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mirror of https://github.com/searxng/searxng.git synced 2024-11-19 02:40:11 +01:00
searxng/Dockerfile
Alexandre Flament bd3f526859
Docker: add UWSGI_WORKERS and UWSGI_THREAD environment variables (#2992)
* Docker: add UWSGI_WORKERS and UWSGI_THREAD.

UWSGI_WORKERS specifies the number of process.
UWSGI_THREADS specifies the number of threads.

The Docker convention is to specify the whole configuration
through environment variables. While not done in SearXNG, these two
additional variables allows admins to skip uwsgi.ini

In additional, https://github.com/searxng/preview-environments starts Docker
without additional files through searxng-helm-chat.
Each instance consumes 1Go of RAM which is a lot especially when there are a
lot of instances / pull requests.

* [scripts] add environments UWSGI_WORKERS and UWSGI_THREADS

- UWSGI_WORKERS specifies the number of process.
- UWSGI_THREADS specifies the number of threads.

Templates for uwsgi scripts can be tested by::

    UWSGI_WORKERS=8 UWSGI_THREADS=9 \
      ./utils/searxng.sh --cmd\
      eval "echo \"$(cat utils/templates/etc/uwsgi/*/searxng.ini*)\""\
      | grep "workers\|threads"

Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>

---------

Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>
Co-authored-by: Markus Heiser <markus.heiser@darmarit.de>
2023-11-12 16:46:34 +00:00

91 lines
2.8 KiB
Docker

FROM alpine:3.18
ENTRYPOINT ["/sbin/tini","--","/usr/local/searxng/dockerfiles/docker-entrypoint.sh"]
EXPOSE 8080
VOLUME /etc/searxng
ARG SEARXNG_GID=977
ARG SEARXNG_UID=977
RUN addgroup -g ${SEARXNG_GID} searxng && \
adduser -u ${SEARXNG_UID} -D -h /usr/local/searxng -s /bin/sh -G searxng searxng
ENV INSTANCE_NAME=searxng \
AUTOCOMPLETE= \
BASE_URL= \
MORTY_KEY= \
MORTY_URL= \
SEARXNG_SETTINGS_PATH=/etc/searxng/settings.yml \
UWSGI_SETTINGS_PATH=/etc/searxng/uwsgi.ini \
UWSGI_WORKERS=%k \
UWSGI_THREADS=4
WORKDIR /usr/local/searxng
COPY requirements.txt ./requirements.txt
RUN apk add --no-cache -t build-dependencies \
build-base \
py3-setuptools \
python3-dev \
libffi-dev \
libxslt-dev \
libxml2-dev \
openssl-dev \
tar \
git \
&& apk add --no-cache \
ca-certificates \
su-exec \
python3 \
py3-pip \
libxml2 \
libxslt \
openssl \
tini \
uwsgi \
uwsgi-python3 \
brotli \
&& pip3 install --no-cache -r requirements.txt \
&& apk del build-dependencies \
&& rm -rf /root/.cache
COPY --chown=searxng:searxng dockerfiles ./dockerfiles
COPY --chown=searxng:searxng searx ./searx
ARG TIMESTAMP_SETTINGS=0
ARG TIMESTAMP_UWSGI=0
ARG VERSION_GITCOMMIT=unknown
RUN su searxng -c "/usr/bin/python3 -m compileall -q searx" \
&& touch -c --date=@${TIMESTAMP_SETTINGS} searx/settings.yml \
&& touch -c --date=@${TIMESTAMP_UWSGI} dockerfiles/uwsgi.ini \
&& find /usr/local/searxng/searx/static -a \( -name '*.html' -o -name '*.css' -o -name '*.js' \
-o -name '*.svg' -o -name '*.ttf' -o -name '*.eot' \) \
-type f -exec gzip -9 -k {} \+ -exec brotli --best {} \+
# Keep these arguments at the end to prevent redundant layer rebuilds
ARG LABEL_DATE=
ARG GIT_URL=unknown
ARG SEARXNG_GIT_VERSION=unknown
ARG SEARXNG_DOCKER_TAG=unknown
ARG LABEL_VCS_REF=
ARG LABEL_VCS_URL=
LABEL maintainer="searxng <${GIT_URL}>" \
description="A privacy-respecting, hackable metasearch engine." \
version="${SEARXNG_GIT_VERSION}" \
org.label-schema.schema-version="1.0" \
org.label-schema.name="searxng" \
org.label-schema.version="${SEARXNG_GIT_VERSION}" \
org.label-schema.url="${LABEL_VCS_URL}" \
org.label-schema.vcs-ref=${LABEL_VCS_REF} \
org.label-schema.vcs-url=${LABEL_VCS_URL} \
org.label-schema.build-date="${LABEL_DATE}" \
org.label-schema.usage="https://github.com/searxng/searxng-docker" \
org.opencontainers.image.title="searxng" \
org.opencontainers.image.version="${SEARXNG_DOCKER_TAG}" \
org.opencontainers.image.url="${LABEL_VCS_URL}" \
org.opencontainers.image.revision=${LABEL_VCS_REF} \
org.opencontainers.image.source=${LABEL_VCS_URL} \
org.opencontainers.image.created="${LABEL_DATE}" \
org.opencontainers.image.documentation="https://github.com/searxng/searxng-docker"