utils/searx.sh: add script to install isolated searx service (WIP)
WIP: written from scratch / linted but untested Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>
This commit is contained in:
Markus Heiser
parent
58a9fa93f6
commit
3cf31528f3
1
Makefile
1
Makefile
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@ -79,6 +79,7 @@ test: test.pep8 test.unit test.sh test.robot
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test.sh:
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shellcheck -x utils/lib.sh
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shellcheck -x utils/filtron.sh
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shellcheck -x utils/searx.sh
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test.pep8: pyenvinstall
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$(PY_ENV_ACT); ./manage.sh pep8_check
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@ -192,7 +192,8 @@ 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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sudo -H adduser --shell /bin/bash --system --home $SERVICE_HOME --group --gecos 'Filtron' $SERVICE_USER
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sudo -H adduser --shell /bin/bash --system --home $SERVICE_HOME \
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--disabled-password --group --gecos 'Filtron' $SERVICE_USER
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sudo -H usermod -a -G shadow $SERVICE_USER
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groups $SERVICE_USER
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EOF
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186
utils/lib.sh
186
utils/lib.sh
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@ -2,6 +2,12 @@
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# -*- coding: utf-8; mode: sh -*-
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# shellcheck disable=SC2059,SC1117,SC2162,SC2004
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ADMIN_NAME="${ADMIN_NAME:-$(git config user.name)}"
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ADMIN_NAME="${ADMIN_NAME:-$USER}"
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ADMIN_EMAIL="${ADMIN_EMAIL:-$(git config user.email)}"
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ADMIN_EMAIL="${ADMIN_EMAIL:-$USER@$(hostname)}"
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if [[ -z "${REPO_ROOT}" ]]; then
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REPO_ROOT=$(dirname "${BASH_SOURCE[0]}")
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while [ -h "${REPO_ROOT}" ] ; do
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@ -115,7 +121,7 @@ ask_yn() {
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esac
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echo
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while true; do
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clean_stdin
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clean_stdin
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printf "$1 ${choice} "
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# shellcheck disable=SC2086
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read -n1 $_t
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@ -240,7 +246,7 @@ choose_one() {
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fi
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done
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while true; do
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clean_stdin
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clean_stdin
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printf "$1 [$default] "
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if (( 10 > $max )); then
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@ -333,7 +339,7 @@ install_template() {
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info_msg "install: ${template_file}"
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sudo -H install -v -o "${owner}" -g "${group}" -m "${chmod}" \
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"${template_file}" "${dst}" | prefix_stdout
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break
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break
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;;
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"leave file unchanged")
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break
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@ -343,12 +349,180 @@ install_template() {
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echo "// exit with CTRL-D"
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sudo -H -u "${owner}" -i
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$DIFF_CMD "${dst}" "${template_file}"
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if ask_yn "did you edit ${template_file} to your needs?"; then
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break
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fi
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if ask_yn "did you edit ${template_file} to your needs?"; then
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break
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fi
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;;
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"diff files")
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$DIFF_CMD "${dst}" "${template_file}" | prefix_stdout
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esac
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done
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}
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# uWSGI
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# -----
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uWSGI_SETUP="${uWSGI_SETUP:=/etc/uwsgi}"
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uWSGI_restart() {
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# usage: uWSGI_restart()
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info_msg "restart uWSGI service"
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sudo -H systemctl restart uwsgi
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}
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uWSGI_install_app() {
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# usage: uWSGI_install_app [--no-eval] /etc/uwsgi/apps-available/myapp.ini ...
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local do_eval=""
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local CONF
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if [[ "$1" == "--no-eval" ]]; then
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no_eval=$1; shift
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fi
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for CONF in "$@"; do
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install_template "$no_eval" "${CONF}" root root 644
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uWSGI_enable_app "$(basename "${CONF}")"
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info_msg "enabled uWSGI app: $(basename "${CONF}")"
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done
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uWSGI_restart
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}
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uWSGI_remove_app() {
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# usage: uWSGI_remove_app <path.ini> ...
