26 lines
1.2 KiB
Ruby
26 lines
1.2 KiB
Ruby
# frozen_string_literal: true
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if ENV['MASTODON_PROMETHEUS_EXPORTER_ENABLED'] == 'true'
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require 'prometheus_exporter'
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require 'prometheus_exporter/middleware'
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if ENV['MASTODON_PROMETHEUS_EXPORTER_LOCAL'] == 'true'
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require 'mastodon/prometheus_exporter/local_server'
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# bind is the address, on which the webserver will listen
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# port is the port that will provide the /metrics route
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Mastodon::PrometheusExporter::LocalServer.bind = ENV.fetch('MASTODON_PROMETHEUS_EXPORTER_HOST', 'localhost')
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Mastodon::PrometheusExporter::LocalServer.port = ENV.fetch('MASTODON_PROMETHEUS_EXPORTER_PORT', '9394').to_i
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end
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if ENV['MASTODON_PROMETHEUS_EXPORTER_WEB_DETAILED_METRICS'] == 'true'
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# Optional, as those metrics might generate extra overhead and be redundant with what OTEL provides
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# Per-action/controller request stats like HTTP status and timings
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Rails.application.middleware.unshift PrometheusExporter::Middleware
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else
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# Include stripped down version of PrometheusExporter::Middleware that only collects queue time
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require 'mastodon/middleware/prometheus_queue_time'
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Rails.application.middleware.unshift Mastodon::Middleware::PrometheusQueueTime, instrument: false
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end
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end
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