mirror of
https://github.com/discourse/discourse.git
synced 2024-12-01 00:33:44 +08:00
81 lines
2.7 KiB
Ruby
81 lines
2.7 KiB
Ruby
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# See http://unicorn.bogomips.org/Unicorn/Configurator.html
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discourse_path = File.expand_path(File.expand_path(File.dirname(__FILE__)) + "/../")
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# tune down if not enough ram
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worker_processes 2
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working_directory discourse_path
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listen 8080, :tcp_nopush => true
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# nuke workers after 30 seconds instead of 60 seconds (the default)
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timeout 30
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# feel free to point this anywhere accessible on the filesystem
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pid "#{discourse_path}/tmp/pids/unicorn.pid"
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# By default, the Unicorn logger will write to stderr.
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# Additionally, some applications/frameworks log to stderr or stdout,
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# so prevent them from going to /dev/null when daemonized here:
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stderr_path "#{discourse_path}/log/unicorn.stderr.log"
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stdout_path "#{discourse_path}/log/unicorn.stdout.log"
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# important for Ruby 2.0
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preload_app true
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# Enable this flag to have unicorn test client connections by writing the
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# beginning of the HTTP headers before calling the application. This
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# prevents calling the application for connections that have disconnected
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# while queued. This is only guaranteed to detect clients on the same
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# host unicorn runs on, and unlikely to detect disconnects even on a
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# fast LAN.
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check_client_connection false
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initialized = false
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before_fork do |server, worker|
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unless initialized
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# load up the yaml for the localization bits, in master process
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I18n.t(:posts)
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# get rid of rubbish so we don't share it
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GC.start
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end
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ActiveRecord::Base.connection.disconnect!
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$redis.client.disconnect
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#TODO
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# at this point we want to fork out sidekiq, it will let us reuse the shared memory
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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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#
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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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ActiveRecord::Base.establish_connection
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$redis.client.reconnect
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Rails.cache.reconnect
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MessageBus.after_fork
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end
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