2011-06-01 23:08:05 +00:00
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// SparkleShare, a collaboration and sharing tool.
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2011-05-16 20:19:58 +00:00
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// Copyright (C) 2010 Hylke Bons <hylkebons@gmail.com>
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program 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
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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2012-12-31 10:06:07 +00:00
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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using System;
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using System.Diagnostics;
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using System.Globalization;
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using System.IO;
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using System.Text.RegularExpressions;
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using System.Threading;
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2012-02-28 13:34:15 +00:00
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using SparkleLib;
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2011-05-16 20:19:58 +00:00
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2012-03-01 17:02:52 +00:00
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namespace SparkleLib.Git {
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2011-05-16 20:19:58 +00:00
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// Sets up a fetcher that can get remote folders
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2012-03-01 17:02:52 +00:00
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public class SparkleFetcher : SparkleFetcherBase {
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2011-05-16 20:19:58 +00:00
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2011-08-26 20:47:46 +00:00
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private SparkleGit git;
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2012-06-29 15:44:02 +00:00
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private bool use_git_bin;
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2012-09-29 21:57:35 +00:00
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private string cached_salt;
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private string crypto_salt {
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get {
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if (!string.IsNullOrEmpty (this.cached_salt))
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return this.cached_salt;
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// Check if the repo's salt is stored in a branch...
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2012-11-27 21:57:05 +00:00
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SparkleGit git = new SparkleGit (TargetFolder, "ls-remote --heads");
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string branches = git.StartAndReadStandardOutput ();
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Regex salt_regex = new Regex ("refs/heads/salt-([0-9a-f]+)");
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Match salt_match = salt_regex.Match (branches);
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2012-10-20 22:22:41 +00:00
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2012-11-28 20:17:39 +00:00
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if (salt_match.Success)
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2012-11-27 21:57:05 +00:00
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this.cached_salt = salt_match.Groups [1].Value;
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2012-09-29 21:57:35 +00:00
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// ...if not, create a new salt for the repo
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if (string.IsNullOrEmpty (this.cached_salt)) {
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this.cached_salt = GenerateCryptoSalt ();
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string salt_file_path = new string [] { TargetFolder, ".git", "salt" }.Combine ();
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2012-10-20 22:22:41 +00:00
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// Temporarily store the salt in a file, so the Repo object can
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2012-09-29 21:57:35 +00:00
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// push it to a branch on the host later
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File.WriteAllText (salt_file_path, this.cached_salt);
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}
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return this.cached_salt;
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}
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}
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2011-08-26 20:47:46 +00:00
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2013-01-27 19:24:36 +00:00
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public SparkleFetcher (SparkleFetcherInfo info) : base (info)
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2011-05-31 01:26:57 +00:00
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{
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2012-12-21 21:02:35 +00:00
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if (RemoteUrl.ToString ().StartsWith ("ssh+"))
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RemoteUrl = new Uri ("ssh" + RemoteUrl.ToString ().Substring (RemoteUrl.ToString ().IndexOf ("://")));
