/mandos/release : revision 237.2.215

3

#

4

# Mandos Monitor - Control and monitor the Mandos server

5

#

6

7

6

7

8

#

9

# This program is free software: you can redistribute it and/or modify

10

# it under the terms of the GNU General Public License as published by

22

# Contact the authors at <mandos@fukt.bsnet.se>.

23

#

24

25

from __future__ import division, absolute_import, print_function, unicode_literals

25

from __future__ import division, absolute_import, with_statement

26

27

import sys

28

import os

42

43

import locale

44

45

locale.setlocale(locale.LC_ALL, '')

45

locale.setlocale(locale.LC_ALL, u'')

46

47

import logging

48

logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)

51

domain = 'se.bsnet.fukt'

52

server_interface = domain + '.Mandos'

53

client_interface = domain + '.Mandos.Client'

54

version = "1.3.0"

54

version = "1.2"

55

56

# Always run in monochrome mode

57

urwid.curses_display.curses.has_colors = lambda : False

65

"Parse an ISO 8601 date string to a datetime.datetime()"

66

if not iso:

67

return None

68

d, t = iso.split("T", 1)

69

year, month, day = d.split("-", 2)

70

hour, minute, second = t.split(":", 2)

68

d, t = iso.split(u"T", 1)

69

year, month, day = d.split(u"-", 2)

70

hour, minute, second = t.split(u":", 2)

71

second, fraction = divmod(float(second), 1)

72

return datetime.datetime(int(year),

73

int(month),

86

self.proxy = proxy_object # Mandos Client proxy object

87

88

self.properties = dict()

89

self.proxy.connect_to_signal("PropertyChanged",

89

self.proxy.connect_to_signal(u"PropertyChanged",

90

self.property_changed,

91

client_interface,

92

byte_arrays=True)

127

self.last_checker_failed = False

128

129

# The widget shown normally

130

self._text_widget = urwid.Text("")

130

self._text_widget = urwid.Text(u"")

131

# The widget shown when we have focus

132

self._focus_text_widget = urwid.Text("")

132

self._focus_text_widget = urwid.Text(u"")

133

super(MandosClientWidget, self).__init__(

134

update_hook=update_hook, delete_hook=delete_hook,

135

*args, **kwargs)

137

self.opened = False

138

139

last_checked_ok = isoformat_to_datetime(self.properties

140

["LastCheckedOK"])

140

[u"LastCheckedOK"])

141

if last_checked_ok is None:

142

self.last_checker_failed = True

143

else:

146

> datetime.timedelta

147

(milliseconds=

148

self.properties

149

["Interval"]))

149

[u"Interval"]))

150

151

if self.last_checker_failed:

152

self.using_timer(True)

154

if self.need_approval:

155

self.using_timer(True)

156

157

self.proxy.connect_to_signal("CheckerCompleted",

157

self.proxy.connect_to_signal(u"CheckerCompleted",

158

self.checker_completed,

159

client_interface,

160

byte_arrays=True)

161

self.proxy.connect_to_signal("CheckerStarted",

161

self.proxy.connect_to_signal(u"CheckerStarted",

162

self.checker_started,

163

client_interface,

164

byte_arrays=True)

165

self.proxy.connect_to_signal("GotSecret",

165

self.proxy.connect_to_signal(u"GotSecret",

166

self.got_secret,

167

client_interface,

168

byte_arrays=True)

169

self.proxy.connect_to_signal("NeedApproval",

169

self.proxy.connect_to_signal(u"NeedApproval",

170

self.need_approval,

171

client_interface,

172

byte_arrays=True)

173

self.proxy.connect_to_signal("Rejected",

173

self.proxy.connect_to_signal(u"Rejected",

174

self.rejected,

175

client_interface,

176

byte_arrays=True)

178

def property_changed(self, property=None, value=None):

179

super(self, MandosClientWidget).property_changed(property,

180

value)

181

if property == "ApprovalPending":

181

if property == u"ApprovalPending":

182

using_timer(bool(value))

183

184

def using_timer(self, flag):

203

if self.last_checker_failed:

204

self.last_checker_failed = False

205

self.using_timer(False)

