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			547 lines
		
	
	
		
			15 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			547 lines
		
	
	
		
			15 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
| #!/usr/bin/env bash
 | |
| # -*- coding: utf-8; mode: sh indent-tabs-mode: nil -*-
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| # SPDX-License-Identifier: AGPL-3.0-or-later
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| 
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| # shellcheck source=utils/lib.sh
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| source "$(dirname "${BASH_SOURCE[0]}")/lib.sh"
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| # shellcheck source=utils/brand.env
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| source "${REPO_ROOT}/utils/brand.env"
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| source_dot_config
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| SEARX_URL="${PUBLIC_URL:-http://$(uname -n)/searx}"
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| source "${REPO_ROOT}/utils/lxc-searx.env"
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| in_container && lxc_set_suite_env
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| 
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| # ----------------------------------------------------------------------------
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| # config
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| # ----------------------------------------------------------------------------
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| 
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| MORTY_LISTEN="${MORTY_LISTEN:-127.0.0.1:3000}"
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| PUBLIC_URL_PATH_MORTY="${PUBLIC_URL_PATH_MORTY:-/morty/}"
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| 
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| PUBLIC_URL_MORTY="${PUBLIC_URL_MORTY:-$(echo "$SEARX_URL" |  sed -e's,^\(.*://[^/]*\).*,\1,g')${PUBLIC_URL_PATH_MORTY}}"
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| 
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| # shellcheck disable=SC2034
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| MORTY_TIMEOUT=5
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| 
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| SERVICE_NAME="morty"
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| SERVICE_USER="${SERVICE_USER:-${SERVICE_NAME}}"
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| SERVICE_HOME_BASE="${SERVICE_HOME_BASE:-/usr/local}"
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| SERVICE_HOME="${SERVICE_HOME_BASE}/${SERVICE_USER}"
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| SERVICE_SYSTEMD_UNIT="${SYSTEMD_UNITS}/${SERVICE_NAME}.service"
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| # shellcheck disable=SC2034
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| SERVICE_GROUP="${SERVICE_USER}"
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| # shellcheck disable=SC2034
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| SERVICE_ENV_DEBUG=false
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| 
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| GO_ENV="${SERVICE_HOME}/.go_env"
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| GO_PKG_URL="https://dl.google.com/go/go1.13.5.linux-amd64.tar.gz"
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| GO_TAR=$(basename "$GO_PKG_URL")
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| 
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| # shellcheck disable=SC2034
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| CONFIG_FILES=()
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| 
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| # Apache Settings
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| 
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| APACHE_MORTY_SITE="morty.conf"
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| NGINX_MORTY_SITE="morty.conf"
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| 
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| # ----------------------------------------------------------------------------
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| usage() {
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| # ----------------------------------------------------------------------------
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| 
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|     # shellcheck disable=SC1117
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|     cat <<EOF
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| usage::
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|   $(basename "$0") shell
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|   $(basename "$0") install    [all|user]
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|   $(basename "$0") update     [morty]
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|   $(basename "$0") remove     [all]
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|   $(basename "$0") activate   [service]
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|   $(basename "$0") deactivate [service]
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|   $(basename "$0") inspect    [service]
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|   $(basename "$0") option     [debug-on|debug-off|new-key]
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|   $(basename "$0") apache     [install|remove]
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|   $(basename "$0") nginx      [install|remove]
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|   $(basename "$0") info       [searx]
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| 
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| shell
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|   start interactive shell from user ${SERVICE_USER}
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| install / remove
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|   all:        complete setup of morty service
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|   user:       add/remove service user '$SERVICE_USER' ($SERVICE_HOME)
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| update morty
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|   Update morty installation ($SERVICE_HOME)
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| activate service
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|   activate and start service daemon (systemd unit)
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| deactivate service
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|   stop and deactivate service daemon (systemd unit)
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| inspect service
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|   show service status and log
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| option
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|   set one of the available options
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|   :new-key:   set new morty key
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| apache : ${PUBLIC_URL_MORTY}
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|   :install: apache site with a reverse proxy (ProxyPass)
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|   :remove:  apache site ${APACHE_MORTY_SITE}
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| nginx (${PUBLIC_URL_MORTY})
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|   :install: nginx site with a reverse proxy (ProxyPass)
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|   :remove:  nginx site ${NGINX_MORTY_SITE}
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| 
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| If needed, set the environment variables in the '${DOT_CONFIG#"$REPO_ROOT/"}' file::
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|   PUBLIC_URL_MORTY:     ${PUBLIC_URL_MORTY}
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|   MORTY_LISTEN:         ${MORTY_LISTEN}
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|   SERVICE_USER:         ${SERVICE_USER}
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| EOF
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|     if in_container; then
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|         # in containers the service is listening on 0.0.0.0 (see lxc-searx.env)
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|         for ip in $(global_IPs) ; do
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|             if [[ $ip =~ .*:.* ]]; then
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|                 echo "  container URL (IPv6): http://[${ip#*|}]:3000/"
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|             else
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|                 # IPv4:
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|                 echo "  container URL (IPv4): http://${ip#*|}:3000/"
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|             fi
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|         done
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|     fi
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|     echo
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|     info_searx
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| 
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|     [[ -n ${1} ]] &&  err_msg "$1"
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| }
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| 
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| info_searx() {
