searxng/utils/searx.sh

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#!/usr/bin/env bash
# -*- coding: utf-8; mode: sh indent-tabs-mode: nil -*-
# SPDX-License-Identifier: AGPL-3.0-or-later
# shellcheck disable=SC2001
# shellcheck source=utils/lib.sh
source "$(dirname "${BASH_SOURCE[0]}")/lib.sh"
# shellcheck source=utils/brand.env
source "${REPO_ROOT}/utils/brand.env"
source_dot_config
source "${REPO_ROOT}/utils/lxc-searx.env"
in_container && lxc_set_suite_env
# ----------------------------------------------------------------------------
# config
# ----------------------------------------------------------------------------
PUBLIC_URL="${PUBLIC_URL:-http://$(uname -n)/searx}"
SEARX_INTERNAL_HTTP="${SEARX_INTERNAL_HTTP:-127.0.0.1:8888}"
SEARX_URL_PATH="${SEARX_URL_PATH:-$(echo "${PUBLIC_URL}" \
| sed -e 's,^.*://[^/]*\(/.*\),\1,g')}"
[[ "${SEARX_URL_PATH}" == "${PUBLIC_URL}" ]] && SEARX_URL_PATH=/
SEARX_INSTANCE_NAME="${SEARX_INSTANCE_NAME:-searx@$(echo "$PUBLIC_URL" \
| sed -e 's,^.*://\([^\:/]*\).*,\1,g') }"
SERVICE_NAME="searx"
SERVICE_USER="${SERVICE_USER:-${SERVICE_NAME}}"
SERVICE_HOME_BASE="${SERVICE_HOME_BASE:-/usr/local}"
SERVICE_HOME="${SERVICE_HOME_BASE}/${SERVICE_USER}"
# shellcheck disable=SC2034
SERVICE_GROUP="${SERVICE_USER}"
GIT_BRANCH="${GIT_BRANCH:-master}"
SEARX_PYENV="${SERVICE_HOME}/searx-pyenv"
SEARX_SRC="${SERVICE_HOME}/searx-src"
SEARX_SETTINGS_PATH="/etc/searx/settings.yml"
SEARX_SETTINGS_TEMPLATE="${SEARX_SETTINGS_TEMPLATE:-${REPO_ROOT}/utils/templates/etc/searx/use_default_settings.yml}"
SEARX_UWSGI_APP="searx.ini"
# shellcheck disable=SC2034
SEARX_UWSGI_SOCKET="/run/uwsgi/app/searx/socket"
# apt packages
SEARX_PACKAGES_debian="\
python3-dev python3-babel python3-venv
uwsgi uwsgi-plugin-python3
git build-essential libxslt-dev zlib1g-dev libffi-dev libssl-dev
shellcheck"
BUILD_PACKAGES_debian="\
firefox graphviz imagemagick texlive-xetex librsvg2-bin
texlive-latex-recommended texlive-extra-utils fonts-dejavu
latexmk"
# pacman packages
SEARX_PACKAGES_arch="\
python python-pip python-lxml python-babel
uwsgi uwsgi-plugin-python
git base-devel libxml2
shellcheck"
BUILD_PACKAGES_arch="\
firefox graphviz imagemagick texlive-bin extra/librsvg
texlive-core texlive-latexextra ttf-dejavu"
# dnf packages
SEARX_PACKAGES_fedora="\
python python-pip python-lxml python-babel
uwsgi uwsgi-plugin-python3
git @development-tools libxml2
ShellCheck"
BUILD_PACKAGES_fedora="\
firefox graphviz graphviz-gd ImageMagick librsvg2-tools
texlive-xetex-bin texlive-collection-fontsrecommended
texlive-collection-latex dejavu-sans-fonts dejavu-serif-fonts
dejavu-sans-mono-fonts"
# yum packages
SEARX_PACKAGES_centos="\
python36 python36-pip python36-lxml python-babel
uwsgi uwsgi-plugin-python3
git @development-tools libxml2
ShellCheck"
BUILD_PACKAGES_centos="\
firefox graphviz graphviz-gd ImageMagick librsvg2-tools
texlive-xetex-bin texlive-collection-fontsrecommended
texlive-collection-latex dejavu-sans-fonts dejavu-serif-fonts
dejavu-sans-mono-fonts"
case $DIST_ID-$DIST_VERS in
ubuntu-16.04|ubuntu-18.04)
