mgr/cephadm: add NFSv3 protocol to cephadm generated ganesha conf

To allow users to use NFSv3 with cephadm deployed
nfs daemons by default

Signed-off-by: Adam King <[email protected]>

Author: adk3798

src/pybind/mgr/cephadm/templates/services/nfs/ganesha.conf.j2

@@ -2,7 +2,7 @@
 NFS_CORE_PARAM {
         Enable_NLM = {{ enable_nlm }};
         Enable_RQUOTA = false;
-        Protocols = 4;
+        Protocols = 3, 4;
         NFS_Port = {{ port }};
         allow_set_io_flusher_fail = true;
 {% if bind_addr %}

src/pybind/mgr/cephadm/tests/test_services.py

@@ -3187,7 +3187,7 @@ def fake_keys():
             'NFS_CORE_PARAM {\n'
             '        Enable_NLM = true;\n'
             '        Enable_RQUOTA = false;\n'
-            '        Protocols = 4;\n'
+            '        Protocols = 3, 4;\n'
             '        NFS_Port = 2049;\n'
             '        allow_set_io_flusher_fail = true;\n'
             '        HAProxy_Hosts = 192.168.122.111, 10.10.2.20, 192.168.122.222;\n'

src/pybind/mgr/nfs/tests/test_nfs.py

@@ -1190,7 +1190,7 @@ def _do_test_create_export_cephfs_with_cmount_path(self):
         assert export.pseudo == "/cephfs3"
         assert export.access_type == "RW"
         assert export.squash == "root"
-        assert export.protocols == [4]
+        assert export.protocols == [3, 4]
         assert export.fsal.name == "CEPH"
         assert export.fsal.user_id == "nfs.foo.myfs.86ca58ef"
         assert export.fsal.cephx_key == "thekeyforclientabc"