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      1 #!/sbin/sh
      2 #
      3 # CDDL HEADER START
      4 #
      5 # The contents of this file are subject to the terms of the
      6 # Common Development and Distribution License (the "License").
      7 # You may not use this file except in compliance with the License.
      8 #
      9 # You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
     10 # or http://www.opensolaris.org/os/licensing.
     11 # See the License for the specific language governing permissions
     12 # and limitations under the License.
     13 #
     14 # When distributing Covered Code, include this CDDL HEADER in each
     15 # file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     16 # If applicable, add the following below this CDDL HEADER, with the
     17 # fields enclosed by brackets "[]" replaced with your own identifying
     18 # information: Portions Copyright [yyyy] [name of copyright owner]
     19 #
     20 # CDDL HEADER END
     21 #
     22 #
     23 # Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
     24 # Use is subject to license terms.
     25 
     26 # For modifying the behavior of rmtmpfiles, do not edit this script.
     27 # Instead use svccfg(1m) to modify the SMF repository.  To achieve
     28 # traditional System V treatment of /var/tmp, invoke the following
     29 # commands.:
     30 #
     31 # # svccfg
     32 # svc:> select system/rmtmpfiles
     33 # svc:/system/rmtmpfiles> setprop options/clean_vartmp="true"
     34 # svc:/system/rmtmpfiles> select default
     35 # svc:/system/rmtmpfiles:default> refresh
     36 # svc:/system/rmtmpfiles:default> exit
     37 #
     38 
     39 # Traditional SunOS 4.x behavior has been to not remove directories in
     40 # the /tmp directory; only simple files were removed. This lead to an
     41 # inconsistency when the tmpfs file system was used (which isn't persistent
     42 # across boots. The following adopts the traditional System V behavior
     43 # of removing everything in /tmp, unless /tmp or any of its subdirectories
     44 # are mount points for another filesystem.
     45 
     46 /sbin/mount | /usr/bin/egrep '^/tmp(/| )' >/dev/null 2>&1 || {
     47 	if [ -h /tmp ]; then
     48 		# Just remove files under directory if symbolic link
     49 		/usr/bin/rm -rf /tmp/*
     50 	else
     51 		/usr/bin/rm -rf /tmp
     52 		/usr/bin/mkdir -m 1777 /tmp
     53 		/usr/bin/chown root:sys /tmp
     54 	fi
     55 }
     56 
     57 # Clean up /etc directory
     58 
     59 for file in /etc/rem_name_to_major /etc/nologin; do
     60 	[ -f $file ] && /usr/bin/rm -f $file
     61 done
     62 
     63 # Traditional SunOS 4.x behavior has been to not alter the contents of
     64 # /var/tmp (/usr/tmp) at boot time. This behavior is maintained as the
     65 # current default behavior. If the traditional System V behavior of
     66 # removing everything in /var/tmp is desired then clean up /var/tmp,
     67 # unless /var/tmp or any of its subdirectories are mount points for
     68 # another filesystem.
     69 
     70 CLEAN_VARTMP=`svcprop -c -p options/clean_vartmp $SMF_FMRI`
     71 if [ "$CLEAN_VARTMP" = "true" ]; then
     72     /sbin/mount | /usr/bin/egrep '^/var/tmp(/| )' >/dev/null 2>&1 || {
     73 	cd /var/tmp || exit 0
     74 
     75 	# We carefully remove all files except the Ex* files (editor
     76 	# temporary files), which expreserve will process later (in
     77 	# S89PRESERVE).  Of course, it would be simpler to just run
     78 	# expreserve before this script, but that doesn't work --
     79 	# expreserve requires the name service, which is not available
     80 	# until much later.
     81 
     82 	/usr/bin/ls -a | /usr/bin/egrep -v '^(Ex.*|\.|\.\.)$' |
     83 	    /usr/bin/xargs /usr/bin/rm -rf -- 2>/dev/null
     84     }
     85 fi
     86 
     87 exit 0
     88