Class: FFWD::TCP::Bind

Inherits:
Object
  • Object
show all
Includes:
Reporter
Defined in:
lib/ffwd/protocol/tcp/bind.rb

Constant Summary collapse

DEFAULT_REBIND_TIMEOUT =

Default initial timeout when binding fails.

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Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Reporter

build_meta, included, #increment, map_meta, #report!, #reporter_data

Constructor Details

#initialize(core, log, host, port, connection, config) ⇒ Bind



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# File 'lib/ffwd/protocol/tcp/bind.rb', line 43

def initialize core, log, host, port, connection, config
  @log = log
  @peer = "#{host}:#{port}"
  @reporter_meta = {:component => connection.plugin_type, :listen => @peer}

  @server = nil

  info = "tcp://#{@peer}"
  rebind_timeout = config[:rebind_timeout]

  r = FFWD.retry :timeout => rebind_timeout do |a|
    @server = EM.start_server host, port, connection, self, core, config

    log.info "Bind on #{info} (attempt #{a})"
    log.info "  config: #{config.inspect}"
  end

  r.error do |a, t, e|
    log.warning "Bind on #{info} failed, retry ##{a} in #{t}s: #{e}"
  end

  r.depend_on core

  core.stopping do
    if @server
      EM.stop_server @server
      @server = nil
    end

    log.info "Unbound #{info}"
  end
end

Instance Attribute Details

#log ⇒ Object (readonly)

Returns the value of attribute log.



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# File 'lib/ffwd/protocol/tcp/bind.rb', line 41

def log
  @log
end

#reporter_meta ⇒ Object (readonly)

Returns the value of attribute reporter_meta.



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# File 'lib/ffwd/protocol/tcp/bind.rb', line 41

def reporter_meta
  @reporter_meta
end

Class Method Details

.prepare(opts) ⇒ Object



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# File 'lib/ffwd/protocol/tcp/bind.rb', line 28

def self.prepare opts
  opts[:rebind_timeout] ||= DEFAULT_REBIND_TIMEOUT
  opts
end