50 lines
1.6 KiB
Python
50 lines
1.6 KiB
Python
# pylint: disable=C0111,R0903
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"""Displays available RAM, total amount of RAM and percentage available.
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Parameters:
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* memory.warning : Warning threshold in % of memory used (defaults to 80%)
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* memory.critical: Critical threshold in % of memory used (defaults to 90%)
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* memory.usedonly: Only show the amount of RAM in use.
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"""
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try:
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import psutil
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except ImportError:
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pass
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import bumblebee.util
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import bumblebee.input
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import bumblebee.output
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import bumblebee.engine
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class Module(bumblebee.engine.Module):
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def __init__(self, engine, config):
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super(Module, self).__init__(engine, config,
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bumblebee.output.Widget(full_text=self.memory_usage)
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)
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self._mem = psutil.virtual_memory()
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engine.input.register_callback(self, button=bumblebee.input.LEFT_MOUSE,
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cmd="gnome-system-monitor")
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def memory_usage(self, widget):
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used = self._mem.total - self._mem.available
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if bool(self.parameter("usedonly", 0)) == 1:
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return bumblebee.util.bytefmt(used)
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return "{}/{} ({:05.02f}%)".format(
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bumblebee.util.bytefmt(used),
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bumblebee.util.bytefmt(self._mem.total),
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self._mem.percent
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)
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def update(self, widgets):
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self._mem = psutil.virtual_memory()
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def state(self, widget):
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if self._mem.percent > float(self.parameter("critical", 90)):
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return "critical"
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if self._mem.percent > float(self.parameter("warning", 80)):
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return "warning"
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return None
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# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4
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