public bool Log(LogLevel logLevel, Func <string> messageFunc, Exception exception = null, params object[] formatParameters)
{
if (logLevel < _logLevel)
{
return(_logger.Log(logLevel, messageFunc, exception, formatParameters));
}
var message = messageFunc?.Invoke();
if (message != null)
{
_logDelegate.Invoke(logLevel, () => message, exception, formatParameters);
}
return(_logger.Log(logLevel, () => message, exception, formatParameters));
}
public static int MainImpl([NotNull] string[] args, LogLevel logLevel)
{
if (args == null)
{
throw new ArgumentNullException(nameof(args));
}
var environmentCts = new CancellationTokenSource();
int exitCode;
try
{
var headless = args.Any(x => string.Equals("--headless", x, StringComparison.Ordinal));
var unitTest = args.Any(x => string.Equals("--unit-test", x, StringComparison.Ordinal));
var snapOs = SnapOs.AnyOs;
ConfigureNlog(snapOs);
LogProvider.SetCurrentLogProvider(new NLogLogProvider());
var snapInstallerLogger = LogProvider.GetLogger(ApplicationName);
var environment = BuildEnvironment(snapOs, environmentCts, logLevel, snapInstallerLogger);
exitCode = MainImpl(environment, snapInstallerLogger, headless, unitTest);
}
catch (Exception e)
{
Console.Error.WriteLine($"Exception thrown during installation: {e.Message}");
exitCode = 1;
}
try
{
if (_mutexIsTaken)
{
_mutexSingleInstanceWorkingDirectory.Dispose();
}
}
catch (Exception)
{
// ignore
}
return(exitCode);
}
public static async Task <(int finalExitCode, SnapInstallerType finalInstallerType)> MainImplAsync([NotNull] string[] args, LogLevel logLevel,
[NotNull] CancellationTokenSource environmentCts, [NotNull] ISnapOs snapOs,
Func <IServiceContainer, ISnapInstallerEnvironment> containerBuilder = null)
{
if (args == null)
{
throw new ArgumentNullException(nameof(args));
}
if (environmentCts == null)
{
throw new ArgumentNullException(nameof(environmentCts));
}
if (snapOs == null)
{
throw new ArgumentNullException(nameof(snapOs));
}
if (Environment.GetEnvironmentVariable("SNAPX_WAIT_DEBUGGER") == "1")
{
var process = Process.GetCurrentProcess();
while (!Debugger.IsAttached)
{
Console.WriteLine($"Waiting for debugger to attach... Process id: {process.Id}");
Thread.Sleep(1000);
}
Console.WriteLine("Debugger attached.");
}
int finalExitCode;
var finalInstallerType = SnapInstallerType.None;
try
{
var headless = args.Any(x => string.Equals("--headless", x, StringComparison.Ordinal));
ConfigureNlog(snapOs);
LogProvider.SetCurrentLogProvider(new NLogLogProvider());
var snapInstallerLogger = LogProvider.GetLogger(ApplicationName);
var container = BuildEnvironment(snapOs, environmentCts, logLevel, snapInstallerLogger);
var environment = containerBuilder != null?