SEARX_PACKAGES="${SEARX_PACKAGES_debian}"
BUILD_PACKAGES="${BUILD_PACKAGES_debian}"
APACHE_PACKAGES="$APACHE_PACKAGES libapache2-mod-proxy-uwsgi"
;;
ubuntu-20.04)
# https://askubuntu.com/a/1224710
SEARX_PACKAGES="${SEARX_PACKAGES_debian} python-is-python3"
BUILD_PACKAGES="${BUILD_PACKAGES_debian}"
;;
ubuntu-*|debian-*)
SEARX_PACKAGES="${SEARX_PACKAGES_debian}"
BUILD_PACKAGES="${BUILD_PACKAGES_debian}"
;;
arch-*)
SEARX_PACKAGES="${SEARX_PACKAGES_arch}"
BUILD_PACKAGES="${BUILD_PACKAGES_arch}"
;;
fedora-*)
SEARX_PACKAGES="${SEARX_PACKAGES_fedora}"
BUILD_PACKAGES="${BUILD_PACKAGES_fedora}"
;;
centos-7)
SEARX_PACKAGES="${SEARX_PACKAGES_centos}"
BUILD_PACKAGES="${BUILD_PACKAGES_centos}"
;;
esac
# Apache Settings
APACHE_SEARX_SITE="searx.conf"
# shellcheck disable=SC2034
CONFIG_FILES=(
"${uWSGI_APPS_AVAILABLE}/${SEARX_UWSGI_APP}"
)
# shellcheck disable=SC2034
CONFIG_BACKUP_ENCRYPTED=(
"${SEARX_SETTINGS_PATH}"
)
# ----------------------------------------------------------------------------
usage() {
# ----------------------------------------------------------------------------
# shellcheck disable=SC1117
cat <<EOF
usage::
$(basename "$0") shell
$(basename "$0") install [all|user|searx-src|pyenv|uwsgi|packages|settings|buildhost]
$(basename "$0") update [searx]
$(basename "$0") remove [all|user|pyenv|searx-src]
$(basename "$0") activate [service]
$(basename "$0") deactivate [service]
$(basename "$0") inspect [service]
$(basename "$0") option [debug-[on|off]|image-proxy-[on|off]|result-proxy <url> <key>]
$(basename "$0") apache [install|remove]
shell
start interactive shell from user ${SERVICE_USER}
install / remove
:all: complete (de-) installation of searx service
:user: add/remove service user '$SERVICE_USER' ($SERVICE_HOME)
:searx-src: clone $GIT_URL
:pyenv: create/remove virtualenv (python) in $SEARX_PYENV
:uwsgi: install searx uWSGI application
:settings: reinstall settings from ${SEARX_SETTINGS_TEMPLATE}
:packages: install needed packages from OS package manager
:buildhost: install packages from OS package manager needed by buildhosts
update searx
Update searx installation ($SERVICE_HOME)
activate service
activate and start service daemon (systemd unit)
deactivate service
stop and deactivate service daemon (systemd unit)
inspect service
run some small tests and inspect service's status and log
option
set one of the available options
apache
:install: apache site with the searx uwsgi app
:remove: apache site ${APACHE_FILTRON_SITE}
searx settings: ${SEARX_SETTINGS_PATH}
If needed, set PUBLIC_URL of your WEB service in the '${DOT_CONFIG#"$REPO_ROOT/"}' file::
PUBLIC_URL : ${PUBLIC_URL}
SEARX_INSTANCE_NAME : ${SEARX_INSTANCE_NAME}
SERVICE_USER : ${SERVICE_USER}
SEARX_INTERNAL_HTTP : http://${SEARX_INTERNAL_HTTP}
EOF
if in_container; then
# searx is listening on 127.0.0.1 and not available from outside container
# in containers the service is listening on 0.0.0.0 (see lxc-searx.env)
echo -e "${_BBlack}HINT:${_creset} searx only listen on loopback device" \
"${_BBlack}inside${_creset} the container."
