gistfile1.txt

diff --git a/lib/ansible/runner/__init__.py b/lib/ansible/runner/__init__.py
index 1755879..d305a38 100644
--- a/lib/ansible/runner/__init__.py
+++ b/lib/ansible/runner/__init__.py
@@ -411,6 +411,7 @@ class Runner(object):
         inject = utils.combine_vars(inject, self.module_vars)
         inject = utils.combine_vars(inject, self.setup_cache[host])
         inject.setdefault('ansible_ssh_user', self.remote_user)
+        inject.setdefault('ansible_connection', host_connection)
         inject['hostvars'] = HostVars(self.setup_cache, self.inventory)
         inject['group_names'] = host_variables.get('group_names', [])
         inject['groups']      = self.inventory.groups_list()

This would be really helpful.