Commit | Line | Data |
---|---|---|
060ca767 | 1 | #! @PYTHON@ |
984b6d33 MW |
2 | ### -*- mode: python; coding: utf-8 -*- |
3 | ### | |
4 | ### Graphical monitor for tripe server | |
5 | ### | |
6 | ### (c) 2007 Straylight/Edgeware | |
7 | ### | |
8 | ||
9 | ###----- Licensing notice --------------------------------------------------- | |
10 | ### | |
11 | ### This file is part of Trivial IP Encryption (TrIPE). | |
12 | ### | |
13 | ### TrIPE is free software; you can redistribute it and/or modify | |
14 | ### it under the terms of the GNU General Public License as published by | |
15 | ### the Free Software Foundation; either version 2 of the License, or | |
16 | ### (at your option) any later version. | |
17 | ### | |
18 | ### TrIPE is distributed in the hope that it will be useful, | |
19 | ### but WITHOUT ANY WARRANTY; without even the implied warranty of | |
20 | ### MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
21 | ### GNU General Public License for more details. | |
22 | ### | |
23 | ### You should have received a copy of the GNU General Public License | |
24 | ### along with TrIPE; if not, write to the Free Software Foundation, | |
25 | ### Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
26 | ||
27 | ###-------------------------------------------------------------------------- | |
28 | ### Dependencies. | |
060ca767 | 29 | |
30 | import socket as S | |
984b6d33 MW |
31 | import tripe as T |
32 | import mLib as M | |
33 | from sys import argv, exit, stdin, stdout, stderr, exc_info, excepthook | |
060ca767 | 34 | import os as OS |
35 | from os import environ | |
984b6d33 | 36 | import math as MATH |
060ca767 | 37 | import sets as SET |
984b6d33 MW |
38 | from optparse import OptionParser |
39 | import time as TIME | |
c55f0b7c | 40 | import re as RX |
060ca767 | 41 | from cStringIO import StringIO |
42 | ||
43 | import pygtk | |
44 | pygtk.require('2.0') | |
45 | import gtk as G | |
46 | import gobject as GO | |
47 | import gtk.gdk as GDK | |
48 | ||
984b6d33 MW |
49 | if OS.getenv('TRIPE_DEBUG_MONITOR') is not None: |
50 | T._debug = 1 | |
060ca767 | 51 | |
984b6d33 MW |
52 | ###-------------------------------------------------------------------------- |
53 | ### Doing things later. | |
060ca767 | 54 | |
984b6d33 MW |
55 | def uncaught(): |
56 | """Report an uncaught exception.""" | |
57 | excepthook(*exc_info()) | |
060ca767 | 58 | |
984b6d33 MW |
59 | def xwrap(func): |
60 | """ | |
61 | Return a function which behaves like FUNC, but reports exceptions via | |
62 | uncaught. | |
63 | """ | |
64 | def _(*args, **kw): | |
65 | try: | |
66 | return func(*args, **kw) | |
67 | except SystemExit: | |
68 | raise | |
69 | except: | |
70 | uncaught() | |
71 | raise | |
72 | return _ | |
060ca767 | 73 | |
984b6d33 MW |
74 | def invoker(func, *args, **kw): |
75 | """ | |
76 | Return a function which throws away its arguments and calls | |
77 | FUNC(*ARGS, **KW). | |
060ca767 | 78 | |
984b6d33 MW |
79 | If for loops worked by binding rather than assignment then we wouldn't need |
80 | this kludge. | |
81 | """ | |
82 | return lambda *hunoz, **hukairz: xwrap(func)(*args, **kw) | |
060ca767 | 83 | |
984b6d33 MW |
84 | def cr(func, *args, **kw): |
85 | """Return a function which invokes FUNC(*ARGS, **KW) in a coroutine.""" | |
22b47552 MW |
86 | name = T.funargstr(func, args, kw) |
87 | return lambda *hunoz, **hukairz: \ | |
88 | T.Coroutine(xwrap(func), name = name).switch(*args, **kw) | |
060ca767 | 89 | |
984b6d33 MW |
90 | def incr(func): |
91 | """Decorator: runs its function in a coroutine of its own.""" | |
22b47552 MW |
92 | return lambda *args, **kw: \ |
93 | (T.Coroutine(func, name = T.funargstr(func, args, kw)) | |
94 | .switch(*args, **kw)) | |
060ca767 | 95 | |
984b6d33 MW |
96 | ###-------------------------------------------------------------------------- |
97 | ### Random bits of infrastructure. | |
060ca767 | 98 | |
984b6d33 MW |
99 | ## Program name, shorn of extraneous stuff. |
100 | M.ego(argv[0]) | |
101 | moan = M.moan | |
102 | die = M.die | |
060ca767 | 103 | |
984b6d33 MW |
104 | class HookList (object): |
105 | """ | |
106 | Notification hook list. | |
060ca767 | 107 | |
984b6d33 MW |
108 | Other objects can add functions onto the hook list. When the hook list is |
109 | run, the functions are called in the order in which they were registered. | |
110 | """ | |
060ca767 | 111 | |
060ca767 | 112 | def __init__(me): |
984b6d33 | 113 | """Basic initialization: create the hook list.""" |
060ca767 | 114 | me.list = [] |
984b6d33 | 115 | |
060ca767 | 116 | def add(me, func, obj): |
984b6d33 | 117 | """Add FUNC to the list of hook functions.""" |
060ca767 | 118 | me.list.append((obj, func)) |
984b6d33 | 119 | |
060ca767 | 120 | def prune(me, obj): |
984b6d33 | 121 | """Remove hook functions registered with the given OBJ.""" |
060ca767 | 122 | new = [] |
123 | for o, f in me.list: | |
124 | if o is not obj: | |
125 | new.append((o, f)) | |
126 | me.list = new | |
984b6d33 | 127 | |
060ca767 | 128 | def run(me, *args, **kw): |
984b6d33 | 129 | """Invoke the hook functions with arguments *ARGS and **KW.""" |
060ca767 | 130 | for o, hook in me.list: |
131 | rc = hook(*args, **kw) | |
132 | if rc is not None: return rc | |
133 | return None | |
134 | ||
135 | class HookClient (object): | |
984b6d33 MW |
136 | """ |
137 | Mixin for classes which are clients of hooks. | |
138 | ||
139 | It keeps track of the hooks it's a client of, and has the ability to | |
140 | extricate itself from all of them. This is useful because weak objects | |
141 | don't seem to work well. | |
142 | """ | |
060ca767 | 143 | def __init__(me): |
984b6d33 | 144 | """Basic initialization.""" |
060ca767 | 145 | me.hooks = SET.Set() |
984b6d33 | 146 | |
060ca767 | 147 | def hook(me, hk, func): |
984b6d33 | 148 | """Add FUNC to the hook list HK.""" |
060ca767 | 149 | hk.add(func, me) |
150 | me.hooks.add(hk) | |
984b6d33 | 151 | |
060ca767 | 152 | def unhook(me, hk): |
984b6d33 | 153 | """Remove myself from the hook list HK.""" |
060ca767 | 154 | hk.prune(me) |
155 | me.hooks.discard(hk) | |
984b6d33 | 156 | |
060ca767 | 157 | def unhookall(me): |
984b6d33 | 158 | """Remove myself from all hook lists.""" |
060ca767 | 159 | for hk in me.hooks: |
160 | hk.prune(me) | |
161 | me.hooks.clear() | |
060ca767 | 162 | |
984b6d33 MW |
163 | class struct (object): |
164 | """A very simple dumb data container object.""" | |
165 | def __init__(me, **kw): | |
166 | me.__dict__.update(kw) | |
060ca767 | 167 | |
984b6d33 MW |
168 | ## Matches ISO date format yyyy-mm-ddThh:mm:ss. |
169 | rx_time = RX.compile(r'^(\d+)-(\d+)-(\d+)T(\d+):(\d+):(\d+)$') | |
060ca767 | 170 | |
984b6d33 MW |
171 | ###-------------------------------------------------------------------------- |
172 | ### Connections. | |
060ca767 | 173 | |
690a6ec1 MW |
174 | class GIOWatcher (object): |
175 | """ | |
176 | Monitor I/O events using glib. | |
177 | """ | |
178 | def __init__(me, conn, mc = GO.main_context_default()): | |
179 | me._conn = conn | |
180 | me._watch = None | |
181 | me._mc = mc | |
182 | def connected(me, sock): | |
183 | me._watch = GO.io_add_watch(sock, GO.IO_IN, | |
184 | lambda *hunoz: me._conn.receive()) | |
185 | def disconnected(me): | |
186 | GO.source_remove(me._watch) | |
187 | me._watch = None | |
188 | def iterate(me): | |
189 | me._mc.iteration(True) | |
190 | ||
984b6d33 MW |
191 | class Connection (T.TripeCommandDispatcher): |
192 | """ | |
193 | The main connection to the server. | |
060ca767 | 194 | |
984b6d33 MW |
195 | The improvement over the TripeCommandDispatcher is that the Connection |
196 | provides hooklists for NOTE, WARN and TRACE messages, and for connect and | |
197 | disconnect events. | |
060ca767 | 198 | |
984b6d33 | 199 | This class knows about the Glib I/O dispatcher system, and plugs into it. |
060ca767 | 200 | |
984b6d33 | 201 | Hooks: |
060ca767 | 202 | |
984b6d33 MW |
203 | * connecthook(): a connection to the server has been established |
204 | * disconnecthook(): the connection has been dropped | |
205 | * notehook(TOKEN, ...): server issued a notification | |
206 | * warnhook(TOKEN, ...): server issued a warning | |
207 | * tracehook(TOKEN, ...): server issued a trace message | |
208 | """ | |
060ca767 | 209 | |
984b6d33 MW |
210 | def __init__(me, socket): |
211 | """Create a new Connection.""" | |
212 | T.TripeCommandDispatcher.__init__(me, socket) | |
060ca767 | 213 | me.connecthook = HookList() |
214 | me.disconnecthook = HookList() | |
060ca767 | 215 | me.notehook = HookList() |
984b6d33 MW |
216 | me.warnhook = HookList() |
217 | me.tracehook = HookList() | |
218 | me.handler['NOTE'] = lambda _, *rest: me.notehook.run(*rest) | |
219 | me.handler['WARN'] = lambda _, *rest: me.warnhook.run(*rest) | |
220 | me.handler['TRACE'] = lambda _, *rest: me.tracehook.run(*rest) | |
