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devlatte/logstash_rename_empty_key.conf

Last active April 28, 2017 08:10
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logstash rename json empty key field using ruby filter
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logstash_rename_empty_key.conf
filter{
ruby {
code => "h = event.get('[record][param]').to_hash; if h.has_key?('') then h['_LS_EMPTY_KEY']=h['']; h.delete(''); event.set('[record][param]', h) end"
}
}
# rename empty key field using ruby filter
# solution for error msg "name cannot be empty string" in elasticsearch output plugin
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