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#!/bin/sh
PATH=/usr/sbin:/usr/bin:/sbin:/bin
# in case of `dpkg -r' leaving conffile.
if ! [ -x /usr/sbin/tmpreaper ]; then
exit 0
fi
# Remove `/tmp/...' files not accessed in X time (configured in
# /etc/tmpreaper.conf, default 7 days), protecting the .X, .ICE, .iroha and
# .ki2 files; but removing symlinks. For directories not the access time, but
# the modification time is used (--mtime-dir), as reading a directory to check
# the contents will update the access time!
#
# In the default, /tmp/. is used, not the plain /tmp you might expect, as this
# accomodates the situation where /tmp is a symlink to some other place.
#
# Note that the sockets are safe even without the `--protect', unless `--all'
# is given, and the `.X*-lock' files would be safe also, as long as they have
# no write permissions, so this particular protect is mainly illustrative, and
# redundant. For best results, don't try to get fancy with the moustache
# expansions. KISS. Always --test your protect patterns.
#
# Immutable files (such as ext3fs' .journal) are not (cannot be) removed;
# when such a file is encountered when trying to remove it, no error is given
# unless you use the --verbose option in which case a message is given.
#
# In case you're wondering: .iroha is for cannaserver and .ki2 is for kinput2
# (japanese software, lock files).
# journal.dat is for (older) ext3 filesystems
# quota.user, quota.group is for (duh) quotas.
# ! Important ! The "set -f" below prevents the shell from expanding
# file paths, which is vital for the configuration below to work.
set -f
if [ -s /etc/tmpreaper.conf ]; then
. /etc/tmpreaper.conf
fi
# Verify that these variables are set, and if not, set them to default values
# This will work even if the required lines are not specified in the included
# file above, but the file itself does exist.
TMPREAPER_TIME=${TMPREAPER_TIME:-7d}
TMPREAPER_PROTECT_EXTRA=${TMPREAPER_PROTECT_EXTRA:-''}
TMPREAPER_DIRS=${TMPREAPER_DIRS:-'/tmp/.'}
nice -n10 tmpreaper --delay=256 --mtime-dir --symlinks $TMPREAPER_TIME \
$TMPREAPER_ADDITIONALOPTIONS \
--ctime \
--protect '/tmp/.X*-{lock,unix,unix/*}' \
--protect '/tmp/.ICE-{unix,unix/*}' \
--protect '/tmp/.iroha_{unix,unix/*}' \
--protect '/tmp/.ki2-{unix,unix/*}' \
--protect '/tmp/lost+found' \
--protect '/tmp/journal.dat' \
--protect '/tmp/quota.{user,group}' \
`for i in $TMPREAPER_PROTECT_EXTRA; do echo --protect "$i"; done` \
$TMPREAPER_DIRS
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