690a6ec1 | 221 | me.iowatch = GIOWatcher(me) |
984b6d33 | 222 | |
060ca767 | 223 | def connected(me): |
984b6d33 MW |
224 | """Handles reconnection to the server, and signals the hook.""" |
225 | T.TripeCommandDispatcher.connected(me) | |
984b6d33 MW |
226 | me.connecthook.run() |
227 | ||
228 | def disconnected(me, reason): | |
229 | """Handles disconnection from the server, and signals the hook.""" | |
984b6d33 MW |
230 | me.disconnecthook.run(reason) |
231 | T.TripeCommandDispatcher.disconnected(me, reason) | |
232 | ||
233 | ###-------------------------------------------------------------------------- | |
234 | ### Watching the peers go by. | |
235 | ||
236 | class MonitorObject (object): | |
237 | """ | |
238 | An object with hooks it uses to notify others of changes in its state. | |
239 | These are the objects tracked by the MonitorList class. | |
240 | ||
241 | The object has a name, an `aliveness' state indicated by the `alivep' flag, | |
242 | and hooks. | |
243 | ||
244 | Hooks: | |
245 | ||
246 | * changehook(): the object has changed its state | |
247 | * deadhook(): the object has been destroyed | |
248 | ||
249 | Subclass responsibilities: | |
250 | ||
251 | * update(INFO): update internal state based on the provided INFO, and run | |
252 | the changehook. | |
253 | """ | |
254 | ||
255 | def __init__(me, name): | |
256 | """Initialize the object with the given NAME.""" | |
060ca767 | 257 | me.name = name |
984b6d33 MW |
258 | me.deadhook = HookList() |
259 | me.changehook = HookList() | |
260 | me.alivep = True | |
261 | ||
262 | def dead(me): | |
263 | """Mark the object as dead; invoke the deadhook.""" | |
264 | me.alivep = False | |
265 | me.deadhook.run() | |
266 | ||
267 | class Peer (MonitorObject): | |
268 | """ | |
269 | An object representing a connected peer. | |
270 | ||
271 | As well as the standard hooks, a peer has a pinghook, which isn't used | |
272 | directly by this class. | |
273 | ||
274 | Hooks: | |
275 | ||
276 | * pinghook(): invoked by the Pinger (q.v.) when ping statistics change | |
277 | ||
278 | Attributes provided are: | |
279 | ||
280 | * addr = a vaguely human-readable representation of the peer's address | |
281 | * ifname = the peer's interface name | |
282 | * tunnel = the kind of tunnel the peer is using | |
283 | * keepalive = the peer's keepalive interval in seconds | |
284 | * ping['EPING'] and ping['PING'] = pingstate statistics (maintained by | |
285 | the Pinger) | |
286 | """ | |
287 | ||
288 | def __init__(me, name): | |
289 | """Initialize the object with the given name.""" | |
290 | MonitorObject.__init__(me, name) | |
291 | me.pinghook = HookList() | |
292 | me.update() | |
293 | ||
294 | def update(me, hunoz = None): | |
295 | """Update the peer, fetching information about it from the server.""" | |
d1034a00 | 296 | me._setaddr(conn.addr(me.name)) |
6411163d MW |
297 | me.ifname = conn.ifname(me.name) |
298 | me.__dict__.update(conn.peerinfo(me.name)) | |
299 | me.changehook.run() | |
300 | ||
301 | def _setaddr(me, addr): | |
302 | """Set the peer's address.""" | |
060ca767 | 303 | if addr[0] == 'INET': |
304 | ipaddr, port = addr[1:] | |
305 | try: | |
306 | name = S.gethostbyaddr(ipaddr)[0] | |
307 | me.addr = 'INET %s:%s [%s]' % (name, port, ipaddr) | |
308 | except S.herror: | |
309 | me.addr = 'INET %s:%s' % (ipaddr, port) | |
310 | else: | |
311 | me.addr = ' '.join(addr) | |
6411163d MW |
312 | |
313 | def setaddr(me, addr): | |
314 | """Informs the object of a change to its address to ADDR.""" | |
315 | me._setaddr(addr) | |
984b6d33 MW |
316 | me.changehook.run() |
317 | ||
318 | def setifname(me, newname): | |
319 | """Informs the object of a change to its interface name to NEWNAME.""" | |
320 | me.ifname = newname | |
321 | me.changehook.run() | |
322 | ||
323 | class Service (MonitorObject): | |
324 | """ | |
325 | Represents a service. | |
326 | ||
327 | Additional attributes are: | |
328 | ||
329 | * version = the service version | |
330 | """ | |
331 | def __init__(me, name, version): | |
332 | MonitorObject.__init__(me, name) | |
333 | me.version = version | |
334 | ||
335 | def update(me, version): | |
336 | """Tell the Service that its version has changed to VERSION.""" | |
337 | me.version = version | |
338 | me.changehook.run() | |
339 | ||
340 | class MonitorList (object): | |
341 | """ | |
342 | Maintains a collection of MonitorObjects. | |
343 | ||
344 | The MonitorList can be indexed by name to retrieve the individual objects; | |
345 | iteration generates the individual objects. More complicated operations | |
346 | can be done on the `table' dictionary directly. | |
347 | ||
348 | Hooks addhook(OBJ) and delhook(OBJ) are invoked when objects are added or | |
349 | deleted. | |
060ca767 | 350 | |
984b6d33 MW |
351 | Subclass responsibilities: |
352 | ||
353 | * list(): return a list of (NAME, INFO) pairs. | |
354 | ||
355 | * make(NAME, INFO): returns a new MonitorObject for the given NAME; INFO | |
356 | is from the output of list(). | |
357 | """ | |
358 | ||
359 | def __init__(me): | |
360 | """Initialize a new MonitorList.""" | |
361 | me.table = {} | |
362 | me.addhook = HookList() | |
363 | me.delhook = HookList() | |
364 | ||
365 | def update(me): | |
366 | """ | |
367 | Refresh the list of objects: | |
368 | ||
369 | We add new object which have appeared, delete ones which have vanished, | |
370 | and update any which persist. | |
371 | """ | |
372 | new = {} | |
373 | for name, stuff in me.list(): | |
374 | new[name] = True | |
375 | me.add(name, stuff) | |
376 | for name in me.table.copy(): | |
377 | if name not in new: | |
378 | me.remove(name) | |
379 | ||
380 | def add(me, name, stuff): | |
381 | """ | |
382 | Add a new object created by make(NAME, STUFF) if it doesn't already | |
383 | exist. If it does, update it. | |
384 | """ | |
385 | if name not in me.table: | |
386 | obj = me.make(name, stuff) | |
387 | me.table[name] = obj | |
388 | me.addhook.run(obj) | |
389 | else: | |
390 | me.table[name].update(stuff) | |
391 | ||
392 | def remove(me, name): | |
393 | """ | |
394 | Remove the object called NAME from the list. | |
395 | ||
396 | The object becomes dead. | |
397 | """ | |
398 | if name in me.table: | |
399 | obj = me.table[name] | |
400 | del me.table[name] | |
401 | me.delhook.run(obj) | |
402 | obj.dead() | |
403 | ||
404 | def __getitem__(me, name): | |
405 | """Retrieve the object called NAME.""" | |
406 | return me.table[name] | |
407 | ||
408 | def __iter__(me): | |
409 | """Iterate over the objects.""" | |
410 | return me.table.itervalues() | |
411 | ||
412 | class PeerList (MonitorList): | |
413 | """The list of the known peers.""" | |
414 | def list(me): | |
415 | return [(name, None) for name in conn.list()] | |
416 | def make(me, name, stuff): | |
417 | return Peer(name) | |
418 | ||
419 | class ServiceList (MonitorList): | |
420 | """The list of the registered services.""" | |
421 | def list(me): | |
422 | return conn.svclist() | |
423 | def make(me, name, stuff): | |
424 | return Service(name, stuff) | |
425 | ||
426 | class Monitor (HookClient): | |
427 | """ | |
428 | The main monitor: keeps track of the changes happening to the server. | |
429 | ||
430 | Exports the peers, services MonitorLists, and a (plain Python) list | |
431 | autopeers of peers which the connect service knows how to start by name. | |
432 | ||
433 | Hooks provided: | |
434 | ||
435 | * autopeershook(): invoked when the auto-peers list changes. | |
436 | """ | |
437 | def __init__(me): | |
438 | """Initialize the Monitor.""" | |
439 | HookClient.__init__(me) | |
440 | me.peers = PeerList() | |
441 | me.services = ServiceList() | |
442 | me.hook(conn.connecthook, me._connected) | |
443 | me.hook(conn.notehook, me._notify) | |
444 | me.autopeershook = HookList() | |
445 | me.autopeers = None | |
446 | ||
447 | def _connected(me): | |
448 | """Handle a successful connection by starting the setup coroutine.""" | |
449 | me._setup() | |
450 | ||
451 | @incr | |
452 | def _setup(me): | |
453 | """Coroutine function: initialize for a new connection.""" | |
454 | conn.watch('-A+wnt') | |
455 | me.peers.update() | |
456 | me.services.update() | |
457 | me._updateautopeers() | |
458 | ||
459 | def _updateautopeers(me): | |
460 | """Update the auto-peers list from the connect service.""" | |
461 | if 'connect' in me.services.table: | |
462 | me.autopeers = [' '.join(line) | |
c1f93f03 | 463 | for line in conn.svcsubmit('connect', 'list-active')] |
984b6d33 MW |
464 | me.autopeers.sort() |
465 | else: | |
466 | me.autopeers = None | |
467 | me.autopeershook.run() | |
468 | ||
469 | def _notify(me, code, *rest): | |
470 | """ | |
471 | Handle notifications from the server. | |
472 | ||
473 | ADD, KILL and NEWIFNAME notifications get passed up to the PeerList; | |
