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#!/bin/sh
#
# Copyright (C) 2012-2015 Etersoft
# Copyright (C) 2012-2015 Vitaly Lipatov <lav@etersoft.ru>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
load_helper epm-install
load_helper epm-search
# for zypper before SUSE/11.0
__use_zypper_dry_run()
{
a= zypper install --help 2>&1 | grep -q -- "--dry-run" && echo "--dry-run"
}
__use_yum_assumeno()
{
a= yum --help 2>&1 | grep -q -- "--assumeno"
}
__check_yum_result()
{
grep "^No package" $1 && return 1
grep "^Complete!" $1 && return 0
grep "Exiting on user [Cc]ommand" $1 && return 0
# dnf issue
grep "^Operation aborted." $1 && return 0
# return default result by default
return $2
}
__check_pacman_result()
{
grep "^error: target not found:" $1 && return 1
grep "^Total Installed Size:" $1 && return 0
grep "^Total Download Size:" $1 && return 0
# return default result by default
return $2
}
_epm_do_simulate()
{
local CMD
local RES=0
local filenames="$*"
case $PMTYPE in
apt-rpm|apt-dpkg)
CMD="apt-get --simulate install"
;;
aptitude-dpkg)
CMD="aptitude -s install"
;;
yum-rpm)
if __use_yum_assumeno ; then
LC_ALL=C store_output sudocmd yum --assumeno install $filenames
__check_yum_result $RC_STDOUT $?
else
LC_ALL=C store_output sudocmd yum install $filenames <<EOF
n
EOF
__check_yum_result $RC_STDOUT $?
fi
RES=$?
clean_store_output
return $RES ;;
dnf-rpm)
LC_ALL=C store_output sudocmd dnf --assumeno install $filenames
__check_yum_result $RC_STDOUT $?
RES=$?
clean_store_output
return $RES ;;
urpm-rpm)
CMD="urpmi --test --auto"
;;
zypper-rpm)
if ! __use_zypper_dry_run >/dev/null ; then
fatal "zypper is too old: does not support --dry-run"
fi
CMD="zypper --non-interactive install --dry-run"
;;
emerge)
local res=0
for pkg in $filenames ; do
is_installed $pkg && continue
docmd emerge --pretend $pkg && continue
pkg=1
break
done
return $res ;;
pacman)
LC_ALL=C store_output sudocmd pacman -v -S $filenames <<EOF
no
EOF
__check_pacman_result $RC_STDOUT $?
RES=$?
clean_store_output
return $RES ;;
slackpkg)
#docmd /usr/sbin/slackpkg -batch=on -default_answer=yes download
# just try search every package
# FIXME: epm_search have to return false status code if the package does not found
local pkg res
res=0
for pkg in $filenames ; do
# FIXME: -[0-0] does not work in search!
# FIXME: we need strict search here (not find gst-plugins-base if search for gst-plugins
pkg_filenames="$pkg-[0-9]" epm_search | grep -E "(installed|upgrade)" && continue
pkg_filenames="$pkg" epm_search | grep -E "(installed|upgrade)" && continue
res=1
info "Package '$pkg' does not found in repository."
done
return $res ;;
*)
fatal "Have no suitable simulate command for $PMTYPE"
;;
esac
sudocmd $CMD $filenames
}
epm_simulate()
{
[ -z "$pkg_filenames" ] && info "Simulate: Skip empty list" && return 22
local filenames="$(echo $pkg_filenames | filter_out_installed_packages)"
[ -z "$filenames" ] && info "Simulate: All packages are already installed" && return 0
_epm_do_simulate $filenames
local RES=$?
if [ -z "$quiet" ] ; then
[ "$RES" = 0 ] && info "Simulate result: $filenames package(s) CAN BE installed" || info "Simulate result: There are PROBLEMS with install some package(s)"
fi
return $RES
}