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Fix some race conditions #178

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Merged
CameronRP merged 1 commit into from
Feb 23, 2026
Merged

Fix some race conditions #178

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6 changes: 4 additions & 2 deletions cmd/managementd/main.go
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Original file line number Diff line number Diff line change
Expand Up @@ -366,7 +366,7 @@ func handleConn(conn net.Conn) error {
log.Println("Error reading frame ", err)
return err
}
if len(sockets) == 0 {
if !hasActiveClients() {
continue
}
if err := lepton3.ParseRawFrame(rawFrame, frame, 0); err != nil {
Expand Down Expand Up @@ -469,9 +469,11 @@ func WebsocketServer(ws *websocket.Conn) {
}
}
if message.Type == "Heartbeat" {
socketsLock.Lock()
if socket, ok := sockets[message.Uuid]; ok {
socket.LastHeartbeatAt = time.Now()
}
socketsLock.Unlock()
}
}
time.Sleep(1 * time.Millisecond)
Expand All @@ -496,7 +498,7 @@ func sendFrameToSockets() {
// NOTE: Only bother with this work if we have clients connected.
lastFrame = <-frameCh

if len(sockets) != 0 {
if hasActiveClients() {
if lastFrame.Disconnected {
socketsLock.RLock()
for uuid, socket := range sockets {
Expand Down
2 changes: 1 addition & 1 deletion management-interface.go
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Original file line number Diff line number Diff line change
Expand Up @@ -89,7 +89,7 @@ func getDeviceName() string {
return strings.SplitN(name, ".", 2)[0]
}

// Return the serial number for the Raspberr Pi in the device.
// Return the serial number for the Raspberry Pi in the device.
func getRaspberryPiSerialNumber() string {
if runtime.GOOS == "windows" {
return ""
Expand Down