testhelper: add option to allow direct access to share

Allow users to provide a direct access to the shar under
share["backend"]["path"]

This can be used to set up a test by performing operations directly on
the underlying filesystem before the test is run over SMB.

Signed-off-by: Sachin Prabhu <[email protected]>

Author: spuiuk

selftest/test-info1.yml

@@ -19,6 +19,8 @@ shares:
     backend:
       # If present override default backend filesystem
       name: cephfs.vfs
+      # if present, provide access to backend filesystem
+      path: /mnt/backend/export1
     # If present, use these credentials to perform the
     # tests for this share
     users:

selftest/test_testhelper.py

@@ -9,6 +9,7 @@ def test_read_yaml1():
     assert export1["server"] == "hostname1"
     assert export1["path"] == "/mnt/share/export1-cephfs-vfs"
     assert export1["backend"]["name"] == "cephfs.vfs"
+    assert export1["backend"]["path"] == "/mnt/backend/export1"
     assert "user1" not in export1["users"]
     assert "test2" in export1["users"]
     assert export1["users"]["test2"] == "x"
@@ -17,6 +18,7 @@ def test_read_yaml1():
     assert export2["server"] == "server_name"
     assert "path" not in export2
     assert export2["backend"]["name"] == "glusterfs"
+    assert export2["backend"]["path"] is None
     assert "test2" not in export2["users"]
     assert "user2" in export2["users"]
     assert export2["users"]["user2"] == "user2password"

test-info.yml.example

@@ -19,6 +19,8 @@ shares:
     backend:
       # If present override default backend filesystem
       name: cephfs.vfs
+      # If present, provide access to backend filesystem
+      path: /mnt/backend/export1
     # If present, use these credentials to perform the
     # tests for this share
     users:

testhelper/testhelper.py

@@ -54,10 +54,11 @@ def read_yaml(test_info_file):
             shares[sharename] = {"name": sharename}
         share = shares[sharename]
         share.setdefault("name", sharename)
-        share.setdefault("backend", {})
         share.setdefault("server", default_server)
         share.setdefault("users", default_users)
+        share.setdefault("backend", {})
         share["backend"].setdefault("name", default_backend)
+        share["backend"].setdefault("path", None)
 
     test_info["shares"] = shares
 

tox.ini

@@ -39,6 +39,7 @@ commands = pytest -vrfEsxXpP testcases/consistency
 deps =
     pytest
     pyyaml
+    pysmb
 changedir = {toxinidir}/selftest
 commands = pytest -vrfEsxXpP .