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2012-04-22 12:32:55 +00:00
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Uri uri = RemoteUrl;
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2011-05-31 01:26:57 +00:00
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2012-07-22 20:54:59 +00:00
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if (!uri.Scheme.Equals ("ssh") && !uri.Scheme.Equals ("https") &&
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!uri.Scheme.Equals ("http") && !uri.Scheme.Equals ("git")) {
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2012-04-11 21:10:02 +00:00
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2012-06-14 12:54:59 +00:00
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uri = new Uri ("ssh://" + uri);
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2012-01-13 23:47:19 +00:00
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}
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2011-05-31 01:26:57 +00:00
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2012-10-05 19:55:57 +00:00
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if (uri.Host.Equals ("gitorious.org") && !uri.Scheme.StartsWith ("http")) {
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2013-01-06 18:33:55 +00:00
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if (!uri.AbsolutePath.Equals ("/") &&
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!uri.AbsolutePath.EndsWith (".git")) {
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2011-08-26 22:49:08 +00:00
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2013-01-06 18:33:55 +00:00
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uri = new Uri ("ssh://git@gitorious.org" + uri.AbsolutePath + ".git");
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2012-01-13 23:47:19 +00:00
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} else {
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2013-01-06 18:33:55 +00:00
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uri = new Uri ("ssh://git@gitorious.org" + uri.AbsolutePath);
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2011-09-11 20:15:08 +00:00
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}
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2011-05-31 01:26:57 +00:00
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2012-10-05 19:55:57 +00:00
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} else if (uri.Host.Equals ("github.com") && !uri.Scheme.StartsWith ("http")) {
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2013-01-06 18:33:55 +00:00
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uri = new Uri ("ssh://git@github.com" + uri.AbsolutePath);
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2012-01-13 23:47:19 +00:00
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2012-10-05 19:55:57 +00:00
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} else if (uri.Host.Equals ("bitbucket.org") && !uri.Scheme.StartsWith ("http")) {
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2012-06-29 15:44:02 +00:00
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// Nothing really
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2012-01-13 23:47:19 +00:00
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} else {
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2012-10-05 19:55:57 +00:00
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if (string.IsNullOrEmpty (uri.UserInfo) && !uri.Scheme.StartsWith ("http")) {
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2012-06-14 12:54:59 +00:00
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if (uri.Port == -1)
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2013-01-06 18:33:55 +00:00
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uri = new Uri (uri.Scheme + "://storage@" + uri.Host + uri.AbsolutePath);
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2012-06-14 12:54:59 +00:00
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else
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2013-01-06 18:33:55 +00:00
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uri = new Uri (uri.Scheme + "://storage@" + uri.Host + ":" + uri.Port + uri.AbsolutePath);
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2012-01-23 23:50:54 +00:00
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}
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2012-06-29 15:44:02 +00:00
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2012-07-22 18:59:51 +00:00
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this.use_git_bin = false; // TODO
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2011-05-31 01:26:57 +00:00
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}
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2013-01-27 19:24:36 +00:00
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RemoteUrl = uri;
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2011-05-31 01:26:57 +00:00
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}
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2011-05-16 20:19:58 +00:00
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public override bool Fetch ()
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{
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2012-04-12 22:44:31 +00:00
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if (FetchPriorHistory) {
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2012-03-29 00:44:26 +00:00
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this.git = new SparkleGit (SparkleConfig.DefaultConfig.TmpPath,
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2012-07-22 20:54:59 +00:00