474 | SVCCLAIM and SVCRELEASE get passed up to the ServiceList. Finally, | |
475 | peerdb-update notifications from the watch service cause us to refresh | |
476 | the auto-peers list. | |
477 | """ | |
478 | if code == 'ADD': | |
690a6ec1 | 479 | T.aside(me.peers.add, rest[0], None) |
984b6d33 | 480 | elif code == 'KILL': |
690a6ec1 | 481 | T.aside(me.peers.remove, rest[0]) |
984b6d33 MW |
482 | elif code == 'NEWIFNAME': |
483 | try: | |
484 | me.peers[rest[0]].setifname(rest[2]) | |
485 | except KeyError: | |
486 | pass | |
6411163d MW |
487 | elif code == 'NEWADDR': |
488 | try: | |
489 | me.peers[rest[0]].setaddr(rest[1:]) | |
490 | except KeyError: | |
491 | pass | |
984b6d33 | 492 | elif code == 'SVCCLAIM': |
690a6ec1 | 493 | T.aside(me.services.add, rest[0], rest[1]) |
984b6d33 | 494 | if rest[0] == 'connect': |
690a6ec1 | 495 | T.aside(me._updateautopeers) |
984b6d33 | 496 | elif code == 'SVCRELEASE': |
690a6ec1 | 497 | T.aside(me.services.remove, rest[0]) |
984b6d33 | 498 | if rest[0] == 'connect': |
690a6ec1 | 499 | T.aside(me._updateautopeers) |
984b6d33 MW |
500 | elif code == 'USER': |
501 | if not rest: return | |
502 | if rest[0] == 'watch' and \ | |
503 | rest[1] == 'peerdb-update': | |
690a6ec1 | 504 | T.aside(me._updateautopeers) |
984b6d33 MW |
505 | |
506 | ###-------------------------------------------------------------------------- | |
507 | ### Window management cruft. | |
060ca767 | 508 | |
509 | class MyWindowMixin (G.Window, HookClient): | |
984b6d33 MW |
510 | """ |
511 | Mixin for windows which call a closehook when they're destroyed. It's also | |
512 | a hookclient, and will release its hooks when it's destroyed. | |
513 | ||
514 | Hooks: | |
515 | ||
516 | * closehook(): called when the window is closed. | |
517 | """ | |
518 | ||
060ca767 | 519 | def mywininit(me): |
984b6d33 | 520 | """Initialization function. Note that it's not called __init__!""" |
060ca767 | 521 | me.closehook = HookList() |
522 | HookClient.__init__(me) | |
523 | me.connect('destroy', invoker(me.close)) | |
984b6d33 | 524 | |
060ca767 | 525 | def close(me): |
984b6d33 | 526 | """Close the window, invoking the closehook and releasing all hooks.""" |
060ca767 | 527 | me.closehook.run() |
528 | me.destroy() | |
529 | me.unhookall() | |
984b6d33 | 530 | |
060ca767 | 531 | class MyWindow (MyWindowMixin): |
984b6d33 | 532 | """A version of MyWindowMixin suitable as a single parent class.""" |
060ca767 | 533 | def __init__(me, kind = G.WINDOW_TOPLEVEL): |
534 | G.Window.__init__(me, kind) | |
535 | me.mywininit() | |
984b6d33 | 536 | |
060ca767 | 537 | class MyDialog (G.Dialog, MyWindowMixin, HookClient): |
538 | """A dialogue box with a closehook and sensible button binding.""" | |
984b6d33 | 539 | |
060ca767 | 540 | def __init__(me, title = None, flags = 0, buttons = []): |
984b6d33 MW |
541 | """ |
542 | The BUTTONS are a list of (STOCKID, THUNK) pairs: call the appropriate | |
543 | THUNK when the button is pressed. The other arguments are just like | |
544 | GTK's Dialog class. | |
545 | """ | |
060ca767 | 546 | i = 0 |
547 | br = [] | |
548 | me.rmap = [] | |
549 | for b, f in buttons: | |
550 | br.append(b) | |
551 | br.append(i) | |
552 | me.rmap.append(f) | |
553 | i += 1 | |
554 | G.Dialog.__init__(me, title, None, flags, tuple(br)) | |
060ca767 | 555 | me.mywininit() |
556 | me.set_default_response(i - 1) | |
557 | me.connect('response', me.respond) | |
984b6d33 | 558 | |
060ca767 | 559 | def respond(me, hunoz, rid, *hukairz): |
984b6d33 | 560 | """Dispatch responses to the appropriate thunks.""" |
060ca767 | 561 | if rid >= 0: me.rmap[rid]() |
562 | ||
ca6eb20c | 563 | def makeactiongroup(name, acts): |
984b6d33 MW |
564 | """ |
565 | Creates an ActionGroup called NAME. | |
566 | ||
567 | ACTS is a list of tuples containing: | |
568 | ||
569 | * ACT: an action name | |
570 | * LABEL: the label string for the action | |
571 | * ACCEL: accelerator string, or None | |
572 | * FUNC: thunk to call when the action is invoked | |
573 | """ | |
ca6eb20c | 574 | actgroup = G.ActionGroup(name) |
575 | for act, label, accel, func in acts: | |
576 | a = G.Action(act, label, None, None) | |
577 | if func: a.connect('activate', invoker(func)) | |
578 | actgroup.add_action_with_accel(a, accel) | |
579 | return actgroup | |
580 | ||
581 | class GridPacker (G.Table): | |
984b6d33 MW |
582 | """ |
583 | Like a Table, but with more state: makes filling in the widgets easier. | |
584 | """ | |
585 | ||
ca6eb20c | 586 | def __init__(me): |
984b6d33 | 587 | """Initialize a new GridPacker.""" |
ca6eb20c | 588 | G.Table.__init__(me) |
589 | me.row = 0 | |
590 | me.col = 0 | |
591 | me.rows = 1 | |
592 | me.cols = 1 | |
593 | me.set_border_width(4) | |
594 | me.set_col_spacings(4) | |
595 | me.set_row_spacings(4) | |
984b6d33 | 596 | |
ca6eb20c | 597 | def pack(me, w, width = 1, newlinep = False, |
598 | xopt = G.EXPAND | G.FILL | G.SHRINK, yopt = 0, | |
599 | xpad = 0, ypad = 0): | |
984b6d33 MW |
600 | """ |
601 | Packs a new widget. | |
602 | ||
603 | W is the widget to add. XOPY, YOPT, XPAD and YPAD are as for Table. | |
604 | WIDTH is how many cells to take up horizontally. NEWLINEP is whether to | |
605 | start a new line for this widget. Returns W. | |
606 | """ | |
ca6eb20c | 607 | if newlinep: |
608 | me.row += 1 | |
609 | me.col = 0 | |
610 | bot = me.row + 1 | |
611 | right = me.col + width | |
612 | if bot > me.rows or right > me.cols: | |
613 | if bot > me.rows: me.rows = bot | |
614 | if right > me.cols: me.cols = right | |
615 | me.resize(me.rows, me.cols) | |
616 | me.attach(w, me.col, me.col + width, me.row, me.row + 1, | |
617 | xopt, yopt, xpad, ypad) | |
618 | me.col += width | |
619 | return w | |
984b6d33 | 620 | |
ca6eb20c | 621 | def labelled(me, lab, w, newlinep = False, **kw): |
984b6d33 MW |
622 | """ |
623 | Packs a labelled widget. | |
624 | ||
625 | Other arguments are as for pack. Returns W. | |
626 | """ | |
627 | label = G.Label(lab + ' ') | |
ca6eb20c | 628 | label.set_alignment(1.0, 0) |
629 | me.pack(label, newlinep = newlinep, xopt = G.FILL) | |
630 | me.pack(w, **kw) | |
631 | return w | |
984b6d33 | 632 | |
ca6eb20c | 633 | def info(me, label, text = None, len = 18, **kw): |
984b6d33 MW |
634 | """ |
635 | Packs an information widget with a label. | |
636 | ||
637 | LABEL is the label; TEXT is the initial text; LEN is the estimated length | |
638 | in characters. Returns the entry widget. | |
639 | """ | |
640 | e = G.Label() | |
ca6eb20c | 641 | if text is not None: e.set_text(text) |
642 | e.set_width_chars(len) | |
984b6d33 MW |
643 | e.set_selectable(True) |
644 | e.set_alignment(0.0, 0.5) | |
ca6eb20c | 645 | me.labelled(label, e, **kw) |
646 | return e | |
647 | ||
060ca767 | 648 | class WindowSlot (HookClient): |
984b6d33 MW |
649 | """ |
650 | A place to store a window -- specificially a MyWindowMixin. | |
651 | ||
652 | If the window is destroyed, remember this; when we come to open the window, | |
653 | raise it if it already exists; otherwise make a new one. | |
654 | """ | |
060ca767 | 655 | def __init__(me, createfunc): |
984b6d33 MW |
656 | """ |
657 | Constructor: CREATEFUNC must return a new Window which supports the | |
658 | closehook protocol. | |
659 | """ | |
060ca767 | 660 | HookClient.__init__(me) |
661 | me.createfunc = createfunc | |
662 | me.window = None | |
984b6d33 | 663 | |
060ca767 | 664 | def open(me): |
665 | """Opens the window, creating it if necessary.""" | |
666 | if me.window: | |
667 | me.window.window.raise_() | |
668 | else: | |
669 | me.window = me.createfunc() | |
670 | me.hook(me.window.closehook, me.closed) | |
984b6d33 | 671 | |
060ca767 | 672 | def closed(me): |
984b6d33 | 673 | """Handles the window being closed.""" |
060ca767 | 674 | me.unhook(me.window.closehook) |
675 | me.window = None | |
676 | ||
984b6d33 MW |
677 | class MyTreeView (G.TreeView): |
678 | def __init__(me, model): | |
679 | G.TreeView.__init__(me, model) | |
680 | me.set_rules_hint(True) | |
681 | ||
682 | class MyScrolledWindow (G.ScrolledWindow): | |
683 | def __init__(me): | |
684 | G.ScrolledWindow.__init__(me) | |
685 | me.set_policy(G.POLICY_AUTOMATIC, G.POLICY_AUTOMATIC) | |
686 | me.set_shadow_type(G.SHADOW_IN) | |
687 | ||
688 | ## Matches a signed integer. | |
689 | rx_num = RX.compile(r'^[-+]?\d+$') | |
690 | ||
691 | ## The colour red. | |
c739b22c | 692 | c_red = GDK.color_parse('#ff6666') |
984b6d33 | 693 | |
060ca767 | 694 | class ValidationError (Exception): |
695 | """Raised by ValidatingEntry.get_text() if the text isn't valid.""" | |
696 | pass | |
984b6d33 | 697 | |
060ca767 | 698 | class ValidatingEntry (G.Entry): |
984b6d33 MW |
699 | """ |
700 | Like an Entry, but makes the text go red if the contents are invalid. | |
701 | ||
702 | If get_text is called, and the text is invalid, ValidationError is raised. | |
