searxng/utils/filtron.sh

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#!/usr/bin/env bash
# SPDX-License-Identifier: AGPL-3.0-or-later
# shellcheck disable=SC2001
# shellcheck source=utils/lib.sh
source "$(dirname "${BASH_SOURCE[0]}")/lib.sh"
# ----------------------------------------------------------------------------
# config
# ----------------------------------------------------------------------------
FILTRON_ETC="/etc/filtron"
SERVICE_NAME="filtron"
SERVICE_USER="${SERVICE_USER:-${SERVICE_NAME}}"
SERVICE_SYSTEMD_UNIT="${SYSTEMD_UNITS}/${SERVICE_NAME}.service"
APACHE_FILTRON_SITE="searx.conf"
NGINX_FILTRON_SITE="searx.conf"
# ----------------------------------------------------------------------------
usage() {
# ----------------------------------------------------------------------------
# shellcheck disable=SC1117
cat <<EOF
usage::
$(basename "$0") remove all]
$(basename "$0") apache remove
$(basename "$0") nginx remove
remove all : drop all components of the filtron service
apache remove : drop apache site ${APACHE_FILTRON_SITE}
nginx remove : drop nginx site ${NGINX_FILTRON_SITE}
EOF
[[ -n ${1} ]] && err_msg "$1"
}
main() {
local _usage="unknown or missing $1 command $2"
case $1 in
-h|--help) usage; exit 0;;
remove)
sudo_or_exit
case $2 in
all) remove_all;;
*) usage "$_usage"; exit 42;;
esac ;;
apache)
sudo_or_exit
case $2 in
remove) remove_apache_site ;;
*) usage "$_usage"; exit 42;;
esac ;;
nginx)
sudo_or_exit
case $2 in
remove) remove_nginx_site ;;
*) usage "$_usage"; exit 42;;
esac ;;
*) usage "unknown or missing command $1"; exit 42;;
esac
}
remove_all() {
rst_title "De-Install $SERVICE_NAME (service)"
rst_para "\
It goes without saying that this script can only be used to remove
installations that were installed with this script."
if ! systemd_remove_service "${SERVICE_NAME}" "${SERVICE_SYSTEMD_UNIT}"; then
return 42
fi
drop_service_account "${SERVICE_USER}"
rm -r "$FILTRON_ETC" 2>&1 | prefix_stdout
if service_is_available "${PUBLIC_URL}"; then
MSG="** Don't forget to remove your public site! (${PUBLIC_URL}) **" wait_key 10
fi
}
remove_apache_site() {
rst_title "Remove Apache site $APACHE_FILTRON_SITE"
rst_para "\
This removes apache site ${APACHE_FILTRON_SITE}."
! apache_is_installed && err_msg "Apache is not installed."
if ! ask_yn "Do you really want to continue?" Yn; then
return
fi
apache_remove_site "$APACHE_FILTRON_SITE"
}
remove_nginx_site() {
rst_title "Remove nginx site $NGINX_FILTRON_SITE"
rst_para "\
This removes nginx site ${NGINX_FILTRON_SITE}."
! nginx_is_installed && err_msg "nginx is not installed."
if ! ask_yn "Do you really want to continue?" Yn; then
return
fi
nginx_remove_app "$FILTRON_FILTRON_SITE"
}
# ----------------------------------------------------------------------------
main "$@"
# ----------------------------------------------------------------------------