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local CONF
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for CONF in "$@"; do
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uWSGI_disable_app "$(basename "${CONF}")"
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rm -f "$CONF"
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info_msg "removed uWSGI app: $(basename "${CONF}")"
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done
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uWSGI_restart
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}
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# shellcheck disable=SC2164
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uWSGI_enable_app() {
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# usage: uWSGI_enable_app <path.ini>
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local CONF=$1
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if [[ -z $CONF ]]; then
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err_msg "uWSGI_enable_app missing arguments"
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return 42
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fi
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pushd "${uWSGI_SETUP}/apps-enabled" >/dev/null
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# shellcheck disable=SC2226
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ln -s "../apps-available/$(basename "${CONF}")"
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info_msg "enabled uWSGI app: $(basename "${CONF}") (restart uWSGI required)"
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popd >/dev/null
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}
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uWSGI_disable_app() {
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# usage: uWSGI_disable_app <path.ini>
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local CONF=$1
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if [[ -z $CONF ]]; then
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err_msg "uWSGI_enable_app missing arguments"
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return 42
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fi
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rm -f "${uWSGI_SETUP}/apps-enabled/$CONF"
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info_msg "disabled uWSGI app: $(basename "${CONF}") (restart uWSGI required)"
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}
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# distro's package manager
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# ------------------------
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#
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# FIXME: Arch Linux & RHEL should be added
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#
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pkg_install() {
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# usage: TITEL='install foobar' pkg_install foopkg barpkg
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rst_title "${TITLE:-installation of packages}" section
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echo -en "\npackage(s)::\n\n $*\n" | $FMT
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if ! ask_yn "Should packages be installed?" Yn 30; then
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return 42
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fi
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# shellcheck disable=SC2068
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apt-get install -y $@
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wait_key 30
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}
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pkg_remove() {
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# usage: TITEL='remove foobar' pkg_remove foopkg barpkg
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rst_title "${TITLE:-remove packages}" section
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echo -en "\npackage(s)::\n\n $*\n" | $FMT
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if ! ask_yn "Should packages be removed (purge)?" Yn 30; then
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return 42
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fi
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apt-get purge --autoremove --ignore-missing -y "$@"
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wait_key 30
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}
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pkg_is_installed() {
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# usage: pkg_is_install foopkg || pkg_install foopkg
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dpkg -l "$1" &> /dev/null
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return $?
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}
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# git tooling
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# -----------
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# shellcheck disable=SC2164
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git_clone() {
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# usage:
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#
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# git_clone <url> <name> [<branch> [<user>]]
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# git_clone <url> <path> [<branch> [<user>]]
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#
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# First form uses $CACHE/<name> as destination folder, second form clones
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# into <path>. If repository is allready cloned, merge from origin and
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# update working tree (if needed, the caller has to stash local changes).
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#
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# git clone https://github.com/asciimoo/searx searx-src origin/master searxlogin
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#
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local url="$1"
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local dest="$2"
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local branch="$3"
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local user="$4"
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local prefix=""
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if [[ ! "${dest:0:1}" = "/" ]]; then
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dest="$CACHE/$dest"
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fi
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[[ -z $branch ]] && branch=master
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[[ -z $user ]] && [[ ! -z "${SUDO_USER}" ]] && user="${SUDO_USER}"
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[[ -z $user ]] && prefix="sudo -H -u $user"
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if [[ -d "${dest}" ]] ; then
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info_msg "already cloned: $dest"
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pushd "${dest}" > /dev/null
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$prefix git checkout -b "$(basename "$branch")" --track "$branch"
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$prefix git pull --all
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popd > /dev/null
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else
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info_msg "clone into: $dest"
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$prefix mkdir -p "$(dirname "$dest")"
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pushd "${dest}" > /dev/null
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git clone "$url" "$(basename "$dest")"
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popd > /dev/null
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fi
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}
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@ -0,0 +1,349 @@
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#!/usr/bin/env bash
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# -*- coding: utf-8; mode: sh -*-
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# shellcheck disable=SC2119
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# shellcheck source=utils/lib.sh
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source "$(dirname "${BASH_SOURCE[0]}")/lib.sh"
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# ----------------------------------------------------------------------------
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# config
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# ----------------------------------------------------------------------------
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SERVICE_NAME="searx"
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SERVICE_USER="${SERVICE_NAME}"
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# shellcheck disable=SC2034
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SERVICE_GROUP="${SERVICE_USER}"
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SERVICE_HOME="/home/${SERVICE_USER}"
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SEARX_GIT_URL="https://github.com/asciimoo/searx.git"
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SEARX_GIT_BRANCH="origin/master"
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# FIXME: Arch Linux & RHEL should be added
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SEARX_APT_PACKAGES="\
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libapache2-mod-uwsgi uwsgi uwsgi-plugin-python3 \
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git build-essential libxslt-dev python3-dev python3-babel zlib1g-dev \
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libffi-dev libssl-dev"
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SEARX_VENV="${SEARX_HOME}/searx-venv"
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SEARX_SRC="${SEARX_HOME}/searx-src"
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SEARX_SETTINGS="${SEARX_SRC}/searx/settings.yml"
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SEARX_INSTANCE_NAME="${SEARX_INSTANCE_NAME:-searx@$(uname -n)}"
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SEARX_UWSGI_APP="${uWSGI_SETUP}/apps-available/searx.ini"
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# shellcheck disable=SC2034
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CONFIG_FILES=(
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"${SEARX_UWSGI_APP}"
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)
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# shellcheck disable=SC2034
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CONFIG_BACKUP_ENCRYPTED=(
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"${SEARX_SETTINGS}"
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)
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# ----------------------------------------------------------------------------
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usage(){
