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-rw-r--r--activerecord/lib/active_record/connection_adapters/abstract_adapter.rb25
1 files changed, 24 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb
index d4b9e301bc..5747e4d1ee 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb
@@ -184,7 +184,30 @@ module ActiveRecord
# this method must only be called while holding connection pool's mutex
def expire
- @owner = nil
+ if in_use?
+ if @owner != Thread.current
+ raise ActiveRecordError, "Cannot expire connection, " <<
+ "it is owned by a different thread: #{@owner}. " <<
+ "Current thread: #{Thread.current}."
+ end
+
+ @owner = nil
+ else
+ raise ActiveRecordError, 'Cannot expire connection, it is not currently leased.'
+ end
+ end
+
+ # this method must only be called while holding connection pool's mutex (and a desire for segfaults)
+ def steal! # :nodoc:
+ if in_use?
+ if @owner != Thread.current
+ pool.send :remove_connection_from_thread_cache, self, @owner
+
+ @owner = Thread.current
+ end
+ else
+ raise ActiveRecordError, 'Cannot steal connection, it is not currently leased.'
+ end
end
def unprepared_statement