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#!/bin/sh
help() {
printf "Command line:\n\n"
printf " -h Display this help\n"
printf " -d Dry run to update the configuration files.\n"
printf " -f Always update on the configuration files (existing files are renamed with the .old suffix)\n"
printf " Without this option, the new configuration files are copied with the .new suffix\n"
printf "\nEnvironment variables:\n\n"
printf " INSTANCE_NAME settings.yml : general.instance_name\n"
printf " AUTOCOMPLETE settings.yml : search.autocomplete\n"
printf " BASE_URL settings.yml : server.base_url\n"
printf " MORTY_URL settings.yml : result_proxy.url\n"
printf " MORTY_KEY settings.yml : result_proxy.key\n"
printf " BIND_ADDRESS uwsgi bind to the specified TCP socket using HTTP protocol. Default value: \"${DEFAULT_BIND_ADDRESS}\"\n"
printf "\nVolume:\n\n"
printf " /etc/searx the docker entry point copies settings.yml and uwsgi.ini in this directory (see the -f command line option)\n"
exit 0
}
export DEFAULT_BIND_ADDRESS="0.0.0.0:8080"
if [ -z "${BIND_ADDRESS}" ]; then
export BIND_ADDRESS="${DEFAULT_BIND_ADDRESS}"
fi
export SEARX_VERSION=$(su searx -c 'python3 -c "import six; import searx.version; six.print_(searx.version.VERSION_STRING)"' 2>/dev/null)
if [ -z "${SEARX_VERSION}" ]; then
# outside docker, display help
help
else
printf 'searx version %s\n\n' "${SEARX_VERSION}"
fi
export UWSGI_SETTINGS_PATH=/etc/searx/uwsgi.ini
export SEARX_SETTINGS_PATH=/etc/searx/settings.yml
# Parse command line
FORCE_CONF_UPDATE=0
DRY_RUN=0
while getopts "fdh" option
do
case $option in
f)
FORCE_CONF_UPDATE=1
;;
d)
DRY_RUN=1
;;
h)
help
esac
done
# helpers to update the configuration files
patch_uwsgi_settings() {
CONF="$1"
# Nothing
}
patch_searx_settings() {
CONF="$1"
# Make sure that there is trailing slash at the end of BASE_URL
# see http://www.gnu.org/savannah-checkouts/gnu/bash/manual/bash.html#Shell-Parameter-Expansion
export BASE_URL="${BASE_URL%/}/"
# update settings.yml
sed -i -e "s|base_url : False|base_url : ${BASE_URL}|g" \
-e "s/instance_name : \"searx\"/instance_name : \"${INSTANCE_NAME}\"/g" \
-e "s/autocomplete : \"\"/autocomplete : \"${AUTOCOMPLETE}\"/g" \
-e "s/ultrasecretkey/$(openssl rand -hex 32)/g" \
"${CONF}"
# Morty configuration
if [ ! -z "${MORTY_KEY}" -a ! -z "${MORTY_URL}" ]; then
sed -i -e "s/image_proxy : False/image_proxy : True/g" \
"${CONF}"
cat >> "${CONF}" <<-EOF
# Morty configuration
result_proxy:
url : ${MORTY_URL}
key : !!binary "${MORTY_KEY}"
EOF
fi
}
update_conf() {
FORCE_CONF_UPDATE=$1
CONF="$2"
NEW_CONF="${2}.new"
OLD_CONF="${2}.old"
REF_CONF="$3"
PATCH_REF_CONF="$4"
if [ -f "${CONF}" ]; then
if [ "${REF_CONF}" -nt "${CONF}" ]; then
# There is a new version
if [ $FORCE_CONF_UPDATE -ne 0 ]; then
# Replace the current configuration
printf '⚠️ Automaticaly update %s to the new version\n' "${CONF}"
if [ ! -f "${OLD_CONF}" ]; then
printf 'The previous configuration is saved to %s\n' "${OLD_CONF}"
mv "${CONF}" "${OLD_CONF}"
fi
cp "${REF_CONF}" "${CONF}"
$PATCH_REF_CONF "${CONF}"
else
# Keep the current configuration
printf '⚠️ Check new version %s to make sure searx is working properly\n' "${NEW_CONF}"
cp "${REF_CONF}" "${NEW_CONF}"
$PATCH_REF_CONF "${NEW_CONF}"
fi
else
printf 'Use existing %s\n' "${CONF}"
fi
else
printf 'Create %s\n' "${CONF}"
cp "${REF_CONF}" "${CONF}"
$PATCH_REF_CONF "${CONF}"
fi
}
# make sure there are uwsgi settings
update_conf ${FORCE_CONF_UPDATE} "${UWSGI_SETTINGS_PATH}" "/usr/local/searx/dockerfiles/uwsgi.ini" "patch_uwsgi_settings"
# make sure there are searx settings
update_conf "${FORCE_CONF_UPDATE}" "${SEARX_SETTINGS_PATH}" "/usr/local/searx/searx/settings.yml" "patch_searx_settings"
# dry run (to update configuration files, then inspect them)
if [ $DRY_RUN -eq 1 ]; then
printf 'Dry run\n'
exit
fi
#
touch /var/run/uwsgi-logrotate
chown -R searx:searx /var/log/uwsgi /var/run/uwsgi-logrotate
unset MORTY_KEY
# Start uwsgi
printf 'Listen on %s\n' "${BIND_ADDRESS}"
exec su-exec searx:searx uwsgi --master --http-socket "${BIND_ADDRESS}" "${UWSGI_SETTINGS_PATH}"
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