Class: LogStash::Outputs::ElasticSearch::HttpClient

Inherits:
Object
  • Object
show all
Defined in:
lib/logstash/outputs/elasticsearch/http_client.rb,
lib/logstash/outputs/elasticsearch/http_client/pool.rb,
lib/logstash/outputs/elasticsearch/http_client/manticore_adapter.rb

Overview

20MiB

Defined Under Namespace

Classes: ManticoreAdapter, Pool

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ HttpClient

This is here in case we use DEFAULT_OPTIONS in the future DEFAULT_OPTIONS = 

:setting => value




30
31
32
33
34
35
36
37
38
 
# File 'lib/logstash/outputs/elasticsearch/http_client.rb', line 30

def initialize(options={})
  @logger = options[:logger]
  # Again, in case we use DEFAULT_OPTIONS in the future, uncomment this.
  # @options = DEFAULT_OPTIONS.merge(options)
  @options = options
  @pool = build_pool(@options)
  # mutex to prevent requests and sniffing to access the
  # connection pool at the same time
end

Instance Attribute Details

#action_count ⇒ Object (readonly)

Returns the value of attribute action_count.



24
25
26
 
# File 'lib/logstash/outputs/elasticsearch/http_client.rb', line 24

def action_count
  @action_count
end

#client ⇒ Object (readonly)

Returns the value of attribute client.



24
25
26
 
# File 'lib/logstash/outputs/elasticsearch/http_client.rb', line 24

def client
  @client
end

#logger ⇒ Object (readonly)

Returns the value of attribute logger.



24
25
26
 
# File 'lib/logstash/outputs/elasticsearch/http_client.rb', line 24

def logger
  @logger
end

#options ⇒ Object (readonly)

Returns the value of attribute options.



24
25
26
 
# File 'lib/logstash/outputs/elasticsearch/http_client.rb', line 24

def options
  @options
end

#pool ⇒ Object (readonly)

Returns the value of attribute pool.



24
25
26
 
# File 'lib/logstash/outputs/elasticsearch/http_client.rb', line 24

def pool
  @pool
end

#recv_count ⇒ Object (readonly)

Returns the value of attribute recv_count.



24
25
26
 
# File 'lib/logstash/outputs/elasticsearch/http_client.rb', line 24

def recv_count
  @recv_count
end

Instance Method Details

#bulk(actions) ⇒ Object 



53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
 
# File 'lib/logstash/outputs/elasticsearch/http_client.rb', line 53

def bulk(actions)
  @action_count ||= 0
  @action_count += actions.size

  return if actions.empty?


  bulk_actions = actions.collect do |action, args, source|
    args, source = update_action_builder(args, source) if action == 'update'

    if source && action != 'delete'
      next [ { action => args }, source ]
    else
      next { action => args }
    end
  end

  bulk_body = ""
  bulk_responses = []
  bulk_actions.each do |action|
    as_json = action.is_a?(Array) ?
                action.map {|line| LogStash::Json.dump(line)}.join("\n") :
                LogStash::Json.dump(action)
    as_json << "\n"

    if (bulk_body.bytesize + as_json.bytesize) > TARGET_BULK_BYTES
      bulk_responses << bulk_send(bulk_body)
      bulk_body = as_json
    else
      bulk_body << as_json
    end
  end

  bulk_responses << bulk_send(bulk_body) if bulk_body.size > 0

  join_bulk_responses(bulk_responses)
end

#bulk_send(bulk_body) ⇒ Object 



98
99
100
101
102
 
# File 'lib/logstash/outputs/elasticsearch/http_client.rb', line 98

def bulk_send(bulk_body)
  # Discard the URL
  url, response = @pool.post("_bulk", nil, bulk_body)
  LogStash::Json.load(response.body)
end

#close ⇒ Object 



104
105
106
 
# File 'lib/logstash/outputs/elasticsearch/http_client.rb', line 104

def close
  @pool.close
end

#get_version ⇒ Object 



48
49
50
51
 
# File 'lib/logstash/outputs/elasticsearch/http_client.rb', line 48

def get_version
  url, response = @pool.get("")
  LogStash::Json.load(response.body)["version"]
end

#join_bulk_responses(bulk_responses) ⇒ Object 



91
92
93
94
95
96
 
# File 'lib/logstash/outputs/elasticsearch/http_client.rb', line 91

def join_bulk_responses(bulk_responses)
  {
    "errors" => bulk_responses.any? {|r| r["errors"] == true},
    "items" => bulk_responses.reduce([]) {|m,r| m.concat(r["items"])}
  }
end

#template_install(name, template, force = false) ⇒ Object 



40
41
42
43
44
45
46
 
# File 'lib/logstash/outputs/elasticsearch/http_client.rb', line 40

def template_install(name, template, force=false)
  if template_exists?(name) && !force
    @logger.debug("Found existing Elasticsearch template. Skipping template management", :name => name)
    return
  end
  template_put(name, template)
end