NBash

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#!/bin/sh
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#
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# Copyright (C) 2017  Etersoft
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# Copyright (C) 2017  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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is_warmup_allowed()
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{
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    # disable warming up until set warmup in /etc/eepm/eepm.conf
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    [ -n "$warmup" ] || return 1
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    # disable warm if have no enough memory
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    [ "$DISTRMEMORY" -ge 1024 ] && return 0
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    warning "Skipping warmup bases due low memory size"
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    return 1
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}
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__warmup_files()
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{
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    local D="$1"
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    shift
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    #showcmd "$*"
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    [ -n "$D" ] && info "Warming up $D ..."
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    # TODO: use progress, calc files size before
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    docmd cat $* >/dev/null 2>/dev/null
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}
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warmup_rpmbase()
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{
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    is_warmup_allowed || return 0
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    __warmup_files "rpm" "/var/lib/rpm/*"
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}
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warmup_dpkgbase()
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{
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    is_warmup_allowed || return 0
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    __warmup_files "dpkg" "/var/lib/dpkg/*"
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}
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warmup_lowbase()
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{
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    case $PKGFORMAT in
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        "rpm")
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            warmup_rpmbase "$@"
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            ;;
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        "dpkg")
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            warmup_dpkgbase "$@"
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            ;;
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        *)
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            ;;
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    esac
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}
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warmup_aptbase()
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{
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    is_warmup_allowed || return
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    __warmup_files "apt" "/var/lib/apt/lists/* /var/cache/apt/*.bin"
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}
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warmup_hibase()
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{
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    case $PMTYPE in
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        "apt-rpm"|"apt-dpkg")
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            warmup_aptbase "$@"
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            ;;
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        *)
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            ;;
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    esac
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}
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warmup_bases()
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{
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    DISquiet=1 warmup_lowbase
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    DISquiet=1 warmup_hibase
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}
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