Change DataSourceNoCloud to ignore file system label's case.

NoCloud data source now accepts both 'cidata' and 'CIDATA'
as filesystem labels. This is similar to DataSourceConfigDrive's
support for 'config-2' and 'CONFIG-2'.

1 files changed, 17 insertions, 0 deletions

diff --git a/tests/unittests/test_ds_identify.py b/tests/unittests/test_ds_identify.py
index d00c1b4b..8c18aa1a 100644
--- a/tests/unittests/test_ds_identify.py
+++ b/tests/unittests/test_ds_identify.py
@@ -520,6 +520,10 @@ class TestDsIdentify(DsIdentifyBase):
         """NoCloud is found with iso9660 filesystem on non-cdrom disk."""
         self._test_ds_found('NoCloud')
 
+    def test_nocloud_upper(self):
+        """NoCloud is found with uppercase filesystem label."""
+        self._test_ds_found('NoCloudUpper')
+
     def test_nocloud_seed(self):
         """Nocloud seed directory."""
         self._test_ds_found('NoCloud-seed')
@@ -713,6 +717,19 @@ VALID_CFG = {
             'dev/vdb': 'pretend iso content for cidata\n',
         }
     },
+    'NoCloudUpper': {
+        'ds': 'NoCloud',
+        'mocks': [
+            MOCK_VIRT_IS_KVM,
+            {'name': 'blkid', 'ret': 0,
+             'out': blkid_out(
+                 BLKID_UEFI_UBUNTU +
+                 [{'DEVNAME': 'vdb', 'TYPE': 'iso9660', 'LABEL': 'CIDATA'}])},
+        ],
+        'files': {
+            'dev/vdb': 'pretend iso content for cidata\n',
+        }
+    },
     'NoCloud-seed': {
         'ds': 'NoCloud',
         'files': {