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|     # shellcheck disable=SC1117
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|     cat <<EOF
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| To activate result and image proxy in searx, edit settings.yml (read:
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| ${DOCS_URL}/admin/morty.html)::
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|   result_proxy:
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|       url : ${PUBLIC_URL_MORTY}
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|   server:
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|       image_proxy : True
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| EOF
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| }
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| 
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| main() {
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|     required_commands \
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|         sudo install git wget curl \
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|         || exit
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| 
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|     local _usage="ERROR: unknown or missing $1 command $2"
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| 
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|     case $1 in
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|         --getenv)  var="$2"; echo "${!var}"; exit 0;;
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|         -h|--help) usage; exit 0;;
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| 
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|         shell)
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|             sudo_or_exit
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|             interactive_shell "${SERVICE_USER}"
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|             ;;
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|         inspect)
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|             case $2 in
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|                 service)
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|                     sudo_or_exit
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|                     inspect_service
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|                     ;;
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|                 *) usage "$_usage"; exit 42;;
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|             esac ;;
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|         install)
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|             rst_title "$SERVICE_NAME" part
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|             sudo_or_exit
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|             case $2 in
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|                 all) install_all ;;
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|                 user) assert_user ;;
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|                 *) usage "$_usage"; exit 42;;
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|             esac ;;
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|         update)
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|             sudo_or_exit
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|             case $2 in
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|                 morty) update_morty ;;
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|                 *) usage "$_usage"; exit 42;;
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|             esac ;;
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|         remove)
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|             sudo_or_exit
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|             case $2 in
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|                 all) remove_all;;
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|                 user) drop_service_account "${SERVICE_USER}" ;;
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|                 *) usage "$_usage"; exit 42;;
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|             esac ;;
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|         activate)
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|             sudo_or_exit
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|             case $2 in
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|                 service)  systemd_activate_service "${SERVICE_NAME}" ;;
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|                 *) usage "$_usage"; exit 42;;
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|             esac ;;
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|         deactivate)
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|             sudo_or_exit
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|             case $2 in
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|                 service)  systemd_deactivate_service "${SERVICE_NAME}" ;;
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|                 *) usage "$_usage"; exit 42;;
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|             esac ;;
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|         apache)
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|             sudo_or_exit
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|             case $2 in
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|                 install) install_apache_site ;;
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|                 remove) remove_apache_site ;;
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|                 *) usage "$_usage"; exit 42;;
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|             esac ;;
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|         nginx)
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|             sudo_or_exit
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|             case $2 in
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|                 install) install_nginx_site ;;
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|                 remove) remove_nginx_site ;;
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|                 *) usage "$_usage"; exit 42;;
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|             esac ;;
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|         info)
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|             case $2 in
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|                 searx) info_searx ;;
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|                 *) usage "$_usage"; exit 42;;
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|             esac ;;
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|         option)
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|             sudo_or_exit
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|             case $2 in
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|                 new-key) set_new_key ;;
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|                 debug-on)  enable_debug ;;
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|                 debug-off)  disable_debug ;;
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|                 *) usage "$_usage"; exit 42;;
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|             esac ;;
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|         doc) rst-doc ;;
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|         *) usage "ERROR: unknown or missing command $1"; exit 42;;
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|     esac
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| }
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| 
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| install_all() {
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| 
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|     MORTY_KEY="$(head -c 32 /dev/urandom | base64)"
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| 
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|     rst_title "Install $SERVICE_NAME (service)"
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|     assert_user
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|     wait_key
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|     install_go "${GO_PKG_URL}" "${GO_TAR}" "${SERVICE_USER}"
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|     wait_key
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|     install_morty
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|     wait_key
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|     systemd_install_service "${SERVICE_NAME}" "${SERVICE_SYSTEMD_UNIT}"
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|     wait_key
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|     if ! service_is_available "http://${MORTY_LISTEN}" ; then
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|         err_msg "Morty does not listening on: http://${MORTY_LISTEN}"
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|     fi
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|     if apache_is_installed; then
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|         info_msg "Apache is installed on this host."