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"clone --progress --no-checkout \"" + RemoteUrl + "\" \"" + TargetFolder + "\"");
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2012-03-29 00:44:26 +00:00
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} else {
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2012-07-14 15:18:29 +00:00
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this.git = new SparkleGit (SparkleConfig.DefaultConfig.TmpPath,
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2012-07-22 20:54:59 +00:00
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"clone --progress --no-checkout --depth=1 \"" + RemoteUrl + "\" \"" + TargetFolder + "\"");
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2012-03-29 00:44:26 +00:00
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}
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2012-04-11 18:07:34 +00:00
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2011-08-27 15:53:17 +00:00
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this.git.StartInfo.RedirectStandardError = true;
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2011-08-26 20:47:46 +00:00
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this.git.Start ();
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2011-12-18 16:10:06 +00:00
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2011-08-27 15:53:17 +00:00
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double percentage = 1.0;
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2011-08-27 15:10:39 +00:00
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Regex progress_regex = new Regex (@"([0-9]+)%", RegexOptions.Compiled);
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2011-12-30 00:44:35 +00:00
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DateTime last_change = DateTime.Now;
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TimeSpan change_interval = new TimeSpan (0, 0, 0, 1);
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2011-08-27 15:53:17 +00:00
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while (!this.git.StandardError.EndOfStream) {
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string line = this.git.StandardError.ReadLine ();
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Match match = progress_regex.Match (line);
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double number = 0.0;
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2011-08-27 15:10:39 +00:00
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if (match.Success) {
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2013-01-06 14:58:11 +00:00
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number = double.Parse (match.Groups [1].Value, new CultureInfo ("en-US"));
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2011-08-27 15:53:17 +00:00
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// The cloning progress consists of two stages: the "Compressing
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// objects" stage which we count as 20% of the total progress, and
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// the "Receiving objects" stage which we count as the last 80%
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if (line.Contains ("|"))
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2012-07-22 20:54:59 +00:00
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number = (number / 100 * 80 + 20); // "Receiving objects" stage
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2011-08-27 15:53:17 +00:00
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else
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2012-07-22 20:54:59 +00:00
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number = (number / 100 * 20); // "Compressing objects" stage
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2012-04-17 09:05:47 +00:00
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} else {
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2012-07-28 13:58:09 +00:00
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SparkleLogger.LogInfo ("Fetcher", line);
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2012-07-08 10:30:37 +00:00
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line = line.Trim (new char [] {' ', '@'});
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if (line.StartsWith ("fatal:", StringComparison.InvariantCultureIgnoreCase) ||
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line.StartsWith ("error:", StringComparison.InvariantCultureIgnoreCase)) {
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2012-06-17 21:57:15 +00:00
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2012-06-17 20:56:27 +00:00
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base.errors.Add (line);
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2012-07-08 10:30:37 +00:00
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} else if (line.StartsWith ("WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED!")) {
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base.errors.Add ("warning: Remote host identification has changed!");
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} else if (line.StartsWith ("WARNING: POSSIBLE DNS SPOOFING DETECTED!")) {
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base.errors.Add ("warning: Possible DNS spoofing detected!");
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2012-06-17 21:57:15 +00:00
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}
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2011-08-27 15:53:17 +00:00
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}
