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 void new_column(TreeView view, int column_id, string title) {
  34         TreeViewColumn col;
  35         col = new TreeViewColumn.with_attributes(title, new CellRendererText(), "text", column_id);
  36         col.set_sort_column_id(column_id);
  37         view.insert_column(col, -1);
  38 }
  39
  40 public class LeftLabel : Label {
  41         public LeftLabel(string? text = null) {
  42                 if (text != null)
  43                         set_markup("<b>%s</b>".printf(text));
  44                 set_alignment(0, 0);
  45                 set_padding(6, 0);
  46         }
  47 }
  48
  49 public class RightLabel : WrapLabel {
  50
  51         public RightLabel(string? text = null) {
  52                 set_selectable(true);
  53                 set_text_or_na(text);
  54         }
  55
  56         public void set_text_or_na(string? text = null) {
  57                 if (text == null || text == "")
  58                         set_markup("<i>n/a</i>");
  59                 else
  60                         set_text(text);
  61         }
  62
  63         public void set_markup_or_na(string? text = null) {
  64                 if (text == null || text == "")
  65                         set_markup("<i>n/a</i>");
  66                 else
  67                         set_markup(text);
  68         }
  69 }
  70
  71 public class MainWindow : Window {
  72
  73         private string? current_unit_id;
  74         private uint32 current_job_id;
  75
  76         private TreeView unit_view;
  77         private TreeView job_view;
  78
  79         private ListStore unit_model;
  80         private ListStore job_model;
  81
  82         private Gee.HashMap<string, Unit> unit_map;
  83
  84         private Button start_button;
  85         private Button stop_button;
  86         private Button restart_button;
  87         private Button reload_button;
  88         private Button cancel_button;
  89
  90         private Entry unit_load_entry;
  91         private Button unit_load_button;
  92
  93         private Button server_snapshot_button;
  94         private Button server_reload_button;
  95
  96         private Manager manager;
  97
  98         private RightLabel unit_id_label;
  99         private RightLabel unit_dependency_label;
 100         private RightLabel unit_description_label;
 101         private RightLabel unit_load_state_label;
 102         private RightLabel unit_active_state_label;
 103         private RightLabel unit_sub_state_label;
 104         private RightLabel unit_fragment_path_label;
 105         private RightLabel unit_active_enter_timestamp_label;
 106         private RightLabel unit_active_exit_timestamp_label;
 107         private RightLabel unit_can_start_label;
 108         private RightLabel unit_can_reload_label;
 109         private RightLabel unit_cgroup_label;
 110
 111         private RightLabel job_id_label;
 112         private RightLabel job_state_label;
 113         private RightLabel job_type_label;
 114
 115         private ComboBox unit_type_combo_box;
 116         private CheckButton inactive_checkbox;
 117
 118         public MainWindow() throws IOError {
 119                 title = user ? "systemd User Service Manager" : "systemd System Manager";
 120                 set_position(WindowPosition.CENTER);
 121                 set_default_size(1000, 700);
 122                 set_border_width(12);
 123                 destroy.connect(Gtk.main_quit);
 124
 125                 Notebook notebook = new Notebook();
 126                 add(notebook);
 127
 128                 Box unit_vbox = new VBox(false, 12);
 129                 notebook.append_page(unit_vbox, new Label("Units"));
 130                 unit_vbox.set_border_width(12);
 131
 132                 Box job_vbox = new VBox(false, 12);
 133                 notebook.append_page(job_vbox, new Label("Jobs"));
 134                 job_vbox.set_border_width(12);
 135
 136                 unit_type_combo_box = new ComboBox.text();
 137                 Box type_hbox = new HBox(false, 6);
 138                 type_hbox.pack_start(unit_type_combo_box, false, false, 0);
 139                 unit_vbox.pack_start(type_hbox, false, false, 0);
 140
 141                 unit_type_combo_box.append_text("All unit types");
 142                 unit_type_combo_box.append_text("Targets");
 143                 unit_type_combo_box.append_text("Services");
 144                 unit_type_combo_box.append_text("Devices");
 145                 unit_type_combo_box.append_text("Mounts");
 146                 unit_type_combo_box.append_text("Automounts");
 147                 unit_type_combo_box.append_text("Swaps");
 148                 unit_type_combo_box.append_text("Sockets");
 149                 unit_type_combo_box.append_text("Paths");
 150                 unit_type_combo_box.append_text("Timers");
 151                 unit_type_combo_box.append_text("Snapshots");
 152                 unit_type_combo_box.set_active(0); // Show All
 153                 unit_type_combo_box.changed.connect(unit_type_changed);
 154
 155                 inactive_checkbox = new CheckButton.with_label("inactive too");
 156                 inactive_checkbox.toggled.connect(unit_type_changed);
 157                 type_hbox.pack_start(inactive_checkbox, false, false, 0);
 158
 159                 unit_load_entry = new Entry();
 160                 unit_load_button = new Button.with_mnemonic("_Load");
 161                 unit_load_button.set_sensitive(false);
 162
 163                 unit_load_entry.changed.connect(on_unit_load_entry_changed);
 164                 unit_load_entry.activate.connect(on_unit_load);
 165                 unit_load_button.clicked.connect(on_unit_load);
