added initial out of band protocol implementation

Author: lohanspies

libs/aries-basic-controller/aries_basic_controller/aries_controller.py

@@ -15,6 +15,7 @@
 from .controllers.ledger import LedgerController
 from .controllers.credential import CredentialController
 from .controllers.server import ServerController
+from .controllers.oob import OOBController
 
 import logging
 
@@ -52,6 +53,8 @@ def __init__(self, webhook_host: str, webhook_port: int, admin_url: str, webhook
         self.ledger = LedgerController(self.admin_url, self.client_session)
         self.credentials = CredentialController(self.admin_url, self.client_session)
         self.server = ServerController(self.admin_url, self.client_session)
+        self.oob = OOBController(self.admin_url, self.client_session)
+
         if issuer:
             self.schema = SchemaController(self.admin_url, self.client_session)
             self.wallet = WalletController(self.admin_url, self.client_session)

libs/aries-basic-controller/aries_basic_controller/controllers/oob.py

@@ -0,0 +1,22 @@
+from .base import BaseController
+from aiohttp import ClientSession
+import logging
+
+logger = logging.getLogger("aries_controller.out-of-band")
+
+class OOBController(BaseController):
+
+    def __init__(self, admin_url: str, client_session: ClientSession):
+        super().__init__(admin_url, client_session)
+
+
+    def default_handler(self, payload):
+        logger.debug("Out of Band ", payload)
+
+    async def create_invitation(self, data):
+        response = await self.admin_POST(f"/out-of-band/create-invitation", data = data)
+        return response
+
+    async def receive_invitation(self, data):
+        response = await self.admin_POST(f"/out-of-band/receive-invitation", data = data)
+        return response

tutorials/aries-basic-controller/notebooks/alice/Part 3 - Establishing a Connection.ipynb

@@ -160,6 +160,39 @@
     "print(invite)"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## 4a. Use the controller to create an out of band connection invitation"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 6,
+   "metadata": {},
+   "outputs": [
+    {
+     "ename": "AttributeError",
+     "evalue": "'AriesAgentController' object has no attribute 'oob'",
+     "output_type": "error",
+     "traceback": [
+      "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m",
+      "\u001b[0;31mAttributeError\u001b[0m                            Traceback (most recent call last)",
+      "\u001b[0;32m<ipython-input-6-2d65f0598135>\u001b[0m in \u001b[0;36masync-def-wrapper\u001b[0;34m()\u001b[0m\n\u001b[1;32m      3\u001b[0m \u001b[0mconnection_id\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0minvite\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m\"connection_id\"\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      4\u001b[0m \u001b[0mprint\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m\"Connection ID\"\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mconnection_id\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 5\u001b[0;31m \u001b[0mprint\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m\"Invitation\"\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m      6\u001b[0m \u001b[0mprint\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0minvite\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
+      "\u001b[0;31mAttributeError\u001b[0m: 'AriesAgentController' object has no attribute 'oob'"
+     ]
+    }
+   ],
+   "source": [
+    "# Create an out of band Invitation\n",
+    "invite = await agent_controller.oob.oob_create_invitation()\n",
+    "connection_id = invite[\"connection_id\"]\n",
+    "print(\"Connection ID\", connection_id)\n",
+    "print(\"Invitation\")\n",
+    "print(invite)"
+   ]
+  },
   {
    "cell_type": "markdown",
    "metadata": {