206

#self.logger('Checker for client %s (command "%s")'

207

# ' was successful'

208

# % (self.properties["Name"], command))

206

#self.logger(u'Checker for client %s (command "%s")'

207

# u' was successful'

208

# % (self.properties[u"Name"], command))

209

self.update()

210

return

211

# Checker failed

213

self.last_checker_failed = True

214

self.using_timer(True)

215

if os.WIFEXITED(condition):

216

self.logger('Checker for client %s (command "%s")'

217

' failed with exit code %s'

218

% (self.properties["Name"], command,

216

self.logger(u'Checker for client %s (command "%s")'

217

u' failed with exit code %s'

218

% (self.properties[u"Name"], command,

219

os.WEXITSTATUS(condition)))

220

elif os.WIFSIGNALED(condition):

221

self.logger('Checker for client %s (command "%s")'

222

' was killed by signal %s'

223

% (self.properties["Name"], command,

221

self.logger(u'Checker for client %s (command "%s")'

222

u' was killed by signal %s'

223

% (self.properties[u"Name"], command,

224

os.WTERMSIG(condition)))

225

elif os.WCOREDUMP(condition):

226

self.logger('Checker for client %s (command "%s")'

227

' dumped core'

228

% (self.properties["Name"], command))

226

self.logger(u'Checker for client %s (command "%s")'

227

u' dumped core'

228

% (self.properties[u"Name"], command))

229

else:

230

self.logger('Checker for client %s completed'

231

' mysteriously')

230

self.logger(u'Checker for client %s completed'

231

u' mysteriously')

232

self.update()

233

234

def checker_started(self, command):

235

#self.logger('Client %s started checker "%s"'

236

# % (self.properties["Name"], unicode(command)))

235

#self.logger(u'Client %s started checker "%s"'

236

# % (self.properties[u"Name"], unicode(command)))

237

pass

238

239

def got_secret(self):

240

self.last_checker_failed = False

241

self.logger('Client %s received its secret'

242

% self.properties["Name"])

241

self.logger(u'Client %s received its secret'

242

% self.properties[u"Name"])

243

244

def need_approval(self, timeout, default):

245

if not default:

246

message = 'Client %s needs approval within %s seconds'

246

message = u'Client %s needs approval within %s seconds'

247

else:

248

message = 'Client %s will get its secret in %s seconds'

248

message = u'Client %s will get its secret in %s seconds'

249

self.logger(message

250

% (self.properties["Name"], timeout/1000))

250

% (self.properties[u"Name"], timeout/1000))

251

self.using_timer(True)

252

253

def rejected(self, reason):

254

self.logger('Client %s was rejected; reason: %s'

255

% (self.properties["Name"], reason))

254

self.logger(u'Client %s was rejected; reason: %s'

255

% (self.properties[u"Name"], reason))

256

257

def selectable(self):

258

"""Make this a "selectable" widget.

259

This overrides the method from urwid.FlowWidget."""

260

return True

261

262

def rows(self, maxcolrow, focus=False):

262

def rows(self, (maxcol,), focus=False):

263

"""How many rows this widget will occupy might depend on

264

whether we have focus or not.

265

This overrides the method from urwid.FlowWidget"""

266

return self.current_widget(focus).rows(maxcolrow, focus=focus)

266

return self.current_widget(focus).rows((maxcol,), focus=focus)

267

268

def current_widget(self, focus=False):

269

if focus or self.opened:

273

def update(self):

274

"Called when what is visible on the screen should be updated."

275

# How to add standout mode to a style

276

with_standout = { "normal": "standout",

277

"bold": "bold-standout",

278

"underline-blink":

279

"underline-blink-standout",

280

"bold-underline-blink":

281

"bold-underline-blink-standout",

276

with_standout = { u"normal": u"standout",

277

u"bold": u"bold-standout",

278

u"underline-blink":

279

u"underline-blink-standout",

280

u"bold-underline-blink":

281

u"bold-underline-blink-standout",

282

}

283

284

# Rebuild focus and non-focus widgets using current properties

285

286

# Base part of a client. Name!

287

base = ('%(name)s: '

288

% {"name": self.properties["Name"]})