 166
 167                 Box unit_load_hbox = new HBox(false, 6);
 168                 unit_load_hbox.pack_start(unit_load_entry, false, true, 0);
 169                 unit_load_hbox.pack_start(unit_load_button, false, true, 0);
 170
 171                 server_snapshot_button = new Button.with_mnemonic("Take S_napshot");
 172                 server_reload_button = new Button.with_mnemonic("Reload _Configuration");
 173
 174                 server_snapshot_button.clicked.connect(on_server_snapshot);
 175                 server_reload_button.clicked.connect(on_server_reload);
 176
 177                 type_hbox.pack_end(server_snapshot_button, false, true, 0);
 178                 type_hbox.pack_end(server_reload_button, false, true, 0);
 179                 type_hbox.pack_end(unit_load_hbox, false, true, 24);
 180
 181                 unit_model = new ListStore(7, typeof(string), typeof(string), typeof(string), typeof(string), typeof(string), typeof(string), typeof(Unit));
 182                 job_model = new ListStore(6, typeof(string), typeof(string), typeof(string), typeof(string), typeof(Job), typeof(uint32));
 183
 184                 unit_map = new Gee.HashMap<string, Unit>();
 185
 186                 TreeModelFilter unit_model_filter;
 187                 unit_model_filter = new TreeModelFilter(unit_model, null);
 188                 unit_model_filter.set_visible_func(unit_filter);
 189
 190                 TreeModelSort unit_model_sort = new TreeModelSort.with_model(unit_model_filter);
 191
 192                 unit_view = new TreeView.with_model(unit_model_sort);
 193                 job_view = new TreeView.with_model(job_model);
 194
 195                 unit_view.cursor_changed.connect(unit_changed);
 196                 job_view.cursor_changed.connect(job_changed);
 197
 198                 new_column(unit_view, 2, "Load State");
 199                 new_column(unit_view, 3, "Active State");
 200                 new_column(unit_view, 4, "Unit State");
 201                 new_column(unit_view, 0, "Unit");
 202                 new_column(unit_view, 5, "Job");
 203
 204                 new_column(job_view, 0, "Job");
 205                 new_column(job_view, 1, "Unit");
 206                 new_column(job_view, 2, "Type");
 207                 new_column(job_view, 3, "State");
 208
 209                 ScrolledWindow scroll = new ScrolledWindow(null, null);
 210                 scroll.set_policy(PolicyType.AUTOMATIC, PolicyType.AUTOMATIC);
 211                 scroll.set_shadow_type(ShadowType.IN);
 212                 scroll.add(unit_view);
 213                 unit_vbox.pack_start(scroll, true, true, 0);
 214
 215                 scroll = new ScrolledWindow(null, null);
 216                 scroll.set_policy(PolicyType.AUTOMATIC, PolicyType.AUTOMATIC);
 217                 scroll.set_shadow_type(ShadowType.IN);
 218                 scroll.add(job_view);
 219                 job_vbox.pack_start(scroll, true, true, 0);
 220
 221                 unit_id_label = new RightLabel();
 222                 unit_dependency_label = new RightLabel();
 223                 unit_description_label = new RightLabel();
 224                 unit_load_state_label = new RightLabel();
 225                 unit_active_state_label = new RightLabel();
 226                 unit_sub_state_label = new RightLabel();
 227                 unit_fragment_path_label = new RightLabel();
 228                 unit_active_enter_timestamp_label = new RightLabel();
 229                 unit_active_exit_timestamp_label = new RightLabel();
 230                 unit_can_start_label = new RightLabel();
 231                 unit_can_reload_label = new RightLabel();
 232                 unit_cgroup_label = new RightLabel();
 233
 234                 job_id_label = new RightLabel();
 235                 job_state_label = new RightLabel();
 236                 job_type_label = new RightLabel();
 237
 238                 unit_dependency_label.set_track_visited_links(false);
 239                 unit_dependency_label.set_selectable(true);
 240                 unit_dependency_label.activate_link.connect(on_activate_link);
 241
 242                 unit_fragment_path_label.set_track_visited_links(false);
 243
 244                 Table unit_table = new Table(8, 6, false);
 245                 unit_table.set_row_spacings(6);
 246                 unit_table.set_border_width(0);
 247                 unit_vbox.pack_start(unit_table, false, true, 0);
 248
 249                 Table job_table = new Table(2, 2, false);
 250                 job_table.set_row_spacings(6);
 251                 job_table.set_border_width(0);
 252                 job_vbox.pack_start(job_table, false, true, 0);
 253
 254                 unit_table.attach(new LeftLabel("Id:"),                     0, 1, 0, 1, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 255                 unit_table.attach(unit_id_label,                            1, 6, 0, 1, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 256                 unit_table.attach(new LeftLabel("Description:"),            0, 1, 1, 2, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 257                 unit_table.attach(unit_description_label,                   1, 6, 1, 2, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 258                 unit_table.attach(new LeftLabel("Dependencies:"),           0, 1, 2, 3, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 259                 unit_table.attach(unit_dependency_label,                    1, 6, 2, 3, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 260                 unit_table.attach(new LeftLabel("Fragment Path:"),          0, 1, 3, 4, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 261                 unit_table.attach(unit_fragment_path_label,                 1, 6, 3, 4, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 262                 unit_table.attach(new LeftLabel("Control Group:"),          0, 1, 4, 5, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 263                 unit_table.attach(unit_cgroup_label,                        1, 6, 4, 5, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 264
