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Add retries to HRD send command mechanism.

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It appears  that the  HRD logbook  interferes with  the HRD  IP server
causing it  to fail to  respond to pending commands.  This enhancement
adds a number of retries to the send command to HRD operation.

git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@4241 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
This commit is contained in:
Bill Somerville 2014-09-01 17:33:05 +00:00
parent fbf58ae3f3
commit bc0fdcf1d0
1 changed files with 65 additions and 32 deletions
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51
HRDTransceiver.cpp
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@ -701,6 +701,10 @@ QString HRDTransceiver::send_command (QString const& cmd, bool no_debug, bool pr
auto context = '[' + QString::number (current_radio_) + "] "; auto context = '[' + QString::number (current_radio_) + "] ";
unsigned retries {5};
bool replied {false};
while (!replied && --retries)
{
int bytes_to_send; int bytes_to_send;
int bytes_sent; int bytes_sent;
if (v4 == protocol_) if (v4 == protocol_)
@ -729,20 +733,43 @@ QString HRDTransceiver::send_command (QString const& cmd, bool no_debug, bool pr
|| QTcpSocket::ConnectedState != hrd_->state ()) || QTcpSocket::ConnectedState != hrd_->state ())
{ {
#if WSJT_TRACE_CAT #if WSJT_TRACE_CAT
qDebug () << "HRDTransceiver::send_command failed" << hrd_->errorString (); qDebug () << "HRDTransceiver::send_command \"" << cmd << "\" failed" << hrd_->errorString ();
#endif #endif
throw error {tr ("Ham Radio Deluxe send command failed\n") + hrd_->errorString ()}; throw error {
tr ("Ham Radio Deluxe send command \"%1\" failed %2\n")
.arg (cmd)
.arg (hrd_->errorString ())
};
} }
if (!hrd_->waitForReadyRead (socket_wait_time)) replied = hrd_->waitForReadyRead (socket_wait_time);
if (!replied && hrd_->error () != hrd_->SocketTimeoutError)
{ {
#if WSJT_TRACE_CAT #if WSJT_TRACE_CAT
qDebug () << "HRDTransceiver::send_command failed to reply" << hrd_->errorString (); qDebug () << "HRDTransceiver::send_command \"" << cmd << "\" failed to reply" << hrd_->errorString ();
#endif #endif
throw error {tr ("Ham Radio Deluxe failed to reply to command\n") + hrd_->errorString ()}; throw error {
tr ("Ham Radio Deluxe failed to reply to command \"%1\" %2\n")
.arg (cmd)
.arg (hrd_->errorString ())
};
} }
}
if (!replied)
{
#if WSJT_TRACE_CAT
qDebug () << "HRDTransceiver::send_command \"" << cmd << "\" retries exhausted";
#endif
throw error {
tr ("Ham Radio Deluxe retries exhausted sending command \"%1\"")
.arg (cmd)
};
}
QByteArray buffer (hrd_->readAll ()); QByteArray buffer (hrd_->readAll ());
if (!no_debug) if (!no_debug)
{ {
@ -762,10 +789,13 @@ QString HRDTransceiver::send_command (QString const& cmd, bool no_debug, bool pr
if (reply->magic_1_value_ != reply->magic_1_ && reply->magic_2_value_ != reply->magic_2_) if (reply->magic_1_value_ != reply->magic_1_ && reply->magic_2_value_ != reply->magic_2_)
{ {
#if WSJT_TRACE_CAT #if WSJT_TRACE_CAT
qDebug () << "HRDTransceiver::send_command invalid reply"; qDebug () << "HRDTransceiver::send_command \"" << cmd << "\" invalid reply";
#endif #endif
throw error {tr ("Ham Radio Deluxe sent an invalid reply to our command")}; throw error {
tr ("Ham Radio Deluxe sent an invalid reply to our command \"%1\"")
.arg (cmd)
};
} }
result = QString {reply->payload_}; // this is not a memory leak (honest!) result = QString {reply->payload_}; // this is not a memory leak (honest!)
@ -786,9 +816,12 @@ void HRDTransceiver::send_simple_command (QString const& command, bool no_debug)
if ("OK" != send_command (command, no_debug)) if ("OK" != send_command (command, no_debug))
{ {
#if WSJT_TRACE_CAT #if WSJT_TRACE_CAT
qDebug () << "HRDTransceiver::send_simple_command unexpected response"; qDebug () << "HRDTransceiver::send_simple_command \"" << command << "\" unexpected response";
#endif #endif
throw error {tr ("Ham Radio Deluxe didn't respond as expected")}; throw error {
tr ("Ham Radio Deluxe didn't respond to command \"%1\" as expected")
.arg (command)
};
} }
} }