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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 | ||
a69f4417 MW |
43 | try: |
44 | if OS.getenv('TRIPEMON_FORCE_GI'): raise ImportError | |
45 | import pygtk | |
46 | pygtk.require('2.0') | |
47 | import gtk as G | |
48 | import gobject as GO | |
49 | import gtk.gdk as GDK | |
50 | GL = GO | |
dcd075c8 | 51 | GDK.KEY_Escape = G.keysyms.Escape |
a69f4417 MW |
52 | def raise_window(w): w.window.raise_() |
53 | combo_box_text = G.combo_box_new_text | |
54 | def set_entry_bg(e, c): e.modify_base(G.STATE_NORMAL, c) | |
55 | except ImportError: | |
56 | from gi.repository import GObject as GO, GLib as GL, Gtk as G, Gdk as GDK | |
57 | G.WINDOW_TOPLEVEL = G.WindowType.TOPLEVEL | |
58 | G.EXPAND = G.AttachOptions.EXPAND | |
59 | G.SHRINK = G.AttachOptions.SHRINK | |
60 | G.FILL = G.AttachOptions.FILL | |
61 | G.SORT_ASCENDING = G.SortType.ASCENDING | |
62 | G.POLICY_AUTOMATIC = G.PolicyType.AUTOMATIC | |
63 | G.SHADOW_IN = G.ShadowType.IN | |
64 | G.SELECTION_NONE = G.SelectionMode.NONE | |
65 | G.DIALOG_MODAL = G.DialogFlags.MODAL | |
66 | G.RESPONSE_CANCEL = G.ResponseType.CANCEL | |
67 | G.RESPONSE_NONE = G.ResponseType.NONE | |
68 | def raise_window(w): getattr(w.get_window(), 'raise')() | |
69 | combo_box_text = G.ComboBoxText | |
70 | def set_entry_bg(e, c): e.modify_bg(G.StateType.NORMAL, c) | |
060ca767 | 71 | |
984b6d33 MW |
72 | if OS.getenv('TRIPE_DEBUG_MONITOR') is not None: |
73 | T._debug = 1 | |
060ca767 | 74 | |
984b6d33 MW |
75 | ###-------------------------------------------------------------------------- |
76 | ### Doing things later. | |
060ca767 | 77 | |
984b6d33 MW |
78 | def uncaught(): |
79 | """Report an uncaught exception.""" | |
80 | excepthook(*exc_info()) | |
060ca767 | 81 | |
984b6d33 MW |
82 | def xwrap(func): |
83 | """ | |
84 | Return a function which behaves like FUNC, but reports exceptions via | |
85 | uncaught. | |
86 | """ | |
87 | def _(*args, **kw): | |
88 | try: | |
89 | return func(*args, **kw) | |
90 | except SystemExit: | |
91 | raise | |
92 | except: | |
93 | uncaught() | |
94 | raise | |
95 | return _ | |
060ca767 | 96 | |
984b6d33 MW |
97 | def invoker(func, *args, **kw): |
98 | """ | |
99 | Return a function which throws away its arguments and calls | |
100 | FUNC(*ARGS, **KW). | |
060ca767 | 101 | |
984b6d33 MW |
102 | If for loops worked by binding rather than assignment then we wouldn't need |
103 | this kludge. | |
104 | """ | |
105 | return lambda *hunoz, **hukairz: xwrap(func)(*args, **kw) | |
060ca767 | 106 | |
984b6d33 MW |
107 | def cr(func, *args, **kw): |
108 | """Return a function which invokes FUNC(*ARGS, **KW) in a coroutine.""" | |
22b47552 MW |
109 | name = T.funargstr(func, args, kw) |
110 | return lambda *hunoz, **hukairz: \ | |
111 | T.Coroutine(xwrap(func), name = name).switch(*args, **kw) | |
060ca767 | 112 | |
984b6d33 MW |
113 | def incr(func): |
114 | """Decorator: runs its function in a coroutine of its own.""" | |
22b47552 MW |
115 | return lambda *args, **kw: \ |
116 | (T.Coroutine(func, name = T.funargstr(func, args, kw)) | |
117 | .switch(*args, **kw)) | |
060ca767 | 118 | |
984b6d33 MW |
119 | ###-------------------------------------------------------------------------- |
120 | ### Random bits of infrastructure. | |
060ca767 | 121 | |
984b6d33 MW |
122 | ## Program name, shorn of extraneous stuff. |
123 | M.ego(argv[0]) | |
124 | moan = M.moan | |
125 | die = M.die | |
060ca767 | 126 | |
984b6d33 MW |
127 | class HookList (object): |
128 | """ | |
129 | Notification hook list. | |
060ca767 | 130 | |
984b6d33 MW |
131 | Other objects can add functions onto the hook list. When the hook list is |
132 | run, the functions are called in the order in which they were registered. | |
133 | """ | |
060ca767 | 134 | |
060ca767 | 135 | def __init__(me): |
984b6d33 | 136 | """Basic initialization: create the hook list.""" |
060ca767 | 137 | me.list = [] |
984b6d33 | 138 | |
060ca767 | 139 | def add(me, func, obj): |
984b6d33 | 140 | """Add FUNC to the list of hook functions.""" |
060ca767 | 141 | me.list.append((obj, func)) |
984b6d33 | 142 | |
060ca767 | 143 | def prune(me, obj): |
984b6d33 | 144 | """Remove hook functions registered with the given OBJ.""" |
060ca767 | 145 | new = [] |
146 | for o, f in me.list: | |
147 | if o is not obj: | |
148 | new.append((o, f)) | |
149 | me.list = new | |
984b6d33 | 150 | |
060ca767 | 151 | def run(me, *args, **kw): |
984b6d33 | 152 | """Invoke the hook functions with arguments *ARGS and **KW.""" |
060ca767 | 153 | for o, hook in me.list: |
154 | rc = hook(*args, **kw) | |
155 | if rc is not None: return rc | |
156 | return None | |
157 | ||
158 | class HookClient (object): | |
984b6d33 MW |
159 | """ |
160 | Mixin for classes which are clients of hooks. | |
161 | ||
162 | It keeps track of the hooks it's a client of, and has the ability to | |
163 | extricate itself from all of them. This is useful because weak objects | |
164 | don't seem to work well. | |
165 | """ | |
060ca767 | 166 | def __init__(me): |
984b6d33 | 167 | """Basic initialization.""" |
060ca767 | 168 | me.hooks = SET.Set() |
984b6d33 | 169 | |
060ca767 | 170 | def hook(me, hk, func): |
984b6d33 | 171 | """Add FUNC to the hook list HK.""" |
060ca767 | 172 | hk.add(func, me) |
173 | me.hooks.add(hk) | |
984b6d33 | 174 | |
060ca767 | 175 | def unhook(me, hk): |
984b6d33 | 176 | """Remove myself from the hook list HK.""" |
060ca767 | 177 | hk.prune(me) |
178 | me.hooks.discard(hk) | |
984b6d33 | 179 | |
060ca767 | 180 | def unhookall(me): |
984b6d33 | 181 | """Remove myself from all hook lists.""" |
060ca767 | 182 | for hk in me.hooks: |
183 | hk.prune(me) | |
184 | me.hooks.clear() | |
060ca767 | 185 | |
984b6d33 MW |
186 | class struct (object): |
187 | """A very simple dumb data container object.""" | |
188 | def __init__(me, **kw): | |
189 | me.__dict__.update(kw) | |
060ca767 | 190 | |
984b6d33 MW |
191 | ## Matches ISO date format yyyy-mm-ddThh:mm:ss. |
192 | rx_time = RX.compile(r'^(\d+)-(\d+)-(\d+)T(\d+):(\d+):(\d+)$') | |
060ca767 | 193 | |
984b6d33 MW |
194 | ###-------------------------------------------------------------------------- |
195 | ### Connections. | |
060ca767 | 196 | |
690a6ec1 MW |
197 | class GIOWatcher (object): |
198 | """ | |
199 | Monitor I/O events using glib. | |
200 | """ | |
a69f4417 | 201 | def __init__(me, conn, mc = GL.main_context_default()): |
690a6ec1 MW |
202 | me._conn = conn |
203 | me._watch = None | |
204 | me._mc = mc | |
205 | def connected(me, sock): | |
a69f4417 | 206 | me._watch = GL.io_add_watch(sock, GL.IO_IN, |
690a6ec1 MW |
207 | lambda *hunoz: me._conn.receive()) |
208 | def disconnected(me): | |
a69f4417 | 209 | GL.source_remove(me._watch) |
690a6ec1 MW |
210 | me._watch = None |
211 | def iterate(me): | |
212 | me._mc.iteration(True) | |
213 | ||
984b6d33 MW |
214 | class Connection (T.TripeCommandDispatcher): |
215 | """ | |
216 | The main connection to the server. | |
060ca767 | 217 | |
984b6d33 MW |
218 | The improvement over the TripeCommandDispatcher is that the Connection |
219 | provides hooklists for NOTE, WARN and TRACE messages, and for connect and | |
220 | disconnect events. | |
060ca767 | 221 | |
984b6d33 | 222 | This class knows about the Glib I/O dispatcher system, and plugs into it. |
060ca767 | 223 | |
984b6d33 | 224 | Hooks: |
060ca767 | 225 | |
984b6d33 MW |
226 | * connecthook(): a connection to the server has been established |
227 | * disconnecthook(): the connection has been dropped | |
228 | * notehook(TOKEN, ...): server issued a notification | |
229 | * warnhook(TOKEN, ...): server issued a warning | |
230 | * tracehook(TOKEN, ...): server issued a trace message | |
231 | """ | |
060ca767 | 232 | |
984b6d33 MW |
233 | def __init__(me, socket): |
234 | """Create a new Connection.""" | |
235 | T.TripeCommandDispatcher.__init__(me, socket) | |
060ca767 | 236 | me.connecthook = HookList() |
237 | me.disconnecthook = HookList() | |
060ca767 | 238 | me.notehook = HookList() |
984b6d33 MW |
239 | me.warnhook = HookList() |
240 | me.tracehook = HookList() | |
241 | me.handler['NOTE'] = lambda _, *rest: me.notehook.run(*rest) | |
242 | me.handler['WARN'] = lambda _, *rest: me.warnhook.run(*rest) | |
243 | me.handler['TRACE'] = lambda _, *rest: me.tracehook.run(*rest) | |
690a6ec1 | 244 | me.iowatch = GIOWatcher(me) |
984b6d33 | 245 | |
060ca767 | 246 | def connected(me): |
984b6d33 MW |
247 | """Handles reconnection to the server, and signals the hook.""" |
248 | T.TripeCommandDispatcher.connected(me) | |
984b6d33 MW |
249 | me.connecthook.run() |
250 | ||
251 | def disconnected(me, reason): | |
252 | """Handles disconnection from the server, and signals the hook.""" | |
984b6d33 MW |
253 | me.disconnecthook.run(reason) |
254 | T.TripeCommandDispatcher.disconnected(me, reason) | |
255 | ||
256 | ###-------------------------------------------------------------------------- | |
257 | ### Watching the peers go by. | |
258 | ||
259 | class MonitorObject (object): | |
260 | """ | |
261 | An object with hooks it uses to notify others of changes in its state. | |