 265                 unit_table.attach(new LeftLabel("Load State:"),             0, 1, 5, 6, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 266                 unit_table.attach(unit_load_state_label,                    1, 2, 5, 6, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 267                 unit_table.attach(new LeftLabel("Active State:"),           0, 1, 6, 7, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 268                 unit_table.attach(unit_active_state_label,                  1, 2, 6, 7, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 269                 unit_table.attach(new LeftLabel("Unit State:"),             0, 1, 7, 8, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 270                 unit_table.attach(unit_sub_state_label,                     1, 2, 7, 8, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 271
 272                 unit_table.attach(new LeftLabel("Activated:"),              2, 3, 6, 7, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 273                 unit_table.attach(unit_active_enter_timestamp_label,        3, 4, 6, 7, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 274                 unit_table.attach(new LeftLabel("Deactivated:"),            2, 3, 7, 8, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 275                 unit_table.attach(unit_active_exit_timestamp_label,         3, 4, 7, 8, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 276
 277                 unit_table.attach(new LeftLabel("Can Start/Stop:"),         4, 5, 6, 7, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 278                 unit_table.attach(unit_can_start_label,                     5, 6, 6, 7, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 279                 unit_table.attach(new LeftLabel("Can Reload:"),             4, 5, 7, 8, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 280                 unit_table.attach(unit_can_reload_label,                    5, 6, 7, 8, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 281
 282                 job_table.attach(new LeftLabel("Id:"),                      0, 1, 0, 1, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 283                 job_table.attach(job_id_label,                              1, 2, 0, 1, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 284                 job_table.attach(new LeftLabel("State:"),                   0, 1, 1, 2, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 285                 job_table.attach(job_state_label,                           1, 2, 1, 2, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 286                 job_table.attach(new LeftLabel("Type:"),                    0, 1, 2, 3, AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 287                 job_table.attach(job_type_label,                            1, 2, 2, 3, AttachOptions.EXPAND|AttachOptions.FILL, AttachOptions.FILL, 0, 0);
 288
 289                 ButtonBox bbox = new HButtonBox();
 290                 bbox.set_layout(ButtonBoxStyle.START);
 291                 bbox.set_spacing(6);
 292                 unit_vbox.pack_start(bbox, false, true, 0);
 293
 294                 start_button = new Button.with_mnemonic("_Start");
 295                 stop_button = new Button.with_mnemonic("Sto_p");
 296                 reload_button = new Button.with_mnemonic("_Reload");
 297                 restart_button = new Button.with_mnemonic("Res_tart");
 298
 299                 start_button.clicked.connect(on_start);
 300                 stop_button.clicked.connect(on_stop);
 301                 reload_button.clicked.connect(on_reload);
 302                 restart_button.clicked.connect(on_restart);
 303
 304                 bbox.pack_start(start_button, false, true, 0);
 305                 bbox.pack_start(stop_button, false, true, 0);
 306                 bbox.pack_start(restart_button, false, true, 0);
 307                 bbox.pack_start(reload_button, false, true, 0);
 308
 309                 bbox = new HButtonBox();
 310                 bbox.set_layout(ButtonBoxStyle.START);
 311                 bbox.set_spacing(6);
 312                 job_vbox.pack_start(bbox, false, true, 0);
 313
 314                 cancel_button = new Button.with_mnemonic("_Cancel");
 315
 316                 cancel_button.clicked.connect(on_cancel);
 317
 318                 bbox.pack_start(cancel_button, false, true, 0);
 319
 320                 manager = Bus.get_proxy_sync(
 321                                 user ? BusType.SESSION : BusType.SYSTEM,
 322                                 "org.freedesktop.systemd1",
 323                                 "/org/freedesktop/systemd1");
 324
 325                 manager.unit_new.connect(on_unit_new);
 326                 manager.job_new.connect(on_job_new);
 327                 manager.unit_removed.connect(on_unit_removed);
 328                 manager.job_removed.connect(on_job_removed);
 329
 330                 manager.subscribe();
 331
 332                 clear_unit();
 333                 clear_job();
 334                 populate_unit_model();
 335                 populate_job_model();
 336         }
 337
 338         public void populate_unit_model() throws IOError {
 339                 unit_model.clear();
 340
 341                 var list = manager.list_units();
 342
 343                 foreach (var i in list) {
 344                         TreeIter iter;