703 | The attribute validp reflects whether the contents are currently valid. | |
704 | """ | |
705 | ||
060ca767 | 706 | def __init__(me, valid, text = '', size = -1, *arg, **kw): |
984b6d33 MW |
707 | """ |
708 | Make a validating Entry. | |
709 | ||
710 | VALID is a regular expression or a predicate on strings. TEXT is the | |
711 | default text to insert. SIZE is the size of the box to set, in | |
712 | characters (ish). Other arguments are passed to Entry. | |
713 | """ | |
060ca767 | 714 | G.Entry.__init__(me, *arg, **kw) |
c739b22c MW |
715 | me.connect("changed", me._check) |
716 | me.connect("state-changed", me._check) | |
060ca767 | 717 | if callable(valid): |
718 | me.validate = valid | |
719 | else: | |
720 | me.validate = RX.compile(valid).match | |
721 | me.ensure_style() | |
060ca767 | 722 | if size != -1: me.set_width_chars(size) |
723 | me.set_activates_default(True) | |
724 | me.set_text(text) | |
c739b22c | 725 | me._check() |
984b6d33 | 726 | |
c739b22c | 727 | def _check(me, *hunoz): |
984b6d33 | 728 | """Check the current text and update validp and the text colour.""" |
060ca767 | 729 | if me.validate(G.Entry.get_text(me)): |
730 | me.validp = True | |
c739b22c | 731 | me.modify_base(G.STATE_NORMAL, None) |
060ca767 | 732 | else: |
733 | me.validp = False | |
c739b22c | 734 | me.modify_base(G.STATE_NORMAL, me.is_sensitive() and c_red or None) |
984b6d33 | 735 | |
060ca767 | 736 | def get_text(me): |
984b6d33 MW |
737 | """ |
738 | Return the text in the Entry if it's valid. If it isn't, raise | |
739 | ValidationError. | |
740 | """ | |
060ca767 | 741 | if not me.validp: |
742 | raise ValidationError | |
743 | return G.Entry.get_text(me) | |
744 | ||
745 | def numericvalidate(min = None, max = None): | |
984b6d33 MW |
746 | """ |
747 | Return a validation function for numbers. | |
748 | ||
749 | Entry must consist of an optional sign followed by digits, and the | |
750 | resulting integer must be within the given bounds. | |
751 | """ | |
060ca767 | 752 | return lambda x: (rx_num.match(x) and |
753 | (min is None or long(x) >= min) and | |
754 | (max is None or long(x) <= max)) | |
755 | ||
984b6d33 MW |
756 | ###-------------------------------------------------------------------------- |
757 | ### Various minor dialog boxen. | |
060ca767 | 758 | |
759 | GPL = """This program is free software; you can redistribute it and/or modify | |
760 | it under the terms of the GNU General Public License as published by | |
761 | the Free Software Foundation; either version 2 of the License, or | |
762 | (at your option) any later version. | |
763 | ||
764 | This program is distributed in the hope that it will be useful, | |
765 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
766 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
767 | GNU General Public License for more details. | |
768 | ||
769 | You should have received a copy of the GNU General Public License | |
770 | along with this program; if not, write to the Free Software Foundation, | |
771 | Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.""" | |
772 | ||
773 | class AboutBox (G.AboutDialog, MyWindowMixin): | |
774 | """The program `About' box.""" | |
775 | def __init__(me): | |
776 | G.AboutDialog.__init__(me) | |
777 | me.mywininit() | |
778 | me.set_name('TrIPEmon') | |
984b6d33 | 779 | me.set_version(T.VERSION) |
060ca767 | 780 | me.set_license(GPL) |
984b6d33 MW |
781 | me.set_authors(['Mark Wooding <mdw@distorted.org.uk>']) |
782 | me.set_comments('A graphical monitor for the TrIPE VPN server') | |
783 | me.set_copyright('Copyright © 2006-2008 Straylight/Edgeware') | |
784 | me.connect('response', me.respond) | |
060ca767 | 785 | me.show() |
984b6d33 MW |
786 | def respond(me, hunoz, rid, *hukairz): |
787 | if rid == G.RESPONSE_CANCEL: | |
788 | me.close() | |
060ca767 | 789 | aboutbox = WindowSlot(AboutBox) |
790 | ||
791 | def moanbox(msg): | |
792 | """Report an error message in a window.""" | |
984b6d33 | 793 | d = G.Dialog('Error from %s' % M.quis, |
060ca767 | 794 | flags = G.DIALOG_MODAL, |
795 | buttons = ((G.STOCK_OK, G.RESPONSE_NONE))) | |
796 | label = G.Label(msg) | |
797 | label.set_padding(20, 20) | |
798 | d.vbox.pack_start(label) | |
799 | label.show() | |
800 | d.run() | |
801 | d.destroy() | |
802 | ||
ca6eb20c | 803 | def unimplemented(*hunoz): |
804 | """Indicator of laziness.""" | |
805 | moanbox("I've not written that bit yet.") | |
806 | ||
984b6d33 MW |
807 | ###-------------------------------------------------------------------------- |
808 | ### Logging windows. | |
ca6eb20c | 809 | |
984b6d33 MW |
810 | class LogModel (G.ListStore): |
811 | """ | |
812 | A simple list of log messages, usable as the model for a TreeView. | |
ca6eb20c | 813 | |
984b6d33 MW |
814 | The column headings are stored in the `cols' attribute. |
815 | """ | |
060ca767 | 816 | |
060ca767 | 817 | def __init__(me, columns): |
984b6d33 MW |
818 | """ |
819 | COLUMNS must be a list of column name strings. We add a time column to | |
820 | the left. | |
821 | """ | |
060ca767 | 822 | me.cols = ('Time',) + columns |
823 | G.ListStore.__init__(me, *((GO.TYPE_STRING,) * len(me.cols))) | |
984b6d33 | 824 | |
060ca767 | 825 | def add(me, *entries): |
984b6d33 MW |
826 | """ |
827 | Adds a new log message, with a timestamp. | |
828 | ||
829 | The ENTRIES are the contents for the list columns. | |
830 | """ | |
831 | now = TIME.strftime('%Y-%m-%d %H:%M:%S') | |
832 | me.append((now, ) + entries) | |
060ca767 | 833 | |
834 | class TraceLogModel (LogModel): | |
835 | """Log model for trace messages.""" | |
836 | def __init__(me): | |
837 | LogModel.__init__(me, ('Message',)) | |
838 | def notify(me, line): | |
839 | """Call with a new trace message.""" | |
840 | me.add(line) | |
841 | ||
842 | class WarningLogModel (LogModel): | |
984b6d33 MW |
843 | """ |
844 | Log model for warnings. | |
845 | ||
846 | We split the category out into a separate column. | |
847 | """ | |
060ca767 | 848 | def __init__(me): |
849 | LogModel.__init__(me, ('Category', 'Message')) | |
984b6d33 | 850 | def notify(me, tag, *rest): |
060ca767 | 851 | """Call with a new warning message.""" |
984b6d33 | 852 | me.add(tag, ' '.join([T.quotify(w) for w in rest])) |
060ca767 | 853 | |
854 | class LogViewer (MyWindow): | |
984b6d33 MW |
855 | """ |
856 | A log viewer window. | |
857 | ||
858 | Its contents are a TreeView showing the log. | |
859 | ||
860 | Attributes: | |
861 | ||
862 | * model: an appropriate LogModel | |
863 | * list: a TreeView widget to display the log | |
864 | """ | |
865 | ||
060ca767 | 866 | def __init__(me, model): |
984b6d33 MW |
867 | """ |
868 | Create a log viewer showing the LogModel MODEL. | |
869 | """ | |
060ca767 | 870 | MyWindow.__init__(me) |
871 | me.model = model | |
984b6d33 MW |
872 | scr = MyScrolledWindow() |
873 | me.list = MyTreeView(me.model) | |
060ca767 | 874 | i = 0 |
875 | for c in me.model.cols: | |
984b6d33 MW |
876 | crt = G.CellRendererText() |
877 | me.list.append_column(G.TreeViewColumn(c, crt, text = i)) | |
060ca767 | 878 | i += 1 |
984b6d33 | 879 | crt.set_property('family', 'monospace') |
060ca767 | 880 | me.set_default_size(440, 256) |
881 | scr.add(me.list) | |
882 | me.add(scr) | |
883 | me.show_all() | |
884 | ||
984b6d33 MW |
885 | ###-------------------------------------------------------------------------- |
886 | ### Pinging peers. | |
887 | ||
888 | class pingstate (struct): | |
889 | """ | |
890 | Information kept for each peer by the Pinger. | |
891 | ||
892 | Important attributes: | |
893 | ||
894 | * peer = the peer name | |
895 | * command = PING or EPING | |
896 | * n = how many pings we've sent so far | |
897 | * ngood = how many returned | |
898 | * nmiss = how many didn't return | |
899 | * nmissrun = how many pings since the last good one | |
900 | * tlast = round-trip time for the last (good) ping | |
901 | * ttot = total roung trip time | |
902 | """ | |
903 | pass | |
904 | ||
905 | class Pinger (T.Coroutine, HookClient): | |
906 | """ | |
907 | Coroutine which pings known peers and collects statistics. | |
908 | ||
909 | Interesting attributes: | |
910 | ||
911 | * _map: dict mapping peer names to Peer objects | |
912 | * _q: event queue for notifying pinger coroutine | |
913 | * _timer: gobject timer for waking the coroutine | |
914 | """ | |
915 | ||
916 | def __init__(me): | |
917 | """ | |
918 | Initialize the pinger. | |
919 | ||
920 | We watch the monitor's PeerList to track which peers we should ping. We | |
921 | maintain an event queue and put all the events on that. | |
922 | ||
923 | The statistics for a PEER are held in the Peer object, in PEER.ping[CMD], | |
924 | where CMD is 'PING' or 'EPING'. | |
925 | """ | |
926 | T.Coroutine.__init__(me) | |
927 | HookClient.__init__(me) | |
928 | me._map = {} | |
929 | me._q = T.Queue() | |
930 | me._timer = None | |