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|         if ask_yn "Do you want to install a reverse proxy (ProxyPass)" Yn; then
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|             install_apache_site
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|         fi
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|     elif nginx_is_installed; then
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|         info_msg "nginx is installed on this host."
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|         if ask_yn "Do you want to install a reverse proxy (ProxyPass)" Yn; then
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|             install_nginx_site
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|         fi
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|     fi
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|     info_searx
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|     if ask_yn "Add image and result proxy to searx settings.yml?" Yn; then
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|         "${REPO_ROOT}/utils/searx.sh" option result-proxy "${PUBLIC_URL_MORTY}" "${MORTY_KEY}"
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|         "${REPO_ROOT}/utils/searx.sh" option image-proxy-on
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|     fi
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| 
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|     if ask_yn "Do you want to inspect the installation?" Ny; then
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|         inspect_service
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|     fi
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| 
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| }
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| 
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| remove_all() {
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|     rst_title "De-Install $SERVICE_NAME (service)"
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| 
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|     rst_para "\
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| It goes without saying that this script can only be used to remove
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| installations that were installed with this script."
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| 
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|     if systemd_remove_service "${SERVICE_NAME}" "${SERVICE_SYSTEMD_UNIT}"; then
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|         drop_service_account "${SERVICE_USER}"
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|     fi
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| }
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| 
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| assert_user() {
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|     rst_title "user $SERVICE_USER" section
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|     echo
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|     tee_stderr 1 <<EOF | bash | prefix_stdout
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| useradd --shell /bin/bash --system \
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|  --home-dir "$SERVICE_HOME" \
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|  --comment 'Web content sanitizer proxy' $SERVICE_USER
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| mkdir "$SERVICE_HOME"
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| chown -R "$SERVICE_GROUP:$SERVICE_GROUP" "$SERVICE_HOME"
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| groups $SERVICE_USER
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| EOF
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|     SERVICE_HOME="$(sudo -i -u "$SERVICE_USER" echo \$HOME)"
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|     export SERVICE_HOME
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|     echo "export SERVICE_HOME=$SERVICE_HOME"
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| 
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|     cat > "$GO_ENV" <<EOF
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| export GOPATH=\$HOME/go-apps
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| export PATH=\$PATH:\$HOME/local/go/bin:\$GOPATH/bin
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| EOF
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|     echo "Environment $GO_ENV has been setup."
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| 
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|     tee_stderr <<EOF | sudo -i -u "$SERVICE_USER"
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| grep -qFs -- 'source $GO_ENV' ~/.profile || echo 'source $GO_ENV' >> ~/.profile
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| EOF
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| }
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| 
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| morty_is_installed() {
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|     [[ -f $SERVICE_HOME/go-apps/bin/morty ]]
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| }
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| 
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| _svcpr="  ${_Yellow}|${SERVICE_USER}|${_creset} "
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| 
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| install_morty() {
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|     rst_title "Install morty in user's ~/go-apps" section
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|     echo
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|     tee_stderr <<EOF | sudo -i -u "$SERVICE_USER" 2>&1 | prefix_stdout "$_svcpr"
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| go get -v -u github.com/asciimoo/morty
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| EOF
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|     tee_stderr <<EOF | sudo -i -u "$SERVICE_USER" 2>&1 | prefix_stdout "$_svcpr"
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| cd \$GOPATH/src/github.com/asciimoo/morty
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| go test
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| go test -benchmem -bench .
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| EOF
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| }
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| 
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| update_morty() {
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|     rst_title "Update morty" section
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|     echo
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|     tee_stderr <<EOF | sudo -i -u "$SERVICE_USER" 2>&1 | prefix_stdout "$_svcpr"
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| go get -v -u github.com/asciimoo/morty
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| EOF
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|     tee_stderr <<EOF | sudo -i -u "$SERVICE_USER" 2>&1 | prefix_stdout "$_svcpr"
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| cd \$GOPATH/src/github.com/asciimoo/morty
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| go test
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| go test -benchmem -bench .
