bumblebee-status/bumblebee/modules/memory.py
Tobi-wan Kenobi 71582cbcd7 [modules/ping] Re-enable ping module
Show RTT measured by ICMP echo request/replies for a given host.

For that to work correctly, change the "full_text" callback for a widget
so that the widget itself is also passed as argument in the callback
method. That actually makes a lot of sense, since the widget can now be
used as a repository of state information.

see #23
2016-12-11 11:37:24 +01:00

44 lines
1.4 KiB
Python

# pylint: disable=C0111,R0903
"""Displays available RAM, total amount of RAM and percentage available.
Parameters:
* cpu.warning : Warning threshold in % of memory used (defaults to 80%)
* cpu.critical: Critical threshold in % of memory used (defaults to 90%)
"""
import psutil
import bumblebee.util
import bumblebee.input
import bumblebee.output
import bumblebee.engine
class Module(bumblebee.engine.Module):
def __init__(self, engine, config):
super(Module, self).__init__(engine, config,
bumblebee.output.Widget(full_text=self.memory_usage)
)
self._mem = psutil.virtual_memory()
engine.input.register_callback(self, button=bumblebee.input.LEFT_MOUSE,
cmd="gnome-system-monitor")
def memory_usage(self, widget):
used = self._mem.total - self._mem.available
return "{}/{} ({:05.02f}%)".format(
bumblebee.util.bytefmt(used),
bumblebee.util.bytefmt(self._mem.total),
self._mem.percent
)
def update(self, widgets):
self._mem = psutil.virtual_memory()
def state(self, widget):
if self._mem.percent > float(self.parameter("critical", 90)):
return "critical"
if self._mem.percent > float(self.parameter("warning", 80)):
return "warning"
return None
# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4