for ip in $(global_IPs) ; do
if [[ $ip =~ .*:.* ]]; then
echo " container (IPv6): [${ip#*|}]"
else
# IPv4:
echo " container (IPv4): ${ip#*|}"
fi
done
fi
[[ -n ${1} ]] && err_msg "$1"
}
main() {
required_commands \
sudo systemctl install git wget curl \
|| exit
local _usage="unknown or missing $1 command $2"
case $1 in
--getenv) var="$2"; echo "${!var}"; exit 0;;
-h|--help) usage; exit 0;;
shell)
sudo_or_exit
interactive_shell "${SERVICE_USER}"
;;
inspect)
case $2 in
service)
sudo_or_exit
inspect_service
;;
*) usage "$_usage"; exit 42;;
esac ;;
install)
rst_title "$SEARX_INSTANCE_NAME" part
sudo_or_exit
case $2 in
all) install_all ;;
user) assert_user ;;
pyenv) create_pyenv ;;
searx-src) clone_searx ;;
settings) install_settings ;;
uwsgi)
install_searx_uwsgi
if ! service_is_available "http://${SEARX_INTERNAL_HTTP}"; then
err_msg "URL http://${SEARX_INTERNAL_HTTP} not available, check searx & uwsgi setup!"
fi
;;
packages)
pkg_install "$SEARX_PACKAGES"
;;
buildhost)
pkg_install "$SEARX_PACKAGES"
pkg_install "$BUILD_PACKAGES"
;;
*) usage "$_usage"; exit 42;;
esac ;;
update)
sudo_or_exit
case $2 in
searx) update_searx;;
*) usage "$_usage"; exit 42;;
esac ;;
remove)
sudo_or_exit
case $2 in
all) remove_all;;
user) drop_service_account "${SERVICE_USER}";;
pyenv) remove_pyenv ;;
searx-src) remove_searx ;;
*) usage "$_usage"; exit 42;;
esac ;;
activate)
sudo_or_exit
case $2 in
service)
activate_service ;;
*) usage "$_usage"; exit 42;;
esac ;;
deactivate)
sudo_or_exit
case $2 in
service) deactivate_service ;;
*) usage "$_usage"; exit 42;;
esac ;;
option)
sudo_or_exit
case $2 in
debug-on) echo; enable_debug ;;
debug-off) echo; disable_debug ;;
result-proxy) set_result_proxy "$3" "$4" ;;
image-proxy-on) enable_image_proxy ;;
image-proxy-off) disable_image_proxy ;;
*) usage "$_usage"; exit 42;;
esac ;;
apache)
sudo_or_exit
case $2 in
install) install_apache_site ;;
remove) remove_apache_site ;;
*) usage "$_usage"; exit 42;;
esac ;;
doc) rst-doc;;
*) usage "unknown or missing command $1"; exit 42;;
esac
}
_service_prefix=" ${_Yellow}|$SERVICE_USER|${_creset} "
install_all() {
rst_title "Install $SEARX_INSTANCE_NAME (service)"
pkg_install "$SEARX_PACKAGES"
wait_key
assert_user
wait_key
clone_searx
wait_key
create_pyenv
wait_key
install_settings
wait_key
test_local_searx
wait_key
install_searx_uwsgi
if ! service_is_available "http://${SEARX_INTERNAL_HTTP}"; then
err_msg "URL http://${SEARX_INTERNAL_HTTP} not available, check searx & uwsgi setup!"
fi
if ask_yn "Do you want to inspect the installation?" Ny; then
inspect_service
fi
}
update_searx() {
rst_title "Update searx instance"
echo
tee_stderr 0.3 <<EOF | sudo -H -u "${SERVICE_USER}" -i 2>&1 | prefix_stdout "$_service_prefix"
cd ${SEARX_SRC}
git checkout -B "$GIT_BRANCH"
git pull
pip install -U pip
pip install -U setuptools
pip install -U wheel
pip install -U pyyaml
pip install -U -e .
