/usr/bin/instant-clean is in python-instant 1.3.0-1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
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#
# This script cleans the Instant cache
__author__ = "Ilmar Wilbers (ilmarw@simula.no)"
__date__ = "2008-08-08 -- 2013-05-02"
__copyright__ = "Copyright (C) 2008 Ilmar Wilbers"
__license__ = "GNU GPL version 3 or any later version"
# Modified by Martin Alnes
import os, sys, shutil, glob, re
try:
import instant
except:
print "Instant not installed, exiting..."
sys.exit(1)
instant_tmp_dir_suffix = instant.compute_checksum(instant.get_instant_dir())
# Check if any temp directories exists
tmp = instant.get_temp_dir()
tmp_dir_prefix = os.path.split(tmp)[0]
# FIXME: Is it safe to assume that the prefix to tempdirs is constant on a platform?
s = re.search(r"(.*)%s[^%s]*instant_%s" % (os.path.pathsep, os.path.pathsep, \
instant_tmp_dir_suffix), tmp)
instant.delete_temp_dir()
tmp_dirs = glob.glob(os.path.join(tmp_dir_prefix, '*instant_' + instant_tmp_dir_suffix))
for d in tmp_dirs:
if os.path.isdir(d):
print "Deleting temp directory", d
shutil.rmtree(d, ignore_errors=True)
# Get default cache dir (won't and can't touch userdefined cache dirs in this script)
cache_dir = instant.get_default_cache_dir()
error_dir = instant.get_default_error_dir()
# Check if directory exists (it always should after calling get_default_cache_dir)
assert os.path.isdir(cache_dir)
assert os.path.isdir(error_dir)
# Get list of cached forms
modules = os.listdir(cache_dir)
error_logs = os.listdir(error_dir)
if len(modules+error_logs) == 0:
print "Instant cache is empty"
sys.exit(0)
# Remove cached forms
lockfiles = [m for m in modules if m.endswith(".lock")]
modules = [m for m in modules if not m.endswith(".lock")]
error_lockfiles = [f for f in error_logs if f.endswith(".lock")]
error_logs = [f for f in error_logs if not f.endswith(".lock")]
print "Removing %d modules from Instant cache..." % len(modules)
for module in modules:
directory = os.path.join(cache_dir, module)
shutil.rmtree(directory, ignore_errors=True)
print "Removing %d error logs from Instant cache..." % len(error_logs)
for error_log in error_logs:
if os.path.isdir(os.path.join(error_dir, error_log)):
shutil.rmtree(os.path.join(error_dir, error_log))
else:
os.remove(os.path.join(error_dir, error_log))
print "Removing %d lock files from Instant cache..." % len(lockfiles+error_lockfiles)
for lf in lockfiles:
f = os.path.join(cache_dir, lf)
os.remove(f)
for lf in error_lockfiles:
f = os.path.join(error_dir, lf)
os.remove(f)
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