339 lines
16 KiB
C#
339 lines
16 KiB
C#
#region Disclaimer / License
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// Copyright (C) 2011, Kenneth Skovhede
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// http://www.hexad.dk, opensource@hexad.dk
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2.1 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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//
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#endregion
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using System;
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using System.Collections.Generic;
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using System.Text;
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using System.Linq;
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namespace Duplicati.CommandLine
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{
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class Program
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{
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private class FilterCollector
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{
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private List<Library.Utility.IFilter> m_filters = new List<Library.Utility.IFilter>();
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private Library.Utility.IFilter Filter
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{
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get
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{
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if (m_filters.Count == 0)
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return new Library.Utility.FilterExpression();
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else if (m_filters.Count == 1)
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return m_filters[0];
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else
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return m_filters.Aggregate((a,b) => Library.Utility.JoinedFilterExpression.Join(a, b));
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}
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}
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private Dictionary<string, string> DoExtractOptions(List<string> args, Func<string, string, bool> callbackHandler = null)
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{
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return Library.Utility.CommandLineParser.ExtractOptions(args, (key, value) => {
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if (key.Equals("include", StringComparison.InvariantCultureIgnoreCase))
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{
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m_filters.Add(new Library.Utility.FilterExpression(value, true));
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return false;
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}
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else if (key.Equals("exclude", StringComparison.InvariantCultureIgnoreCase))
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{
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m_filters.Add(new Library.Utility.FilterExpression(value, false));
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return false;
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}
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if (callbackHandler != null)
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return callbackHandler(key, value);
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return true;
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});
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}
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public static Tuple<Dictionary<string, string>, Library.Utility.IFilter> ExtractOptions(List<string> args, Func<string, string, bool> callbackHandler = null)
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{
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var fc = new FilterCollector();
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var opts = fc.DoExtractOptions(args, callbackHandler);
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return new Tuple<Dictionary<string, string>, Library.Utility.IFilter>(opts, fc.Filter);
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}
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}
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/// <summary>
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/// The main entry point for the application.
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/// </summary>
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[STAThread]
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public static int Main(string[] args)
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{
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return Duplicati.Library.AutoUpdater.UpdaterManager.RunFromMostRecent(typeof(Program).GetMethod("RealMain"), args);
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}
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public static int RealMain(string[] args)
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{
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bool verboseErrors = false;
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bool verbose = false;
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try
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{
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List<string> cargs = new List<string>(args);
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var tmpparsed = FilterCollector.ExtractOptions(cargs);
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var options = tmpparsed.Item1;
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var filter = tmpparsed.Item2;
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verboseErrors = Library.Utility.Utility.ParseBoolOption(options, "debug-output");
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verbose = Library.Utility.Utility.ParseBoolOption(options, "verbose");
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//If we are on Windows, append the bundled "win-tools" programs to the search path
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//We add it last, to allow the user to override with other versions
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if (!Library.Utility.Utility.IsClientLinux)
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{
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string wintools = System.IO.Path.Combine(System.IO.Path.GetDirectoryName(System.Reflection.Assembly.GetExecutingAssembly().Location), "win-tools");
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Environment.SetEnvironmentVariable("PATH",
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Environment.GetEnvironmentVariable("PATH") +
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System.IO.Path.PathSeparator.ToString() +
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wintools +
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System.IO.Path.PathSeparator.ToString() +
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System.IO.Path.Combine(wintools, "gpg") //GPG needs to be in a subfolder for wrapping reasons
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);
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}
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#if DEBUG
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if (cargs.Count > 1 && cargs[0].ToLower() == "unittest")
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{
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//The unit test is only enabled in DEBUG builds
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//it works by getting a list of folders, and treats them as
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//if they have the same data, but on different times
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//The first folder is used to make a full backup,
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//and each subsequent folder is used to make an incremental backup
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//After all backups are made, the files are restored and verified against
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//the original folders.
