public bool InitializeAdminBuildpack(StagingStartRequestAdminBuildpack adminBuildpack, string adminBuildpackDir, bool checkWindowsCompatibility)
{
var dir = Path.Combine(adminBuildpackDir, adminBuildpack.Key);
var buildpackMutex = new Mutex(false, AdminBuildpackMutexName(adminBuildpack.Key));
try
{
buildpackMutex.WaitOne();
DownloadAdminBuildpack(adminBuildpack, adminBuildpackDir);
if (checkWindowsCompatibility)
{
var winBuildpack = BuildpackHasWindowsCompatibleBinaries(dir);
if (!winBuildpack)
{
Logger.Info("Ignoring buildpack {1}. Staging task {0}. Unable to detect compatible windows executables in buildpack bin.", this.Properties.TaskId, dir);
return(false);
}
}
DEAUtilities.DirectoryCopy(dir, Path.Combine(this.Workspace.TempDir, "buildpack"), true);
}
finally
{
buildpackMutex.ReleaseMutex();
buildpackMutex.Dispose();
}
return(true);
}
public void PrepareStagingDirs()
{
string appDir = Path.Combine(this.Workspace.StagedDir, "app");
string logsDir = Path.Combine(this.Workspace.StagedDir, "logs");
string tmpDir = Path.Combine(this.Workspace.StagedDir, "tmp");
Directory.CreateDirectory(appDir);
Directory.CreateDirectory(logsDir);
Directory.CreateDirectory(tmpDir);
DEAUtilities.DirectoryCopy(this.Workspace.UnstagedDir, appDir, true);
}
public void GetBuildpack(StagingStartMessageRequest message, string gitPath, string buildpacksDir)
{
if (message.Properties.Buildpack != null)
{
Logger.Info("Staging task {0}: Downloading buildpack from {1}", this.Properties.TaskId, message.Properties.Buildpack);
Directory.CreateDirectory(Path.Combine(this.Workspace.TempDir, "buildpacks"));
string buildpackPath = Path.Combine(this.Workspace.TempDir, "buildpacks", Path.GetFileName(new Uri(message.Properties.Buildpack).LocalPath));
string command = string.Format("\"{0}\" clone --quiet --recursive {1} {2}", gitPath, message.Properties.Buildpack, buildpackPath);
Logger.Debug(command);
int success = Command.ExecuteCommand(command, this.Workspace.TempDir);
if (success != 0)
{
throw new Exception(string.Format("Failed to git clone buildpack. Exit code: {0}", success));
}
this.Buildpack = new Buildpack(buildpackPath, Path.Combine(this.Workspace.StagedDir, "app"), this.Workspace.Cache, this.Workspace.StagingLogPath);
bool detected = this.Buildpack.Detect(this.Container);
if (!detected)
{
throw new Exception("Buildpack does not support this application.");
}
}
else
{
Logger.Info("Staging task {0}: Detecting buildpack", this.Properties.TaskId);
foreach (string dir in Directory.EnumerateDirectories(buildpacksDir))
{
DEAUtilities.DirectoryCopy(dir, Path.Combine(this.Workspace.TempDir, "buildpack"), true);
Buildpack bp = new Buildpack(Path.Combine(this.Workspace.TempDir, "buildpack"), Path.Combine(this.Workspace.StagedDir, "app"), this.Workspace.Cache, this.Workspace.StagingLogPath);
bool success = bp.Detect(this.Container);
if (success)
{
this.Buildpack = bp;
break;
}
else
{
Directory.Delete(Path.Combine(this.Workspace.TempDir, "buildpack"), true);
}
}
if (this.Buildpack == null)
{
throw new Exception("Unable to detect a supported application type");
}
Logger.Info("Staging task {0}: Detected buildpack {1}", this.Properties.TaskId, this.Buildpack.Name);
}
this.Properties.DetectedBuildpack = this.Buildpack.Name;
}
public void GetBuildpack(StagingStartMessageRequest message, string gitPath, string buildpacksDir, string adminBuildpackDir)
{
string buildpackUrl = message.Properties.Buildpack ?? message.Properties.BuildpackGitUrl;