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2012-04-17 09:05:47 +00:00
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2011-08-27 15:53:17 +00:00
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if (number >= percentage) {
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percentage = number;
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2011-12-30 00:44:35 +00:00
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if (DateTime.Compare (last_change, DateTime.Now.Subtract (change_interval)) < 0) {
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base.OnProgressChanged (percentage);
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last_change = DateTime.Now;
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}
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2011-08-27 15:53:17 +00:00
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}
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}
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2011-08-26 20:47:46 +00:00
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this.git.WaitForExit ();
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2012-06-17 20:56:27 +00:00
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2012-02-26 15:58:09 +00:00
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if (this.git.ExitCode == 0) {
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while (percentage < 100) {
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percentage += 25;
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2012-06-17 20:56:27 +00:00
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2012-02-26 15:58:09 +00:00
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if (percentage >= 100)
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break;
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2012-04-22 12:32:55 +00:00
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2012-03-01 23:56:44 +00:00
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Thread.Sleep (500);
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2012-02-26 15:58:09 +00:00
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base.OnProgressChanged (percentage);
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}
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2012-06-17 20:56:27 +00:00
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2012-02-26 15:58:09 +00:00
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base.OnProgressChanged (100);
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2011-12-30 00:44:35 +00:00
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2011-05-16 20:19:58 +00:00
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InstallConfiguration ();
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InstallExcludeRules ();
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2012-06-29 13:00:25 +00:00
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InstallAttributeRules ();
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2012-06-17 20:56:27 +00:00
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2011-05-16 20:19:58 +00:00
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return true;
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2012-02-26 15:58:09 +00:00
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} else {
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return false;
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2011-05-16 20:19:58 +00:00
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}
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}
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2012-04-22 12:32:55 +00:00
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public override bool IsFetchedRepoEmpty {
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get {
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2012-06-10 22:56:39 +00:00
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SparkleGit git = new SparkleGit (TargetFolder, "rev-parse HEAD");
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2012-11-22 09:45:52 +00:00
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git.StartAndWaitForExit ();
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2012-04-22 12:32:55 +00:00
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2012-06-10 22:56:39 +00:00
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return (git.ExitCode != 0);
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2012-04-22 12:32:55 +00:00
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}
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}
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public override void EnableFetchedRepoCrypto (string password)
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2012-02-09 01:46:25 +00:00
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{
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2012-04-22 12:32:55 +00:00
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// Define the crypto filter in the config
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2012-07-28 13:58:09 +00:00
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string repo_config_file_path = new string [] { TargetFolder, ".git", "config" }.Combine ();
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2012-04-22 12:32:55 +00:00
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string config = File.ReadAllText (repo_config_file_path);
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2011-11-28 13:40:34 +00:00
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2012-04-22 12:32:55 +00:00
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string n = Environment.NewLine;
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2012-10-20 22:22:41 +00:00
