def get(self, section, option):
# Try the cache first
cache_key = cfg_helpers.make_id(section, option)
if cache_key in self.opts_cache:
return self.opts_cache[cache_key]
# Check the resolvers
val = None
for resolver in self.read_resolvers:
LOG.debug("Looking for %r using resolver %s", cfg_helpers.make_id(section, option), resolver)
found_val = resolver.get(section, option)
if found_val is not None:
LOG.debug(
"Found value %r for section %r using resolver %s",
found_val,
cfg_helpers.make_id(section, option),
resolver,
)
val = found_val
break
# Store in cache if we found something
if val is not None:
self.opts_cache[cache_key] = val
# Mark as read
if section not in self.opts_read:
self.opts_read[section] = set()
self.opts_read[section].add(option)
return val
def set(self, section, option, value):
for resolver in self.set_resolvers:
LOG.debug("Setting %r to %s using resolver %s", cfg_helpers.make_id(section, option), value, resolver)
resolver.set(section, option, value)
cache_key = cfg_helpers.make_id(section, option)
self.opts_cache[cache_key] = value
if section not in self.opts_set:
self.opts_set[section] = set()
self.opts_set[section].add(option)
return value
def create(cls, cli_args):
parsed_args = dict()
for c in cli_args:
if not c:
continue
split_up = c.split("/")
if len(split_up) != 3:
LOG.warn("Incorrectly formatted cli option: %r", c)
else:
section = (split_up[0]).strip()
if not section or section.lower() == "default":
section = "DEFAULT"
option = split_up[1].strip()
if not option:
LOG.warn("Badly formatted cli option - no option name: %r", c)
else:
parsed_args[cfg_helpers.make_id(section, option)] = split_up[2]
return cls(parsed_args)
def _form_key(self, section, option):
return cfg_helpers.make_id(section, option)
def get(self, section, option):
return self.cli_args.get(cfg_helpers.make_id(section, option))