if (buildpackUrl != null)
{
Logger.Info("Staging task {0}: Downloading buildpack from {1}", this.Properties.TaskId, message.Properties.Buildpack);
Directory.CreateDirectory(Path.Combine(this.Workspace.TempDir, "buildpacks"));
string buildpackPath = Path.Combine(this.Workspace.TempDir, "buildpacks", Path.GetFileName(new Uri(message.Properties.Buildpack).LocalPath));
string command = string.Format("set GIT_TERMINAL_PROMPT=0& \"{0}\" clone --quiet --recursive {1} {2}", gitPath, message.Properties.Buildpack, buildpackPath);
Logger.Debug(command);
int success = Command.ExecuteCommand(command, this.Workspace.TempDir);
if (success != 0)
{
throw new Exception(string.Format("Failed to git clone buildpack. Exit code: {0}", success));
}
this.Buildpack = new Buildpack(buildpackPath, Path.Combine(this.Workspace.StagedDir, "app"), this.Workspace.Cache, this.Workspace.StagingLogPath);
bool detected = this.Buildpack.Detect(this.Container);
if (!detected)
{
throw new Exception("Buildpack does not support this application.");
}
}
else if (message.Properties.BuildpackKey != null)
{
Logger.Info("Staging task {0}: Using admin buildpack {1}", this.Properties.TaskId, message.Properties.BuildpackKey);
TryCleanupUnusedAdminBuildpacks(message.AdminBuildpacks, adminBuildpackDir);
var adminBuildpack = message.AdminBuildpacks.First(i => i.Key == message.Properties.BuildpackKey);
InitializeAdminBuildpack(adminBuildpack, adminBuildpackDir, false);
this.Buildpack = new Buildpack(Path.Combine(this.Workspace.TempDir, "buildpack"), Path.Combine(this.Workspace.StagedDir, "app"), this.Workspace.Cache, this.Workspace.StagingLogPath);
bool detected = this.Buildpack.Detect(this.Container);
if (!detected)
{
throw new InvalidOperationException("Buildpack does not support this application.");
}
}
else
{
Logger.Info("Staging task {0}: Detecting buildpack", this.Properties.TaskId);
if (message.AdminBuildpacks != null)
{
TryCleanupUnusedAdminBuildpacks(message.AdminBuildpacks, adminBuildpackDir);
foreach (var adminBuildpack in message.AdminBuildpacks)
{
if (!InitializeAdminBuildpack(adminBuildpack, adminBuildpackDir, true))
{
continue;
}
Buildpack bp = new Buildpack(Path.Combine(this.Workspace.TempDir, "buildpack"), Path.Combine(this.Workspace.StagedDir, "app"), this.Workspace.Cache, this.Workspace.StagingLogPath);
bool success = bp.Detect(this.Container);
if (success)
{
this.Buildpack = bp;
break;
}
else
{
Directory.Delete(Path.Combine(this.Workspace.TempDir, "buildpack"), true);
}
}
}
if (this.Buildpack == null)
{
if (Directory.Exists(buildpacksDir))
{
List <string> systemBuildpacks = Directory.EnumerateDirectories(buildpacksDir).ToList();
foreach (string dir in systemBuildpacks)
{
DEAUtilities.DirectoryCopy(dir, Path.Combine(this.Workspace.TempDir, "buildpack"), true);
Buildpack bp = new Buildpack(Path.Combine(this.Workspace.TempDir, "buildpack"), Path.Combine(this.Workspace.StagedDir, "app"), this.Workspace.Cache, this.Workspace.StagingLogPath);
bool success = bp.Detect(this.Container);
if (success)
{
this.Buildpack = bp;
break;
}
else
{
Directory.Delete(Path.Combine(this.Workspace.TempDir, "buildpack"), true);
}
}
}
}
if (this.Buildpack == null)
{
throw new InvalidOperationException("Unable to detect a supported application type.");
}
Logger.Info("Staging task {0}: Detected buildpack {1}", this.Properties.TaskId, this.Buildpack.Name);
}
this.Properties.DetectedBuildpack = this.Buildpack.Name;
}