91 lines
3.3 KiB
Python
91 lines
3.3 KiB
Python
"""
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Show progress for cp, mv, dd, ...
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Parameters:
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* progress.placeholder: Text to display while no process is running (defaults to "n/a")
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* progress.barwidth: Width of the progressbar if it is used (defaults to 8)
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* progress.format: Format string (defaults to "{bar} {cmd} {arg}")
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Available values are: {bar} {pid} {cmd} {arg} {percentage} {quantity} {speed} {time}
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* progress.barfilledchar: Character used to draw the filled part of the bar (defaults to "#"), notice that it can be a string
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* progress.baremptychar: Character used to draw the empty part of the bar (defaults to "-"), notice that it can be a string
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Requires the following executable:
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* progress
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"""
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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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import re
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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.get_progress_text)
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)
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def get_progress_text(self, widget):
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if self.update_progress_info(widget):
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width = self.parameter("barwidth", 8)
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count = round((width * widget.get("per")) / 100)
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filledchar = self.parameter("barfilledchar", "#")
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emptychar = self.parameter("baremptychar", "-")
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bar = "[{}{}]".format(
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filledchar * count,
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emptychar * (width - count)
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)
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str_format = self.parameter("format", '{bar} {cmd} {arg}')
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return " " + str_format.format(
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bar = bar,
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pid = widget.get("pid"),
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cmd = widget.get("cmd"),
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arg = widget.get("arg"),
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percentage = widget.get("per"),
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quantity = widget.get("qty"),
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speed = widget.get("spd"),
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time = widget.get("tim")
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)
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else:
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return self.parameter("placeholder", 'n/a')
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def update_progress_info(self, widget):
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# These regex extracts following groups:
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# 1. pid
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# 2. command
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# 3. arguments
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# 4. progress (xx.x formated)
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# 5. quantity (.. unit / .. unit formated)
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# 6. speed
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# 7. time remaining
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extract_nospeed = re.compile("\[ *(\d*)\] ([a-zA-Z]*) (.*)\n\t(\d*\.*\d*)% \((.*)\)\n.*")
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extract_wtspeed = re.compile('\[ *(\d*)\] ([a-zA-Z]*) (.*)\n\t(\d*\.*\d*)% \((.*)\) (\d*\.\d .*) remaining (\d*:\d*:\d*)\n.*')
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try:
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raw = bumblebee.util.execute("progress -qW 0.1")
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result = extract_wtspeed.match(raw)
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if not result:
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# Abord speed measures
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raw = bumblebee.util.execute("progress -q")
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result = extract_nospeed.match(raw)
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widget.set("spd", "???.? B/s")
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widget.set("tim", "??:??:??")
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else:
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widget.set("spd", result.group(6))
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widget.set("tim", result.group(7))
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widget.set("pid", int(result.group(1)))
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widget.set("cmd", result.group(2))
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widget.set("arg", result.group(3))
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widget.set("per", float(result.group(4)))
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widget.set("qty", result.group(5))
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return True
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except Exception:
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return False
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