[Kimchi-devel] [PATCH 4/6 - V2] [Memory HotPlug] Add parameters checking and documentation to memory device API

[Rodrigo Trujillo]

This patch add necessary restrictions to new API, avoiding and warning
user about basic mistakes.
The restriction is basically: pass "amount" parameter, which must be an
integer.

Signed-off-by: Rodrigo Trujillo <rodrigo.trujillo at linux.vnet.ibm.com>
---
 docs/API.md         | 16 ++++++++++++++++
 src/kimchi/API.json | 14 +++++++++++++-
 src/kimchi/i18n.py  |  2 ++
 3 files changed, 31 insertions(+), 1 deletion(-)

diff --git a/docs/API.md b/docs/API.md
index 71f2539..4f05dc0 100644
--- a/docs/API.md
+++ b/docs/API.md
@@ -223,6 +223,22 @@ Represents a snapshot of the Virtual Machine's primary monitor.
 **URI:** /vms/*:name*/snapshots/current
 * **GET**: Retrieve current snapshot information for the virtual machine.
 
+### Sub-collection: Virtual Machine Memory Device
+**URI:** /vms/*:name*/memdevices
+* **GET**: Retrieve a list of all devices attached to given virtual machine.
+* **POST**: Attach new 1GB memory devices to virtual machine. Attach as many
+            as the amount given, and only if there are slots available.
+    * amount: An integer representing the total of GB to be attached to VM.
+
+### Sub-resource: memdevice
+**URI:** /vms/*:name*/memdevices/*:memdevice*
+* **GET**: Retrive the memory device information from VM xml.
+           ":memdevice" is the slot or position in the xml, starting from 0.
+    * slot: The slot or position in the VM xml.
+    * node: The NUMA node where the device is associated. '0' by default.
+    * size: The total of memory of the device.
+
+
 ### Collection: Templates
 
 **URI:** /templates
diff --git a/src/kimchi/API.json b/src/kimchi/API.json
index a6330ae..569f8a8 100644
--- a/src/kimchi/API.json
+++ b/src/kimchi/API.json
@@ -831,6 +831,18 @@
                 }
             },
             "error": "KCHAPI0001E"
-        }
+        },
+	"vmmemdevices_create": {
+	    "type": "object",
+	    "error": "KCHMEMDEV0003E",
+	    "properties": {
+		"amount": {
+		    "description": "Amount of memory in GB to be attached to VM.",
+		    "type": "integer",
+		    "required": true,
+		    "error": "KCHMEMDEV0004E"
+		}
+	    }
+	}
     }
 }
diff --git a/src/kimchi/i18n.py b/src/kimchi/i18n.py
index 7085530..e6e00b8 100644
--- a/src/kimchi/i18n.py
+++ b/src/kimchi/i18n.py
@@ -342,4 +342,6 @@ messages = {
 
     "KCHMEMDEV0001E": _("Host's libvirt version does not support memory devices. Libvirt must be >= 1.2.14"),
     "KCHMEMDEV0002E": _("Error attaching memory device. Details: %(error)s"),
+    "KCHMEMDEV0003E": _("Parameter 'amount' is required."),
+    "KCHMEMDEV0004E": _("Amount of memory (GB) to be attached is required and must be an integer."),
 }
-- 
2.1.0