From 585963ae1f48474605aa7f991a63d3a9d16bb1d4 Mon Sep 17 00:00:00 2001
From: Victor Costa <vfcosta@gmail.com>
Date: Thu, 30 Oct 2014 08:51:16 -0300
Subject: [PATCH] Restart with zero downtime

---
 etc/init.d/noosfero |  7 +++++--
 script/production   | 14 +++++++++++---
 2 files changed, 16 insertions(+), 5 deletions(-)

diff --git a/etc/init.d/noosfero b/etc/init.d/noosfero
index c06aae9..c7bcece 100755
--- a/etc/init.d/noosfero
+++ b/etc/init.d/noosfero
@@ -115,8 +115,11 @@ do_stop() {
 }
 
 do_restart() {
-  do_stop
-  do_start
+  if running; then
+    main_script restart
+  else
+    do_start
+  fi
 }
 
 running(){
diff --git a/script/production b/script/production
index 1a8fb61..6403f12 100755
--- a/script/production
+++ b/script/production
@@ -45,6 +45,16 @@ do_stop() {
     stop_via_pid_file tmp/pids/delayed_job.pid tmp/pids/delayed_job.*.pid tmp/pids/feed-updater.*.pid
 }
 
+do_restart() {
+  rake db:migrate SCHEMA=/dev/null
+  environments_loop stop ||
+    stop_via_pid_file tmp/pids/delayed_job.pid tmp/pids/delayed_job.*.pid tmp/pids/feed-updater.*.pid
+  environments_loop start
+
+  clear_cache
+  ruby -S thin -C config/thin.yml restart --onebyone
+}
+
 stop_via_pid_file() {
   for pidfile in $@; do
     if [ -e "$pidfile" ]; then
@@ -84,9 +94,7 @@ case "$ACTION" in
     ;;
 
   restart)
-    do_stop
-    sleep 1
-    do_start
+    do_restart
     ;;
 
   *)
--
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