public async Task <SnapApp> UpdateAsync(string baseDirectory, SnapRelease snapRelease, SnapChannel snapChannel,
ISnapProgressSource snapProgressSource = null, ILog logger = null, CancellationToken cancellationToken = default)
{
if (baseDirectory == null)
{
throw new ArgumentNullException(nameof(baseDirectory));
}
if (snapRelease == null)
{
throw new ArgumentNullException(nameof(snapRelease));
}
if (snapChannel == null)
{
throw new ArgumentNullException(nameof(snapChannel));
}
if (!_snapOs.Filesystem.DirectoryExists(baseDirectory))
{
logger?.Error($"Base directory does not exist: {baseDirectory}");
return(null);
}
var nupkgAbsoluteFilename = _snapOs.Filesystem.PathCombine(baseDirectory, "packages", snapRelease.Filename);
if (!_snapOs.Filesystem.FileExists(nupkgAbsoluteFilename))
{
logger?.Error($"Unable to apply full update because the nupkg does not exist: {nupkgAbsoluteFilename}");
return(null);
}
snapProgressSource?.Raise(0);
logger?.Debug("Attempting to get snap app details from nupkg");
var nupkgFileStream = _snapOs.Filesystem.FileRead(nupkgAbsoluteFilename);
using var packageArchiveReader = new PackageArchiveReader(nupkgFileStream);
var snapApp = await _snapPack.GetSnapAppAsync(packageArchiveReader, cancellationToken);
if (!snapApp.IsFull)
{
logger?.Error($"You can only update from a full nupkg. Snap id: {snapApp.Id}. Filename: {nupkgAbsoluteFilename}");
return(null);
}
snapApp.SetCurrentChannel(snapChannel.Name);
logger?.Info($"Updating snap id: {snapApp.Id}. Version: {snapApp.Version}. ");
var appDirectory = GetApplicationDirectory(baseDirectory, snapApp.Version);
snapProgressSource?.Raise(10);
if (_snapOs.Filesystem.DirectoryExists(appDirectory))
{
_snapOs.KillAllProcessesInsideDirectory(appDirectory);
logger?.Info($"Deleting existing app directory: {appDirectory}");
await _snapOs.Filesystem.DirectoryDeleteAsync(appDirectory);
}
logger?.Info($"Creating app directory: {appDirectory}");
_snapOs.Filesystem.DirectoryCreate(appDirectory);
var packagesDirectory = GetPackagesDirectory(baseDirectory);
if (!_snapOs.Filesystem.DirectoryExists(packagesDirectory))
{
logger?.Error($"Packages directory does not exist: {packagesDirectory}");
return(null);
}
snapProgressSource?.Raise(30);
logger?.Info($"Extracting nupkg to app directory: {appDirectory}");
var extractedFiles = await _snapExtractor.ExtractAsync(appDirectory, snapRelease, packageArchiveReader, cancellationToken);
if (!extractedFiles.Any())
{
logger?.Error($"Unknown error when attempting to extract nupkg: {nupkgAbsoluteFilename}");
return(null);
}
snapProgressSource?.Raise(90);
logger?.Info("Performing post install tasks");
var nuspecReader = await packageArchiveReader.GetNuspecReaderAsync(cancellationToken);
await InvokePostInstall(snapApp, nuspecReader,
baseDirectory, appDirectory, snapApp.Version, false, logger, cancellationToken);
logger?.Info("Post install tasks completed");
snapProgressSource?.Raise(100);
return(snapApp);
}
public async Task <SnapApp> InstallAsync(string nupkgAbsoluteFilename, string baseDirectory, SnapRelease snapRelease, SnapChannel snapChannel,
ISnapProgressSource snapProgressSource = null, ILog logger = null, CancellationToken cancellationToken = default, bool copyNupkgToPackagesDirectory = true)
{
if (baseDirectory == null)
{
throw new ArgumentNullException(nameof(baseDirectory));
}
if (snapChannel == null)
{
throw new ArgumentNullException(nameof(snapChannel));
