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Add Proof of Concept instrumentation for Solid Process
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,8 @@ | ||
| require "opentelemetry/sdk" | ||
| require "opentelemetry/instrumentation/all" | ||
| require "opentelemetry-exporter-otlp" | ||
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| OpenTelemetry::SDK.configure do |c| | ||
| c.service_name = "solid-rails-app" | ||
| c.use_all # enables all instrumentation! | ||
| end |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,53 @@ | ||
| module OpenTelemetryTracer | ||
| SolidResultTracer = ::OpenTelemetry.tracer_provider.tracer("solid-result") | ||
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| module ProcessListener | ||
| def self.start(name, _id, payload) | ||
| scope = payload[:scope] | ||
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| span = SolidResultTracer.start_span("#{scope[:name]}#call", attributes: { | ||
| "desc" => scope[:desc].inspect | ||
| }) | ||
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| token = OpenTelemetry::Context.attach(::OpenTelemetry::Trace.context_with_span(span)) | ||
| payload.merge!(__otel: {span:, token:}) | ||
| end | ||
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| def self.finish(_name, _id, payload) | ||
| otel = payload.delete(:__otel) | ||
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| otel => { span:, token: } | ||
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| span.finish | ||
| OpenTelemetry::Context.detach(token) | ||
| end | ||
| end | ||
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| module AndThenListener | ||
| def self.start(name, _id, payload) | ||
| payload => { scope:, and_then: } | ||
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| span = SolidResultTracer.start_span("#{scope[:name]}##{and_then[:method_name] || "block"}", attributes: { | ||
| "type" => and_then[:type].to_s, | ||
| "arg" => and_then[:arg].inspect | ||
| }) | ||
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| token = OpenTelemetry::Context.attach(::OpenTelemetry::Trace.context_with_span(span)) | ||
| payload.merge!(__otel: {span:, token:}) | ||
| end | ||
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| def self.finish(_name, _id, payload) | ||
| otel = payload.delete(:__otel) | ||
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| otel => { span:, token: } | ||
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| span.finish | ||
| OpenTelemetry::Context.detach(token) | ||
| end | ||
| end | ||
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| def self.subscribe | ||
| ActiveSupport::Notifications.monotonic_subscribe("start_process.solid_process", ProcessListener) | ||
| ActiveSupport::Notifications.monotonic_subscribe("and_then.solid_process", AndThenListener) | ||
| end | ||
| end |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,19 @@ | ||
| class Solid::Process::ActiveSupportPublisher | ||
| include Solid::Result::EventLogs::Listener | ||
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| def self.around_event_logs? | ||
| true | ||
| end | ||
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| def self.around_and_then? | ||
| true | ||
| end | ||
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| def around_event_logs(scope:, &) | ||
| ActiveSupport::Notifications.instrument("start_process.solid_process", scope:, &) | ||
| end | ||
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| def around_and_then(scope:, and_then:, **, &) | ||
| ActiveSupport::Notifications.instrument("and_then.solid_process", scope:, and_then:, &) | ||
| end | ||
| end |