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Adding keys remapping functionality #60

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Adding keys remapping functionality #60

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32ec151
Adding keys remapping functionality
gszadkow Oct 18, 2016
352f048
Rebased key mapping against v1.0.0.rc2
gszadkow Feb 23, 2017
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5 changes: 4 additions & 1 deletion lib/fluent/plugin/out_influxdb.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -40,6 +40,8 @@ class Fluent::Plugin::InfluxdbOutput < Fluent::Plugin::Output
desc: "Use SSL when connecting to influxDB."
config_param :verify_ssl, :bool, default: true,
desc: "Enable/Disable SSL Certs verification when connecting to influxDB via SSL."
config_param :keys_mapping, :hash, :default => {},
desc: "The names of the keys mapping to map existing tags to those from influxDB."
config_param :auto_tags, :bool, default: false,
desc: "Enable/Disable auto-tagging behaviour which makes strings tags."
config_param :tag_keys, :array, default: [],
Expand Down Expand Up @@ -127,13 +129,14 @@ def write(chunk)
tag = chunk.metadata.tag
chunk.msgpack_each do |time, record|
timestamp = record.delete(@time_key) || time
if tag_keys.empty? && !@auto_tags
if @tag_keys.empty? && !@auto_tags && @keys_mapping.empty?
values = record
tags = {}
else
values = {}
tags = {}
record.each_pair do |k, v|
k = @keys_mapping.fetch(k, k)
if (@auto_tags && v.is_a?(String)) || @tag_keys.include?(k)
# If the tag value is not nil, empty, or a space, add the tag
if v.to_s.strip != ''
Expand Down