1#!/bin/sh 2 3umask 022 4PATH=/usr/bin:/sbin:/usr/sbin 5 6# Create chroot'd area under Solaris 2.5.1 for postfix. 7# 8# Dug Song <dugsong@UMICH.EDU> 9 10if [ $# -ne 1 ]; then 11 echo "Usage: `basename $0` <directory>, e.g.: /var/spool/postfix" ; exit 1 12fi 13 14CHROOT=$1 15 16# If CHROOT does not exist but parent does, create CHROOT 17if [ ! -d ${CHROOT} ]; then 18 # lack of -p below is intentional 19 mkdir ${CHROOT} 20fi 21if [ ! -d ${CHROOT} -o "${CHROOT}" = "/" -o "${CHROOT}" = "/usr" ]; then 22 echo "$0: bad chroot directory ${CHROOT}" 23 exit 2 24fi 25for dir in etc/default etc/inet dev usr/lib usr/share/lib/zoneinfo ; do 26 if [ ! -d ${CHROOT}/${dir} ]; then mkdir -p ${CHROOT}/${dir} ; fi 27done 28#chmod -R 755 ${CHROOT} 29 30# AFS support. 31if [ "`echo $CHROOT | cut -c1-4`" = "/afs" ]; then 32 echo '\tCreating memory resident /dev...' 33 mount -F tmpfs -o size=10 swap ${CHROOT}/dev 34fi 35 36# Setup /etc files. 37cp /etc/nsswitch.conf ${CHROOT}/etc 38cp /etc/netconfig /etc/resolv.conf ${CHROOT}/etc 39cp /etc/default/init ${CHROOT}/etc/default 40cp /etc/inet/services ${CHROOT}/etc/inet/services 41ln -s /etc/inet/services ${CHROOT}/etc/services 42find ${CHROOT}/etc -type f -exec chmod 444 {} \; 43 44# Most of the following are needed for basic operation, except 45# for libnsl.so, nss_nis.so, libsocket.so, and straddr.so which are 46# needed to resolve NIS names. 47cp /usr/lib/ld.so /usr/lib/ld.so.1 ${CHROOT}/usr/lib 48for lib in libc libdl libintl libmp libnsl libsocket libw \ 49 nss_nis nss_nisplus nss_dns nss_files; do 50 cp /usr/lib/${lib}.so.1 ${CHROOT}/usr/lib 51 rm -f ${CHROOT}/usr/lib/${lib}.so 52 ln -s ./${lib}.so.1 ${CHROOT}/usr/lib/${lib}.so 53done 54cp /usr/lib/straddr.so.2 ${CHROOT}/usr/lib 55rm -f ${CHROOT}/usr/lib/straddr.so 56ln -s ./straddr.so.2 ${CHROOT}/usr/lib/straddr.so 57chmod 555 ${CHROOT}/usr/lib/* 58 59# Copy timezone database. 60(cd ${CHROOT}/usr/share/lib/zoneinfo 61 (cd /usr/share/lib/zoneinfo; find . -print | cpio -o) | cpio -imdu 62 find . -print | xargs chmod 555 63) 64 65# Make device nodes. We need ticotsord, ticlts and udp to resolve NIS names. 66for device in zero tcp udp ticotsord ticlts; do 67 line=`ls -lL /dev/${device} | sed -e 's/,//'` 68 major=`echo $line | awk '{print $5}'` 69 minor=`echo $line | awk '{print $6}'` 70 rm -f ${CHROOT}/dev/${device} 71 mknod ${CHROOT}/dev/${device} c ${major} ${minor} 72done 73chmod 666 ${CHROOT}/dev/* 74 75exit 0 76