289

if not self.properties["Enabled"]:

290

message = "DISABLED"

291

elif self.properties["ApprovalPending"]:

287

base = (u'%(name)s: '

288

% {u"name": self.properties[u"Name"]})

289

if not self.properties[u"Enabled"]:

290

message = u"DISABLED"

291

elif self.properties[u"ApprovalPending"]:

292

timeout = datetime.timedelta(milliseconds

293

= self.properties

294

["ApprovalDelay"])

294

[u"ApprovalDelay"])

295

last_approval_request = isoformat_to_datetime(

296

self.properties["LastApprovalRequest"])

296

self.properties[u"LastApprovalRequest"])

297

if last_approval_request is not None:

298

timer = timeout - (datetime.datetime.utcnow()

299

- last_approval_request)

300

else:

301

timer = datetime.timedelta()

302

if self.properties["ApprovedByDefault"]:

303

message = "Approval in %s. (d)eny?"

302

if self.properties[u"ApprovedByDefault"]:

303

message = u"Approval in %s. (d)eny?"

304

else:

305

message = "Denial in %s. (a)pprove?"

305

message = u"Denial in %s. (a)pprove?"

306

message = message % unicode(timer).rsplit(".", 1)[0]

307

elif self.last_checker_failed:

308

timeout = datetime.timedelta(milliseconds

309

= self.properties

310

["Timeout"])

310

[u"Timeout"])

311

last_ok = isoformat_to_datetime(

312

max((self.properties["LastCheckedOK"]

313

or self.properties["Created"]),

314

self.properties["LastEnabled"]))

312

max((self.properties[u"LastCheckedOK"]

313

or self.properties[u"Created"]),

314

self.properties[u"LastEnabled"]))

315

timer = timeout - (datetime.datetime.utcnow() - last_ok)

316

message = ('A checker has failed! Time until client'

317

' gets disabled: %s'

316

message = (u'A checker has failed! Time until client'

317

u' gets disabled: %s'

318

% unicode(timer).rsplit(".", 1)[0])

319

else:

320

message = "enabled"

320

message = u"enabled"

321

self._text = "%s%s" % (base, message)

322

323

if not urwid.supports_unicode():

324

self._text = self._text.encode("ascii", "replace")

325

textlist = [("normal", self._text)]

325

textlist = [(u"normal", self._text)]

326

self._text_widget.set_text(textlist)

327

self._focus_text_widget.set_text([(with_standout[text[0]],

328

text[1])

348

if self.delete_hook is not None:

349

self.delete_hook(self)

350

351

def render(self, maxcolrow, focus=False):

351

def render(self, (maxcol,), focus=False):

352

"""Render differently if we have focus.

353

This overrides the method from urwid.FlowWidget"""

354

return self.current_widget(focus).render(maxcolrow,

354

return self.current_widget(focus).render((maxcol,),

355

focus=focus)

356

357

def keypress(self, maxcolrow, key):

357

def keypress(self, (maxcol,), key):

358

"""Handle keys.

359

This overrides the method from urwid.FlowWidget"""

360

if key == "+":

361

self.proxy.Enable(dbus_interface = client_interface,

362

ignore_reply=True)

363

elif key == "-":

364

self.proxy.Disable(dbus_interface = client_interface,

365

ignore_reply=True)

366

elif key == "a":

360

if key == u"+":

361

self.proxy.Enable(dbus_interface = client_interface)

362

elif key == u"-":

363

self.proxy.Disable(dbus_interface = client_interface)

364

elif key == u"a":

367

365

self.proxy.Approve(dbus.Boolean(True, variant_level=1),

368

dbus_interface = client_interface,

369

ignore_reply=True)

370

elif key == "d":

366

dbus_interface = client_interface)

367

elif key == u"d":

371

368

self.proxy.Approve(dbus.Boolean(False, variant_level=1),

372

dbus_interface = client_interface,

373

ignore_reply=True)

374

elif key == "R" or key == "_" or key == "ctrl k":

369

dbus_interface = client_interface)

370

elif key == u"R" or key == u"_" or key == u"ctrl k":

375

371

self.server_proxy_object.RemoveClient(self.proxy

376

.object_path,

377

ignore_reply=True)

