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# -*- encoding: utf-8 -*-
require 'stomp'
require 'tmpdir'
# Focus on this gem's capabilities.
require 'memory_profiler'
# require 'memory-profiler'
if Kernel.respond_to?(:require_relative)
require_relative("stomp_adhoc_common")
require_relative("payload_generator")
else
$LOAD_PATH << File.dirname(__FILE__)
require "stomp_adhoc_common"
require("payload_generator")
end
include Stomp11Common
# Round 3 of testing around issue #121.
# Different memory profiler gem.
class Issue121Examp03
attr_reader :client, :session
# Initialize.
def initialize(topic = false)
@client, @session, @topic = nil, nil, topic
@nmsgs = nmsgs()
@queue = make_destination("issue121/test_03")
@id = "issue121_03"
@block = cli_block()
#
@cmin, @cmax = 1292, 67782 # From the issue discussion
PayloadGenerator::initialize(min= @cmin, max= @cmax)
@ffmts = "%16.6f"
#
mps = 5.6 # see issue discussion
@to, @nmts, @nts, @umps = 0.0, Time.now.to_f, @nmsgs, mps
@tslt = 1.0 / @umps
end # initialize
# Startup
def start
#
client_hdrs = {"accept-version" => "1.1,1.2",
"host" => virt_host,
}
#
client_hash = { :hosts => [
{:login => login(), :passcode => passcode(), :host => host(), :port => port()},
],
:connect_headers => client_hdrs,
}
#
@client = Stomp::Client.new(client_hash)
puts "START: Client Connect complete"
raise "START: Connection failed!!" unless @client.open?
raise "START: Unexpected protocol level!!" if @client.protocol() == Stomp::SPL_10
cf = @client.connection_frame()
puts "START: Connection frame\n#{cf}"
raise "START: Connect error!!: #{cf.body}" if @client.connection_frame().command == Stomp::CMD_ERROR
@session = @client.connection_frame().headers['session']
puts "START: Queue/Topic Name: #{@queue}"
puts "START: Session: #{@session}"
puts "START: NMSGS: #{@nmsgs}"
puts "START: Block: #{@block}"
puts "START: Wanted Messages Per Second: #{@umps}"
puts "START: Sleep Time: #{@tslt}"
$stdout.flush
end # start
#
def shutdown
@client.close
#
te = Time.now.to_f
et = te - @nmts
avgsz = @to / @nts
mps = @nts.to_f / et
#
fet = sprintf(@ffmts, et)
favgsz = sprintf(@ffmts, avgsz)
fmps = sprintf(@ffmts, mps)
#
sep = "=" * 72
puts sep
puts "\tNumber of payloads generated: #{@nts}"
puts "\tMin Length: #{@cmin}, Max Length: #{@cmax}"
puts "\tAVG_SIZE: #{favgsz}, ELAPS_SEC: #{fet}(seconds)"
puts "\tNMSGS_PER_SEC: #{fmps}"
puts sep
#
puts "SHUT: Shutdown complete"
$stdout.flush
end # shutdown
# pub
def publish
m = "Message: "
nm = 0
@nmsgs.times do |n|
nm += 1
puts "PUB: NEXT MESSAGE NUMBER: #{nm}"; $stdout.flush
mo = PayloadGenerator::payload()
@to += mo.bytesize()
hs = {:session => @session}
if @block
ip = false
@client.publish(@queue,
mo,
hs) {|m|
puts "PUB: HAVE_RECEIPT:\nID: #{m.headers['receipt-id']}"
$stdout.flush
ip = m
}
sleep 0.01 until ip
else
@client.publish(@queue, mo, hs)
end # if @block
if nm < @nmsgs
puts "PUB: start user sleep"
sleep @tslt # see issue discussion
puts "PUB: end user sleep"
end
$stdout.flush
end # @nmsgs.times do
puts "PUB: end of publish"
$stdout.flush
end # publish
end # class
#
1.times do |i|
rpt = MemoryProfiler.report do
e = Issue121Examp03.new
e.start
e.publish
# No subscribes here, just publish
# See discussion in issue #121
e.shutdown
end
n = Time.now
nf = "memory_profiler-ng"
nf << n.strftime("%Y%m%dT%H%M%S.%N%Z")
where_name = File::join(Dir::tmpdir(), nf)
rpt.pretty_print(to_file: where_name )
# sleep 1
end
#
|
