3 # buildbff.sh: Create AIX SMIT-installable OpenSSH packages
6 # Author: Darren Tucker (dtucker at zip dot com dot au)
7 # This file is placed in the public domain and comes with absolutely
10 # Based originally on Ben Lindstrom's buildpkg.sh for Solaris
14 # Tunable configuration settings
15 # create a "config.local" in your build directory or set
16 # environment variables to override these.
18 [ -z "$PERMIT_ROOT_LOGIN" ] && PERMIT_ROOT_LOGIN=no
19 [ -z "$X11_FORWARDING" ] && X11_FORWARDING=no
20 [ -z "$AIX_SRC" ] && AIX_SRC=no
26 perl -v >/dev/null || (echo perl required; exit 1)
28 # Path to inventory.sh: same place as buildbff.sh
29 if echo $0 | egrep '^/'
31 inventory=`dirname $0`/inventory.sh # absolute path
33 inventory=`pwd`/`dirname $0`/inventory.sh # relative path
37 # We still support running from contrib/aix, but this is deprecated
39 if pwd | egrep 'contrib/aix$'
41 echo "Changing directory to `pwd`/../.."
42 echo "Please run buildbff.sh from your build directory in future."
49 echo "Makefile not found (did you run configure?)"
54 # Directories used during build:
55 # current dir = $objdir directory you ran ./configure in.
56 # $objdir/$PKGDIR/ directory package files are constructed in
57 # $objdir/$PKGDIR/root/ package root ($FAKE_ROOT)
64 # Collect local configuration settings to override defaults
66 if [ -s ./config.local ]
68 echo Reading local settings from config.local
73 # Fill in some details from Makefile, like prefix and sysconfdir
74 # the eval also expands variables like sysconfdir=${prefix}/etc
75 # provided they are eval'ed in the correct order
77 for confvar in prefix exec_prefix bindir sbindir libexecdir datadir mandir mansubdir sysconfdir piddir srcdir
79 eval $confvar=`grep "^$confvar=" $objdir/Makefile | cut -d = -f 2`
83 # Collect values of privsep user and privsep path
84 # currently only found in config.h
86 for confvar in SSH_PRIVSEP_USER PRIVSEP_PATH
88 eval $confvar=`awk '/#define[ \t]'$confvar'/{print $3}' $objdir/config.h`
91 # Set privsep defaults if not defined
92 if [ -z "$SSH_PRIVSEP_USER" ]
96 if [ -z "$PRIVSEP_PATH" ]
98 PRIVSEP_PATH=/var/empty
101 # Clean package build directory
102 rm -rf $objdir/$PKGDIR
103 FAKE_ROOT=$objdir/$PKGDIR/root
106 # Start by faking root install
107 echo "Faking root install..."
109 make install-nokeys DESTDIR=$FAKE_ROOT
113 echo "Fake root install failed, stopping."
118 # Copy informational files to include in package
120 cp $srcdir/LICENCE $objdir/$PKGDIR/
121 cp $srcdir/README* $objdir/$PKGDIR/
124 # Extract common info requires for the 'info' part of the package.
125 # AIX requires 4-part version numbers
127 VERSION=`./ssh -V 2>&1 | cut -f 1 -d , | cut -f 2 -d _`
128 MAJOR=`echo $VERSION | cut -f 1 -d p | cut -f 1 -d .`
129 MINOR=`echo $VERSION | cut -f 1 -d p | cut -f 2 -d .`
130 PATCH=`echo $VERSION | cut -f 1 -d p | cut -f 3 -d .`
131 PORTABLE=`echo $VERSION | awk 'BEGIN{FS="p"}{print $2}'`
132 [ "$PATCH" = "" ] && PATCH=0
133 [ "$PORTABLE" = "" ] && PORTABLE=0
134 BFFVERSION=`printf "%d.%d.%d.%d" $MAJOR $MINOR $PATCH $PORTABLE`
136 echo "Building BFF for $PKGNAME $VERSION (package version $BFFVERSION)"
139 # Set ssh and sshd parameters as per config.local
141 if [ "${PERMIT_ROOT_LOGIN}" = no ]
143 perl -p -i -e "s/#PermitRootLogin yes/PermitRootLogin no/" \
144 $FAKE_ROOT/${sysconfdir}/sshd_config
146 if [ "${X11_FORWARDING}" = yes ]
148 perl -p -i -e "s/#X11Forwarding no/X11Forwarding yes/" \
149 $FAKE_ROOT/${sysconfdir}/sshd_config
153 # Rename config files; postinstall script will copy them if necessary
154 for cfgfile in ssh_config sshd_config ssh_prng_cmds
156 mv $FAKE_ROOT/$sysconfdir/$cfgfile $FAKE_ROOT/$sysconfdir/$cfgfile.default
160 # Generate lpp control files.
