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|
#!/bin/bash
#
# common.sh: common functions for simplepkg
# feedback: rhatto at riseup.net | gpl
#
# Uses some functions from pkgtools, which license is:
#
# Copyright 1999 Patrick Volkerding, Moorhead, Minnesota, USA
# Copyright 2001, 2002, 2003 Slackware Linux, Inc., Concord, California, USA
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
# notice, this list of conditions and the following disclaimer.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
# EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
BASE_CONF="/etc/simplepkg"
CONF="$BASE_CONF/simplepkg.conf"
JAIL_LIST="$BASE_CONF/jailist"
SIMPLARET="simplaret"
# pkgtool stuff
function package_name {
STRING=`basename $1 .tgz`
# Check for old style package name with one segment:
if [ "`echo $STRING | cut -f 1 -d -`" = "`echo $STRING | cut -f 2 -d -`" ]; then
echo $STRING
else # has more than one dash delimited segment
# Count number of segments:
INDEX=1
while [ ! "`echo $STRING | cut -f $INDEX -d -`" = "" ]; do
INDEX=`expr $INDEX + 1`
done
INDEX=`expr $INDEX - 1` # don't include the null value
# If we don't have four segments, return the old-style (or out of spec) package name:
if [ "$INDEX" = "2" -o "$INDEX" = "3" ]; then
echo $STRING
else # we have four or more segments, so we'll consider this a new-style name:
NAME=`expr $INDEX - 3`
NAME="`echo $STRING | cut -f 1-$NAME -d -`"
echo $NAME
fi
fi
}
function package_version {
# get VERSION from a package name
local file pack version
file="`basename $1`"
pack="`package_name $1`"
version="`echo $file | sed -e "s/^$pack-//" | cut -d "-" -f 1`"
echo $version
}
function package_arch {
# get ARCH from a package name
local file pack arch
file="`basename $1`"
pack="`package_name $1`"
arch="`echo $file | sed -e "s/^$pack-//" | cut -d "-" -f 2`"
echo $arch
}
function package_build {
# get BUILD from a package name
local file pack build
file="`basename $1 .tgz`"
pack="`package_name $1`"
build="`echo $file | sed -e "s/^$pack-//" | cut -d "-" -f 3`"
echo $build
}
function install_packages {
local check installed unable_to_install root
# check if is time to clean the local repository
if [ "$SIMPLARET_CLEAN" == "1" ]; then
ARCH=$ARCH VERSION=$VERSION $SIMPLARET --purge
elif [ ! -z "$SIMPLARET_PURGE_WEEKS" ] && [ "$SIMPLARET_PURGE_WEEKS" != "0" ]; then
ARCH=$ARCH VERSION=$VERSION $SIMPLARET --purge -w $SIMPLARET_PURGE_WEEKS
fi
root="$JAIL_ROOT/$server"
# now tries to install each package listed in the template
for pack in `cat $TEMPLATE | grep -v -e "^#" | cut -d : -f 1 | awk '{ print $1 }'`; do
# try to install the package
ROOT=/$root ARCH=$ARCH VERSION=$VERSION $SIMPLARET --install $pack --skip-checks
# check if the package was installed
installed=`eval "ls /$root/var/log/packages/ | egrep '^$pack-[^-]+-[^-]+-[^-]+$'"`
check=$?
if [ ! -z "$installed" ] && [ "$check" == "0" ]; then
# the package is installed
if [ ! -z "$SIMPLARET_DELETE_DURING" ] && [ "$SIMPLARET_DELETE_DURING" != "0" ]; then
SILENT=1 ARCH=$ARCH VERSION=$VERSION $SIMPLARET --purge
fi
else
unable_to_install="$unable_to_install\n\t$pack"
fi
done
# purge packages, if needed
if [ "$SIMPLARET_DELETE_DOWN" == "1" ]; then
ARCH=$ARCH VERSION=$VERSION $SIMPLARET --purge
fi
if [ ! -z "$unable_to_install" ]; then
echo "mkjail was unable to install the following packages on $root:"
echo -e "$unable_to_install"
fi
}
function remove_packages {
for pack in `cat $TEMPLATE | grep -v -e "^#" | cut -d : -f 1`; do
ROOT=/$JAIL_ROOT/$server removepkg $pack
done
}
function eval_parameter {
# usage: eval $1 parameter from $CONF
# return the evaluated parameter if available or $2 $3 ... $n
if grep -qe "^$1=" $CONF; then
grep -e "^$1=" $CONF | cut -d = -f 2 | sed -e 's/"//g' -e "s/'//g" | sed -e 's/ *#.*$//'
else
shift
echo $*
fi
}
function eval_boolean_parameter {
# get a boolean parameter from the configuration
local value
# get the value
value="`eval_parameter $1 $2`"
