protected override async Task <bool> OnUpgrade(ZipArchive archive)
{
var archiveEntries = archive.Entries.ToArray();
foreach (var zipArchiveEntry in archiveEntries)
{
if (zipArchiveEntry.Name != "save_log.json" || zipArchiveEntry.FullName.Contains("-backup-"))
{
continue;
}
SaveLogEntry[] saveLogs;
await using (var saveLogStream = zipArchiveEntry.Open())
saveLogs = await JsonSerializer.DeserializeAsync <SaveLogEntry[]>(saveLogStream);
var changelogEntries = new ChangelogEntry[saveLogs.Length];
for (var i = 0; i < saveLogs.Length; i++)
{
changelogEntries[i] = new ChangelogEntry
{
Username = saveLogs[i].Username,
ComputerName = saveLogs[i].ComputerName,
Time = saveLogs[i].Time,
Type = saveLogs[i].AutoSave == true ? ChangelogItemType.AutoSave : ChangelogItemType.Save
};
}
var basePath = zipArchiveEntry.FullName.Replace(zipArchiveEntry.Name, "");
var changelogEntry = archive.CreateEntry(basePath + "changelog.json");
await using (var saveLogStream = changelogEntry.Open())
{
await JsonSerializer.SerializeAsync(saveLogStream, changelogEntries);
}
zipArchiveEntry.Delete();
}
var fileVersionFile = archiveEntries.FirstOrDefault(f => f.FullName == "file_version");
fileVersionFile?.Delete();
return(true);
}
public void SyncChangelogs()
{
var imageLock = GetImageLock();
_logger.LogInformation("Updating the package cache...");
_aptGetService.Update();
// Download the packages.
_logger.LogInformation("Downloading the debs...");
var debFolder = Path.Combine(_workspaceConfig.RootDirectory, ".debs");
debFolder.EnsureDirectoryExists();
_aptGetService.Download(imageLock.InstalledPackages.ToDictionary(x => x.Key, x => x.Value.Version), debFolder);
var tmpChangelogDirectory = Path.Combine(_workspaceConfig.RootDirectory, ".tmp-changelog");
tmpChangelogDirectory.CleanOrCreateDirectory();
var tmpExtractionDirectory = Path.Combine(tmpChangelogDirectory, "tmp");
Directory.CreateDirectory(tmpExtractionDirectory);
foreach (var package in imageLock.InstalledPackages.Keys)
{
var installedPackage = imageLock.InstalledPackages[package];
var debFile = Path.Combine(debFolder, $"{package}_{installedPackage.Version.Version.Replace(":", "%3a")}_{installedPackage.Version.Architecture}.deb");
if (!File.Exists(debFile))
{
throw new Exception($"The deb file {debFile} doesn't exist.");
}
_logger.LogInformation("Extracting: {package}", imageLock.InstalledPackages[package].Version.ToCommandParameter(package));
_dpkgService.Extract(debFile, tmpExtractionDirectory, false);
}
_logger.LogInformation("Finding changelogs...");
var docsDirectory = Path.Combine(tmpExtractionDirectory, "usr", "share", "doc");
var changelogEntries = new List <ChangelogEntry>();
foreach (var packageDirectoryPath in Directory.GetDirectories(docsDirectory))
{
var packageDirectoryName = Path.GetFileName(packageDirectoryPath);
_logger.LogInformation("Finding changelog for {package}...", packageDirectoryName);
string FindChangelog(string baseName)
{
var debianName = baseName + ".Debian";
if (File.Exists(debianName))
{
return(debianName);
}
debianName += ".gz";
if (File.Exists(debianName))
{
return(debianName);
}
if (File.Exists(baseName))
{
return(baseName);
}
baseName += ".gz";
if (File.Exists(baseName))
{
return(baseName);
}
return(null);
}
var changelogPath = FindChangelog(Path.Combine(packageDirectoryPath, "changelog"));
if (string.IsNullOrEmpty(changelogPath))
{
_logger.LogWarning("Couldn't find changelog in {package} doc directory.", packageDirectoryName);
continue;
}
var changelogEntry = new ChangelogEntry();
changelogEntry.MD5 = _processRunner.ReadShell($"md5sum {changelogPath.Quoted()}");
changelogEntry.MD5 = changelogEntry.MD5.Substring(0, changelogEntry.MD5.IndexOf(" ", StringComparison.Ordinal));
changelogEntry.SourcePackage = _processRunner.ReadShell($"dpkg-parsechangelog -S Source -l {changelogPath.Quoted()}").TrimEnd(Environment.NewLine.ToCharArray());
var existing = changelogEntries.SingleOrDefault(x =>
x.MD5 == changelogEntry.MD5 && x.SourcePackage == changelogEntry.SourcePackage);
if (existing != null)
{
_logger.LogWarning("Changelog already exists for {packge} via {sourcePackage}", packageDirectoryName, changelogEntry.SourcePackage);
continue;
}
var destination = Path.Combine(tmpChangelogDirectory, changelogEntry.SourcePackage);
_processRunner.RunShell($"dpkg-parsechangelog -S Changes --all -l {changelogPath.Quoted()} > {destination.Quoted()}");
_logger.LogInformation("Saved changelog for {package}.", packageDirectoryName);
}
if (Directory.Exists(tmpExtractionDirectory))
{
Directory.Delete(tmpExtractionDirectory, true);
}
var changelogDirectory = Path.Combine(_workspaceConfig.RootDirectory, "changelogs");
if (Directory.Exists(changelogDirectory))
{
Directory.Delete(changelogDirectory, true);
}
Directory.Move(tmpChangelogDirectory, changelogDirectory);
_logger.LogInformation("Done!");
}