931 | me.hook(conn.connecthook, me._connected) | |
932 | me.hook(conn.disconnecthook, me._disconnected) | |
933 | me.hook(monitor.peers.addhook, | |
690a6ec1 | 934 | lambda p: T.defer(me._q.put, (p, 'ADD', None))) |
984b6d33 | 935 | me.hook(monitor.peers.delhook, |
690a6ec1 | 936 | lambda p: T.defer(me._q.put, (p, 'KILL', None))) |
984b6d33 MW |
937 | if conn.connectedp(): me.connected() |
938 | ||
939 | def _connected(me): | |
940 | """Respond to connection: start pinging thngs.""" | |
941 | me._timer = GO.timeout_add(1000, me._timerfunc) | |
942 | ||
943 | def _timerfunc(me): | |
944 | """Timer function: put a timer event on the queue.""" | |
945 | me._q.put((None, 'TIMER', None)) | |
946 | return True | |
947 | ||
948 | def _disconnected(me, reason): | |
949 | """Respond to disconnection: stop pinging.""" | |
950 | GO.source_remove(me._timer) | |
951 | ||
952 | def run(me): | |
953 | """ | |
954 | Coroutine function: read events from the queue and process them. | |
955 | ||
956 | Interesting events: | |
957 | ||
958 | * (PEER, 'KILL', None): remove PEER from the interesting peers list | |
959 | * (PEER, 'ADD', None): add PEER to the list | |
960 | * (PEER, 'INFO', TOKENS): result from a PING command | |
961 | * (None, 'TIMER', None): interval timer went off: send more pings | |
962 | """ | |
963 | while True: | |
964 | tag, code, stuff = me._q.get() | |
965 | if code == 'KILL': | |
966 | name = tag.name | |
967 | if name in me._map: | |
968 | del me._map[name] | |
969 | elif not conn.connectedp(): | |
970 | pass | |
971 | elif code == 'ADD': | |
972 | p = tag | |
973 | p.ping = {} | |
974 | for cmd in 'PING', 'EPING': | |
975 | ps = pingstate(command = cmd, peer = p, | |
976 | n = 0, ngood = 0, nmiss = 0, nmissrun = 0, | |
977 | tlast = 0, ttot = 0) | |
978 | p.ping[cmd] = ps | |
979 | me._map[p.name] = p | |
980 | elif code == 'INFO': | |
981 | ps = tag | |
982 | if stuff[0] == 'ping-ok': | |
983 | t = float(stuff[1]) | |
984 | ps.ngood += 1 | |
985 | ps.nmissrun = 0 | |
986 | ps.tlast = t | |
987 | ps.ttot += t | |
988 | else: | |
989 | ps.nmiss += 1 | |
990 | ps.nmissrun += 1 | |
991 | ps.n += 1 | |
992 | ps.peer.pinghook.run(ps.peer, ps.command, ps) | |
993 | elif code == 'TIMER': | |
994 | for name, p in me._map.iteritems(): | |
995 | for cmd, ps in p.ping.iteritems(): | |
996 | conn.rawcommand(T.TripeAsynchronousCommand(me._q, ps, [ | |
997 | cmd, '-background', conn.bgtag(), '--', name])) | |
998 | ||
999 | ###-------------------------------------------------------------------------- | |
1000 | ### Random dialogue boxes. | |
1001 | ||
1002 | class AddPeerDialog (MyDialog): | |
1003 | """ | |
1004 | Let the user create a new peer the low-level way. | |
1005 | ||
1006 | Interesting attributes: | |
1007 | ||
1008 | * e_name, e_addr, e_port, c_keepalive, l_tunnel: widgets in the dialog | |
1009 | """ | |
1010 | ||
1011 | def __init__(me): | |
1012 | """Initialize the dialogue.""" | |
1013 | MyDialog.__init__(me, 'Add peer', | |
1014 | buttons = [(G.STOCK_CANCEL, me.destroy), | |
1015 | (G.STOCK_OK, me.ok)]) | |
1016 | me._setup() | |
1017 | ||
1018 | @incr | |
1019 | def _setup(me): | |
1020 | """Coroutine function: background setup for AddPeerDialog.""" | |
1021 | table = GridPacker() | |
1022 | me.vbox.pack_start(table) | |
1023 | me.e_name = table.labelled('Name', | |
1024 | ValidatingEntry(r'^[^\s.:]+$', '', 16), | |
1025 | width = 3) | |
1026 | me.e_addr = table.labelled('Address', | |
1027 | ValidatingEntry(r'^[a-zA-Z0-9.-]+$', '', 24), | |
1028 | newlinep = True) | |
1029 | me.e_port = table.labelled('Port', | |
1030 | ValidatingEntry(numericvalidate(0, 65535), | |
1031 | '4070', | |
1032 | 5)) | |
1033 | me.c_keepalive = G.CheckButton('Keepalives') | |
1034 | me.l_tunnel = table.labelled('Tunnel', | |
1035 | G.combo_box_new_text(), | |
1036 | newlinep = True, width = 3) | |
1037 | me.tuns = conn.tunnels() | |
1038 | for t in me.tuns: | |
1039 | me.l_tunnel.append_text(t) | |
1040 | me.l_tunnel.set_active(0) | |
1041 | table.pack(me.c_keepalive, newlinep = True, xopt = G.FILL) | |
1042 | me.c_keepalive.connect('toggled', | |
1043 | lambda t: me.e_keepalive.set_sensitive\ | |
1044 | (t.get_active())) | |
1045 | me.e_keepalive = ValidatingEntry(r'^\d+[hms]?$', '', 5) | |
1046 | me.e_keepalive.set_sensitive(False) | |
1047 | table.pack(me.e_keepalive, width = 3) | |
1048 | me.show_all() | |
1049 | ||
1050 | def ok(me): | |
1051 | """Handle an OK press: create the peer.""" | |
1052 | try: | |
1053 | if me.c_keepalive.get_active(): | |
1054 | ka = me.e_keepalive.get_text() | |
1055 | else: | |
1056 | ka = None | |
1057 | t = me.l_tunnel.get_active() | |
1058 | if t == 0: | |
1059 | tun = None | |
1060 | else: | |
1061 | tun = me.tuns[t] | |
1062 | me._addpeer(me.e_name.get_text(), | |
1063 | me.e_addr.get_text(), | |
1064 | me.e_port.get_text(), | |
1065 | ka, | |
1066 | tun) | |
1067 | except ValidationError: | |
1068 | GDK.beep() | |
1069 | return | |
1070 | ||
1071 | @incr | |
1072 | def _addpeer(me, name, addr, port, keepalive, tunnel): | |
1073 | """Coroutine function: actually do the ADD command.""" | |
1074 | try: | |
1075 | conn.add(name, addr, port, keepalive = keepalive, tunnel = tunnel) | |
1076 | me.destroy() | |
1077 | except T.TripeError, exc: | |
690a6ec1 | 1078 | T.defer(moanbox, ' '.join(exc)) |
984b6d33 MW |
1079 | |
1080 | class ServInfo (MyWindow): | |
1081 | """ | |
1082 | Show information about the server and available services. | |
1083 | ||
1084 | Interesting attributes: | |
1085 | ||
1086 | * e: maps SERVINFO keys to entry widgets | |
1087 | * svcs: Gtk ListStore describing services (columns are name and version) | |
1088 | """ | |
1089 | ||
1090 | def __init__(me): | |
1091 | MyWindow.__init__(me) | |
1092 | me.set_title('TrIPE server info') | |
1093 | table = GridPacker() | |
1094 | me.add(table) | |
1095 | me.e = {} | |
1096 | def add(label, tag, text = None, **kw): | |
1097 | me.e[tag] = table.info(label, text, **kw) | |
1098 | add('Implementation', 'implementation') | |
1099 | add('Version', 'version', newlinep = True) | |
1100 | me.svcs = G.ListStore(*(GO.TYPE_STRING,) * 2) | |
1101 | me.svcs.set_sort_column_id(0, G.SORT_ASCENDING) | |
1102 | scr = MyScrolledWindow() | |
1103 | lb = MyTreeView(me.svcs) | |
1104 | i = 0 | |
1105 | for title in 'Service', 'Version': | |
1106 | lb.append_column(G.TreeViewColumn( | |
1107 | title, G.CellRendererText(), text = i)) | |
1108 | i += 1 | |
1109 | for svc in monitor.services: | |
1110 | me.svcs.append([svc.name, svc.version]) | |
1111 | scr.add(lb) | |
1112 | table.pack(scr, width = 2, newlinep = True, | |
1113 | yopt = G.EXPAND | G.FILL | G.SHRINK) | |
1114 | me.update() | |
1115 | me.hook(conn.connecthook, me.update) | |
1116 | me.hook(monitor.services.addhook, me.addsvc) | |
1117 | me.hook(monitor.services.delhook, me.delsvc) | |
1118 | me.show_all() | |
1119 | ||
1120 | def addsvc(me, svc): | |
1121 | me.svcs.append([svc.name, svc.version]) | |
1122 | ||
1123 | def delsvc(me, svc): | |
1124 | for i in xrange(len(me.svcs)): | |
1125 | if me.svcs[i][0] == svc.name: | |
1126 | me.svcs.remove(me.svcs.get_iter(i)) | |
1127 | break | |
1128 | @incr | |
1129 | def update(me): | |
1130 | info = conn.servinfo() | |
1131 | for i in me.e: | |
1132 | me.e[i].set_text(info[i]) | |
1133 | ||
1134 | class TraceOptions (MyDialog): | |
1135 | """Tracing options window.""" | |
1136 | def __init__(me): | |
1137 | MyDialog.__init__(me, title = 'Tracing options', | |
1138 | buttons = [(G.STOCK_CLOSE, me.destroy), | |
1139 | (G.STOCK_OK, cr(me.ok))]) | |
1140 | me._setup() | |
1141 | ||
1142 | @incr | |
1143 | def _setup(me): | |
1144 | me.opts = [] | |
1145 | for ch, st, desc in conn.trace(): | |
1146 | if ch.isupper(): continue | |
1147 | text = desc[0].upper() + desc[1:] | |
1148 | ticky = G.CheckButton(text) | |
1149 | ticky.set_active(st == '+') | |
1150 | me.vbox.pack_start(ticky) | |
1151 | me.opts.append((ch, ticky)) | |
1152 | me.show_all() | |
1153 | def ok(me): | |
1154 | on = [] | |
1155 | off = [] | |
1156 | for ch, ticky in me.opts: | |
1157 | if ticky.get_active(): | |
1158 | on.append(ch) | |
1159 | else: | |
1160 | off.append(ch) | |
1161 | setting = ''.join(on) + '-' + ''.join(off) | |
1162 | conn.trace(setting) | |
1163 | me.destroy() | |
1164 | ||
1165 | ###-------------------------------------------------------------------------- | |
1166 | ### Peer window. | |
060ca767 | 1167 | |
1168 | def xlate_time(t): | |
984b6d33 | 1169 | """Translate a TrIPE-format time to something human-readable.""" |
060ca767 | 1170 | if t == 'NEVER': return '(never)' |
37941236 | 1171 | YY, MM, DD, hh, mm, ss = map(int, rx_time.match(t).group(1, 2, 3, 4, 5, 6)) |
984b6d33 MW |
1172 | ago = TIME.time() - TIME.mktime((YY, MM, DD, hh, mm, ss, 0, 0, -1)) |
1173 | ago = MATH.floor(ago); unit = 's' | |