# force case insensitiveness
value="`echo $value | tr '[:upper:]' '[:lower:]'`"
# convert it to wheter 0 or 1
if [ "$value" == "yes" ] || [ "$value" == "1" ]; then
echo 1
else
echo 0
fi
}
function eval_config {
# simplepkg config file evaluation
# usage: eval_config <program-name> [-u]
if [ -f "$CONF" ]; then
DEFAULT_ARCH="`eval_parameter DEFAULT_ARCH $(default_arch)`"
DEFAULT_VERSION="`eval_parameter DEFAULT_VERSION $(default_version)`"
STORAGE="`eval_parameter STORAGE /var/simplaret/packages`"
JAIL_ROOT="`eval_parameter JAIL_ROOT /vservers`"
PATCHES_DIR="`eval_parameter PATCHES_DIR /var/simplaret/patches`"
ROOT_PRIORITY="`eval_parameter ROOT_PRIORITY patches slackware extra testing pasture`"
SIMPLARET_PURGE_WEEKS="`eval_parameter SIMPLARET_PURGE_WEEKS 0`"
FTP_TOOL="`eval_parameter FTP_TOOL curl`"
HTTP_TOOL="`eval_parameter HTTP_TOOL curl`"
CONNECT_TIMEOUT="`eval_parameter CONNECT_TIMEOUT 0`"
TEMPLATE_FOLDER="`eval_parameter TEMPLATE_BASE /etc/simplepkg/templates`"
TEMPLATE_STORAGE_STYLE="`eval_parameter TEMPLATE_STORAGE_STYLE own-folder`"
SIMPLARET_CLEAN="`eval_boolean_parameter SIMPLARET_CLEAN 1`"
SIMPLARET_DELETE_DOWN="`eval_boolean_parameter SIMPLARET_DELETE_DOWN 1`"
SIMPLARET_UPDATE="`eval_boolean_parameter SIMPLARET_UPDATE 0`"
SIMPLARET_DELETE_DURING="`eval_boolean_parameter SIMPLARET_DELETE_DURING 0`"
SIMPLARET_PURGE_PATCHES="`eval_boolean_parameter SIMPLARET_PURGE_PATCHES 0`"
PASSIVE_FTP="`eval_boolean_parameter PASSIVE_FTP 0`"
WARNING="`eval_boolean_parameter WARNING 0`"
SIGNATURE_CHECKING="`eval_boolean_parameter SIGNATURE_CHECKING 0`"
DEPENDENCY_CHECKING="`eval_boolean_parameter DEPENDENCY_CHECKING 1`"
TEMPLATES_UNDER_SVN="`eval_boolean_parameter TEMPLATES_UNDER_SVN 0`"
# Enabling this option (i.e, setting to "1" or "yes"), simplaret will
# donwload even # already applied patches, a good option when you plan
# to keep local copies of all needed patches for your system
DOWNLOAD_EVEN_APPLIED_PATCHES="`eval_boolean_parameter DOWNLOAD_EVEN_APPLIED_PATCHES 0`"
# Enabling this option, jail-upgrade will look at your
# standard repositories for new packages; if it find a package
# with different version of your current installed package and
# also this package isnt in the packages folder, then the new
# package is apllied; if in doubt, just say no or leave blank.
CONSIDER_ALL_PACKAGES_AS_PATCHES="`eval_boolean_parameter CONSIDER_ALL_PACKAGES_AS_PATCHES 0`"
# Enabling this option (i.e, setting to "1" or "yes"), simplaret will
# store patches it finds on ROOT repositories on
#
# $PATCHES_DIR/$ARCH/$VERSION/root-$repository_name.
#
# By default this option is turned off because it breaks the standard
# way to store packages and can cause some confusion, but its an useful
# feature if you like to see all patches apart from common packages and/or
# stored in the same tree.
STORE_ROOT_PATCHES_ON_PATCHES_DIR="`eval_boolean_parameter STORE_ROOT_PATCHES_ON_PATCHES_DIR 0`"
# now we place "patches" on the top of ROOT_PRIORITY
ROOT_PRIORITY="patches `echo $ROOT_PRIORITY | sed -e 's/patches//'`"
else
echo $1 error: config file $CONFIG not found
exit 1
fi
if [ ! -d "$STORAGE" ]; then
mkdir -p $STORAGE
fi
if [ ! -d "$PATCHES_DIR" ]; then
mkdir -p $PATCHES_DIR
fi
if [ -z "$ARCH" ]; then
ARCH="$DEFAULT_ARCH"
fi
if [ -z "$VERSION" ]; then
VERSION="$DEFAULT_VERSION"
fi
if [ "$FTP_TOOL" != "wget" ] && [ "$FTP_TOOL" != "curl" ] && [ "$FTP_TOOL" != "ncftpget" ]; then
echo "$1 configuration error: invalid value $FTP_TOOL for config parameter FTP_TOOL"
echo "$1 assuming value \"curl\" for variable FTP_TOOL"
FTP_TOOL="curl"
fi
if [ "$HTTP_TOOL" != "wget" ] && [ "$HTTP_TOOL" != "curl" ]; then
echo "$1 configuration error: invalid value $HTTP_TOOL for config parameter HTTP_TOOL"
echo "$1 assuming value \"curl\" for variable HTTP_TOOL"
HTTP_TOOL="curl"
fi
if which $SIMPLARET &> /dev/null; then
if [ "$SIMPLARET_UPDATE" == "1" ]; then
if [ "$2" == "-u" ]; then
echo "updating package database..."