262 | These are the objects tracked by the MonitorList class. | |
263 | ||
264 | The object has a name, an `aliveness' state indicated by the `alivep' flag, | |
265 | and hooks. | |
266 | ||
267 | Hooks: | |
268 | ||
269 | * changehook(): the object has changed its state | |
270 | * deadhook(): the object has been destroyed | |
271 | ||
272 | Subclass responsibilities: | |
273 | ||
274 | * update(INFO): update internal state based on the provided INFO, and run | |
275 | the changehook. | |
276 | """ | |
277 | ||
278 | def __init__(me, name): | |
279 | """Initialize the object with the given NAME.""" | |
060ca767 | 280 | me.name = name |
984b6d33 MW |
281 | me.deadhook = HookList() |
282 | me.changehook = HookList() | |
283 | me.alivep = True | |
284 | ||
285 | def dead(me): | |
286 | """Mark the object as dead; invoke the deadhook.""" | |
287 | me.alivep = False | |
288 | me.deadhook.run() | |
289 | ||
290 | class Peer (MonitorObject): | |
291 | """ | |
292 | An object representing a connected peer. | |
293 | ||
294 | As well as the standard hooks, a peer has a pinghook, which isn't used | |
295 | directly by this class. | |
296 | ||
297 | Hooks: | |
298 | ||
299 | * pinghook(): invoked by the Pinger (q.v.) when ping statistics change | |
300 | ||
301 | Attributes provided are: | |
302 | ||
303 | * addr = a vaguely human-readable representation of the peer's address | |
304 | * ifname = the peer's interface name | |
305 | * tunnel = the kind of tunnel the peer is using | |
306 | * keepalive = the peer's keepalive interval in seconds | |
307 | * ping['EPING'] and ping['PING'] = pingstate statistics (maintained by | |
308 | the Pinger) | |
309 | """ | |
310 | ||
311 | def __init__(me, name): | |
312 | """Initialize the object with the given name.""" | |
313 | MonitorObject.__init__(me, name) | |
314 | me.pinghook = HookList() | |
1ff5474e | 315 | me.__dict__.update(conn.algs(name)) |
984b6d33 MW |
316 | me.update() |
317 | ||
318 | def update(me, hunoz = None): | |
319 | """Update the peer, fetching information about it from the server.""" | |
d1034a00 | 320 | me._setaddr(conn.addr(me.name)) |
6411163d MW |
321 | me.ifname = conn.ifname(me.name) |
322 | me.__dict__.update(conn.peerinfo(me.name)) | |
323 | me.changehook.run() | |
324 | ||
325 | def _setaddr(me, addr): | |
326 | """Set the peer's address.""" | |
060ca767 | 327 | if addr[0] == 'INET': |
328 | ipaddr, port = addr[1:] | |
329 | try: | |
330 | name = S.gethostbyaddr(ipaddr)[0] | |
331 | me.addr = 'INET %s:%s [%s]' % (name, port, ipaddr) | |
332 | except S.herror: | |
333 | me.addr = 'INET %s:%s' % (ipaddr, port) | |
334 | else: | |
335 | me.addr = ' '.join(addr) | |
6411163d MW |
336 | |
337 | def setaddr(me, addr): | |
338 | """Informs the object of a change to its address to ADDR.""" | |
339 | me._setaddr(addr) | |
984b6d33 MW |
340 | me.changehook.run() |
341 | ||
342 | def setifname(me, newname): | |
343 | """Informs the object of a change to its interface name to NEWNAME.""" | |
344 | me.ifname = newname | |
345 | me.changehook.run() | |
346 | ||
347 | class Service (MonitorObject): | |
348 | """ | |
349 | Represents a service. | |
350 | ||
351 | Additional attributes are: | |
352 | ||
353 | * version = the service version | |
354 | """ | |
355 | def __init__(me, name, version): | |
356 | MonitorObject.__init__(me, name) | |
357 | me.version = version | |
358 | ||
359 | def update(me, version): | |
360 | """Tell the Service that its version has changed to VERSION.""" | |
361 | me.version = version | |
362 | me.changehook.run() | |
363 | ||
364 | class MonitorList (object): | |
365 | """ | |
366 | Maintains a collection of MonitorObjects. | |
367 | ||
368 | The MonitorList can be indexed by name to retrieve the individual objects; | |
369 | iteration generates the individual objects. More complicated operations | |
370 | can be done on the `table' dictionary directly. | |
371 | ||
372 | Hooks addhook(OBJ) and delhook(OBJ) are invoked when objects are added or | |
373 | deleted. | |
060ca767 | 374 | |
984b6d33 MW |
375 | Subclass responsibilities: |
376 | ||
377 | * list(): return a list of (NAME, INFO) pairs. | |
378 | ||
379 | * make(NAME, INFO): returns a new MonitorObject for the given NAME; INFO | |
380 | is from the output of list(). | |
381 | """ | |
382 | ||
383 | def __init__(me): | |
384 | """Initialize a new MonitorList.""" | |
385 | me.table = {} | |
386 | me.addhook = HookList() | |
387 | me.delhook = HookList() | |
388 | ||
389 | def update(me): | |
390 | """ | |
391 | Refresh the list of objects: | |
392 | ||
393 | We add new object which have appeared, delete ones which have vanished, | |
394 | and update any which persist. | |
395 | """ | |
396 | new = {} | |
397 | for name, stuff in me.list(): | |
398 | new[name] = True | |
399 | me.add(name, stuff) | |
400 | for name in me.table.copy(): | |
401 | if name not in new: | |
402 | me.remove(name) | |
403 | ||
404 | def add(me, name, stuff): | |
405 | """ | |
406 | Add a new object created by make(NAME, STUFF) if it doesn't already | |
407 | exist. If it does, update it. | |
408 | """ | |
409 | if name not in me.table: | |
410 | obj = me.make(name, stuff) | |
411 | me.table[name] = obj | |
412 | me.addhook.run(obj) | |
413 | else: | |
414 | me.table[name].update(stuff) | |
415 | ||
416 | def remove(me, name): | |
417 | """ | |
418 | Remove the object called NAME from the list. | |
419 | ||
420 | The object becomes dead. | |
421 | """ | |
422 | if name in me.table: | |
423 | obj = me.table[name] | |
424 | del me.table[name] | |
425 | me.delhook.run(obj) | |
426 | obj.dead() | |
427 | ||
428 | def __getitem__(me, name): | |
429 | """Retrieve the object called NAME.""" | |
430 | return me.table[name] | |
431 | ||
432 | def __iter__(me): | |
433 | """Iterate over the objects.""" | |
434 | return me.table.itervalues() | |
435 | ||
436 | class PeerList (MonitorList): | |
437 | """The list of the known peers.""" | |
438 | def list(me): | |
439 | return [(name, None) for name in conn.list()] | |
440 | def make(me, name, stuff): | |
441 | return Peer(name) | |
442 | ||
443 | class ServiceList (MonitorList): | |
444 | """The list of the registered services.""" | |
445 | def list(me): | |
446 | return conn.svclist() | |
447 | def make(me, name, stuff): | |
448 | return Service(name, stuff) | |
449 | ||
450 | class Monitor (HookClient): | |
451 | """ | |
452 | The main monitor: keeps track of the changes happening to the server. | |
453 | ||
454 | Exports the peers, services MonitorLists, and a (plain Python) list | |
455 | autopeers of peers which the connect service knows how to start by name. | |
456 | ||
457 | Hooks provided: | |
458 | ||
459 | * autopeershook(): invoked when the auto-peers list changes. | |
460 | """ | |
461 | def __init__(me): | |
462 | """Initialize the Monitor.""" | |
463 | HookClient.__init__(me) | |
464 | me.peers = PeerList() | |
465 | me.services = ServiceList() | |
466 | me.hook(conn.connecthook, me._connected) | |
467 | me.hook(conn.notehook, me._notify) | |
468 | me.autopeershook = HookList() | |
469 | me.autopeers = None | |
470 | ||
471 | def _connected(me): | |
472 | """Handle a successful connection by starting the setup coroutine.""" | |
473 | me._setup() | |
474 | ||
475 | @incr | |
476 | def _setup(me): | |
477 | """Coroutine function: initialize for a new connection.""" | |
478 | conn.watch('-A+wnt') | |
479 | me.peers.update() | |
480 | me.services.update() | |
481 | me._updateautopeers() | |
482 | ||
483 | def _updateautopeers(me): | |
484 | """Update the auto-peers list from the connect service.""" | |
485 | if 'connect' in me.services.table: | |
486 | me.autopeers = [' '.join(line) | |
c1f93f03 | 487 | for line in conn.svcsubmit('connect', 'list-active')] |
984b6d33 MW |
488 | me.autopeers.sort() |
489 | else: | |
490 | me.autopeers = None | |
491 | me.autopeershook.run() | |
492 | ||
493 | def _notify(me, code, *rest): | |
494 | """ | |
495 | Handle notifications from the server. | |
496 | ||
497 | ADD, KILL and NEWIFNAME notifications get passed up to the PeerList; | |
498 | SVCCLAIM and SVCRELEASE get passed up to the ServiceList. Finally, | |
499 | peerdb-update notifications from the watch service cause us to refresh | |
500 | the auto-peers list. | |
501 | """ | |
502 | if code == 'ADD': | |
690a6ec1 | 503 | T.aside(me.peers.add, rest[0], None) |
984b6d33 | 504 | elif code == 'KILL': |
690a6ec1 | 505 | T.aside(me.peers.remove, rest[0]) |
984b6d33 MW |
506 | elif code == 'NEWIFNAME': |
507 | try: | |
508 | me.peers[rest[0]].setifname(rest[2]) | |
509 | except KeyError: | |
510 | pass | |
6411163d MW |
511 | elif code == 'NEWADDR': |
512 | try: | |
513 | me.peers[rest[0]].setaddr(rest[1:]) | |
514 | except KeyError: | |
515 | pass | |
984b6d33 | 516 | elif code == 'SVCCLAIM': |
690a6ec1 | 517 | T.aside(me.services.add, rest[0], rest[1]) |
984b6d33 | 518 | if rest[0] == 'connect': |
690a6ec1 | 519 | T.aside(me._updateautopeers) |
984b6d33 | 520 | elif code == 'SVCRELEASE': |
690a6ec1 | 521 | T.aside(me.services.remove, rest[0]) |
