/// <summary>
/// Running the unit test confirms the correctness of duplicati
/// </summary>
/// <param name="folders">The folders to backup. Folder at index 0 is the base, all others are incrementals</param>
/// <param name="target">The target destination for the backups</param>
public static void RunTest(string[] folders, Dictionary<string, string> options, string target)
{
LogHelper log = new LogHelper("unittest.log");
Log.CurrentLog = log; ;
Log.LogLevel = Duplicati.Library.Logging.LogMessageType.Profiling;
string tempdir = System.IO.Path.Combine(System.IO.Path.GetDirectoryName(System.Reflection.Assembly.GetExecutingAssembly().Location), "tempdir");
//Filter empty entries, commonly occuring with copy/paste and newlines
folders = (from x in folders
where !string.IsNullOrWhiteSpace(x)
select Library.Utility.Utility.ExpandEnvironmentVariables(x)).ToArray();
//Expand the tilde to home folder on Linux/OSX
if (Utility.IsClientLinux)
folders = (from x in folders
select x.Replace("~", Environment.GetFolderPath(Environment.SpecialFolder.Personal))).ToArray();
foreach(var f in folders)
foreach(var n in f.Split(new char[] {System.IO.Path.PathSeparator}, StringSplitOptions.RemoveEmptyEntries))
if (!System.IO.Directory.Exists(n))
throw new Exception(string.Format("Missing source folder: {0}", n));
try
{
if (System.IO.Directory.Exists(tempdir))
System.IO.Directory.Delete(tempdir, true);
System.IO.Directory.CreateDirectory(tempdir);
}
catch(Exception ex)
{
Log.WriteMessage("Failed to clean tempdir", LogMessageType.Error, ex);
}
Duplicati.Library.Utility.TempFolder.SystemTempPath = tempdir;
//Set some defaults
if (!options.ContainsKey("passphrase"))
options["passphrase"] = "secret password!";
if (!options.ContainsKey("prefix"))
options["prefix"] = "duplicati_unittest";
//We want all messages in the log
options["log-level"] = LogMessageType.Profiling.ToString();
//We cannot rely on USN numbering, but we can use USN enumeration
//options["disable-usn-diff-check"] = "true";
//We use precise times
options["disable-time-tolerance"] = "true";
//We need all sets, even if they are unchanged
options["upload-unchanged-backups"] = "true";
bool skipfullrestore = false;
bool skippartialrestore = false;
bool skipverify = false;
if (Utility.ParseBoolOption(options, "unittest-backuponly"))
{
skipfullrestore = true;
skippartialrestore = true;
options.Remove("unittest-backuponly");
}
if (Utility.ParseBoolOption(options, "unittest-skip-partial-restore"))
{
skippartialrestore = true;
options.Remove("unittest-skip-partial-restore");
}
if (Utility.ParseBoolOption(options, "unittest-skip-full-restore"))
{
skipfullrestore = true;
options.Remove("unittest-skip-full-restore");
}
if (Utility.ParseBoolOption(options, "unittest-skip-verify"))
{
skipverify = true;
options.Remove("unittest-skip-verify");
}
var verifymetadata = !Utility.ParseBoolOption(options, "skip-metadata");
using(new Timer("Total unittest"))
using(TempFolder tf = new TempFolder())
{
options["dbpath"] = System.IO.Path.Combine(tempdir, "unittest.sqlite");
if (System.IO.File.Exists(options["dbpath"]))
System.IO.File.Delete(options["dbpath"]);
if (string.IsNullOrEmpty(target))
{
target = "file://" + tf;
}
else
{
Console.WriteLine("Removing old backups");
Dictionary<string, string> tmp = new Dictionary<string, string>(options);
tmp["keep-versions"] = "0";
tmp["force"] = "";
tmp["allow-full-removal"] = "";
using(new Timer("Cleaning up any existing backups"))
