implement shutdown_timeout and expiry on graceful shutdown

Otherwise, the server may stay running forever if a client chooses
to stay forever (and there is no FD pressure).

1 files changed, 6 insertions, 1 deletions

diff --git a/lib/yahns/config.rb b/lib/yahns/config.rb
index c4c1b41..e48ba4e 100644
--- a/lib/yahns/config.rb
+++ b/lib/yahns/config.rb
@@ -73,6 +73,11 @@ class Yahns::Config # :nodoc:
     end
   end
 
+  def shutdown_timeout(sec)
+    var = _check_in_block(nil, :shutdown_timeout)
+    @set[var] = _check_int(var, sec, 0)
+  end
+
   def worker_processes(nr, &blk)
     var =_check_in_block(nil, :worker_processes)
     @set[var] = _check_int(var, nr, 1)
@@ -392,7 +397,7 @@ class Yahns::Config # :nodoc:
       io.sync = true
     end
 
-    [ :logger, :pid, :worker_processes, :user,
+    [ :logger, :pid, :worker_processes, :user, :shutdown_timeout,
       :worker_atfork_prepare, :worker_atfork_parent, :worker_atfork_child
     ].each do |var|
       val = @set[var]