[report] Add new section fstype section under hardware devices

Add new section fstype section under hardware devices which lists
devices by filesystem, based on lsbl -nrpo output. Devices with no
filesystem are placed into unknown section and Ext2/3/4 are put into
section called ext4.

Signed-off-by: Lukas Herbolt <[email protected]>

sos/report/__init__.py

@@ -445,7 +445,8 @@ def _get_hardware_devices(self):
                 'fibre': self._get_fibre_devs()
             },
             'network': self._get_network_devs(),
-            'namespaced_network': self._get_network_namespace_devices()
+            'namespaced_network': self._get_network_namespace_devices(),
+            'fstype': self._get_devices_by_fstype()
         }
 
     def _check_container_runtime(self):
@@ -680,6 +681,21 @@ def _get_network_namespaces(self):
                 out_ns.append(line.partition(' ')[0])
         return out_ns
 
+    def _get_devices_by_fstype(self):
+        _dev_fstypes = {}
+        _devs = sos_get_command_output("lsblk -nrpo FSTYPE,NAME")
+        if _devs['status'] != 0:
+            return _dev_fstypes
+        for line in (_devs['output'].splitlines()):
+            helper = line.strip().split()
+            if len(helper) == 1:
+                helper.insert(0, 'unknown')
+            if "ext" in helper[0]:
+                helper[0] = 'ext4'
+            _dev_fstypes.setdefault(helper[0], [])
+            _dev_fstypes[helper[0]].append(helper[1])
+        return _dev_fstypes
+
     def get_commons(self):
         return {
             'cmddir': self.cmddir,