EOF
install_settings
uWSGI_restart "$SEARX_UWSGI_APP"
}
remove_all() {
rst_title "De-Install $SEARX_INSTANCE_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 ! ask_yn "Do you really want to deinstall $SEARX_INSTANCE_NAME?"; then
return
fi
remove_searx_uwsgi
drop_service_account "${SERVICE_USER}"
remove_settings
wait_key
if service_is_available "${PUBLIC_URL}"; then
MSG="** Don't forgett to remove your public site! (${PUBLIC_URL}) **" wait_key 10
fi
}
assert_user() {
rst_title "user $SERVICE_USER" section
echo
tee_stderr 1 <<EOF | bash | prefix_stdout
useradd --shell /bin/bash --system \
--home-dir "$SERVICE_HOME" \
--comment 'Privacy-respecting metasearch engine' $SERVICE_USER
mkdir "$SERVICE_HOME"
chown -R "$SERVICE_GROUP:$SERVICE_GROUP" "$SERVICE_HOME"
groups $SERVICE_USER
EOF
#SERVICE_HOME="$(sudo -i -u "$SERVICE_USER" echo \$HOME)"
#export SERVICE_HOME
#echo "export SERVICE_HOME=$SERVICE_HOME"
}
clone_is_available() {
[[ -f "$SEARX_SRC/.git/config" ]]
}
# shellcheck disable=SC2164
clone_searx() {
rst_title "Clone searx sources" section
echo
if ! sudo -i -u "$SERVICE_USER" ls -d "$REPO_ROOT" > /dev/null; then
die 42 "user '$SERVICE_USER' missed read permission: $REPO_ROOT"
fi
SERVICE_HOME="$(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
if [[ ! $(git show-ref "refs/heads/${GIT_BRANCH}") ]]; then
warn_msg "missing local branch ${GIT_BRANCH}"
info_msg "create local branch ${GIT_BRANCH} from start point: origin/${GIT_BRANCH}"
git branch "${GIT_BRANCH}" "origin/${GIT_BRANCH}"
fi
if [[ ! $(git branch --show-current) == "${GIT_BRANCH}" ]]; then
warn_msg "take into account, installing branch $GIT_BRANCH while current branch is $(git branch --show-current)"
fi
export SERVICE_HOME
git_clone "$REPO_ROOT" "$SEARX_SRC" \
"$GIT_BRANCH" "$SERVICE_USER"
pushd "${SEARX_SRC}" > /dev/null
tee_stderr 0.1 <<EOF | sudo -H -u "${SERVICE_USER}" -i 2>&1 | prefix_stdout "$_service_prefix"
cd "${SEARX_SRC}"
git remote set-url origin ${GIT_URL}
git config user.email "$ADMIN_EMAIL"
git config user.name "$ADMIN_NAME"
git config --list
EOF
popd > /dev/null
}
install_settings() {
rst_title "${SEARX_SETTINGS_PATH}" section
if ! clone_is_available; then
err_msg "you have to install searx first"
exit 42
fi
mkdir -p "$(dirname ${SEARX_SETTINGS_PATH})"
if [[ ! -f ${SEARX_SETTINGS_PATH} ]]; then
info_msg "install settings ${SEARX_SETTINGS_TEMPLATE}"
info_msg " --> ${SEARX_SETTINGS_PATH}"
cp "${SEARX_SETTINGS_TEMPLATE}" "${SEARX_SETTINGS_PATH}"
configure_searx
return
fi
rst_para "Diff between origin's setting file (+) and current (-):"
echo "${SEARX_SETTINGS_PATH}" "${SEARX_SETTINGS_TEMPLATE}"
$DIFF_CMD "${SEARX_SETTINGS_PATH}" "${SEARX_SETTINGS_TEMPLATE}"
local action
choose_one action "What should happen to the settings file? " \
"keep configuration unchanged" \
"use origin settings" \
"start interactiv shell"
case $action in
"keep configuration unchanged")
info_msg "leave settings file unchanged"
;;
"use origin settings")
backup_file "${SEARX_SETTINGS_PATH}"
info_msg "install origin settings"
cp "${SEARX_SETTINGS_TEMPLATE}" "${SEARX_SETTINGS_PATH}"
;;
"start interactiv shell")
backup_file "${SEARX_SETTINGS_PATH}"
echo -e "// exit with [${_BCyan}CTRL-D${_creset}]"
sudo -H -i
rst_para 'Diff between new setting file (-) and current (+):'
echo
$DIFF_CMD "${SEARX_SETTINGS_TEMPLATE}" "${SEARX_SETTINGS_PATH}"
