Docker: prevent endless loop after shell stopped

Change-Id: Id2ee7193ab7b646e85f2a84f673cb3022fec4dba
Reviewed-by: hjk <hjk@qt.io>
This commit is contained in:
David Schulz
2021-12-14 09:09:21 +01:00
parent b7d61939eb
commit 442ce3e019

View File

@@ -1696,13 +1696,14 @@ QString DockerDevicePrivate::outputForRunInShell(const CommandLine &cmd) const
{
if (!DockerPlugin::isDaemonRunning().value_or(false))
return {};
QTC_ASSERT(m_shell, return {});
QTC_ASSERT(m_shell && m_shell->isRunning(), return {});
QMutexLocker l(&m_shellMutex);
m_shell->readAllStandardOutput(); // clean possible left-overs
const QByteArray markerWithNewLine("___QC_DOCKER_" + randomHex() + "_OUTPUT_MARKER___\n");
m_shell->write(cmd.toUserOutput().toUtf8() + "\necho -n \"" + markerWithNewLine + "\"\n");
QByteArray output;
while (!output.endsWith(markerWithNewLine)) {
QTC_ASSERT(m_shell->isRunning(), return {});
m_shell->waitForReadyRead();
output.append(m_shell->readAllStandardOutput());
}