984b6d33 | 522 | if rest[0] == 'connect': |
690a6ec1 | 523 | T.aside(me._updateautopeers) |
984b6d33 MW |
524 | elif code == 'USER': |
525 | if not rest: return | |
526 | if rest[0] == 'watch' and \ | |
527 | rest[1] == 'peerdb-update': | |
690a6ec1 | 528 | T.aside(me._updateautopeers) |
984b6d33 MW |
529 | |
530 | ###-------------------------------------------------------------------------- | |
531 | ### Window management cruft. | |
060ca767 | 532 | |
533 | class MyWindowMixin (G.Window, HookClient): | |
984b6d33 MW |
534 | """ |
535 | Mixin for windows which call a closehook when they're destroyed. It's also | |
536 | a hookclient, and will release its hooks when it's destroyed. | |
537 | ||
538 | Hooks: | |
539 | ||
540 | * closehook(): called when the window is closed. | |
541 | """ | |
542 | ||
060ca767 | 543 | def mywininit(me): |
984b6d33 | 544 | """Initialization function. Note that it's not called __init__!""" |
060ca767 | 545 | me.closehook = HookList() |
546 | HookClient.__init__(me) | |
547 | me.connect('destroy', invoker(me.close)) | |
984b6d33 | 548 | |
060ca767 | 549 | def close(me): |
984b6d33 | 550 | """Close the window, invoking the closehook and releasing all hooks.""" |
060ca767 | 551 | me.closehook.run() |
552 | me.destroy() | |
553 | me.unhookall() | |
984b6d33 | 554 | |
060ca767 | 555 | class MyWindow (MyWindowMixin): |
984b6d33 | 556 | """A version of MyWindowMixin suitable as a single parent class.""" |
060ca767 | 557 | def __init__(me, kind = G.WINDOW_TOPLEVEL): |
558 | G.Window.__init__(me, kind) | |
559 | me.mywininit() | |
984b6d33 | 560 | |
dcd075c8 MW |
561 | class TrivialWindowMixin (MyWindowMixin): |
562 | """A simple window which you can close with Escape.""" | |
563 | def mywininit(me): | |
564 | super(TrivialWindowMixin, me).mywininit() | |
565 | me.connect('key-press-event', me._keypress) | |
566 | def _keypress(me, _, ev): | |
567 | if ev.keyval == GDK.KEY_Escape: me.destroy() | |
568 | ||
569 | class TrivialWindow (MyWindow, TrivialWindowMixin): | |
570 | pass | |
571 | ||
060ca767 | 572 | class MyDialog (G.Dialog, MyWindowMixin, HookClient): |
573 | """A dialogue box with a closehook and sensible button binding.""" | |
984b6d33 | 574 | |
060ca767 | 575 | def __init__(me, title = None, flags = 0, buttons = []): |
984b6d33 MW |
576 | """ |
577 | The BUTTONS are a list of (STOCKID, THUNK) pairs: call the appropriate | |
578 | THUNK when the button is pressed. The other arguments are just like | |
579 | GTK's Dialog class. | |
580 | """ | |
060ca767 | 581 | i = 0 |
582 | br = [] | |
583 | me.rmap = [] | |
584 | for b, f in buttons: | |
585 | br.append(b) | |
586 | br.append(i) | |
587 | me.rmap.append(f) | |
588 | i += 1 | |
589 | G.Dialog.__init__(me, title, None, flags, tuple(br)) | |
060ca767 | 590 | me.mywininit() |
591 | me.set_default_response(i - 1) | |
592 | me.connect('response', me.respond) | |
984b6d33 | 593 | |
060ca767 | 594 | def respond(me, hunoz, rid, *hukairz): |
984b6d33 | 595 | """Dispatch responses to the appropriate thunks.""" |
060ca767 | 596 | if rid >= 0: me.rmap[rid]() |
597 | ||
ca6eb20c | 598 | def makeactiongroup(name, acts): |
984b6d33 MW |
599 | """ |
600 | Creates an ActionGroup called NAME. | |
601 | ||
602 | ACTS is a list of tuples containing: | |
603 | ||
604 | * ACT: an action name | |
605 | * LABEL: the label string for the action | |
606 | * ACCEL: accelerator string, or None | |
607 | * FUNC: thunk to call when the action is invoked | |
608 | """ | |
ca6eb20c | 609 | actgroup = G.ActionGroup(name) |
610 | for act, label, accel, func in acts: | |
611 | a = G.Action(act, label, None, None) | |
612 | if func: a.connect('activate', invoker(func)) | |
613 | actgroup.add_action_with_accel(a, accel) | |
614 | return actgroup | |
615 | ||
616 | class GridPacker (G.Table): | |
984b6d33 MW |
617 | """ |
618 | Like a Table, but with more state: makes filling in the widgets easier. | |
619 | """ | |
620 | ||
ca6eb20c | 621 | def __init__(me): |
984b6d33 | 622 | """Initialize a new GridPacker.""" |
ca6eb20c | 623 | G.Table.__init__(me) |
624 | me.row = 0 | |
625 | me.col = 0 | |
626 | me.rows = 1 | |
627 | me.cols = 1 | |
628 | me.set_border_width(4) | |
629 | me.set_col_spacings(4) | |
630 | me.set_row_spacings(4) | |
984b6d33 | 631 | |
ca6eb20c | 632 | def pack(me, w, width = 1, newlinep = False, |
633 | xopt = G.EXPAND | G.FILL | G.SHRINK, yopt = 0, | |
634 | xpad = 0, ypad = 0): | |
984b6d33 MW |
635 | """ |
636 | Packs a new widget. | |
637 | ||
638 | W is the widget to add. XOPY, YOPT, XPAD and YPAD are as for Table. | |
639 | WIDTH is how many cells to take up horizontally. NEWLINEP is whether to | |
640 | start a new line for this widget. Returns W. | |
641 | """ | |
ca6eb20c | 642 | if newlinep: |
643 | me.row += 1 | |
644 | me.col = 0 | |
645 | bot = me.row + 1 | |
646 | right = me.col + width | |
647 | if bot > me.rows or right > me.cols: | |
648 | if bot > me.rows: me.rows = bot | |
649 | if right > me.cols: me.cols = right | |
650 | me.resize(me.rows, me.cols) | |
651 | me.attach(w, me.col, me.col + width, me.row, me.row + 1, | |
652 | xopt, yopt, xpad, ypad) | |
653 | me.col += width | |
654 | return w | |
984b6d33 | 655 | |
ca6eb20c | 656 | def labelled(me, lab, w, newlinep = False, **kw): |
984b6d33 MW |
657 | """ |
658 | Packs a labelled widget. | |
659 | ||
660 | Other arguments are as for pack. Returns W. | |
661 | """ | |
662 | label = G.Label(lab + ' ') | |
ca6eb20c | 663 | label.set_alignment(1.0, 0) |
664 | me.pack(label, newlinep = newlinep, xopt = G.FILL) | |
665 | me.pack(w, **kw) | |
666 | return w | |
984b6d33 | 667 | |
ca6eb20c | 668 | def info(me, label, text = None, len = 18, **kw): |
984b6d33 MW |
669 | """ |
670 | Packs an information widget with a label. | |
671 | ||
672 | LABEL is the label; TEXT is the initial text; LEN is the estimated length | |
673 | in characters. Returns the entry widget. | |
674 | """ | |
675 | e = G.Label() | |
ca6eb20c | 676 | if text is not None: e.set_text(text) |
677 | e.set_width_chars(len) | |
984b6d33 MW |
678 | e.set_selectable(True) |
679 | e.set_alignment(0.0, 0.5) | |
ca6eb20c | 680 | me.labelled(label, e, **kw) |
681 | return e | |
682 | ||
060ca767 | 683 | class WindowSlot (HookClient): |
984b6d33 MW |
684 | """ |
685 | A place to store a window -- specificially a MyWindowMixin. | |
686 | ||
687 | If the window is destroyed, remember this; when we come to open the window, | |
688 | raise it if it already exists; otherwise make a new one. | |
689 | """ | |
060ca767 | 690 | def __init__(me, createfunc): |
984b6d33 MW |
691 | """ |
692 | Constructor: CREATEFUNC must return a new Window which supports the | |
693 | closehook protocol. | |
694 | """ | |
060ca767 | 695 | HookClient.__init__(me) |
696 | me.createfunc = createfunc | |
697 | me.window = None | |
984b6d33 | 698 | |
060ca767 | 699 | def open(me): |
700 | """Opens the window, creating it if necessary.""" | |
701 | if me.window: | |
a69f4417 | 702 | raise_window(me.window) |
060ca767 | 703 | else: |
704 | me.window = me.createfunc() | |
705 | me.hook(me.window.closehook, me.closed) | |
984b6d33 | 706 | |
060ca767 | 707 | def closed(me): |
984b6d33 | 708 | """Handles the window being closed.""" |
060ca767 | 709 | me.unhook(me.window.closehook) |
710 | me.window = None | |
711 | ||
984b6d33 MW |
712 | class MyTreeView (G.TreeView): |
713 | def __init__(me, model): | |
714 | G.TreeView.__init__(me, model) | |
715 | me.set_rules_hint(True) | |
716 | ||
717 | class MyScrolledWindow (G.ScrolledWindow): | |
718 | def __init__(me): | |
719 | G.ScrolledWindow.__init__(me) | |
720 | me.set_policy(G.POLICY_AUTOMATIC, G.POLICY_AUTOMATIC) | |
721 | me.set_shadow_type(G.SHADOW_IN) | |
722 | ||
723 | ## Matches a signed integer. | |
724 | rx_num = RX.compile(r'^[-+]?\d+$') | |
725 | ||
726 | ## The colour red. | |
c739b22c | 727 | c_red = GDK.color_parse('#ff6666') |
984b6d33 | 728 | |
060ca767 | 729 | class ValidationError (Exception): |
730 | """Raised by ValidatingEntry.get_text() if the text isn't valid.""" | |
731 | pass | |
984b6d33 | 732 | |
060ca767 | 733 | class ValidatingEntry (G.Entry): |
984b6d33 MW |
734 | """ |
735 | Like an Entry, but makes the text go red if the contents are invalid. | |
736 | ||
737 | If get_text is called, and the text is invalid, ValidationError is raised. | |
738 | The attribute validp reflects whether the contents are currently valid. | |
739 | """ | |
740 | ||
060ca767 | 741 | def __init__(me, valid, text = '', size = -1, *arg, **kw): |
984b6d33 MW |
742 | """ |
743 | Make a validating Entry. | |
744 | ||
745 | VALID is a regular expression or a predicate on strings. TEXT is the | |
746 | default text to insert. SIZE is the size of the box to set, in | |
747 | characters (ish). Other arguments are passed to Entry. | |
748 | """ | |
060ca767 | 749 | G.Entry.__init__(me, *arg, **kw) |
c739b22c MW |
750 | me.connect("changed", me._check) |
751 | me.connect("state-changed", me._check) | |
060ca767 | 752 | if callable(valid): |
753 | me.validate = valid | |
754 | else: | |
755 | me.validate = RX.compile(valid).match | |
756 | me.ensure_style() | |