wait_key
;;
esac
}
remove_settings() {
rst_title "remove searx settings" section
echo
info_msg "delete ${SEARX_SETTINGS_PATH}"
rm -f "${SEARX_SETTINGS_PATH}"
}
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
}
pyenv_is_available() {
[[ -f "${SEARX_PYENV}/bin/activate" ]]
}
create_pyenv() {
rst_title "Create virtualenv (python)" section
echo
if [[ ! -f "${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 ${SEARX_PYENV}"
tee_stderr 0.1 <<EOF | sudo -H -u "${SERVICE_USER}" -i 2>&1 | prefix_stdout "$_service_prefix"
rm -rf "${SEARX_PYENV}"
python3 -m venv "${SEARX_PYENV}"
grep -qFs -- 'source ${SEARX_PYENV}/bin/activate' ~/.profile \
|| echo 'source ${SEARX_PYENV}/bin/activate' >> ~/.profile
EOF
info_msg "inspect python's virtual environment"
tee_stderr 0.1 <<EOF | sudo -H -u "${SERVICE_USER}" -i 2>&1 | prefix_stdout "$_service_prefix"
command -v python && python --version
EOF
wait_key
info_msg "install needed python packages"
tee_stderr 0.1 <<EOF | sudo -H -u "${SERVICE_USER}" -i 2>&1 | prefix_stdout "$_service_prefix"
pip install -U pip
pip install -U setuptools
pip install -U wheel
pip install -U pyyaml
pip install -U -e .
cd ${SEARX_SRC}
pip install -e .
EOF
}
remove_pyenv() {
rst_title "Remove virtualenv (python)" section
if ! ask_yn "Do you really want to drop ${SEARX_PYENV} ?"; then
return
fi
info_msg "remove pyenv activation from ~/.profile"
tee_stderr 0.1 <<EOF | sudo -H -u "${SERVICE_USER}" -i 2>&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 $SEARX_SETTINGS_PATH"
echo
tee_stderr 0.1 <<EOF | sudo -H -i 2>&1 | prefix_stdout "$_service_prefix"
cd ${SEARX_SRC}
sed -i -e "s/ultrasecretkey/$(openssl rand -hex 16)/g" "$SEARX_SETTINGS_PATH"
sed -i -e "s/{instance_name}/${SEARX_INSTANCE_NAME}/g" "$SEARX_SETTINGS_PATH"
EOF
}
test_local_searx() {
rst_title "Testing searx instance localy" section
echo
if service_is_available "http://${SEARX_INTERNAL_HTTP}" &>/dev/null; then
err_msg "URL/port http://${SEARX_INTERNAL_HTTP} is already in use, you"
err_msg "should stop that service before starting local tests!"
if ! ask_yn "Continue with local tests?"; then
return
fi
fi
sed -i -e "s/debug : False/debug : True/g" "$SEARX_SETTINGS_PATH"
tee_stderr 0.1 <<EOF | sudo -H -u "${SERVICE_USER}" -i 2>&1 | prefix_stdout "$_service_prefix"
export SEARX_SETTINGS_PATH="${SEARX_SETTINGS_PATH}"
cd ${SEARX_SRC}
timeout 10 python searx/webapp.py &
sleep 3
curl --location --verbose --head --insecure $SEARX_INTERNAL_HTTP
EOF
sed -i -e "s/debug : True/debug : False/g" "$SEARX_SETTINGS_PATH"
}
install_searx_uwsgi() {
rst_title "Install searx's uWSGI app (searx.ini)" section
echo
install_uwsgi
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 $SEARX_INSTANCE_NAME (service)" section
echo
uWSGI_enable_app "$SEARX_UWSGI_APP"
uWSGI_restart "$SEARX_UWSGI_APP"
}
deactivate_service() {
rst_title "De-Activate $SEARX_INSTANCE_NAME (service)" section
echo
uWSGI_disable_app "$SEARX_UWSGI_APP"
uWSGI_restart "$SEARX_UWSGI_APP"
}
enable_image_proxy() {
info_msg "try to enable image_proxy ..."
tee_stderr 0.1 <<EOF | sudo -H -i 2>&1 | prefix_stdout "$_service_prefix"
cd ${SEARX_SRC}
sed -i -e "s/image_proxy : False/image_proxy : True/g" "$SEARX_SETTINGS_PATH"
EOF
uWSGI_restart "$SEARX_UWSGI_APP"
}
disable_image_proxy() {
info_msg "try to enable image_proxy ..."