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# ----------------------------------------------------------------------------
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# shellcheck disable=SC1117
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cat <<EOF
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usage:
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$(basename "$0") shell
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$(basename "$0") install [all|user]
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$(basename "$0") update [searx]
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$(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") show [service]
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shell
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start interactive shell from user ${SERVICE_USER}
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install / remove all
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complete setup of searx service
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update searx
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Update searx installation of user ${SERVICE_USER}
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activate
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activate and start service daemon (systemd unit)
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deactivate service
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stop and deactivate service daemon (systemd unit)
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install user
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add service user '$SERVICE_USER' at $SERVICE_HOME
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show service
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show service status and log
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EOF
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[ ! -z ${1+x} ] && echo -e "$1"
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}
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main(){
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rst_title "$SERVICE_NAME" part
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local _usage="ERROR: unknown or missing $1 command $2"
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case $1 in
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--source-only) ;;
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-h|--help) usage; exit 0;;
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shell)
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sudo_or_exit
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interactive_shell
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;;
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show)
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case $2 in
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service)
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sudo_or_exit
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show_service
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;;
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*) usage "$_usage"; exit 42;;
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esac ;;
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install)
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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 $2 in
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searx) update_searx;;
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*) usage "$_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 $2 in
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all) remove_all;;
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user) remove_user ;;
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*) usage "$_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 $2 in
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service) activate_service ;;
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*) usage "$_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 $2 in
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service) deactivate_service ;;
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*) usage "$_usage"; exit 42;;
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esac ;;
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*) usage "ERROR: unknown or missing command $1"; exit 42;;
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esac
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}
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_service_prefix=" |$SERVICE_USER| "
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install_all() {
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rst_title "Install $SERVICE_NAME (service)"
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pkg_install "$SEARX_APT_PACKAGES"
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wait_key
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assert_user
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wait_key
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clone_searx
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wait_key
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create_venv
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wait_key
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configure_searx
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wait_key
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test_local_searx
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wait_key
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install_searx_uwsgi
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wait_key
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# ToDo ...
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# install_apache_site
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# test_public_searx
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# info_msg "searX --> https://${SEARX_APACHE_DOMAIN}${SEARX_APACHE_URL}"
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}
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update_searx() {
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rst_title "Update searx instance"
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echo
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tee_stderr 0.1 <<EOF | sudo -H -u "${SERVICE_USER}" -i 2>&1 | prefix_stdout "$_service_prefix"
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cd ${SEARX_SRC}
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cp -f ${SEARX_SETTINGS} ${SEARX_SETTINGS}.backup
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git stash push -m "BACKUP -- 'update server' at ($(date))"
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git checkout -b "$(basename "$SEARX_GIT_BRANCH")" --track "$SEARX_GIT_BRANCH"
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git pull "$SEARX_GIT_BRANCH"
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${SEARX_SRC}/manage.sh update_packages
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EOF
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configure_searx
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rst_title "${SEARX_SETTINGS}" section
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rstBlock 'Diff between new setting file (<) and backup (>):'
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echo
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diff "$SEARX_SETTINGS}" "${SEARX_SETTINGS}.backup"
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local action
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choose_one action "What should happen to the settings file? " \
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"keep new configuration" \
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"revert to the old configuration (backup file)" \
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"start interactiv shell"
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case $action in
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"keep new configuration")
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info_msg "continue using new settings file"
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;;
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"revert to the old configuration (backup file)")
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tee_stderr 0.1 <<EOF | sudo -H -u "${SERVICE_USER}" -i 2>&1 | prefix_stdout "$_service_prefix"
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cp -f ${SEARX_SETTINGS}.backup ${SEARX_SETTINGS}
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EOF
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;;
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"start interactiv shell")
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interactive_shell
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;;
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esac
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chown "${SERVICE_USER}:${SERVICE_USER}" "${SEARX_SETTINGS}"
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# shellcheck disable=SC2016
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rst_para 'Diff between local modified settings (<) and $SEARX_GIT_BRANCH branch (>):'
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echo
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git_diff
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wait_key
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uWSGI_restart
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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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remove_service
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wait_key
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remove_user
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}
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assert_user() {
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rst_title "user $SERVICE_USER" section
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echo
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tee_stderr 1 <<EOF | bash | prefix_stdout
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sudo -H adduser --shell /bin/bash --system --home "$SERVICE_HOME" \
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--disabled-password --group --gecos 'searx' $SERVICE_USER
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sudo -H usermod -a -G shadow $SERVICE_USER
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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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remove_user() {
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rst_title "Drop $SERVICE_USER HOME" section
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if ask_yn "Do you really want to drop $SERVICE_USER home folder?"; then
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userdel -r -f "$SERVICE_USER" 2>&1 | prefix_stdout
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else
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rst_para "Leave HOME folder $(du -sh "$SERVICE_HOME") unchanged."
