Initial

fluentd/Dockerfile

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+# image based on fluentd v1.14-1
+FROM fluentd:v1.14-1
+# Use root account to use apk
+USER root
+# Install the required version of faraday
+RUN gem uninstall -I faraday
+RUN gem install faraday -v 2.8.1
+# Install dependencies and gems
+RUN apk --no-cache --update add \
+    sudo \
+    build-base \
+    ruby-dev \
+  && gem uninstall -I elasticsearch \
+  && gem install elasticsearch -v 7.17.0 \
+  && gem install fluent-plugin-elasticsearch \
+  && gem sources --clear-all \
+  && apk del build-base ruby-dev \
+  && rm -rf /tmp/* /var/tmp/* /usr/lib/ruby/gems/*/cache/*.gem
+# Copy fluentd configuration from host image
+COPY ./conf/fluent.conf /fluentd/etc/
+# Copy binary start file
+COPY entrypoint.sh /bin/
+RUN chmod +x /bin/entrypoint.sh
+USER fluent