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#!/usr/bin/env ruby
# encoding: utf-8
# frozen_string_literal: true
$LOAD_PATH << File.expand_path(File.join(File.dirname(__FILE__), "..", "lib"))
require "amq/protocol/client"
require "benchmark/ips"
puts
puts "-" * 80
puts "AMQP Method Encoding/Decoding Benchmarks on #{RUBY_DESCRIPTION}"
puts "-" * 80
FRAME_SIZE = 131072 # 128KB, typical default
# Common message properties
BASIC_PROPERTIES = {
content_type: "application/json",
delivery_mode: 2,
priority: 0,
headers: { "x-custom" => "value" }
}.freeze
MINIMAL_PROPERTIES = {
delivery_mode: 2
}.freeze
# Payloads
SMALL_BODY = '{"id":1}'.freeze
MEDIUM_BODY = ('x' * 1024).freeze
LARGE_BODY = ('x' * 65536).freeze
puts "=== Basic.Publish (Full Message Encoding) ==="
puts "This is the critical hot path for publishing messages"
puts
Benchmark.ips do |x|
x.config(time: 5, warmup: 2)
x.report("Publish small (8B) + minimal props") do
AMQ::Protocol::Basic::Publish.encode(
1, # channel
SMALL_BODY, # payload
MINIMAL_PROPERTIES,
"", # exchange
"test.queue", # routing_key
false, # mandatory
false, # immediate
FRAME_SIZE
)
end
x.report("Publish small (8B) + full props") do
AMQ::Protocol::Basic::Publish.encode(
1,
SMALL_BODY,
BASIC_PROPERTIES,
"",
"test.queue",
false,
false,
FRAME_SIZE
)
end
x.report("Publish medium (1KB) + full props") do
AMQ::Protocol::Basic::Publish.encode(
1,
MEDIUM_BODY,
BASIC_PROPERTIES,
"",
"test.queue",
false,
false,
FRAME_SIZE
)
end
x.report("Publish large (64KB) + full props") do
AMQ::Protocol::Basic::Publish.encode(
1,
LARGE_BODY,
BASIC_PROPERTIES,
"",
"test.queue",
false,
false,
FRAME_SIZE
)
end
x.compare!
end
# Create sample encoded methods for decoding benchmarks
puts
puts "=== Method Decoding ==="
# Simulate encoded Basic.Deliver frame payload (after class/method ID)
# Basic.Deliver: consumer_tag(shortstr), delivery_tag(longlong), redelivered(bit), exchange(shortstr), routing_key(shortstr)
def make_deliver_payload(consumer_tag, delivery_tag, exchange, routing_key)
buffer = String.new(encoding: 'BINARY')
buffer << consumer_tag.bytesize.chr
buffer << consumer_tag
buffer << AMQ::Pack.pack_uint64_big_endian(delivery_tag)
buffer << "\x00" # redelivered = false
buffer << exchange.bytesize.chr
buffer << exchange
buffer << routing_key.bytesize.chr
buffer << routing_key
buffer
end
DELIVER_PAYLOAD_SHORT = make_deliver_payload("ctag", 1, "", "q")
DELIVER_PAYLOAD_TYPICAL = make_deliver_payload("bunny-consumer-12345", 999999, "amq.topic", "events.user.created")
Benchmark.ips do |x|
x.config(time: 5, warmup: 2)
x.report("Basic.Deliver.decode (short)") do
AMQ::Protocol::Basic::Deliver.decode(DELIVER_PAYLOAD_SHORT)
end
x.report("Basic.Deliver.decode (typical)") do
AMQ::Protocol::Basic::Deliver.decode(DELIVER_PAYLOAD_TYPICAL)
end
x.compare!
end
puts
puts "=== Properties Encoding/Decoding ==="
Benchmark.ips do |x|
x.config(time: 5, warmup: 2)
x.report("encode_properties (minimal)") do
AMQ::Protocol::Basic.encode_properties(100, MINIMAL_PROPERTIES)
end
x.report("encode_properties (full)") do
AMQ::Protocol::Basic.encode_properties(1024, BASIC_PROPERTIES)
end
x.compare!
end
# Create encoded properties for decode benchmark
ENCODED_MINIMAL_PROPS = AMQ::Protocol::Basic.encode_properties(100, MINIMAL_PROPERTIES)
ENCODED_FULL_PROPS = AMQ::Protocol::Basic.encode_properties(1024, BASIC_PROPERTIES)
# Skip the first 12 bytes (class_id, weight, body_size)
PROPS_DATA_MINIMAL = ENCODED_MINIMAL_PROPS[12..-1]
PROPS_DATA_FULL = ENCODED_FULL_PROPS[12..-1]
Benchmark.ips do |x|
x.config(time: 5, warmup: 2)
x.report("decode_properties (minimal)") do
AMQ::Protocol::Basic.decode_properties(PROPS_DATA_MINIMAL)
end
x.report("decode_properties (full)") do
AMQ::Protocol::Basic.decode_properties(PROPS_DATA_FULL)
end
x.compare!
end
puts
puts "=== Other Common Methods ==="
Benchmark.ips do |x|
x.config(time: 5, warmup: 2)
x.report("Basic.Ack.encode") do
AMQ::Protocol::Basic::Ack.encode(1, 12345, false)
end
x.report("Basic.Nack.encode") do
AMQ::Protocol::Basic::Nack.encode(1, 12345, false, true)
end
x.report("Basic.Reject.encode") do
AMQ::Protocol::Basic::Reject.encode(1, 12345, true)
end
x.report("Queue.Declare.encode") do
AMQ::Protocol::Queue::Declare.encode(1, "test.queue", false, true, false, false, false, {})
end
x.report("Exchange.Declare.encode") do
AMQ::Protocol::Exchange::Declare.encode(1, "test.exchange", "topic", false, true, false, false, false, {})
end
x.compare!
end
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