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string salt = this.crypto_salt;
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2012-04-22 12:32:55 +00:00
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config += "[filter \"crypto\"]" + n +
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2012-10-20 22:22:41 +00:00
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"\tsmudge = openssl enc -d -aes-256-cbc -base64 -S " + salt + " -pass file:.git/password" + n +
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"\tclean = openssl enc -e -aes-256-cbc -base64 -S " + salt + " -pass file:.git/password" + n;
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2012-04-22 12:32:55 +00:00
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File.WriteAllText (repo_config_file_path, config);
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// Pass all files through the crypto filter
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2012-07-28 13:58:09 +00:00
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string git_attributes_file_path = new string [] { TargetFolder, ".git", "info", "attributes" }.Combine ();
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2012-06-28 23:12:37 +00:00
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File.AppendAllText (git_attributes_file_path, "\n* filter=crypto");
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2012-04-22 12:32:55 +00:00
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// Store the password
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2012-07-28 13:58:09 +00:00
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string password_file_path = new string [] { TargetFolder, ".git", "password" }.Combine ();
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2012-04-22 12:32:55 +00:00
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File.WriteAllText (password_file_path, password.Trim ());
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}
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public override bool IsFetchedRepoPasswordCorrect (string password)
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{
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string password_check_file_path = Path.Combine (TargetFolder, ".sparkleshare");
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if (!File.Exists (password_check_file_path)) {
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SparkleGit git = new SparkleGit (TargetFolder, "show HEAD:.sparkleshare");
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2012-11-22 09:45:52 +00:00
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string output = git.StartAndReadStandardOutput ();
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2012-04-22 12:32:55 +00:00
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2012-11-22 09:45:52 +00:00
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if (git.ExitCode == 0)
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2012-04-22 12:32:55 +00:00
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File.WriteAllText (password_check_file_path, output);
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2012-11-22 09:45:52 +00:00
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else
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return false;
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2012-04-22 12:32:55 +00:00
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}
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Process process = new Process () {
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EnableRaisingEvents = true
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};
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process.StartInfo.WorkingDirectory = TargetFolder;
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process.StartInfo.UseShellExecute = false;
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process.StartInfo.RedirectStandardOutput = true;
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process.StartInfo.CreateNoWindow = true;
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process.StartInfo.FileName = "openssl";
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process.StartInfo.Arguments = "enc -d -aes-256-cbc -base64 -S " + this.crypto_salt +
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" -pass pass:\"" + password + "\" -in " + password_check_file_path;
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process.Start ();
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process.WaitForExit ();
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2011-11-28 13:40:34 +00:00
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2012-04-22 12:32:55 +00:00
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if (process.ExitCode == 0) {
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File.Delete (password_check_file_path);
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return true;
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} else {
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return false;
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}
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2011-11-28 13:40:34 +00:00
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}
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2012-02-09 01:46:25 +00:00
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2011-08-26 20:47:46 +00:00
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public override void Stop ()
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{
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2012-04-11 10:51:53 +00:00
