CleverSwarm API invocation example

amqp/config/amq_configuration.py

@@ -1,8 +1,15 @@
 import configparser
 import os
 
+"""
+Convert configuration from properties file to an object. 
+"""
+
 
 class AMQAdapter:
+    """
+    configuration with prefix 'cm.amq-adapter'
+    """
 
     PREFIX: str = 'cm.amq-adapter.'
 
@@ -23,8 +30,10 @@ class AMQAdapter:
         return f"{self.service_name}-{self.generator_id}-"
 
 
-
 class Dispatch:
+    """
+    configuration with prefix 'cm.dispatch'
+    """
 
     PREFIX: str = 'cm.dispatch.'
 
@@ -52,6 +61,9 @@ class Dispatch:
 
 
 class Backpressure:
+    """
+    configuration with prefix 'cm.backpressure'
+    """
 
     PREFIX: str = 'cm.backpressure.'
 
@@ -68,15 +80,28 @@ class Backpressure:
         self.time_window = config.getint('CleverMicro-AMQ', self.PREFIX + 'time-window', fallback=3000)
 
 
-class AMQConfiguration:
+DEFAULT_PROPERTIES_FILE = '/app/amqp/config/application.properties'
 
+
+class AMQConfiguration:
+    """
+    Top level configuration context holder / object
+    """
     def __init__(self):
         config = configparser.ConfigParser()
         # Read the application.properties file
-        if os.getenv('USER', 'linux') == 'stanhejny':
-            config.read('../config/application.properties.local')
+        if os.path.exists(DEFAULT_PROPERTIES_FILE):
+            config.read(DEFAULT_PROPERTIES_FILE)
         else:
-            config.read('/app/amqp/config/application.properties')
+            config.read('../config/application.properties.local')
+
+        # Override values with environment variables
+        for section in config.sections():
+            for option in config.options(section):
+                # env_var = f"{section.upper()}_{option.upper()}"
+                if option in os.environ:
+                    config.set(section, option, os.environ[option])
+
         #
         # Add individual config areas
         #