ARCH=$ARCH VERSION=$VERSION $SIMPLARET --update
fi
fi
else
echo "$SIMPLARET not found, please install it before run $0"
fi
if [ "$TEMPLATE_STORAGE_STYLE" != "simplepkg-folder" ] && \
[ "$TEMPLATE_STORAGE_STYLE" != "templates-folder" ] && \
[ "$TEMPLATE_STORAGE_STYLE" != "own-folder" ]; then
TEMPLATE_STORAGE_STYLE="own-folder"
fi
if [ ! -z "$ROOT" ]; then
JAIL_ROOT="$ROOT"
fi
}
function default_version {
# get version from /etc/slackware-version
if [ -f "$1/etc/slackware-version" ]; then
cat $1/etc/slackware-version | awk '{ print $2 }' | sed -e 's/.0$//'
else
echo "none"
fi
}
function default_arch {
# get arch from /etc/slackware-version
local arch
arch="`cat $1/etc/slackware-version | awk '{ print $3 }' | sed -e 's/(//' -e 's/)//'`"
if [ -z "$arch" ]; then
echo i386
else
echo $arch
fi
}
function search_default_template {
if [ -f "$BASE_CONF/templates/default.template" ]; then
TEMPLATE_BASE="$BASE_CONF/templates/default"
echo $BASENAME: using default template
elif [ -f "$BASE_CONF/default.template" ]; then
TEMPLATE_BASE="$BASE_CONF/default"
echo $BASENAME using default template
elif [ -f "$BASE_CONF/defaults/templates/default/default.template" ]; then
TEMPLATE_BASE="$BASE_CONF/defaults/templates/default"
else
echo $BASENAME: error: default template not found
echo $BASENAME: please create a template using templatepkg
return 1
fi
}
function search_template {
# determine the template to be used
# usage: search-template <template-name> [--new | --update]
#
# templates can be stored either on
#
# - $BASE_CONF/template_name.template
# - $BASE_CONF/templates/template_name.template
# - $BASE_CONF/templates/template_name/template_name.template
#
# also, there's a folder for "oficial" simplepkg templates,
# $BASE_CONF/defaults/templates/ and you can override any template
# in the default folder by placing a template with the same name
# in the template storage folders
#
if [ -f "$BASE_CONF/$1.template" ]; then
TEMPLATE_BASE="$BASE_CONF/$1"
elif [ -f "$BASE_CONF/templates/$1.template" ]; then
TEMPLATE_BASE="$BASE_CONF/templates/$1"
elif [ -f "$BASE_CONF/templates/$1/$1.template" ]; then
TEMPLATE_BASE="$BASE_CONF/templates/$1/$1"
elif [ -f "$BASE_CONF/defaults/templates/$1/$1.template" ]; then
TEMPLATE_BASE="$BASE_CONF/defaults/templates/$1/$1"
else
if [ "$2" == "--new" ]; then
# we need to return the path for a new template
if [ "$TEMPLATE_STORAGE_STYLE" == "simplepkg-folder" ]; then
TEMPLATE_BASE="$BASE_CONF/$1"
elif [ "$TEMPLATE_STORAGE_STYLE" == "templates-folder" ]; then
TEMPLATE_BASE="$BASE_CONF/templates/$1"
else
TEMPLATE_BASE="$BASE_CONF/templates/$1/$1"
fi
elif [ "$2" == "--update" ]; then
return 1
else
echo $BASENAME: template $1 not found
search_default_template
fi
fi
}
function numeric_perm {
# get the numeric permission of a file
# usage: numeric_perm <file-name>
# just a bit of forbidden secrets
if [ -a "$1" ]; then
ls -lnd $1 | awk '{ print $1 }' | \
sed -e 's/^.//' -e 's/r/4/g' -e 's/w/2/g' -e 's/x/1/g' \
-e 's/-/0/g' -e 's/\(.\)\(.\)\(.\)/\1+\2+\3/g' | \
fold -w5 | bc -l | xargs | sed -e 's/ //g'
fi
}
function get_owner {
# get the numeric owner for a file
# usage: get_owner <file>
if [ -a "$1" ]; then
ls -lnd $1 | awk '{ print $3 }'
fi
}
function get_group {
# get the numeric group for a file
# usage: get_group <file>
if [ -a "$1" ]; then
ls -lnd $1 | awk '{ print $4 }'
fi
}
function use_svn {
# check if svn usage is enabled
if [ "$TEMPLATES_UNDER_SVN" == "1" ] && \
[ "$TEMPLATE_STORAGE_STYLE" == "own-folder" ]; then
return 0
else
return 1
fi
}
function svn_check {
# check if a file is under svn
# usage: svn_check <file>
local cwd
cwd="`pwd`"
cd `dirname $1`
if [ "`svn status $1 | awk '{ print $1 }'`" == "?" ]; then
return 1
else
return 0
fi
cd $cwd
}
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 "$TEMPLATE_BASE.d" ]; then
if use_svn && [ -d "$TEMPLATE_BASE.d/.svn" ]; then
svn update
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
}
|