Ejemplo n.º 1
0
        static void DoMain(string [] args)
        {
            SystemInformation.SetProcessName("beagle-build-index");

            if (args.Length < 2)
            {
                PrintUsage();
            }

            ArrayList allowed_patterns = new ArrayList();
            ArrayList denied_patterns  = new ArrayList();

            int i = 0;

            while (i < args.Length)
            {
                string arg = args [i];
                ++i;
                string next_arg = i < args.Length ? args [i] : null;

                switch (arg)
                {
                case "-h":
                case "--help":
                    PrintUsage();
                    break;

                case "--tag":
                    if (next_arg != null)
                    {
                        arg_tag = next_arg;
                    }
                    ++i;
                    break;

                case "-r":
                case "--recursive":
                    arg_recursive = true;
                    break;

                case "--enable-deletion":
                    arg_delete = true;
                    break;

                case "--disable-directories":
                    arg_disable_directories = true;
                    break;

                case "--enable-text-cache":
                    arg_cache_text = true;
                    break;

                case "--target":
                    if (next_arg != null)
                    {
                        arg_output = Path.IsPathRooted(next_arg) ? next_arg : Path.GetFullPath(next_arg);
                    }
                    ++i;
                    break;

                case "--disable-filtering":
                    arg_disable_filtering = true;
                    break;

                case "--disable-on-battery":
                    arg_disable_on_battery = true;
                    break;

                case "--allow-pattern":
                    if (next_arg == null)
                    {
                        break;
                    }

                    if (next_arg.IndexOf(',') != -1)
                    {
                        foreach (string pattern in next_arg.Split(','))
                        {
                            allowed_patterns.Add(pattern);
                        }
                    }
                    else
                    {
                        allowed_patterns.Add(next_arg);
                    }

                    ++i;
                    break;

                case "--deny-pattern":
                    if (next_arg == null)
                    {
                        break;
                    }

                    if (next_arg.IndexOf(',') != -1)
                    {
                        foreach (string pattern in next_arg.Split(','))
                        {
                            denied_patterns.Add(pattern);
                        }
                    }
                    else
                    {
                        denied_patterns.Add(next_arg);
                    }

                    ++i;
                    break;

                case "--disable-restart":
                    arg_disable_restart = true;
                    break;

                case "--source":
                    if (next_arg == null)
                    {
                        break;
                    }

                    arg_source = next_arg;
                    ++i;
                    break;

                case "--removable":
                    arg_removable = true;
                    break;

                default:
                    if (arg.StartsWith("-") || arg.StartsWith("--"))
                    {
                        PrintUsage();
                    }

                    string path = Path.IsPathRooted(arg) ? arg : Path.GetFullPath(arg);
                    if (path != "/" && path.EndsWith("/"))
                    {
                        path = path.TrimEnd('/');
                    }

                    if (Directory.Exists(path))
                    {
                        pending_directories.Enqueue(new DirectoryInfo(path));
                    }
                    else if (File.Exists(path))
                    {
                        pending_files.Enqueue(new FileInfo(path));
                    }
                    break;
                }
            }

            /////////////////////////////////////////////////////////

            if (arg_output == null)
            {
                Logger.Log.Error("--target must be specified");
                Environment.Exit(1);
            }

            // Set the storage dir, this should be used to store log messages
            // and filterver.dat
            PathFinder.StorageDir = arg_output;

            foreach (FileSystemInfo info in pending_directories)
            {
                if (Path.GetFullPath(arg_output) == info.FullName)
                {
                    Logger.Log.Error("Target directory cannot be one of the source paths.");
                    Environment.Exit(1);
                }
            }

            foreach (FileSystemInfo info in pending_files)
            {
                if (Path.GetFullPath(arg_output) == info.FullName)
                {
                    Logger.Log.Error("Target directory cannot be one of the source paths.");
                    Environment.Exit(1);
                }
            }

            if (!Directory.Exists(Path.GetDirectoryName(arg_output)))
            {
                Logger.Log.Error("Index directory not available for construction: {0}", arg_output);
                Environment.Exit(1);
            }