37941236 | 1174 | for n, u in [(60, 'min'), (60, 'hrs'), (24, 'days')]: |
1175 | if ago < 2*n: break | |
1176 | ago /= n | |
1177 | unit = u | |
1178 | return '%04d:%02d:%02d %02d:%02d:%02d (%.1f %s ago)' % \ | |
1179 | (YY, MM, DD, hh, mm, ss, ago, unit) | |
060ca767 | 1180 | def xlate_bytes(b): |
1181 | """Translate a number of bytes into something a human might want to read.""" | |
1182 | suff = 'B' | |
1183 | b = int(b) | |
1184 | for s in 'KMG': | |
1185 | if b < 4096: break | |
1186 | b /= 1024 | |
1187 | suff = s | |
1188 | return '%d %s' % (b, suff) | |
1189 | ||
1190 | ## How to translate peer stats. Maps the stat name to a translation | |
1191 | ## function. | |
1192 | statsxlate = \ | |
1193 | [('start-time', xlate_time), | |
1194 | ('last-packet-time', xlate_time), | |
1195 | ('last-keyexch-time', xlate_time), | |
1196 | ('bytes-in', xlate_bytes), | |
1197 | ('bytes-out', xlate_bytes), | |
1198 | ('keyexch-bytes-in', xlate_bytes), | |
1199 | ('keyexch-bytes-out', xlate_bytes), | |
1200 | ('ip-bytes-in', xlate_bytes), | |
1201 | ('ip-bytes-out', xlate_bytes)] | |
1202 | ||
1203 | ## How to lay out the stats dialog. Format is (LABEL, FORMAT): LABEL is | |
1204 | ## the label to give the entry box; FORMAT is the format string to write into | |
1205 | ## the entry. | |
1206 | statslayout = \ | |
1207 | [('Start time', '%(start-time)s'), | |
1208 | ('Last key-exchange', '%(last-keyexch-time)s'), | |
1209 | ('Last packet', '%(last-packet-time)s'), | |
1210 | ('Packets in/out', | |
1211 | '%(packets-in)s (%(bytes-in)s) / %(packets-out)s (%(bytes-out)s)'), | |
1212 | ('Key-exchange in/out', | |
1213 | '%(keyexch-packets-in)s (%(keyexch-bytes-in)s) / %(keyexch-packets-out)s (%(keyexch-bytes-out)s)'), | |
1214 | ('IP in/out', | |
984b6d33 | 1215 | '%(ip-packets-in)s (%(ip-bytes-in)s) / %(ip-packets-out)s (%(ip-bytes-out)s)'), |
060ca767 | 1216 | ('Rejected packets', '%(rejected-packets)s')] |
1217 | ||
1218 | class PeerWindow (MyWindow): | |
984b6d33 MW |
1219 | """ |
1220 | Show information about a peer. | |
1221 | ||
1222 | This gives a graphical view of the server's peer statistics. | |
1223 | ||
1224 | Interesting attributes: | |
1225 | ||
1226 | * e: dict mapping keys (mostly matching label widget texts, though pings | |
1227 | use command names) to entry widgets so that we can update them easily | |
1228 | * peer: the peer this window shows information about | |
1229 | * cr: the info-fetching coroutine, or None if crrrently disconnected | |
1230 | * doupate: whether the info-fetching corouting should continue running | |
1231 | """ | |
1232 | ||
1233 | def __init__(me, peer): | |
1234 | """Construct a PeerWindow, showing information about PEER.""" | |
1235 | ||
060ca767 | 1236 | MyWindow.__init__(me) |
1237 | me.set_title('TrIPE statistics: %s' % peer.name) | |
060ca767 | 1238 | me.peer = peer |
984b6d33 | 1239 | |
060ca767 | 1240 | table = GridPacker() |
1241 | me.add(table) | |
984b6d33 MW |
1242 | |
1243 | ## Utility for adding fields. | |
060ca767 | 1244 | me.e = {} |
984b6d33 MW |
1245 | def add(label, text = None, key = None): |
1246 | if key is None: key = label | |
1247 | me.e[key] = table.info(label, text, len = 42, newlinep = True) | |
1248 | ||
1249 | ## Build the dialogue box. | |
060ca767 | 1250 | add('Peer name', peer.name) |
1251 | add('Tunnel', peer.tunnel) | |
1252 | add('Interface', peer.ifname) | |
1253 | add('Keepalives', | |
1254 | (peer.keepalive == '0' and 'never') or '%s s' % peer.keepalive) | |
1255 | add('Address', peer.addr) | |
984b6d33 MW |
1256 | add('Transport pings', key = 'PING') |
1257 | add('Encrypted pings', key = 'EPING') | |
1258 | ||
1259 | for label, format in statslayout: | |
1260 | add(label) | |
1261 | ||
1262 | ## Hook onto various interesting events. | |
1263 | me.hook(conn.connecthook, me.tryupdate) | |
1264 | me.hook(conn.disconnecthook, me.stopupdate) | |
060ca767 | 1265 | me.hook(me.closehook, me.stopupdate) |
1266 | me.hook(me.peer.deadhook, me.dead) | |
984b6d33 | 1267 | me.hook(me.peer.changehook, me.change) |
060ca767 | 1268 | me.hook(me.peer.pinghook, me.ping) |
984b6d33 MW |
1269 | me.cr = None |
1270 | me.doupdate = True | |
060ca767 | 1271 | me.tryupdate() |
984b6d33 MW |
1272 | |
1273 | ## Format the ping statistics. | |
1274 | for cmd, ps in me.peer.ping.iteritems(): | |
1275 | me.ping(me.peer, cmd, ps) | |
1276 | ||
1277 | ## And show the window. | |
060ca767 | 1278 | me.show_all() |
984b6d33 MW |
1279 | |
1280 | def change(me): | |
1281 | """Update the display in response to a notification.""" | |
1282 | me.e['Interface'].set_text(me.peer.ifname) | |
1283 | ||
1284 | def _update(me): | |
1285 | """ | |
1286 | Main display-updating coroutine. | |
1287 | ||
1288 | This does an update, sleeps for a while, and starts again. If the | |
1289 | me.doupdate flag goes low, we stop the loop. | |
1290 | """ | |
1291 | while me.peer.alivep and conn.connectedp() and me.doupdate: | |
1292 | stat = conn.stats(me.peer.name) | |
1293 | for s, trans in statsxlate: | |
1294 | stat[s] = trans(stat[s]) | |
1295 | for label, format in statslayout: | |
1296 | me.e[label].set_text(format % stat) | |
1297 | GO.timeout_add(1000, lambda: me.cr.switch() and False) | |
1298 | me.cr.parent.switch() | |
1299 | me.cr = None | |
1300 | ||
060ca767 | 1301 | def tryupdate(me): |
984b6d33 MW |
1302 | """Start the updater coroutine, if it's not going already.""" |
1303 | if me.cr is None: | |
22b47552 MW |
1304 | me.cr = T.Coroutine(me._update, |
1305 | name = 'update-peer-window %s' % me.peer.name) | |
984b6d33 MW |
1306 | me.cr.switch() |
1307 | ||
1308 | def stopupdate(me, *hunoz, **hukairz): | |
1309 | """Stop the update coroutine, by setting me.doupdate.""" | |
1310 | me.doupdate = False | |
1311 | ||
060ca767 | 1312 | def dead(me): |
984b6d33 | 1313 | """Called when the peer is killed.""" |
060ca767 | 1314 | me.set_title('TrIPE statistics: %s [defunct]' % me.peer.name) |
1315 | me.e['Peer name'].set_text('%s [defunct]' % me.peer.name) | |
1316 | me.stopupdate() | |
060ca767 | 1317 | |
984b6d33 MW |
1318 | def ping(me, peer, cmd, ps): |
1319 | """Called when a ping result for the peer is reported.""" | |
1320 | s = '%d/%d' % (ps.ngood, ps.n) | |
1321 | if ps.n: | |
1322 | s += ' (%.1f%%)' % (ps.ngood * 100.0/ps.n) | |
1323 | if ps.ngood: | |
1324 | s += '; %.2f ms (last %.1f ms)' % (ps.ttot/ps.ngood, ps.tlast); | |
1325 | me.e[ps.command].set_text(s) | |
1326 | ||
1327 | ###-------------------------------------------------------------------------- | |
1328 | ### Cryptographic status. | |
1329 | ||
1330 | class CryptoInfo (MyWindow): | |
1331 | """Simple display of cryptographic algorithms in use.""" | |
1332 | def __init__(me): | |
1333 | MyWindow.__init__(me) | |
1334 | me.set_title('Cryptographic algorithms') | |
690a6ec1 | 1335 | T.aside(me.populate) |
984b6d33 | 1336 | def populate(me): |
060ca767 | 1337 | table = GridPacker() |
984b6d33 | 1338 | me.add(table) |
060ca767 | 1339 | |
984b6d33 MW |
1340 | crypto = conn.algs() |
1341 | table.info('Diffie-Hellman group', | |
1342 | '%s (%d-bit order, %d-bit elements)' % | |
1343 | (crypto['kx-group'], | |
1344 | int(crypto['kx-group-order-bits']), | |
1345 | int(crypto['kx-group-elt-bits'])), | |
1346 | len = 32) | |
1347 | table.info('Data encryption', | |
1348 | '%s (%d-bit key; %s)' % | |
1349 | (crypto['cipher'], | |
1350 | int(crypto['cipher-keysz']) * 8, | |
1351 | crypto['cipher-blksz'] == '0' | |
1352 | and 'stream cipher' | |
1353 | or '%d-bit block' % (int(crypto['cipher-blksz']) * 8)), | |
1354 | newlinep = True) | |
1355 | table.info('Message authentication', | |
1356 | '%s (%d-bit key; %d-bit tag)' % | |
1357 | (crypto['mac'], | |
1358 | int(crypto['mac-keysz']) * 8, | |
1359 | int(crypto['mac-tagsz']) * 8), | |
1360 | newlinep = True) | |
1361 | table.info('Hash function', | |
1362 | '%s (%d-bit output)' % | |
1363 | (crypto['hash'], | |
1364 | int(crypto['hash-sz']) * 8), | |
1365 | newlinep = True) | |
060ca767 | 1366 | |
984b6d33 MW |
1367 | me.show_all() |
1368 | ||
1369 | ###-------------------------------------------------------------------------- | |
1370 | ### Main monitor window. | |
060ca767 | 1371 | |
1372 | class MonitorWindow (MyWindow): | |
1373 | ||
984b6d33 MW |
1374 | """ |
1375 | The main monitor window. | |
1376 | ||
1377 | This class creates, populates and maintains the main monitor window. | |
1378 | ||
1379 | Lots of attributes: | |
1380 | ||
1381 | * warnings, trace: log models for server output | |
1382 | * warnview, traceview, traceopts, addpeerwin, cryptoinfo, servinfo: | |
1383 | WindowSlot objects for ancillary windows | |
1384 | * ui: Gtk UIManager object for the menu system | |
1385 | * apmenu: pair of identical autoconnecting peer menus | |
1386 | * listmodel: Gtk ListStore for connected peers; contains peer name, | |
1387 | address, and ping times (transport and encrypted, value and colour) | |