containerBuilder.Invoke(container) :
container.GetInstance <ISnapInstallerEnvironment>();
var(installerExitCode, installerType) = await MainImplAsync(environment, snapInstallerLogger, headless);
finalExitCode = installerExitCode;
finalInstallerType = installerType;
}
catch (Exception e)
{
await Console.Error.WriteLineAsync($"Exception thrown during installation: {e.Message}");
finalExitCode = 1;
}
try
{
if (_mutexIsTaken)
{
_mutexSingleInstanceWorkingDirectory.Dispose();
}
}
catch (Exception)
{
// ignore
}
return(finalExitCode, finalInstallerType);
}
static IServiceContainer BuildEnvironment(ISnapOs snapOs, CancellationTokenSource globalCts, LogLevel logLevel, ILog logger)
{
var container = new ServiceContainer();
var thisExeWorkingDirectory = snapOs.Filesystem.PathGetDirectoryName(typeof(Program).Assembly.Location);
var workingDirectory = Environment.CurrentDirectory;
container.Register(c => snapOs);
container.Register(c => snapOs.SpecialFolders);
container.Register(c => snapOs.Filesystem);
container.Register <ISnapHttpClient>(c => new SnapHttpClient(new HttpClient()));
container.Register <ISnapEmbeddedResources>(c => new SnapEmbeddedResources());
container.Register <ISnapInstallerEmbeddedResources>(c => new SnapInstallerEmbeddedResources());
container.Register <INuGetPackageSources>(c =>
new NuGetMachineWidePackageSources(
c.GetInstance <ISnapFilesystem>(),
workingDirectory
)
);
container.Register <ISnapCryptoProvider>(c => new SnapCryptoProvider());
container.Register <ISnapAppReader>(c => new SnapAppReader());
container.Register <ISnapAppWriter>(c => new SnapAppWriter());
container.Register <ISnapBinaryPatcher>(c => new SnapBinaryPatcher());
container.Register <ISnapPack>(c => new SnapPack(
c.GetInstance <ISnapFilesystem>(),
c.GetInstance <ISnapAppReader>(),
c.GetInstance <ISnapAppWriter>(),
c.GetInstance <ISnapCryptoProvider>(),
c.GetInstance <ISnapEmbeddedResources>(),
c.GetInstance <ISnapBinaryPatcher>()));
container.Register <ISnapExtractor>(c => new SnapExtractor(
c.GetInstance <ISnapFilesystem>(),
c.GetInstance <ISnapPack>(),
c.GetInstance <ISnapEmbeddedResources>()));
container.Register <ISnapInstaller>(c => new SnapInstaller(
c.GetInstance <ISnapExtractor>(),
c.GetInstance <ISnapPack>(),
c.GetInstance <ISnapOs>(),
c.GetInstance <ISnapEmbeddedResources>(),
c.GetInstance <ISnapAppWriter>()
));
container.Register <ISnapNugetLogger>(c => new NugetLogger(logger));
container.Register <INugetService>(c => new NugetService(
c.GetInstance <ISnapFilesystem>(),
c.GetInstance <ISnapNugetLogger>())
);
container.Register <ISnapPackageManager>(c => new SnapPackageManager(
c.GetInstance <ISnapFilesystem>(),
c.GetInstance <ISnapOsSpecialFolders>(),
c.GetInstance <INugetService>(),
c.GetInstance <ISnapHttpClient>(),
c.GetInstance <ISnapCryptoProvider>(),
c.GetInstance <ISnapExtractor>(),
c.GetInstance <ISnapAppReader>(),
c.GetInstance <ISnapPack>()));
container.Register <ISnapInstallerEnvironment>(c => new SnapInstallerEnvironment(logLevel, globalCts, ApplicationName)
{
Container = container,
Io = c.GetInstance <ISnapInstallerIoEnvironment>()
});
container.Register <ISnapInstallerIoEnvironment>(_ => new SnapInstallerIoEnvironment
{
WorkingDirectory = workingDirectory,
ThisExeWorkingDirectory = thisExeWorkingDirectory,
SpecialFolders = container.GetInstance <ISnapOsSpecialFolders>()
});
return(container);
}
public LogForwarder(LogLevel logLevel, [NotNull] ILog logger, [NotNull] LogDelegate logDelegate)
{
_logLevel = logLevel;
_logger = logger ?? throw new ArgumentNullException(nameof(logger));
_logDelegate = logDelegate ?? throw new ArgumentNullException(nameof(logDelegate));
}
public SnapInstallerEnvironment(LogLevel logLevel, [NotNull] CancellationTokenSource cancellationTokenSource, [NotNull] string loggerName)
{
LogLevel = logLevel;
_cancellationTokenSource = cancellationTokenSource ?? throw new ArgumentNullException(nameof(cancellationTokenSource));
_loggerName = loggerName ?? throw new ArgumentNullException(nameof(loggerName));
}