Add ConnectionProblemReport handler

aries_cloudagent/connections/models/conn_record.py

@@ -542,7 +542,7 @@ async def delete_record(self, session: ProfileSession):
 
     async def abandon(self, session: ProfileSession, *, reason: Optional[str] = None):
         """Set state to abandoned."""
-        reason = reason or "Connectin abandoned"
+        reason = reason or "Connection abandoned"
         self.state = ConnRecord.State.ABANDONED.rfc160
         self.error_msg = reason
         await self.save(session, reason=reason)

aries_cloudagent/protocols/connections/v1_0/handlers/connection_invitation_handler.py

@@ -5,7 +5,6 @@
     BaseResponder,
     RequestContext,
 )
-
 from ..messages.connection_invitation import ConnectionInvitation
 from ..messages.problem_report import ConnectionProblemReport, ProblemReportReason
 
@@ -25,8 +24,12 @@ async def handle(self, context: RequestContext, responder: BaseResponder):
         assert isinstance(context.message, ConnectionInvitation)
 
         report = ConnectionProblemReport(
-            problem_code=ProblemReportReason.INVITATION_NOT_ACCEPTED,
-            explain="Connection invitations cannot be submitted via agent messaging",
+            description={
+                "code": ProblemReportReason.INVITATION_NOT_ACCEPTED.value,
+                "en": (
+                    "Connection invitations cannot be submitted via agent messaging"
+                ),
+            }
         )
         # client likely needs to be using direct responses to receive the problem report
         await responder.send_reply(report)

aries_cloudagent/protocols/connections/v1_0/handlers/connection_request_handler.py

@@ -63,6 +63,8 @@ async def handle(self, context: RequestContext, responder: BaseResponder):
                             "Error parsing DIDDoc for problem report"
                         )
                 await responder.send_reply(
-                    ConnectionProblemReport(problem_code=e.error_code, explain=str(e)),
+                    ConnectionProblemReport(
+                        description={"en": e.message, "code": e.error_code}
+                    ),
                     target_list=targets,
                 )

aries_cloudagent/protocols/connections/v1_0/handlers/connection_response_handler.py

@@ -6,7 +6,6 @@
     RequestContext,
 )
 from .....protocols.trustping.v1_0.messages.ping import Ping
-
 from ..manager import ConnectionManager, ConnectionManagerError
 from ..messages.connection_response import ConnectionResponse
 from ..messages.problem_report import ConnectionProblemReport
@@ -46,7 +45,9 @@ async def handle(self, context: RequestContext, responder: BaseResponder):
                             "Error parsing DIDDoc for problem report"
                         )
                 await responder.send_reply(
-                    ConnectionProblemReport(problem_code=e.error_code, explain=str(e)),
+                    ConnectionProblemReport(
+                        description={"en": e.message, "code": e.error_code}
+                    ),
                     target_list=targets,
                 )
             return

aries_cloudagent/protocols/connections/v1_0/handlers/problem_report_handler.py

@@ -0,0 +1,35 @@
+"""Problem report handler for Connection Protocol."""
+
+from .....messaging.base_handler import (
+    BaseHandler,
+    BaseResponder,
+    HandlerException,
+    RequestContext,
+)
+from ..manager import ConnectionManager, ConnectionManagerError
+from ..messages.problem_report import ConnectionProblemReport
+
+
+class ConnectionProblemReportHandler(BaseHandler):
+    """Handler class for Connection problem report messages."""
+
+    async def handle(self, context: RequestContext, responder: BaseResponder):
+        """Handle problem report message."""
+        self._logger.debug(
+            f"ConnectionProblemReportHandler called with context {context}"
+        )
+        assert isinstance(context.message, ConnectionProblemReport)
+
+        self._logger.info(f"Received problem report: {context.message.problem_code}")
+        profile = context.profile
+        mgr = ConnectionManager(profile)
+        try:
+            if context.connection_record:
+                await mgr.receive_problem_report(
+                    context.connection_record, context.message
+                )
+            else:
+                raise HandlerException("No connection established for problem report")
+        except ConnectionManagerError:
+            # Unrecognized problem report code
+            self._logger.exception("Error receiving Connection problem report")

aries_cloudagent/protocols/connections/v1_0/handlers/tests/test_invitation_handler.py

