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Dockerfile
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# AUTOMATICALLY GENERATED
# DO NOT EDIT THIS FILE DIRECTLY, USE /Dockerfile.template.erb
FROM ruby:3.2-slim-bookworm
LABEL maintainer "Fluentd developers <fluentd@googlegroups.com>"
LABEL Description="Fluentd docker image" Vendor="Fluent Organization" Version="1.17.0"
ENV TINI_VERSION=0.18.0
# Do not split this into multiple RUN!
# Docker creates a layer for every RUN-Statement
# therefore an 'apt-get purge' has no effect
RUN apt-get update \
&& apt-get install -y --no-install-recommends \
ca-certificates \
&& buildDeps=" \
make gcc g++ libc-dev \
wget bzip2 gnupg dirmngr \
" \
&& apt-get install -y --no-install-recommends $buildDeps \
&& echo 'gem: --no-document' >> /etc/gemrc \
&& gem install oj -v 3.16.1 \
&& gem install json -v 2.6.3 \
&& gem install rexml -v 3.2.6 \
&& gem install async -v 1.31.0 \
&& gem install async-http -v 0.60.2 \
&& gem install fluentd -v 1.17.0 \
&& dpkgArch="$(dpkg --print-architecture | awk -F- '{ print $NF }')" \
&& wget -O /usr/local/bin/tini "https://github.com/krallin/tini/releases/download/v$TINI_VERSION/tini-$dpkgArch" \
&& wget -O /usr/local/bin/tini.asc "https://github.com/krallin/tini/releases/download/v$TINI_VERSION/tini-$dpkgArch.asc" \
&& export GNUPGHOME="$(mktemp -d)" \
&& gpg --batch --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 6380DC428747F6C393FEACA59A84159D7001A4E5 \
&& gpg --batch --verify /usr/local/bin/tini.asc /usr/local/bin/tini \
&& rm -r /usr/local/bin/tini.asc \
&& chmod +x /usr/local/bin/tini \
&& tini -h \
&& wget -O /tmp/jemalloc-5.3.0.tar.bz2 https://github.com/jemalloc/jemalloc/releases/download/5.3.0/jemalloc-5.3.0.tar.bz2 \
&& cd /tmp && tar -xjf jemalloc-5.3.0.tar.bz2 && cd jemalloc-5.3.0/ \
# Don't use MADV_FREE to reduce memory usage and improve stability
# https://github.com/fluent/fluentd-docker-image/pull/350
&& (echo "je_cv_madv_free=no" > config.cache) && ./configure -C && make \
&& mv lib/libjemalloc.so.2 /usr/lib \
&& apt-get purge -y --auto-remove \
-o APT::AutoRemove::RecommendsImportant=false \
$buildDeps \
'*-dev' \
&& rm -rf /var/lib/apt/lists/* \
&& rm -rf /tmp/* /var/tmp/* /usr/lib/ruby/gems/*/cache/*.gem /usr/lib/ruby/gems/3.*/gems/fluentd-*/test
RUN groupadd -r fluent && useradd -r -g fluent fluent \
# for log storage (maybe shared with host)
&& mkdir -p /fluentd/log \
# configuration/plugins path (default: copied from .)
&& mkdir -p /fluentd/etc /fluentd/plugins \
&& chown -R fluent /fluentd && chgrp -R fluent /fluentd
COPY fluent.conf /fluentd/etc/
COPY entrypoint.sh /bin/
ENV FLUENTD_CONF="fluent.conf"
ENV LD_PRELOAD="/usr/lib/libjemalloc.so.2"
EXPOSE 24224 5140
USER fluent
ENTRYPOINT ["tini", "--", "/bin/entrypoint.sh"]
CMD ["fluentd"]