060ca767 | 757 | if size != -1: me.set_width_chars(size) |
758 | me.set_activates_default(True) | |
759 | me.set_text(text) | |
c739b22c | 760 | me._check() |
984b6d33 | 761 | |
c739b22c | 762 | def _check(me, *hunoz): |
984b6d33 | 763 | """Check the current text and update validp and the text colour.""" |
060ca767 | 764 | if me.validate(G.Entry.get_text(me)): |
765 | me.validp = True | |
a69f4417 | 766 | set_entry_bg(me, None) |
060ca767 | 767 | else: |
768 | me.validp = False | |
a69f4417 | 769 | set_entry_bg(me, me.is_sensitive() and c_red or None) |
984b6d33 | 770 | |
060ca767 | 771 | def get_text(me): |
984b6d33 MW |
772 | """ |
773 | Return the text in the Entry if it's valid. If it isn't, raise | |
774 | ValidationError. | |
775 | """ | |
060ca767 | 776 | if not me.validp: |
777 | raise ValidationError | |
778 | return G.Entry.get_text(me) | |
779 | ||
780 | def numericvalidate(min = None, max = None): | |
984b6d33 MW |
781 | """ |
782 | Return a validation function for numbers. | |
783 | ||
784 | Entry must consist of an optional sign followed by digits, and the | |
785 | resulting integer must be within the given bounds. | |
786 | """ | |
060ca767 | 787 | return lambda x: (rx_num.match(x) and |
788 | (min is None or long(x) >= min) and | |
789 | (max is None or long(x) <= max)) | |
790 | ||
984b6d33 MW |
791 | ###-------------------------------------------------------------------------- |
792 | ### Various minor dialog boxen. | |
060ca767 | 793 | |
794 | GPL = """This program is free software; you can redistribute it and/or modify | |
795 | it under the terms of the GNU General Public License as published by | |
796 | the Free Software Foundation; either version 2 of the License, or | |
797 | (at your option) any later version. | |
798 | ||
799 | This program is distributed in the hope that it will be useful, | |
800 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
801 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
802 | GNU General Public License for more details. | |
803 | ||
804 | You should have received a copy of the GNU General Public License | |
805 | along with this program; if not, write to the Free Software Foundation, | |
806 | Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.""" | |
807 | ||
dcd075c8 | 808 | class AboutBox (G.AboutDialog, TrivialWindowMixin): |
060ca767 | 809 | """The program `About' box.""" |
810 | def __init__(me): | |
811 | G.AboutDialog.__init__(me) | |
812 | me.mywininit() | |
813 | me.set_name('TrIPEmon') | |
984b6d33 | 814 | me.set_version(T.VERSION) |
060ca767 | 815 | me.set_license(GPL) |
984b6d33 MW |
816 | me.set_authors(['Mark Wooding <mdw@distorted.org.uk>']) |
817 | me.set_comments('A graphical monitor for the TrIPE VPN server') | |
818 | me.set_copyright('Copyright © 2006-2008 Straylight/Edgeware') | |
819 | me.connect('response', me.respond) | |
060ca767 | 820 | me.show() |
984b6d33 MW |
821 | def respond(me, hunoz, rid, *hukairz): |
822 | if rid == G.RESPONSE_CANCEL: | |
823 | me.close() | |
060ca767 | 824 | aboutbox = WindowSlot(AboutBox) |
825 | ||
826 | def moanbox(msg): | |
827 | """Report an error message in a window.""" | |
984b6d33 | 828 | d = G.Dialog('Error from %s' % M.quis, |
060ca767 | 829 | flags = G.DIALOG_MODAL, |
830 | buttons = ((G.STOCK_OK, G.RESPONSE_NONE))) | |
831 | label = G.Label(msg) | |
832 | label.set_padding(20, 20) | |
a69f4417 | 833 | d.vbox.pack_start(label, True, True, 0) |
060ca767 | 834 | label.show() |
835 | d.run() | |
836 | d.destroy() | |
837 | ||
ca6eb20c | 838 | def unimplemented(*hunoz): |
839 | """Indicator of laziness.""" | |
840 | moanbox("I've not written that bit yet.") | |
841 | ||
984b6d33 MW |
842 | ###-------------------------------------------------------------------------- |
843 | ### Logging windows. | |
ca6eb20c | 844 | |
984b6d33 MW |
845 | class LogModel (G.ListStore): |
846 | """ | |
847 | A simple list of log messages, usable as the model for a TreeView. | |
ca6eb20c | 848 | |
984b6d33 MW |
849 | The column headings are stored in the `cols' attribute. |
850 | """ | |
060ca767 | 851 | |
060ca767 | 852 | def __init__(me, columns): |
984b6d33 MW |
853 | """ |
854 | COLUMNS must be a list of column name strings. We add a time column to | |
855 | the left. | |
856 | """ | |
060ca767 | 857 | me.cols = ('Time',) + columns |
858 | G.ListStore.__init__(me, *((GO.TYPE_STRING,) * len(me.cols))) | |
984b6d33 | 859 | |
060ca767 | 860 | def add(me, *entries): |
984b6d33 MW |
861 | """ |
862 | Adds a new log message, with a timestamp. | |
863 | ||
864 | The ENTRIES are the contents for the list columns. | |
865 | """ | |
866 | now = TIME.strftime('%Y-%m-%d %H:%M:%S') | |
867 | me.append((now, ) + entries) | |
060ca767 | 868 | |
869 | class TraceLogModel (LogModel): | |
870 | """Log model for trace messages.""" | |
871 | def __init__(me): | |
872 | LogModel.__init__(me, ('Message',)) | |
873 | def notify(me, line): | |
874 | """Call with a new trace message.""" | |
875 | me.add(line) | |
876 | ||
877 | class WarningLogModel (LogModel): | |
984b6d33 MW |
878 | """ |
879 | Log model for warnings. | |
880 | ||
881 | We split the category out into a separate column. | |
882 | """ | |
060ca767 | 883 | def __init__(me): |
884 | LogModel.__init__(me, ('Category', 'Message')) | |
984b6d33 | 885 | def notify(me, tag, *rest): |
060ca767 | 886 | """Call with a new warning message.""" |
984b6d33 | 887 | me.add(tag, ' '.join([T.quotify(w) for w in rest])) |
060ca767 | 888 | |
dcd075c8 | 889 | class LogViewer (TrivialWindow): |
984b6d33 MW |
890 | """ |
891 | A log viewer window. | |
892 | ||
893 | Its contents are a TreeView showing the log. | |
894 | ||
895 | Attributes: | |
896 | ||
897 | * model: an appropriate LogModel | |
898 | * list: a TreeView widget to display the log | |
899 | """ | |
900 | ||
060ca767 | 901 | def __init__(me, model): |
984b6d33 MW |
902 | """ |
903 | Create a log viewer showing the LogModel MODEL. | |
904 | """ | |
dcd075c8 | 905 | TrivialWindow.__init__(me) |
060ca767 | 906 | me.model = model |
984b6d33 MW |
907 | scr = MyScrolledWindow() |
908 | me.list = MyTreeView(me.model) | |
060ca767 | 909 | i = 0 |
910 | for c in me.model.cols: | |
984b6d33 MW |
911 | crt = G.CellRendererText() |
912 | me.list.append_column(G.TreeViewColumn(c, crt, text = i)) | |
060ca767 | 913 | i += 1 |
984b6d33 | 914 | crt.set_property('family', 'monospace') |
060ca767 | 915 | me.set_default_size(440, 256) |
916 | scr.add(me.list) | |
917 | me.add(scr) | |
918 | me.show_all() | |
919 | ||
984b6d33 MW |
920 | ###-------------------------------------------------------------------------- |
921 | ### Pinging peers. | |
922 | ||
923 | class pingstate (struct): | |
924 | """ | |
925 | Information kept for each peer by the Pinger. | |
926 | ||
927 | Important attributes: | |
928 | ||
929 | * peer = the peer name | |
930 | * command = PING or EPING | |
931 | * n = how many pings we've sent so far | |
932 | * ngood = how many returned | |
933 | * nmiss = how many didn't return | |
934 | * nmissrun = how many pings since the last good one | |
935 | * tlast = round-trip time for the last (good) ping | |
936 | * ttot = total roung trip time | |
937 | """ | |
938 | pass | |
939 | ||
940 | class Pinger (T.Coroutine, HookClient): | |
941 | """ | |
942 | Coroutine which pings known peers and collects statistics. | |
943 | ||
944 | Interesting attributes: | |
945 | ||
946 | * _map: dict mapping peer names to Peer objects | |
947 | * _q: event queue for notifying pinger coroutine | |
948 | * _timer: gobject timer for waking the coroutine | |
949 | """ | |
950 | ||
951 | def __init__(me): | |
952 | """ | |
953 | Initialize the pinger. | |
954 | ||
955 | We watch the monitor's PeerList to track which peers we should ping. We | |
956 | maintain an event queue and put all the events on that. | |
957 | ||
958 | The statistics for a PEER are held in the Peer object, in PEER.ping[CMD], | |
959 | where CMD is 'PING' or 'EPING'. | |
960 | """ | |
961 | T.Coroutine.__init__(me) | |
962 | HookClient.__init__(me) | |
963 | me._map = {} | |
964 | me._q = T.Queue() | |
965 | me._timer = None | |
966 | me.hook(conn.connecthook, me._connected) | |
967 | me.hook(conn.disconnecthook, me._disconnected) | |
968 | me.hook(monitor.peers.addhook, | |
690a6ec1 | 969 | lambda p: T.defer(me._q.put, (p, 'ADD', None))) |
984b6d33 | 970 | me.hook(monitor.peers.delhook, |
690a6ec1 | 971 | lambda p: T.defer(me._q.put, (p, 'KILL', None))) |
984b6d33 MW |
972 | if conn.connectedp(): me.connected() |
973 | ||
974 | def _connected(me): | |
975 | """Respond to connection: start pinging thngs.""" | |
a69f4417 | 976 | me._timer = GL.timeout_add(1000, me._timerfunc) |
984b6d33 MW |
977 | |
978 | def _timerfunc(me): | |
979 | """Timer function: put a timer event on the queue.""" | |
980 | me._q.put((None, 'TIMER', None)) | |
981 | return True | |
982 | ||
983 | def _disconnected(me, reason): | |
984 | """Respond to disconnection: stop pinging.""" | |
a69f4417 | 985 | GL.source_remove(me._timer) |
984b6d33 MW |
986 | |
987 | def run(me): | |
988 | """ | |
