Add the "discard zero page" action to the hcs array driver

opensvc · Nov 12, 2020 · 81cd05b · 81cd05b
1 parent 1620d7b
commit 81cd05b
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/opensvc/drivers/array/hcs.py b/opensvc/drivers/array/hcs.py
@@ -239,6 +239,14 @@
                 OPT.resource_group,
             ],
         },
+        "discard_zero_page": {
+            "msg": "Reclaim freeable space of a DP volume.",
+            "options": [
+                OPT.id,
+                OPT.naa,
+                OPT.name,
+            ],
+        },
     },
     "List actions": {
         "list_mappings": {
@@ -1165,6 +1173,10 @@ def list_host_link(self, **kwargs):
         return self.get_host_link()
 
 
+    def discard_zero_page(self, id=None, name=None, naa=None, **kwargs):
+        data = self.get_ldev(oid=id, name=name, naa=naa)
+        return self.put("/ldevs/%s/actions/discard-zero-page/invoke" % data["ldevId"])
+
     @staticmethod
     def fmt_lun_path(port_id, hostgroup_id, lun_id):
         return ",".join([str(port_id), str(hostgroup_id), str(lun_id)])