try
{
using(var bk = Duplicati.Library.DynamicLoader.BackendLoader.GetBackend(target, options))
foreach(var f in bk.List())
if (!f.IsFolder)
bk.Delete(f.Name);
}
catch(Duplicati.Library.Interface.FolderMissingException)
{
}
}
log.Backupset = "Backup " + folders[0];
string fhtempsource = null;
bool usingFHWithRestore = (!skipfullrestore || !skippartialrestore);
using(var fhsourcefolder = usingFHWithRestore ? new Library.Utility.TempFolder() : null)
{
if (usingFHWithRestore)
{
fhtempsource = fhsourcefolder;
TestUtils.CopyDirectoryRecursive(folders[0], fhsourcefolder);
}
RunBackup(usingFHWithRestore ? (string)fhsourcefolder : folders[0], target, options, folders[0]);
for (int i = 1; i < folders.Length; i++)
{
//options["passphrase"] = "bad password";
//If the backups are too close, we can't pick the right one :(
System.Threading.Thread.Sleep(1000 * 5);
log.Backupset = "Backup " + folders[i];
if (usingFHWithRestore)
{
System.IO.Directory.Delete(fhsourcefolder, true);
TestUtils.CopyDirectoryRecursive(folders[i], fhsourcefolder);
}
//Call function to simplify profiling
RunBackup(usingFHWithRestore ? (string)fhsourcefolder : folders[i], target, options, folders[i]);
}
}
Duplicati.Library.Main.Options opts = new Duplicati.Library.Main.Options(options);
using (Duplicati.Library.Interface.IBackend bk = Duplicati.Library.DynamicLoader.BackendLoader.GetBackend(target, options))
foreach (Duplicati.Library.Interface.IFileEntry fe in bk.List())
if (fe.Size > opts.VolumeSize)
{
string msg = string.Format("The file {0} is {1} bytes larger than allowed", fe.Name, fe.Size - opts.VolumeSize);
Console.WriteLine(msg);
Log.WriteMessage(msg, LogMessageType.Error);
}
IList<DateTime> entries;
using(var i = new Duplicati.Library.Main.Controller(target, options, new CommandLine.ConsoleOutput(options)))
entries = (from n in i.List().Filesets select n.Time.ToLocalTime()).ToList();
if (entries.Count != folders.Length)
{
StringBuilder sb = new StringBuilder();
sb.AppendLine("Entry count: " + entries.Count.ToString());
sb.Append(string.Format("Found {0} filelists but there were {1} source folders", entries.Count, folders.Length));
throw new Exception("Filename parsing problem, or corrupt storage: " + sb.ToString());
}
if (!skipfullrestore || !skippartialrestore)
{
for (int i = 0; i < entries.Count; i++)
{
using (TempFolder ttf = new TempFolder())
{
log.Backupset = "Restore " + folders[i];
Console.WriteLine("Restoring the copy: " + folders[i]);
options["time"] = entries[entries.Count - i - 1].ToString();
string[] actualfolders = folders[i].Split(System.IO.Path.PathSeparator);
if (!skippartialrestore)
{
Console.WriteLine("Partial restore of: " + folders[i]);
using (TempFolder ptf = new TempFolder())
{
List<string> testfiles = new List<string>();
using (new Timer("Extract list of files from" + folders[i]))
{
List<string> sourcefiles;
using(var inst = new Library.Main.Controller(target, options, new CommandLine.ConsoleOutput(options)))
sourcefiles = (from n in inst.List("*").Files select n.Path).ToList();
//Remove all folders from list
for (int j = 0; j < sourcefiles.Count; j++)
if (sourcefiles[j].EndsWith(System.IO.Path.DirectorySeparatorChar.ToString()))
{
sourcefiles.RemoveAt(j);
j--;
}
int testfilecount = 15;
Random r = new Random();
while (testfilecount-- > 0 && sourcefiles.Count > 0)
{
int rn = r.Next(0, sourcefiles.Count);
testfiles.Add(sourcefiles[rn]);
sourcefiles.RemoveAt(rn);
}
}
