Fix template module incorrectly handling mode when dest is a directory

Fixes #9350

lib/ansible/modules/core

@@ -1 +1 @@
-Subproject commit 5af8d55b0365a5c3278c43b5424bf5f2ddf897b8
+Subproject commit fa6d74a97054d5d5123696d1af94b31ac1a65237

lib/ansible/runner/action_plugins/template.py

@@ -133,9 +133,12 @@ class ActionModule(object):
             # when running the file module based on the template data, we do
             # not want the source filename (the name of the template) to be used,
             # since this would mess up links, so we clear the src param and tell
-            # the module to follow links
+            # the module to follow links.  When doing that, we have to set
+            # original_basename to the template just in case the dest is
+            # a directory.
             new_module_args = dict(
                 src=None,
+                original_basename=os.path.basename(source),
                 follow=True,
             )
             # be sure to inject the check mode param into the module args and

test/integration/roles/test_template/tasks/main.yml

@@ -60,7 +60,40 @@
   register: file_result
 
 - name: ensure file mode did not change
-  assert: 
+  assert:
-    that: 
+    that:
       - "file_result.changed != True"
-        
+
+# VERIFY dest as a directory does not break file attributes
+# Note: expanduser is needed to go down the particular codepath that was broken before
+- name: setup directory for test
+  file: state=directory dest={{output_dir | expanduser}}/template-dir mode=0755 owner=nobody group=nobody
+
+- name: set file mode when the destination is a directory
+  template: src=foo.j2 dest={{output_dir | expanduser}}/template-dir/ mode=0600 owner=root group=root
+
+- name: set file mode when the destination is a directory
+  template: src=foo.j2 dest={{output_dir | expanduser}}/template-dir/ mode=0600 owner=root group=root
+  register: file_result
+
+- name: check that the file has the correct attributes
+  stat: path={{output_dir | expanduser}}/template-dir/foo.j2
+  register: file_attrs
+
+- assert:
+    that:
+      - "file_attrs.stat.gid == 0"
+      - "file_attrs.stat.uid == 0"
+      - "file_attrs.stat.pw_name == 'root'"
+      - "file_attrs.stat.mode == '0600'"
+
+- name: check that the containing directory did not change attributes
+  stat: path={{output_dir | expanduser}}/template-dir/
+  register: dir_attrs
+
+- assert:
+    that:
+      - "dir_attrs.stat.gid != 0"
+      - "dir_attrs.stat.uid != 0"
+      - "dir_attrs.stat.pw_name == 'nobody'"
+      - "dir_attrs.stat.mode == '0755'"