public static async Task Upload(Stream inStream, string fileName)
{
var packageName = $"{fileName}#{DateTime.UtcNow.Ticks}";
var packagePath = Path.Combine(AppPaths.Uploads, packageName);
using (var outStream = new FileStream($"{packagePath}.tmp", FileMode.Create, FileAccess.Write))
await inStream.CopyToAsync(outStream);
System.IO.File.Move($"{packagePath}.tmp", $"{packagePath}.zip");
var package = Package.FromFile(new FileInfo($"{packagePath}.zip"));
lock (_locker) {
var branch = _branches.SingleOrDefault(b => string.Compare(b.Name, package.BranchName, true) == 0);
var isNewBranch = false;
if (branch == null) {
isNewBranch = true;
branch = new Branch {Name = package.BranchName};
_branches.Add(branch);
}
branch.Packages.Add(package);
try
{
SaveBranch(branch);
log.Info($"Package {package.FileName} added to branch {branch.Name} queue");
}
catch (Exception ex)
{
if (isNewBranch)
_branches.Remove(branch);
else
branch.Packages.Remove(package);
File.Delete(package.FullName);
log.Error(ex, $"Error save branch {branch.Name}");
throw;
}
}
_mainEvent.Set();
}
private static void Deploy(Branch branch)
{
log.Info($"Deploying branch {branch.Name}");
Package package = null;
try
{
Thread.Sleep(3000); // DO DEPLOY
lock (_locker) {
package = branch.Packages[0];
branch.Packages.RemoveAt(0);
SaveBranch(branch);
}
try {
File.Delete(package.FullName);
}
catch (Exception ex) {
log.Warn(ex, $"Error deleting package file {package.FileName}. File will be deleted on later.");
}
}
catch (Exception ex)
{
log.Error(ex, $"Error deploying package {package.FileName} of branch {branch.Name}");
lock (_locker) {
if (package != null) {
package.State = PackageState.Pending;
branch.Packages.Insert(0, package);
}
else {
branch.Packages[0].State = PackageState.Pending;
}
//TODO mark branch as postponed
}
}
Interlocked.Increment(ref DeployThreadsCount);
_mainEvent.Set();
}
public static void SaveBranch(Branch branch)
{
var dirPath = Path.Combine(AppPaths.Branches, branch.Name);
if (!Directory.Exists(dirPath))
Directory.CreateDirectory(dirPath);
var jsonFile = Path.Combine(dirPath, ".data.json");
var tmpFile = Path.ChangeExtension(jsonFile, "tmp");
var oldFile = Path.ChangeExtension(jsonFile, "old");
// restore in case of previous failed state
if (File.Exists(oldFile)) {
if (File.Exists(jsonFile))
File.Delete(jsonFile);
File.Move(oldFile, jsonFile);
}
if (File.Exists(tmpFile))
File.Delete(tmpFile);
// write to tmp file
using (var stream = File.Open(tmpFile, FileMode.Create, FileAccess.Write, FileShare.Write))
using (var writer = new StreamWriter(stream)) {
var serializer = new JsonSerializer();
serializer.Serialize(writer, branch);
}
// rename .json -> .old
if (File.Exists(jsonFile))
File.Move(jsonFile, oldFile);
// rename .tmp -> .json
File.Move(tmpFile, jsonFile);
// remove .old
if (File.Exists(oldFile))
File.Delete(oldFile);
}