Make fcgi handler respond to TERM signals with an explicit exit

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@2847 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

railties/CHANGELOG

@@ -1,5 +1,7 @@
 *SVN*
 
+* Make fcgi handler respond to TERM signals with an explicit exit [Jamis Buck]
+
 * Added demonstration of fixture use to the test case generated by the model generator [DHH]
 
 * If specified, pass PostgreSQL client character encoding to createdb.  #2703 [Kazuhiko <kazuhiko@fdiary.net>]

railties/lib/fcgi_handler.rb

@@ -6,7 +6,7 @@ require 'rbconfig'
 class RailsFCGIHandler
   SIGNALS = {
     'HUP'  => :reload,
-    'TERM' => :exit,
+    'TERM' => :exit_now,
     'USR1' => :exit,
     'USR2' => :restart
   }
@@ -117,6 +117,11 @@ class RailsFCGIHandler
       dispatcher_log :warn, "Ignoring unsupported signal #{signal}."
     end
 
+    def exit_now_handler(signal)
+      dispatcher_log :info, "asked to terminate immediately"
+      exit
+    end
+
     def exit_handler(signal)
       dispatcher_log :info, "asked to terminate ASAP"
       @when_ready = :exit

railties/test/fcgi_dispatcher_test.rb

@@ -30,6 +30,10 @@ class RailsFCGIHandler
   def restore!
     @reloaded = true
   end
+  
+  def reload!
+    @reloaded = true
+  end
 
   alias_method :old_run_gc!, :run_gc!
   def run_gc!
@@ -62,7 +66,7 @@ class RailsFCGIHandlerTest < Test::Unit::TestCase
     @handler.send_signal("HUP")
     @handler.thread.join
     assert_nil @handler.exit_code
-    assert_nil @handler.when_ready
+    assert_equal :reload, @handler.when_ready
     assert @handler.reloaded
   end
 
@@ -74,6 +78,7 @@ class RailsFCGIHandlerTest < Test::Unit::TestCase
     @handler.thread.join
     assert_nil @handler.exit_code
     assert_equal :reload, @handler.when_ready
+    assert @handler.reloaded
   end
 
   def test_interrupted_via_USR1_when_not_in_request
@@ -95,6 +100,16 @@ class RailsFCGIHandlerTest < Test::Unit::TestCase
     assert_nil @handler.exit_code
     assert_equal :exit, @handler.when_ready
   end
+  
+  def test_interrupted_via_TERM
+    Dispatcher.time_to_sleep = 1
+    @handler.thread = Thread.new { @handler.process! }
+    sleep 0.1 # let the thread get started
+    @handler.send_signal("TERM")
+    @handler.thread.join
+    assert_equal 0, @handler.exit_code
+    assert_nil @handler.when_ready
+  end
 
   %w(RuntimeError SignalException).each do |exception|
     define_method("test_#{exception}_in_fcgi") do