#!/usr/bin/env bash # -*- coding: utf-8; mode: sh indent-tabs-mode: nil -*- # shellcheck disable=SC2119 # shellcheck source=utils/lib.sh source "$(dirname "${BASH_SOURCE[0]}")/lib.sh" # ---------------------------------------------------------------------------- # config # ---------------------------------------------------------------------------- SERVICE_NAME="searx" SERVICE_USER="${SERVICE_NAME}" # shellcheck disable=SC2034 SERVICE_GROUP="${SERVICE_USER}" SERVICE_HOME="/home/${SERVICE_USER}" # shellcheck disable=SC2034 SEARX_URL="127.0.0.1:8888" SEARX_GIT_URL="https://github.com/asciimoo/searx.git" SEARX_GIT_BRANCH="master" # FIXME: Arch Linux & RHEL should be added SEARX_APT_PACKAGES="\ libapache2-mod-uwsgi uwsgi uwsgi-plugin-python3 \ git build-essential libxslt-dev python3-dev python3-babel zlib1g-dev \ libffi-dev libssl-dev" SEARX_PYENV="${SERVICE_HOME}/searx-pyenv" SEARX_SRC="${SERVICE_HOME}/searx-src" SEARX_SETTINGS="${SEARX_SRC}/searx/settings.yml" SEARX_INSTANCE_NAME="${SEARX_INSTANCE_NAME:-searx@$(uname -n)}" SEARX_UWSGI_APP="${uWSGI_SETUP}/apps-available/searx.ini" # shellcheck disable=SC2034 CONFIG_FILES=( "${SEARX_UWSGI_APP}" ) # shellcheck disable=SC2034 CONFIG_BACKUP_ENCRYPTED=( "${SEARX_SETTINGS}" ) # ---------------------------------------------------------------------------- usage(){ # ---------------------------------------------------------------------------- # shellcheck disable=SC1117 cat < https://${SEARX_APACHE_DOMAIN}${SEARX_APACHE_URL}" } update_searx() { rst_title "Update searx instance" echo tee_stderr 0.1 <&1 | prefix_stdout "$_service_prefix" cd ${SEARX_SRC} cp -f ${SEARX_SETTINGS} ${SEARX_SETTINGS}.backup git stash push -m "BACKUP -- 'update server' at ($(date))" git checkout -b $SEARX_GIT_BRANCH" --track "$SEARX_GIT_BRANCH" git pull "$SEARX_GIT_BRANCH" ${SEARX_SRC}/manage.sh update_packages EOF configure_searx rst_title "${SEARX_SETTINGS}" section rstBlock 'Diff between new setting file (<) and backup (>):' echo diff "$SEARX_SETTINGS}" "${SEARX_SETTINGS}.backup" local action choose_one action "What should happen to the settings file? " \ "keep new configuration" \ "revert to the old configuration (backup file)" \ "start interactiv shell" case $action in "keep new configuration") info_msg "continue using new settings file" ;; "revert to the old configuration (backup file)") tee_stderr 0.1 <&1 | prefix_stdout "$_service_prefix" cp -f ${SEARX_SETTINGS}.backup ${SEARX_SETTINGS} EOF ;; "start interactiv shell") interactive_shell ;; esac chown "${SERVICE_USER}:${SERVICE_USER}" "${SEARX_SETTINGS}" # shellcheck disable=SC2016 rst_para 'Diff between local modified settings (<) and $SEARX_GIT_BRANCH branch (>):' echo git_diff wait_key uWSGI_restart } remove_all() { rst_title "De-Install $SERVICE_NAME (service)" if ! ask_yn "Do you really want to deinstall $SERVICE_NAME?"; then return fi remove_searx_uwsgi wait_key remove_user } assert_user() { rst_title "user $SERVICE_USER" section echo tee_stderr 1 <&1 | prefix_stdout else rst_para "Leave HOME folder $(du -sh "$SERVICE_HOME") unchanged." fi } # shellcheck disable=SC2164 clone_searx(){ rst_title "Clone searx sources" section echo