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| EOF
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| }
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| 
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| set_service_env_debug() {
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| 
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|     # usage:  set_service_env_debug [false|true]
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| 
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|     # shellcheck disable=SC2034
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|     local SERVICE_ENV_DEBUG="${1:-false}"
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|     if systemd_remove_service "${SERVICE_NAME}" "${SERVICE_SYSTEMD_UNIT}"; then
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|         systemd_install_service "${SERVICE_NAME}" "${SERVICE_SYSTEMD_UNIT}"
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|     fi
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| }
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| 
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| inspect_service() {
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| 
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|     rst_title "service status & log"
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| 
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|     cat <<EOF
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| 
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| sourced ${DOT_CONFIG#"$REPO_ROOT/"} :
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| 
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|   MORTY_LISTEN :   ${MORTY_LISTEN}
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| 
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| EOF
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| 
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|     if service_account_is_available "$SERVICE_USER"; then
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|         info_msg "service account $SERVICE_USER available."
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|     else
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|         err_msg "service account $SERVICE_USER not available!"
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|     fi
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|     if go_is_available "$SERVICE_USER"; then
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|         info_msg "~$SERVICE_USER: go is installed"
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|     else
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|         err_msg "~$SERVICE_USER: go is not installed"
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|     fi
 | |
|     if morty_is_installed; then
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|         info_msg "~$SERVICE_USER: morty app is installed"
 | |
|     else
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|         err_msg "~$SERVICE_USER: morty app is not installed!"
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|     fi
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| 
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|     if ! service_is_available "http://${MORTY_LISTEN}" ; then
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|         err_msg "Morty does not listening on: http://${MORTY_LISTEN}"
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|         echo -e "${_Green}stop with [${_BCyan}CTRL-C${_Green}] or .."
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|         wait_key
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|     fi
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| 
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|     if ! service_is_available "${PUBLIC_URL_MORTY}"; then
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|         warn_msg "Public service at ${PUBLIC_URL_MORTY} is not available!"
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|         if ! in_container; then
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|             warn_msg "Check if public name is correct and routed or use the public IP from above."
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|         fi
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|     fi
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| 
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|     if in_container; then
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|         lxc_suite_info
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|     else
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|         info_msg "public URL --> ${PUBLIC_URL_MORTY}"
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|         info_msg "morty URL --> http://${MORTY_LISTEN}"
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|     fi
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| 
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|     local _debug_on
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|     if ask_yn "Enable morty debug mode (needs reinstall of systemd service)?"; then
 | |
|         enable_debug
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|         _debug_on=1
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|     else
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|         systemctl --no-pager -l status "${SERVICE_NAME}"
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|     fi
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|     echo
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| 
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|     # shellcheck disable=SC2059
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|     printf "// use ${_BCyan}CTRL-C${_creset} to stop monitoring the log"
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|     read -r -s -n1 -t 5
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|     echo
 | |
|     while true;  do
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|         trap break 2
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|         journalctl -f -u "${SERVICE_NAME}"
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|     done
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| 
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|     if [[ $_debug_on == 1 ]]; then
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|         FORCE_SELECTION=Y disable_debug
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|     fi
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|     return 0
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| }
 | |
| 
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| enable_debug() {
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|     warn_msg "Do not enable debug in production enviroments!!"
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|     info_msg "Enabling debug option needs to reinstall systemd service!"
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|     set_service_env_debug true
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| }
 | |
| 
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| disable_debug() {
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|     info_msg "Disabling debug option needs to reinstall systemd service!"
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|     set_service_env_debug false
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| }
 | |
| 
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| 
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| set_new_key() {
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|     rst_title "Set morty key"
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|     echo
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| 
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|     MORTY_KEY="$(head -c 32 /dev/urandom | base64)"
 | |
|     info_msg "morty key: '${MORTY_KEY}'"
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| 
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|     warn_msg "this will need to reinstall services .."
 | |
|     MSG="${_Green}press any [${_BCyan}KEY${_Green}] to continue // stop with [${_BCyan}CTRL-C${_creset}]" wait_key
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| 
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|     systemd_install_service "${SERVICE_NAME}" "${SERVICE_SYSTEMD_UNIT}"
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|     "${REPO_ROOT}/utils/searx.sh" option result-proxy "${PUBLIC_URL_MORTY}" "${MORTY_KEY}"
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|     "${REPO_ROOT}/utils/searx.sh" option image-proxy-on
 | |
| }
 | |
| 
 | |
| 
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| install_apache_site() {
 | |
| 
 | |
|     rst_title "Install Apache site $APACHE_MORTY_SITE"
 | |
| 
 | |
|     rst_para "\
 | |
| This installs a reverse proxy (ProxyPass) into apache site (${APACHE_MORTY_SITE})"
 | |
| 
 | |
|     ! apache_is_installed && err_msg "Apache is not installed."
