82 lines
3.3 KiB
Ruby
82 lines
3.3 KiB
Ruby
# frozen_string_literal: true
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# Puma can serve each request in a thread from an internal thread pool.
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# The `threads` method setting takes two numbers: a minimum and maximum.
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# Any libraries that use thread pools should be configured to match the
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# maximum value specified for Puma. Default is set to 5 threads for
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# minimum and maximum; this matches the default thread size of Active
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# Record.
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#
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max_threads_count = ENV.fetch('RAILS_MAX_THREADS') { 5 }
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min_threads_count = ENV.fetch('RAILS_MIN_THREADS') { max_threads_count }
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threads min_threads_count, max_threads_count
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# Specifies the `worker_timeout` threshold that Puma will use to wait before
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# terminating a worker in development environments.
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#
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worker_timeout 3600 if ENV.fetch('RAILS_ENV', 'development') == 'development'
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# Specifies the `port` that Puma will listen on to receive requests;
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# default is 3000.
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#
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# XXX: Por alguna razón el puerto en el contenedor es históricamente
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# 3100, aunque en desarrollo es 3000. En algún momento deberíamos
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# establecer un solo puerto.
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if ENV['RAILS_ENV'] == 'production'
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bind 'tcp://[::]:3100'
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else
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sutty = ENV.fetch('SUTTY', 'sutty.local')
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bind "ssl://[::]:3000?key=/etc/ssl/private/#{sutty}.key&cert=/etc/ssl/certs/#{sutty}.crt"
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end
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# Specifies the `environment` that Puma will run in.
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#
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environment ENV.fetch('RAILS_ENV') { 'development' }
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# Specifies the `pidfile` that Puma will use.
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pidfile ENV.fetch('PIDFILE') { 'tmp/pids/server.pid' }
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# Specifies the number of `workers` to boot in clustered mode. Workers
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# are forked webserver processes. If using threads and workers together
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# the concurrency of the application would be max `threads` * `workers`.
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# Workers do not work on JRuby or Windows (both of which do not support
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# processes).
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#
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workers ENV.fetch('WEB_CONCURRENCY') { 2 }
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# Use the `preload_app!` method when specifying a `workers` number.
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# This directive tells Puma to first boot the application and load code
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# before forking the application. This takes advantage of Copy On Write
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# process behavior so workers use less memory.
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#
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preload_app!
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# Allow puma to be restarted by `rails restart` command.
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plugin :tmp_restart
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# If you are preloading your application and using Active Record, it's
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# recommended that you close any connections to the database before workers
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# are forked to prevent connection leakage.
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#
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before_fork do
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ActiveRecord::Base.connection_pool.disconnect! if defined?(ActiveRecord)
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end
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# The code in the `on_worker_boot` will be called if you are using
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# clustered mode by specifying a number of `workers`. After each worker
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# process is booted, this block will be run. If you are using the `preload_app!`
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# option, you will want to use this block to reconnect to any threads
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# or connections that may have been created at application boot, as Ruby
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# cannot share connections between processes.
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#
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on_worker_boot do
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ActiveRecord::Base.establish_connection if defined?(ActiveRecord)
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if Rails.env.production?
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require 'prometheus_exporter/instrumentation'
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PrometheusExporter::Instrumentation::ActiveRecord.start(custom_labels: { type: 'puma_worker' },
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config_labels: %i[database host])
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PrometheusExporter::Instrumentation::Puma.start
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PrometheusExporter::Instrumentation::Process.start(type: 'web')
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end
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end
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