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-rw-r--r--lib/unicorn/configurator.rb21
-rw-r--r--lib/unicorn/http_server.rb4
2 files changed, 23 insertions, 2 deletions
diff --git a/lib/unicorn/configurator.rb b/lib/unicorn/configurator.rb
index 3329c10..5bad925 100644
--- a/lib/unicorn/configurator.rb
+++ b/lib/unicorn/configurator.rb
@@ -41,6 +41,14 @@ class Unicorn::Configurator
     :before_exec => lambda { |server|
         server.logger.info("forked child re-executing...")
       },
+    :after_worker_exit => lambda { |server, worker, status|
+        m = "reaped #{status.inspect} worker=#{worker.nr rescue 'unknown'}"
+        if status.success?
+          server.logger.info(m)
+        else
+          server.logger.error(m)
+        end
+      },
     :pid => nil,
     :preload_app => false,
     :check_client_connection => false,
@@ -151,6 +159,19 @@ class Unicorn::Configurator
     set_hook(:after_fork, block_given? ? block : args[0])
   end
 
+  # sets after_worker_exit hook to a given block.  This block will be called
+  # by the master process after a worker exits:
+  #
+  #  after_fork do |server,worker,status|
+  #    # status is a Process::Status instance for the exited worker process
+  #    unless status.success?
+  #      server.logger.error("worker process failure: #{status.inspect}")
+  #    end
+  #  end
+  def after_worker_exit(*args, &block)
+    set_hook(:after_worker_exit, block_given? ? block : args[0], 3)
+  end
+
   # sets before_fork got be a given Proc object.  This Proc
   # object will be called by the master process before forking
   # each worker.
diff --git a/lib/unicorn/http_server.rb b/lib/unicorn/http_server.rb
index 35bd100..c2086cb 100644
--- a/lib/unicorn/http_server.rb
+++ b/lib/unicorn/http_server.rb
@@ -15,6 +15,7 @@ class Unicorn::HttpServer
                 :before_fork, :after_fork, :before_exec,
                 :listener_opts, :preload_app,
                 :orig_app, :config, :ready_pipe, :user
+  attr_writer   :after_worker_exit
 
   attr_reader :pid, :logger
   include Unicorn::SocketHelper
@@ -395,8 +396,7 @@ class Unicorn::HttpServer
         proc_name 'master'
       else
         worker = @workers.delete(wpid) and worker.close rescue nil
-        m = "reaped #{status.inspect} worker=#{worker.nr rescue 'unknown'}"
-        status.success? ? logger.info(m) : logger.error(m)
+        @after_worker_exit.call(self, worker, status)
       end
     rescue Errno::ECHILD
       break