File: //usr/share/doc/ruby-bunny/examples/guides/extensions/connection_blocked.rb
#!/usr/bin/env ruby
# encoding: utf-8
require "rubygems"
require "bunny"
puts "=> Demonstrating connection.blocked"
puts
conn = Bunny.new
conn.start
ch = conn.create_channel
x = ch.fanout("amq.fanout")
# This example requires high memory watermark to be set
# really low to demonstrate blocking.
#
# rabbitmqctl set_vm_memory_high_watermark 0.00000001
#
# should do it.
conn.on_blocked do |connection_blocked|
puts "Connection is blocked. Reason: #{connection_blocked.reason}"
end
conn.on_unblocked do |connection_unblocked|
puts "Connection is unblocked."
end
x.publish("z" * 1024 * 1024 * 16)
sleep 120.0
puts "Disconnecting..."
conn.close