50 lines
1.7 KiB
Ruby
50 lines
1.7 KiB
Ruby
require_relative "load_config"
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port = ENV["PORT"]
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port = port && !port.empty? ? port.to_i : nil
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listen port || AppConfig.server.listen.get unless RACKUP[:set_listener]
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pid AppConfig.server.pid.get
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worker_processes AppConfig.server.unicorn_worker.to_i
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timeout AppConfig.server.unicorn_timeout.to_i
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stderr_path AppConfig.server.stderr_log.get if AppConfig.server.stderr_log?
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stdout_path AppConfig.server.stdout_log.get if AppConfig.server.stdout_log?
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preload_app true
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@sidekiq_pid = nil
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before_fork do |_server, _worker|
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ActiveRecord::Base.connection.disconnect! # preloading app in master, so reconnect to DB
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# disconnect redis if in use
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unless AppConfig.environment.single_process_mode?
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Sidekiq.redis {|redis| redis.client.disconnect }
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end
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if AppConfig.server.embed_sidekiq_worker?
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@sidekiq_pid ||= spawn("bin/bundle exec sidekiq")
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end
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end
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after_fork do |server, worker|
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Logging.reopen # reopen logfiles to obtain a new file descriptor
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ActiveRecord::Base.establish_connection # preloading app in master, so reconnect to DB
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# We don't generate uuids in the frontend, but let's be on the safe side
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UUID.generator.next_sequence
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# Check for an old master process from a graceful restart
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old_pid = "#{AppConfig.server.pid.get}.oldbin"
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if File.exist?(old_pid) && server.pid != old_pid
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begin
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# Remove a worker from the old master when we fork a new one (TTOU)
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# Except for the last worker forked by this server, which kills the old master (QUIT)
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signal = (worker.nr + 1) >= server.worker_processes ? :QUIT : :TTOU
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Process.kill(signal, File.read(old_pid).to_i)
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rescue Errno::ENOENT, Errno::ESRCH
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# someone else did our job for us
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end
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end
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end
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