//Add all folders to avoid warnings in restore log
int c = testfiles.Count;
Dictionary<string, string> partialFolders = new Dictionary<string, string>(Utility.ClientFilenameStringComparer);
for (int j = 0; j < c; j++)
{
string f = testfiles[j];
if (!f.StartsWith(usingFHWithRestore ? fhtempsource : folders[i], Utility.ClientFilenameStringComparision))
throw new Exception(string.Format("Unexpected file found: {0}, path is not a subfolder for {1}", f, folders[i]));
f = f.Substring(Utility.AppendDirSeparator(usingFHWithRestore ? fhtempsource : folders[i]).Length);
do
{
f = System.IO.Path.GetDirectoryName(f);
partialFolders[Utility.AppendDirSeparator(f)] = null;
} while (f.IndexOf(System.IO.Path.DirectorySeparatorChar) > 0);
}
if (partialFolders.ContainsKey(""))
partialFolders.Remove("");
if (partialFolders.ContainsKey(System.IO.Path.DirectorySeparatorChar.ToString()))
partialFolders.Remove(System.IO.Path.DirectorySeparatorChar.ToString());
List<string> filterlist;
var tfe = Utility.AppendDirSeparator(usingFHWithRestore ? fhtempsource : folders[i]);
filterlist = (from n in partialFolders.Keys
where !string.IsNullOrWhiteSpace(n) && n != System.IO.Path.DirectorySeparatorChar.ToString()
select Utility.AppendDirSeparator(System.IO.Path.Combine(tfe, n)))
.Union(testfiles) //Add files with full path
.Union(new string[] { tfe }) //Ensure root folder is included
.Distinct()
.ToList();
testfiles = (from n in testfiles select n.Substring(tfe.Length)).ToList();
//Call function to simplify profiling
RunPartialRestore(folders[i], target, ptf, options, filterlist.ToArray());
if (!skipverify)
{
//Call function to simplify profiling
Console.WriteLine("Verifying partial restore of: " + folders[i]);
VerifyPartialRestore(folders[i], testfiles, actualfolders, ptf, folders[0], verifymetadata);
}
}
}
if (!skipfullrestore)
{
//Call function to simplify profiling
RunRestore(folders[i], target, ttf, options);
if (!skipverify)
{
//Call function to simplify profiling
Console.WriteLine("Verifying the copy: " + folders[i]);
VerifyFullRestore(folders[i], actualfolders, new string[] { ttf }, verifymetadata);
}
}
}
}
}
foreach(string s in Utility.EnumerateFiles(tempdir))
{
if (s == options["dbpath"])
continue;
if (s.StartsWith(Utility.AppendDirSeparator(tf)))
continue;
Log.WriteMessage(string.Format("Found left-over temp file: {0}", s.Substring(tempdir.Length)), LogMessageType.Warning);
Console.WriteLine("Found left-over temp file: {0} -> {1}", s.Substring(tempdir.Length), TempFile.GetStackTraceForTempFile(System.IO.Path.GetFileName(s)));
}
foreach(string s in Utility.EnumerateFolders(tempdir))
if (!s.StartsWith(Utility.AppendDirSeparator(tf)) && Utility.AppendDirSeparator(s) != Utility.AppendDirSeparator(tf) && Utility.AppendDirSeparator(s) != Utility.AppendDirSeparator(tempdir))
{
Log.WriteMessage(string.Format("Found left-over temp folder: {0}", s.Substring(tempdir.Length)), LogMessageType.Warning);
Console.WriteLine("Found left-over temp folder: {0}", s.Substring(tempdir.Length));
}
}
(Log.CurrentLog as StreamLog).Dispose();
Log.CurrentLog = null;
if (LogHelper.ErrorCount > 0)
Console.WriteLine("Unittest completed, but with {0} errors, see logfile for details", LogHelper.ErrorCount);
else if (LogHelper.WarningCount > 0)
Console.WriteLine("Unittest completed, but with {0} warnings, see logfile for details", LogHelper.WarningCount);
else
Console.WriteLine("Unittest completed successfully - Have some cake!");
}