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//The best way to test it, is to use SVN checkouts at different
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//revisions, as this is how a regular folder would evolve
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cargs.RemoveAt(0);
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UnitTest.RunTest(cargs.ToArray(), options);
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return 0;
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}
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#endif
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if (cargs.Count == 1 && string.Equals(cargs[0], "changelog", StringComparison.InvariantCultureIgnoreCase))
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{
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var path = System.IO.Path.Combine(System.IO.Path.GetDirectoryName(System.Reflection.Assembly.GetExecutingAssembly().Location), "changelog.txt");
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Console.WriteLine(System.IO.File.ReadAllText(path));
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return 0;
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}
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foreach (string internaloption in Library.Main.Options.InternalOptions)
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if (options.ContainsKey(internaloption))
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{
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Console.WriteLine(Strings.Program.InternalOptionUsedError, internaloption);
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return 200;
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}
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// Probe for "help" to avoid extra processing
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bool isHelp = cargs.Count == 0 || (cargs.Count >= 1 && string.Equals(cargs[0], "help", StringComparison.InvariantCultureIgnoreCase));
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if (!isHelp && ((options.ContainsKey("parameters-file") && !string.IsNullOrEmpty("parameters-file")) || (options.ContainsKey("parameter-file") && !string.IsNullOrEmpty("parameter-file")) || (options.ContainsKey("parameterfile") && !string.IsNullOrEmpty("parameterfile"))))
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{
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string filename;
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if (options.ContainsKey("parameters-file") && !string.IsNullOrEmpty("parameters-file"))
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{
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filename = options["parameters-file"];
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options.Remove("parameters-file");
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}
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else
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{
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filename = options["parameter-file"];
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options.Remove("parameter-file");
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}
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if (!ReadOptionsFromFile(filename, ref filter, cargs, options))
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return 100;
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}
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string command;
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if (cargs.Count > 0)
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{
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command = cargs[0];
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cargs.RemoveAt(0);
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}
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else
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command = "help";
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// Update probe for help
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isHelp = string.Equals(command, "help", StringComparison.InvariantCultureIgnoreCase);
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// Skip the env read if the command is help, otherwise we may report weirdness
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if (!isHelp)
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{
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if (!options.ContainsKey("passphrase"))
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if (!string.IsNullOrEmpty(System.Environment.GetEnvironmentVariable("PASSPHRASE")))
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options["passphrase"] = System.Environment.GetEnvironmentVariable("PASSPHRASE");
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if (!options.ContainsKey("auth-password"))
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if (!string.IsNullOrEmpty(System.Environment.GetEnvironmentVariable("AUTH_PASSWORD")))
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options["auth-password"] = System.Environment.GetEnvironmentVariable("AUTH_PASSWORD");
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if (!options.ContainsKey("auth-username"))
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if (!string.IsNullOrEmpty(System.Environment.GetEnvironmentVariable("AUTH_USERNAME")))
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options["auth-username"] = System.Environment.GetEnvironmentVariable("AUTH_USERNAME");
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}
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var knownCommands = new Dictionary<string, Func<List<string>, Dictionary<string, string>, Library.Utility.IFilter, int>>(StringComparer.InvariantCultureIgnoreCase);
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knownCommands["help"] = Commands.Help;
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knownCommands["find"] = Commands.List;
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knownCommands["list"] = Commands.List;
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knownCommands["delete"] = Commands.Delete;
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knownCommands["backup"] = Commands.Backup;
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knownCommands["restore"] = Commands.Restore;
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knownCommands["repair"] = Commands.Repair;
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knownCommands["compact"] = Commands.Compact;
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knownCommands["create-report"] = Commands.CreateBugReport;
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knownCommands["compare"] = Commands.ListChanges;
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knownCommands["test"] = Commands.Test;
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knownCommands["verify"] = Commands.Test;
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knownCommands["test-filters"] = Commands.TestFilters;
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if (!isHelp && verbose)
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{
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Console.WriteLine("Input command: {0}", command);
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Console.WriteLine("Input arguments: ");
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foreach(var a in cargs)
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Console.WriteLine("\t{0}", a);
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Console.WriteLine();
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Console.WriteLine("Input options: ");
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foreach(var n in options)
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Console.WriteLine("{0}: {1}", n.Key, n.Value);
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Console.WriteLine();
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}
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if (knownCommands.ContainsKey(command))
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{
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return knownCommands[command](cargs, options, filter);
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}