378

elif key == "s":

379

self.proxy.StartChecker(dbus_interface = client_interface,

380

ignore_reply=True)

381

elif key == "S":

382

self.proxy.StopChecker(dbus_interface = client_interface,

383

ignore_reply=True)

384

elif key == "C":

385

self.proxy.CheckedOK(dbus_interface = client_interface,

386

ignore_reply=True)

372

.object_path)

373

elif key == u"s":

374

self.proxy.StartChecker(dbus_interface = client_interface)

375

elif key == u"S":

376

self.proxy.StopChecker(dbus_interface = client_interface)

377

elif key == u"C":

378

self.proxy.CheckedOK(dbus_interface = client_interface)

387

379

# xxx

388

# elif key == "p" or key == "=":

380

# elif key == u"p" or key == "=":

389

381

# self.proxy.pause()

390

# elif key == "u" or key == ":":

382

# elif key == u"u" or key == ":":

391

383

# self.proxy.unpause()

392

# elif key == "RET":

384

# elif key == u"RET":

393

385

# self.open()

394

386

else:

395

387

return key

411

403

"down" key presses, thus not allowing any containing widgets to

412

404

use them as an excuse to shift focus away from this widget.

413

405

"""

414

def keypress(self, maxcolrow, key):

415

ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)

416

if ret in ("up", "down"):

406

def keypress(self, (maxcol, maxrow), key):

407

ret = super(ConstrainedListBox, self).keypress((maxcol,

408

maxrow), key)

409

if ret in (u"up", u"down"):

417

410

return

418

411

return ret

419

412

428

421

self.screen = urwid.curses_display.Screen()

429

422

430

423

self.screen.register_palette((

431

("normal",

432

"default", "default", None),

433

("bold",

434

"default", "default", "bold"),

435

("underline-blink",

436

"default", "default", "underline"),

437

("standout",

438

"default", "default", "standout"),

439

("bold-underline-blink",

440

"default", "default", ("bold", "underline")),

441

("bold-standout",

442

"default", "default", ("bold", "standout")),

443

("underline-blink-standout",

444

"default", "default", ("underline", "standout")),

445

("bold-underline-blink-standout",

446

"default", "default", ("bold", "underline",

447

"standout")),

424

(u"normal",

425

u"default", u"default", None),

426

(u"bold",

427

u"default", u"default", u"bold"),

428

(u"underline-blink",

429

u"default", u"default", u"underline"),

430

(u"standout",

431

u"default", u"default", u"standout"),

432

(u"bold-underline-blink",

433

u"default", u"default", (u"bold", u"underline")),

434

(u"bold-standout",

435

u"default", u"default", (u"bold", u"standout")),

436

(u"underline-blink-standout",

437

u"default", u"default", (u"underline", u"standout")),

438

(u"bold-underline-blink-standout",

439

u"default", u"default", (u"bold", u"underline",

440

u"standout")),

448

441

))

449

442

450

443

if urwid.supports_unicode():

451

self.divider = "─" # \u2500

452

#self.divider = "━" # \u2501

444

self.divider = u"─" # \u2500

445

#self.divider = u"━" # \u2501

453

446

else:

454

#self.divider = "-" # \u002d

455

self.divider = "_" # \u005f

447

#self.divider = u"-" # \u002d

448

self.divider = u"_" # \u005f

456

449

457

450

self.screen.start()

458

451

472

465

# This keeps track of whether self.uilist currently has

473

466

# self.logbox in it or not

474

467

self.log_visible = True

475

self.log_wrap = "any"

468

self.log_wrap = u"any"

476

469

477

470

self.rebuild()

478

self.log_message_raw(("bold",

479

"Mandos Monitor version " + version))

480

self.log_message_raw(("bold",

481

"q: Quit ?: Help"))

471

self.log_message_raw((u"bold",

472

u"Mandos Monitor version " + version))

473

self.log_message_raw((u"bold",

474

u"q: Quit ?: Help"))

482

475

483

476

self.busname = domain + '.Mandos'

484

477

self.main_loop = gobject.MainLoop()

485

478

self.bus = dbus.SystemBus()