tee_stderr 0.1 <<EOF | sudo -H -i 2>&1 | prefix_stdout "$_service_prefix"
cd ${SEARX_SRC}
sed -i -e "s/image_proxy : True/image_proxy : False/g" "$SEARX_SETTINGS_PATH"
EOF
uWSGI_restart "$SEARX_UWSGI_APP"
}
enable_debug() {
warn_msg "Do not enable debug in production enviroments!!"
info_msg "try to enable debug mode ..."
tee_stderr 0.1 <<EOF | sudo -H -i 2>&1 | prefix_stdout "$_service_prefix"
cd ${SEARX_SRC}
sed -i -e "s/debug : False/debug : True/g" "$SEARX_SETTINGS_PATH"
EOF
uWSGI_restart "$SEARX_UWSGI_APP"
}
disable_debug() {
info_msg "try to disable debug mode ..."
tee_stderr 0.1 <<EOF | sudo -H -i 2>&1 | prefix_stdout "$_service_prefix"
cd ${SEARX_SRC}
sed -i -e "s/debug : True/debug : False/g" "$SEARX_SETTINGS_PATH"
EOF
uWSGI_restart "$SEARX_UWSGI_APP"
}
set_result_proxy() {
# usage: set_result_proxy <URL> [<key>]
info_msg "try to set result proxy: '$1' ($2)"
cp "${SEARX_SETTINGS_PATH}" "${SEARX_SETTINGS_PATH}.bak"
_set_result_proxy "$1" "$2" > "${SEARX_SETTINGS_PATH}"
}
_set_result_proxy() {
local line
local stage=0
local url=" url: $1"
local key=" key: !!binary \"$2\""
if [[ -z $2 ]]; then
key=
fi
while IFS= read -r line
do
if [[ $stage = 0 ]] || [[ $stage = 2 ]] ; then
if [[ $line =~ ^[[:space:]]*#*[[:space:]]*result_proxy[[:space:]]*:[[:space:]]*$ ]]; then
if [[ $stage = 0 ]]; then
stage=1
echo "result_proxy:"
continue
elif [[ $stage = 2 ]]; then
continue
fi
fi
fi
if [[ $stage = 1 ]] || [[ $stage = 2 ]] ; then
if [[ $line =~ ^[[:space:]]*#*[[:space:]]*url[[:space:]]*:[[:space:]] ]]; then
[[ $stage = 1 ]] && echo "$url"
continue
elif [[ $line =~ ^[[:space:]]*#*[[:space:]]*key[[:space:]]*:[[:space:]] ]]; then
[[ $stage = 1 ]] && [[ -n $key ]] && echo "$key"
continue
elif [[ $line =~ ^[[:space:]]*$ ]]; then
stage=2
fi
fi
echo "$line"
done < "${SEARX_SETTINGS_PATH}.bak"
}
function has_substring() {
[[ "$1" != "${2/$1/}" ]]
}
inspect_service() {
rst_title "service status & log"
cat <<EOF
sourced ${DOT_CONFIG#"$REPO_ROOT/"} :
PUBLIC_URL : ${PUBLIC_URL}
SEARX_URL_PATH : ${SEARX_URL_PATH}
SEARX_INSTANCE_NAME : ${SEARX_INSTANCE_NAME}
SEARX_INTERNAL_HTTP : ${SEARX_INTERNAL_HTTP}
EOF
if service_account_is_available "$SERVICE_USER"; then
info_msg "Service account $SERVICE_USER exists."
else
err_msg "Service account $SERVICE_USER does not exists!"
fi
if pyenv_is_available; then
info_msg "~$SERVICE_USER: python environment is available."
else
err_msg "~$SERVICE_USER: python environment is not available!"
fi
if clone_is_available; then
info_msg "~$SERVICE_USER: Searx software is installed."
else
err_msg "~$SERVICE_USER: Missing searx software!"
fi
if uWSGI_app_enabled "$SEARX_UWSGI_APP"; then
info_msg "uWSGI app $SEARX_UWSGI_APP is enabled."
else
err_msg "uWSGI app $SEARX_UWSGI_APP not enabled!"
fi
uWSGI_app_available "$SEARX_UWSGI_APP" \
|| err_msg "uWSGI app $SEARX_UWSGI_APP not available!"
if in_container; then
lxc_suite_info
else
info_msg "public URL --> ${PUBLIC_URL}"
info_msg "internal URL --> http://${SEARX_INTERNAL_HTTP}"
fi
if ! service_is_available "http://${SEARX_INTERNAL_HTTP}"; then
err_msg "uWSGI app (service) at http://${SEARX_INTERNAL_HTTP} is not available!"
