utils/searx.sh: add script to install isolated searx service

First version which serves searx over uwsgi at http://127.0.0.1:8888

Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>
This commit is contained in:
Markus Heiser 2020-01-20 16:55:05 +01:00
parent 89df9d9141
commit 9b5a7f7559
3 changed files with 160 additions and 47 deletions

View File

@ -373,66 +373,84 @@ uWSGI_restart() {
sudo -H systemctl restart uwsgi
}
uWSGI_app_available() {
# usage: uWSGI_app_available <myapp.ini>
local CONF="$1"
if [[ -z $CONF ]]; then
err_msg "uWSGI_app_available: missing arguments"
return 42
fi
[[ -f "${uWSGI_SETUP}/apps-available/${CONF}" ]]
}
uWSGI_install_app() {
# usage: uWSGI_install_app [--no-eval] /etc/uwsgi/apps-available/myapp.ini
# usage: uWSGI_install_app [--no-eval] <myapp.ini>
local no_eval=""
local CONF=""
local CONF="$1"
if [[ "$1" == "--no-eval" ]]; then
no_eval=$1; shift
fi
CONF=$1
# shellcheck disable=SC2086
install_template $no_eval "${CONF}" root root 644
uWSGI_enable_app "$(basename "${CONF}")"
install_template $no_eval "${uWSGI_SETUP}/apps-available/${CONF}" root root 644
uWSGI_enable_app "${CONF}"
uWSGI_restart
info_msg "installed uWSGI app: $(basename "${CONF}")"
info_msg "installed uWSGI app: ${CONF}"
}
uWSGI_remove_app() {
# usage: uWSGI_remove_app <path.ini>
# usage: uWSGI_remove_app <myapp.ini>
local CONF=$1
uWSGI_disable_app "$(basename "${CONF}")"
local CONF="$1"
uWSGI_disable_app "${CONF}"
uWSGI_restart
rm -f "$CONF"
info_msg "removed uWSGI app: $(basename "${CONF}")"
rm -f "${uWSGI_SETUP}/apps-available/${CONF}"
info_msg "removed uWSGI app: ${CONF}"
}
uWSGI_app_enabled() {
# usage: uWSGI_app_enabled <myapp.ini>
local CONF="$1"
if [[ -z $CONF ]]; then
err_msg "uWSGI_app_enabled: missing arguments"
return 42
fi
[[ -f "${uWSGI_SETUP}/apps-enabled/${CONF}" ]]
}
# shellcheck disable=SC2164
uWSGI_enable_app() {
# usage: uWSGI_enable_app <path.ini>
# usage: uWSGI_enable_app <myapp.ini>
local CONF=$1
local CONF="$1"
if [[ -z $CONF ]]; then
err_msg "uWSGI_enable_app missing arguments"
err_msg "uWSGI_enable_app: missing arguments"
return 42
fi
pushd "${uWSGI_SETUP}/apps-enabled" >/dev/null
rm -f "$(basename "${CONF}")"
rm -f "$CONF"
# shellcheck disable=SC2226
ln -s "../apps-available/$(basename "${CONF}")"
info_msg "enabled uWSGI app: $(basename "${CONF}") (restart uWSGI required)"
ln -s "../apps-available/${CONF}"
info_msg "enabled uWSGI app: ${CONF} (restart uWSGI required)"
popd >/dev/null
}
uWSGI_disable_app() {
# usage: uWSGI_disable_app <path.ini>
# usage: uWSGI_disable_app <myapp.ini>
local CONF=$1
local CONF="$1"
if [[ -z $CONF ]]; then
err_msg "uWSGI_enable_app missing arguments"
err_msg "uWSGI_enable_app: missing arguments"
return 42
fi
rm -f "${uWSGI_SETUP}/apps-enabled/$CONF"
info_msg "disabled uWSGI app: $(basename "${CONF}") (restart uWSGI required)"
rm -f "${uWSGI_SETUP}/apps-enabled/${CONF}"
info_msg "disabled uWSGI app: ${CONF} (restart uWSGI required)"
}
# distro's package manager

