class Fusuma::Plugin::Inputs::Input
Inherite this base @abstract Subclass and override {#io} to implement
Public Class Methods
select(inputs)
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Wait multiple inputs until it becomes readable and read lines with nonblock @param inputs [Array<Input>] @return [Event]
# File lib/fusuma/plugin/inputs/input.rb, line 16 def self.select(inputs) ios = IO.select(inputs.map(&:io)) io = ios&.first&.first input = inputs.find { |i| i.io == io } begin line = io.readline_nonblock("\n").chomp rescue EOFError => e warn "#{input.class.name}: #{e}" warn 'Send SIGKILL to fusuma processes' inputs.reject { |i| i == input }.each do |i| warn "stop process: #{i.class.name.underscore}" Process.kill(:SIGKILL, i.pid) end exit 1 rescue StandardError => e warn "#{input.class.name}: #{e}" exit 1 end input.create_event(record: line) end
Public Instance Methods
create_event(record: 'dummy input')
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@return [Event]
# File lib/fusuma/plugin/inputs/input.rb, line 51 def create_event(record: 'dummy input') e = Events::Event.new(tag: tag, record: record) MultiLogger.debug(input_event: e) e end
io()
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@return [IO]
# File lib/fusuma/plugin/inputs/input.rb, line 46 def io raise NotImplementedError, "override #{self.class.name}##{__method__}" end
pid()
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@return [Integer]
# File lib/fusuma/plugin/inputs/input.rb, line 41 def pid raise NotImplementedError, "override #{self.class.name}##{__method__}" end
tag()
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# File lib/fusuma/plugin/inputs/input.rb, line 57 def tag self.class.name.split('Inputs::').last.underscore end