 345
 346                         Properties p = Bus.get_proxy_sync(
 347                                         user ? BusType.SESSION : BusType.SYSTEM,
 348                                         "org.freedesktop.systemd1",
 349                                         i.unit_path);
 350
 351                         p.properties_changed.connect(on_unit_changed);
 352
 353                         Unit u = Bus.get_proxy_sync(
 354                                         user ? BusType.SESSION : BusType.SYSTEM,
 355                                         "org.freedesktop.systemd1",
 356                                         i.unit_path);
 357
 358                         unit_map[i.id] = u;
 359
 360                         unit_model.append(out iter);
 361                         unit_model.set(iter,
 362                                        0, i.id,
 363                                        1, i.description,
 364                                        2, i.load_state,
 365                                        3, i.active_state,
 366                                        4, i.sub_state,
 367                                        5, i.job_type != "" ? "→ %s".printf(i.job_type) : "",
 368                                        6, u);
 369                 }
 370         }
 371
 372         public void populate_job_model() throws IOError {
 373                 job_model.clear();
 374
 375                 var list = manager.list_jobs();
 376
 377                 foreach (var i in list) {
 378                         TreeIter iter;
 379
 380                         Properties p = Bus.get_proxy_sync(
 381                                         user ? BusType.SESSION : BusType.SYSTEM,
 382                                         "org.freedesktop.systemd1",
 383                                         i.job_path);
 384
 385                         p.properties_changed.connect(on_job_changed);
 386
 387                         Job j = Bus.get_proxy_sync(
 388                                         user ? BusType.SESSION : BusType.SYSTEM,
 389                                         "org.freedesktop.systemd1",
 390                                         i.job_path);
 391
 392                         job_model.append(out iter);
 393                         job_model.set(iter,
 394                                       0, "%u".printf(i.id),
 395                                       1, i.name,
 396                                       2, "→ %s".printf(i.type),
 397                                       3, i.state,
 398                                       4, j,
 399                                       5, i.id);
 400                 }
 401         }
 402
 403         public Unit? get_current_unit() {
 404                 TreePath p;
 405                 unit_view.get_cursor(out p, null);
 406
 407                 if (p == null)
 408                         return null;
 409
 410                 TreeModel model = unit_view.get_model();
 411                 TreeIter iter;
 412                 Unit u;
 413
 414                 model.get_iter(out iter, p);
 415                 model.get(iter, 6, out u);
 416
 417                 return u;
 418         }
 419
 420         public Unit? get_unit(string id) {
 421                 return this.unit_map[id];
 422         }
 423
 424         public void unit_changed() {
 425                 Unit u = get_current_unit();
 426
 427                 if (u == null)
 428                         clear_unit();
 429                 else
 430                         show_unit(u);
 431         }
 432
 433         public void clear_unit() {
 434                 current_unit_id = null;
 435
 436                 start_button.set_sensitive(false);
 437                 stop_button.set_sensitive(false);
 438                 reload_button.set_sensitive(false);
 439                 restart_button.set_sensitive(false);
 440
 441                 unit_id_label.set_text_or_na();
 442                 unit_description_label.set_text_or_na();
 443                 unit_description_label.set_text_or_na();
 444                 unit_load_state_label.set_text_or_na();
 445                 unit_active_state_label.set_text_or_na();
 446                 unit_sub_state_label.set_text_or_na();
 447                 unit_fragment_path_label.set_text_or_na();
 448                 unit_active_enter_timestamp_label.set_text_or_na();
 449                 unit_active_exit_timestamp_label.set_text_or_na();
 450                 unit_can_reload_label.set_text_or_na();
 451                 unit_can_start_label.set_text_or_na();
 452                 unit_cgroup_label.set_text_or_na();
 453         }
 454
 455         public string format_unit_link(string i, bool link) {
 456                 Unit? u = get_unit(i);
 457                 if(u == null)
 458                         return "<span color='grey'>" + i + "</span";
 459
 460                 string color;
 461                 switch (u.sub_state) {
 462                 case "active": color = "blue"; break;
 463                 case "dead": color = "red"; break;
 464                 case "running": color = "green"; break;
 465                 default: color = "black"; break;
 466                 }
 467                 string span = "<span underline='none' color='" + color + "'>"
 468                               + i + "(" +
 469                               u.sub_state + ")" + "</span>";
 470                 if(link)
 471                         return  " <a href='" + i + "'>" + span + "</a>";
 472                 else
 473                         return span;
 474         }
 475
 476
 477         public string make_dependency_string(string? prefix, string word, string[] dependencies) {
 478                 Gee.Collection<unowned string> sorted = new Gee.TreeSet<string>();
