public async Task Synchronize(IEnumerable<FileInfoCopyCommand> filesToSynchronize, Repository source, Repository target)
{
if (target.Accessor.IsReadOnly)
throw new InvalidOperationException("Target repository is read only.");
long totalSize = filesToSynchronize.Sum(f => f.Source.Size);
long copiedSize = 0;
foreach (var item in filesToSynchronize)
{
ts.TraceInformation("[{0}%]Updating {1} ({2}) #{3}...",
100 * copiedSize / totalSize,
System.IO.Path.GetFileName(item.Source.FileName),
FileHelper.ResolveFriendlySize(item.Source.Size),
item.Source.Hash.ToString().Substring(0, 6)
);
copiedSize += item.Source.Size;
var targets = item.Targets.ToArray();
using (var stream = await source.Accessor.ReadFileAsStream(item.Source))
{
await target.Accessor.WriteFromStream(stream, targets);
}
}
// synchronize properties
target.Files = source.Files;
target.UrlName = source.UrlName;
target.Settings = source.Settings;
ts.TraceInformation("[100%] Completed!");
}
public ICollection<FileInfoCopyCommand> Compare(Repository source, Repository target)
{
List<FileInfo> resultItems = new List<FileInfo>();
var sourceFiles = source.Files;
var currentFiles = target.Files;
// compare
foreach (var item in sourceFiles)
{
if (currentFiles.Any(f => f.Equals(item))) // found same file
continue;
resultItems.Add(item);
}
// group by hash (so we don't need to fetch same file twice)
var result = resultItems.GroupBy(i => i.Hash)
.Select(g => new FileInfoCopyCommand()
{
Source = g.First(),
Targets = g.ToArray()
}).ToArray();
// debug - source repository
ts.TraceInformation("Source respository [{0}]:", source.UrlName);
ts.TraceInformation(" - Files: {0}", sourceFiles.Count);
if(sourceFiles.Count > 0)
ts.TraceInformation(" - Total size: {0}", FileHelper.ResolveFriendlySize(sourceFiles.Sum(sf => sf.Size)));
// debug - patch
if (result.Length == 0)
{
ts.TraceInformation("All files UP TO DATE");
}
else
{
ts.TraceInformation("Update required:");
ts.TraceInformation("- Files to update: {0}", result.Length);
ts.TraceInformation("- Patch size: {0}", FileHelper.ResolveFriendlySize(result.Sum(f => f.Source.Size)));
}
return result;
}
public async Task Synchronize(Repository source, Repository target)
{
var diff = Compare(source, target);
await Synchronize(diff, source, target);
}
private void InitLocalRepository()
{
string repoFolder = config.ServerUrl.Authority.Replace(':','_'); // folder from host name and port
string localRepoPath = System.IO.Path.Combine(FileHelper.CurrentDir, "appcache", repoFolder, config.Repository);
var localRepositoryAccessor = new DirectoryRepositoryAccessor(localRepoPath, config.Repository);
localRepository = localRepositoryAccessor.FetchRepository().Result;
}