}
snapProgressSource?.Raise(0);
if (!_snapOs.Filesystem.FileExists(nupkgAbsoluteFilename))
{
logger?.Error($"Unable to find nupkg: {nupkgAbsoluteFilename}");
return(null);
}
logger?.Debug("Attempting to get snap app details from nupkg");
var nupkgFileStream = _snapOs.Filesystem.FileRead(nupkgAbsoluteFilename);
using var packageArchiveReader = new PackageArchiveReader(nupkgFileStream);
var snapApp = await _snapPack.GetSnapAppAsync(packageArchiveReader, cancellationToken);
if (!snapApp.IsFull)
{
logger?.Error($"You can only install full nupkg. Snap id: {snapApp.Id}. Filename: {nupkgAbsoluteFilename}");
return(null);
}
snapApp.SetCurrentChannel(snapChannel.Name);
if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows) && snapApp.Target.Os != OSPlatform.Windows)
{
logger?.Error(
$"Unable to install snap because target OS {snapApp.Target.Os} does not match current OS: {OSPlatform.Windows.ToString()}. Snap id: {snapApp.Id}.");
return(null);
}
if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux) && snapApp.Target.Os != OSPlatform.Linux)
{
logger?.Error($"Unable to install snap because target OS {snapApp.Target.Os} does not match current OS: {OSPlatform.Linux.ToString()}. Snap id: {snapApp.Id}.");
return(null);
}
logger?.Info($"Installing snap id: {snapApp.Id}. Version: {snapApp.Version}.");
if (snapApp.Target.PersistentAssets.Any())
{
logger?.Info($"Persistent assets: {string.Join(", ", snapApp.Target.PersistentAssets)}");
}
snapProgressSource?.Raise(10);
if (_snapOs.Filesystem.DirectoryExists(baseDirectory))
{
_snapOs.KillAllProcessesInsideDirectory(baseDirectory);
logger?.Info($"Deleting existing base directory: {baseDirectory}");
await _snapOs.Filesystem.DirectoryDeleteAsync(baseDirectory, snapApp.Target.PersistentAssets);
}
snapProgressSource?.Raise(20);
logger?.Info($"Creating base directory: {baseDirectory}");
_snapOs.Filesystem.DirectoryCreate(baseDirectory);
snapProgressSource?.Raise(30);
var packagesDirectory = GetPackagesDirectory(baseDirectory);
logger?.Info($"Creating packages directory: {packagesDirectory}");
_snapOs.Filesystem.DirectoryCreate(packagesDirectory);
snapProgressSource?.Raise(40);
if (copyNupkgToPackagesDirectory)
{
var dstNupkgFilename = _snapOs.Filesystem.PathCombine(packagesDirectory, snapApp.BuildNugetFilename());
logger?.Info($"Copying nupkg to {dstNupkgFilename}");
await _snapOs.Filesystem.FileCopyAsync(nupkgAbsoluteFilename, dstNupkgFilename, cancellationToken);
}
snapProgressSource?.Raise(50);
var appDirectory = GetApplicationDirectory(baseDirectory, snapApp.Version);
logger?.Info($"Creating app directory: {appDirectory}");
_snapOs.Filesystem.DirectoryCreate(appDirectory);
snapProgressSource?.Raise(60);
logger?.Info($"Extracting nupkg to app directory: {appDirectory}");
var extractedFiles = await _snapExtractor.ExtractAsync(appDirectory, snapRelease, packageArchiveReader, cancellationToken);
if (!extractedFiles.Any())
{
logger?.Error($"Unknown error when attempting to extract nupkg: {nupkgAbsoluteFilename}");
return(null);
}
snapProgressSource?.Raise(90);
logger?.Info("Performing post install tasks");
var nuspecReader = await packageArchiveReader.GetNuspecReaderAsync(cancellationToken);
await InvokePostInstall(snapApp, nuspecReader,
baseDirectory, appDirectory, snapApp.Version, true, logger, cancellationToken);
logger?.Info("Post install tasks completed");
snapProgressSource?.Raise(100);
return(snapApp);
}