MSG="${_Green}[${_BCyan}CTRL-C${_Green}] to stop or [${_BCyan}KEY${_Green}] to continue"\
wait_key
fi
if ! service_is_available "${PUBLIC_URL}"; then
warn_msg "Public service at ${PUBLIC_URL} is not available!"
if ! in_container; then
warn_msg "Check if public name is correct and routed or use the public IP from above."
fi
fi
local _debug_on
if ask_yn "Enable searx debug mode?"; then
enable_debug
_debug_on=1
fi
echo
case $DIST_ID-$DIST_VERS in
ubuntu-*|debian-*)
systemctl --no-pager -l status "${SERVICE_NAME}"
;;
arch-*)
systemctl --no-pager -l status "uwsgi@${SERVICE_NAME%.*}"
;;
fedora-*|centos-7)
systemctl --no-pager -l status uwsgi
;;
esac
# shellcheck disable=SC2059
printf "// use ${_BCyan}CTRL-C${_creset} to stop monitoring the log"
read -r -s -n1 -t 5
echo
while true; do
trap break 2
case $DIST_ID-$DIST_VERS in
ubuntu-*|debian-*) tail -f /var/log/uwsgi/app/searx.log ;;
arch-*) journalctl -f -u "uwsgi@${SERVICE_NAME%.*}" ;;
fedora-*|centos-7) journalctl -f -u uwsgi ;;
esac
done
if [[ $_debug_on == 1 ]]; then
disable_debug
fi
return 0
}
install_apache_site() {
rst_title "Install Apache site $APACHE_SEARX_SITE"
rst_para "\
This installs the searx uwsgi app as apache site. If your server is public to
the internet, you should instead use a reverse proxy (filtron) to block
excessively bot queries."
! apache_is_installed && err_msg "Apache is not installed."
if ! ask_yn "Do you really want to continue?" Yn; then
return
else
install_apache
fi
apache_install_site --variant=uwsgi "${APACHE_SEARX_SITE}"
rst_title "Install searx's uWSGI app (searx.ini)" section
echo
uWSGI_install_app --variant=socket "$SEARX_UWSGI_APP"
if ! service_is_available "${PUBLIC_URL}"; then
err_msg "Public service at ${PUBLIC_URL} is not available!"
fi
}
remove_apache_site() {
rst_title "Remove Apache site ${APACHE_SEARX_SITE}"
rst_para "\
This removes apache site ${APACHE_SEARX_SITE}."
! apache_is_installed && err_msg "Apache is not installed."
if ! ask_yn "Do you really want to continue?" Yn; then
return
fi
apache_remove_site "${APACHE_SEARX_SITE}"
rst_title "Remove searx's uWSGI app (searx.ini)" section
echo
uWSGI_remove_app "$SEARX_UWSGI_APP"
}
rst-doc() {
local debian="${SEARX_PACKAGES_debian}"
local arch="${SEARX_PACKAGES_arch}"
local fedora="${SEARX_PACKAGES_fedora}"
local centos="${SEARX_PACKAGES_centos}"
local debian_build="${BUILD_PACKAGES_debian}"
local arch_build="${BUILD_PACKAGES_arch}"
local fedora_build="${BUILD_PACKAGES_fedora}"
local centos_build="${SEARX_PACKAGES_centos}"
debian="$(echo "${debian}" | sed 's/.*/ & \\/' | sed '$ s/.$//')"
arch="$(echo "${arch}" | sed 's/.*/ & \\/' | sed '$ s/.$//')"
fedora="$(echo "${fedora}" | sed 's/.*/ & \\/' | sed '$ s/.$//')"
centos="$(echo "${centos}" | sed 's/.*/ & \\/' | sed '$ s/.$//')"
debian_build="$(echo "${debian_build}" | sed 's/.*/ & \\/' | sed '$ s/.$//')"
arch_build="$(echo "${arch_build}" | sed 's/.*/ & \\/' | sed '$ s/.$//')"
fedora_build="$(echo "${fedora_build}" | sed 's/.*/ & \\/' | sed '$ s/.$//')"
centos_build="$(echo "${centos_build}" | sed 's/.*/ & \\/' | sed '$ s/.$//')"
eval "echo \"$(< "${REPO_ROOT}/docs/build-templates/searx.rst")\""
