def get_export_id(self, bump=True):
"""Get a new export id."""
# XXX overflowing the export id (16 bit unsigned integer)
# is not handled
if self.ganesha_rados_store_enable:
# TODO(rraja): Ensure that the export counter object's update is
# atomic, e.g., retry object update until the object version
# between the 'get' and 'put' operations remains the same.
export_id = int(
self._get_rados_object(self.ganesha_rados_export_counter))
if not bump:
return export_id
export_id += 1
self._put_rados_object(self.ganesha_rados_export_counter,
str(export_id))
return export_id
else:
if bump:
bumpcode = 'update ganesha set value = value + 1;'
else:
bumpcode = ''
out = self.execute(
"sqlite3", self.ganesha_db_path,
bumpcode + 'select * from ganesha where key = "exportid";',
run_as_root=False)[0]
match = re.search('\Aexportid\|(\d+)$', out)
if not match:
LOG.error("Invalid export database on "
"Ganesha node %(tag)s: %(db)s.",
{'tag': self.tag, 'db': self.ganesha_db_path})
raise exception.InvalidSqliteDB()
return int(match.groups()[0])
def get_export_id(self, bump=True):
"""Get a new export id."""
# XXX overflowing the export id (16 bit unsigned integer)
# is not handled
if bump:
bumpcode = 'update ganesha set value = value + 1;'
else:
bumpcode = ''
out = self.execute(
"sqlite3", self.ganesha_db_path,
bumpcode + 'select * from ganesha where key = "exportid";',
run_as_root=False)[0]
match = re.search('\Aexportid\|(\d+)$', out)
if not match:
LOG.error(_LE("Invalid export database on "
"Ganesha node %(tag)s: %(db)s."),
{'tag': self.tag, 'db': self.ganesha_db_path})
raise exception.InvalidSqliteDB()
return int(match.groups()[0])