@@ -3,7 +3,6 @@
 from ......messaging.request_context import RequestContext
 from ......messaging.responder import MockResponder
 from ......transport.inbound.receipt import MessageReceipt
-
 from ...handlers.connection_invitation_handler import ConnectionInvitationHandler
 from ...messages.connection_invitation import ConnectionInvitation
 from ...messages.problem_report import ConnectionProblemReport, ProblemReportReason
@@ -28,6 +27,10 @@ async def test_problem_report(self, request_context):
         result, target = messages[0]
         assert (
             isinstance(result, ConnectionProblemReport)
-            and result.problem_code == ProblemReportReason.INVITATION_NOT_ACCEPTED
+            and result.description
+            and (
+                result.description["code"]
+                == ProblemReportReason.INVITATION_NOT_ACCEPTED.value
+            )
         )
         assert not target

aries_cloudagent/protocols/connections/v1_0/handlers/tests/test_request_handler.py

@@ -1,15 +1,16 @@
 import pytest
+
 from aries_cloudagent.tests import mock
 
-from ......core.profile import ProfileSession
 from ......connections.models import connection_target
 from ......connections.models.conn_record import ConnRecord
 from ......connections.models.diddoc import DIDDoc, PublicKey, PublicKeyType, Service
+from ......core.profile import ProfileSession
 from ......messaging.request_context import RequestContext
 from ......messaging.responder import MockResponder
-from ......transport.inbound.receipt import MessageReceipt
 from ......storage.base import BaseStorage
 from ......storage.error import StorageNotFoundError
+from ......transport.inbound.receipt import MessageReceipt
 from ...handlers import connection_request_handler as handler
 from ...manager import ConnectionManagerError
 from ...messages.connection_request import ConnectionRequest
@@ -161,7 +162,7 @@ async def test_connection_record_without_mediation_metadata(
     async def test_problem_report(self, mock_conn_mgr, request_context):
         mock_conn_mgr.return_value.receive_request = mock.CoroutineMock()
         mock_conn_mgr.return_value.receive_request.side_effect = ConnectionManagerError(
-            error_code=ProblemReportReason.REQUEST_NOT_ACCEPTED
+            error_code=ProblemReportReason.REQUEST_NOT_ACCEPTED.value
         )
         request_context.message = ConnectionRequest()
         handler_inst = handler.ConnectionRequestHandler()
@@ -172,7 +173,11 @@ async def test_problem_report(self, mock_conn_mgr, request_context):
         result, target = messages[0]
         assert (
             isinstance(result, ConnectionProblemReport)
-            and result.problem_code == ProblemReportReason.REQUEST_NOT_ACCEPTED
+            and result.description
+            and (
+                result.description["code"]
+                == ProblemReportReason.REQUEST_NOT_ACCEPTED.value
+            )
         )
         assert target == {"target_list": None}
 
@@ -184,7 +189,7 @@ async def test_problem_report_did_doc(
     ):
         mock_conn_mgr.return_value.receive_request = mock.CoroutineMock()
         mock_conn_mgr.return_value.receive_request.side_effect = ConnectionManagerError(
-            error_code=ProblemReportReason.REQUEST_NOT_ACCEPTED
+            error_code=ProblemReportReason.REQUEST_NOT_ACCEPTED.value
         )
         mock_conn_mgr.return_value.diddoc_connection_targets = mock.MagicMock(
             return_value=[mock_conn_target]
@@ -202,7 +207,11 @@ async def test_problem_report_did_doc(
         result, target = messages[0]
         assert (
             isinstance(result, ConnectionProblemReport)
-            and result.problem_code == ProblemReportReason.REQUEST_NOT_ACCEPTED
+            and result.description
+            and (
+                result.description["code"]
+                == ProblemReportReason.REQUEST_NOT_ACCEPTED.value
+            )
         )
         assert target == {"target_list": [mock_conn_target]}
 
