40 lines
1.4 KiB
Ruby
40 lines
1.4 KiB
Ruby
root=File.expand_path(File.dirname(__FILE__) + '/..')
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#shared_dir="#{root}/shared"
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working_directory root
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pid "#{root}/pids/unicorn.nemo.pid"
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stderr_path "#{root}/log/unicorn.stderr.log"
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stdout_path "#{root}/log/unicorn.stdout.log"
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listen "#{root}/sockets/unicorn.nemo.sock", :backlog => 64
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listen(8081, backlog: 64) if ENV['RAILS_ENV'] == 'production'
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worker_processes 2
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preload_app true
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timeout 30
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before_fork do |server, worker|
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# the following is highly recomended 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 ActiveRecord::Base.connection.disconnect!
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##
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# When sent a USR2, Unicorn will suffix its pidfile with .oldbin and
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# immediately start loading up a new version of itself (loaded with a new
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# version of our app). When this new Unicorn is completely loaded
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# it will begin spawning workers. The first worker spawned will check to
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# see if an .oldbin pidfile exists. If so, this means we've just booted up
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# a new Unicorn and need to tell the old one that it can now die. To do so
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# we send it a QUIT.
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#
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# Using this method we get 0 downtime deploys.
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old_pid = "#{root}/pids/unicorn.nemo.pid.oldbin"
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if File.exists?(old_pid) && server.pid != old_pid
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begin
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Process.kill("QUIT", 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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