1388 | * status: Gtk Statusbar at the bottom of the window | |
1389 | * _kidding: an unpleasant backchannel between the apchange method (which | |
1390 | builds the apmenus) and the menu handler, forced on us by a Gtk | |
1391 | misfeature | |
1392 | ||
1393 | Also installs attributes on Peer objects: | |
1394 | ||
1395 | * i: index of peer's entry in listmodel | |
1396 | * win: WindowSlot object for the peer's PeerWindow | |
1397 | """ | |
1398 | ||
1399 | def __init__(me): | |
1400 | """Construct the window.""" | |
1401 | ||
1402 | ## Basic stuff. | |
060ca767 | 1403 | MyWindow.__init__(me) |
1404 | me.set_title('TrIPE monitor') | |
984b6d33 MW |
1405 | |
1406 | ## Hook onto diagnostic outputs. | |
060ca767 | 1407 | me.warnings = WarningLogModel() |
984b6d33 | 1408 | me.hook(conn.warnhook, me.warnings.notify) |
060ca767 | 1409 | me.trace = TraceLogModel() |
984b6d33 | 1410 | me.hook(conn.tracehook, me.trace.notify) |
060ca767 | 1411 | |
984b6d33 | 1412 | ## Make slots to store the various ancillary singleton windows. |
060ca767 | 1413 | me.warnview = WindowSlot(lambda: LogViewer(me.warnings)) |
1414 | me.traceview = WindowSlot(lambda: LogViewer(me.trace)) | |
984b6d33 MW |
1415 | me.traceopts = WindowSlot(lambda: TraceOptions()) |
1416 | me.addpeerwin = WindowSlot(lambda: AddPeerDialog()) | |
1417 | me.cryptoinfo = WindowSlot(lambda: CryptoInfo()) | |
1418 | me.servinfo = WindowSlot(lambda: ServInfo()) | |
060ca767 | 1419 | |
984b6d33 | 1420 | ## Main window structure. |
060ca767 | 1421 | vbox = G.VBox() |
1422 | me.add(vbox) | |
1423 | ||
984b6d33 | 1424 | ## UI manager makes our menus. (We're too cheap to have a toolbar.) |
060ca767 | 1425 | me.ui = G.UIManager() |
1426 | actgroup = makeactiongroup('monitor', | |
1427 | [('file-menu', '_File', None, None), | |
984b6d33 MW |
1428 | ('connect', '_Connect', '<Control>C', conn.connect), |
1429 | ('disconnect', '_Disconnect', '<Control>D', | |
1430 | lambda: conn.disconnect(None)), | |
1431 | ('quit', '_Quit', '<Control>Q', me.close), | |
060ca767 | 1432 | ('server-menu', '_Server', None, None), |
984b6d33 MW |
1433 | ('daemon', 'Run in _background', None, cr(conn.daemon)), |
1434 | ('server-version', 'Server version', '<Control>V', me.servinfo.open), | |
1435 | ('crypto-algs', 'Cryptographic algorithms', | |
1436 | '<Control>Y', me.cryptoinfo.open), | |
1437 | ('reload-keys', 'Reload keys', '<Control>R', cr(conn.reload)), | |
1438 | ('server-quit', 'Terminate server', None, cr(conn.quit)), | |
1439 | ('conn-peer', 'Connect peer', None, None), | |
060ca767 | 1440 | ('logs-menu', '_Logs', None, None), |
984b6d33 MW |
1441 | ('show-warnings', 'Show _warnings', '<Control>W', me.warnview.open), |
1442 | ('show-trace', 'Show _trace', '<Control>T', me.traceview.open), | |
060ca767 | 1443 | ('trace-options', 'Trace _options...', None, me.traceopts.open), |
1444 | ('help-menu', '_Help', None, None), | |
1445 | ('about', '_About tripemon...', None, aboutbox.open), | |
984b6d33 | 1446 | ('add-peer', '_Add peer...', '<Control>A', me.addpeerwin.open), |
060ca767 | 1447 | ('kill-peer', '_Kill peer', None, me.killpeer), |
1448 | ('force-kx', 'Force key e_xchange', None, me.forcekx)]) | |
984b6d33 MW |
1449 | |
1450 | ## Menu structures. | |
060ca767 | 1451 | uidef = ''' |
1452 | <ui> | |
1453 | <menubar> | |
1454 | <menu action="file-menu"> | |
1455 | <menuitem action="quit"/> | |
1456 | </menu> | |
1457 | <menu action="server-menu"> | |
984b6d33 | 1458 | <menuitem action="connect"/> |
060ca767 | 1459 | <menuitem action="disconnect"/> |
1460 | <separator/> | |
ca6eb20c | 1461 | <menuitem action="server-version"/> |
984b6d33 | 1462 | <menuitem action="crypto-algs"/> |
060ca767 | 1463 | <menuitem action="add-peer"/> |
984b6d33 | 1464 | <menuitem action="conn-peer"/> |
060ca767 | 1465 | <menuitem action="daemon"/> |
ca6eb20c | 1466 | <menuitem action="reload-keys"/> |
060ca767 | 1467 | <separator/> |
1468 | <menuitem action="server-quit"/> | |
1469 | </menu> | |
1470 | <menu action="logs-menu"> | |
1471 | <menuitem action="show-warnings"/> | |
1472 | <menuitem action="show-trace"/> | |
1473 | <menuitem action="trace-options"/> | |
1474 | </menu> | |
1475 | <menu action="help-menu"> | |
1476 | <menuitem action="about"/> | |
1477 | </menu> | |
1478 | </menubar> | |
1479 | <popup name="peer-popup"> | |
1480 | <menuitem action="add-peer"/> | |
984b6d33 | 1481 | <menuitem action="conn-peer"/> |
060ca767 | 1482 | <menuitem action="kill-peer"/> |
1483 | <menuitem action="force-kx"/> | |
1484 | </popup> | |
1485 | </ui> | |
1486 | ''' | |
984b6d33 MW |
1487 | |
1488 | ## Populate the UI manager. | |
060ca767 | 1489 | me.ui.insert_action_group(actgroup, 0) |
1490 | me.ui.add_ui_from_string(uidef) | |
984b6d33 MW |
1491 | |
1492 | ## Construct the menu bar. | |
060ca767 | 1493 | vbox.pack_start(me.ui.get_widget('/menubar'), expand = False) |
1494 | me.add_accel_group(me.ui.get_accel_group()) | |
060ca767 | 1495 | |
984b6d33 MW |
1496 | ## Construct and attach the auto-peers menu. (This is a horrible bodge |
1497 | ## because we can't attach the same submenu in two different places.) | |
1498 | me.apmenu = G.Menu(), G.Menu() | |
1499 | me.ui.get_widget('/menubar/server-menu/conn-peer') \ | |
1500 | .set_submenu(me.apmenu[0]) | |
1501 | me.ui.get_widget('/peer-popup/conn-peer').set_submenu(me.apmenu[1]) | |
1502 | ||
1503 | ## Construct the main list model, and listen on hooks which report | |
1504 | ## changes to the available peers. | |
060ca767 | 1505 | me.listmodel = G.ListStore(*(GO.TYPE_STRING,) * 6) |
1506 | me.listmodel.set_sort_column_id(0, G.SORT_ASCENDING) | |
984b6d33 MW |
1507 | me.hook(monitor.peers.addhook, me.addpeer) |
1508 | me.hook(monitor.peers.delhook, me.delpeer) | |
1509 | me.hook(monitor.autopeershook, me.apchange) | |
060ca767 | 1510 | |
984b6d33 MW |
1511 | ## Construct the list viewer and put it in a scrolling window. |
1512 | scr = MyScrolledWindow() | |
1513 | me.list = MyTreeView(me.listmodel) | |
060ca767 | 1514 | me.list.append_column(G.TreeViewColumn('Peer name', |
1515 | G.CellRendererText(), | |
1516 | text = 0)) | |
1517 | me.list.append_column(G.TreeViewColumn('Address', | |
1518 | G.CellRendererText(), | |
1519 | text = 1)) | |
1520 | me.list.append_column(G.TreeViewColumn('T-ping', | |
1521 | G.CellRendererText(), | |
1522 | text = 2, | |
1523 | foreground = 3)) | |
1524 | me.list.append_column(G.TreeViewColumn('E-ping', | |
1525 | G.CellRendererText(), | |
1526 | text = 4, | |
1527 | foreground = 5)) | |
1528 | me.list.get_column(1).set_expand(True) | |
1529 | me.list.connect('row-activated', me.activate) | |
1530 | me.list.connect('button-press-event', me.buttonpress) | |
1531 | me.list.set_reorderable(True) | |
1532 | me.list.get_selection().set_mode(G.SELECTION_NONE) | |
1533 | scr.add(me.list) | |
1534 | vbox.pack_start(scr) | |
1535 | ||
984b6d33 MW |
1536 | ## Construct the status bar, and listen on hooks which report changes to |
1537 | ## connection status. | |
1538 | me.status = G.Statusbar() | |
060ca767 | 1539 | vbox.pack_start(me.status, expand = False) |
984b6d33 MW |
1540 | me.hook(conn.connecthook, cr(me.connected)) |
1541 | me.hook(conn.disconnecthook, me.disconnected) | |
1542 | me.hook(conn.notehook, me.notify) | |
1543 | ||
1544 | ## Set a plausible default window size. | |
1545 | me.set_default_size(512, 180) | |
060ca767 | 1546 | |
1547 | def addpeer(me, peer): | |
984b6d33 | 1548 | """Hook: announces that PEER has been added.""" |
060ca767 | 1549 | peer.i = me.listmodel.append([peer.name, peer.addr, |
1550 | '???', 'green', '???', 'green']) | |
984b6d33 MW |
1551 | peer.win = WindowSlot(lambda: PeerWindow(peer)) |
1552 | me.hook(peer.pinghook, me._ping) | |
1553 | me.apchange() | |
1554 | ||
060ca767 | 1555 | def delpeer(me, peer): |
984b6d33 | 1556 | """Hook: announces that PEER has been removed.""" |
060ca767 | 1557 | me.listmodel.remove(peer.i) |
984b6d33 MW |
1558 | me.unhook(peer.pinghook) |
1559 | me.apchange() | |
1560 | ||
060ca767 | 1561 | def path_peer(me, path): |
984b6d33 MW |
1562 | """Return the peer corresponding to a given list-model PATH.""" |
1563 | return monitor.peers[me.listmodel[path][0]] | |
1564 | ||
1565 | def apchange(me): | |
1566 | """ | |
1567 | Hook: announces that a change has been made to the peers available for | |
1568 | automated connection. | |
1569 | ||
1570 | This populates both auto-peer menus and keeps them in sync. (As | |
1571 | mentioned above, we can't attach the same submenu to two separate parent | |
1572 | menu items. So we end up with two identical menus instead. Yes, this | |
1573 | does suck.) | |
1574 | """ | |
1575 | ||
1576 | ## The set_active method of a CheckMenuItem works by maybe activating the | |
1577 | ## menu item. This signals our handler. But we don't actually want to | |
