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epm-repofix
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#!/bin/sh
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#
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# Copyright (C) 2015-2016, 2020, 2021  Etersoft
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# Copyright (C) 2015-2016, 2020, 2021  Vitaly Lipatov <lav@etersoft.ru>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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load_helper epm-query
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__replace_text_in_alt_repo()
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{
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    local i
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    for i in /etc/apt/sources.list /etc/apt/sources.list.d/*.list ; do
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        [ -s "$i" ] || continue
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        # TODO: don't change file if untouched
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        #grep -q -- "$1" "$i" || continue
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        regexp_subst "$1" "$i"
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    done
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}
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__repofix_check_vendor()
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{
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    local i
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    for i in /etc/apt/vendors.list.d/*.list; do
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        [ -e "$i" ] || continue
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        grep -q "^simple-key \"$1\"" $i && return
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    done
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    return 1
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}
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__repofix_filter_vendor()
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{
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    local br="$1"
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    br="$(echo "$br" | sed -e "s|\..*||")"
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    case $br in
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        c8*)
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            br="cert8"
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            ;;
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        c9*)
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            br="cert9"
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            ;;
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        Sisyphus)
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            br="alt"
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            ;;
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    esac
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    echo "$br"
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}
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__replace_alt_version_in_repo()
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{
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    local i
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    assure_exists apt-repo
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    #echo "Upgrading $DISTRNAME from $1 to $2 ..."
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    a='' apt-repo list | sed -E -e "s|($1)|{\1}->{$2}|g" | grep -E --color -- "$1"
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    # ask and replace only we will have changes
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    if a='' apt-repo list | grep -E -q -- "$1" ; then
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        __replace_text_in_alt_repo "/^ *#/! s!$1!$2!g"
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    fi
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    #docmd apt-repo list
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}
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__alt_replace_sign_name()
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{
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    local TO="$1"
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    __replace_text_in_alt_repo "/^ *#/! s!\[alt\]!$TO!g"
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    __replace_text_in_alt_repo "/^ *#/! s!\[sisyphus\]!$TO!g"
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    __replace_text_in_alt_repo "/^ *#/! s!\[updates\]!$TO!g"
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    __replace_text_in_alt_repo "/^ *#/! s!\[cert[789]\]!$TO!g"
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    __replace_text_in_alt_repo "/^ *#/! s!\[p10\.?[0-9]?\]!$TO!g"
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    __replace_text_in_alt_repo "/^ *#/! s!\[[tpc][6-9]\.?[0-9]?\]!$TO!g"
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}
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__alt_repofix()
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{
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    local TO="$1"
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    epm --quiet repo fix >/dev/null
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    if [ -n "$TO" ] ; then
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        # TODO: switch it in repo code
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        TO="$(__repofix_filter_vendor "$TO")"
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        __alt_replace_sign_name "[$TO]"
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    fi
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}
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#__switch_repo_to()
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epm_reposwitch()
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{
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    local TO="$1"
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    [ -n "$TO" ] || fatal "run repo switch with arg (p9, p10, Sisyphus)"
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    [ "$TO" = "sisyphus" ] && TO="Sisyphus"
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    if [ "$TO" = "Sisyphus" ] ; then
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        __replace_alt_version_in_repo "[tpc][5-9]\.?[0-9]?/branch/" "$TO/"
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        __replace_alt_version_in_repo "p10\.?[0-9]?/branch/" "$TO/"
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    else
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        __replace_alt_version_in_repo "Sisyphus/" "$TO/branch/"
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        __replace_alt_version_in_repo "[tpc][5-9]\.?[0-9]?/branch/" "$TO/branch/"
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        if [ "$TO" != "p10" ] ; then
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            __replace_alt_version_in_repo "p10\.?[0-9]?/branch/" "$TO/branch/"
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        fi
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    fi
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    __alt_repofix "$TO"
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    if [ "$TO" = "p10" ] ; then