989 | Coroutine function: read events from the queue and process them. | |
990 | ||
991 | Interesting events: | |
992 | ||
993 | * (PEER, 'KILL', None): remove PEER from the interesting peers list | |
994 | * (PEER, 'ADD', None): add PEER to the list | |
995 | * (PEER, 'INFO', TOKENS): result from a PING command | |
996 | * (None, 'TIMER', None): interval timer went off: send more pings | |
997 | """ | |
998 | while True: | |
999 | tag, code, stuff = me._q.get() | |
1000 | if code == 'KILL': | |
1001 | name = tag.name | |
1002 | if name in me._map: | |
1003 | del me._map[name] | |
1004 | elif not conn.connectedp(): | |
1005 | pass | |
1006 | elif code == 'ADD': | |
1007 | p = tag | |
1008 | p.ping = {} | |
1009 | for cmd in 'PING', 'EPING': | |
1010 | ps = pingstate(command = cmd, peer = p, | |
1011 | n = 0, ngood = 0, nmiss = 0, nmissrun = 0, | |
1012 | tlast = 0, ttot = 0) | |
1013 | p.ping[cmd] = ps | |
1014 | me._map[p.name] = p | |
1015 | elif code == 'INFO': | |
1016 | ps = tag | |
1017 | if stuff[0] == 'ping-ok': | |
1018 | t = float(stuff[1]) | |
1019 | ps.ngood += 1 | |
1020 | ps.nmissrun = 0 | |
1021 | ps.tlast = t | |
1022 | ps.ttot += t | |
1023 | else: | |
1024 | ps.nmiss += 1 | |
1025 | ps.nmissrun += 1 | |
1026 | ps.n += 1 | |
1027 | ps.peer.pinghook.run(ps.peer, ps.command, ps) | |
1028 | elif code == 'TIMER': | |
1029 | for name, p in me._map.iteritems(): | |
1030 | for cmd, ps in p.ping.iteritems(): | |
1031 | conn.rawcommand(T.TripeAsynchronousCommand(me._q, ps, [ | |
1032 | cmd, '-background', conn.bgtag(), '--', name])) | |
1033 | ||
1034 | ###-------------------------------------------------------------------------- | |
1035 | ### Random dialogue boxes. | |
1036 | ||
1037 | class AddPeerDialog (MyDialog): | |
1038 | """ | |
1039 | Let the user create a new peer the low-level way. | |
1040 | ||
1041 | Interesting attributes: | |
1042 | ||
1043 | * e_name, e_addr, e_port, c_keepalive, l_tunnel: widgets in the dialog | |
1044 | """ | |
1045 | ||
1046 | def __init__(me): | |
1047 | """Initialize the dialogue.""" | |
1048 | MyDialog.__init__(me, 'Add peer', | |
1049 | buttons = [(G.STOCK_CANCEL, me.destroy), | |
1050 | (G.STOCK_OK, me.ok)]) | |
1051 | me._setup() | |
1052 | ||
1053 | @incr | |
1054 | def _setup(me): | |
1055 | """Coroutine function: background setup for AddPeerDialog.""" | |
1056 | table = GridPacker() | |
a69f4417 | 1057 | me.vbox.pack_start(table, True, True, 0) |
984b6d33 MW |
1058 | me.e_name = table.labelled('Name', |
1059 | ValidatingEntry(r'^[^\s.:]+$', '', 16), | |
1060 | width = 3) | |
1061 | me.e_addr = table.labelled('Address', | |
1062 | ValidatingEntry(r'^[a-zA-Z0-9.-]+$', '', 24), | |
1063 | newlinep = True) | |
1064 | me.e_port = table.labelled('Port', | |
1065 | ValidatingEntry(numericvalidate(0, 65535), | |
1066 | '4070', | |
1067 | 5)) | |
a69f4417 | 1068 | me.l_tunnel = table.labelled('Tunnel', combo_box_text(), |
984b6d33 MW |
1069 | newlinep = True, width = 3) |
1070 | me.tuns = conn.tunnels() | |
1071 | for t in me.tuns: | |
1072 | me.l_tunnel.append_text(t) | |
1073 | me.l_tunnel.set_active(0) | |
15e8239f MW |
1074 | |
1075 | def tickybox_sensitivity(tickybox, target): | |
1076 | tickybox.connect('toggled', | |
1077 | lambda t: target.set_sensitive (t.get_active())) | |
1078 | ||
1079 | me.c_keepalive = G.CheckButton('Keepalives') | |
984b6d33 | 1080 | table.pack(me.c_keepalive, newlinep = True, xopt = G.FILL) |
984b6d33 MW |
1081 | me.e_keepalive = ValidatingEntry(r'^\d+[hms]?$', '', 5) |
1082 | me.e_keepalive.set_sensitive(False) | |
15e8239f | 1083 | tickybox_sensitivity(me.c_keepalive, me.e_keepalive) |
984b6d33 | 1084 | table.pack(me.e_keepalive, width = 3) |
15e8239f MW |
1085 | |
1086 | me.c_mobile = G.CheckButton('Mobile') | |
1087 | table.pack(me.c_mobile, newlinep = True, width = 4, xopt = G.FILL) | |
1088 | ||
1089 | me.c_peerkey = G.CheckButton('Peer key tag') | |
1090 | table.pack(me.c_peerkey, newlinep = True, xopt = G.FILL) | |
1091 | me.e_peerkey = ValidatingEntry(r'^[^.:\s]+$', '', 16) | |
1092 | me.e_peerkey.set_sensitive(False) | |
1093 | tickybox_sensitivity(me.c_peerkey, me.e_peerkey) | |
1094 | table.pack(me.e_peerkey, width = 3) | |
1095 | ||
1096 | me.c_privkey = G.CheckButton('Private key tag') | |
1097 | table.pack(me.c_privkey, newlinep = True, xopt = G.FILL) | |
1098 | me.e_privkey = ValidatingEntry(r'^[^.:\s]+$', '', 16) | |
1099 | me.e_privkey.set_sensitive(False) | |
1100 | tickybox_sensitivity(me.c_privkey, me.e_privkey) | |
1101 | table.pack(me.e_privkey, width = 3) | |
1102 | ||
984b6d33 MW |
1103 | me.show_all() |
1104 | ||
1105 | def ok(me): | |
1106 | """Handle an OK press: create the peer.""" | |
1107 | try: | |
984b6d33 | 1108 | t = me.l_tunnel.get_active() |
15e8239f MW |
1109 | me._addpeer(me.e_name.get_text(), |
1110 | me.e_addr.get_text(), | |
1111 | me.e_port.get_text(), | |
1112 | keepalive = (me.c_keepalive.get_active() and | |
1113 | me.e_keepalive.get_text() or None), | |
1114 | tunnel = t and me.tuns[t] or None, | |
1115 | key = (me.c_peerkey.get_active() and | |
1116 | me.e_peerkey.get_text() or None), | |
1117 | priv = (me.c_privkey.get_active() and | |
1118 | me.e_privkey.get_text() or None)) | |
984b6d33 MW |
1119 | except ValidationError: |
1120 | GDK.beep() | |
1121 | return | |
1122 | ||
1123 | @incr | |
15e8239f | 1124 | def _addpeer(me, *args, **kw): |
984b6d33 MW |
1125 | """Coroutine function: actually do the ADD command.""" |
1126 | try: | |
15e8239f | 1127 | conn.add(*args, **kw) |
984b6d33 MW |
1128 | me.destroy() |
1129 | except T.TripeError, exc: | |
690a6ec1 | 1130 | T.defer(moanbox, ' '.join(exc)) |
984b6d33 | 1131 | |
dcd075c8 | 1132 | class ServInfo (TrivialWindow): |
984b6d33 MW |
1133 | """ |
1134 | Show information about the server and available services. | |
1135 | ||
1136 | Interesting attributes: | |
1137 | ||
1138 | * e: maps SERVINFO keys to entry widgets | |
1139 | * svcs: Gtk ListStore describing services (columns are name and version) | |
1140 | """ | |
1141 | ||
1142 | def __init__(me): | |
dcd075c8 | 1143 | TrivialWindow.__init__(me) |
984b6d33 MW |
1144 | me.set_title('TrIPE server info') |
1145 | table = GridPacker() | |
1146 | me.add(table) | |
1147 | me.e = {} | |
1148 | def add(label, tag, text = None, **kw): | |
1149 | me.e[tag] = table.info(label, text, **kw) | |
1150 | add('Implementation', 'implementation') | |
1151 | add('Version', 'version', newlinep = True) | |
1152 | me.svcs = G.ListStore(*(GO.TYPE_STRING,) * 2) | |
1153 | me.svcs.set_sort_column_id(0, G.SORT_ASCENDING) | |
1154 | scr = MyScrolledWindow() | |
1155 | lb = MyTreeView(me.svcs) | |
1156 | i = 0 | |
1157 | for title in 'Service', 'Version': | |
1158 | lb.append_column(G.TreeViewColumn( | |
1159 | title, G.CellRendererText(), text = i)) | |
1160 | i += 1 | |
1161 | for svc in monitor.services: | |
1162 | me.svcs.append([svc.name, svc.version]) | |
1163 | scr.add(lb) | |
1164 | table.pack(scr, width = 2, newlinep = True, | |
1165 | yopt = G.EXPAND | G.FILL | G.SHRINK) | |
1166 | me.update() | |
1167 | me.hook(conn.connecthook, me.update) | |
1168 | me.hook(monitor.services.addhook, me.addsvc) | |
1169 | me.hook(monitor.services.delhook, me.delsvc) | |
1170 | me.show_all() | |
1171 | ||
1172 | def addsvc(me, svc): | |
1173 | me.svcs.append([svc.name, svc.version]) | |
1174 | ||
1175 | def delsvc(me, svc): | |
1176 | for i in xrange(len(me.svcs)): | |
1177 | if me.svcs[i][0] == svc.name: | |
1178 | me.svcs.remove(me.svcs.get_iter(i)) | |
1179 | break | |
1180 | @incr | |
1181 | def update(me): | |
1182 | info = conn.servinfo() | |
1183 | for i in me.e: | |
1184 | me.e[i].set_text(info[i]) | |
1185 | ||
1186 | class TraceOptions (MyDialog): | |
1187 | """Tracing options window.""" | |
1188 | def __init__(me): | |
1189 | MyDialog.__init__(me, title = 'Tracing options', | |
1190 | buttons = [(G.STOCK_CLOSE, me.destroy), | |
1191 | (G.STOCK_OK, cr(me.ok))]) | |
1192 | me._setup() | |
1193 | ||
1194 | @incr | |
1195 | def _setup(me): | |
1196 | me.opts = [] | |
1197 | for ch, st, desc in conn.trace(): | |
1198 | if ch.isupper(): continue | |
1199 | text = desc[0].upper() + desc[1:] | |
1200 | ticky = G.CheckButton(text) | |
1201 | ticky.set_active(st == '+') | |
a69f4417 | 1202 | me.vbox.pack_start(ticky, True, True, 0) |
984b6d33 MW |
1203 | me.opts.append((ch, ticky)) |
1204 | me.show_all() | |
1205 | def ok(me): | |
1206 | on = [] | |
1207 | off = [] | |
1208 | for ch, ticky in me.opts: | |
1209 | if ticky.get_active(): | |
1210 | on.append(ch) | |
1211 | else: | |
1212 | off.append(ch) | |
1213 | setting = ''.join(on) + '-' + ''.join(off) | |
1214 | conn.trace(setting) | |
1215 | me.destroy() | |
1216 | ||
1217 | ###-------------------------------------------------------------------------- | |
1218 | ### Peer window. | |
060ca767 | 1219 | |
1220 | def xlate_time(t): | |
984b6d33 | 1221 | """Translate a TrIPE-format time to something human-readable.""" |
060ca767 | 1222 | if t == 'NEVER': return '(never)' |
37941236 | 1223 | YY, MM, DD, hh, mm, ss = map(int, rx_time.match(t).group(1, 2, 3, 4, 5, 6)) |
984b6d33 MW |