 479                 foreach (string i in dependencies)
 480                         sorted.add(i);
 481
 482                 bool first = true;
 483                 string r;
 484
 485                 if (prefix == null)
 486                         r = "";
 487                 else
 488                         r = prefix;
 489
 490                 foreach (string i in sorted) {
 491                         if (r != "")
 492                                 r += first ? "\n" : ",";
 493
 494                         if (first) {
 495                                 r += "<b>" + word + ":</b>";
 496                                 first = false;
 497                         }
 498
 499                         r += format_unit_link(i, true);
 500                 }
 501
 502                 return r;
 503         }
 504
 505         public void show_unit(Unit unit) {
 506                 current_unit_id = unit.id;
 507
 508                 string id_display = format_unit_link(current_unit_id, false);
 509                 bool has_alias = false;
 510                 foreach (string i in unit.names) {
 511                         if (i == current_unit_id)
 512                                 continue;
 513
 514                         if (!has_alias) {
 515                                 id_display += " (aliases:";
 516                                 has_alias = true;
 517                         }
 518
 519                         id_display += " " + i;
 520                 }
 521                 if(has_alias)
 522                         id_display += ")";
 523
 524                 unit_id_label.set_markup_or_na(id_display);
 525
 526                 string[]
 527                         requires = unit.requires,
 528                         requires_overridable = unit.requires_overridable,
 529                         requisite = unit.requisite,
 530                         requisite_overridable = unit.requisite_overridable,
 531                         wants = unit.wants,
 532                         required_by = unit.required_by,
 533                         required_by_overridable = unit.required_by_overridable,
 534                         wanted_by = unit.wanted_by,
 535                         conflicts = unit.conflicts,
 536                         before = unit.before,
 537                         after = unit.after;
 538
 539                 unit_dependency_label.set_markup_or_na(
 540                                 make_dependency_string(
 541                                 make_dependency_string(
 542                                 make_dependency_string(
 543                                 make_dependency_string(
 544                                 make_dependency_string(
 545                                 make_dependency_string(
 546                                 make_dependency_string(
 547                                 make_dependency_string(
 548                                 make_dependency_string(
 549                                 make_dependency_string(
 550                                 make_dependency_string(null,
 551                                 "requires", requires),
 552                                 "overridable requires", requires_overridable),
 553                                 "requisite", requisite),
 554                                 "overridable requisite", requisite_overridable),
 555                                 "wants", wants),
 556                                 "conflicts", conflicts),
 557                                 "required by", required_by),
 558                                 "overridable required by", required_by_overridable),
 559                                 "wanted by", wanted_by),
 560                                 "after", after),
 561                                 "before", before));
 562
 563                 unit_description_label.set_text_or_na(unit.description);
 564                 unit_load_state_label.set_text_or_na(unit.load_state);
 565                 unit_active_state_label.set_text_or_na(unit.active_state);
 566                 unit_sub_state_label.set_text_or_na(unit.sub_state);
 567
 568                 string fp = unit.fragment_path;
 569                 if (fp != "")
 570                         unit_fragment_path_label.set_markup_or_na(
 571                                 "<a href=\"file://" + fp +"\">" +
 572                                 "<span underline='none' color='black'>" + fp + "</span></a>");
 573                 else
 574                         unit_fragment_path_label.set_text_or_na();
 575
 576
 577                 unit_active_enter_timestamp_label.set_text_or_na(format_time(unit.active_enter_timestamp));
 578
 579                 unit_active_exit_timestamp_label.set_text_or_na(format_time(unit.active_exit_timestamp));
 580
 581                 bool b = unit.can_start;
 582                 start_button.set_sensitive(b);
 583                 stop_button.set_sensitive(b);
 584                 restart_button.set_sensitive(b);
 585                 unit_can_start_label.set_text_or_na(b ? "Yes" : "No");
 586
 587                 b = unit.can_reload;
 588                 reload_button.set_sensitive(b);
 589                 unit_can_reload_label.set_text_or_na(b ? "Yes" : "No");
 590
 591                 unit_cgroup_label.set_text_or_na(unit.default_control_group);
 592         }
 593
 594         public Job? get_current_job() {
 595                 TreePath p;
 596                 job_view.get_cursor(out p, null);
 597
 598                 if (p == null)
 599                         return null;
 600
 601                 TreeIter iter;
 602                 TreeModel model = job_view.get_model();
 603                 Job *j;
 604
 605                 model.get_iter(out iter, p);