# I use ubuntu-20.04 here to demonstrate that versions are also suported,
# normaly debian-* and ubuntu-* are most the same.
for DIST_NAME in ubuntu-20.04 arch fedora; do
(
DIST_ID=${DIST_NAME%-*}
DIST_VERS=${DIST_NAME#*-}
[[ $DIST_VERS =~ $DIST_ID ]] && DIST_VERS=
uWSGI_distro_setup
echo -e "\n.. START searx uwsgi-description $DIST_NAME"
case $DIST_ID-$DIST_VERS in
ubuntu-*|debian-*) cat <<EOF
.. code:: bash
# init.d --> /usr/share/doc/uwsgi/README.Debian.gz
# For uWSGI debian uses the LSB init process, this might be changed
# one day, see https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=833067
create ${uWSGI_APPS_AVAILABLE}/${SEARX_UWSGI_APP}
enable: sudo -H ln -s ${uWSGI_APPS_AVAILABLE}/${SEARX_UWSGI_APP} ${uWSGI_APPS_ENABLED}/
start: sudo -H service uwsgi start ${SEARX_UWSGI_APP%.*}
restart: sudo -H service uwsgi restart ${SEARX_UWSGI_APP%.*}
stop: sudo -H service uwsgi stop ${SEARX_UWSGI_APP%.*}
disable: sudo -H rm ${uWSGI_APPS_ENABLED}/${SEARX_UWSGI_APP}
EOF
;;
arch-*) cat <<EOF
.. code:: bash
# systemd --> /usr/lib/systemd/system/uwsgi@.service
# For uWSGI archlinux uses systemd template units, see
# - http://0pointer.de/blog/projects/instances.html
# - https://uwsgi-docs.readthedocs.io/en/latest/Systemd.html#one-service-per-app-in-systemd
create: ${uWSGI_APPS_ENABLED}/${SEARX_UWSGI_APP}
enable: sudo -H systemctl enable uwsgi@${SEARX_UWSGI_APP%.*}
start: sudo -H systemctl start uwsgi@${SEARX_UWSGI_APP%.*}
restart: sudo -H systemctl restart uwsgi@${SEARX_UWSGI_APP%.*}
stop: sudo -H systemctl stop uwsgi@${SEARX_UWSGI_APP%.*}
disable: sudo -H systemctl disable uwsgi@${SEARX_UWSGI_APP%.*}
EOF
;;
fedora-*|centos-7) cat <<EOF
.. code:: bash
# systemd --> /usr/lib/systemd/system/uwsgi.service
# The unit file starts uWSGI in emperor mode (/etc/uwsgi.ini), see
# - https://uwsgi-docs.readthedocs.io/en/latest/Emperor.html
create: ${uWSGI_APPS_ENABLED}/${SEARX_UWSGI_APP}
restart: sudo -H touch ${uWSGI_APPS_ENABLED}/${SEARX_UWSGI_APP}
disable: sudo -H rm ${uWSGI_APPS_ENABLED}/${SEARX_UWSGI_APP}
EOF
;;
esac
echo -e ".. END searx uwsgi-description $DIST_NAME"
echo -e "\n.. START searx uwsgi-appini $DIST_NAME"
echo ".. code:: bash"
echo
eval "echo \"$(< "${TEMPLATES}/${uWSGI_APPS_AVAILABLE}/${SEARX_UWSGI_APP}")\"" | prefix_stdout " "
echo -e "\n.. END searx uwsgi-appini $DIST_NAME"
)
done
}
# ----------------------------------------------------------------------------
main "$@"
# ----------------------------------------------------------------------------