486

479

mandos_dbus_objc = self.bus.get_object(

487

self.busname, "/", follow_name_owner_changes=True)

480

self.busname, u"/", follow_name_owner_changes=True)

488

481

self.mandos_serv = dbus.Interface(mandos_dbus_objc,

489

482

dbus_interface

490

483

= server_interface)

495

488

mandos_clients = dbus.Dictionary()

496

489

497

490

(self.mandos_serv

498

.connect_to_signal("ClientRemoved",

491

.connect_to_signal(u"ClientRemoved",

499

492

self.find_and_remove_client,

500

493

dbus_interface=server_interface,

501

494

byte_arrays=True))

502

495

(self.mandos_serv

503

.connect_to_signal("ClientAdded",

496

.connect_to_signal(u"ClientAdded",

504

497

self.add_new_client,

505

498

dbus_interface=server_interface,

506

499

byte_arrays=True))

507

500

(self.mandos_serv

508

.connect_to_signal("ClientNotFound",

501

.connect_to_signal(u"ClientNotFound",

509

502

self.client_not_found,

510

503

dbus_interface=server_interface,

511

504

byte_arrays=True))

526

519

path=path)

527

520

528

521

def client_not_found(self, fingerprint, address):

529

self.log_message(("Client with address %s and fingerprint %s"

530

" could not be found" % (address,

522

self.log_message((u"Client with address %s and fingerprint %s"

523

u" could not be found" % (address,

531

524

fingerprint)))

532

525

533

526

def rebuild(self):

549

542

550

543

def log_message(self, message):

551

544

timestamp = datetime.datetime.now().isoformat()

552

self.log_message_raw(timestamp + ": " + message)

545

self.log_message_raw(timestamp + u": " + message)

553

546

554

547

def log_message_raw(self, markup):

555

548

"""Add a log message to the log buffer."""

558

551

and len(self.log) > self.max_log_length):

559

552

del self.log[0:len(self.log)-self.max_log_length-1]

560

553

self.logbox.set_focus(len(self.logbox.body.contents),

561

coming_from="above")

554

coming_from=u"above")

562

555

self.refresh()

563

556

564

557

def toggle_log_display(self):

565

558

"""Toggle visibility of the log buffer."""

566

559

self.log_visible = not self.log_visible

567

560

self.rebuild()

568

#self.log_message("Log visibility changed to: "

561

#self.log_message(u"Log visibility changed to: "

569

562

# + unicode(self.log_visible))

570

563

571

564

def change_log_display(self):

572

565

"""Change type of log display.

573

566

Currently, this toggles wrapping of text lines."""

574

if self.log_wrap == "clip":

575

self.log_wrap = "any"

567

if self.log_wrap == u"clip":

568

self.log_wrap = u"any"

576

569

else:

577

self.log_wrap = "clip"

570

self.log_wrap = u"clip"

578

571

for textwidget in self.log:

579

572

textwidget.set_wrap_mode(self.log_wrap)

580

#self.log_message("Wrap mode: " + self.log_wrap)

573

#self.log_message(u"Wrap mode: " + self.log_wrap)

581

574

582

575

def find_and_remove_client(self, path, name):

583

576

"""Find an client from its object path and remove it.

610

603

if path is None:

611

604

path = client.proxy.object_path

612

605

self.clients_dict[path] = client

613

self.clients.sort(None, lambda c: c.properties["Name"])

606

self.clients.sort(None, lambda c: c.properties[u"Name"])

614

607

self.refresh()

615

608

616

609

def remove_client(self, client, path=None):

647

640

648

641

def process_input(self, source, condition):

649

642

keys = self.screen.get_input()

650

translations = { "ctrl n": "down", # Emacs

651

"ctrl p": "up", # Emacs

652

"ctrl v": "page down", # Emacs

653

"meta v": "page up", # Emacs

654

" ": "page down", # less

655

"f": "page down", # less

656

"b": "page up", # less

657

"j": "down", # vi

658

"k": "up", # vi

643

translations = { u"ctrl n": u"down", # Emacs

644

u"ctrl p": u"up", # Emacs

645

u"ctrl v": u"page down", # Emacs

646

u"meta v": u"page up", # Emacs

647

u" ": u"page down", # less

648

u"f": u"page down", # less

649

u"b": u"page up", # less

650

u"j": u"down", # vi

651

u"k": u"up", # vi

659

652

}

660

653

for key in keys:

