diff options
Diffstat (limited to 'nova/flags.py')
| -rw-r--r-- | nova/flags.py | 68 |
1 files changed, 58 insertions, 10 deletions
diff --git a/nova/flags.py b/nova/flags.py index 43bc174d2..9123e9ac7 100644 --- a/nova/flags.py +++ b/nova/flags.py @@ -160,9 +160,45 @@ class StrWrapper(object): raise KeyError(name) -FLAGS = FlagValues() -gflags.FLAGS = FLAGS -gflags.DEFINE_flag(gflags.HelpFlag(), FLAGS) +# Copied from gflags with small mods to get the naming correct. +# Originally gflags checks for the first module that is not gflags that is +# in the call chain, we want to check for the first module that is not gflags +# and not this module. +def _GetCallingModule(): + """Returns the name of the module that's calling into this module. + + We generally use this function to get the name of the module calling a + DEFINE_foo... function. + """ + # Walk down the stack to find the first globals dict that's not ours. + for depth in range(1, sys.getrecursionlimit()): + if not sys._getframe(depth).f_globals is globals(): + module_name = __GetModuleName(sys._getframe(depth).f_globals) + if module_name == 'gflags': + continue + if module_name is not None: + return module_name + raise AssertionError("No module was found") + + +# Copied from gflags because it is a private function +def __GetModuleName(globals_dict): + """Given a globals dict, returns the name of the module that defines it. + + Args: + globals_dict: A dictionary that should correspond to an environment + providing the values of the globals. + + Returns: + A string (the name of the module) or None (if the module could not + be identified. + """ + for name, module in sys.modules.iteritems(): + if getattr(module, '__dict__', None) is globals_dict: + if name == '__main__': + return sys.argv[0] + return name + return None def _wrapper(func): @@ -173,6 +209,11 @@ def _wrapper(func): return _wrapped +FLAGS = FlagValues() +gflags.FLAGS = FLAGS +gflags._GetCallingModule = _GetCallingModule + + DEFINE = _wrapper(gflags.DEFINE) DEFINE_string = _wrapper(gflags.DEFINE_string) DEFINE_integer = _wrapper(gflags.DEFINE_integer) @@ -185,8 +226,6 @@ DEFINE_spaceseplist = _wrapper(gflags.DEFINE_spaceseplist) DEFINE_multistring = _wrapper(gflags.DEFINE_multistring) DEFINE_multi_int = _wrapper(gflags.DEFINE_multi_int) DEFINE_flag = _wrapper(gflags.DEFINE_flag) - - HelpFlag = gflags.HelpFlag HelpshortFlag = gflags.HelpshortFlag HelpXMLFlag = gflags.HelpXMLFlag @@ -208,7 +247,7 @@ def _get_my_ip(): (addr, port) = csock.getsockname() csock.close() return addr - except socket.gaierror as ex: + except socket.error as ex: return "127.0.0.1" @@ -282,12 +321,17 @@ DEFINE_integer('auth_token_ttl', 3600, 'Seconds for auth tokens to linger') DEFINE_string('state_path', os.path.join(os.path.dirname(__file__), '../'), "Top-level directory for maintaining nova's state") +DEFINE_string('lock_path', os.path.join(os.path.dirname(__file__), '../'), + "Directory for lock files") +DEFINE_string('logdir', None, 'output to a per-service log file in named ' + 'directory') +DEFINE_string('sqlite_db', 'nova.sqlite', 'file name for sqlite') DEFINE_string('sql_connection', - 'sqlite:///$state_path/nova.sqlite', + 'sqlite:///$state_path/$sqlite_db', 'connection string for sql database') -DEFINE_string('sql_idle_timeout', - '3600', +DEFINE_integer('sql_idle_timeout', + 3600, 'timeout for idle sql database connections') DEFINE_integer('sql_max_retries', 12, 'sql connection attempts') DEFINE_integer('sql_retry_interval', 10, 'sql connection retry interval') @@ -304,7 +348,7 @@ DEFINE_string('scheduler_manager', 'nova.scheduler.manager.SchedulerManager', 'Manager for scheduler') # The service to use for image search and retrieval -DEFINE_string('image_service', 'nova.image.s3.S3ImageService', +DEFINE_string('image_service', 'nova.image.local.LocalImageService', 'The service to use for retrieving and searching for images.') DEFINE_string('host', socket.gethostname(), @@ -312,3 +356,7 @@ DEFINE_string('host', socket.gethostname(), DEFINE_string('node_availability_zone', 'nova', 'availability zone of this node') + +DEFINE_string('zone_name', 'nova', 'name of this zone') +DEFINE_string('zone_capabilities', 'kypervisor:xenserver;os:linux', + 'Key/Value tags which represent capabilities of this zone') |