1224 | ago = TIME.time() - TIME.mktime((YY, MM, DD, hh, mm, ss, 0, 0, -1)) |
1225 | ago = MATH.floor(ago); unit = 's' | |
37941236 | 1226 | for n, u in [(60, 'min'), (60, 'hrs'), (24, 'days')]: |
1227 | if ago < 2*n: break | |
1228 | ago /= n | |
1229 | unit = u | |
1230 | return '%04d:%02d:%02d %02d:%02d:%02d (%.1f %s ago)' % \ | |
1231 | (YY, MM, DD, hh, mm, ss, ago, unit) | |
060ca767 | 1232 | def xlate_bytes(b): |
1233 | """Translate a number of bytes into something a human might want to read.""" | |
1234 | suff = 'B' | |
1235 | b = int(b) | |
1236 | for s in 'KMG': | |
1237 | if b < 4096: break | |
1238 | b /= 1024 | |
1239 | suff = s | |
1240 | return '%d %s' % (b, suff) | |
1241 | ||
1242 | ## How to translate peer stats. Maps the stat name to a translation | |
1243 | ## function. | |
1244 | statsxlate = \ | |
1245 | [('start-time', xlate_time), | |
1246 | ('last-packet-time', xlate_time), | |
1247 | ('last-keyexch-time', xlate_time), | |
1248 | ('bytes-in', xlate_bytes), | |
1249 | ('bytes-out', xlate_bytes), | |
1250 | ('keyexch-bytes-in', xlate_bytes), | |
1251 | ('keyexch-bytes-out', xlate_bytes), | |
1252 | ('ip-bytes-in', xlate_bytes), | |
1253 | ('ip-bytes-out', xlate_bytes)] | |
1254 | ||
1255 | ## How to lay out the stats dialog. Format is (LABEL, FORMAT): LABEL is | |
1256 | ## the label to give the entry box; FORMAT is the format string to write into | |
1257 | ## the entry. | |
1258 | statslayout = \ | |
1259 | [('Start time', '%(start-time)s'), | |
1ff5474e MW |
1260 | ('Private key', '%(current-key)s'), |
1261 | ('Diffie-Hellman group', | |
1262 | '%(kx-group)s ' | |
1263 | '(%(kx-group-order-bits)s-bit order, ' | |
1264 | '%(kx-group-elt-bits)s-bit elements)'), | |
1265 | ('Cipher', | |
1266 | '%(cipher)s (%(cipher-keysz)s-bit key, %(cipher-blksz)s-bit block)'), | |
1267 | ('Mac', '%(mac)s (%(mac-keysz)s-bit key, %(mac-tagsz)s-bit tag)'), | |
1268 | ('Hash', '%(hash)s (%(hash-sz)s-bit output)'), | |
060ca767 | 1269 | ('Last key-exchange', '%(last-keyexch-time)s'), |
1270 | ('Last packet', '%(last-packet-time)s'), | |
1271 | ('Packets in/out', | |
1272 | '%(packets-in)s (%(bytes-in)s) / %(packets-out)s (%(bytes-out)s)'), | |
1273 | ('Key-exchange in/out', | |
1274 | '%(keyexch-packets-in)s (%(keyexch-bytes-in)s) / %(keyexch-packets-out)s (%(keyexch-bytes-out)s)'), | |
1275 | ('IP in/out', | |
984b6d33 | 1276 | '%(ip-packets-in)s (%(ip-bytes-in)s) / %(ip-packets-out)s (%(ip-bytes-out)s)'), |
060ca767 | 1277 | ('Rejected packets', '%(rejected-packets)s')] |
1278 | ||
dcd075c8 | 1279 | class PeerWindow (TrivialWindow): |
984b6d33 MW |
1280 | """ |
1281 | Show information about a peer. | |
1282 | ||
1283 | This gives a graphical view of the server's peer statistics. | |
1284 | ||
1285 | Interesting attributes: | |
1286 | ||
1287 | * e: dict mapping keys (mostly matching label widget texts, though pings | |
1288 | use command names) to entry widgets so that we can update them easily | |
1289 | * peer: the peer this window shows information about | |
1290 | * cr: the info-fetching coroutine, or None if crrrently disconnected | |
1291 | * doupate: whether the info-fetching corouting should continue running | |
1292 | """ | |
1293 | ||
1294 | def __init__(me, peer): | |
1295 | """Construct a PeerWindow, showing information about PEER.""" | |
1296 | ||
dcd075c8 | 1297 | TrivialWindow.__init__(me) |
060ca767 | 1298 | me.set_title('TrIPE statistics: %s' % peer.name) |
060ca767 | 1299 | me.peer = peer |
984b6d33 | 1300 | |
060ca767 | 1301 | table = GridPacker() |
1302 | me.add(table) | |
984b6d33 MW |
1303 | |
1304 | ## Utility for adding fields. | |
060ca767 | 1305 | me.e = {} |
984b6d33 MW |
1306 | def add(label, text = None, key = None): |
1307 | if key is None: key = label | |
1308 | me.e[key] = table.info(label, text, len = 42, newlinep = True) | |
1309 | ||
1310 | ## Build the dialogue box. | |
060ca767 | 1311 | add('Peer name', peer.name) |
1312 | add('Tunnel', peer.tunnel) | |
1313 | add('Interface', peer.ifname) | |
1314 | add('Keepalives', | |
1315 | (peer.keepalive == '0' and 'never') or '%s s' % peer.keepalive) | |
1316 | add('Address', peer.addr) | |
984b6d33 MW |
1317 | add('Transport pings', key = 'PING') |
1318 | add('Encrypted pings', key = 'EPING') | |
1319 | ||
1320 | for label, format in statslayout: | |
1321 | add(label) | |
1322 | ||
1323 | ## Hook onto various interesting events. | |
1324 | me.hook(conn.connecthook, me.tryupdate) | |
1325 | me.hook(conn.disconnecthook, me.stopupdate) | |
060ca767 | 1326 | me.hook(me.closehook, me.stopupdate) |
1327 | me.hook(me.peer.deadhook, me.dead) | |
984b6d33 | 1328 | me.hook(me.peer.changehook, me.change) |
060ca767 | 1329 | me.hook(me.peer.pinghook, me.ping) |
984b6d33 MW |
1330 | me.cr = None |
1331 | me.doupdate = True | |
060ca767 | 1332 | me.tryupdate() |
984b6d33 MW |
1333 | |
1334 | ## Format the ping statistics. | |
1335 | for cmd, ps in me.peer.ping.iteritems(): | |
1336 | me.ping(me.peer, cmd, ps) | |
1337 | ||
1338 | ## And show the window. | |
060ca767 | 1339 | me.show_all() |
984b6d33 MW |
1340 | |
1341 | def change(me): | |
1342 | """Update the display in response to a notification.""" | |
1343 | me.e['Interface'].set_text(me.peer.ifname) | |
1344 | ||
1345 | def _update(me): | |
1346 | """ | |
1347 | Main display-updating coroutine. | |
1348 | ||
1349 | This does an update, sleeps for a while, and starts again. If the | |
1350 | me.doupdate flag goes low, we stop the loop. | |
1351 | """ | |
1352 | while me.peer.alivep and conn.connectedp() and me.doupdate: | |
1353 | stat = conn.stats(me.peer.name) | |
1354 | for s, trans in statsxlate: | |
1355 | stat[s] = trans(stat[s]) | |
1ff5474e | 1356 | stat.update(me.peer.__dict__) |
984b6d33 MW |
1357 | for label, format in statslayout: |
1358 | me.e[label].set_text(format % stat) | |
a69f4417 | 1359 | GL.timeout_add(1000, lambda: me.cr.switch() and False) |
984b6d33 MW |
1360 | me.cr.parent.switch() |
1361 | me.cr = None | |
1362 | ||
060ca767 | 1363 | def tryupdate(me): |
984b6d33 MW |
1364 | """Start the updater coroutine, if it's not going already.""" |
1365 | if me.cr is None: | |
22b47552 MW |
1366 | me.cr = T.Coroutine(me._update, |
1367 | name = 'update-peer-window %s' % me.peer.name) | |
984b6d33 MW |
1368 | me.cr.switch() |
1369 | ||
1370 | def stopupdate(me, *hunoz, **hukairz): | |
1371 | """Stop the update coroutine, by setting me.doupdate.""" | |
1372 | me.doupdate = False | |
1373 | ||
060ca767 | 1374 | def dead(me): |
984b6d33 | 1375 | """Called when the peer is killed.""" |
060ca767 | 1376 | me.set_title('TrIPE statistics: %s [defunct]' % me.peer.name) |
1377 | me.e['Peer name'].set_text('%s [defunct]' % me.peer.name) | |
1378 | me.stopupdate() | |
060ca767 | 1379 | |
984b6d33 MW |
1380 | def ping(me, peer, cmd, ps): |
1381 | """Called when a ping result for the peer is reported.""" | |
1382 | s = '%d/%d' % (ps.ngood, ps.n) | |
1383 | if ps.n: | |
1384 | s += ' (%.1f%%)' % (ps.ngood * 100.0/ps.n) | |
1385 | if ps.ngood: | |
1386 | s += '; %.2f ms (last %.1f ms)' % (ps.ttot/ps.ngood, ps.tlast); | |
1387 | me.e[ps.command].set_text(s) | |
1388 | ||
1389 | ###-------------------------------------------------------------------------- | |
1390 | ### Cryptographic status. | |
1391 | ||
dcd075c8 | 1392 | class CryptoInfo (TrivialWindow): |
984b6d33 MW |
1393 | """Simple display of cryptographic algorithms in use.""" |
1394 | def __init__(me): | |
dcd075c8 | 1395 | TrivialWindow.__init__(me) |
984b6d33 | 1396 | me.set_title('Cryptographic algorithms') |
690a6ec1 | 1397 | T.aside(me.populate) |
984b6d33 | 1398 | def populate(me): |
060ca767 | 1399 | table = GridPacker() |
984b6d33 | 1400 | me.add(table) |
060ca767 | 1401 | |
984b6d33 MW |
1402 | crypto = conn.algs() |
1403 | table.info('Diffie-Hellman group', | |
1404 | '%s (%d-bit order, %d-bit elements)' % | |
1405 | (crypto['kx-group'], | |
1406 | int(crypto['kx-group-order-bits']), | |
1407 | int(crypto['kx-group-elt-bits'])), | |
1408 | len = 32) | |
1409 | table.info('Data encryption', | |
1410 | '%s (%d-bit key; %s)' % | |
1411 | (crypto['cipher'], | |
1412 | int(crypto['cipher-keysz']) * 8, | |
1413 | crypto['cipher-blksz'] == '0' | |
1414 | and 'stream cipher' | |
1415 | or '%d-bit block' % (int(crypto['cipher-blksz']) * 8)), | |
1416 | newlinep = True) | |
1417 | table.info('Message authentication', | |
1418 | '%s (%d-bit key; %d-bit tag)' % | |
1419 | (crypto['mac'], | |
1420 | int(crypto['mac-keysz']) * 8, | |
1421 | int(crypto['mac-tagsz']) * 8), | |
1422 | newlinep = True) | |
1423 | table.info('Hash function', | |
1424 | '%s (%d-bit output)' % | |
1425 | (crypto['hash'], | |
1426 | int(crypto['hash-sz']) * 8), | |
1427 | newlinep = True) | |
060ca767 | 1428 | |
984b6d33 MW |
1429 | me.show_all() |
1430 | ||
1431 | ###-------------------------------------------------------------------------- | |
1432 | ### Main monitor window. | |
060ca767 | 1433 | |
1434 | class MonitorWindow (MyWindow): | |
1435 | ||
984b6d33 MW |
1436 | """ |
1437 | The main monitor window. | |
1438 | ||
1439 | This class creates, populates and maintains the main monitor window. | |
1440 | ||
