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Edit File: LINUX2

#! /bin/sh # LINUX2 - shell script to set up a Postfix chroot jail for Linux # Tested on SuSE Linux 5.3 (libc5) and 7.0 (glibc2.1) # Other testers reported as working: # # 2001-01-15 Debian sid (unstable) # Christian Kurz <shorty@getuid.de> # Copyright (c) 2000 - 2001 by Matthias Andree # Redistributable unter the MIT-style license that follows: # Abstract: "do whatever you want except hold somebody liable or change # the copyright information". # Permission is hereby granted, free of charge, to any person obtaining a copy # of this software and associated documentation files (the "Software"), to # deal in the Software without restriction, including without limitation the # rights to use, copy, modify, merge, publish, distribute, sublicense, and/or # sell copies of the Software, and to permit persons to whom the Software is # furnished to do so, subject to the following conditions: # # The above copyright notice and this permission notice shall be included in # all copies or substantial portions of the Software. # # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS # IN THE SOFTWARE. # 2000-09-29 # v0.1: initial release # 2000-12-05 # v0.2: copy libdb.* for libnss_db.so # remove /etc/localtime in case it's a broken symlink # restrict find to maxdepth 1 (faster) # Revision 1.4 2001/01/15 09:36:35 emma # add note it was successfully tested on Debian sid # # 20060101 /lib64 support by Keith Owens. # CP="cp -p" cond_copy() { # find files as per pattern in $1 # if any, copy to directory $2 dir=`dirname "$1"` pat=`basename "$1"` lr=`find "$dir" -maxdepth 1 -name "$pat"` if test ! -d "$2" ; then exit 1 ; fi if test "x$lr" != "x" ; then $CP $1 "$2" ; fi } set -e umask 022 POSTFIX_DIR=${POSTFIX_DIR-/var/spool/postfix} cd ${POSTFIX_DIR} mkdir -p etc lib usr/lib/zoneinfo test -d /lib64 && mkdir -p lib64 # find localtime (SuSE 5.3 does not have /etc/localtime) lt=/etc/localtime if test ! -f $lt ; then lt=/usr/lib/zoneinfo/localtime ; fi if test ! -f $lt ; then lt=/usr/share/zoneinfo/localtime ; fi if test ! -f $lt ; then echo "cannot find localtime" ; exit 1 ; fi rm -f etc/localtime # copy localtime and some other system files into the chroot's etc $CP -f $lt /etc/services /etc/resolv.conf /etc/nsswitch.conf etc $CP -f /etc/host.conf /etc/hosts /etc/passwd etc ln -s -f /etc/localtime usr/lib/zoneinfo # copy required libraries into the chroot cond_copy '/lib/libnss_*.so*' lib cond_copy '/lib/libresolv.so*' lib cond_copy '/lib/libdb.so*' lib if test -d /lib64; then cond_copy '/lib64/libnss_*.so*' lib64 cond_copy '/lib64/libresolv.so*' lib64 cond_copy '/lib64/libdb.so*' lib64 fi postfix reload