(self._sam_qfs_prefix,
path_info_munge(self._fpath))
self._file = ExtendedHmsSideband(filename, mode, sam_qfs_path)
return self
except Exception as ex:
err_str = "Can't open HMS Sideband file with error: " + str(ex)
raise ArchiveInterfaceError(err_str)
def path_info_munge(filepath):
"""
Munge the path for this filetype
"""
return_path = un_abs_path(id2filename(int(filepath)))
return return_path
def path_info_munge(filepath):
"""
Munge the path for this filetype
"""
return_path = un_abs_path(id2filename(int(filepath)))
return return_path