def _update_settings():
# Settings in current thread are in old state
# If we detect, that shared object has updated config we replace it
process = multiprocessing.current_process()
thread = threading.currentThread()
log.mpcore.info("Checking for config updates in process '%s' with PID %s using thread '%s'..."
% (str(process.name), process.pid, thread.getName()))
prevUpdate = Settings.configData['update']
lastUpdate = MultiprocessingCoreExtension.shared_config_data['update']
if (prevUpdate < lastUpdate):
process = multiprocessing.current_process()
thread = threading.currentThread()
log.mpcore.info("Process '%s' with PID %s received new config, updating using thread '%s'..."
% (str(process.name), process.pid, thread.getName()))
#Core.settings.parse_settings(Core.shared_config_data['data'], Settings.descriptors)
Settings.set_config_data(MultiprocessingCoreExtension.shared_config_data['data'], update_shared = False)
def post_configure(self, core):
Settings.save = self.save
log.core.debug('Settings.save method overriden')
storageUri = Settings.core.settings_storage_uri
recovery = Settings.recovery or Settings.core.recovery
self.backend = None
if not recovery:
log.settings.info("Initializing Settings Storage..")
rex = re.compile(r"^(\w+)\+(.*)$")
match = rex.match(storageUri)
if match:
backendId = match.group(1)
uri = match.group(2)
spellName = "agatsuma_settings_backend_%s" % backendId
spell = SpellByStr(spellName)
if spell:
self.backend = spell.instantiate_backend(uri)
else:
raise Exception("Settings backend improperly configured: spell '%s' not found" % spellName)
else:
raise Exception("Incorrect settings storage URI")
else:
log.settings.warning("Running in recovery mode, settings in storage are ignored")
if self.backend:
log.settings.info("Updating writable settings from storage '%s'..." % self.backend.__class__.__name__)
updated = 0
for groupName in Settings.settings:
group = Settings.settings[groupName]
newGroup = copy.deepcopy(group)
updatedInGroup = 0
for setting in group:
if not setting in Settings.readonly_settings[groupName]:
curVal = group[setting]
newVal = self.backend.get("%s.%s" % (groupName, setting), curVal)
if newVal != curVal:
newGroup[setting] = newVal
updated += 1
updatedInGroup += 1
if updatedInGroup:
Settings.settings[groupName] = newGroup
if updated:
Settings.set_config_data(Settings.settings)
log.settings.info("Settings updated from storage: %d" % updated)
