125 lines
3.6 KiB
Python
125 lines
3.6 KiB
Python
import os
|
|
import importlib
|
|
import logging
|
|
|
|
import core.config
|
|
import core.input
|
|
import core.widget
|
|
import core.decorators
|
|
|
|
try:
|
|
error = ModuleNotFoundError("")
|
|
except Exception as e:
|
|
ModuleNotFoundError = Exception
|
|
|
|
log = logging.getLogger(__name__)
|
|
|
|
|
|
def load(module_name, config=core.config.Config([]), theme=None):
|
|
error = None
|
|
module_short, alias = (module_name.split(":") + [module_name])[0:2]
|
|
config.set("__alias__", alias)
|
|
for namespace in ["core", "contrib"]:
|
|
try:
|
|
mod = importlib.import_module(
|
|
"modules.{}.{}".format(namespace, module_short)
|
|
)
|
|
log.debug(
|
|
"importing {} from {}.{}".format(module_short, namespace, module_short)
|
|
)
|
|
return getattr(mod, "Module")(config, theme)
|
|
except ImportError as e:
|
|
log.debug("failed to import {}: {}".format(module_name, e))
|
|
error = e
|
|
log.fatal("failed to import {}: {}".format(module_name, error))
|
|
return Error(config=config, module=module_name, error=error)
|
|
|
|
|
|
class Module(core.input.Object):
|
|
def __init__(self, config=core.config.Config([]), theme=None, widgets=[]):
|
|
super().__init__()
|
|
self.__config = config
|
|
self.__widgets = widgets if isinstance(widgets, list) else [widgets]
|
|
|
|
self.module_name = self.__module__.split(".")[-1]
|
|
self.name = self.module_name
|
|
self.alias = self.__config.get("__alias__", None)
|
|
self.id = self.alias if self.alias else self.name
|
|
self.next_update = None
|
|
|
|
self.theme = theme
|
|
|
|
for widget in self.__widgets:
|
|
widget.module = self
|
|
|
|
def hidden(self):
|
|
return False
|
|
|
|
def parameter(self, key, default=None):
|
|
value = default
|
|
|
|
for prefix in [self.name, self.module_name, self.alias]:
|
|
value = self.__config.get("{}.{}".format(prefix, key), value)
|
|
# TODO retrieve from config file
|
|
return value
|
|
|
|
def set(self, key, value):
|
|
self.__config.set("{}.{}".format(self.name, key), value)
|
|
|
|
def update(self):
|
|
pass
|
|
|
|
def update_wrapper(self):
|
|
try:
|
|
self.update()
|
|
except Exception as e:
|
|
self.set("interval", 1)
|
|
module = Error(config=self.__config, module="error", error=str(e))
|
|
self.__widgets = [module.widget()]
|
|
self.update = module.update
|
|
|
|
def widgets(self):
|
|
return self.__widgets
|
|
|
|
def clear_widgets(self):
|
|
del self.__widgets[:]
|
|
|
|
def add_widget(self, full_text="", name=None):
|
|
widget = core.widget.Widget(full_text=full_text, name=name, module=self)
|
|
self.widgets().append(widget)
|
|
return widget
|
|
|
|
def widget(self, name=None):
|
|
if not name:
|
|
return self.widgets()[0]
|
|
|
|
for w in self.widgets():
|
|
if w.name == name:
|
|
return w
|
|
return None
|
|
|
|
def state(self, widget):
|
|
return []
|
|
|
|
def threshold_state(self, value, warn, crit):
|
|
if value > float(self.parameter("critical", crit)):
|
|
return "critical"
|
|
if value > float(self.parameter("warning", warn)):
|
|
return "warning"
|
|
return None
|
|
|
|
|
|
class Error(Module):
|
|
def __init__(self, module, error, config=core.config.Config([]), theme=None):
|
|
super().__init__(config, theme, core.widget.Widget(self.full_text))
|
|
self.__module = module
|
|
self.__error = error
|
|
|
|
def full_text(self, widget):
|
|
return "{}: {}".format(self.__module, self.__error)
|
|
|
|
def state(self, widget):
|
|
return ["critical"]
|
|
|
|
|
|
# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4
|