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25 lines
1.1 KiB
Ruby
25 lines
1.1 KiB
Ruby
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# frozen_string_literal: true
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if ENV['MASTODON_PROMETHEUS_EXPORTER_ENABLED'] == 'true'
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if ENV['MASTODON_PROMETHEUS_EXPORTER_LOCAL'] == 'true'
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require 'prometheus_exporter/server'
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require 'prometheus_exporter/client'
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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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server = PrometheusExporter::Server::WebServer.new bind: ENV.fetch('MASTODON_PROMETHEUS_EXPORTER_HOST', 'localhost'), port: ENV.fetch('MASTODON_PROMETHEUS_EXPORTER_PORT', '9394').to_i
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server.start
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# wire up a default local client
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PrometheusExporter::Client.default = PrometheusExporter::LocalClient.new(collector: server.collector)
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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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require 'prometheus_exporter/middleware'
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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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end
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end
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