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Specify custom target field for clone type #12

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Specify custom target field for clone type #12

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0e37bc2
Update clone.rb
dmarkhas Oct 18, 2017
d83d93d
Update clone.rb
dmarkhas Oct 18, 2017
426f55e
test for custom clone type field
dmarkhas Oct 18, 2017
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5 changes: 4 additions & 1 deletion lib/logstash/filters/clone.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -14,6 +14,9 @@ class LogStash::Filters::Clone < LogStash::Filters::Base

# A new clone will be created with the given type for each type in this list.
config :clones, :validate => :array, :default => []

# Optional configuration to specify field in which to store the clone type
config :clone_type_field, :validate => :string, :default => "type"

public
def register
Expand All @@ -24,7 +27,7 @@ def register
def filter(event)
@clones.each do |type|
clone = event.clone
clone.set("type", type)
clone.set(@clone_type_field, type)
filter_matched(clone)
@logger.debug("Cloned event", :clone => clone, :event => event)

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25 changes: 25 additions & 0 deletions spec/filters/clone_spec.rb
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Expand Up @@ -29,6 +29,31 @@
end
end

describe "custom type field" do
config <<-CONFIG
filter {
clone {
clones => ["clone", "clone", "clone"]
clone_type_field => "custom_field"
}
}
CONFIG

sample("message" => "hello world", "type" => "original") do
insist { subject }.is_a? Array
insist { subject.length } == 4
subject.each_with_index do |s,i|
if i == 0 # last one should be 'original'
insist { s.get("type") } == "original"
else
insist { s.get("type")} == "original"
insist { s.get("custom_field")} == "clone"
end
insist { s.get("message") } == "hello world"
end
end
end

describe "Complex use" do
config <<-CONFIG
filter {
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