 606                 model.get(iter, 4, out j);
 607
 608                 return j;
 609         }
 610
 611         public void job_changed() {
 612                 Job j = get_current_job();
 613
 614                 if (j == null)
 615                         clear_job();
 616                 else
 617                         show_job(j);
 618         }
 619
 620         public void clear_job() {
 621                 current_job_id = 0;
 622
 623                 job_id_label.set_text_or_na();
 624                 job_state_label.set_text_or_na();
 625                 job_type_label.set_text_or_na();
 626
 627                 cancel_button.set_sensitive(false);
 628         }
 629
 630         public void show_job(Job job) {
 631                 current_job_id = job.id;
 632
 633                 job_id_label.set_text_or_na("%u".printf(current_job_id));
 634                 job_state_label.set_text_or_na(job.state);
 635                 job_type_label.set_text_or_na(job.job_type);
 636
 637                 cancel_button.set_sensitive(true);
 638         }
 639
 640         public void on_start() {
 641                 Unit u = get_current_unit();
 642
 643                 if (u == null)
 644                         return;
 645
 646                 try {
 647                         u.start("replace");
 648                 } catch (Error e) {
 649                         show_error(e.message);
 650                 }
 651         }
 652
 653         public void on_stop() {
 654                 Unit u = get_current_unit();
 655
 656                 if (u == null)
 657                         return;
 658
 659                 try {
 660                         u.stop("replace");
 661                 } catch (Error e) {
 662                         show_error(e.message);
 663                 }
 664         }
 665
 666         public void on_reload() {
 667                 Unit u = get_current_unit();
 668
 669                 if (u == null)
 670                         return;
 671
 672                 try {
 673                         u.reload("replace");
 674                 } catch (Error e) {
 675                         show_error(e.message);
 676                 }
 677         }
 678
 679         public void on_restart() {
 680                 Unit u = get_current_unit();
 681
 682                 if (u == null)
 683                         return;
 684
 685                 try {
 686                         u.restart("replace");
 687                 } catch (Error e) {
 688                         show_error(e.message);
 689                 }
 690         }
 691
 692         public void on_cancel() {
 693                 Job j = get_current_job();
 694
 695                 if (j == null)
 696                         return;
 697
 698                 try {
 699                         j.cancel();
 700                 } catch (Error e) {
 701                         show_error(e.message);
 702                 }
 703         }
 704
 705         public void update_unit_iter(TreeIter iter, string id, Unit u) {
 706
 707                 try  {
 708                         string t = "";
 709                         Unit.JobLink jl = u.job;
 710
 711                         if (jl.id != 0) {
 712                                 Job j = Bus.get_proxy_sync(
 713                                                 user ? BusType.SESSION : BusType.SYSTEM,
 714                                                 "org.freedesktop.systemd1",
 715                                                 jl.path);
 716
 717                                 t = j.job_type;
 718                         }
 719
 720                         unit_model.set(iter,
 721                                        0, id,
 722                                        1, u.description,
 723                                        2, u.load_state,
 724                                        3, u.active_state,
 725                                        4, u.sub_state,
 726                                        5, t != "" ? "→ %s".printf(t) : "",
 727                                        6, u);
 728                 } catch (Error e) {
 729                         show_error(e.message);
 730                 }
 731         }
 732
 733         public void on_unit_new(string id, ObjectPath path) {
 734                 try {
 735
 736                         Properties p = Bus.get_proxy_sync(
 737                                         user ? BusType.SESSION : BusType.SYSTEM,
 738                                         "org.freedesktop.systemd1",
 739                                         path);
 740
 741                         p.properties_changed.connect(on_unit_changed);
 742
 743                         TreeIter iter;
 744                         unit_model.append(out iter);
 745
 746                         Unit u = Bus.get_proxy_sync(
 747                                         user ? BusType.SESSION : BusType.SYSTEM,
 748                                         "org.freedesktop.systemd1",
 749                                         path);
 750
 751                         unit_map[id] = u;
 752
 753                         update_unit_iter(iter, id, u);
 754                 } catch (Error e) {
 755                         show_error(e.message);
 756                 }
 757         }
 758
 759         public void update_job_iter(TreeIter iter, uint32 id, Job j) {
 760                 job_model.set(iter,
 761                               0, "%u".printf(id),
 762                               1, j.unit.id,
 763                               2, "→ %s".printf(j.job_type),
 764                               3, j.state,
 765                               4, j,
 766                               5, id);
 767         }
 768