            // Be *EXTRA PARANOID* about the contents of the target
            // directory, because creating an indexing driver will
            // nuke it.
            if (Directory.Exists(arg_output))
            {
                foreach (FileInfo info in DirectoryWalker.GetFileInfos(arg_output))
                {
                    if (Array.IndexOf(allowed_files, info.Name) == -1)
                    {
                        Logger.Log.Error("{0} doesn't look safe to delete: non-Beagle file {1} was found", arg_output, info.FullName);
                        Environment.Exit(1);
                    }
                }

                foreach (DirectoryInfo info in DirectoryWalker.GetDirectoryInfos(arg_output))
                {
                    if (Array.IndexOf(allowed_dirs, info.Name) == -1)
                    {
                        Logger.Log.Error("{0} doesn't look safe to delete: non-Beagle directory {1} was found", arg_output, info.FullName);
                        Environment.Exit(1);
                    }
                }
            }

            string config_file_path = Path.Combine(arg_output, "StaticIndex.xml");
            string prev_source      = null;

            if (File.Exists(config_file_path))
            {
                Config static_index_config = Conf.LoadFrom(config_file_path);
                if (static_index_config == null)
                {
                    Log.Error("Invalid configuation file {0}", config_file_path);
                    Environment.Exit(1);
                }

                prev_source = static_index_config.GetOption("Source", null);
                if (arg_source != null && prev_source != arg_source)
                {
                    Log.Error("Source already set to {0} for existing static index. Cannot set source to {1}.", prev_source, arg_source);
                    Environment.Exit(1);
                }

                bool prev_removable = static_index_config.GetOption("Removable", false);
                if (arg_removable != prev_removable)
                {
                    Log.Error("Index previously created for {0}-removable path",
                              (prev_removable ? "" : "non"));
                    Environment.Exit(1);
                }
                else
                {
                    volume_label = static_index_config.GetOption("VolumeLabel", null);
                }

                // If arg_source is not given, and prev_source is present, use prev_source
                // as the arg_source. This is useful for re-running build-index without
                // giving --arg_source for already existing static index
                arg_source = prev_source;
            }

            // Removable media related options
            if (arg_removable)
            {
                if (pending_files.Count > 0)
                {
                    Log.Error("Indexing individual files is not allowed for removable media.");
                    Environment.Exit(1);
                }
                else if (pending_directories.Count > 1)
                {
                    Log.Error("Indexing multiple root directories is not allowed for removable media.");
                    Environment.Exit(1);
                }

                mnt_dir = ((DirectoryInfo)pending_directories.Peek()).FullName;
                if (mnt_dir.Length != 1)
                {
                    mnt_dir = mnt_dir.TrimEnd('/');
                }

                // compute volume label
                // (1) directory name if block.is_volume is false
                // (2) hal volume.label if set
                // (3) hal volume.uuid if set
                Hal.Manager manager    = new Hal.Manager(new Hal.Context());
                Hal.Device  mnt_device = null;

                foreach (Hal.Device device in manager.FindDeviceStringMatch("volume.mount_point", mnt_dir))
                {
                    mnt_device = device;
                }

                string new_volume_label = null;
                if (mnt_device != null)
                {
                    new_volume_label = mnt_device.GetPropertyString("volume.label");


                    if (String.IsNullOrEmpty(new_volume_label))
                    {
                        new_volume_label = mnt_device.GetPropertyString("volume.uuid");
                    }
                }

                if (new_volume_label == null)
                {
                    new_volume_label = ((DirectoryInfo)pending_directories.Peek()).Name;
                }

                // Sanity check
                // Volume label is part of the URI, so cannot be changed once set
                if (volume_label == null)
                {
                    volume_label = new_volume_label;
                }
                else if (volume_label != new_volume_label)
                {
                    Log.Error("Volume label (earlier '{0}') changed (to '{1}')! You need to create a new index.", volume_label, new_volume_label);
                    Environment.Exit(1);
                }
            }

            if (arg_source == null)
            {
                DirectoryInfo dir = new DirectoryInfo(StringFu.SanitizePath(arg_output));
                arg_source = dir.Name;
            }

            if (!BatteryMonitor.UsingAC && arg_disable_on_battery)
            {
                Log.Always("Indexer is disabled when on battery power (--disable-on-battery)");
                Environment.Exit(0);
            }

            string global_files_config = Path.Combine(PathFinder.ConfigDataDir, "config-files");

            global_files_config = Path.Combine(global_files_config, Conf.Names.FilesQueryableConfig + ".xml");
            if (!File.Exists(global_files_config))
            {
                Log.Error("Global configuration file not found {0}", global_files_config);
                Environment.Exit(0);
            }

            // Setup regexes for allowed/denied patterns
            if (allowed_patterns.Count > 0)
            {
                allowed_regex = StringFu.GetPatternRegex(allowed_patterns);
            }
            else
            {
                // Read the exclude values from config
                // For system-wide indexes, only the global config value will be used
                Config          config = Conf.Get(Conf.Names.FilesQueryableConfig);
                List <string[]> values = config.GetListOptionValues(Conf.Names.ExcludePattern);
                if (values != null)
                {
                    foreach (string[] exclude in values)
                    {
                        denied_patterns.Add(exclude [0]);
                    }
                }

                if (denied_patterns.Count > 0)
                {
                    denied_regex = StringFu.GetPatternRegex(denied_patterns);
                }
            }

