broker rpc

accounts/broker_rpc.py

@@ -5,4 +5,4 @@ os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'accounts.settings')
 from utils.broker import get_rpc_broker_consumer
 
 channel = get_rpc_broker_consumer()
-channel.start_consuming()
+

utils/broker.py

@@ -104,7 +104,7 @@ def handle_request(requet_bytes, handler):
 
     response = handler(envirnment)
     print(response.content)
-    print(response.data)
+    # print(response.data)
     print(dir(response))
     # print(views.TestApiView().dispatch(request).data)
     return response
@@ -130,7 +130,7 @@ def get_rpc_broker_consumer():
             exchange="",
             routing_key=props.reply_to,
             properties=pika.BasicProperties(correlation_id=props.correlation_id),
-            body=str(response.data),
+            body=str(response.content),
         )
         ch.basic_ack(delivery_tag=method.delivery_tag)
 
@@ -138,17 +138,17 @@ def get_rpc_broker_consumer():
     channel.basic_consume(queue="rpc_queue", on_message_callback=on_request)
 
     print(" [x] Awaiting RPC requests")
-    return channel
+    channel.start_consuming()
 
 
-if __name__ == '__main__':
-    method = 'GET'
-    url = 'http://accounts/test_app/test_api?test=1&test=2&test=3'
-
-    request = Request(method=method, url=url, json={'key_1': 'requests_lib'})
-    data = encode_request(request)
-    # print(data)
-
-    request_dict = decode_request(data)
-    print(request_dict)
-
+# if __name__ == '__main__':
+#     method = 'GET'
+#     url = 'http://accounts/test_app/test_api?test=1&test=2&test=3'
+#
+#     request = Request(method=method, url=url, json={'key_1': 'requests_lib'})
+#     data = encode_request(request)
+#     # print(data)
+#
+#     request_dict = decode_request(data)
+#     print(request_dict)
+#

utils/rpc_client.py

@@ -0,0 +1,66 @@
+#!/usr/bin/env python
+import uuid
+import pika
+from requests import Request
+
+from utils.broker import encode_request
+
+
+class RpcClient(object):
+    def __init__(self):
+        self.connection = pika.BlockingConnection(
+            pika.ConnectionParameters(host="localhost"),
+        )
+
+        self.channel = self.connection.channel()
+
+        result = self.channel.queue_declare(queue="", exclusive=True)
+        self.callback_queue = result.method.queue
+
+        self.channel.basic_consume(
+            queue=self.callback_queue,
+            on_message_callback=self.on_response,
+            auto_ack=True,
+        )
+
+        self.response = None
+        self.corr_id = None
+
+    def on_response(self, ch, method, props, body):
+        if self.corr_id == props.correlation_id:
+            self.response = body
+
+    def call(self, request, correlation_id=None):
+        data = encode_request(request)
+        self.response = None
+        if not correlation_id:
+            self.corr_id = str(uuid.uuid4())
+
+
+
+        self.channel.basic_publish(
+            exchange="",
+            routing_key="rpc_queue",
+            properties=pika.BasicProperties(
+                reply_to=self.callback_queue,
+                correlation_id=self.corr_id,
+            ),
+            body=data,
+        )
+        self.connection.process_data_events(time_limit=5)
+        return self.response
+
+
+
+#
+method = 'GET'
+url = 'http://accounts/test_app/test_api?test=1&test=2&test=3'
+
+request = Request(method=method, url=url, json={'key_1': 'requests_lib'})
+
+
+rpc = RpcClient()
+
+print(" [x] Requesting ...")
+response = rpc.call(request)
+print(response)