 769         public void on_job_new(uint32 id, ObjectPath path) {
 770
 771                 try  {
 772
 773                         Properties p = Bus.get_proxy_sync(
 774                                         user ? BusType.SESSION : BusType.SYSTEM,
 775                                         "org.freedesktop.systemd1",
 776                                         path);
 777
 778                         p.properties_changed.connect(on_job_changed);
 779
 780                         TreeIter iter;
 781                         job_model.append(out iter);
 782
 783                         Job j = Bus.get_proxy_sync(
 784                                         user ? BusType.SESSION : BusType.SYSTEM,
 785                                         "org.freedesktop.systemd1",
 786                                         path);
 787
 788                         update_job_iter(iter, id, j);
 789
 790                 } catch (Error e) {
 791                         show_error(e.message);
 792                 }
 793         }
 794
 795         public void on_unit_removed(string id, ObjectPath path) {
 796                 TreeIter iter;
 797                 if (!(unit_model.get_iter_first(out iter)))
 798                         return;
 799
 800                 do {
 801                         string name;
 802
 803                         unit_model.get(iter, 0, out name);
 804
 805                         if (id == name) {
 806                                 if (current_unit_id == name)
 807                                         clear_unit();
 808
 809                                 unit_model.remove(iter);
 810                                 break;
 811                         }
 812
 813                 } while (unit_model.iter_next(ref iter));
 814
 815                 unit_map.unset(id);
 816         }
 817
 818         public void on_job_removed(uint32 id, ObjectPath path, string res) {
 819                 TreeIter iter;
 820                 if (!(job_model.get_iter_first(out iter)))
 821                         return;
 822
 823                 do {
 824                         uint32 j;
 825
 826                         job_model.get(iter, 5, out j);
 827
 828                         if (id == j) {
 829                                 if (current_job_id == j)
 830                                         clear_job();
 831
 832                                 job_model.remove(iter);
 833
 834                                 break;
 835                         }
 836
 837                 } while (job_model.iter_next(ref iter));
 838         }
 839
 840         public void on_unit_changed(Properties p, string iface, HashTable<string, Value?> changed_properties, string[] invalidated_properties) {
 841
 842                 try {
 843                         TreeIter iter;
 844                         string id;
 845
 846                         Unit u = Bus.get_proxy_sync(
 847                                         user ? BusType.SESSION : BusType.SYSTEM,
 848                                         p.get_name(),
 849                                         p.get_object_path());
 850
 851                         if (!(unit_model.get_iter_first(out iter)))
 852                                 return;
 853
 854                         id = u.id;
 855
 856                         do {
 857                                 string name;
 858
 859                                 unit_model.get(iter, 0, out name);
 860
 861                                 if (id == name) {
 862                                         update_unit_iter(iter, id, u);
 863
 864                                         if (current_unit_id == id)
 865                                                 show_unit(u);
 866
 867                                         break;
 868                                 }
 869
 870                         } while (unit_model.iter_next(ref iter));
 871
 872                 } catch (Error e) {
 873                         show_error(e.message);
 874                 }
 875         }
 876
 877         public void on_job_changed(Properties p, string iface, HashTable<string, Value?> changed_properties, string[] invalidated_properties) {
 878                 try {
 879                         TreeIter iter;
 880                         uint32 id;
 881
 882                         Job j = Bus.get_proxy_sync(
 883                                         user ? BusType.SESSION : BusType.SYSTEM,
 884                                         p.get_name(),
 885                                         p.get_object_path());
 886
 887                         if (!(job_model.get_iter_first(out iter)))
 888                                 return;
 889
 890                         id = j.id;
 891
 892                         do {
 893                                 uint32 k;
 894
 895                                 job_model.get(iter, 5, out k);
 896
 897                                 if (id == k) {
 898                                         update_job_iter(iter, id, j);
 899
 900                                         if (current_job_id == id)
 901                                                 show_job(j);
 902
 903                                         break;
 904                                 }
 905
 906                         } while (job_model.iter_next(ref iter));
 907
 908                 } catch (Error e) {
 909                         show_error(e.message);
 910                 }
 911         }
 912
 913         public bool unit_filter(TreeModel model, TreeIter iter) {
 914                 string id, active_state, job;
 915
 916                 model.get(iter, 0, out id, 3, out active_state, 5, out job);
 917
 918                 if (id == null)
 919                         return false;
 920
