statd: add chassis information to ietf-hardware.yang

Signed-off-by: Joachim Wiberg <troglobit@gmail.com>

src/statd/python/cli_pretty/cli_pretty.py

@@ -1631,7 +1631,7 @@ def show_hardware(json):
 
     components = get_json_data({}, json, "ietf-hardware:hardware", "component")
 
-    # Separate components by type
+    motherboard = [c for c in components if c.get("class") == "iana-hardware:chassis"]
     usb_ports = [c for c in components if c.get("class") == "infix-hardware:usb"]
     sensors = [c for c in components if c.get("class") == "iana-hardware:sensor"]
 
@@ -1640,9 +1640,20 @@ def show_hardware(json):
 
     # Display full-width inverted heading
     print(Decore.invert(f"{'HARDWARE COMPONENTS':<{width}}"))
-    print()
 
-    # USB Ports section
+    if motherboard:
+        board = motherboard[0]  # Should only be one
+        Decore.title("Board Information", width)
+
+        if board.get("model-name"):
+            print(f"Model               : {board['model-name']}")
+        if board.get("mfg-name"):
+            print(f"Manufacturer        : {board['mfg-name']}")
+        if board.get("serial-num"):
+            print(f"Serial Number       : {board['serial-num']}")
+        if board.get("hardware-rev"):
+            print(f"Hardware Revision   : {board['hardware-rev']}")
+
     if usb_ports:
         Decore.title("USB Ports", width)
         hdr = (f"{'NAME':<{PadUsbPort.name}}"
@@ -1655,9 +1666,7 @@ def show_hardware(json):
         for component in usb_ports:
             port = USBport(component)
             port.print()
-        print()
 
-    # Sensors section
     if sensors:
         Decore.title("Sensors", width)
         hdr = (f"{'NAME':<{PadSensor.name}}"

src/statd/python/yanger/ietf_hardware.py

@@ -52,30 +52,63 @@ def vpd_components(systemjson):
 def usb_port_components(systemjson):
     usb_ports = systemjson.get("usb-ports", [])
 
-    ports=[]
-    names=[]
+    ports = []
     for usb_port in usb_ports:
-        port={}
+        port = {}
         if usb_port.get("path"):
-            if usb_port["name"] in names:
-                continue
+            # Path now points to the USB device directory, not the attribute
+            base_path = usb_port["path"]
+            authorized_default_path = os.path.join(base_path, "authorized_default")
 
-            path = usb_port["path"]
-            if os.path.basename(path) == "authorized_default":
-                if HOST.exists(path):
-                    names.append(usb_port["name"])
-                    data = int(HOST.read(path))
-                    enabled = "unlocked" if data == 1 else "locked"
-                    port["state"] = {}
-                    port["state"]["admin-state"] = enabled
-                    port["name"] = usb_port["name"]
-                    port["class"] = "infix-hardware:usb"
-                    port["state"]["oper-state"] = "enabled"
-                    ports.append(port)
+            if HOST.exists(authorized_default_path):
+                data = int(HOST.read(authorized_default_path))
+                enabled = "unlocked" if data == 1 else "locked"
+                port["state"] = {}
+                port["state"]["admin-state"] = enabled
+                port["name"] = usb_port["name"]
+                port["class"] = "infix-hardware:usb"
+                port["state"]["oper-state"] = "enabled"
+                ports.append(port)
 
     return ports
 
 
+def motherboard_component(systemjson):
+    """
+    Create a mainboard/chassis component from system.json data.
+    This provides a standard ietf-hardware representation of the main board.
+    """
+    component = {
+        "name": "mainboard",
+        "class": "iana-hardware:chassis",
+    }
+
+    # Add manufacturer if available (from VPD or defaults)
+    if systemjson.get("vendor"):
+        component["mfg-name"] = systemjson["vendor"]
+
+    # Add model name (from device tree or VPD)
+    if systemjson.get("product-name"):
+        component["model-name"] = systemjson["product-name"]
+
+    # Add serial number if available (from VPD)
+    if systemjson.get("serial-number"):
+        component["serial-num"] = systemjson["serial-number"]
+
+    # Add part number as hardware revision if available
+    if systemjson.get("part-number"):
+        component["hardware-rev"] = systemjson["part-number"]
+
+    # Set state - admin-state is "unknown" since chassis cannot be
+    # administratively controlled (locked/unlocked)
+    component["state"] = {
+        "admin-state": "unknown",
+        "oper-state": "enabled"
+    }
+
+    return [component]
+
+
 def thermal_sensor_components():
     """
     Discover thermal zones and create sensor components.
@@ -139,6 +172,7 @@ def operational():
     return {
         "ietf-hardware:hardware": {
             "component":
+            motherboard_component(systemjson) +
             vpd_components(systemjson) +
             usb_port_components(systemjson) +
             thermal_sensor_components() +