[MRP] Update GetAckTimeout to take into account the PeerActive status and use GetRetransmissionTimeout to be more accurate

Author: vivien-apple

src/controller/python/test/test_scripts/network_commissioning.py

@@ -198,7 +198,7 @@ async def test_wifi(self, endpointId):
         logger.info(f"Connect to a network")
         req = Clusters.NetworkCommissioning.Commands.ConnectNetwork(
             networkID=TEST_WIFI_SSID.encode(), breadcrumb=self.with_breadcrumb())
-        res = await self._devCtrl.SendCommand(nodeid=self._nodeid, endpoint=endpointId, payload=req)
+        res = await self._devCtrl.SendCommand(nodeid=self._nodeid, endpoint=endpointId, payload=req, interactionTimeoutMs=120000)
         logger.info(f"Got response: {res}")
         if res.networkingStatus != Clusters.NetworkCommissioning.Enums.NetworkCommissioningStatus.kSuccess:
             raise AssertionError(f"Unexpected result: {res.networkingStatus}")
@@ -332,7 +332,7 @@ async def test_thread(self, endpointId):
         logger.info(f"Connect to a network")
         req = Clusters.NetworkCommissioning.Commands.ConnectNetwork(
             networkID=TEST_THREAD_NETWORK_IDS[0], breadcrumb=self.with_breadcrumb())
-        res = await self._devCtrl.SendCommand(nodeid=self._nodeid, endpoint=endpointId, payload=req)
+        res = await self._devCtrl.SendCommand(nodeid=self._nodeid, endpoint=endpointId, payload=req, interactionTimeoutMs=120000)
         logger.info(f"Got response: {res}")
         if res.networkingStatus != Clusters.NetworkCommissioning.Enums.NetworkCommissioningStatus.kSuccess:
             raise AssertionError(f"Unexpected result: {res.networkingStatus}")

src/transport/SecureSession.h

@@ -162,7 +162,8 @@ class SecureSession : public Session, public ReferenceCounted<SecureSession, Sec
         switch (mPeerAddress.GetTransportType())
         {
         case Transport::Type::kUdp:
-            return GetRemoteMRPConfig().mIdleRetransTimeout * (CHIP_CONFIG_RMP_DEFAULT_MAX_RETRANS + 1);
+            return GetRetransmissionTimeout(mRemoteMRPConfig.mActiveRetransTimeout, mRemoteMRPConfig.mIdleRetransTimeout,
+                                            GetLastPeerActivityTime());
         case Transport::Type::kTcp:
             return System::Clock::Seconds16(30);
         case Transport::Type::kBle:
@@ -222,7 +223,8 @@ class SecureSession : public Session, public ReferenceCounted<SecureSession, Sec
 
     bool IsPeerActive() const
     {
-        return ((System::SystemClock().GetMonotonicTimestamp() - GetLastPeerActivityTime()) < kMinActiveTime);
+        return ((System::SystemClock().GetMonotonicTimestamp() - GetLastPeerActivityTime()) <
+                GetRetransmissionTimeout(mRemoteMRPConfig.mActiveRetransTimeout));
     }
 
     System::Clock::Timestamp GetMRPBaseTimeout() const override

src/transport/Session.h

@@ -157,8 +157,6 @@ class UnauthenticatedSession;
 class IncomingGroupSession;
 class OutgoingGroupSession;
 
-constexpr System::Clock::Milliseconds32 kMinActiveTime = System::Clock::Milliseconds32(4000);
-
 class Session
 {
 public:

src/transport/UnauthenticatedSessionTable.h

@@ -87,7 +87,8 @@ class UnauthenticatedSession : public Session,
         switch (mPeerAddress.GetTransportType())
         {
         case Transport::Type::kUdp:
-            return GetRemoteMRPConfig().mIdleRetransTimeout * (CHIP_CONFIG_RMP_DEFAULT_MAX_RETRANS + 1);
+            return GetRetransmissionTimeout(mRemoteMRPConfig.mActiveRetransTimeout, mRemoteMRPConfig.mIdleRetransTimeout,
+                                            GetLastPeerActivityTime());
         case Transport::Type::kTcp:
             return System::Clock::Seconds16(30);
         default:
@@ -113,7 +114,8 @@ class UnauthenticatedSession : public Session,
 
     bool IsPeerActive() const
     {
-        return ((System::SystemClock().GetMonotonicTimestamp() - GetLastPeerActivityTime()) < kMinActiveTime);
+        return ((System::SystemClock().GetMonotonicTimestamp() - GetLastPeerActivityTime()) <
+                GetRetransmissionTimeout(mRemoteMRPConfig.mActiveRetransTimeout));
     }
 
     System::Clock::Timestamp GetMRPBaseTimeout() const override