 921                 if (!inactive_checkbox.get_active()
 922                     && active_state == "inactive" && job == "")
 923                         return false;
 924
 925                 switch (unit_type_combo_box.get_active()) {
 926                 case 0:
 927                         return true;
 928                 case 1:
 929                         return id.has_suffix(".target");
 930                 case 2:
 931                         return id.has_suffix(".service");
 932                 case 3:
 933                         return id.has_suffix(".device");
 934                 case 4:
 935                         return id.has_suffix(".mount");
 936                 case 5:
 937                         return id.has_suffix(".automount");
 938                 case 6:
 939                         return id.has_suffix(".swap");
 940                 case 7:
 941                         return id.has_suffix(".socket");
 942                 case 8:
 943                         return id.has_suffix(".path");
 944                 case 9:
 945                         return id.has_suffix(".timer");
 946                 case 10:
 947                         return id.has_suffix(".snapshot");
 948                 default:
 949                         assert(false);
 950                         return false;
 951                 }
 952         }
 953
 954         public void unit_type_changed() {
 955                 TreeModelFilter model = (TreeModelFilter) ((TreeModelSort) unit_view.get_model()).get_model();
 956
 957                 model.refilter();
 958         }
 959
 960         public void on_server_reload() {
 961                 try {
 962                         manager.reload();
 963                 } catch (Error e) {
 964                         show_error(e.message);
 965                 }
 966         }
 967
 968         public void on_server_snapshot() {
 969                 try {
 970                         manager.create_snapshot();
 971
 972                         if (unit_type_combo_box.get_active() != 0)
 973                                 unit_type_combo_box.set_active(8);
 974
 975                 } catch (Error e) {
 976                         show_error(e.message);
 977                 }
 978         }
 979
 980         public void on_unit_load() {
 981                 string t = unit_load_entry.get_text();
 982
 983                 if (t == "")
 984                         return;
 985
 986                 try {
 987                         var path = manager.load_unit(t);
 988
 989                         Unit u = Bus.get_proxy_sync(
 990                                         user ? BusType.SESSION : BusType.SYSTEM,
 991                                         "org.freedesktop.systemd1",
 992                                         path);
 993
 994                         var m = new MessageDialog(this,
 995                                                   DialogFlags.DESTROY_WITH_PARENT,
 996                                                   MessageType.INFO,
 997                                                   ButtonsType.CLOSE,
 998                                                   "Unit available as id %s", u.id);
 999                         m.title = "Unit";
1000                         m.run();
1001                         m.destroy();
1002
1003                         show_unit(u);
1004                 } catch (Error e) {
1005                         show_error(e.message);
1006                 }
1007         }
1008
1009         public void on_unit_load_entry_changed() {
1010                 unit_load_button.set_sensitive(unit_load_entry.get_text() != "");
1011         }
1012
1013         public bool on_activate_link(string uri) {
1014
1015                 try {
1016                         string path = manager.get_unit(uri);
1017
1018                         Unit u = Bus.get_proxy_sync(
1019                                         user ? BusType.SESSION : BusType.SYSTEM,
1020                                         "org.freedesktop.systemd1",
1021                                         path);
1022
1023                         show_unit(u);
1024                 } catch (Error e) {
1025                         show_error(e.message);
1026                 }
1027
1028                 return true;
1029         }
1030
1031         public void show_error(string e) {
1032                 var m = new MessageDialog(this,
1033                                           DialogFlags.DESTROY_WITH_PARENT,
1034                                           MessageType.ERROR,
1035                                           ButtonsType.CLOSE, "%s", e);
1036                 m.title = "Error";
1037                 m.run();
1038                 m.destroy();
1039         }
1040
1041 }
1042
1043 static const OptionEntry entries[] = {
1044         { "user",    0,   0,                   OptionArg.NONE, out user, "Connect to user service manager", null },
1045         { "system",  0,   OptionFlags.REVERSE, OptionArg.NONE, out user, "Connect to system manager",       null },
1046         { null }
1047 };
1048
1049 void show_error(string e) {
1050         var m = new MessageDialog(null, 0, MessageType.ERROR, ButtonsType.CLOSE, "%s", e);
1051         m.run();
1052         m.destroy();
1053 }
1054
1055 int main(string[] args) {
1056
1057         try {
1058                 Gtk.init_with_args(ref args, "[OPTION...]", entries, "systemadm");
1059
1060                 MainWindow window = new MainWindow();
1061                 window.show_all();
1062
1063                 Gtk.main();
1064         } catch (IOError e) {
1065                 show_error(e.message);
1066         } catch (GLib.Error e) {
1067                 stderr.printf("%s\n", e.message);
1068         }
1069
1070         return 0;
1071 }