[PATCH pynfs v3 14/26] server41tests: add test for RENAME event notifications

Request a dir delegation with RENAME_ENTRY notifications. Create a
file, then rename it from a second client. Verify the server sends
a CB_NOTIFY with the correct RENAME event.

Signed-off-by: Jeff Layton <[email protected]>
---
 nfs4.1/server41tests/st_dir_deleg.py | 47 ++++++++++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+)

diff --git a/nfs4.1/server41tests/st_dir_deleg.py b/nfs4.1/server41tests/st_dir_deleg.py
index e906633a7972..00d74b2c7300 100644
--- a/nfs4.1/server41tests/st_dir_deleg.py
+++ b/nfs4.1/server41tests/st_dir_deleg.py
@@ -460,3 +460,50 @@ def testDirDelegAdd(t, env):
         fail("Expected ADD notification, got %d" % evt_type)
     if evt.nad_new_entry.ne_file != env.testname(t):
         fail("Wrong entry name in ADD notification")
+
+def testDirDelegRename(t, env):
+    """Create a dir_deleg that accepts notification of RENAME events
+
+    FLAGS: dirdeleg all
+    CODE: DIRDELEG11
+    """
+    c = env.c1
+    cb = threading.Event()
+
+    sess1, fh, deleg = _getDirDeleg(t, env,
+                                     [NOTIFY4_RENAME_ENTRY,
+                                      NOTIFY4_GFLAG_EXTEND], cb)
+
+    claim = open_claim4(CLAIM_NULL, env.testname(t))
+    owner = open_owner4(0, b"owner")
+    how = openflag4(OPEN4_CREATE, createhow4(GUARDED4, {FATTR4_SIZE:0}))
+    open_op = [ op.putfh(fh), op.open(0,
+                                      OPEN4_SHARE_ACCESS_WRITE | OPEN4_SHARE_ACCESS_WANT_NO_DELEG,
+                                      OPEN4_SHARE_DENY_NONE, owner, how, claim), op.getfh() ]
+    res = sess1.compound(open_op)
+    check(res)
+    open_stateid = res.resarray[-2].stateid
+    file_fh = res.resarray[-1].object
+    close_file(sess1, file_fh, stateid=open_stateid)
+
+    sess2 = c.new_client_session(b"%s_2" % env.testname(t))
+    topdir = c.homedir + [t.code.encode('utf8')]
+    oldpath = topdir + [env.testname(t)]
+    newpath = topdir + [b"%s_2" % env.testname(t)]
+    res = rename_obj(sess2, oldpath, newpath)
+    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_RENAME_ENTRY:
+        fail("Expected RENAME notification, got %d" % evt_type)
+    if evt.nrn_old_entry.nrm_old_entry.ne_file != env.testname(t):
+        fail("Wrong old entry name in RENAME notification")

-- 
2.54.0