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 # Path to inventory.sh: same place as buildbff.sh
27 if echo $0 | egrep '^/'
29 inventory=`dirname $0`/inventory.sh # absolute path
31 inventory=`pwd`/`dirname $0`/inventory.sh # relative path
35 # We still support running from contrib/aix, but this is deprecated
37 if pwd | egrep 'contrib/aix$'
39 echo "Changing directory to `pwd`/../.."
40 echo "Please run buildbff.sh from your build directory in future."
47 echo "Makefile not found (did you run configure?)"
52 # Directories used during build:
53 # current dir = $objdir directory you ran ./configure in.
54 # $objdir/$PKGDIR/ directory package files are constructed in
55 # $objdir/$PKGDIR/root/ package root ($FAKE_ROOT)
62 # Collect local configuration settings to override defaults
64 if [ -s ./config.local ]
66 echo Reading local settings from config.local
71 # Fill in some details from Makefile, like prefix and sysconfdir
72 # the eval also expands variables like sysconfdir=${prefix}/etc
73 # provided they are eval'ed in the correct order
75 for confvar in prefix exec_prefix bindir sbindir libexecdir datadir mandir mansubdir sysconfdir piddir srcdir
77 eval $confvar=`grep "^$confvar=" $objdir/Makefile | cut -d = -f 2`
81 # Collect values of privsep user and privsep path
82 # currently only found in config.h
84 for confvar in SSH_PRIVSEP_USER PRIVSEP_PATH
86 eval $confvar=`awk '/#define[ \t]'$confvar'/{print $3}' $objdir/config.h`
89 # Set privsep defaults if not defined
90 if [ -z "$SSH_PRIVSEP_USER" ]
94 if [ -z "$PRIVSEP_PATH" ]
96 PRIVSEP_PATH=/var/empty
99 # Clean package build directory
100 rm -rf $objdir/$PKGDIR
101 FAKE_ROOT=$objdir/$PKGDIR/root
104 # Start by faking root install
105 echo "Faking root install..."
107 make install-nokeys DESTDIR=$FAKE_ROOT
111 echo "Fake root install failed, stopping."
116 # Copy informational files to include in package
118 cp $srcdir/LICENCE $objdir/$PKGDIR/
119 cp $srcdir/README* $objdir/$PKGDIR/
122 # Extract common info requires for the 'info' part of the package.
123 # AIX requires 4-part version numbers
125 VERSION=`./ssh -V 2>&1 | cut -f 1 -d , | cut -f 2 -d _`
126 MAJOR=`echo $VERSION | cut -f 1 -d p | cut -f 1 -d .`
127 MINOR=`echo $VERSION | cut -f 1 -d p | cut -f 2 -d .`
128 PATCH=`echo $VERSION | cut -f 1 -d p | cut -f 3 -d .`
129 PORTABLE=`echo $VERSION | awk 'BEGIN{FS="p"}{print $2}'`
130 [ "$PATCH" = "" ] && PATCH=0
131 [ "$PORTABLE" = "" ] && PORTABLE=0
132 BFFVERSION=`printf "%d.%d.%d.%d" $MAJOR $MINOR $PATCH $PORTABLE`
134 echo "Building BFF for $PKGNAME $VERSION (package version $BFFVERSION)"
137 # Set ssh and sshd parameters as per config.local
139 if [ "${PERMIT_ROOT_LOGIN}" = no ]
141 perl -p -i -e "s/#PermitRootLogin yes/PermitRootLogin no/" \
142 $FAKE_ROOT/${sysconfdir}/sshd_config
144 if [ "${X11_FORWARDING}" = yes ]
146 perl -p -i -e "s/#X11Forwarding no/X11Forwarding yes/" \
147 $FAKE_ROOT/${sysconfdir}/sshd_config
151 # Rename config files; postinstall script will copy them if necessary
152 for cfgfile in ssh_config sshd_config ssh_prng_cmds
154 mv $FAKE_ROOT/$sysconfdir/$cfgfile $FAKE_ROOT/$sysconfdir/$cfgfile.default
158 # Generate lpp control files.
159 # working dir is $FAKE_ROOT but files are generated in dir above
160 # and moved into place just before creation of .bff
163 echo Generating LPP control files
164 find . ! -name . -print >../openssh.al
165 $inventory >../openssh.inventory
167 cat <<EOD >../openssh.copyright
168 This software is distributed under a BSD-style license.
169 For the full text of the license, see /usr/lpp/openssh/LICENCE
173 # openssh.size file allows filesystem expansion as required
174 # generate list of directories containing files
175 # then calculate disk usage for each directory and store in openssh.size
177 files=`find . -type f -print`
178 dirs=`for file in $files; do dirname $file; done | sort -u`
182 done > ../openssh.size
185 # Create postinstall script
187 cat <<EOF >>../openssh.post_i
190 echo Creating configs from defaults if necessary.
191 for cfgfile in ssh_config sshd_config ssh_prng_cmds
193 if [ ! -f $sysconfdir/\$cfgfile ]
195 echo "Creating \$cfgfile from default"
196 cp $sysconfdir/\$cfgfile.default $sysconfdir/\$cfgfile
198 echo "\$cfgfile already exists."
203 # Create PrivilegeSeparation user and group if not present
204 echo Checking for PrivilegeSeparation user and group.
205 if cut -f1 -d: /etc/group | egrep '^'$SSH_PRIVSEP_USER'\$' >/dev/null
207 echo "PrivSep group $SSH_PRIVSEP_USER already exists."
209 echo "Creating PrivSep group $SSH_PRIVSEP_USER."