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        echo '%_priority_distbranch p10' >/etc/rpm/macros.d/p10
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    else
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        rm -fv /etc/rpm/macros.d/p10
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    fi
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    #epm repo list
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}
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# source-list vendor path
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# example: /etc/apt/source.list p7 ALTLinux\/Sisyphus
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__try_fix_apt_source_list()
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{
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    local list="$1"
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    local br="$(__repofix_filter_vendor "$2")"
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    local path="$3"
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    if grep -q -e "^[^#].*$path" $list ; then
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        if __repofix_check_vendor $br ; then
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            regexp_subst "/$path/s/^rpm[[:space:]]*([fhr])/rpm [$br] \1/" $list
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        else
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            warning "Skip set $br vendor key (it is missed) for $list"
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            regexp_subst "/$path/s/^rpm[[:space:]]*\[$br\][[:space:]]*([fhr])/rpm \1/" $list
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        fi
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    fi
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}
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__fix_alt_sources_list()
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{
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    # for beauty spaces
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    local SUBST_ALT_RULE1='s!^(.*)[/ ](ALTLinux|LINUX\@Etersoft)[/ ]*(Sisyphus)[/ ](x86_64|i586|x86_64-i586|noarch|aarch64) !\1 \2/\3/\4 !gi'
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    local SUBST_ALT_RULE2='s!^(.*)[/ ](ALTLinux|LINUX\@Etersoft)[/ ]*([tcp][6-9]\.?[0-9]?[/ ]branch|[tcp]1[012][/ ]branch)[/ ](x86_64|i586|x86_64-i586|noarch|aarch64) !\1 \2/\3/\4 !gi'
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    local i
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    for i in "$@" ; do
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        [ -s "$i" ] || continue
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        #perl -i.bak -pe "$SUBST_ALT_RULE" $i
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        # TODO: only for uncommented strings
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        #sed -i -r -e "$SUBST_ALT_RULE" $i
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        regexp_subst "/^ *#/! s| pub|/pub|" $i
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        regexp_subst "/^ *#/! $SUBST_ALT_RULE1" $i
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        regexp_subst "/^ *#/! $SUBST_ALT_RULE2" $i
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        # Sisyphus uses 'alt' vendor key
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        __try_fix_apt_source_list $i alt "ALTLinux\/Sisyphus"
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        __try_fix_apt_source_list $i etersoft "Etersoft\/Sisyphus"
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        # skip branch replacement for ALT Linux Sisyphus
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        [ "$DISTRVERSION" = "Sisyphus" ] && continue
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        # add signs for branches
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        __try_fix_apt_source_list $i $DISTRVERSION "ALTLinux\/$DISTRVERSION\/branch"
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        __try_fix_apt_source_list $i etersoft "Etersoft\/$DISTRVERSION\/branch"
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    done
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}
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__subst_with_etersoft_url()
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{
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    local NURL="http://download.etersoft.ru/pub ALTLinux"
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    echo "$1" | sed \
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        -e "s|h\?f\?t\?tp://ftp.altlinux.org/pub/distributions/* ALTLinux|$NURL|" \
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        -e "s|h\?f\?t\?tp://ftp.basealt.ru/pub/distributions/* ALTLinux|$NURL|" \
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        -e "s|h\?f\?t\?tp://mirror.yandex.ru/* altlinux|$NURL|" \
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        -e "s|h\?f\?t\?tp://mirror.eterfund.org/download.etersoft.ru/pub/* ALTLinux|$NURL|"
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}
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__subst_with_eterfund_url()
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{
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    local NURL="https://mirror.eterfund.org/download.etersoft.ru/pub ALTLinux"
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    echo "$1" | sed \
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        -e "s|h\?f\?t\?tp://ftp.altlinux.org/pub/distributions/* ALTLinux|$NURL|" \
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        -e "s|h\?f\?t\?tp://ftp.basealt.ru/pub/distributions/* ALTLinux|$NURL|" \
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        -e "s|h\?f\?t\?tp://mirror.yandex.ru/* altlinux|$NURL|"
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}
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__subst_with_yandex_url()
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{
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    local NURL="http://mirror.yandex.ru altlinux"
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    echo "$1" | sed \
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        -e "s|h\?f\?t\?tp://ftp.altlinux.org/pub/distributions/* ALTLinux|$NURL|" \
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        -e "s|h\?f\?t\?tp://ftp.basealt.ru/pub/distributions/* ALTLinux|$NURL|" \
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        -e "s|h\?f\?t\?tp://ftp.etersoft.ru/pub/* ALTLinux|$NURL|" \
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        -e "s|h\?f\?t\?tp://download.etersoft.ru/pub/* ALTLinux|$NURL|" \
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        -e "s|h\?f\?t\?tp://mirror.eterfund.org/download.etersoft.ru/pub/* ALTLinux|$NURL|"
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}
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__subst_with_basealt_url()
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{
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    local NURL="http://ftp.basealt.ru/pub/distributions ALTLinux"
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    echo "$1" | sed \
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        -e "s|h\?f\?t\?tp://mirror.yandex.ru/* altlinux|$NURL|" \