@@ -214,7 +223,7 @@ async def test_problem_report_did_doc_no_conn_target(
     ):
         mock_conn_mgr.return_value.receive_request = mock.CoroutineMock()
         mock_conn_mgr.return_value.receive_request.side_effect = ConnectionManagerError(
-            error_code=ProblemReportReason.REQUEST_NOT_ACCEPTED
+            error_code=ProblemReportReason.REQUEST_NOT_ACCEPTED.value
         )
         mock_conn_mgr.return_value.diddoc_connection_targets = mock.MagicMock(
             side_effect=ConnectionManagerError("no targets")
@@ -232,6 +241,10 @@ async def test_problem_report_did_doc_no_conn_target(
         result, target = messages[0]
         assert (
             isinstance(result, ConnectionProblemReport)
-            and result.problem_code == ProblemReportReason.REQUEST_NOT_ACCEPTED
+            and result.description
+            and (
+                result.description["code"]
+                == ProblemReportReason.REQUEST_NOT_ACCEPTED.value
+            )
         )
         assert target == {"target_list": None}

aries_cloudagent/protocols/connections/v1_0/handlers/tests/test_response_handler.py

@@ -1,4 +1,5 @@
 import pytest
+
 from aries_cloudagent.tests import mock
 
 from ......connections.models import connection_target
@@ -10,11 +11,8 @@
 )
 from ......messaging.request_context import RequestContext
 from ......messaging.responder import MockResponder
-
 from ......protocols.trustping.v1_0.messages.ping import Ping
-
 from ......transport.inbound.receipt import MessageReceipt
-
 from ...handlers import connection_response_handler as handler
 from ...manager import ConnectionManagerError
 from ...messages.connection_response import ConnectionResponse
@@ -101,7 +99,7 @@ async def test_called_auto_ping(self, mock_conn_mgr, request_context):
     async def test_problem_report(self, mock_conn_mgr, request_context):
         mock_conn_mgr.return_value.accept_response = mock.CoroutineMock()
         mock_conn_mgr.return_value.accept_response.side_effect = ConnectionManagerError(
-            error_code=ProblemReportReason.RESPONSE_NOT_ACCEPTED
+            error_code=ProblemReportReason.RESPONSE_NOT_ACCEPTED.value,
         )
         request_context.message = ConnectionResponse()
         handler_inst = handler.ConnectionResponseHandler()
@@ -112,7 +110,11 @@ async def test_problem_report(self, mock_conn_mgr, request_context):
         result, target = messages[0]
         assert (
             isinstance(result, ConnectionProblemReport)
-            and result.problem_code == ProblemReportReason.RESPONSE_NOT_ACCEPTED
+            and result.description
+            and (
+                result.description["code"]
+                == ProblemReportReason.RESPONSE_NOT_ACCEPTED.value
+            )
         )
         assert target == {"target_list": None}
 
@@ -124,7 +126,7 @@ async def test_problem_report_did_doc(
     ):
         mock_conn_mgr.return_value.accept_response = mock.CoroutineMock()
         mock_conn_mgr.return_value.accept_response.side_effect = ConnectionManagerError(
-            error_code=ProblemReportReason.REQUEST_NOT_ACCEPTED
+            error_code=ProblemReportReason.RESPONSE_NOT_ACCEPTED.value,
         )
         mock_conn_mgr.return_value.diddoc_connection_targets = mock.MagicMock(
             return_value=[mock_conn_target]
@@ -140,7 +142,11 @@ async def test_problem_report_did_doc(
         result, target = messages[0]
         assert (
             isinstance(result, ConnectionProblemReport)
-            and result.problem_code == ProblemReportReason.REQUEST_NOT_ACCEPTED
+            and result.description
+            and (
+                result.description["code"]
+                == ProblemReportReason.RESPONSE_NOT_ACCEPTED.value
+            )
         )
         assert target == {"target_list": [mock_conn_target]}
 
