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#!/bin/bash
#
# mkjail v0.4: chroot jail maker
#
# feedback: rhatto at riseup.net | GPL
#
# Mkjail is free software; you can redistribute it and/or modify it under the
# terms of the GNU General Public License as published by the Free Software
# Foundation; either version 2 of the License, or any later version.
#
# Mkjail is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
# A PARTICULAR PURPOSE. See the GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along with
# this program; if not, write to the Free Software Foundation, Inc., 59 Temple
# Place - Suite 330, Boston, MA 02111-1307, USA
#
COMMON="/usr/libexec/simplepkg/common.sh"
BASENAME="`basename $0`"
if [ -f "$COMMON" ]; then
source $COMMON
else
echo "error: file $COMMON found, check your `basename $0` installation"
exit 1
fi
function usage {
echo "usage: [ARCH=arch] [VERSION=version] [ROOT=/otherroot] $BASENAME <jail-name> [template]"
exit 1
}
function copy_template_files {
# copy template files into jail
# usage: copy_template_files <jail-path>
if [ -d "$1" ]; then
echo "$BASENAME: copying template files..."
if [ -d "$TEMPLATE_BASE.d" ]; then
if [ "$TEMPLATES_UNDER_SVN" == "1" ]; then
rsync -av --exclude=.svn $TEMPLATE_BASE.d/ $JAIL_ROOT/$server/
else
rsync -av $TEMPLATE_BASE.d/ $JAIL_ROOT/$server/
fi
fi
fi
}
function set_jail_perms {
# set template file permissions under a jail
# usage: set_jail_perms <jail-path>
if [ -s "$TEMPLATE_BASE.perms" ]; then
cat $TEMPLATE_BASE.perms | while read entry; do
file="`echo $entry | cut -d ";" -f 1`"
if [ -a "$TEMPLATE_BASE.d/$file" ] && [ -a "$1/$file" ]; then
owner="`echo entry | cut -d ";" -f 2`"
group="`echo entry | cut -d ";" -f 3`"
perms="`echo entry | cut -d ";" -f 4`"
chmod $perms $1/$file
chown $owner:$group $1/$file
fi
done
fi
}
function exec_post_install_scripts {
# exec post installation scripts
# usage: exec_post_install_script <jail-root> <jail-name>
if [ -z "$2" ]; then
return 1
fi
echo "$BASENAME: executing template scripts..."
if [ -d "$TEMPLATE_BASE.s" ]; then
for script in `ls $TEMPLATE_BASE.s/`; do
if [ -x "$TEMPLATE_BASE.s/$script" ]; then
exec $TEMPLATE_BASE.s/$script $1 $2
fi
done
fi
}
function jailist_update {
# update the jail list file
# usage: jailist_update <jail-path>
if ! grep -q "^$1" $JAIL_LIST; then
echo $1 >> $JAIL_LIST
fi
}
if [ -z "$1" ]; then
usage
else
server="$1"
eval_config $BASENAME -u
fi
if [ ! -z "$2" ]; then
search_template $2
result="$?"
else
result="$?"
search_default_template
fi
if [ "$result" != "0" ]; then
exit 1
fi
TEMPLATE="$TEMPLATE_BASE.template"
if [ ! -d "$JAIL_ROOT/$server" ]; then
mkdir -p $JAIL_ROOT/$server
else
if [ ! -z "`ls $JAIL_ROOT/$server | grep -v 'lost+found'`" ]; then
echo $BASENAME: error: folder $JAIL_ROOT/$server already exists and seens to be not empty
echo $BASENAME: probably the jail $1 already exists
exit 1
fi
fi
echo "$BASENAME: instaling packages into $JAIL_ROOT/$server using $TEMPLATE..."
install_packages
copy_template_files $JAIL_ROOT/$server
set_jail_perms $JAIL_ROOT/$server
exec_post_install_scripts $JAIL_ROOT $server
jailist_update $JAIL_ROOT/$server
echo $BASENAME: done creating $server jail
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