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fi
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}
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# shellcheck disable=SC2164
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clone_searx(){
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rst_title "Clone searx sources" section
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echo
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git_clone "$SEARX_GIT_URL" "$SEARX_SRC" \
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"$SEARX_GIT_BRANCH" "$SERVICE_USER"
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pushd "${SEARX_SRC}" > /dev/null
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tee_stderr 0.1 <<EOF | sudo -H -u "${SERVICE_USER}" -i 2>&1 | prefix_stdout "$_service_prefix"
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cd "${SEARX_SRC}"
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git config user.email "$ADMIN_EMAIL"
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git config user.name "$ADMIN_NAME"
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git checkout "$SEARX_GIT_BRANCH"
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EOF
|
||||
popd > /dev/null
|
||||
}
|
||||
|
||||
create_venv(){
|
||||
rst_title "Create virtualenv (python)" section
|
||||
|
||||
rst_para "Create venv in ${SEARX_VENV} and install needed python packages."
|
||||
echo
|
||||
tee_stderr 0.1 <<EOF | sudo -H -u "${SERVICE_USER}" -i 2>&1 | prefix_stdout "$_service_prefix"
|
||||
rm -rf "${SEARX_VENV}"
|
||||
python3 -m venv "${SEARX_VENV}"
|
||||
. ${SEARX_VENV}/bin/activate
|
||||
${SEARX_SRC}/manage.sh update_packages
|
||||
EOF
|
||||
tee_stderr 0.1 <<EOF | sudo -H -u "${SERVICE_USER}" -i 2>&1 | prefix_stdout "$_service_prefix"
|
||||
grep -qFs -- 'source ${SEARX_VENV}/bin/activate' ~/.profile \
|
||||
|| echo 'source ${SEARX_VENV}/bin/activate' >> ~/.profile
|
||||
EOF
|
||||
|
||||
}
|
||||
|
||||
configure_searx(){
|
||||
rst_title "Configure searx" section
|
||||
rst_para "Setup searx config located at $SEARX_SETTINGS"
|
||||
echo
|
||||
tee_stderr 0.1 <<EOF | sudo -H -u "${SERVICE_USER}" -i 2>&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" "$SEARX_SETTINGS"
|
||||
EOF
|
||||
}
|
||||
|
||||
test_local_searx(){
|
||||
rstHeading "Testing searx instance localy" section
|
||||
echo
|
||||
tee_stderr 0.1 <<EOF | sudo -H -u "${SERVICE_USER}" -i 2>&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" "$SEARX_SETTINGS"
|
||||
EOF
|
||||
waitKEY
|
||||
}
|
||||
|
||||
install_searx_uwsgi() {
|
||||
rst_title "Install searx's uWSGI app (searx.ini)" section
|
||||
echo
|
||||
uWSGI_install_app "$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 <<EOF
|
||||
cd ${SEARX_REPO_FOLDER}
|
||||
git --no-pager diff
|
||||
EOF
|
||||
}
|
||||
|
||||
show_service () {
|
||||
rst_title "service status & log"
|
||||
echo
|
||||
systemctl status uwsgi.service
|
||||
echo
|
||||
read -r -s -n1 -t 5 -p "// use CTRL-C to stop monitoring the log"
|
||||
echo
|
||||
while true; do
|
||||
trap break 2
|
||||
journalctl -f -u uwsgi.service
|
||||
done
|
||||
return 0
|
||||
}
|
||||
|
||||
# ----------------------------------------------------------------------------
|
||||
main "$@"
|
||||
# ----------------------------------------------------------------------------
|
||||
Loading…
Reference in New Issue