127 lines
3.8 KiB
Bash
Executable File
127 lines
3.8 KiB
Bash
Executable File
#!/bin/sh
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help() {
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cat <<EOF
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Command line:
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-h Display this help
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-d Dry run to update the configuration files.
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-f Always update on the configuration files (existing files are renamed with
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the .old suffix). Without this option, the new configuration files are
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copied with the .new suffix
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Environment variables:
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INSTANCE_NAME settings.yml : general.instance_name
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AUTOCOMPLETE settings.yml : search.autocomplete
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BASE_URL settings.yml : server.base_url
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Volume:
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/etc/searxng the docker entry point copies settings.yml and uwsgi.ini in
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this directory (see the -f command line option)"
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EOF
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}
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# Parse command line
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FORCE_CONF_UPDATE=0
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DRY_RUN=0
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while getopts "fdh" option
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do
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case $option in
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f) FORCE_CONF_UPDATE=1 ;;
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d) DRY_RUN=1 ;;
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h)
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help
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exit 0
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;;
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*)
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echo "unknow option ${option}"
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exit 42
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;;
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esac
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done
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echo "SearXNG version $SEARXNG_VERSION"
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# helpers to update the configuration files
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patch_uwsgi_settings() {
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CONF="$1"
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# update uwsg.ini
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sed -i \
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-e "s|workers = .*|workers = ${UWSGI_WORKERS:-%k}|g" \
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-e "s|threads = .*|threads = ${UWSGI_THREADS:-4}|g" \
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"${CONF}"
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}
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patch_searxng_settings() {
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CONF="$1"
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# Make sure that there is trailing slash at the end of BASE_URL
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# see https://www.gnu.org/savannah-checkouts/gnu/bash/manual/bash.html#Shell-Parameter-Expansion
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export BASE_URL="${BASE_URL%/}/"
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# update settings.yml
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sed -i \
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-e "s|base_url: false|base_url: ${BASE_URL}|g" \
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-e "s/instance_name: \"SearXNG\"/instance_name: \"${INSTANCE_NAME}\"/g" \
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-e "s/autocomplete: \"\"/autocomplete: \"${AUTOCOMPLETE}\"/g" \
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-e "s/ultrasecretkey/$(head -c 24 /dev/urandom | base64 | tr -dc 'a-zA-Z0-9')/g" \
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"${CONF}"
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}
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update_conf() {
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FORCE_CONF_UPDATE=$1
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CONF="$2"
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NEW_CONF="${2}.new"
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OLD_CONF="${2}.old"
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REF_CONF="$3"
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PATCH_REF_CONF="$4"
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if [ -f "${CONF}" ]; then
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if [ "${REF_CONF}" -nt "${CONF}" ]; then
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# There is a new version
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if [ "$FORCE_CONF_UPDATE" -ne 0 ]; then
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# Replace the current configuration
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printf '⚠️ Automatically update %s to the new version\n' "${CONF}"
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if [ ! -f "${OLD_CONF}" ]; then
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printf 'The previous configuration is saved to %s\n' "${OLD_CONF}"
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mv "${CONF}" "${OLD_CONF}"
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fi
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cp "${REF_CONF}" "${CONF}"
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$PATCH_REF_CONF "${CONF}"
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else
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# Keep the current configuration
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printf '⚠️ Check new version %s to make sure SearXNG is working properly\n' "${NEW_CONF}"
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cp "${REF_CONF}" "${NEW_CONF}"
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$PATCH_REF_CONF "${NEW_CONF}"
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fi
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else
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printf 'Use existing %s\n' "${CONF}"
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fi
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else
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printf 'Create %s\n' "${CONF}"
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cp "${REF_CONF}" "${CONF}"
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$PATCH_REF_CONF "${CONF}"
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fi
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}
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# make sure there are uwsgi settings
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update_conf "${FORCE_CONF_UPDATE}" "${UWSGI_SETTINGS_PATH}" "/usr/local/searxng/container/uwsgi.ini" "patch_uwsgi_settings"
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# make sure there are searxng settings
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update_conf "${FORCE_CONF_UPDATE}" "${SEARXNG_SETTINGS_PATH}" "/usr/local/searxng/searx/settings.yml" "patch_searxng_settings"
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# dry run (to update configuration files, then inspect them)
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if [ $DRY_RUN -eq 1 ]; then
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printf 'Dry run\n'
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exit
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fi
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printf 'Listen on %s\n' "${BIND_ADDRESS}"
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# Start uwsgi
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# TODO: "--http-socket" will be removed in the future (see uwsgi.ini.new config file): https://github.com/searxng/searxng/pull/4578
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exec /usr/local/searxng/venv/bin/uwsgi --http-socket "${BIND_ADDRESS}" "${UWSGI_SETTINGS_PATH}"
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