spdkcli: add iSCSI bdev create and delete

Change-Id: I7e1fedf1df44e0d9c415983134842037c37584b2
Signed-off-by: Karol Latecki <karol.latecki@intel.com>
Reviewed-on: https://review.gerrithub.io/416701
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-by: Daniel Verkamp <daniel.verkamp@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>

scripts/spdkcli/ui_node.py

@@ -57,6 +57,7 @@ class UIBdevs(UINode):
         UISplitBdev(self)
         UIPmemBdev(self)
         UIRbdBdev(self)
+        UIiSCSIBdev(self)
 
     def ui_command_delete(self, name):
         """
@@ -391,6 +392,40 @@ class UIRbdBdev(UIBdev):
         self.refresh()
 
 
+class UIiSCSIBdev(UIBdev):
+    def __init__(self, parent):
+        UIBdev.__init__(self, "iSCSI", parent)
+
+    def ui_command_create(self, name, url, initiator_iqn):
+        """
+        Create iSCSI bdev in configuration by connecting to remote
+        iSCSI target.
+
+        Arguments:
+        name - name to be used as an ID for created iSCSI bdev.
+        url - iscsi url pointing to LUN on remote iSCSI target.
+              Example: iscsi://127.0.0.1:3260/iqn.2018-06.org.spdk/0.
+        initiator_iqn - IQN to use for initiating connection with the target.
+        """
+        ret_name = self.get_root().create_iscsi_bdev(name=name,
+                                                     url=url,
+                                                     initiator_iqn=initiator_iqn)
+        self.shell.log.info(ret_name)
+        self.get_root().refresh()
+        self.refresh()
+
+    def ui_command_delete(self, name):
+        """
+        Deletes iSCSI bdev from configuration.
+
+        Arguments:
+        name - name of the iscsi bdev to be deleted.
+        """
+        self.get_root().delete_iscsi_bdev(name=name)
+        self.get_root().refresh()
+        self.refresh()
+
+
 class UIBdevObj(UINode):
     def __init__(self, bdev, parent):
         self.bdev = bdev

scripts/spdkcli/ui_root.py

@@ -56,6 +56,13 @@ class UIRoot(UINode):
     def delete_malloc_bdev(self, **kwargs):
         rpc.bdev.delete_malloc_bdev(self.client, **kwargs)
 
+    def create_iscsi_bdev(self, **kwargs):
+        response = rpc.bdev.construct_iscsi_bdev(self.client, **kwargs)
+        return response
+
+    def delete_iscsi_bdev(self, **kwargs):
+        rpc.bdev.delete_iscsi_bdev(self.client, **kwargs)
+
     def create_aio_bdev(self, **kwargs):
         response = rpc.bdev.construct_aio_bdev(self.client, **kwargs)
         return self.print_array(response)