210 mkgroup -A $SSH_PRIVSEP_USER
213 # Create user if required
214 if lsuser "$SSH_PRIVSEP_USER" >/dev/null
216 echo "PrivSep user $SSH_PRIVSEP_USER already exists."
218 echo "Creating PrivSep user $SSH_PRIVSEP_USER."
219 mkuser gecos='SSHD PrivSep User' login=false rlogin=false account_locked=true pgrp=$SSH_PRIVSEP_USER $SSH_PRIVSEP_USER
222 if egrep '^[ \t]*UsePrivilegeSeparation[ \t]+no' $sysconfdir/sshd_config >/dev/null
224 echo UsePrivilegeSeparation not enabled, privsep directory not required.
226 # create chroot directory if required
227 if [ -d $PRIVSEP_PATH ]
229 echo "PrivSep chroot directory $PRIVSEP_PATH already exists."
231 echo "Creating PrivSep chroot directory $PRIVSEP_PATH."
233 chown 0 $PRIVSEP_PATH
234 chgrp 0 $PRIVSEP_PATH
235 chmod 755 $PRIVSEP_PATH
240 # Generate keys unless they already exist
241 echo Creating host keys if required.
242 if [ -f "$sysconfdir/ssh_host_key" ] ; then
243 echo "$sysconfdir/ssh_host_key already exists, skipping."
245 $bindir/ssh-keygen -t rsa1 -f $sysconfdir/ssh_host_key -N ""
247 if [ -f $sysconfdir/ssh_host_dsa_key ] ; then
248 echo "$sysconfdir/ssh_host_dsa_key already exists, skipping."
250 $bindir/ssh-keygen -t dsa -f $sysconfdir/ssh_host_dsa_key -N ""
252 if [ -f $sysconfdir/ssh_host_rsa_key ] ; then
253 echo "$sysconfdir/ssh_host_rsa_key already exists, skipping."
255 $bindir/ssh-keygen -t rsa -f $sysconfdir/ssh_host_rsa_key -N ""
259 # Set startup command depending on SRC support
260 if [ "$AIX_SRC" = "yes" ]
262 echo Creating SRC sshd subsystem.
263 rmssys -s sshd 2>&1 >/dev/null
264 mkssys -s sshd -p "$sbindir/sshd" -a '-D' -u 0 -S -n 15 -f 9 -R -G tcpip
265 startupcmd="start $sbindir/sshd \\\"\\\$src_running\\\""
266 oldstartcmd="$sbindir/sshd"
268 startupcmd="$sbindir/sshd"
269 oldstartcmd="start $sbindir/sshd \\\"$src_running\\\""
272 # If migrating to or from SRC, change previous startup command
273 # otherwise add to rc.tcpip
274 if egrep "^\$oldstartcmd" /etc/rc.tcpip >/dev/null
276 if sed "s|^\$oldstartcmd|\$startupcmd|g" /etc/rc.tcpip >/etc/rc.tcpip.new
278 chmod 0755 /etc/rc.tcpip.new
279 mv /etc/rc.tcpip /etc/rc.tcpip.old && \
280 mv /etc/rc.tcpip.new /etc/rc.tcpip
282 echo "Updating /etc/rc.tcpip failed, please check."
285 # Add to system startup if required
286 if grep "^\$startupcmd" /etc/rc.tcpip >/dev/null
288 echo "sshd found in rc.tcpip, not adding."
290 echo "Adding sshd to rc.tcpip"
292 echo "# Start sshd" >>/etc/rc.tcpip
293 echo "\$startupcmd" >>/etc/rc.tcpip
299 # Create liblpp.a and move control files into it
301 echo Creating liblpp.a
304 for i in openssh.al openssh.copyright openssh.inventory openssh.post_i openssh.size LICENCE README*
314 # This will end up looking something like:
316 # OpenSSH 3.0.2.1 1 N U en_US OpenSSH 3.0.2p1 Portable for AIX
319 # /usr/local/bin 8073
321 # /usr/local/libexec 185
322 # /usr/local/man/man1 145
323 # /usr/local/man/man8 83
324 # /usr/local/sbin 2105
330 echo Creating lpp_name
331 cat <<EOF >../lpp_name
333 $PKGNAME $BFFVERSION 1 N U en_US OpenSSH $VERSION Portable for AIX
338 for i in $bindir $sysconfdir $libexecdir $mandir/${mansubdir}1 $mandir/${mansubdir}8 $sbindir $datadir /usr/lpp/openssh
340 # get size in 512 byte blocks
341 if [ -d $FAKE_ROOT/$i ]
343 size=`du $FAKE_ROOT/$i | awk '{print $1}'`
344 echo "$i $size" >>../lpp_name
348 echo '%' >>../lpp_name
349 echo ']' >>../lpp_name
350 echo '}' >>../lpp_name
353 # Move pieces into place
355 mkdir -p usr/lpp/openssh
356 mv ../liblpp.a usr/lpp/openssh
360 # Now invoke backup to create .bff file
361 # note: lpp_name needs to be the first file so we generate the
362 # file list on the fly and feed it to backup using -i
364 echo Creating $PKGNAME-$VERSION.bff with backup...
365 rm -f $PKGNAME-$VERSION.bff
368 find . ! -name lpp_name -a ! -name . -print
369 ) | backup -i -q -f ../$PKGNAME-$VERSION.bff $filelist
372 # Move package into final location and clean up
374 mv ../$PKGNAME-$VERSION.bff $startdir
376 rm -rf $objdir/$PKGDIR