MinInternval is allowed to equal to MaxInterval Per IM spec (#12782)

project-chip · Dec 9, 2021 · 7a66309 · 7a66309
1 parent 2acd88b
commit 7a66309
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Showing 4 changed files with 7 additions and 6 deletions.
diff --git a/src/app/ReadClient.cpp b/src/app/ReadClient.cpp
@@ -650,7 +650,7 @@ CHIP_ERROR ReadClient::SendSubscribeRequest(ReadPrepareParams & aReadPreparePara
     VerifyOrExit(mpCallback != nullptr, err = CHIP_ERROR_INCORRECT_STATE);
     msgBuf = System::PacketBufferHandle::New(kMaxSecureSduLengthBytes);
     VerifyOrExit(!msgBuf.IsNull(), err = CHIP_ERROR_NO_MEMORY);
-    VerifyOrExit(aReadPrepareParams.mMinIntervalFloorSeconds < aReadPrepareParams.mMaxIntervalCeilingSeconds,
+    VerifyOrExit(aReadPrepareParams.mMinIntervalFloorSeconds <= aReadPrepareParams.mMaxIntervalCeilingSeconds,
                  err = CHIP_ERROR_INVALID_ARGUMENT);
 
     writer.Init(std::move(msgBuf));

diff --git a/src/app/ReadHandler.cpp b/src/app/ReadHandler.cpp
@@ -604,7 +604,7 @@ CHIP_ERROR ReadHandler::ProcessSubscribeRequest(System::PacketBufferHandle && aP
 
     ReturnErrorOnFailure(subscribeRequestParser.GetMinIntervalFloorSeconds(&mMinIntervalFloorSeconds));
     ReturnErrorOnFailure(subscribeRequestParser.GetMaxIntervalCeilingSeconds(&mMaxIntervalCeilingSeconds));
-    VerifyOrReturnError(mMinIntervalFloorSeconds < mMaxIntervalCeilingSeconds, CHIP_ERROR_INVALID_ARGUMENT);
+    VerifyOrReturnError(mMinIntervalFloorSeconds <= mMaxIntervalCeilingSeconds, CHIP_ERROR_INVALID_ARGUMENT);
     ReturnErrorOnFailure(subscribeRequestParser.GetIsFabricFiltered(&mIsFabricFiltered));
     ReturnErrorOnFailure(Crypto::DRBG_get_bytes(reinterpret_cast<uint8_t *>(&mSubscriptionId), sizeof(mSubscriptionId)));
 
@@ -640,13 +640,14 @@ void ReadHandler::OnRefreshSubscribeTimerSyncCallback(System::Layer * apSystemLa
     VerifyOrReturn(apAppState != nullptr);
     ReadHandler * readHandler = static_cast<ReadHandler *>(apAppState);
     readHandler->mHoldSync    = false;
-    ChipLogProgress(DataManagement, "Refresh subscribe timer sync after max %d seconds", readHandler->mMaxIntervalCeilingSeconds);
+    ChipLogProgress(DataManagement, "Refresh subscribe timer sync after %d seconds",
+                    readHandler->mMaxIntervalCeilingSeconds - readHandler->mMinIntervalFloorSeconds);
     InteractionModelEngine::GetInstance()->GetReportingEngine().ScheduleRun();
 }
 
 CHIP_ERROR ReadHandler::RefreshSubscribeSyncTimer()
 {
-    ChipLogProgress(DataManagement, "Refresh Subscribe Sync Timer with %d seconds", mMaxIntervalCeilingSeconds);
+    ChipLogProgress(DataManagement, "Refresh Subscribe Sync Timer with max %d seconds", mMaxIntervalCeilingSeconds);
     InteractionModelEngine::GetInstance()->GetExchangeManager()->GetSessionManager()->SystemLayer()->CancelTimer(
         OnUnblockHoldReportCallback, this);
     InteractionModelEngine::GetInstance()->GetExchangeManager()->GetSessionManager()->SystemLayer()->CancelTimer(

diff --git a/src/app/tests/TestReadInteraction.cpp b/src/app/tests/TestReadInteraction.cpp
@@ -1426,7 +1426,7 @@ void TestReadInteraction::TestSubscribeInvalidIterval(nlTestSuite * apSuite, voi
     readPrepareParams.mAttributePathParamsListSize = 1;
 
     readPrepareParams.mSessionHandle             = ctx.GetSessionBobToAlice();
-    readPrepareParams.mMinIntervalFloorSeconds   = 5;
+    readPrepareParams.mMinIntervalFloorSeconds   = 6;
     readPrepareParams.mMaxIntervalCeilingSeconds = 5;
     printf("\nSend subscribe request message to Node: %" PRIu64 "\n", chip::kTestDeviceNodeId);
 

diff --git a/src/app/tests/integration/chip_im_initiator.cpp b/src/app/tests/integration/chip_im_initiator.cpp
@@ -391,7 +391,7 @@ CHIP_ERROR SendSubscribeRequest()
 
     readPrepareParams.mAttributePathParamsListSize = 1;
 
-    readPrepareParams.mMinIntervalFloorSeconds   = 2;
+    readPrepareParams.mMinIntervalFloorSeconds   = 5;
     readPrepareParams.mMaxIntervalCeilingSeconds = 5;
     printf("\nSend subscribe request message to Node: %" PRIu64 "\n", chip::kTestDeviceNodeId);