161 # working dir is $FAKE_ROOT but files are generated in dir above
162 # and moved into place just before creation of .bff
165 echo Generating LPP control files
166 find . ! -name . -print >../openssh.al
167 $inventory >../openssh.inventory
169 cat <<EOD >../openssh.copyright
170 This software is distributed under a BSD-style license.
171 For the full text of the license, see /usr/lpp/openssh/LICENCE
175 # openssh.size file allows filesystem expansion as required
176 # generate list of directories containing files
177 # then calculate disk usage for each directory and store in openssh.size
179 files=`find . -type f -print`
180 dirs=`for file in $files; do dirname $file; done | sort -u`
184 done > ../openssh.size
187 # Create postinstall script
189 cat <<EOF >>../openssh.post_i
192 echo Creating configs from defaults if necessary.
193 for cfgfile in ssh_config sshd_config ssh_prng_cmds
195 if [ ! -f $sysconfdir/\$cfgfile ]
197 echo "Creating \$cfgfile from default"
198 cp $sysconfdir/\$cfgfile.default $sysconfdir/\$cfgfile
200 echo "\$cfgfile already exists."
205 # Create PrivilegeSeparation user and group if not present
206 echo Checking for PrivilegeSeparation user and group.
207 if cut -f1 -d: /etc/group | egrep '^'$SSH_PRIVSEP_USER'\$' >/dev/null
209 echo "PrivSep group $SSH_PRIVSEP_USER already exists."
211 echo "Creating PrivSep group $SSH_PRIVSEP_USER."
212 mkgroup -A $SSH_PRIVSEP_USER
215 # Create user if required
216 if lsuser "$SSH_PRIVSEP_USER" >/dev/null
218 echo "PrivSep user $SSH_PRIVSEP_USER already exists."
220 echo "Creating PrivSep user $SSH_PRIVSEP_USER."
221 mkuser gecos='SSHD PrivSep User' login=false rlogin=false account_locked=true pgrp=$SSH_PRIVSEP_USER $SSH_PRIVSEP_USER
224 if egrep '^[ \t]*UsePrivilegeSeparation[ \t]+no' $sysconfdir/sshd_config >/dev/null
226 echo UsePrivilegeSeparation not enabled, privsep directory not required.
228 # create chroot directory if required
229 if [ -d $PRIVSEP_PATH ]
231 echo "PrivSep chroot directory $PRIVSEP_PATH already exists."
233 echo "Creating PrivSep chroot directory $PRIVSEP_PATH."
235 chown 0 $PRIVSEP_PATH
236 chgrp 0 $PRIVSEP_PATH
237 chmod 755 $PRIVSEP_PATH
242 # Generate keys unless they already exist
243 echo Creating host keys if required.
244 if [ -f "$sysconfdir/ssh_host_key" ] ; then
245 echo "$sysconfdir/ssh_host_key already exists, skipping."
247 $bindir/ssh-keygen -t rsa1 -f $sysconfdir/ssh_host_key -N ""
249 if [ -f $sysconfdir/ssh_host_dsa_key ] ; then
250 echo "$sysconfdir/ssh_host_dsa_key already exists, skipping."
