gogs.install


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_start_if_enabled() {
    if systemctl -q is-enabled gogs.service ;then
        echo "Starting gogs service"
        systemctl start gogs.service
    fi
}

_stop_if_active() {
    if systemctl -q is-active gogs.service ;then
        echo "Stoping gogs service"
        systemctl stop gogs.service
    fi
}

_disable_if_enabled() {
    if systemctl -q is-enabled gogs.service 2>/dev/null ;then
        echo "Disabling gogs service"
        systemctl disable gogs.service
    fi
}

pre_install() {
    if ! getent group gogs >/dev/null; then
        groupadd --system gogs
    fi
    if ! getent passwd gogs >/dev/null; then
        useradd -r -c 'Gogs service user' -g gogs -d /srv/gogs -s /bin/bash gogs
        passwd -l gogs
    else
        local _OldHome="$( getent passwd gogs | cut -d: -f6 )"
        if [ ${_OldHome} != "/srv/gogs" ]; then
            echo
            echo "Setting gogs home directory to /srv/gogs"
            _disable_if_enabled
            echo "You must migrate from ${_OldHome}"
            echo "before starting or re-enabling service"
            echo
        fi
        usermod -c 'Gogs service user' -g gogs -d /srv/gogs -L -s /bin/bash gogs
    fi
}

post_install(){
    systemctl daemon-reload
}

pre_upgrade() {
    _stop_if_active
    pre_install
}


post_upgrade() {
    post_install
    if ! [[ -f /etc/gogs/app.ini.pacnew ]] ; then
        _start_if_enabled
    else
        echo
        _disable_if_enabled
        echo "/etc/gogs/app.ini{,.pacnew} needs merge"
        echo "before starting or re-enabling service"
        echo
    fi
}

pre_remove() {
    _stop_if_active
    _disable_if_enabled
}

post_remove() {
    if getent passwd gogs >/dev/null; then
        userdel gogs
    fi
    if getent group gogs >/dev/null; then
        groupdel gogs
    fi
    systemctl daemon-reload
    echo "You will need to delete the directory /srv/gogs manually"
}