Added fix for "MySQL has gone away" errors with Resque workers.

Ariejan de Vroom
1 parent 1647f46b
Showing 1 changed file with 17 additions and 0 deletions Show diff stats
config/initializers/connection_fix.rb
@@ -0,0 +1,17 @@
+module ActiveRecord::ConnectionAdapters
+  class MysqlAdapter
+    alias_method :execute_without_retry, :execute
+
+    def execute(*args)
+      execute_without_retry(*args)
+    rescue ActiveRecord::StatementInvalid => e
+      if e.message =~ /server has gone away/i
+        warn "Server timed out, retrying"
+        reconnect!
+        retry
+      else
+        raise e
+      end
+    end
+  end
+end
@@ -0,0 +1,17 @@		@@ -0,0 +1,17 @@
	1	+module ActiveRecord::ConnectionAdapters
	2	+ class MysqlAdapter
	3	+ alias_method :execute_without_retry, :execute
	4	+
	5	+ def execute(*args)
	6	+ execute_without_retry(*args)
	7	+ rescue ActiveRecord::StatementInvalid => e
	8	+ if e.message =~ /server has gone away/i
	9	+ warn "Server timed out, retrying"
	10	+ reconnect!
	11	+ retry
	12	+ else
	13	+ raise e
	14	+ end
	15	+ end
	16	+ end
	17	+end