//--------------------------------------------------------------------------------------------------
static void GenerateAppLimitsConfig
(
std::ofstream& cfgStream,
const legato::App& app
)
//--------------------------------------------------------------------------------------------------
{
if (app.IsSandboxed() == false)
{
cfgStream << " \"sandboxed\" !f" << std::endl;
}
if (app.StartMode() == legato::App::MANUAL)
{
cfgStream << " \"startManual\" !t" << std::endl;
}
cfgStream << " \"maxThreads\" [" << app.MaxThreads().Get() << "]" << std::endl;
cfgStream << " \"maxMQueueBytes\" [" << app.MaxMQueueBytes().Get() << "]"
<< std::endl;
cfgStream << " \"maxQueuedSignals\" [" << app.MaxQueuedSignals().Get() << "]"
<< std::endl;
cfgStream << " \"maxMemoryBytes\" [" << app.MaxMemoryBytes().Get() << "]" << std::endl;
cfgStream << " \"cpuShare\" [" << app.CpuShare().Get() << "]" << std::endl;
if (app.MaxFileSystemBytes().IsSet())
{
// This is not supported for unsandboxed apps.
if (app.IsSandboxed() == false)
{
std::cerr << "**** Warning: File system size limit being ignored for unsandboxed"
<< " application '" << app.Name() << "'." << std::endl;
}
else
{
cfgStream << " \"maxFileSystemBytes\" [" << app.MaxFileSystemBytes().Get() << "]"
<< std::endl;
}
}
if (app.WatchdogTimeout().IsSet())
{
cfgStream << " \"watchdogTimeout\" [" << app.WatchdogTimeout().Get() << "]" << std::endl;
}
if (app.WatchdogAction().IsSet())
{
cfgStream << " \"watchdogAction\" \"" << app.WatchdogAction().Get() << "\"" << std::endl;
}
}
//--------------------------------------------------------------------------------------------------
void CheckForLimitsConflicts
(
const legato::App& app
)
//--------------------------------------------------------------------------------------------------
{
size_t maxMemoryBytes = app.MaxMemoryBytes().Get();
size_t maxFileSystemBytes = app.MaxFileSystemBytes().Get();
for (const auto& procEnv : app.ProcEnvironments())
{
size_t maxLockedMemoryBytes = procEnv.MaxLockedMemoryBytes().Get();
if (maxLockedMemoryBytes > maxMemoryBytes)
{
std::stringstream warning;
warning << "maxLockedMemoryBytes (" << maxLockedMemoryBytes
<< ") will be limited by the maxMemoryBytes limit (" << maxMemoryBytes << ").";
PrintWarning(app, warning.str());
}
size_t maxFileBytes = procEnv.MaxFileBytes().Get();
size_t maxCoreDumpFileBytes = procEnv.MaxCoreDumpFileBytes().Get();
if (maxCoreDumpFileBytes > maxFileBytes)
{
std::stringstream warning;
warning << "maxCoreDumpFileBytes (" << maxCoreDumpFileBytes
<< ") will be limited by the maxFileBytes limit (" << maxFileBytes << ").";
PrintWarning(app, warning.str());
}
if (maxCoreDumpFileBytes > maxFileSystemBytes)
{
std::stringstream warning;
warning << "maxCoreDumpFileBytes (" << maxCoreDumpFileBytes
<< ") will be limited by the maxFileSystemBytes limit ("
<< maxFileSystemBytes << ") if the core file is inside the sandbox temporary"
" file system.";
PrintWarning(app, warning.str());
}
if (maxFileBytes > maxFileSystemBytes)
{
std::stringstream warning;
warning << "maxFileBytes (" << maxFileBytes
<< ") will be limited by the maxFileSystemBytes limit ("
<< maxFileSystemBytes << ") if the file is inside the sandbox temporary"
" file system.";
PrintWarning(app, warning.str());
}
}
}
