private void TestPlatform(string brokerSubPath, string hostSubPath, OSPlatform platform)
{
var locator = new BrokerExecutableLocator(_fs, platform);
var brokerPath = Path.Combine(locator.BaseDirectory, brokerSubPath);
var hostPath = Path.Combine(locator.BaseDirectory, hostSubPath);
_fs.FileExists(brokerPath).Returns(true);
locator.GetBrokerExecutablePath().Should().Be(brokerPath);
locator.GetHostExecutablePath().Should().BeNull();
_fs.FileExists(hostPath).Returns(true);
locator.GetBrokerExecutablePath().Should().Be(brokerPath);
locator.GetHostExecutablePath().Should().Be(hostPath);
}
public void Empty()
{
var locator = new BrokerExecutableLocator(_fs, OSPlatform.Windows);
locator.GetBrokerExecutablePath().Should().BeNull();
locator.GetHostExecutablePath().Should().BeNull();
}
public IProcess StartHost(string interpreterPath, string interpreterArchitecture, string commandLine)
{
var exeLocator = new BrokerExecutableLocator(_fs);
var hostBinPath = exeLocator.GetHostExecutablePath(interpreterArchitecture);
if (hostBinPath == null)
{
throw new Win32Exception($"Microsoft.R.Host is missing. Interpreter: {interpreterPath}. Architecture: {interpreterArchitecture}");
}
var psi = new ProcessStartInfo {
FileName = hostBinPath,
Arguments = commandLine,
RedirectStandardError = true,
RedirectStandardInput = true,
RedirectStandardOutput = true,
WorkingDirectory = Environment.GetEnvironmentVariable("PWD")
};
psi.Environment.Add("R_HOME", interpreterPath);
psi.Environment.Add("LD_LIBRARY_PATH", Path.Combine(interpreterPath, "lib"));
var process = _ps.Start(psi);
process.WaitForExit(250);
if (process.HasExited && process.ExitCode != 0)
{
throw new Win32Exception(process.ExitCode);
}
return(process);
}