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feat: Delay M-SEARCH response by a random value according to MX header (#844)

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This commit is contained in:
Murat Seker
2020-06-28 23:19:06 +02:00
committed by GitHub
parent 458113f8f9
commit db8b872217
3 changed files with 36 additions and 32 deletions
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26
libsrc/ssdp/SSDPServer.cpp
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@@ -163,8 +163,8 @@ void SSDPServer::readPendingDatagrams()
if (headers.value("man") == "\"ssdp:discover\"")
{
//Debug(_log, "Received msearch from '%s:%d'. Search target: %s",QSTRING_CSTR(sender.toString()), senderPort, QSTRING_CSTR(headers.value("st")));
emit msearchRequestReceived(headers.value("st"), headers.value("mx"), sender.toString(), senderPort);
//Debug(_log, "Received msearch from '%s:%d'. Search target: %s",QSTRING_CSTR(sender.toString()), senderPort, QSTRING_CSTR(headers.value("st")));
emit msearchRequestReceived(headers.value("st"), headers.value("mx"), sender.toString(), senderPort);
}
}
}
@@ -181,9 +181,7 @@ void SSDPServer::sendMSearchResponse(const QString& st, const QString& senderIp,
, _jssPort
, _name );
_udpSocket->writeDatagram(message.toUtf8(),
QHostAddress(senderIp),
senderPort);
_udpSocket->writeDatagram(message.toUtf8(), QHostAddress(senderIp), senderPort);
}
void SSDPServer::sendByeBye(const QString& st)
@@ -192,11 +190,8 @@ void SSDPServer::sendByeBye(const QString& st)
// we repeat 3 times
quint8 rep = 0;
while(rep < 3) {
_udpSocket->writeDatagram(message.toUtf8(),
QHostAddress(SSDP_ADDR),
SSDP_PORT);
rep++;
while(rep++ < 3) {
_udpSocket->writeDatagram(message.toUtf8(), QHostAddress(SSDP_ADDR), SSDP_PORT);
}
}
@@ -215,11 +210,8 @@ void SSDPServer::sendAlive(const QString& st)
// we repeat 3 times
quint8 rep = 0;
while(rep < 3) {
_udpSocket->writeDatagram(message.toUtf8(),
QHostAddress(SSDP_ADDR),
SSDP_PORT);
rep++;
while(rep++ < 3) {
_udpSocket->writeDatagram(message.toUtf8(), QHostAddress(SSDP_ADDR), SSDP_PORT);
}
}
@@ -229,7 +221,5 @@ void SSDPServer::sendUpdate(const QString& st)
, st
, _uuid+"::"+st );
_udpSocket->writeDatagram(message.toUtf8(),
QHostAddress(SSDP_ADDR),
SSDP_PORT);
_udpSocket->writeDatagram(message.toUtf8(), QHostAddress(SSDP_ADDR), SSDP_PORT);
}