epm-mark

#!/bin/sh
#
# Copyright (C) 2020, 2022, 2023  Etersoft
# Copyright (C) 2020, 2022, 2023  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/>.
#

# TODO: move to a common place and use
__is_wildcard()
{
	echo "$1" | grep -q "[*?]"
}

__alt_mark_hold_package()
{
		local pkg="$1"
		showcmd "echo \"RPM::Hold {\"^$pkg\";};\" > /etc/apt/apt.conf.d/hold-$pkg.conf"
		echo "RPM::Hold {\"^$pkg\";};" | sudorun tee "/etc/apt/apt.conf.d/hold-$pkg.conf" >/dev/null
}

__alt_test_glob()
{
	echo "$*" | grep -q "\.[*?]" && warning "Only glob symbols * and ? are supported. Don't use regexp here!"
}

__alt_mark_hold()
{
	# TODO: do more long checking via apt
	local pkg
	local i
	__alt_test_glob "$*"
	for i in "$@" ; do
		if __is_wildcard "$i" ; then
			local pkglist
			pkglist="$(epm qp --short "^$i")" || continue
			for pkg in $pkglist ; do
				__alt_mark_hold_package $pkg
			done
			return
		else
			pkg="$(epm query --short "$i")" || continue
		fi
		__alt_mark_hold_package $pkg
	done
}

__alt_mark_unhold()
{
	# TODO: do more long checking via apt
	local pkg
	local i
	__alt_test_glob "$*"
	for i in "$@" ; do
		pkg="$(epm query --short "$i")" || pkg="$i"
		sudocmd rm -fv /etc/apt/apt.conf.d/hold-$pkg.conf
	done
}

__alt_mark_showhold()
{
	grep -h "RPM::Hold" /etc/apt/apt.conf.d/hold-*.conf 2>/dev/null | sed -e 's|RPM::Hold {"^\(.*\)";};|\1|'
}

__dnf_assure_versionlock()
{
	epm assure /etc/dnf/plugins/versionlock.conf 'dnf-command(versionlock)'
}

epm_mark_hold()
{

case $BASEDISTRNAME in
	"alt")
		__alt_mark_hold "$@"
		exit
		;;
esac

case $PMTYPE in
	apt-dpkg)
		sudocmd apt-mark hold "$@"
		;;
	dnf-rpm)
		__dnf_assure_versionlock
		sudocmd dnf versionlock add "$@"
		;;
	zypper-rpm)
		sudocmd zypper al "$@"
		;;
	emerge)
		info "Check /etc/portage/package.mask"
		;;
	pacman)
		info "Manually: edit /etc/pacman.conf modifying IgnorePkg array"
		;;
	*)
		fatal "Have no suitable command for $PMTYPE"
		;;
esac

}


epm_mark_unhold()
{

case $BASEDISTRNAME in
	"alt")
		__alt_mark_unhold "$@"
		exit
		;;
esac

case $PMTYPE in
	apt-dpkg)
		sudocmd apt-mark unhold "$@"
		;;
	dnf-rpm)
		__dnf_assure_versionlock
		sudocmd dnf versionlock delete "$@"
		;;
	zypper-rpm)
		sudocmd zypper rl "$@"
		;;
	emerge)
		info "Check /etc/portage/package.mask (package.unmask)"
		;;
	pacman)
		info "Manually: edit /etc/pacman.conf removing package from IgnorePkg line"
		;;
	*)
		fatal "Have no suitable command for $PMTYPE"
		;;
esac

}


epm_mark_showhold()
{

case $BASEDISTRNAME in
	"alt")
		__alt_mark_showhold "$@"
		exit
		;;
esac

case $PMTYPE in
	apt-dpkg)
		sudocmd apt-mark showhold "$@"
		;;
	dnf-rpm)
		__dnf_assure_versionlock
		sudocmd dnf versionlock list
		;;
	zypper-rpm)
		sudocmd zypper ll "$@"
		;;
	emerge)
		cat /etc/portage/package.mask
		;;
	pacman)
		cat /etc/pacman.conf
		;;
	*)
		fatal "Have no suitable command for $PMTYPE"
		;;
esac

}


epm_mark_auto()
{

case $BASEDISTRNAME in
	"alt")
		sudocmd apt-mark auto "$@"
		exit
		;;
esac

case $PMTYPE in
	apt-dpkg)
		sudocmd apt-mark auto "$@"
		;;
	dnf-rpm)
		sudocmd dnf mark remove "$@"
		;;
	pacman)
			sudocmd pacman -D --asdeps "$@"
		;;
	emerge)
			sudocmd emerge --oneshot "$@"
		;;
	*)
		fatal "Have no suitable command for $PMTYPE"
		;;
esac

}


epm_mark_manual()
{

case $BASEDISTRNAME in
	"alt")
		sudocmd apt-mark manual "$@"
		exit
		;;
esac

case $PMTYPE in
	apt-dpkg)
		sudocmd apt-mark manual "$@"
		;;
	dnf-rpm)
		sudocmd dnf mark install "$@"
		;;
	pacman)
			sudocmd pacman -D --asexplicit "$@"
		;;
	emerge)
			sudocmd emerge --select "$@"
		;;
	*)
		fatal "Have no suitable command for $PMTYPE"
		;;
esac

}


epm_mark_showauto()
{

case $BASEDISTRNAME in
	"alt")
		sudocmd apt-mark showauto "$@"
		exit
		;;
esac

case $PMTYPE in
	apt-dpkg)
		sudocmd apt-mark showauto "$@"
		;;
	dnf-rpm)
		sudocmd dnf repoquery --unneeded
		;;
	*)
		fatal "Have no suitable command for $PMTYPE"
		;;
esac

}

epm_mark_showmanual()
{

case $BASEDISTRNAME in
	"alt")
		sudocmd apt-mark showmanual "$@"
		exit
		;;
esac

case $PMTYPE in
	apt-dpkg)
		sudocmd apt-mark showmanual "$@"
		;;
	dnf-rpm)
		sudocmd dnf repoquery --userinstalled
		;;
	*)
		fatal "Have no suitable command for $PMTYPE"
		;;
esac

}

epm_mark_help()
{
	echo "mark is the interface for marking packages"
			get_help HELPCMD $SHAREDIR/epm-mark
	cat <<EOF
Examples:
  epm mark hold mc
  epm manual mc
EOF
}

epm_mark()
{
	local CMD="$1"
	[ -n "$CMD" ] && shift
	case "$CMD" in
	""|"-h"|"--help"|help)               # HELPCMD: help
		epm_mark_help
		;;
	hold)                             # HELPCMD: mark the given package(s) as held back
		epm_mark_hold "$@"
		;;
	unhold)                           # HELPCMD: unset the given package(s) as held back
		epm_mark_unhold "$@"
		;;
	showhold)                         # HELPCMD: print the list of packages on hold
		epm_mark_showhold "$@"
		;;
	auto)                             # HELPCMD: mark the given package(s) as automatically installed
		epm_mark_auto "$@"
		;;
	manual)                           # HELPCMD: mark the given package(s) as manually installed
		epm_mark_manual "$@"
		;;
	showauto)                         # HELPCMD: print the list of automatically installed packages
		epm_mark_showauto "$@"
		;;
	showmanual)                       # HELPCMD: print the list of manually installed packages
		epm_mark_showmanual "$@"
		;;
	*)
		fatal "Unknown command $ epm repo '$CMD'"
		;;
esac

}