private void UpdateToAlwaysExcludeFile(RepoMetadata repoMetadata)
{
if (repoMetadata.GetAlwaysExcludeInvalid())
{
this.FailMountAndExit("always_exclude left in a corrupt state after failed mount.");
}
string alwaysExcludePath = Path.Combine(this.enlistment.WorkingDirectoryRoot, GVFSConstants.DotGit.Info.AlwaysExcludePath);
if (File.Exists(alwaysExcludePath))
{
this.FailMountAndExit("Error migrating to " + alwaysExcludePath + ", file already exists.");
}
string excludePath = Path.Combine(this.enlistment.WorkingDirectoryRoot, GVFSConstants.DotGit.Info.ExcludePath);
if (File.Exists(excludePath))
{
try
{
string[] lines = File.ReadAllLines(excludePath);
// To be valid, both exclude and always_exclude must be correctly written to,
// and the disk layout version stored on disk must be updated.
repoMetadata.SetAlwaysExcludeInvalid(true);
string newAlwaysExcludeContents = string.Join("\n", lines.Where(x => !x.StartsWith(GVFSConstants.GitCommentSignString))) + "\n";
string newExcludeContents = string.Join("\n", lines.Where(x => x.StartsWith(GVFSConstants.GitCommentSignString))) + "\n";
File.WriteAllText(alwaysExcludePath, newAlwaysExcludeContents);
File.WriteAllText(excludePath, newExcludeContents);
}
catch (Exception e)
{
EventMetadata metadata = new EventMetadata();
metadata.Add("Area", "Mount");
metadata.Add("alwaysExcludePath", alwaysExcludePath);
metadata.Add("excludePath", excludePath);
metadata.Add("Exception", e.ToString());
metadata.Add("ErrorMessage", "Failed to migrate " + excludePath + " to " + alwaysExcludePath);
this.tracer.RelatedError(metadata);
this.FailMountAndExit("Error migrating " + excludePath + " to " + alwaysExcludePath + ", run 'gvfs log' for details");
}
}
}
