NBash

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#!/bin/sh
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#
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# Copyright (C) 2012, 2013, 2016, 2017, 2021  Etersoft
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# Copyright (C) 2012, 2013, 2016, 2017, 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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# FIXME: sudo ask password, but we do not print command before
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is_service_running()
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{
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    local SERVICE="$1"
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    local OUTPUT
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    # TODO: real status can be checked only with grep output
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    case $SERVICETYPE in
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        service-chkconfig|service-upstart)
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            if is_anyservice $1 ; then
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                OUTPUT="$(sudorun anyservice $1 status 2>/dev/null)" || return 1
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                echo "$OUTPUT" | grep -q "is stopped" && return 1
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                return 0
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            fi
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            OUTPUT="$(sudorun service $1 status 2>/dev/null)" || return 1
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            echo "$OUTPUT" | grep -q "is stopped" && return 1
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            return 0
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            ;;
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        service-initd|service-update)
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            sudorun $INITDIR/$1 status >/dev/null 2>/dev/null
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            ;;
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        systemd)
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            a='' systemctl status $1 >/dev/null 2>/dev/null
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            ;;
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        runit)
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            sudorun sv status "$SERVICE" >/dev/null 2>/dev/null
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            ;;
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        *)
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            fatal "Have no suitable command for $SERVICETYPE"
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            ;;
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    esac
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}
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# FIXME: sudo ask password, but we do not print command before
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is_service_autostart()
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{
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    local SERVICE="$1"
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    case $SERVICETYPE in
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        service-chkconfig|service-upstart)
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            if is_anyservice $SERVICE; then
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                $ANYSERVICE $SERVICE isautostarted
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                return
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            fi
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            # FIXME: check for current runlevel
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            LC_ALL=C sudorun chkconfig $1 --list | grep -q "[35]:on"
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            ;;
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        service-initd|service-update)
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            test -L "$(echo /etc/rc5.d/S??$1)"
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            ;;
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        systemd)
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            a='' systemctl is-enabled $1
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            ;;
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        runit)
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            test -L "/var/service/$SERVICE"
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            ;;
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        *)
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            fatal "Have no suitable command for $SERVICETYPE"
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            ;;
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    esac
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}
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serv_status()
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{
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    is_service_autostart $1 && echo "Service $1 is scheduled to run on startup" || echo "Service $1 will NOT run on startup"
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    local SERVICE="$1"
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    shift
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    case $SERVICETYPE in
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        service-chkconfig|service-upstart)
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            if is_anyservice $SERVICE ; then
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                sudocmd anyservice $SERVICE status
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                return
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            fi
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            sudocmd service $SERVICE status "$@"
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            ;;
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        service-update)
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            sudocmd $INITDIR/$SERVICE status "$@"
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            ;;
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        systemd)
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            docmd systemctl -l status $SERVICE "$@"
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            ;;
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        runit)
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            sudocmd sv status "$SERVICE"
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            ;;
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        *)
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            fatal "Have no suitable command for $SERVICETYPE"
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            ;;
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    esac
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}
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