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Reduce calls to sleep for WebSocket keep alives.

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This commit is contained in:
Cody Henthorne
2026-02-19 14:35:01 -05:00
parent 9c29601b55
commit b4d781ddbb
3 changed files with 14 additions and 19 deletions
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22
app/src/main/java/org/thoughtcrime/securesms/net/SignalWebSocketHealthMonitor.kt
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@@ -174,25 +174,21 @@ class SignalWebSocketHealthMonitor(
Log.d(TAG, "[KeepAliveSender($id)] started")
lastKeepAliveReceived = System.currentTimeMillis().milliseconds
var keepAliveSendTime = System.currentTimeMillis().milliseconds
var keepAliveSentTime = System.currentTimeMillis().milliseconds
var hasSentKeepAlive = false
while (shouldKeepRunning && sendKeepAlives()) {
try {
val nextKeepAliveSendTime: Duration = keepAliveSendTime + KEEP_ALIVE_SEND_CADENCE
sleepUntil(nextKeepAliveSendTime)
sleepUntil(keepAliveSentTime + KEEP_ALIVE_SEND_CADENCE)
if (shouldKeepRunning && sendKeepAlives()) {
keepAliveSendTime = System.currentTimeMillis().milliseconds
webSocket?.sendKeepAlive()
}
val responseRequiredTime: Duration = keepAliveSendTime + KEEP_ALIVE_TIMEOUT
sleepUntil(responseRequiredTime)
if (shouldKeepRunning && sendKeepAlives()) {
if (lastKeepAliveReceived < keepAliveSendTime) {
Log.w(TAG, "Missed keep alive, last: ${lastKeepAliveReceived.inWholeMilliseconds} needed by: ${responseRequiredTime.inWholeMilliseconds}")
if (hasSentKeepAlive && lastKeepAliveReceived < keepAliveSentTime) {
Log.w(TAG, "Missed keep alive, last: ${lastKeepAliveReceived.inWholeMilliseconds} needed by: ${(keepAliveSentTime + KEEP_ALIVE_TIMEOUT).inWholeMilliseconds}")
webSocket?.forceNewWebSocket()
}
keepAliveSentTime = System.currentTimeMillis().milliseconds
webSocket?.sendKeepAlive()
hasSentKeepAlive = true
}
} catch (e: Throwable) {
Log.w(TAG, e)