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