            Log.Always("Starting beagle-build-index (pid {0}) at {1}", Process.GetCurrentProcess().Id, DateTime.Now);

            // Set system priorities so we don't slow down the system
            SystemPriorities.ReduceIoPriority();
            SystemPriorities.SetSchedulerPolicyBatch();
            SystemPriorities.Renice(19);

            driver           = new LuceneIndexingDriver(arg_output, MINOR_VERSION, false);
            driver.TextCache = (arg_cache_text) ? new TextCache(arg_output) : null;
            if (driver.TextCache != null)
            {
                driver.TextCache.WorldReadable = true;
            }

            backing_fa_store = new FileAttributesStore_Sqlite(driver.TopDirectory, driver.Fingerprint);
            fa_store         = new FileAttributesStore(backing_fa_store);

            // Set up signal handlers
#if MONO_1_9
            Shutdown.SetupSignalHandlers(delegate(int signal)
            {
                if (signal == (int)Mono.Unix.Native.Signum.SIGINT ||
                    signal == (int)Mono.Unix.Native.Signum.SIGTERM)
                {
                    Shutdown.BeginShutdown();
                }
            });
#else
            SetupSignalHandlers();
#endif

            Thread monitor_thread = null;

            Stopwatch watch = new Stopwatch();
            watch.Start();

            if (!arg_disable_restart)
            {
                // Start the thread that monitors memory usage.
                monitor_thread = ExceptionHandlingThread.Start(new ThreadStart(MemoryMonitorWorker));
            }

            // Start indexworker to do the crawling and indexing
            IndexWorker();

            // Join any threads so that we know that we're the only thread still running
            if (monitor_thread != null)
            {
                monitor_thread.Join();
            }

            watch.Stop();
            Logger.Log.Debug("Elapsed time {0}.", watch);

            // Write this after indexing is done. This is because, if creating a new index,
            // LuceneIndexingDriver.Create() is called which purges the entire directory.

            if (prev_source == null)
            {
                Config static_index_config = Conf.LoadNew("StaticIndex.xml");

                // Write StaticIndex.xml containing:
                // The name of the source
                static_index_config.SetOption("Source", arg_source);
                static_index_config ["Source"].Description = "Source of the static index";

                if (arg_removable)
                {
                    static_index_config.SetOption("VolumeLabel", volume_label);
                    static_index_config ["VolumeLabel"].Description = "Volume label of the removable source";

                    static_index_config.SetOption("Removable", true);
                    static_index_config ["Removable"].Description = "Removable source";
                }

                Conf.SaveTo(static_index_config, config_file_path);
            }

            if (restart)
            {
                Logger.Log.Debug("Restarting beagle-build-index");
                Process p = new Process();
                p.StartInfo.UseShellExecute = false;
                // FIXME: Maybe this isn't the right way to do things?  It should be ok,
                // the PATH is inherited from the shell script which runs mono itself.
                p.StartInfo.FileName  = "mono";
                p.StartInfo.Arguments = String.Join(" ", Environment.GetCommandLineArgs());
                p.Start();
            }

            Log.Always("Exiting beagle-build-index (pid {0}) at {1}", Process.GetCurrentProcess().Id, DateTime.Now);
        }
Ejemplo n.º 2
0
 public string GetPropertyString(string key)
 {
     return(device.GetPropertyString(key));
 }
Ejemplo n.º 3
0
        public void ImportUdi(string udi)
        {
            /* probably a camera we need to contruct on of our gphoto2 uris */
            Hal.Device dev = new Hal.Device (Core.HalContext, udi);
            string mount_point = dev.GetPropertyString ("volume.mount_point");
            int bus = dev.GetPropertyInt ("usb.bus_number");
            int device = dev.GetPropertyInt ("usb.linux.device_number");
            System.Console.WriteLine ("dev = {1} exists = {2} mount_point = {0} {3},{4}", mount_point, dev, dev.Exists, bus, device);

            if (! dev.Exists || mount_point != null) {
                ImportFile (mount_point);
            } else {
                string gphoto_uri = String.Format ("gphoto2:usb:{0},{1}", bus.ToString ("d3") , device.ToString ("d3"));
                System.Console.WriteLine ("gphoto_uri = {0}", gphoto_uri);
                ImportCamera (gphoto_uri);
            }
        }
Ejemplo n.º 4
0
 public static NetworkType GetDefaultNetworkType()
 {
     try {
         Hal.Device computer = new Hal.Device ("/org/freedesktop/Hal/devices/computer");
         if (computer.GetPropertyString ("system.formfactor") == "laptop") {
             return NetworkType.Nat;
         } else {
             return NetworkType.Bridged;
         }
     } catch (Exception e) {
         return NetworkType.Bridged;
     }
 }