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try {
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2012-10-05 19:55:57 +00:00
|
|
|
if (this.git != null) {
|
|
|
|
this.git.Close ();
|
|
|
|
this.git.Kill ();
|
|
|
|
this.git.Dispose ();
|
|
|
|
}
|
2012-04-11 10:51:53 +00:00
|
|
|
|
|
|
|
} catch (Exception e) {
|
2012-11-22 12:31:48 +00:00
|
|
|
SparkleLogger.LogInfo ("Fetcher", "Failed to dispose properly", e);
|
2011-08-26 20:47:46 +00:00
|
|
|
}
|
2012-04-18 09:52:45 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
2012-04-22 12:32:55 +00:00
|
|
|
public override void Complete ()
|
2012-04-18 09:52:45 +00:00
|
|
|
{
|
2012-07-05 11:33:32 +00:00
|
|
|
if (!IsFetchedRepoEmpty) {
|
|
|
|
SparkleGit git = new SparkleGit (TargetFolder, "checkout --quiet HEAD");
|
2012-07-26 10:12:14 +00:00
|
|
|
git.StartAndWaitForExit ();
|
2012-07-05 11:33:32 +00:00
|
|
|
}
|
2012-06-10 22:56:39 +00:00
|
|
|
|
2012-07-05 11:33:32 +00:00
|
|
|
base.Complete ();
|
2011-08-26 20:47:46 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
2011-05-16 20:19:58 +00:00
|
|
|
private void InstallConfiguration ()
|
|
|
|
{
|
2012-06-29 12:17:59 +00:00
|
|
|
string [] settings = new string [] {
|
|
|
|
"core.quotepath false", // Don't quote "unusual" characters in path names
|
|
|
|
"core.ignorecase false", // Be case sensitive explicitly to work on Mac
|
|
|
|
"core.filemode false", // Ignore permission changes
|
|
|
|
"core.autocrlf false", // Don't change file line endings
|
2012-11-08 16:02:55 +00:00
|
|
|
"core.precomposeunicode true", // Use the same Unicode form on all filesystems
|
2012-06-29 12:17:59 +00:00
|
|
|
"core.safecrlf false",
|
2013-02-27 17:45:41 +00:00
|
|
|
"core.exludesfile \"\"",
|
2012-06-29 12:17:59 +00:00
|
|
|
"core.packedGitLimit 128m", // Some memory limiting options
|
|
|
|
"core.packedGitWindowSize 128m",
|
|
|
|
"pack.deltaCacheSize 128m",
|
|
|
|
"pack.packSizeLimit 128m",
|
2012-10-26 12:43:54 +00:00
|
|
|
"pack.windowMemory 128m",
|
|
|
|
"push.default matching"
|
2012-06-29 11:53:13 +00:00
|
|
|
};
|
2012-06-28 23:12:37 +00:00
|
|
|
|
2012-06-29 12:17:59 +00:00
|
|
|
foreach (string setting in settings) {
|
|
|
|
SparkleGit git_config = new SparkleGit (TargetFolder, "config " + setting);
|
2012-07-26 10:12:14 +00:00
|
|
|
git_config.StartAndWaitForExit ();
|
2012-06-29 11:53:13 +00:00
|
|
|
}
|
2012-06-28 23:12:37 +00:00
|
|
|
|
2012-06-29 11:53:13 +00:00
|
|
|
if (this.use_git_bin)
|
|
|
|
InstallGitBinConfiguration ();
|
|
|
|
}
|
2012-06-28 23:12:37 +00:00
|
|
|
|
|
|
|
|
2012-06-29 11:53:13 +00:00
|
|
|
public void InstallGitBinConfiguration ()
|
|
|
|
{
|
2012-06-29 12:17:59 +00:00
|
|
|
string [] settings = new string [] {
|
2012-12-14 18:13:30 +00:00
|
|
|
"core.bigFileThreshold 1024g",
|
2012-06-29 20:43:49 +00:00
|
|
|
"filter.bin.clean \"git bin clean %f\"",
|
2012-12-20 17:40:55 +00:00
|
|
|
"filter.bin.smudge \"git bin smudge\""
|
2012-06-29 11:53:13 +00:00
|
|
|
};
|
2012-06-28 23:12:37 +00:00
|
|
|
|
2012-06-29 12:17:59 +00:00
|
|
|
foreach (string setting in settings) {
|
|
|
|
SparkleGit git_config = new SparkleGit (TargetFolder, "config " + setting);
|
2012-07-26 10:12:14 +00:00
|
|
|
git_config.StartAndWaitForExit ();
|
2012-06-28 23:12:37 +00:00
|
|
|
}
|
2011-05-16 20:19:58 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// Add a .gitignore file to the repo
|
|
|
|
private void InstallExcludeRules ()
|
|
|
|
{
|
2012-08-27 12:54:22 +00:00
|
|
|
string git_info_path = new string [] { TargetFolder, ".git", "info" }.Combine ();
|
|
|
|
|
|
|
|
if (!Directory.Exists (git_info_path))
|
|
|
|
Directory.CreateDirectory (git_info_path);
|
|
|
|
|
2012-07-22 20:54:59 +00:00
|
|
|
string exclude_rules = string.Join (Environment.NewLine, ExcludeRules);
|
2012-08-27 12:54:22 +00:00
|
|
|
string exclude_rules_file_path = new string [] { git_info_path, "exclude" }.Combine ();
|
2012-01-16 19:57:11 +00:00
|
|
|
|
2012-07-22 20:54:59 +00:00
|
|
|
File.WriteAllText (exclude_rules_file_path, exclude_rules);
|
2012-06-29 13:00:25 +00:00
|
|
|
}
|
2012-01-11 22:15:13 +00:00
|
|
|
|
|
|
|
|
2012-06-29 13:00:25 +00:00
|
|
|
private void InstallAttributeRules ()
|
|
|
|
{
|
2012-07-28 13:58:09 +00:00
|
|
|
string attribute_rules_file_path = new string [] { TargetFolder, ".git", "info", "attributes" }.Combine ();
|
2012-07-22 20:54:59 +00:00
|
|
|
TextWriter writer = new StreamWriter (attribute_rules_file_path);
|
2012-01-11 22:15:13 +00:00
|
|
|
|
2012-06-29 11:53:13 +00:00
|
|
|
if (this.use_git_bin) {
|
2012-06-28 23:12:37 +00:00
|
|
|
writer.WriteLine ("* filter=bin binary");
|
|
|
|
|
|
|
|
} else {
|
2012-06-29 13:00:25 +00:00
|
|
|
// Compile a list of files we don't want Git to compress.
|
2012-06-29 12:17:59 +00:00
|
|
|
// Not compressing already compressed files decreases memory usage and increases speed
|
|
|
|
string [] extensions = new string [] {
|
|
|
|
"jpg", "jpeg", "png", "tiff", "gif", // Images
|
|
|
|
"flac", "mp3", "ogg", "oga", // Audio
|
|
|
|
"avi", "mov", "mpg", "mpeg", "mkv", "ogv", "ogx", "webm", // Video
|
2013-02-14 11:04:31 +00:00
|
|
|
"zip", "gz", "bz", "bz2", "rpm", "deb", "tgz", "rar", "ace", "7z", "pak", "tc", "iso", ".dmg" // Archives
|
2012-06-29 12:17:59 +00:00
|
|
|
};
|
|
|
|
|
|
|
|
foreach (string extension in extensions) {
|
|
|
|
writer.WriteLine ("*." + extension + " -delta");
|
|
|
|
writer.WriteLine ("*." + extension.ToUpper () + " -delta");
|
|
|
|
}
|
2012-11-10 10:43:30 +00:00
|
|
|
|
|
|
|
writer.WriteLine ("*.txt text");
|
|
|
|
writer.WriteLine ("*.TXT text");
|
2012-06-28 23:12:37 +00:00
|
|
|
}
|
2012-01-11 22:15:13 +00:00
|
|
|
|
|
|
|
writer.Close ();
|
2011-05-16 20:19:58 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|