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        -e "s|h\?f\?t\?tp://ftp.etersoft.ru/pub/* ALTLinux|$NURL|" \
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        -e "s|h\?f\?t\?tp://mirror.eterfund.org/download.etersoft.ru/pub/* ALTLinux|$NURL|" \
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        -e "s|h\?f\?t\?tp://download.etersoft.ru/pub/* ALTLinux|$NURL|"
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}
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__subst_with_altlinux_url()
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{
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    local NURL="http://ftp.altlinux.org/pub/distributions ALTLinux"
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    echo "$1" | sed \
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        -e "s|h\?f\?t\?tp://mirror.yandex.ru/* altlinux|$NURL|" \
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        -e "s|h\?f\?t\?tp://ftp.etersoft.ru/pub/* ALTLinux|$NURL|" \
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        -e "s|h\?f\?t\?tp://mirror.eterfund.org/download.etersoft.ru/pub/* ALTLinux|$NURL|" \
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        -e "s|h\?f\?t\?tp://download.etersoft.ru/pub/* ALTLinux|$NURL|"
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}
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__fix_repo_to_etersoft()
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{
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    local NN
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    a="" apt-repo list | grep -v debuginfo | grep -v etersoft | grep -v "file:/" | while read nn ; do
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        NN="$(__subst_with_etersoft_url "$nn")"
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        [ "$NN" = "$nn" ] && continue
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        epm removerepo "$nn"
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        epm addrepo "$NN"
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    done
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}
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__fix_repo_to_yandex()
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{
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    local NN
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    a="" apt-repo list | grep -v debuginfo | grep -v mirror\.yandex | grep -v "file:/" | while read nn ; do
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        NN="$(__subst_with_yandex_url "$nn")"
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        [ "$NN" = "$nn" ] && continue
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        epm removerepo "$nn"
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        epm addrepo "$NN"
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    done
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}
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__fix_repo_to_basealt()
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{
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    local NN
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    a="" apt-repo list | grep -v debuginfo | grep -v ftp.basealt | grep -v "file:/" | while read nn ; do
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        NN="$(__subst_with_basealt_url "$nn")"
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        [ "$NN" = "$nn" ] && continue
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        epm removerepo "$nn"
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        epm addrepo "$NN"
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    done
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}
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epm_repofix()
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{
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case $BASEDISTRNAME in
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    "alt")
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        assure_exists apt-repo
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        [ -n "$quiet" ] || docmd apt-repo list
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        assure_root
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        __fix_alt_sources_list /etc/apt/sources.list
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        __fix_alt_sources_list /etc/apt/sources.list.d/*.list
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        # TODO: move to repo change
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        if [ "$1" = "etersoft" ] ; then
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            __fix_repo_to_etersoft /etc/apt/sources.list
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            __fix_repo_to_etersoft /etc/apt/sources.list.d/*.list
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        fi
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        if [ "$1" = "eterfund.org" ] ; then
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            __fix_repo_to_eterfund /etc/apt/sources.list
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            __fix_repo_to_eterfund /etc/apt/sources.list.d/*.list
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        fi
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        if [ "$1" = "yandex" ] ; then
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            __fix_repo_to_yandex /etc/apt/sources.list
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            __fix_repo_to_yandex /etc/apt/sources.list.d/*.list
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        fi
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        if [ "$1" = "basealt" ] ; then
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            __fix_repo_to_basealt /etc/apt/sources.list
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            __fix_repo_to_basealt /etc/apt/sources.list.d/*.list
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        fi
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        if [ "$1" = "altlinux.org" ] ; then
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            __fix_repo_to_altlinux /etc/apt/sources.list
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            __fix_repo_to_altlinux /etc/apt/sources.list.d/*.list
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        fi
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        docmd apt-repo list
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        return
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        ;;
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esac
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case $PMTYPE in
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#    apt-rpm)
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#        ;;
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#    yum-rpm|dnf-rpm)
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#        ;;
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    *)
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        fatal "Have no suitable command for $PMTYPE"
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        ;;
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esac
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}
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