52 lines
1.1 KiB
Text
52 lines
1.1 KiB
Text
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#!/usr/bin/env ruby
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require 'bundler'
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Bundler.setup
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require 'jaeger/client'
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host = ENV['JAEGER_HOST'] || '127.0.0.1'
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port = ENV['JAEGER_HOST'] || 6831
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tracer1 = Jaeger::Client.build(host: host, port: port.to_i, service_name: 'test-service', flush_interval: 1)
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tracer2 = Jaeger::Client.build(host: host, port: port.to_i, service_name: 'downstream-service', flush_interval: 1)
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rpc_span = tracer1.start_span(
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'receive request',
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tags: { 'span.kind' => 'server' }
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)
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sleep 0.1
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rpc_span.log_kv(event: 'woop di doop', count: 5)
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sleep 1
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async_request_span = tracer1.start_span(
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'request async action',
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references: [
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OpenTracing::Reference.child_of(rpc_span.context)
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],
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tags: { 'span.kind' => 'producer' }
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)
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sleep 0.1
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async_request_span.finish
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rpc_span.finish
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sleep 0.5
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async_span = tracer2.start_span(
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'async span started after rpc span',
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references: [
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OpenTracing::Reference.follows_from(async_request_span.context)
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],
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tags: {
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'span.kind' => 'consumer',
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'peer.service' => 'downstream-service'
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}
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)
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sleep 0.3 # emulate network delay
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async_span.finish
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sleep 2
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puts 'Finished'
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