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fluentd-elasticsearch: Add mechanism to load simple sniffer class to prevent unexpected sniffering

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Hiroshi Hatake 2020-07-07 12:23:29 +09:00
parent 703e2bd2eb
commit bf9f019c7d
1 changed files with 10 additions and 0 deletions
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10
cluster/addons/fluentd-elasticsearch/fluentd-es-image/entrypoint.sh
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@ -27,6 +27,16 @@ else
export LD_PRELOAD=/usr/lib/aarch64-linux-gnu/libjemalloc.so.2 export LD_PRELOAD=/usr/lib/aarch64-linux-gnu/libjemalloc.so.2
fi fi
# For disabling elasticsearch ruby client sniffering feature.
# Because, on k8s, sniffering feature sometimes causes failed to flush buffers error
# due to between service name and ip address glitch.
# And this should be needed for downstream helm chart configurations
# for sniffer_class_name parameter.
SIMPLE_SNIFFER=$( gem contents fluent-plugin-elasticsearch | grep elasticsearch_simple_sniffer.rb )
if [ -n "$SIMPLE_SNIFFER" ] && [ -f "$SIMPLE_SNIFFER" ] ; then
FLUENTD_ARGS="$FLUENTD_ARGS -r $SIMPLE_SNIFFER"
fi
# Use exec to get the signal # Use exec to get the signal
# A non-quoted string and add the comment to prevent shellcheck failures on this line. # A non-quoted string and add the comment to prevent shellcheck failures on this line.
# See https://github.com/koalaman/shellcheck/wiki/SC2086 # See https://github.com/koalaman/shellcheck/wiki/SC2086