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Drop oldest packet from radio when queue is full (#5212)

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And still notify Router

Co-authored-by: Ben Meadors <benmmeadors@gmail.com>
This commit is contained in:
GUVWAF
2024-11-01 15:48:55 -05:00
committed by GitHub
co-authored by Ben Meadors
parent cbe74009a9
commit 2d4d36c605
1 changed files with 10 additions and 7 deletions
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src/mesh/Router.cpp
+10 -7
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@@ -81,14 +81,17 @@ int32_t Router::runOnce()
*/ */
void Router::enqueueReceivedMessage(meshtastic_MeshPacket *p) void Router::enqueueReceivedMessage(meshtastic_MeshPacket *p)
{ {
if (fromRadioQueue.enqueue(p, 0)) { // NOWAIT - fixme, if queue is full, delete older messages // Try enqueue until successful
while (!fromRadioQueue.enqueue(p, 0)) {
// Nasty hack because our threading is primitive. interfaces shouldn't need to know about routers FIXME meshtastic_MeshPacket *old_p;
setReceivedMessage(); old_p = fromRadioQueue.dequeuePtr(0); // Dequeue and discard the oldest packet
} else { if (old_p) {
printPacket("BUG! fromRadioQueue is full! Discarding!", p); printPacket("fromRadioQ full, drop oldest!", old_p);
packetPool.release(p); packetPool.release(old_p);
}
} }
// Nasty hack because our threading is primitive. interfaces shouldn't need to know about routers FIXME
setReceivedMessage();
} }
/// Generate a unique packet id /// Generate a unique packet id