@@ -152,7 +158,7 @@ async def test_problem_report_did_doc_no_conn_target(
     ):
         mock_conn_mgr.return_value.accept_response = mock.CoroutineMock()
         mock_conn_mgr.return_value.accept_response.side_effect = ConnectionManagerError(
-            error_code=ProblemReportReason.REQUEST_NOT_ACCEPTED
+            error_code=ProblemReportReason.RESPONSE_NOT_ACCEPTED.value,
         )
         mock_conn_mgr.return_value.diddoc_connection_targets = mock.MagicMock(
             side_effect=ConnectionManagerError("no target")
@@ -168,6 +174,10 @@ async def test_problem_report_did_doc_no_conn_target(
         result, target = messages[0]
         assert (
             isinstance(result, ConnectionProblemReport)
-            and result.problem_code == ProblemReportReason.REQUEST_NOT_ACCEPTED
+            and result.description
+            and (
+                result.description["code"]
+                == ProblemReportReason.RESPONSE_NOT_ACCEPTED.value
+            )
         )
         assert target == {"target_list": None}

aries_cloudagent/protocols/connections/v1_0/manager.py

@@ -3,11 +3,10 @@
 import logging
 from typing import Optional, Sequence, Tuple, cast
 
-
-from ....core.oob_processor import OobMessageProcessor
 from ....connections.base_manager import BaseConnectionManager
 from ....connections.models.conn_record import ConnRecord
 from ....core.error import BaseError
+from ....core.oob_processor import OobMessageProcessor
 from ....core.profile import Profile
 from ....messaging.responder import BaseResponder
 from ....messaging.valid import IndyDID
@@ -21,7 +20,7 @@
 from .messages.connection_invitation import ConnectionInvitation
 from .messages.connection_request import ConnectionRequest
 from .messages.connection_response import ConnectionResponse
-from .messages.problem_report import ProblemReportReason
+from .messages.problem_report import ConnectionProblemReport, ProblemReportReason
 from .models.connection_detail import ConnectionDetail
 
 
@@ -261,12 +260,12 @@ async def receive_invitation(
             if not invitation.recipient_keys:
                 raise ConnectionManagerError(
                     "Invitation must contain recipient key(s)",
-                    error_code="missing-recipient-keys",
+                    error_code=ProblemReportReason.MISSING_RECIPIENT_KEYS.value,
                 )
             if not invitation.endpoint:
                 raise ConnectionManagerError(
                     "Invitation must contain an endpoint",
-                    error_code="missing-endpoint",
+                    error_code=ProblemReportReason.MISSING_ENDPOINT.value,
                 )
         accept = (
             ConnRecord.ACCEPT_AUTO
@@ -440,7 +439,8 @@ async def receive_request(
                 raise ConnectionManagerError(
                     "No invitation found for pairwise connection "
                     f"in state {ConnRecord.State.INVITATION.rfc160}: "
-                    "a prior connection request may have updated the connection state"
+                    "a prior connection request may have updated the connection state",
+                    error_code=ProblemReportReason.REQUEST_NOT_ACCEPTED.value,
                 )
 
         invitation = None
@@ -489,7 +489,7 @@ async def receive_request(
         conn_did_doc = request.connection.did_doc
         if not conn_did_doc:
             raise ConnectionManagerError(
-                "No DIDDoc provided; cannot connect to public DID"
+                "No DIDDoc provided; cannot connect to public DID",
             )
         if request.connection.did != conn_did_doc.did:
             raise ConnectionManagerError(
@@ -757,3 +757,26 @@ async def accept_response(
             await responder.send(request, connection_id=connection.connection_id)
 
         return connection
+
+    async def receive_problem_report(
+        self,
+        conn_rec: ConnRecord,
+        report: ConnectionProblemReport,
+    ):
+        """Receive problem report."""
+        if not report.description:
+            raise ConnectionManagerError("Missing description in problem report")
+
+        if report.description.get("code") in {
+            reason.value for reason in ProblemReportReason
+        }:
+            self._logger.info("Problem report indicates connection is abandoned")
+            async with self.profile.session() as session:
+                await conn_rec.abandon(
+                    session,
+                    reason=report.description.get("en"),
+                )
+        else:
+            raise ConnectionManagerError(
+                f"Received unrecognized problem report: {report.description}"
+            )