Class: Fluent::ChefAPIInput
- Inherits:
-
Input
- Object
- Input
- Fluent::ChefAPIInput
- Defined in:
- lib/fluent/plugin/in_chef_api.rb
Defined Under Namespace
Classes: ChefConfig
Instance Method Summary collapse
- #configure(conf) ⇒ Object
-
#initialize ⇒ ChefAPIInput
constructor
A new instance of ChefAPIInput.
- #run ⇒ Object
- #run_once(connection) ⇒ Object
- #shutdown ⇒ Object
- #start ⇒ Object
Constructor Details
#initialize ⇒ ChefAPIInput
Returns a new instance of ChefAPIInput.
16 17 18 19 |
# File 'lib/fluent/plugin/in_chef_api.rb', line 16 def initialize super require "chef-api" end |
Instance Method Details
#configure(conf) ⇒ Object
52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 |
# File 'lib/fluent/plugin/in_chef_api.rb', line 52 def configure(conf) super @config = {} if @config_file @config = @config.merge(ChefConfig.load_file(@config_file)) end if @chef_server_url @config[:endpoint] = @chef_server_url end if @node_name @config[:client] = value end if @client_key @config[:key] = ::File.read(@client_key) end end |
#run ⇒ Object
79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 |
# File 'lib/fluent/plugin/in_chef_api.rb', line 79 def run connection = ChefAPI::Connection.new(@config.dup) next_run = ::Time.new while @running if ::Time.new < next_run sleep(1) else begin run_once(connection) rescue => error $log.warn("failed to fetch metrics: #{error.class}: #{error.}") next ensure next_run = ::Time.new + @check_interval end end end end |
#run_once(connection) ⇒ Object
98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 |
# File 'lib/fluent/plugin/in_chef_api.rb', line 98 def run_once(connection) if @default_values data = @default_values.dup else data = {} end if @chef_environment nodes = connection.environments.fetch(@chef_environment).nodes else nodes = connection.nodes end Engine.emit("#{@tag}.nodes", Engine.now, data.merge({"value" => nodes.count})) begin nodes.instance_eval do if Hash === @collection @collection = Hash[@collection.to_a.shuffle] end end rescue => error $log.warn("failed to shuffle nodes: #{error.class}: #{error.}") end nodes.each do |node| begin Engine.emit("#{@tag}.run_list", Engine.now, data.merge({"value" => node.run_list.length, "node" => node.name})) if node.automatic["ohai_time"] ohai_time = node.automatic["ohai_time"].to_i Engine.emit("#{@tag}.ohai_time", Engine.now, data.merge({"value" => ohai_time, "node" => node.name})) Engine.emit("#{@tag}.behind_seconds", Engine.now, data.merge({"value" => Time.new.to_i - ohai_time, "node" => node.name})) end rescue => error $log.warn("failed to fetch metrics from node: #{node.name}: #{error.class}: #{error.}") end end end |
#shutdown ⇒ Object
74 75 76 77 |
# File 'lib/fluent/plugin/in_chef_api.rb', line 74 def shutdown @running = false @thread.join end |
#start ⇒ Object
69 70 71 72 |
# File 'lib/fluent/plugin/in_chef_api.rb', line 69 def start @running = true @thread = ::Thread.new(&method(:run)) end |