31 lines
917 B
Ruby
31 lines
917 B
Ruby
# frozen_string_literal: true
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if ENV['ENABLE_SIDEKIQ_CLUSTER']
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Thread.new do
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Thread.current.abort_on_exception = true
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parent = Process.ppid
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loop do
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sleep(5)
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# In cluster mode it's possible that the master process is SIGKILL'd. In
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# this case the parent PID changes and we need to terminate ourselves.
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if Process.ppid != parent
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Process.kill(:TERM, Process.pid)
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# Allow sidekiq to cleanly terminate and push any running jobs back
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# into the queue. We use the configured timeout and add a small
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# grace period
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sleep(Sidekiq.options[:timeout] + 5)
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# Signaling the Sidekiq Pgroup as KILL is not forwarded to
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# a possible child process. In Sidekiq Cluster, all child Sidekiq
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# processes are PGROUP leaders (each process has its own pgroup).
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Process.kill(:KILL, 0)
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break
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end
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end
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end
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end
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