[PATCH pynfs v2 17/25] server41tests: test mkdir triggers ADD notification

[Jeff Layton <jlayton@kernel.org>]

Request a dir delegation with ADD_ENTRY notifications. Create a
subdirectory from a second client. Verify the server sends a
CB_NOTIFY with the correct ADD event.

Signed-off-by: Jeff Layton <jlayton@kernel.org>
---
 nfs4.1/server41tests/st_dir_deleg.py | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/nfs4.1/server41tests/st_dir_deleg.py b/nfs4.1/server41tests/st_dir_deleg.py
index e4d922be9d2c..282fbbb9e09c 100644
--- a/nfs4.1/server41tests/st_dir_deleg.py
+++ b/nfs4.1/server41tests/st_dir_deleg.py
@@ -572,3 +572,36 @@ def testDirDelegDirAttrs(t, env):
 
     if not found_dir_attrs:
         fail("No CHANGE_DIR_ATTRS notification found")
+
+def testDirDelegMkdir(t, env):
+    """Verify mkdir triggers ADD notification
+
+    FLAGS: dirdeleg all
+    CODE: DIRDELEG14
+    """
+    c = env.c1
+    cb = threading.Event()
+    sess1, fh, deleg = _getDirDeleg(t, env,
+                                     [NOTIFY4_ADD_ENTRY,
+                                      NOTIFY4_GFLAG_EXTEND], cb)
+
+    sess2 = c.new_client_session(b"%s_2" % env.testname(t))
+    topdir = c.homedir + [t.code.encode('utf8')]
+    subdir = topdir + [env.testname(t)]
+    res = create_obj(sess2, subdir)
+    check(res)
+
+    completed = cb.wait(2)
+
+    delegreturn_op = [ op.putfh(fh), op.delegreturn(deleg) ]
+    res = sess1.compound(delegreturn_op)
+    check(res)
+
+    if (not completed or not cb.got_notify):
+        fail("Didn't receive a CB_NOTIFY from the server!")
+
+    evt_type, evt = decode_notify_event(cb.changes[0])
+    if evt_type != NOTIFY4_ADD_ENTRY:
+        fail("Expected ADD notification, got %d" % evt_type)
+    if evt.nad_new_entry.ne_file != env.testname(t):
+        fail("Wrong directory name in ADD notification")

-- 
2.53.0