661

654

try:

663

656

except KeyError: # :-)

664

657

pass

665

658

666

if key == "q" or key == "Q":

659

if key == u"q" or key == u"Q":

667

660

self.stop()

668

661

break

669

elif key == "window resize":

662

elif key == u"window resize":

670

663

self.size = self.screen.get_cols_rows()

671

664

self.refresh()

672

elif key == "\f": # Ctrl-L

665

elif key == u"\f": # Ctrl-L

673

666

self.refresh()

674

elif key == "l" or key == "D":

667

elif key == u"l" or key == u"D":

675

668

self.toggle_log_display()

676

669

self.refresh()

677

elif key == "w" or key == "i":

670

elif key == u"w" or key == u"i":

678

671

self.change_log_display()

679

672

self.refresh()

680

elif key == "?" or key == "f1" or key == "esc":

673

elif key == u"?" or key == u"f1" or key == u"esc":

681

674

if not self.log_visible:

682

675

self.log_visible = True

683

676

self.rebuild()

684

self.log_message_raw(("bold",

685

" ".

686

join(("q: Quit",

687

"?: Help",

688

"l: Log window toggle",

689

"TAB: Switch window",

690

"w: Wrap (log)"))))

691

self.log_message_raw(("bold",

692

" "

693

.join(("Clients:",

694

"+: Enable",

695

"-: Disable",

696

"R: Remove",

697

"s: Start new checker",

698

"S: Stop checker",

699

"C: Checker OK",

700

"a: Approve",

701

"d: Deny"))))

677

self.log_message_raw((u"bold",

678

u" ".

679

join((u"q: Quit",

680

u"?: Help",

681

u"l: Log window toggle",

682

u"TAB: Switch window",

683

u"w: Wrap (log)"))))

684

self.log_message_raw((u"bold",

685

u" "

686

.join((u"Clients:",

687

u"+: Enable",

688

u"-: Disable",

689

u"R: Remove",

690

u"s: Start new checker",

691

u"S: Stop checker",

692

u"C: Checker OK",

693

u"a: Approve",

694

u"d: Deny"))))

702

695

self.refresh()

703

elif key == "tab":

696

elif key == u"tab":

704

697

if self.topwidget.get_focus() is self.logbox:

705

698

self.topwidget.set_focus(0)

706

699

else:

707

700

self.topwidget.set_focus(self.logbox)

708

701

self.refresh()

709

#elif (key == "end" or key == "meta >" or key == "G"

710

# or key == ">"):

702

#elif (key == u"end" or key == u"meta >" or key == u"G"

703

# or key == u">"):

711

704

# pass # xxx end-of-buffer

712

#elif (key == "home" or key == "meta <" or key == "g"

713

# or key == "<"):

705

#elif (key == u"home" or key == u"meta <" or key == u"g"

706

# or key == u"<"):

714

707

# pass # xxx beginning-of-buffer

715

#elif key == "ctrl e" or key == "$":

708

#elif key == u"ctrl e" or key == u"$":

716

709

# pass # xxx move-end-of-line

717

#elif key == "ctrl a" or key == "^":

710

#elif key == u"ctrl a" or key == u"^":

718

711

# pass # xxx move-beginning-of-line

719

#elif key == "ctrl b" or key == "meta (" or key == "h":

712

#elif key == u"ctrl b" or key == u"meta (" or key == u"h":

720

713

# pass # xxx left

721

#elif key == "ctrl f" or key == "meta )" or key == "l":

714

#elif key == u"ctrl f" or key == u"meta )" or key == u"l":

722

715

# pass # xxx right

723

#elif key == "a":

716

#elif key == u"a":

724

717

# pass # scroll up log

725

#elif key == "z":

718

#elif key == u"z":

726

719

# pass # scroll down log

727

720

elif self.topwidget.selectable():

728

721

self.topwidget.keypress(self.size, key)