2008-11-05 01:03:06 +00:00
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#!/usr/bin/env python
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2008-08-28 20:32:36 +00:00
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# This is a munin plugin which pulls data from the server in
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# misc/spacetime/diskwatcher.tac . It produces a graph of how much free space
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# is left on all disks across the grid. The plugin should be configured with
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# env_url= pointing at the diskwatcher.tac webport.
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import os, sys, urllib, simplejson
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if len(sys.argv) > 1 and sys.argv[1] == "config":
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print """\
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graph_title Tahoe Remaining Disk Space
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graph_vlabel bytes remaining
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graph_category tahoe
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graph_info This graph shows the total amount of disk space left available in the grid
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disk_left.label disk left
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disk_left.draw LINE1"""
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sys.exit(0)
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url = os.environ["url"]
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data = simplejson.load(urllib.urlopen(url))["available"]
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print "disk_left.value", data
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