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Diffstat (limited to 'examples/chroot-setup/LINUX2')
| -rw-r--r-- | examples/chroot-setup/LINUX2 | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/examples/chroot-setup/LINUX2 b/examples/chroot-setup/LINUX2 new file mode 100644 index 0000000..f9c6184 --- /dev/null +++ b/examples/chroot-setup/LINUX2 @@ -0,0 +1,91 @@ +#! /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 |