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else
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{
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Commands.PrintInvalidCommand(command, cargs);
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return 200;
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}
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}
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catch (Exception ex)
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{
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while (ex is System.Reflection.TargetInvocationException && ex.InnerException != null)
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ex = ex.InnerException;
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if (!(ex is Library.Interface.CancelException))
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{
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if (!string.IsNullOrEmpty(ex.Message))
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{
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Console.Error.WriteLine();
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Console.Error.WriteLine(verboseErrors ? ex.ToString() : ex.Message);
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}
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}
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else
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{
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Console.Error.WriteLine(Strings.Program.UnhandledException, ex.ToString());
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while (ex.InnerException != null)
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{
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ex = ex.InnerException;
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Console.Error.WriteLine();
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Console.Error.WriteLine(Strings.Program.UnhandledInnerException, ex.ToString());
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}
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}
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//Error = 100
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return 100;
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}
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}
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public static IList<Library.Interface.ICommandLineArgument> SupportedCommands
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{
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get
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{
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return new List<Library.Interface.ICommandLineArgument>(new Library.Interface.ICommandLineArgument[] {
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new Library.Interface.CommandLineArgument("parameters-file", Library.Interface.CommandLineArgument.ArgumentType.Path, Strings.Program.ParametersFileOptionShort, Strings.Program.ParametersFileOptionLong, "", new string[] {"parameter-file", "parameterfile"}),
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new Library.Interface.CommandLineArgument("include", Library.Interface.CommandLineArgument.ArgumentType.String, Strings.Program.IncludeShort, Strings.Program.IncludeLong),
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new Library.Interface.CommandLineArgument("exclude", Library.Interface.CommandLineArgument.ArgumentType.String, Strings.Program.ExcludeShort, Strings.Program.ExcludeLong),
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new Library.Interface.CommandLineArgument("control-files", Library.Interface.CommandLineArgument.ArgumentType.Boolean, Strings.Program.ControlFilesOptionShort, Strings.Program.ControlFilesOptionLong, "false"),
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new Library.Interface.CommandLineArgument("quiet-console", Library.Interface.CommandLineArgument.ArgumentType.Boolean, Strings.Program.QuietConsoleOptionShort, Strings.Program.QuietConsoleOptionLong, "false"),
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});
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}
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}
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private static bool ReadOptionsFromFile(string filename, ref Library.Utility.IFilter filter, List<string> cargs, Dictionary<string, string> options)
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{
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try
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{
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List<string> fargs = new List<string>(Library.Utility.Utility.ReadFileWithDefaultEncoding(filename).Replace("\r", "").Split(new String[] { "\n" }, StringSplitOptions.RemoveEmptyEntries));
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var newsource = new List<string>();
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string newtarget = null;
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var tmpparsed = FilterCollector.ExtractOptions(fargs, (key, value) => {
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if (key.Equals("source", StringComparison.InvariantCultureIgnoreCase))
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{
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newsource.Add(value);
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return false;
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}
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else if (key.Equals("target", StringComparison.InvariantCultureIgnoreCase))
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{
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newtarget = value;
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return false;
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}
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return true;
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});
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var opt = tmpparsed.Item1;
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var newfilter = tmpparsed.Item2;
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// If the user specifies parameters-file, all filters must be in the file.
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// Allowing to specify some filters on the command line could result in wrong filter ordering
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if (!filter.Empty && !newfilter.Empty)
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throw new Exception(Strings.Program.FiltersCannotBeUsedWithFileError);
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if (!newfilter.Empty)
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filter = newfilter;
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foreach (KeyValuePair<String, String> keyvalue in opt)
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options[keyvalue.Key] = keyvalue.Value;
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if (!string.IsNullOrEmpty(newtarget))
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{
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if (cargs.Count <= 1)
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cargs.Add(newtarget);
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else
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cargs[1] = newtarget;
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}
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cargs.AddRange(newsource);
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return true;
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}
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catch (Exception e)
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{
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Console.WriteLine(Strings.Program.FailedToParseParametersFileError, filename, e.Message);
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return false;
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}
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}
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}
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}
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