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Adding support for :upsert for single writes, as well as document_id option #72

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Adding support for :upsert for single writes, as well as document_id option #72

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13 changes: 11 additions & 2 deletions lib/logstash/outputs/mongodb.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -34,6 +34,8 @@ class LogStash::Outputs::Mongodb < LogStash::Outputs::Base
# "_id" field in the event.
config :generateId, :validate => :boolean, :default => false

config :upsert, :validate => :boolean, :default => false, :required => false
config :document_id, :validate => :string, :default => nil, :required => false

# Bulk insert flag, set to true to allow bulk insertion, else it will insert events one by one.
config :bulk, :validate => :boolean, :default => false
Expand Down Expand Up @@ -90,7 +92,9 @@ def receive(event)
end
end

if @generateId
if @document_id != nil
document["_id"] = event.sprintf(@document_id)
elsif @generateId
document["_id"] = BSON::ObjectId.new
end

Expand All @@ -108,7 +112,12 @@ def receive(event)
end
end
else
@db[event.sprintf(@collection)].insert_one(document)
if @upsert
update_result = @db[event.sprintf(@collection)].update_one({_id: document['_id']}, {'$set' => document.reject {|k, v| k == '_id'}},
{:upsert => true})
else
@db[event.sprintf(@collection)].insert_one(document)
end
end
rescue => e
if e.message =~ /^E11000/
Expand Down