[nancy][gros] Add PDU definitions (and DNS names) for wattmeters

data/grid5000/sites/nancy/pdus/gros-wattmetre1.json

+{
+  "ip": "172.16.79.18",
+  "model": "",
+  "ports": {
+  },
+  "sensors": [
+    {
+      "power": {
+        "per_outlets": true,
+        "resolution": 1,
+        "wattmetre": {
+          "available": true,
+          "unit": "W",
+          "www": {
+            "url": "http://wattmetre.nancy.grid5000.fr/GetWatts-json.php"
+          }
+        }
+      }
+    }
+  ],
+  "type": "pdu",
+  "uid": "gros-wattmetre1",
+  "vendor": "OmegaWatt"
+}
\ No newline at end of file

data/grid5000/sites/nancy/pdus/gros-wattmetre2.json

+{
+  "ip": "172.16.79.18",
+  "model": "",
+  "ports": {
+  },
+  "sensors": [
+    {
+      "power": {
+        "per_outlets": true,
+        "resolution": 1,
+        "wattmetre": {
+          "available": true,
+          "unit": "W",
+          "www": {
+            "url": "http://wattmetre.nancy.grid5000.fr/GetWatts-json.php"
+          }
+        }
+      }
+    }
+  ],
+  "type": "pdu",
+  "uid": "gros-wattmetre2",
+  "vendor": "OmegaWatt"
+}
\ No newline at end of file

data/grid5000/sites/nancy/pdus/gros-wattmetre3.json

+{
+  "ip": "172.16.79.18",
+  "model": "",
+  "ports": {
+  },
+  "sensors": [
+    {
+      "power": {
+        "per_outlets": true,
+        "resolution": 1,
+        "wattmetre": {
+          "available": true,
+          "unit": "W",
+          "www": {
+            "url": "http://wattmetre.nancy.grid5000.fr/GetWatts-json.php"
+          }
+        }
+      }
+    }
+  ],
+  "type": "pdu",
+  "uid": "gros-wattmetre3",
+  "vendor": "OmegaWatt"
+}
\ No newline at end of file

data/grid5000/sites/nancy/servers/srv3.json

 {
   "alias": [
-
+    "wattmetre"
   ],
   "kind": "physical",
   "monitoring": {

input/grid5000/sites/nancy/pdus.yaml

@@ -176,3 +176,43 @@ pdus:
   gros-pdu8:
     ip: 172.17.79.249
     mac: 28:29:86:12:28:60
+
+  gros-wattmetre1:
+    vendor: OmegaWatt
+    model: ''
+    ip: 172.16.79.18
+    sensors:
+      - power:
+          resolution: 1
+          per_outlets: true
+          wattmetre:
+            available: true
+            unit: W
+            www:
+              url: "http://wattmetre.nancy.grid5000.fr/GetWatts-json.php"
+  gros-wattmetre2:
+    vendor: OmegaWatt
+    model: ''
+    ip: 172.16.79.18
+    sensors:
+      - power:
+          resolution: 1
+          per_outlets: true
+          wattmetre:
+            available: true
+            unit: W
+            www:
+              url: "http://wattmetre.nancy.grid5000.fr/GetWatts-json.php"
+  gros-wattmetre3:
+    vendor: OmegaWatt
+    model: ''
+    ip: 172.16.79.18
+    sensors:
+      - power:
+          resolution: 1
+          per_outlets: true
+          wattmetre:
+            available: true
+            unit: W
+            www:
+              url: "http://wattmetre.nancy.grid5000.fr/GetWatts-json.php"

input/grid5000/sites/nancy/servers/servers.yaml

@@ -283,7 +283,7 @@ talc-data2:
 
 srv3:
   kind: physical
-  alias: []
+  alias: [wattmetre]
   warranty: 2026-07
   serial: FKHBSY2
   network_adapters: