Add service configuration

Signed-off-by: Javier Gil Aviles <javiergil@eprosima.com>

hw_constraints_node.py

@@ -62,9 +62,28 @@ def task_callback(user_input, node_status, hw_constraints):
     hw_constraints.max_memory_footprint(mem_footprint)
     hw_constraints.hardware_required([hw_req])
 
+# User Configuration Callback implementation
+# Inputs: req
+# Outputs: res
+def configuration_callback(req, res):
+
+    # Callback for configuration implementation here
+
+    # Dummy JSON configuration and implementation
+    dummy_config = {
+        "param1": "value1",
+        "param2": "value2",
+        "param3": "value3"
+    }
+    res.configuration(json.dumps(dummy_config))
+    res.node_id(req.node_id())
+    res.transaction_id(req.transaction_id())
+    res.success(True)
+    res.err_code(sustainml_py.ErrorCode.NO_ERROR)
+
 # Main workflow routine
 def run():
-    node = HardwareConstraintsNode(callback=task_callback)
+    node = HardwareConstraintsNode(callback=task_callback, service_callback=configuration_callback)
     global running
     running = True
     node.spin()

hw_resources_provider_node.py

@@ -19,6 +19,7 @@
 import signal
 import threading
 import time
+import json
 
 # Whether to go on spinning or interrupt
 running = False
@@ -39,9 +40,28 @@ def task_callback(ml_model, app_requirements,  hw_constraints, node_status, hw):
 
     hw.hw_description("This is a HW description")
 
+# User Configuration Callback implementation
+# Inputs: req
+# Outputs: res
+def configuration_callback(req, res):
+
+    # Callback for configuration implementation here
+
+    # Dummy JSON configuration and implementation
+    dummy_config = {
+        "param1": "value1",
+        "param2": "value2",
+        "param3": "value3"
+    }
+    res.configuration(json.dumps(dummy_config))
+    res.node_id(req.node_id())
+    res.transaction_id(req.transaction_id())
+    res.success(True)
+    res.err_code(sustainml_py.ErrorCode.NO_ERROR)
+
 # Main workflow routine
 def run():
-    node = HardwareResourcesNode(callback=task_callback)
+    node = HardwareResourcesNode(callback=task_callback, service_callback=configuration_callback)
     global running
     running = True
     node.spin()