1441 | Lots of attributes: | |
1442 | ||
1443 | * warnings, trace: log models for server output | |
1444 | * warnview, traceview, traceopts, addpeerwin, cryptoinfo, servinfo: | |
1445 | WindowSlot objects for ancillary windows | |
1446 | * ui: Gtk UIManager object for the menu system | |
1447 | * apmenu: pair of identical autoconnecting peer menus | |
1448 | * listmodel: Gtk ListStore for connected peers; contains peer name, | |
1449 | address, and ping times (transport and encrypted, value and colour) | |
1450 | * status: Gtk Statusbar at the bottom of the window | |
1451 | * _kidding: an unpleasant backchannel between the apchange method (which | |
1452 | builds the apmenus) and the menu handler, forced on us by a Gtk | |
1453 | misfeature | |
1454 | ||
1455 | Also installs attributes on Peer objects: | |
1456 | ||
1457 | * i: index of peer's entry in listmodel | |
1458 | * win: WindowSlot object for the peer's PeerWindow | |
1459 | """ | |
1460 | ||
1461 | def __init__(me): | |
1462 | """Construct the window.""" | |
1463 | ||
1464 | ## Basic stuff. | |
060ca767 | 1465 | MyWindow.__init__(me) |
1466 | me.set_title('TrIPE monitor') | |
984b6d33 MW |
1467 | |
1468 | ## Hook onto diagnostic outputs. | |
060ca767 | 1469 | me.warnings = WarningLogModel() |
984b6d33 | 1470 | me.hook(conn.warnhook, me.warnings.notify) |
060ca767 | 1471 | me.trace = TraceLogModel() |
984b6d33 | 1472 | me.hook(conn.tracehook, me.trace.notify) |
060ca767 | 1473 | |
984b6d33 | 1474 | ## Make slots to store the various ancillary singleton windows. |
060ca767 | 1475 | me.warnview = WindowSlot(lambda: LogViewer(me.warnings)) |
1476 | me.traceview = WindowSlot(lambda: LogViewer(me.trace)) | |
984b6d33 MW |
1477 | me.traceopts = WindowSlot(lambda: TraceOptions()) |
1478 | me.addpeerwin = WindowSlot(lambda: AddPeerDialog()) | |
1479 | me.cryptoinfo = WindowSlot(lambda: CryptoInfo()) | |
1480 | me.servinfo = WindowSlot(lambda: ServInfo()) | |
060ca767 | 1481 | |
984b6d33 | 1482 | ## Main window structure. |
060ca767 | 1483 | vbox = G.VBox() |
1484 | me.add(vbox) | |
1485 | ||
984b6d33 | 1486 | ## UI manager makes our menus. (We're too cheap to have a toolbar.) |
060ca767 | 1487 | me.ui = G.UIManager() |
1488 | actgroup = makeactiongroup('monitor', | |
1489 | [('file-menu', '_File', None, None), | |
984b6d33 MW |
1490 | ('connect', '_Connect', '<Control>C', conn.connect), |
1491 | ('disconnect', '_Disconnect', '<Control>D', | |
1492 | lambda: conn.disconnect(None)), | |
1493 | ('quit', '_Quit', '<Control>Q', me.close), | |
060ca767 | 1494 | ('server-menu', '_Server', None, None), |
984b6d33 MW |
1495 | ('daemon', 'Run in _background', None, cr(conn.daemon)), |
1496 | ('server-version', 'Server version', '<Control>V', me.servinfo.open), | |
1497 | ('crypto-algs', 'Cryptographic algorithms', | |
1498 | '<Control>Y', me.cryptoinfo.open), | |
1499 | ('reload-keys', 'Reload keys', '<Control>R', cr(conn.reload)), | |
1500 | ('server-quit', 'Terminate server', None, cr(conn.quit)), | |
1501 | ('conn-peer', 'Connect peer', None, None), | |
060ca767 | 1502 | ('logs-menu', '_Logs', None, None), |
984b6d33 MW |
1503 | ('show-warnings', 'Show _warnings', '<Control>W', me.warnview.open), |
1504 | ('show-trace', 'Show _trace', '<Control>T', me.traceview.open), | |
060ca767 | 1505 | ('trace-options', 'Trace _options...', None, me.traceopts.open), |
1506 | ('help-menu', '_Help', None, None), | |
1507 | ('about', '_About tripemon...', None, aboutbox.open), | |
984b6d33 | 1508 | ('add-peer', '_Add peer...', '<Control>A', me.addpeerwin.open), |
060ca767 | 1509 | ('kill-peer', '_Kill peer', None, me.killpeer), |
1510 | ('force-kx', 'Force key e_xchange', None, me.forcekx)]) | |
984b6d33 MW |
1511 | |
1512 | ## Menu structures. | |
060ca767 | 1513 | uidef = ''' |
1514 | <ui> | |
1515 | <menubar> | |
1516 | <menu action="file-menu"> | |
1517 | <menuitem action="quit"/> | |
1518 | </menu> | |
1519 | <menu action="server-menu"> | |
984b6d33 | 1520 | <menuitem action="connect"/> |
060ca767 | 1521 | <menuitem action="disconnect"/> |
1522 | <separator/> | |
ca6eb20c | 1523 | <menuitem action="server-version"/> |
984b6d33 | 1524 | <menuitem action="crypto-algs"/> |
060ca767 | 1525 | <menuitem action="add-peer"/> |
984b6d33 | 1526 | <menuitem action="conn-peer"/> |
060ca767 | 1527 | <menuitem action="daemon"/> |
ca6eb20c | 1528 | <menuitem action="reload-keys"/> |
060ca767 | 1529 | <separator/> |
1530 | <menuitem action="server-quit"/> | |
1531 | </menu> | |
1532 | <menu action="logs-menu"> | |
1533 | <menuitem action="show-warnings"/> | |
1534 | <menuitem action="show-trace"/> | |
1535 | <menuitem action="trace-options"/> | |
1536 | </menu> | |
1537 | <menu action="help-menu"> | |
1538 | <menuitem action="about"/> | |
1539 | </menu> | |
1540 | </menubar> | |
1541 | <popup name="peer-popup"> | |
1542 | <menuitem action="add-peer"/> | |
984b6d33 | 1543 | <menuitem action="conn-peer"/> |
060ca767 | 1544 | <menuitem action="kill-peer"/> |
1545 | <menuitem action="force-kx"/> | |
1546 | </popup> | |
1547 | </ui> | |
1548 | ''' | |
984b6d33 MW |
1549 | |
1550 | ## Populate the UI manager. | |
060ca767 | 1551 | me.ui.insert_action_group(actgroup, 0) |
1552 | me.ui.add_ui_from_string(uidef) | |
984b6d33 MW |
1553 | |
1554 | ## Construct the menu bar. | |
a69f4417 | 1555 | vbox.pack_start(me.ui.get_widget('/menubar'), False, True, 0) |
060ca767 | 1556 | me.add_accel_group(me.ui.get_accel_group()) |
060ca767 | 1557 | |
984b6d33 MW |
1558 | ## Construct and attach the auto-peers menu. (This is a horrible bodge |
1559 | ## because we can't attach the same submenu in two different places.) | |
1560 | me.apmenu = G.Menu(), G.Menu() | |
1561 | me.ui.get_widget('/menubar/server-menu/conn-peer') \ | |
1562 | .set_submenu(me.apmenu[0]) | |
1563 | me.ui.get_widget('/peer-popup/conn-peer').set_submenu(me.apmenu[1]) | |
1564 | ||
1565 | ## Construct the main list model, and listen on hooks which report | |
1566 | ## changes to the available peers. | |
060ca767 | 1567 | me.listmodel = G.ListStore(*(GO.TYPE_STRING,) * 6) |
1568 | me.listmodel.set_sort_column_id(0, G.SORT_ASCENDING) | |
984b6d33 MW |
1569 | me.hook(monitor.peers.addhook, me.addpeer) |
1570 | me.hook(monitor.peers.delhook, me.delpeer) | |
1571 | me.hook(monitor.autopeershook, me.apchange) | |
060ca767 | 1572 | |
984b6d33 MW |
1573 | ## Construct the list viewer and put it in a scrolling window. |
1574 | scr = MyScrolledWindow() | |
1575 | me.list = MyTreeView(me.listmodel) | |
060ca767 | 1576 | me.list.append_column(G.TreeViewColumn('Peer name', |
1577 | G.CellRendererText(), | |
1578 | text = 0)) | |
1579 | me.list.append_column(G.TreeViewColumn('Address', | |
1580 | G.CellRendererText(), | |
1581 | text = 1)) | |
1582 | me.list.append_column(G.TreeViewColumn('T-ping', | |
1583 | G.CellRendererText(), | |
1584 | text = 2, | |
1585 | foreground = 3)) | |
1586 | me.list.append_column(G.TreeViewColumn('E-ping', | |
1587 | G.CellRendererText(), | |
1588 | text = 4, | |
1589 | foreground = 5)) | |
1590 | me.list.get_column(1).set_expand(True) | |
1591 | me.list.connect('row-activated', me.activate) | |
1592 | me.list.connect('button-press-event', me.buttonpress) | |
1593 | me.list.set_reorderable(True) | |
1594 | me.list.get_selection().set_mode(G.SELECTION_NONE) | |
1595 | scr.add(me.list) | |
a69f4417 | 1596 | vbox.pack_start(scr, True, True, 0) |
060ca767 | 1597 | |
984b6d33 MW |
1598 | ## Construct the status bar, and listen on hooks which report changes to |
1599 | ## connection status. | |
1600 | me.status = G.Statusbar() | |
a69f4417 | 1601 | vbox.pack_start(me.status, False, True, 0) |
984b6d33 MW |
1602 | me.hook(conn.connecthook, cr(me.connected)) |
1603 | me.hook(conn.disconnecthook, me.disconnected) | |
1604 | me.hook(conn.notehook, me.notify) | |
1605 | ||
1606 | ## Set a plausible default window size. | |
1607 | me.set_default_size(512, 180) | |
060ca767 | 1608 | |
1609 | def addpeer(me, peer): | |
984b6d33 | 1610 | """Hook: announces that PEER has been added.""" |
060ca767 | 1611 | peer.i = me.listmodel.append([peer.name, peer.addr, |
1612 | '???', 'green', '???', 'green']) | |
984b6d33 MW |
1613 | peer.win = WindowSlot(lambda: PeerWindow(peer)) |
1614 | me.hook(peer.pinghook, me._ping) | |
1615 | me.apchange() | |
1616 | ||
060ca767 | 1617 | def delpeer(me, peer): |
984b6d33 | 1618 | """Hook: announces that PEER has been removed.""" |
060ca767 | 1619 | me.listmodel.remove(peer.i) |
984b6d33 MW |
1620 | me.unhook(peer.pinghook) |
1621 | me.apchange() | |
1622 | ||
060ca767 | 1623 | def path_peer(me, path): |
984b6d33 MW |
1624 | """Return the peer corresponding to a given list-model PATH.""" |
1625 | return monitor.peers[me.listmodel[path][0]] | |
1626 | ||
1627 | def apchange(me): | |
1628 | """ | |
1629 | Hook: announces that a change has been made to the peers available for | |
1630 | automated connection. | |
1631 | ||
1632 | This populates both auto-peer menus and keeps them in sync. (As | |
1633 | mentioned above, we can't attach the same submenu to two separate parent | |
1634 | menu items. So we end up with two identical menus instead. Yes, this | |
