/usr/share/munin/plugins/tahoe_diskleft is in tahoe-lafs 1.10.0-1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | #!/usr/bin/env python
# This is a munin plugin which pulls data from the server in
# misc/operations_helpers/spacetime/diskwatcher.tac . It produces a graph of how much free space
# is left on all disks across the grid. The plugin should be configured with
# env_url= pointing at the diskwatcher.tac webport.
import os, sys, urllib, simplejson
if len(sys.argv) > 1 and sys.argv[1] == "config":
print """\
graph_title Tahoe Remaining Disk Space
graph_vlabel bytes remaining
graph_category tahoe
graph_info This graph shows the total amount of disk space left available in the grid
disk_left.label disk left
disk_left.draw LINE1"""
sys.exit(0)
url = os.environ["url"]
data = simplejson.load(urllib.urlopen(url))["available"]
print "disk_left.value", data
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