Skip to content

Instantly share code, notes, and snippets.

@rcrowley
Created July 20, 2012 23:35
Show Gist options
  • Save rcrowley/3153844 to your computer and use it in GitHub Desktop.
Save rcrowley/3153844 to your computer and use it in GitHub Desktop.
Clean up Whisper files that no longer map to this host.
import os
import os.path
import sys
from graphite.render.hashing import ConsistentHashRing
instances = []
unwelcome_instances = []
for arg in sys.argv[1:]:
unwelcome = False
if arg.startswith('-'):
arg = arg[1:]
unwelcome = True
instance = tuple(arg.split(':', 2))
instances.append(instance)
if unwelcome:
unwelcome_instances.append(instance)
if 0 == len(instances):
print('Usage: python whisper-clean.py [-]<address>:<instance>[...]')
sys.exit(1)
ring = ConsistentHashRing(instances)
for dirname, dirnames, filenames in os.walk('/var/lib/graphite/whisper'):
for filename in filenames:
pathname = os.path.join(dirname, filename)
basename, ext = os.path.splitext(filename)
if '.wsp' != ext:
print('skipping %s' % os.path.relpath(pathname,
'/var/lib/graphite/whisper'))
if ring.get_node(os.path.relpath(os.path.join(dirname, basename),
'/var/lib/graphite/whisper').
replace('/', '.')) in unwelcome_instances:
print('unlinking %s' % pathname)
os.unlink(pathname)
@rogerhub
Copy link

Should there be a continue after line 30?

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment