src/systemadm.vala

   1 /***
   2   This file is part of systemd.
   3
   4   Copyright 2010 Lennart Poettering
   5
   6   systemd is free software; you can redistribute it and/or modify it
   7   under the terms of the GNU General Public License as published by
   8   the Free Software Foundation; either version 2 of the License, or
   9   (at your option) any later version.
  10
  11   systemd is distributed in the hope that it will be useful, but
  12   WITHOUT ANY WARRANTY; without even the implied warranty of
  13   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  14   General Public License for more details.
  15
  16   You should have received a copy of the GNU General Public License
  17   along with systemd; If not, see <http://www.gnu.org/licenses/>.
  18 ***/
  19
  20 using Gtk;
  21 using GLib;
  22 using Pango;
  23
  24 static bool user = false;
  25
  26 public string format_time(uint64 time_ns) {
  27         if (time_ns <= 0)
  28                 return "";
  29         Time timestamp = Time.local((time_t) (time_ns / 1000000));
  30         return timestamp.format("%a, %d %b %Y %H:%M:%S");
  31 }
  32
  33 public class LeftLabel : Label {
  34         public LeftLabel(string? text = null) {
  35                 if (text != null)
  36                         set_markup("<b>%s</b>".printf(text));
  37                 set_alignment(0, 0);
  38                 set_padding(6, 0);
  39         }
  40 }
  41
  42 public class RightLabel : Label {
  43         public RightLabel(string? text = null) {
  44                 set_text_or_na(text);
  45                 set_alignment(0, 0);
  46                 set_ellipsize(EllipsizeMode.START);
  47                 set_selectable(true);
  48         }
  49
  50         public void set_text_or_na(string? text = null) {
  51                 if (text == null || text == "")
  52                         set_markup("<i>n/a</i>");
  53                 else
  54                         set_text(text);
  55         }
  56
  57         public void set_markup_or_na(string? text = null) {
  58                 if (text == null || text == "")
  59                         set_markup("<i>n/a</i>");
  60                 else
  61                         set_markup(text);
  62         }
  63 }
  64
  65 public class MainWindow : Window {
  66
  67         private string? current_unit_id;
  68         private uint32 current_job_id;
  69
  70         private TreeView unit_view;
  71         private TreeView job_view;
  72
  73         private ListStore unit_model;
  74         private ListStore job_model;
  75
  76         private Button start_button;
  77         private Button stop_button;
  78         private Button restart_button;
  79         private Button reload_button;
  80         private Button cancel_button;
  81
  82         private Entry unit_load_entry;
  83         private Button unit_load_button;
  84
  85         private Button server_snapshot_button;
  86         private Button server_reload_button;
  87
  88         private Manager manager;
  89
  90         private RightLabel unit_id_label;
  91         private RightLabel unit_aliases_label;
  92         private RightLabel unit_dependency_label;
  93         private RightLabel unit_description_label;
  94         private RightLabel unit_load_state_label;
  95         private RightLabel unit_active_state_label;
  96         private RightLabel unit_sub_state_label;
  97         private RightLabel unit_fragment_path_label;
  98         private RightLabel unit_active_enter_timestamp_label;
  99         private RightLabel unit_active_exit_timestamp_label;
 100         private RightLabel unit_can_start_label;
 101         private RightLabel unit_can_reload_label;
 102         private RightLabel unit_cgroup_label;
 103
 104         private RightLabel job_id_label;
 105         private RightLabel job_state_label;
 106         private RightLabel job_type_label;
 107
 108         private ComboBox unit_type_combo_box;
 109
 110         public MainWindow() throws IOError {
 111                 title = user ? "systemd User Service Manager" : "systemd System Manager";
 112                 set_position(WindowPosition.CENTER);
 113                 set_default_size(1000, 700);
 114                 set_border_width(12);
 115                 destroy.connect(Gtk.main_quit);
 116
 117                 Notebook notebook = new Notebook();
 118                 add(notebook);
 119
 120                 Box unit_vbox = new VBox(false, 12);
 121                 notebook.append_page(unit_vbox, new Label("Units"));
 122                 unit_vbox.set_border_width(12);
 123
 124                 Box job_vbox = new VBox(false, 12);
 125                 notebook.append_page(job_vbox, new Label("Jobs"));
 126                 job_vbox.set_border_width(12);
 127
 128                 unit_type_combo_box = new ComboBox.text();
 129                 Box type_hbox = new HBox(false, 6);
 130                 type_hbox.pack_start(unit_type_combo_box, false, false, 0);
 131                 unit_vbox.pack_start(type_hbox, false, false, 0);
 132
 133                 unit_type_combo_box.append_text("Show All Units");
 134                 unit_type_combo_box.append_text("Show Only Live Units");
 135                 unit_type_combo_box.append_text("Services");
 136                 unit_type_combo_box.append_text("Sockets");
 137                 unit_type_combo_box.append_text("Devices");
 138                 unit_type_combo_box.append_text("Mounts");
 139                 unit_type_combo_box.append_text("Automounts");
 140                 unit_type_combo_box.append_text("Targets");
 141                 unit_type_combo_box.append_text("Snapshots");
 142                 unit_type_combo_box.set_active(1);
 143                 unit_type_combo_box.changed.connect(unit_type_changed);
 144
 145                 unit_load_entry = new Entry();
 146                 unit_load_button = new Button.with_mnemonic("_Load");
 147                 unit_load_button.set_sensitive(false);
 148
 149                 unit_load_entry.changed.connect(on_unit_load_entry_changed);
 150                 unit_load_entry.activate.connect(on_unit_load);
 151                 unit_load_button.clicked.connect(on_unit_load);
 152
 153                 Box unit_load_hbox = new HBox(false, 6);
 154                 unit_load_hbox.pack_start(unit_load_entry, false, true, 0);
 155                 unit_load_hbox.pack_start(unit_load_button, false, true, 0);
 156
 157                 server_snapshot_button = new Button.with_mnemonic("Take S_napshot");
 158                 server_reload_button = new Button.with_mnemonic("Reload _Configuration");
 159
 160                 server_snapshot_button.clicked.connect(on_server_snapshot);
 161                 server_reload_button.clicked.connect(on_server_reload);
 162
 163                 type_hbox.pack_end(server_snapshot_button, false, true, 0);
 164                 type_hbox.pack_end(server_reload_button, false, true, 0);
 165                 type_hbox.pack_end(unit_load_hbox, false, true, 24);
 166
 167                 unit_model = new ListStore(7, typeof(string), typeof(string), typeof(string), typeof(string), typeof(string), typeof(string), typeof(Unit));
 168                 job_model = new ListStore(6, typeof(string), typeof(string), typeof(string), typeof(string), typeof(Job), typeof(uint32));
 169
 170                 TreeModelFilter unit_model_filter;
 171                 unit_model_filter = new TreeModelFilter(unit_model, null);
 172                 unit_model_filter.set_visible_func(unit_filter);
 173
 174                 unit_view = new TreeView.with_model(unit_model_filter);
 175                 job_view = new TreeView.with_model(job_model);
 176
 177                 unit_view.cursor_changed.connect(unit_changed);
 178                 job_view.cursor_changed.connect(job_changed);
 179
 180                 unit_view.insert_column_with_attributes(-1, "Load State", new CellRendererText(), "text", 2);
 181                 unit_view.insert_column_with_attributes(-1, "Active State", new CellRendererText(), "text", 3);
 182                 unit_view.insert_column_with_attributes(-1, "Unit State", new CellRendererText(), "text", 4);
 183                 unit_view.insert_column_with_attributes(-1, "Unit", new CellRendererText(), "text", 0);
 184                 unit_view.insert_column_with_attributes(-1, "Job", new CellRendererText(), "text", 5);
 185
 186                 job_view.insert_column_with_attributes(-1, "Job", new CellRendererText(), "text", 0);
 187                 job_view.insert_column_with_attributes(-1, "Unit", new CellRendererText(), "text", 1);
 188                 job_view.insert_column_with_attributes(-1, "Type", new CellRendererText(), "text", 2);
 189                 job_view.insert_column_with_attributes(-1, "State", new CellRendererText(), "text", 3);
 190
 191                 ScrolledWindow scroll = new ScrolledWindow(null, null);
 192                 scroll.set_policy(PolicyType.AUTOMATIC, PolicyType.AUTOMATIC);
 193                 scroll.set_shadow_type(ShadowType.IN);
 194                 scroll.add(unit_view);
 195                 unit_vbox.pack_start(scroll, true, true, 0);
 196
 197                 scroll = new ScrolledWindow(null, null);
 198                 scroll.set_policy(PolicyType.AUTOMATIC, PolicyType.AUTOMATIC);
 199                 scroll.set_shadow_type(ShadowType.IN);
 200                 scroll.add(job_view);
 201                 job_vbox.pack_start(scroll, true, true, 0);
 202
 203                 unit_id_label = new RightLabel();
 204                 unit_aliases_label = new RightLabel();
 205                 unit_dependency_label = new RightLabel();
 206                 unit_description_label = new RightLabel();
 207                 unit_load_state_label = new RightLabel();
 208                 unit_active_state_label = new RightLabel();
 209                 unit_sub_state_label = new RightLabel();
 210                 unit_fragment_path_label = new RightLabel();
 211                 unit_active_enter_timestamp_label = new RightLabel();
 212                 unit_active_exit_timestamp_label = new RightLabel();
 213                 unit_can_start_label = new RightLabel();
 214                 unit_can_reload_label = new RightLabel();
 215                 unit_cgroup_label = new RightLabel();
 216
 217                 job_id_label = new RightLabel();
 218                 job_state_label = new RightLabel();
 219                 job_type_label = new RightLabel();
 220
 221                 unit_dependency_label.set_track_visited_links(false);
 222                 unit_dependency_label.set_selectable(false);
 223                 unit_dependency_label.activate_link.connect(on_activate_link);
 224
 225                 unit_fragment_path_label.set_track_visited_links(false);
 226
 227                 Table unit_table = new Table(8, 6, false);
 228                 unit_table.set_row_spacings(6);
 229                 unit_table.set_border_width(0);
 230                 unit_vbox.pack_start(unit_table, false, true, 0);
 231
 232                 Table job_table = new Table(2, 2, false);
 233                 job_table.set_row_spacings(6);
 234                 job_table.set_border_width(0);
 235                 job_vbox.pack_start(job_table, false, true, 0);
 236
 237                 unit_table.attach(new LeftLabel("Id:"),                     0, 1, 0, 1, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 238                 unit_table.attach(unit_id_label,                            1, 6, 0, 1, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 239                 unit_table.attach(new LeftLabel("Aliases:"),                0, 1, 1, 2, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 240                 unit_table.attach(unit_aliases_label,                       1, 6, 1, 2, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 241                 unit_table.attach(new LeftLabel("Description:"),            0, 1, 2, 3, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 242                 unit_table.attach(unit_description_label,                   1, 6, 2, 3, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 243                 unit_table.attach(new LeftLabel("Dependencies:"),           0, 1, 3, 4, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 244                 unit_table.attach(unit_dependency_label,                    1, 6, 3, 4, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 245                 unit_table.attach(new LeftLabel("Fragment Path:"),          0, 1, 4, 5, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 246                 unit_table.attach(unit_fragment_path_label,                 1, 6, 4, 5, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 247                 unit_table.attach(new LeftLabel("Control Group:"),          0, 1, 5, 6, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 248                 unit_table.attach(unit_cgroup_label,                        1, 6, 5, 6, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 249
 250                 unit_table.attach(new LeftLabel("Load State:"),             0, 1, 6, 7, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 251                 unit_table.attach(unit_load_state_label,                    1, 2, 6, 7, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 252                 unit_table.attach(new LeftLabel("Active State:"),           0, 1, 7, 8, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 253                 unit_table.attach(unit_active_state_label,                  1, 2, 7, 8, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 254                 unit_table.attach(new LeftLabel("Unit State:"),             0, 1, 8, 9, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 255                 unit_table.attach(unit_sub_state_label,                     1, 2, 8, 9, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 256
 257                 unit_table.attach(new LeftLabel("Active Enter Timestamp:"), 2, 3, 7, 8, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 258                 unit_table.attach(unit_active_enter_timestamp_label,        3, 4, 7, 8, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 259                 unit_table.attach(new LeftLabel("Active Exit Timestamp:"),  2, 3, 8, 9, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 260                 unit_table.attach(unit_active_exit_timestamp_label,         3, 4, 8, 9, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 261
 262                 unit_table.attach(new LeftLabel("Can Start/Stop:"),         4, 5, 7, 8, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 263                 unit_table.attach(unit_can_start_label,                     5, 6, 7, 8, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 264                 unit_table.attach(new LeftLabel("Can Reload:"),             4, 5, 8, 9, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 265                 unit_table.attach(unit_can_reload_label,                    5, 6, 8, 9, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 266
 267                 job_table.attach(new LeftLabel("Id:"),                      0, 1, 0, 1, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 268                 job_table.attach(job_id_label,                              1, 2, 0, 1, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 269                 job_table.attach(new LeftLabel("State:"),                   0, 1, 1, 2, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 270                 job_table.attach(job_state_label,                           1, 2, 1, 2, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 271                 job_table.attach(new LeftLabel("Type:"),                    0, 1, 2, 3, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 272                 job_table.attach(job_type_label,                            1, 2, 2, 3, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 273
 274                 ButtonBox bbox = new HButtonBox();
 275                 bbox.set_layout(ButtonBoxStyle.START);
 276                 bbox.set_spacing(6);
 277                 unit_vbox.pack_start(bbox, false, true, 0);
 278
 279                 start_button = new Button.with_mnemonic("_Start");
 280                 stop_button = new Button.with_mnemonic("Sto_p");
 281                 reload_button = new Button.with_mnemonic("_Reload");
 282                 restart_button = new Button.with_mnemonic("Res_tart");
 283
 284                 start_button.clicked.connect(on_start);
 285                 stop_button.clicked.connect(on_stop);
 286                 reload_button.clicked.connect(on_reload);
 287                 restart_button.clicked.connect(on_restart);
 288
 289                 bbox.pack_start(start_button, false, true, 0);
 290                 bbox.pack_start(stop_button, false, true, 0);
 291                 bbox.pack_start(restart_button, false, true, 0);
 292                 bbox.pack_start(reload_button, false, true, 0);
 293
 294                 bbox = new HButtonBox();
 295                 bbox.set_layout(ButtonBoxStyle.START);
 296                 bbox.set_spacing(6);
 297                 job_vbox.pack_start(bbox, false, true, 0);
 298
 299                 cancel_button = new Button.with_mnemonic("_Cancel");
 300
 301                 cancel_button.clicked.connect(on_cancel);
 302
 303                 bbox.pack_start(cancel_button, false, true, 0);
 304
 305                 manager = Bus.get_proxy_sync(
 306                                 user ? BusType.SESSION : BusType.SYSTEM,
 307                                 "org.freedesktop.systemd1",
 308                                 "/org/freedesktop/systemd1");
 309
 310                 manager.unit_new.connect(on_unit_new);
 311                 manager.job_new.connect(on_job_new);
 312                 manager.unit_removed.connect(on_unit_removed);
 313                 manager.job_removed.connect(on_job_removed);
 314
 315                 manager.subscribe();
 316
 317                 clear_unit();
 318                 clear_job();
 319                 populate_unit_model();
 320                 populate_job_model();
 321         }
 322
 323         public void populate_unit_model() throws IOError {
 324                 unit_model.clear();
 325
 326                 var list = manager.list_units();
 327
 328                 foreach (var i in list) {
 329                         TreeIter iter;
 330
 331                         Properties p = Bus.get_proxy_sync(
 332                                         user ? BusType.SESSION : BusType.SYSTEM,
 333                                         "org.freedesktop.systemd1",
 334                                         i.unit_path);
 335
 336                         p.properties_changed.connect(on_unit_changed);
 337
 338                         Unit u = Bus.get_proxy_sync(
 339                                         user ? BusType.SESSION : BusType.SYSTEM,
 340                                         "org.freedesktop.systemd1",
 341                                         i.unit_path);
 342
 343                         unit_model.append(out iter);
 344                         unit_model.set(iter,
 345                                        0, i.id,
 346                                        1, i.description,
 347                                        2, i.load_state,
 348                                        3, i.active_state,
 349                                        4, i.sub_state,
 350                                        5, i.job_type != "" ? "→ %s".printf(i.job_type) : "",
 351                                        6, u);
 352                 }
 353         }
 354
 355         public void populate_job_model() throws IOError {
 356                 job_model.clear();
 357
 358                 var list = manager.list_jobs();
 359
 360                 foreach (var i in list) {
 361                         TreeIter iter;
 362
 363                         Properties p = Bus.get_proxy_sync(
 364                                         user ? BusType.SESSION : BusType.SYSTEM,
 365                                         "org.freedesktop.systemd1",
 366                                         i.job_path);
 367
 368                         p.properties_changed.connect(on_job_changed);
 369
 370                         Job j = Bus.get_proxy_sync(
 371                                         user ? BusType.SESSION : BusType.SYSTEM,
 372                                         "org.freedesktop.systemd1",
 373                                         i.job_path);
 374
 375                         job_model.append(out iter);
 376                         job_model.set(iter,
 377                                       0, "%u".printf(i.id),
 378                                       1, i.name,
 379                                       2, "→ %s".printf(i.type),
 380                                       3, i.state,
 381                                       4, j,
 382                                       5, i.id);
 383                 }
 384         }
 385
 386         public Unit? get_current_unit() {
 387                 TreePath p;
 388                 unit_view.get_cursor(out p, null);
 389
 390                 if (p == null)
 391                         return null;
 392
 393                 TreeModel model = unit_view.get_model();
 394                 TreeIter iter;
 395                 Unit u;
 396
 397                 model.get_iter(out iter, p);
 398                 model.get(iter, 6, out u);
 399
 400                 return u;
 401         }
 402
 403         public void unit_changed() {
 404                 Unit u = get_current_unit();
 405
 406                 if (u == null)
 407                         clear_unit();
 408                 else
 409                         show_unit(u);
 410         }
 411
 412         public void clear_unit() {
 413                 current_unit_id = null;
 414
 415                 start_button.set_sensitive(false);
 416                 stop_button.set_sensitive(false);
 417                 reload_button.set_sensitive(false);
 418                 restart_button.set_sensitive(false);
 419
 420                 unit_id_label.set_text_or_na();
 421                 unit_aliases_label.set_text_or_na();
 422                 unit_description_label.set_text_or_na();
 423                 unit_description_label.set_text_or_na();
 424                 unit_load_state_label.set_text_or_na();
 425                 unit_active_state_label.set_text_or_na();
 426                 unit_sub_state_label.set_text_or_na();
 427                 unit_fragment_path_label.set_text_or_na();
 428                 unit_active_enter_timestamp_label.set_text_or_na();
 429                 unit_active_exit_timestamp_label.set_text_or_na();
 430                 unit_can_reload_label.set_text_or_na();
 431                 unit_can_start_label.set_text_or_na();
 432                 unit_cgroup_label.set_text_or_na();
 433         }
 434
 435         public string make_dependency_string(string? prefix, string word, string[] dependencies) {
 436                 bool first = true;
 437                 string r;
 438
 439                 if (prefix == null)
 440                         r = "";
 441                 else
 442                         r = prefix;
 443
 444                 foreach (string i in dependencies) {
 445                         if (r != "")
 446                                 r += first ? "\n" : ",";
 447
 448                         if (first) {
 449                                 r += word;
 450                                 first = false;
 451                         }
 452
 453                         r += " <a href=\"" + i + "\">" + i + "</a>";
 454                 }
 455
 456                 return r;
 457         }
 458
 459         public void show_unit(Unit unit) {
 460                 current_unit_id = unit.id;
 461
 462                 unit_id_label.set_text_or_na(current_unit_id);
 463
 464                 string a = "";
 465                 foreach (string i in unit.names) {
 466                         if (i == current_unit_id)
 467                                 continue;
 468
 469                         if (a == "")
 470                                 a = i;
 471                         else
 472                                 a += "\n" + i;
 473                 }
 474
 475                 unit_aliases_label.set_text_or_na(a);
 476
 477                 string[]
 478                         requires = unit.requires,
 479                         requires_overridable = unit.requires_overridable,
 480                         requisite = unit.requisite,
 481                         requisite_overridable = unit.requisite_overridable,
 482                         wants = unit.wants,
 483                         required_by = unit.required_by,
 484                         required_by_overridable = unit.required_by_overridable,
 485                         wanted_by = unit.wanted_by,
 486                         conflicts = unit.conflicts,
 487                         before = unit.before,
 488                         after = unit.after;
 489
 490                 unit_dependency_label.set_markup_or_na(
 491                                 make_dependency_string(
 492                                 make_dependency_string(
 493                                 make_dependency_string(
 494                                 make_dependency_string(
 495                                 make_dependency_string(
 496                                 make_dependency_string(
 497                                 make_dependency_string(
 498                                 make_dependency_string(
 499                                 make_dependency_string(
 500                                 make_dependency_string(
 501                                 make_dependency_string(null,
 502                                 "requires", requires),
 503                                 "overridable requires", requires_overridable),
 504                                 "requisite", requisite),
 505                                 "overridable requisite", requisite_overridable),
 506                                 "wants", wants),
 507                                 "conflicts", conflicts),
 508                                 "required by", required_by),
 509                                 "overridable required by", required_by_overridable),
 510                                 "wanted by", wanted_by),
 511                                 "after", after),
 512                                 "before", before));
 513
 514                 unit_description_label.set_text_or_na(unit.description);
 515                 unit_load_state_label.set_text_or_na(unit.load_state);
 516                 unit_active_state_label.set_text_or_na(unit.active_state);
 517                 unit_sub_state_label.set_text_or_na(unit.sub_state);
 518
 519                 string fp = unit.fragment_path;
 520                 if (fp != "")
 521                         unit_fragment_path_label.set_markup_or_na("<a href=\"file://" + fp +"\">" + fp + "</a>" );
 522                 else
 523                         unit_fragment_path_label.set_text_or_na();
 524
 525
 526                 unit_active_enter_timestamp_label.set_text_or_na(format_time(unit.active_enter_timestamp));
 527
 528                 unit_active_exit_timestamp_label.set_text_or_na(format_time(unit.active_exit_timestamp));
 529
 530                 bool b = unit.can_start;
 531                 start_button.set_sensitive(b);
 532                 stop_button.set_sensitive(b);
 533                 restart_button.set_sensitive(b);
 534                 unit_can_start_label.set_text_or_na(b ? "Yes" : "No");
 535
 536                 b = unit.can_reload;
 537                 reload_button.set_sensitive(b);
 538                 unit_can_reload_label.set_text_or_na(b ? "Yes" : "No");
 539
 540                 unit_cgroup_label.set_text_or_na(unit.default_control_group);
 541         }
 542
 543         public Job? get_current_job() {
 544                 TreePath p;
 545                 job_view.get_cursor(out p, null);
 546
 547                 if (p == null)
 548                         return null;
 549
 550                 TreeIter iter;
 551                 TreeModel model = job_view.get_model();
 552                 Job *j;
 553
 554                 model.get_iter(out iter, p);
 555                 model.get(iter, 4, out j);
 556
 557                 return j;
 558         }
 559
 560         public void job_changed() {
 561                 Job j = get_current_job();
 562
 563                 if (j == null)
 564                         clear_job();
 565                 else
 566                         show_job(j);
 567         }
 568
 569         public void clear_job() {
 570                 current_job_id = 0;
 571
 572                 job_id_label.set_text_or_na();
 573                 job_state_label.set_text_or_na();
 574                 job_type_label.set_text_or_na();
 575
 576                 cancel_button.set_sensitive(false);
 577         }
 578
 579         public void show_job(Job job) {
 580                 current_job_id = job.id;
 581
 582                 job_id_label.set_text_or_na("%u".printf(current_job_id));
 583                 job_state_label.set_text_or_na(job.state);
 584                 job_type_label.set_text_or_na(job.job_type);
 585
 586                 cancel_button.set_sensitive(true);
 587         }
 588
 589         public void on_start() {
 590                 Unit u = get_current_unit();
 591
 592                 if (u == null)
 593                         return;
 594
 595                 try {
 596                         u.start("replace");
 597                 } catch (IOError e) {
 598                         show_error(e.message);
 599                 }
 600         }
 601
 602         public void on_stop() {
 603                 Unit u = get_current_unit();
 604
 605                 if (u == null)
 606                         return;
 607
 608                 try {
 609                         u.stop("replace");
 610                 } catch (IOError e) {
 611                         show_error(e.message);
 612                 }
 613         }
 614
 615         public void on_reload() {
 616                 Unit u = get_current_unit();
 617
 618                 if (u == null)
 619                         return;
 620
 621                 try {
 622                         u.reload("replace");
 623                 } catch (IOError e) {
 624                         show_error(e.message);
 625                 }
 626         }
 627
 628         public void on_restart() {
 629                 Unit u = get_current_unit();
 630
 631                 if (u == null)
 632                         return;
 633
 634                 try {
 635                         u.restart("replace");
 636                 } catch (IOError e) {
 637                         show_error(e.message);
 638                 }
 639         }
 640
 641         public void on_cancel() {
 642                 Job j = get_current_job();
 643
 644                 if (j == null)
 645                         return;
 646
 647                 try {
 648                         j.cancel();
 649                 } catch (IOError e) {
 650                         show_error(e.message);
 651                 }
 652         }
 653
 654         public void update_unit_iter(TreeIter iter, string id, Unit u) {
 655
 656                 try  {
 657                         string t = "";
 658                         Unit.JobLink jl = u.job;
 659
 660                         if (jl.id != 0) {
 661                                 Job j = Bus.get_proxy_sync(
 662                                                 user ? BusType.SESSION : BusType.SYSTEM,
 663                                                 "org.freedesktop.systemd1",
 664                                                 jl.path);
 665
 666                                 t = j.job_type;
 667                         }
 668
 669                         unit_model.set(iter,
 670                                        0, id,
 671                                        1, u.description,
 672                                        2, u.load_state,
 673                                        3, u.active_state,
 674                                        4, u.sub_state,
 675                                        5, t != "" ? "→ %s".printf(t) : "",
 676                                        6, u);
 677                 } catch (IOError e) {
 678                         show_error(e.message);
 679                 }
 680         }
 681
 682         public void on_unit_new(string id, ObjectPath path) {
 683                 try {
 684
 685                         Properties p = Bus.get_proxy_sync(
 686                                         user ? BusType.SESSION : BusType.SYSTEM,
 687                                         "org.freedesktop.systemd1",
 688                                         path);
 689
 690                         p.properties_changed.connect(on_unit_changed);
 691
 692                         TreeIter iter;
 693                         unit_model.append(out iter);
 694
 695                         Unit u = Bus.get_proxy_sync(
 696                                         user ? BusType.SESSION : BusType.SYSTEM,
 697                                         "org.freedesktop.systemd1",
 698                                         path);
 699
 700                         update_unit_iter(iter, id, u);
 701                 } catch (IOError e) {
 702                         show_error(e.message);
 703                 }
 704         }
 705
 706         public void update_job_iter(TreeIter iter, uint32 id, Job j) {
 707                 job_model.set(iter,
 708                               0, "%u".printf(id),
 709                               1, j.unit.id,
 710                               2, "→ %s".printf(j.job_type),
 711                               3, j.state,
 712                               4, j,
 713                               5, id);
 714         }
 715
 716         public void on_job_new(uint32 id, ObjectPath path) {
 717
 718                 try  {
 719
 720                         Properties p = Bus.get_proxy_sync(
 721                                         user ? BusType.SESSION : BusType.SYSTEM,
 722                                         "org.freedesktop.systemd1",
 723                                         path);
 724
 725                         p.properties_changed.connect(on_job_changed);
 726
 727                         TreeIter iter;
 728                         job_model.append(out iter);
 729
 730                         Job j = Bus.get_proxy_sync(
 731                                         user ? BusType.SESSION : BusType.SYSTEM,
 732                                         "org.freedesktop.systemd1",
 733                                         path);
 734
 735                         update_job_iter(iter, id, j);
 736
 737                 } catch (IOError e) {
 738                         show_error(e.message);
 739                 }
 740         }
 741
 742         public void on_unit_removed(string id, ObjectPath path) {
 743                 TreeIter iter;
 744                 if (!(unit_model.get_iter_first(out iter)))
 745                         return;
 746
 747                 do {
 748                         string name;
 749
 750                         unit_model.get(iter, 0, out name);
 751
 752                         if (id == name) {
 753                                 if (current_unit_id == name)
 754                                         clear_unit();
 755
 756                                 unit_model.remove(iter);
 757                                 break;
 758                         }
 759
 760                 } while (unit_model.iter_next(ref iter));
 761         }
 762
 763         public void on_job_removed(uint32 id, ObjectPath path, string res) {
 764                 TreeIter iter;
 765                 if (!(job_model.get_iter_first(out iter)))
 766                         return;
 767
 768                 do {
 769                         uint32 j;
 770
 771                         job_model.get(iter, 5, out j);
 772
 773                         if (id == j) {
 774                                 if (current_job_id == j)
 775                                         clear_job();
 776
 777                                 job_model.remove(iter);
 778
 779                                 break;
 780                         }
 781
 782                 } while (job_model.iter_next(ref iter));
 783         }
 784
 785         public void on_unit_changed(Properties p, string iface, HashTable<string, Value?> changed_properties, string[] invalidated_properties) {
 786
 787                 try {
 788                         TreeIter iter;
 789                         string id;
 790
 791                         Unit u = Bus.get_proxy_sync(
 792                                         user ? BusType.SESSION : BusType.SYSTEM,
 793                                         p.get_name(),
 794                                         p.get_object_path());
 795
 796                         if (!(unit_model.get_iter_first(out iter)))
 797                                 return;
 798
 799                         id = u.id;
 800
 801                         do {
 802                                 string name;
 803
 804                                 unit_model.get(iter, 0, out name);
 805
 806                                 if (id == name) {
 807                                         update_unit_iter(iter, id, u);
 808
 809                                         if (current_unit_id == id)
 810                                                 show_unit(u);
 811
 812                                         break;
 813                                 }
 814
 815                         } while (unit_model.iter_next(ref iter));
 816
 817                 } catch (IOError e) {
 818                         show_error(e.message);
 819                 }
 820         }
 821
 822         public void on_job_changed(Properties p, string iface, HashTable<string, Value?> changed_properties, string[] invalidated_properties) {
 823                 try {
 824                         TreeIter iter;
 825                         uint32 id;
 826
 827                         Job j = Bus.get_proxy_sync(
 828                                         user ? BusType.SESSION : BusType.SYSTEM,
 829                                         p.get_name(),
 830                                         p.get_object_path());
 831
 832                         if (!(job_model.get_iter_first(out iter)))
 833                                 return;
 834
 835                         id = j.id;
 836
 837                         do {
 838                                 uint32 k;
 839
 840                                 job_model.get(iter, 5, out k);
 841
 842                                 if (id == k) {
 843                                         update_job_iter(iter, id, j);
 844
 845                                         if (current_job_id == id)
 846                                                 show_job(j);
 847
 848                                         break;
 849                                 }
 850
 851                         } while (job_model.iter_next(ref iter));
 852
 853                 } catch (IOError e) {
 854                         show_error(e.message);
 855                 }
 856         }
 857
 858         public bool unit_filter(TreeModel model, TreeIter iter) {
 859                 string id, active_state, job;
 860
 861                 model.get(iter, 0, out id, 3, out active_state, 5, out job);
 862
 863                 if (id == null)
 864                         return false;
 865
 866                 switch (unit_type_combo_box.get_active()) {
 867
 868                         case 0:
 869                                 return true;
 870
 871                         case 1:
 872                                 return active_state != "inactive" || job != "";
 873
 874                         case 2:
 875                                 return id.has_suffix(".service");
 876
 877                         case 3:
 878                                 return id.has_suffix(".socket");
 879
 880                         case 4:
 881                                 return id.has_suffix(".device");
 882
 883                         case 5:
 884                                 return id.has_suffix(".mount");
 885
 886                         case 6:
 887                                 return id.has_suffix(".automount");
 888
 889                         case 7:
 890                                 return id.has_suffix(".target");
 891
 892                         case 8:
 893                                 return id.has_suffix(".snapshot");
 894                 }
 895
 896                 return false;
 897         }
 898
 899         public void unit_type_changed() {
 900                 TreeModelFilter model = (TreeModelFilter) unit_view.get_model();
 901
 902                 model.refilter();
 903         }
 904
 905         public void on_server_reload() {
 906                 try {
 907                         manager.reload();
 908                 } catch (IOError e) {
 909                         show_error(e.message);
 910                 }
 911         }
 912
 913         public void on_server_snapshot() {
 914                 try {
 915                         manager.create_snapshot();
 916
 917                         if (unit_type_combo_box.get_active() != 0)
 918                                 unit_type_combo_box.set_active(8);
 919
 920                 } catch (IOError e) {
 921                         show_error(e.message);
 922                 }
 923         }
 924
 925         public void on_unit_load() {
 926                 string t = unit_load_entry.get_text();
 927
 928                 if (t == "")
 929                         return;
 930
 931                 try {
 932                         var path = manager.load_unit(t);
 933
 934                         Unit u = Bus.get_proxy_sync(
 935                                         user ? BusType.SESSION : BusType.SYSTEM,
 936                                         "org.freedesktop.systemd1",
 937                                         path);
 938
 939                         var m = new MessageDialog(this,
 940                                                   DialogFlags.DESTROY_WITH_PARENT,
 941                                                   MessageType.INFO,
 942                                                   ButtonsType.CLOSE,
 943                                                   "Unit available as id %s", u.id);
 944                         m.title = "Unit";
 945                         m.run();
 946                         m.destroy();
 947
 948                         show_unit(u);
 949                 } catch (IOError e) {
 950                         show_error(e.message);
 951                 }
 952         }
 953
 954         public void on_unit_load_entry_changed() {
 955                 unit_load_button.set_sensitive(unit_load_entry.get_text() != "");
 956         }
 957
 958         public bool on_activate_link(string uri) {
 959
 960                 try {
 961                         string path = manager.get_unit(uri);
 962
 963                         Unit u = Bus.get_proxy_sync(
 964                                         user ? BusType.SESSION : BusType.SYSTEM,
 965                                         "org.freedesktop.systemd1",
 966                                         path);
 967
 968                         show_unit(u);
 969                 } catch (IOError e) {
 970                         show_error(e.message);
 971                 }
 972
 973                 return true;
 974         }
 975
 976         public void show_error(string e) {
 977                 var m = new MessageDialog(this,
 978                                           DialogFlags.DESTROY_WITH_PARENT,
 979                                           MessageType.ERROR,
 980                                           ButtonsType.CLOSE, "%s", e);
 981                 m.title = "Error";
 982                 m.run();
 983                 m.destroy();
 984         }
 985
 986 }
 987
 988 static const OptionEntry entries[] = {
 989         { "user",    0,   0,                   OptionArg.NONE, out user, "Connect to user service manager", null },
 990         { "system",  0,   OptionFlags.REVERSE, OptionArg.NONE, out user, "Connect to system manager",       null },
 991         { null }
 992 };
 993
 994 void show_error(string e) {
 995         var m = new MessageDialog(null, 0, MessageType.ERROR, ButtonsType.CLOSE, "%s", e);
 996         m.run();
 997         m.destroy();
 998 }
 999
1000 int main(string[] args) {
1001
1002         try {
1003                 Gtk.init_with_args(ref args, "[OPTION...]", entries, "systemadm");
1004
1005                 MainWindow window = new MainWindow();
1006                 window.show_all();
1007
1008                 Gtk.main();
1009         } catch (IOError e) {
1010                 show_error(e.message);
1011         } catch (GLib.Error e) {
1012                 stderr.printf("%s\n", e.message);
1013         }
1014
1015         return 0;
1016 }