new file mode 100644
--- /dev/null
+++ b/http_keepalive_shutdown.t
@@ -0,0 +1,77 @@
+#!/usr/bin/perl
+
+# (C) Sergey Kandaurov
+# (C) Nginx, Inc.
+
+# Tests for http keepalive connections on worker shutdown.
+
+###############################################################################
+
+use warnings;
+use strict;
+
+use Test::More;
+
+BEGIN { use FindBin; chdir($FindBin::Bin); }
+
+use lib 'lib';
+use Test::Nginx qw/ :DEFAULT http_end /;
+
+###############################################################################
+
+select STDERR; $| = 1;
+select STDOUT; $| = 1;
+
+my $t = Test::Nginx->new()->has(qw/http limit_req/)->plan(1);
+
+$t->write_file_expand('nginx.conf', <<'EOF');
+
+%%TEST_GLOBALS%%
+
+daemon off;
+
+events {
+}
+
+http {
+    %%TEST_GLOBALS_HTTP%%
+
+    limit_req_zone  $binary_remote_addr  zone=one:1m  rate=1r/s;
+
+    server {
+        listen       127.0.0.1:8080;
+        server_name  localhost;
+
+        location / {
+            limit_req  zone=one  burst=5;
+        }
+    }
+}
+
+EOF
+
+$t->write_file('test.html', 'XtestX');
+$t->run();
+
+###############################################################################
+
+local $TODO = 'not yet' unless $t->has_version('1.21.6');
+
+# signaling on graceful shutdown to client that keepalive connection is closing
+
+my $s = http(<<EOF, start => 1);
+HEAD /test.html HTTP/1.1
+Host: localhost
+
+HEAD /test.html HTTP/1.1
+Host: localhost
+
+EOF
+
+select undef, undef, undef, 0.1;
+
+$t->stop();
+
+like(http_end($s), qr/Connection: close/, 'connection close on exit');
+
+###############################################################################