forked from mirrors/nixpkgs
70 lines
2.6 KiB
Ruby
70 lines
2.6 KiB
Ruby
worker_processes 3
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listen ENV["UNICORN_PATH"] + "/tmp/sockets/gitlab.socket", :backlog => 1024
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listen "/run/gitlab/gitlab.socket", :backlog => 1024
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working_directory ENV["GITLAB_PATH"]
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pid ENV["UNICORN_PATH"] + "/tmp/pids/unicorn.pid"
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timeout 60
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# combine Ruby 2.0.0dev or REE with "preload_app true" for memory savings
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# http://rubyenterpriseedition.com/faq.html#adapt_apps_for_cow
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preload_app true
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GC.respond_to?(:copy_on_write_friendly=) and
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GC.copy_on_write_friendly = true
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check_client_connection false
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before_fork do |server, worker|
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# the following is highly recommended for Rails + "preload_app true"
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# as there's no need for the master process to hold a connection
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defined?(ActiveRecord::Base) and
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ActiveRecord::Base.connection.disconnect!
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# The following is only recommended for memory/DB-constrained
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# installations. It is not needed if your system can house
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# twice as many worker_processes as you have configured.
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#
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# This allows a new master process to incrementally
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# phase out the old master process with SIGTTOU to avoid a
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# thundering herd (especially in the "preload_app false" case)
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# when doing a transparent upgrade. The last worker spawned
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# will then kill off the old master process with a SIGQUIT.
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old_pid = "#{server.config[:pid]}.oldbin"
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if old_pid != server.pid
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begin
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sig = (worker.nr + 1) >= server.worker_processes ? :QUIT : :TTOU
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Process.kill(sig, File.read(old_pid).to_i)
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rescue Errno::ENOENT, Errno::ESRCH
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end
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end
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# Throttle the master from forking too quickly by sleeping. Due
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# to the implementation of standard Unix signal handlers, this
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# helps (but does not completely) prevent identical, repeated signals
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# from being lost when the receiving process is busy.
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# sleep 1
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end
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after_fork do |server, worker|
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# per-process listener ports for debugging/admin/migrations
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# addr = "127.0.0.1:#{9293 + worker.nr}"
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# server.listen(addr, :tries => -1, :delay => 5, :tcp_nopush => true)
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# the following is *required* for Rails + "preload_app true",
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defined?(ActiveRecord::Base) and
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ActiveRecord::Base.establish_connection
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# reset prometheus client, this will cause any opened metrics files to be closed
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defined?(::Prometheus::Client.reinitialize_on_pid_change) &&
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Prometheus::Client.reinitialize_on_pid_change
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# if preload_app is true, then you may also want to check and
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# restart any other shared sockets/descriptors such as Memcached,
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# and Redis. TokyoCabinet file handles are safe to reuse
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# between any number of forked children (assuming your kernel
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# correctly implements pread()/pwrite() system calls)
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end
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