/mandos/release : revision 237.2.194

23

24

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

25

26

import logging

27

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

28

26

29

# Some useful constants

27

30

domain = 'se.bsnet.fukt'

28

31

server_interface = domain + '.Mandos'

29

32

client_interface = domain + '.Mandos.Client'

30

version = "1.0.14"

33

version = "1.0.15"

31

34

32

35

# Always run in monochrome mode

33

36

urwid.curses_display.curses.has_colors = lambda : False

37

40

urwid.curses_display.curses.A_UNDERLINE |= (

38

41

urwid.curses_display.curses.A_BLINK)

39

42

43

def isoformat_to_datetime(iso):

44

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

45

if not iso:

46

return None

47

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

48

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

49

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

50

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

51

return datetime.datetime(int(year),

52

int(month),

53

int(day),

54

int(hour),

55

int(minute),

56

int(second), # Whole seconds

57

int(fraction*1000000)) # Microseconds

58

40

59

class MandosClientPropertyCache(object):

41

60

"""This wraps a Mandos Client D-Bus proxy object, caches the

42

61

properties and calls a hook function when any of them are

50

69

self.property_changed,

51

70

client_interface,

52

71

byte_arrays=True)

53

72

54

73

self.properties.update(

55

74

self.proxy.GetAll(client_interface,

56

75

dbus_interface = dbus.PROPERTIES_IFACE))

57

super(MandosClientPropertyCache, self).__init__(

58

proxy_object=proxy_object, *args, **kwargs)

76

77

#XXX This break good super behaviour!

78

# super(MandosClientPropertyCache, self).__init__(

79

# *args, **kwargs)

59

80

60

81

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

61

82

"""This is called whenever we get a PropertyChanged signal

80

101

# Logger

81

102

self.logger = logger

82

103

104

self._update_timer_callback_tag = None

105

self.last_checker_failed = False

106

83

107

# The widget shown normally

84

108

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

85

109

# The widget shown when we have focus

101

125

self.got_secret,

102

126

client_interface,

103

127

byte_arrays=True)

128

self.proxy.connect_to_signal(u"NeedApproval",

129

self.need_approval,

130

client_interface,

131

byte_arrays=True)

104

132

self.proxy.connect_to_signal(u"Rejected",

105

133

self.rejected,

106

134

client_interface,

107

135

byte_arrays=True)

136

last_checked_ok = isoformat_to_datetime(self.properties

137

[u"LastCheckedOK"])

138

if last_checked_ok is None:

139

self.last_checker_failed = True

140

else:

141

self.last_checker_failed = ((datetime.datetime.utcnow()

142

- last_checked_ok)

143

> datetime.timedelta

144

(milliseconds=

145

self.properties

146

[u"Interval"]))

147

if self.last_checker_failed:

148

self._update_timer_callback_tag = (gobject.timeout_add

149

(1000,

150

self.update_timer))

108

151

109

152

def checker_completed(self, exitstatus, condition, command):

110

153

if exitstatus == 0:

111

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

112

u' was successful'

113

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

154

if self.last_checker_failed:

155

self.last_checker_failed = False

156

gobject.source_remove(self._update_timer_callback_tag)

157

self._update_timer_callback_tag = None

158

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

159

# u' was successful'

160

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

161

self.update()

114

162

return

163

# Checker failed

164

if not self.last_checker_failed:

165

self.last_checker_failed = True

166

self._update_timer_callback_tag = (gobject.timeout_add

167

(1000,

168

self.update_timer))

115

169

if os.WIFEXITED(condition):

116

170

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

117

171

u' failed with exit code %s'

118

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

172

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

119

173

os.WEXITSTATUS(condition)))

120

return

121

if os.WIFSIGNALED(condition):

174

elif os.WIFSIGNALED(condition):

122

175

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

123

176

u' was killed by signal %s'

124

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

177

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

125

178

os.WTERMSIG(condition)))

126

return

127

if os.WCOREDUMP(condition):

179

elif os.WCOREDUMP(condition):

128

180

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

129

181

u' dumped core'

130

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

131

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

182

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

183

else:

184

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

185

u' mysteriously')

186

self.update()

132

187

133

188

def checker_started(self, command):

134

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

135

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

189

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

190

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

191

pass

136

192

137

193

def got_secret(self):

194

self.last_checker_failed = False

138

195

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

139

% self.properties[u"name"])

140

141

def rejected(self):

142

self.logger(u'Client %s was rejected'

143

% self.properties[u"name"])

196

% self.properties[u"Name"])

197

198

def need_approval(self, timeout, default):

199

if not default:

200

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

201

else:

202

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

203

self.logger(message

204

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

205

206

def rejected(self, reason):

207

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

208

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

144

209

145

210

def selectable(self):

146

211

"""Make this a "selectable" widget.