View File

@ -32,11 +32,11 @@ 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"
SEARX_UWSGI_APP="searx.ini"
# shellcheck disable=SC2034
CONFIG_FILES=(
"${SEARX_UWSGI_APP}"
"${uWSGI_SETUP}/apps-available/${SEARX_UWSGI_APP}"
)
# shellcheck disable=SC2034
@ -60,6 +60,7 @@ usage:
$(basename "$0") activate [service]
$(basename "$0") deactivate [service]
$(basename "$0") show [service]
$(basename "$0") option [debug-on|debug-off]
shell
start interactive shell from user ${SERVICE_USER}
@ -75,7 +76,9 @@ activate
deactivate service
stop and deactivate service daemon (systemd unit)
show service
show service status and log
run some small tests and show service's status and log
option
set one of te available options
EOF
[ ! -z ${1+x} ] && echo -e "$1"
}
@ -128,13 +131,21 @@ main(){
activate)
sudo_or_exit
case $2 in
service) activate_service ;;
service)
activate_service; uWSGI_restart ;;
*) usage "$_usage"; exit 42;;
esac ;;
deactivate)
sudo_or_exit
case $2 in
service) deactivate_service ;;
service) deactivate_service; uWSGI_restart ;;
*) usage "$_usage"; exit 42;;
esac ;;
option)
sudo_or_exit
case $2 in
debug-on) echo; enable_debug ;;
debug-off) echo; disable_debug ;;
*) usage "$_usage"; exit 42;;
esac ;;
*) usage "ERROR: unknown or missing command $1"; exit 42;;
@ -158,6 +169,11 @@ install_all() {
test_local_searx
wait_key
install_searx_uwsgi
if service_is_available; then
info_msg "URL http://$SEARX_URL is available."
else
err_msg "URL http://$SEARX_URL not available, check searx & uwsgi setup!"
fi
wait_key
# ToDo ...
@ -224,6 +240,10 @@ remove_all() {
remove_user
}
user_is_available() {
sudo -i -u "$SERVICE_USER" echo \$HOME &>/dev/null
}
assert_user() {
rst_title "user $SERVICE_USER" section
echo
@ -247,6 +267,10 @@ remove_user() {
fi
}
clone_is_available() {
[[ -f "$SEARX_SETTINGS" ]]
}
# shellcheck disable=SC2164
clone_searx() {
rst_title "Clone searx sources" section
@ -280,6 +304,10 @@ remove_searx() {
fi
}
pyenv_is_available() {
[[ -f "${SEARX_PYENV}/bin/activate" ]]
}
create_pyenv() {
rst_title "Create virtualenv (python)" section
echo
@ -337,7 +365,7 @@ 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/
curl --location --verbose --head --insecure $SEARX_URL
sed -i -e "s/debug : True/debug : False/g" "$SEARX_SETTINGS"
EOF
}
@ -356,11 +384,13 @@ remove_searx_uwsgi() {
activate_service() {
rst_title "Activate $SERVICE_NAME (service)" section
echo
uWSGI_enable_app "$SEARX_UWSGI_APP"
}
deactivate_service() {
rst_title "De-Activate $SERVICE_NAME (service)" section
echo
uWSGI_disable_app "$SEARX_UWSGI_APP"
}
@ -376,17 +406,82 @@ git --no-pager diff
EOF
}
service_is_available() {
curl --insecure "http://$SEARX_URL" &>/dev/null
}
enable_debug() {
info_msg "try to enable debug mode ..."
tee_stderr 0.1 <<EOF | sudo -H -u "${SERVICE_USER}" -i 2>&1 | prefix_stdout "$_service_prefix"
cd ${SEARX_SRC}
sed -i -e "s/debug : False/debug : True/g" "$SEARX_SETTINGS"
EOF
uWSGI_restart
}
disable_debug() {
info_msg "try to disable debug mode ..."
tee_stderr 0.1 <<EOF | sudo -H -u "${SERVICE_USER}" -i 2>&1 | prefix_stdout "$_service_prefix"
cd ${SEARX_SRC}
sed -i -e "s/debug : True/debug : False/g" "$SEARX_SETTINGS"
EOF
uWSGI_restart
}
show_service() {
rst_title "service status & log"
echo
systemctl status uwsgi.service
if user_is_available; then
info_msg "service account $SERVICE_USER available."
else
err_msg "service account $SERVICE_USER not available!"
fi
if service_is_available; then
info_msg "URL http://$SEARX_URL is available."
else
err_msg "URL http://$SEARX_URL not available!"
fi
if pyenv_is_available; then
info_msg "${SEARX_PYENV}/bin/activate is available."
else
err_msg "${SEARX_PYENV}/bin/activate not available!"
fi
if clone_is_available; then
info_msg "Searx software is installed."
else
err_msg "Missing searx software!"
fi
uWSGI_app_available "$SEARX_UWSGI_APP" \
|| err_msg "uWSGI app $SEARX_UWSGI_APP not available!"
if uWSGI_app_enabled "$SEARX_UWSGI_APP"; then
info_msg "uWSGI app $SEARX_UWSGI_APP is enabled."
else
err_msg "uWSGI app $SEARX_UWSGI_APP not enabled!"
fi
local _debug_on
if ask_yn "Enable searx debug mode?"; then
enable_debug
_debug_on=1
fi
wait_key
echo
read -r -s -n1 -t 5 -p "// use CTRL-C to stop monitoring the log"
systemctl status uwsgi.service
read -r -s -n1 -t 2 -p "// use CTRL-C to stop monitoring the log"
echo
while true; do
trap break 2
journalctl -f -u uwsgi.service
#journalctl -f -u uwsgi.service
tail -f /var/log/uwsgi/app/searx.log
done
if [[ $_debug_on == 1 ]]; then
disable_debug
fi
return 0
}

View File

@ -10,7 +10,7 @@ uid = ${SERVICE_USER}
gid = ${SERVICE_GROUP}
# chdir to specified directory before apps loading
chdir = ${SEARX_SRC}
chdir = ${SEARX_SRC}/searx
# disable logging for privacy
disable-logging = true
@ -28,7 +28,7 @@ master = true
lazy-apps = true
# load uWSGI plugins
plugin = python3
plugin = python3,http
# By default the Python plugin does not initialize the GIL. This means your
# app-generated threads will not run. If you need threads, remember to enable
@ -50,7 +50,7 @@ module = searx.webapp
virtualenv = ${SEARX_PYENV}
# add directory (or glob) to pythonpath
pythonpath = ${SERVICE_HOME}
pythonpath = ${SEARX_SRC}
# plugin http