252 $bindir/ssh-keygen -t dsa -f $sysconfdir/ssh_host_dsa_key -N ""
254 if [ -f $sysconfdir/ssh_host_rsa_key ] ; then
255 echo "$sysconfdir/ssh_host_rsa_key already exists, skipping."
257 $bindir/ssh-keygen -t rsa -f $sysconfdir/ssh_host_rsa_key -N ""
261 # Set startup command depending on SRC support
262 if [ "$AIX_SRC" = "yes" ]
264 echo Creating SRC sshd subsystem.
265 rmssys -s sshd 2>&1 >/dev/null
266 mkssys -s sshd -p "$sbindir/sshd" -a '-D' -u 0 -S -n 15 -f 9 -R -G tcpip
267 startupcmd="start $sbindir/sshd \\\"\\\$src_running\\\""
268 oldstartcmd="$sbindir/sshd"
270 startupcmd="$sbindir/sshd"
271 oldstartcmd="start $sbindir/sshd \\\"$src_running\\\""
274 # If migrating to or from SRC, change previous startup command
275 # otherwise add to rc.tcpip
276 if egrep "^\$oldstartcmd" /etc/rc.tcpip >/dev/null
278 if sed "s|^\$oldstartcmd|\$startupcmd|g" /etc/rc.tcpip >/etc/rc.tcpip.new
280 chmod 0755 /etc/rc.tcpip.new
281 mv /etc/rc.tcpip /etc/rc.tcpip.old && \
282 mv /etc/rc.tcpip.new /etc/rc.tcpip
284 echo "Updating /etc/rc.tcpip failed, please check."
287 # Add to system startup if required
288 if grep "^\$startupcmd" /etc/rc.tcpip >/dev/null
290 echo "sshd found in rc.tcpip, not adding."
292 echo "Adding sshd to rc.tcpip"
294 echo "# Start sshd" >>/etc/rc.tcpip
295 echo "\$startupcmd" >>/etc/rc.tcpip
301 # Create liblpp.a and move control files into it
303 echo Creating liblpp.a
306 for i in openssh.al openssh.copyright openssh.inventory openssh.post_i openssh.size LICENCE README*
316 # This will end up looking something like:
318 # OpenSSH 3.0.2.1 1 N U en_US OpenSSH 3.0.2p1 Portable for AIX
321 # /usr/local/bin 8073
323 # /usr/local/libexec 185
324 # /usr/local/man/man1 145
325 # /usr/local/man/man8 83
326 # /usr/local/sbin 2105
332 echo Creating lpp_name
333 cat <<EOF >../lpp_name
335 $PKGNAME $BFFVERSION 1 N U en_US OpenSSH $VERSION Portable for AIX
340 for i in $bindir $sysconfdir $libexecdir $mandir/${mansubdir}1 $mandir/${mansubdir}8 $sbindir $datadir /usr/lpp/openssh
342 # get size in 512 byte blocks
343 if [ -d $FAKE_ROOT/$i ]
345 size=`du $FAKE_ROOT/$i | awk '{print $1}'`
346 echo "$i $size" >>../lpp_name
350 echo '%' >>../lpp_name
351 echo ']' >>../lpp_name
352 echo '}' >>../lpp_name
355 # Move pieces into place
357 mkdir -p usr/lpp/openssh
358 mv ../liblpp.a usr/lpp/openssh
362 # Now invoke backup to create .bff file
363 # note: lpp_name needs to be the first file so we generate the
364 # file list on the fly and feed it to backup using -i
366 echo Creating $PKGNAME-$VERSION.bff with backup...
367 rm -f $PKGNAME-$VERSION.bff
370 find . ! -name lpp_name -a ! -name . -print
371 ) | backup -i -q -f ../$PKGNAME-$VERSION.bff $filelist
374 # Move package into final location and clean up
376 mv ../$PKGNAME-$VERSION.bff $startdir
378 rm -rf $objdir/$PKGDIR