168

233

u"bold-underline-blink":

169

234

u"bold-underline-blink-standout",

170

235

}

171

236

172

237

# Rebuild focus and non-focus widgets using current properties

173

self._text = (u'%(name)s: %(enabled)s'

174

% { u"name": self.properties[u"name"],

175

u"enabled":

176

(u"enabled"

177

if self.properties[u"enabled"]

178

else u"DISABLED")})

238

239

# Base part of a client. Name!

240

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

241

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

242

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

243

message = u"DISABLED"

244

elif self.properties[u"ApprovalPending"]:

245

if self.properties[u"ApprovedByDefault"]:

246

message = u"Connection established to client. (d)eny?"

247

else:

248

message = u"Seeks approval to send secret. (a)pprove?"

249

elif self.last_checker_failed:

250

timeout = datetime.timedelta(milliseconds

251

= self.properties

252

[u"Timeout"])

253

last_ok = isoformat_to_datetime(

254

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

255

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

256

self.properties[u"LastEnabled"]))

257

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

258

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

259

u' gets diabled: %s'

260

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

261

else:

262

message = u"enabled"

263

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

264

179

265

if not urwid.supports_unicode():

180

266

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

181

267

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

192

278

if self.update_hook is not None:

193

279

self.update_hook()

194

280

281

def update_timer(self):

282

"called by gobject"

283

self.update()

284

return True # Keep calling this

285

195

286

def delete(self):

287

if self._update_timer_callback_tag is not None:

288

gobject.source_remove(self._update_timer_callback_tag)

289

self._update_timer_callback_tag = None

196

290

if self.delete_hook is not None:

197

291

self.delete_hook(self)

198

292

205

299

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

206

300

"""Handle keys.

207

301

This overrides the method from urwid.FlowWidget"""

208

if key == u"e" or key == u"+":

209

self.proxy.Enable()

210

elif key == u"d" or key == u"-":

211

self.proxy.Disable()

302

if key == u"+":

303

self.proxy.Enable(dbus_interface = client_interface)

304

elif key == u"-":

305

self.proxy.Disable(dbus_interface = client_interface)

306

elif key == u"a":

307

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

308

dbus_interface = client_interface)

309

elif key == u"d":

310

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

311

dbus_interface = client_interface)

212

312

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

213

313

self.server_proxy_object.RemoveClient(self.proxy

214

314

.object_path)

215

315

elif key == u"s":

216

self.proxy.StartChecker()

316

self.proxy.StartChecker(dbus_interface = client_interface)

217

317

elif key == u"S":

218

self.proxy.StopChecker()

318

self.proxy.StopChecker(dbus_interface = client_interface)

219

319

elif key == u"C":

220

self.proxy.CheckedOK()

320

self.proxy.CheckedOK(dbus_interface = client_interface)

221

321

# xxx

222

322

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

223

323

# self.proxy.pause()

246

346

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

247

347

"""

248

348

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

249

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

349

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

350

maxrow), key)

250

351

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

251

352

return

252

353

return ret

369

470

Call this when the widget layout needs to change"""

370

471

self.uilist = []

371

472

#self.uilist.append(urwid.ListBox(self.clients))

372

self.uilist.append(urwid.Frame(ConstrainedListBox(self.clients),

473

self.uilist.append(urwid.Frame(ConstrainedListBox(self.

474

clients),

373

475

#header=urwid.Divider(),

374

476

header=None,

375

footer=urwid.Divider(div_char=self.divider)))

477

footer=

478

urwid.Divider(div_char=

479

self.divider)))

376

480

if self.log_visible:

377

481

self.uilist.append(self.logbox)

378

482

pass

396

500

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

397

501

self.log_visible = not self.log_visible

398

502

self.rebuild()

399

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

400

+ unicode(self.log_visible))

503

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

504

# + unicode(self.log_visible))

401

505

402

506

def change_log_display(self):

403

507

"""Change type of log display.

408

512

self.log_wrap = u"clip"

409

513

for textwidget in self.log:

410

514

textwidget.set_wrap_mode(self.log_wrap)

411

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

515

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

412

516

413

517

def find_and_remove_client(self, path, name):

414

518

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

441

545

if path is None:

442

546

path = client.proxy.object_path

443

547

self.clients_dict[path] = client

444

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

548

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

445

549

self.refresh()

446

550

447

551

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

522

626

self.log_message_raw((u"bold",

523

627

u" "

524

628

.join((u"Clients:",

525

u"e: Enable",

526

u"d: Disable",

629

u"+: Enable",

630

u"-: Disable",

527

631

u"r: Remove",

528

632

u"s: Start new checker",

529

633

u"S: Stop checker",

530

u"C: Checker OK"))))

634

u"C: Checker OK",

635

u"a: Approve",

636

u"d: Deny"))))

531

637

self.refresh()

532

638

elif key == u"tab":

533

639

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

561

667

ui = UserInterface()

562

668

try:

563

669

ui.run()

670

except KeyboardInterrupt:

671

ui.screen.stop()

564

672

except Exception, e:

565

673

ui.log_message(unicode(e))

566

674

ui.screen.stop()