SERVICE_HOME="$(sudo -i -u "$SERVICE_USER" echo \$HOME 2>/dev/null)" if [[ ! "${SERVICE_HOME}" ]]; then err_msg "to clone searx sources, user $SERVICE_USER hast to be created first" return 42 fi export SERVICE_HOME git_clone "$SEARX_GIT_URL" "$SEARX_SRC" \ "$SEARX_GIT_BRANCH" "$SERVICE_USER" pushd "${SEARX_SRC}" > /dev/null tee_stderr 0.1 <&1 | prefix_stdout "$_service_prefix" cd "${SEARX_SRC}" git config user.email "$ADMIN_EMAIL" git config user.name "$ADMIN_NAME" git config --list EOF popd > /dev/null } remove_searx() { rst_title "Drop searx sources" section if ask_yn "Do you really want to drop searx sources ($SEARX_SRC)?"; then rm -rf "$SEARX_SRC" else rst_para "Leave searx sources unchanged." fi } create_pyenv(){ rst_title "Create virtualenv (python)" section echo if [[ ! -f "${SEARX_SRC}/manage.sh" ]]; then err_msg "to create pyenv for searx, searx has to be cloned first" return 42 fi info_msg "create pyenv in ${SEARX_PYENV}" tee_stderr 0.1 <&1 | prefix_stdout "$_service_prefix" rm -rf "${SEARX_PYENV}" python3 -m venv "${SEARX_PYENV}" grep -qFs -- 'source ${SEARX_PYENV}/bin/activate' ~/.profile \ || echo 'source ${SEARX_PYENV}/bin/activate' >> ~/.profile EOF info_msg "inspect python's virtual environment" tee_stderr 0.1 <&1 | prefix_stdout "$_service_prefix" command -v python && python --version EOF wait_key info_msg "install needed python packages" tee_stderr 0.1 <&1 | prefix_stdout "$_service_prefix" ${SEARX_SRC}/manage.sh update_packages EOF } remove_pyenv(){ rst_title "Remove virtualenv (python)" section if ! ask_yn "Do you really want to drop ${SEARX_PYENV} ?"; then return fi info_msg "remove pyenv activation from ~/.profile" tee_stderr 0.1 <&1 | prefix_stdout "$_service_prefix" grep -v 'source ${SEARX_PYENV}/bin/activate' ~/.profile > ~/.profile.## mv ~/.profile.## ~/.profile EOF rm -rf "${SEARX_PYENV}" } configure_searx(){ rst_title "Configure searx" section rst_para "Setup searx config located at $SEARX_SETTINGS" echo tee_stderr 0.1 <&1 | prefix_stdout "$_service_prefix" cd ${SEARX_SRC} sed -i -e "s/ultrasecretkey/$(openssl rand -hex 16)/g" "$SEARX_SETTINGS" sed -i -e "s/{instance_name}/${SEARX_INSTANCE_NAME}/g" "$SEARX_SETTINGS" EOF } test_local_searx(){ rst_title "Testing searx instance localy" section echo tee_stderr 0.1 <&1 | prefix_stdout "$_service_prefix" cd ${SEARX_SRC} sed -i -e "s/debug : False/debug : True/g" "$SEARX_SETTINGS" timeout 5 python3 searx/webapp.py & sleep 1 curl --location --verbose --head --insecure http://127.0.0.1:8888/ sed -i -e "s/debug : True/debug : False/g" "$SEARX_SETTINGS" EOF } install_searx_uwsgi() { rst_title "Install searx's uWSGI app (searx.ini)" section echo uWSGI_install_app "$SEARX_UWSGI_APP" } remove_searx_uwsgi() { rst_title "Remove searx's uWSGI app (searx.ini)" section echo uWSGI_remove_app "$SEARX_UWSGI_APP" } activate_service () { rst_title "Activate $SERVICE_NAME (service)" section uWSGI_enable_app "$SEARX_UWSGI_APP" } deactivate_service () { rst_title "De-Activate $SERVICE_NAME (service)" section uWSGI_disable_app "$SEARX_UWSGI_APP" } interactive_shell(){ echo "// exit with CTRL-D" sudo -H -u "${SERVICE_USER}" -i } git_diff(){ sudo -H -u "${SERVICE_USER}" -i <