 | |
| 
 | |
|     if ! ask_yn "Do you really want to continue?" Yn; then
 | |
|         return
 | |
|     else
 | |
|         install_apache
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|     fi
 | |
| 
 | |
|     apache_install_site "${APACHE_MORTY_SITE}"
 | |
| 
 | |
|     info_msg "testing public url .."
 | |
|     if ! service_is_available "${PUBLIC_URL_MORTY}"; then
 | |
|         err_msg "Public service at ${PUBLIC_URL_MORTY} is not available!"
 | |
|     fi
 | |
| }
 | |
| 
 | |
| remove_apache_site() {
 | |
| 
 | |
|     rst_title "Remove Apache site $APACHE_MORTY_SITE"
 | |
| 
 | |
|     rst_para "\
 | |
| This removes apache site ${APACHE_MORTY_SITE}."
 | |
| 
 | |
|     ! apache_is_installed && err_msg "Apache is not installed."
 | |
| 
 | |
|     if ! ask_yn "Do you really want to continue?" Yn; then
 | |
|         return
 | |
|     fi
 | |
| 
 | |
|     apache_remove_site "$APACHE_MORTY_SITE"
 | |
| }
 | |
| 
 | |
| install_nginx_site() {
 | |
| 
 | |
|     rst_title "Install nginx site $NGINX_MORTY_SITE"
 | |
| 
 | |
|     rst_para "\
 | |
| This installs a reverse proxy (ProxyPass) into nginx site (${NGINX_MORTY_SITE})"
 | |
| 
 | |
|     ! nginx_is_installed && err_msg "nginx is not installed."
 | |
| 
 | |
|     if ! ask_yn "Do you really want to continue?" Yn; then
 | |
|         return
 | |
|     else
 | |
|         install_nginx
 | |
|     fi
 | |
| 
 | |
|     "${REPO_ROOT}/utils/searx.sh" install uwsgi
 | |
| 
 | |
|     # shellcheck disable=SC2034
 | |
|     SEARX_SRC=$("${REPO_ROOT}/utils/searx.sh" --getenv SEARX_SRC)
 | |
|     # shellcheck disable=SC2034
 | |
|     SEARX_URL_PATH=$("${REPO_ROOT}/utils/searx.sh" --getenv SEARX_URL_PATH)
 | |
|     nginx_install_app "${NGINX_MORTY_SITE}"
 | |
| 
 | |
|     info_msg "testing public url .."
 | |
|     if ! service_is_available "${PUBLIC_URL_MORTY}"; then
 | |
|         err_msg "Public service at ${PUBLIC_URL_MORTY} is not available!"
 | |
|     fi
 | |
| }
 | |
| 
 | |
| remove_nginx_site() {
 | |
| 
 | |
|     rst_title "Remove nginx site $NGINX_MORTY_SITE"
 | |
| 
 | |
|     rst_para "\
 | |
| This removes nginx site ${NGINX_MORTY_SITE}."
 | |
| 
 | |
|     ! nginx_is_installed && err_msg "nginx is not installed."
 | |
| 
 | |
|     if ! ask_yn "Do you really want to continue?" Yn; then
 | |
|         return
 | |
|     fi
 | |
| 
 | |
|     nginx_remove_site "$NGINX_MORTY_SITE"
 | |
| 
 | |
| }
 | |
| 
 | |
| rst-doc() {
 | |
| 
 | |
|     eval "echo \"$(< "${REPO_ROOT}/docs/build-templates/morty.rst")\""
 | |
| 
 | |
|     echo -e "\n.. START install systemd unit"
 | |
|     cat <<EOF
 | |
| .. tabs::
 | |
| 
 | |
|    .. group-tab:: systemd
 | |
| 
 | |
|       .. code:: bash
 | |
| 
 | |
| EOF
 | |
|     eval "echo \"$(< "${TEMPLATES}/${SERVICE_SYSTEMD_UNIT}")\"" | prefix_stdout "         "
 | |
|     echo -e "\n.. END install systemd unit"
 | |
| 
 | |
|     # for DIST_NAME in ubuntu-20.04 arch fedora centos; do
 | |
|     #     (
 | |
|     #         DIST_ID=${DIST_NAME%-*}
 | |
|     #         DIST_VERS=${DIST_NAME#*-}
 | |
|     #         [[ $DIST_VERS =~ $DIST_ID ]] && DIST_VERS=
 | |
|     #         # ...
 | |
|     #     )
 | |
|     # done
 | |
| }
 | |
| 
 | |
| 
 | |
| # ----------------------------------------------------------------------------
 | |
| main "$@"
 | |
| # ----------------------------------------------------------------------------
 |