1635 | does suck.) | |
1636 | """ | |
1637 | ||
1638 | ## The set_active method of a CheckMenuItem works by maybe activating the | |
1639 | ## menu item. This signals our handler. But we don't actually want to | |
1640 | ## signal the handler unless the user actually frobbed the item. So the | |
1641 | ## _kidding flag is used as an underhanded way of telling the handler | |
1642 | ## that we don't actually want it to do anything. Of course, this sucks | |
1643 | ## mightily. | |
1644 | me._kidding = True | |
1645 | ||
1646 | ## Iterate over the two menus. | |
1647 | for m in 0, 1: | |
1648 | menu = me.apmenu[m] | |
1649 | existing = menu.get_children() | |
1650 | if monitor.autopeers is None: | |
1651 | ||
1652 | ## No peers, so empty out the menu. | |
1653 | for item in existing: | |
1654 | menu.remove(item) | |
1655 | ||
1656 | else: | |
1657 | ||
1658 | ## Insert the new items into the menu. (XXX this seems buggy XXX) | |
37bc5549 | 1659 | ## Tick the peers which are actually connected. |
984b6d33 MW |
1660 | i = j = 0 |
1661 | for peer in monitor.autopeers: | |
1662 | if j < len(existing) and \ | |
1663 | existing[j].get_child().get_text() == peer: | |
1664 | item = existing[j] | |
1665 | j += 1 | |
1666 | else: | |
1667 | item = G.CheckMenuItem(peer, use_underline = False) | |
1668 | item.connect('activate', invoker(me._addautopeer, peer)) | |
1669 | menu.insert(item, i) | |
1670 | item.set_active(peer in monitor.peers.table) | |
1671 | i += 1 | |
1672 | ||
1673 | ## Make all the menu items visible. | |
1674 | menu.show_all() | |
1675 | ||
1676 | ## Set the parent menu items sensitive if and only if there are any peers | |
1677 | ## to connect. | |
1678 | for name in ['/menubar/server-menu/conn-peer', '/peer-popup/conn-peer']: | |
1679 | me.ui.get_widget(name).set_sensitive(bool(monitor.autopeers)) | |
1680 | ||
1681 | ## And now allow the handler to do its business normally. | |
1682 | me._kidding = False | |
1683 | ||
1684 | def _addautopeer(me, peer): | |
1685 | """ | |
1686 | Automatically connect an auto-peer. | |
1687 | ||
1688 | This method is invoked from the main coroutine. Since the actual | |
1689 | connection needs to issue administration commands, we must spawn a new | |
1690 | child coroutine for it. | |
1691 | """ | |
1692 | if me._kidding: | |
1693 | return | |
22b47552 MW |
1694 | T.Coroutine(me._addautopeer_hack, |
1695 | name = '_addautopeerhack %s' % peer).switch(peer) | |
984b6d33 MW |
1696 | |
1697 | def _addautopeer_hack(me, peer): | |
1698 | """Make an automated connection to PEER in response to a user click.""" | |
1699 | if me._kidding: | |
1700 | return | |
1701 | try: | |
1702 | T._simple(conn.svcsubmit('connect', 'active', peer)) | |
1703 | except T.TripeError, exc: | |
690a6ec1 | 1704 | T.defer(moanbox, ' '.join(exc.args)) |
984b6d33 | 1705 | me.apchange() |
060ca767 | 1706 | |
1707 | def activate(me, l, path, col): | |
984b6d33 MW |
1708 | """ |
1709 | Handle a double-click on a peer in the main list: open a PeerInfo window. | |
1710 | """ | |
060ca767 | 1711 | peer = me.path_peer(path) |
1712 | peer.win.open() | |
984b6d33 | 1713 | |
060ca767 | 1714 | def buttonpress(me, l, ev): |
984b6d33 MW |
1715 | """ |
1716 | Handle a mouse click on the main list. | |
1717 | ||
1718 | Currently we're only interested in button-3, which pops up the peer menu. | |
1719 | For future reference, we stash the peer that was clicked in me.menupeer. | |
1720 | """ | |
060ca767 | 1721 | if ev.button == 3: |
984b6d33 MW |
1722 | x, y = int(ev.x), int(ev.y) |
1723 | r = me.list.get_path_at_pos(x, y) | |
060ca767 | 1724 | for i in '/peer-popup/kill-peer', '/peer-popup/force-kx': |
984b6d33 | 1725 | me.ui.get_widget(i).set_sensitive(conn.connectedp() and |
060ca767 | 1726 | r is not None) |
984b6d33 MW |
1727 | me.ui.get_widget('/peer-popup/conn-peer'). \ |
1728 | set_sensitive(bool(monitor.autopeers)) | |
060ca767 | 1729 | if r: |
1730 | me.menupeer = me.path_peer(r[0]) | |
1731 | else: | |
1732 | me.menupeer = None | |
984b6d33 MW |
1733 | me.ui.get_widget('/peer-popup').popup( |
1734 | None, None, None, ev.button, ev.time) | |
060ca767 | 1735 | |
1736 | def killpeer(me): | |
984b6d33 MW |
1737 | """Kill a peer from the popup menu.""" |
1738 | cr(conn.kill, me.menupeer.name)() | |
1739 | ||
060ca767 | 1740 | def forcekx(me): |
984b6d33 MW |
1741 | """Kickstart a key-exchange from the popup menu.""" |
1742 | cr(conn.forcekx, me.menupeer.name)() | |
1743 | ||
1744 | _columnmap = {'PING': (2, 3), 'EPING': (4, 5)} | |
1745 | def _ping(me, p, cmd, ps): | |
1746 | """Hook: responds to ping reports.""" | |
1747 | textcol, colourcol = me._columnmap[cmd] | |
1748 | if ps.nmissrun: | |
1749 | me.listmodel[p.i][textcol] = '(miss %d)' % ps.nmissrun | |
1750 | me.listmodel[p.i][colourcol] = 'red' | |
060ca767 | 1751 | else: |
984b6d33 MW |
1752 | me.listmodel[p.i][textcol] = '%.1f ms' % ps.tlast |
1753 | me.listmodel[p.i][colourcol] = 'black' | |
1754 | ||
060ca767 | 1755 | def setstatus(me, status): |
984b6d33 | 1756 | """Update the message in the status bar.""" |
060ca767 | 1757 | me.status.pop(0) |
1758 | me.status.push(0, status) | |
984b6d33 MW |
1759 | |
1760 | def notify(me, note, *rest): | |
1761 | """Hook: invoked when interesting notifications occur.""" | |
060ca767 | 1762 | if note == 'DAEMON': |
1763 | me.ui.get_widget('/menubar/server-menu/daemon').set_sensitive(False) | |
984b6d33 | 1764 | |
060ca767 | 1765 | def connected(me): |
984b6d33 MW |
1766 | """ |
1767 | Hook: invoked when a connection is made to the server. | |
1768 | ||
1769 | Make options which require a server connection sensitive. | |
1770 | """ | |
1771 | me.setstatus('Connected (port %s)' % conn.port()) | |
060ca767 | 1772 | me.ui.get_widget('/menubar/server-menu/connect').set_sensitive(False) |
1773 | for i in ('/menubar/server-menu/disconnect', | |
1774 | '/menubar/server-menu/server-version', | |
1775 | '/menubar/server-menu/add-peer', | |
1776 | '/menubar/server-menu/server-quit', | |
1777 | '/menubar/logs-menu/trace-options'): | |
1778 | me.ui.get_widget(i).set_sensitive(True) | |
984b6d33 MW |
1779 | me.ui.get_widget('/menubar/server-menu/conn-peer'). \ |
1780 | set_sensitive(bool(monitor.autopeers)) | |
060ca767 | 1781 | me.ui.get_widget('/menubar/server-menu/daemon'). \ |
984b6d33 MW |
1782 | set_sensitive(conn.servinfo()['daemon'] == 'nil') |
1783 | ||
1784 | def disconnected(me, reason): | |
1785 | """ | |
1786 | Hook: invoked when the connection to the server is lost. | |
1787 | ||
1788 | Make most options insensitive. | |
1789 | """ | |
060ca767 | 1790 | me.setstatus('Disconnected') |
1791 | me.ui.get_widget('/menubar/server-menu/connect').set_sensitive(True) | |
1792 | for i in ('/menubar/server-menu/disconnect', | |
1793 | '/menubar/server-menu/server-version', | |
1794 | '/menubar/server-menu/add-peer', | |
984b6d33 | 1795 | '/menubar/server-menu/conn-peer', |
060ca767 | 1796 | '/menubar/server-menu/daemon', |
1797 | '/menubar/server-menu/server-quit', | |
1798 | '/menubar/logs-menu/trace-options'): | |
1799 | me.ui.get_widget(i).set_sensitive(False) | |
984b6d33 MW |
1800 | if reason: moanbox(reason) |
1801 | ||
1802 | ###-------------------------------------------------------------------------- | |
1803 | ### Main program. | |
1804 | ||
1805 | def parse_options(): | |
1806 | """ | |
1807 | Parse command-line options. | |
1808 | ||
1809 | Process the boring ones. Return all of them, for later. | |
1810 | """ | |
1811 | op = OptionParser(usage = '%prog [-a FILE] [-d DIR]', | |
1812 | version = '%prog (tripe version 1.0.0)') | |
1813 | op.add_option('-a', '--admin-socket', | |
1814 | metavar = 'FILE', dest = 'tripesock', default = T.tripesock, | |
1815 | help = 'Select socket to connect to [default %default]') | |
1816 | op.add_option('-d', '--directory', | |
1817 | metavar = 'DIR', dest = 'dir', default = T.configdir, | |
1818 | help = 'Select current diretory [default %default]') | |
1819 | opts, args = op.parse_args() | |
1820 | if args: op.error('no arguments permitted') | |
1821 | OS.chdir(opts.dir) | |
1822 | return opts | |
1823 | ||
1824 | def init(opts): | |
1825 | """Initialization.""" | |
1826 | ||
1827 | global conn, monitor, pinger | |
1828 | ||
984b6d33 MW |
1829 | ## Try to establish a connection. |
1830 | conn = Connection(opts.tripesock) | |
1831 | ||
1832 | ## Make the main interesting coroutines and objects. | |
1833 | monitor = Monitor() | |
1834 | pinger = Pinger() | |
1835 | pinger.switch() | |
060ca767 | 1836 | |
984b6d33 | 1837 | def main(): |
060ca767 | 1838 | |
984b6d33 MW |
1839 | ## Main window. |
1840 | root = MonitorWindow() | |
1841 | conn.connect() | |
1842 | root.show_all() | |
060ca767 | 1843 | |
984b6d33 | 1844 | ## Main loop. |
060ca767 | 1845 | HookClient().hook(root.closehook, exit) |
690a6ec1 | 1846 | conn.mainloop() |
060ca767 | 1847 | |
1848 | if __name__ == '__main__': | |
984b6d33 MW |
1849 | opts = parse_options() |
1850 | init(opts) | |
060ca767 | 1851 | main() |
1852 | ||
984b6d33 | 1853 | ###----- That's all, folks -------------------------------------------------- |