Docker: Implement fallback for DockerDevice::readFileContents()

Change-Id: I89ca268d226019a21bb73a2f039e781d0f595336
Reviewed-by: Christian Stenger <christian.stenger@qt.io>
This commit is contained in:
hjk
2021-07-15 10:51:39 +02:00
parent c1d95beef6
commit 5acbe8d9d8

View File

@@ -73,6 +73,8 @@
#include <QToolButton> #include <QToolButton>
#include <QThread> #include <QThread>
#include <numeric>
#ifdef Q_OS_UNIX #ifdef Q_OS_UNIX
#include <unistd.h> #include <unistd.h>
#include <sys/types.h> #include <sys/types.h>
@@ -1201,8 +1203,21 @@ QByteArray DockerDevice::fileContents(const FilePath &filePath, qint64 limit, qi
if (hasLocalFileAccess()) if (hasLocalFileAccess())
return mapToLocalAccess(filePath).fileContents(limit, offset); return mapToLocalAccess(filePath).fileContents(limit, offset);
QTC_CHECK(false); // FIXME: Implement QStringList args = {"if=" + filePath.path(), "status=none"};
return {}; if (limit > 0 || offset > 0) {
const qint64 gcd = std::gcd(limit, offset);
args += {QString("bs=%1").arg(gcd),
QString("count=%1").arg(limit / gcd),
QString("seek=%1").arg(offset / gcd)};
}
QtcProcess proc;
proc.setCommand({"dd", args});
runProcess(proc);
proc.waitForFinished();
QByteArray output = proc.readAllStandardOutput();
return output;
} }
bool DockerDevice::writeFileContents(const Utils::FilePath &filePath, const QByteArray &data) const bool DockerDevice::writeFileContents(const Utils::FilePath &filePath, const QByteArray &data) const