1578 | ## signal the handler unless the user actually frobbed the item. So the | |
1579 | ## _kidding flag is used as an underhanded way of telling the handler | |
1580 | ## that we don't actually want it to do anything. Of course, this sucks | |
1581 | ## mightily. | |
1582 | me._kidding = True | |
1583 | ||
1584 | ## Iterate over the two menus. | |
1585 | for m in 0, 1: | |
1586 | menu = me.apmenu[m] | |
1587 | existing = menu.get_children() | |
1588 | if monitor.autopeers is None: | |
1589 | ||
1590 | ## No peers, so empty out the menu. | |
1591 | for item in existing: | |
1592 | menu.remove(item) | |
1593 | ||
1594 | else: | |
1595 | ||
1596 | ## Insert the new items into the menu. (XXX this seems buggy XXX) | |
37bc5549 | 1597 | ## Tick the peers which are actually connected. |
984b6d33 MW |
1598 | i = j = 0 |
1599 | for peer in monitor.autopeers: | |
1600 | if j < len(existing) and \ | |
1601 | existing[j].get_child().get_text() == peer: | |
1602 | item = existing[j] | |
1603 | j += 1 | |
1604 | else: | |
1605 | item = G.CheckMenuItem(peer, use_underline = False) | |
1606 | item.connect('activate', invoker(me._addautopeer, peer)) | |
1607 | menu.insert(item, i) | |
1608 | item.set_active(peer in monitor.peers.table) | |
1609 | i += 1 | |
1610 | ||
1611 | ## Make all the menu items visible. | |
1612 | menu.show_all() | |
1613 | ||
1614 | ## Set the parent menu items sensitive if and only if there are any peers | |
1615 | ## to connect. | |
1616 | for name in ['/menubar/server-menu/conn-peer', '/peer-popup/conn-peer']: | |
1617 | me.ui.get_widget(name).set_sensitive(bool(monitor.autopeers)) | |
1618 | ||
1619 | ## And now allow the handler to do its business normally. | |
1620 | me._kidding = False | |
1621 | ||
1622 | def _addautopeer(me, peer): | |
1623 | """ | |
1624 | Automatically connect an auto-peer. | |
1625 | ||
1626 | This method is invoked from the main coroutine. Since the actual | |
1627 | connection needs to issue administration commands, we must spawn a new | |
1628 | child coroutine for it. | |
1629 | """ | |
1630 | if me._kidding: | |
1631 | return | |
22b47552 MW |
1632 | T.Coroutine(me._addautopeer_hack, |
1633 | name = '_addautopeerhack %s' % peer).switch(peer) | |
984b6d33 MW |
1634 | |
1635 | def _addautopeer_hack(me, peer): | |
1636 | """Make an automated connection to PEER in response to a user click.""" | |
1637 | if me._kidding: | |
1638 | return | |
1639 | try: | |
1640 | T._simple(conn.svcsubmit('connect', 'active', peer)) | |
1641 | except T.TripeError, exc: | |
690a6ec1 | 1642 | T.defer(moanbox, ' '.join(exc.args)) |
984b6d33 | 1643 | me.apchange() |
060ca767 | 1644 | |
1645 | def activate(me, l, path, col): | |
984b6d33 MW |
1646 | """ |
1647 | Handle a double-click on a peer in the main list: open a PeerInfo window. | |
1648 | """ | |
060ca767 | 1649 | peer = me.path_peer(path) |
1650 | peer.win.open() | |
984b6d33 | 1651 | |
060ca767 | 1652 | def buttonpress(me, l, ev): |
984b6d33 MW |
1653 | """ |
1654 | Handle a mouse click on the main list. | |
1655 | ||
1656 | Currently we're only interested in button-3, which pops up the peer menu. | |
1657 | For future reference, we stash the peer that was clicked in me.menupeer. | |
1658 | """ | |
060ca767 | 1659 | if ev.button == 3: |
984b6d33 MW |
1660 | x, y = int(ev.x), int(ev.y) |
1661 | r = me.list.get_path_at_pos(x, y) | |
060ca767 | 1662 | for i in '/peer-popup/kill-peer', '/peer-popup/force-kx': |
984b6d33 | 1663 | me.ui.get_widget(i).set_sensitive(conn.connectedp() and |
060ca767 | 1664 | r is not None) |
984b6d33 MW |
1665 | me.ui.get_widget('/peer-popup/conn-peer'). \ |
1666 | set_sensitive(bool(monitor.autopeers)) | |
060ca767 | 1667 | if r: |
1668 | me.menupeer = me.path_peer(r[0]) | |
1669 | else: | |
1670 | me.menupeer = None | |
984b6d33 MW |
1671 | me.ui.get_widget('/peer-popup').popup( |
1672 | None, None, None, ev.button, ev.time) | |
060ca767 | 1673 | |
1674 | def killpeer(me): | |
984b6d33 MW |
1675 | """Kill a peer from the popup menu.""" |
1676 | cr(conn.kill, me.menupeer.name)() | |
1677 | ||
060ca767 | 1678 | def forcekx(me): |
984b6d33 MW |
1679 | """Kickstart a key-exchange from the popup menu.""" |
1680 | cr(conn.forcekx, me.menupeer.name)() | |
1681 | ||
1682 | _columnmap = {'PING': (2, 3), 'EPING': (4, 5)} | |
1683 | def _ping(me, p, cmd, ps): | |
1684 | """Hook: responds to ping reports.""" | |
1685 | textcol, colourcol = me._columnmap[cmd] | |
1686 | if ps.nmissrun: | |
1687 | me.listmodel[p.i][textcol] = '(miss %d)' % ps.nmissrun | |
1688 | me.listmodel[p.i][colourcol] = 'red' | |
060ca767 | 1689 | else: |
984b6d33 MW |
1690 | me.listmodel[p.i][textcol] = '%.1f ms' % ps.tlast |
1691 | me.listmodel[p.i][colourcol] = 'black' | |
1692 | ||
060ca767 | 1693 | def setstatus(me, status): |
984b6d33 | 1694 | """Update the message in the status bar.""" |
060ca767 | 1695 | me.status.pop(0) |
1696 | me.status.push(0, status) | |
984b6d33 MW |
1697 | |
1698 | def notify(me, note, *rest): | |
1699 | """Hook: invoked when interesting notifications occur.""" | |
060ca767 | 1700 | if note == 'DAEMON': |
1701 | me.ui.get_widget('/menubar/server-menu/daemon').set_sensitive(False) | |
984b6d33 | 1702 | |
060ca767 | 1703 | def connected(me): |
984b6d33 MW |
1704 | """ |
1705 | Hook: invoked when a connection is made to the server. | |
1706 | ||
1707 | Make options which require a server connection sensitive. | |
1708 | """ | |
1709 | me.setstatus('Connected (port %s)' % conn.port()) | |
060ca767 | 1710 | me.ui.get_widget('/menubar/server-menu/connect').set_sensitive(False) |
1711 | for i in ('/menubar/server-menu/disconnect', | |
1712 | '/menubar/server-menu/server-version', | |
1713 | '/menubar/server-menu/add-peer', | |
1714 | '/menubar/server-menu/server-quit', | |
1715 | '/menubar/logs-menu/trace-options'): | |
1716 | me.ui.get_widget(i).set_sensitive(True) | |
984b6d33 MW |
1717 | me.ui.get_widget('/menubar/server-menu/conn-peer'). \ |
1718 | set_sensitive(bool(monitor.autopeers)) | |
060ca767 | 1719 | me.ui.get_widget('/menubar/server-menu/daemon'). \ |
984b6d33 MW |
1720 | set_sensitive(conn.servinfo()['daemon'] == 'nil') |
1721 | ||
1722 | def disconnected(me, reason): | |
1723 | """ | |
1724 | Hook: invoked when the connection to the server is lost. | |
1725 | ||
1726 | Make most options insensitive. | |
1727 | """ | |
060ca767 | 1728 | me.setstatus('Disconnected') |
1729 | me.ui.get_widget('/menubar/server-menu/connect').set_sensitive(True) | |
1730 | for i in ('/menubar/server-menu/disconnect', | |
1731 | '/menubar/server-menu/server-version', | |
1732 | '/menubar/server-menu/add-peer', | |
984b6d33 | 1733 | '/menubar/server-menu/conn-peer', |
060ca767 | 1734 | '/menubar/server-menu/daemon', |
1735 | '/menubar/server-menu/server-quit', | |
1736 | '/menubar/logs-menu/trace-options'): | |
1737 | me.ui.get_widget(i).set_sensitive(False) | |
984b6d33 MW |
1738 | if reason: moanbox(reason) |
1739 | ||
1740 | ###-------------------------------------------------------------------------- | |
1741 | ### Main program. | |
1742 | ||
1743 | def parse_options(): | |
1744 | """ | |
1745 | Parse command-line options. | |
1746 | ||
1747 | Process the boring ones. Return all of them, for later. | |
1748 | """ | |
1749 | op = OptionParser(usage = '%prog [-a FILE] [-d DIR]', | |
1750 | version = '%prog (tripe version 1.0.0)') | |
1751 | op.add_option('-a', '--admin-socket', | |
1752 | metavar = 'FILE', dest = 'tripesock', default = T.tripesock, | |
1753 | help = 'Select socket to connect to [default %default]') | |
1754 | op.add_option('-d', '--directory', | |
1755 | metavar = 'DIR', dest = 'dir', default = T.configdir, | |
1756 | help = 'Select current diretory [default %default]') | |
1757 | opts, args = op.parse_args() | |
1758 | if args: op.error('no arguments permitted') | |
1759 | OS.chdir(opts.dir) | |
1760 | return opts | |
1761 | ||
1762 | def init(opts): | |
1763 | """Initialization.""" | |
1764 | ||
1765 | global conn, monitor, pinger | |
1766 | ||
984b6d33 MW |
1767 | ## Try to establish a connection. |
1768 | conn = Connection(opts.tripesock) | |
1769 | ||
1770 | ## Make the main interesting coroutines and objects. | |
1771 | monitor = Monitor() | |
1772 | pinger = Pinger() | |
1773 | pinger.switch() | |
060ca767 | 1774 | |
984b6d33 | 1775 | def main(): |
060ca767 | 1776 | |
984b6d33 MW |
1777 | ## Main window. |
1778 | root = MonitorWindow() | |
1779 | conn.connect() | |
1780 | root.show_all() | |
060ca767 | 1781 | |
984b6d33 | 1782 | ## Main loop. |
060ca767 | 1783 | HookClient().hook(root.closehook, exit) |
690a6ec1 | 1784 | conn.mainloop() |
060ca767 | 1785 | |
1786 | if __name__ == '__main__': | |
984b6d33 MW |
1787 | opts = parse_options() |
1788 | init(opts) | |
060ca767 | 1789 | main() |
1790 | ||
984b6d33 | 1791 | ###----- That's all, folks -------------------------------------------------- |