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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 | ### | |
11ad66c2 MW |
13 | ### TrIPE is free software: you can redistribute it and/or modify it under |
14 | ### the terms of the GNU General Public License as published by the Free | |
15 | ### Software Foundation; either version 3 of the License, or (at your | |
16 | ### option) any later version. | |
984b6d33 | 17 | ### |
11ad66c2 MW |
18 | ### TrIPE is distributed in the hope that it will be useful, but WITHOUT |
19 | ### ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
20 | ### FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
21 | ### for more details. | |
984b6d33 MW |
22 | ### |
23 | ### You should have received a copy of the GNU General Public License | |
11ad66c2 | 24 | ### along with TrIPE. If not, see <https://www.gnu.org/licenses/>. |
984b6d33 MW |
25 | |
26 | ###-------------------------------------------------------------------------- | |
27 | ### Dependencies. | |
060ca767 | 28 | |
29 | import socket as S | |
984b6d33 MW |
30 | import tripe as T |
31 | import mLib as M | |
32 | from sys import argv, exit, stdin, stdout, stderr, exc_info, excepthook | |
060ca767 | 33 | import os as OS |
34 | from os import environ | |
984b6d33 | 35 | import math as MATH |
060ca767 | 36 | import sets as SET |
984b6d33 MW |
37 | from optparse import OptionParser |
38 | import time as TIME | |
c55f0b7c | 39 | import re as RX |
060ca767 | 40 | from cStringIO import StringIO |
41 | ||
a69f4417 | 42 | try: |
171206b5 | 43 | if OS.getenv('TRIPEMON_FORCE_GI'): raise ImportError() |
a69f4417 MW |
44 | import pygtk |
45 | pygtk.require('2.0') | |
46 | import gtk as G | |
47 | import gobject as GO | |
48 | import gtk.gdk as GDK | |
49 | GL = GO | |
dcd075c8 | 50 | GDK.KEY_Escape = G.keysyms.Escape |
a69f4417 MW |
51 | def raise_window(w): w.window.raise_() |
52 | combo_box_text = G.combo_box_new_text | |
53 | def set_entry_bg(e, c): e.modify_base(G.STATE_NORMAL, c) | |
54 | except ImportError: | |
55 | from gi.repository import GObject as GO, GLib as GL, Gtk as G, Gdk as GDK | |
56 | G.WINDOW_TOPLEVEL = G.WindowType.TOPLEVEL | |
57 | G.EXPAND = G.AttachOptions.EXPAND | |
58 | G.SHRINK = G.AttachOptions.SHRINK | |
59 | G.FILL = G.AttachOptions.FILL | |
60 | G.SORT_ASCENDING = G.SortType.ASCENDING | |
61 | G.POLICY_AUTOMATIC = G.PolicyType.AUTOMATIC | |
62 | G.SHADOW_IN = G.ShadowType.IN | |
63 | G.SELECTION_NONE = G.SelectionMode.NONE | |
64 | G.DIALOG_MODAL = G.DialogFlags.MODAL | |
65 | G.RESPONSE_CANCEL = G.ResponseType.CANCEL | |
66 | G.RESPONSE_NONE = G.ResponseType.NONE | |
67 | def raise_window(w): getattr(w.get_window(), 'raise')() | |
68 | combo_box_text = G.ComboBoxText | |
69 | def set_entry_bg(e, c): e.modify_bg(G.StateType.NORMAL, c) | |
060ca767 | 70 | |
984b6d33 MW |
71 | if OS.getenv('TRIPE_DEBUG_MONITOR') is not None: |
72 | T._debug = 1 | |
060ca767 | 73 | |
984b6d33 MW |
74 | ###-------------------------------------------------------------------------- |
75 | ### Doing things later. | |
060ca767 | 76 | |
984b6d33 MW |
77 | def uncaught(): |
78 | """Report an uncaught exception.""" | |
79 | excepthook(*exc_info()) | |
060ca767 | 80 | |
984b6d33 MW |
81 | def xwrap(func): |
82 | """ | |
83 | Return a function which behaves like FUNC, but reports exceptions via | |
84 | uncaught. | |
85 | """ | |
86 | def _(*args, **kw): | |
87 | try: | |
88 | return func(*args, **kw) | |
89 | except SystemExit: | |
90 | raise | |
91 | except: | |
92 | uncaught() | |
93 | raise | |
94 | return _ | |
060ca767 | 95 | |
984b6d33 MW |
96 | def invoker(func, *args, **kw): |
97 | """ | |
98 | Return a function which throws away its arguments and calls | |
99 | FUNC(*ARGS, **KW). | |
060ca767 | 100 | |
984b6d33 MW |
101 | If for loops worked by binding rather than assignment then we wouldn't need |
102 | this kludge. | |
103 | """ | |
104 | return lambda *hunoz, **hukairz: xwrap(func)(*args, **kw) | |
060ca767 | 105 | |
984b6d33 MW |
106 | def cr(func, *args, **kw): |
107 | """Return a function which invokes FUNC(*ARGS, **KW) in a coroutine.""" | |
22b47552 MW |
108 | name = T.funargstr(func, args, kw) |
109 | return lambda *hunoz, **hukairz: \ | |
110 | T.Coroutine(xwrap(func), name = name).switch(*args, **kw) | |
060ca767 | 111 | |
984b6d33 MW |
112 | def incr(func): |
113 | """Decorator: runs its function in a coroutine of its own.""" | |
22b47552 MW |
114 | return lambda *args, **kw: \ |
115 | (T.Coroutine(func, name = T.funargstr(func, args, kw)) | |
116 | .switch(*args, **kw)) | |
060ca767 | 117 | |
984b6d33 MW |
118 | ###-------------------------------------------------------------------------- |
119 | ### Random bits of infrastructure. | |
060ca767 | 120 | |
984b6d33 MW |
121 | ## Program name, shorn of extraneous stuff. |
122 | M.ego(argv[0]) | |
123 | moan = M.moan | |
124 | die = M.die | |
060ca767 | 125 | |
984b6d33 MW |
126 | class HookList (object): |
127 | """ | |
128 | Notification hook list. | |
060ca767 | 129 | |
984b6d33 MW |
130 | Other objects can add functions onto the hook list. When the hook list is |
131 | run, the functions are called in the order in which they were registered. | |
132 | """ | |
060ca767 | 133 | |
060ca767 | 134 | def __init__(me): |
984b6d33 | 135 | """Basic initialization: create the hook list.""" |
060ca767 | 136 | me.list = [] |
984b6d33 | 137 | |
060ca767 | 138 | def add(me, func, obj): |
984b6d33 | 139 | """Add FUNC to the list of hook functions.""" |
060ca767 | 140 | me.list.append((obj, func)) |
984b6d33 | 141 | |
060ca767 | 142 | def prune(me, obj): |
984b6d33 | 143 | """Remove hook functions registered with the given OBJ.""" |
060ca767 | 144 | new = [] |
145 | for o, f in me.list: | |
146 | if o is not obj: | |
147 | new.append((o, f)) | |
148 | me.list = new | |
984b6d33 | 149 | |
060ca767 | 150 | def run(me, *args, **kw): |
984b6d33 | 151 | """Invoke the hook functions with arguments *ARGS and **KW.""" |
060ca767 | 152 | for o, hook in me.list: |
153 | rc = hook(*args, **kw) | |
154 | if rc is not None: return rc | |
155 | return None | |
156 | ||
157 | class HookClient (object): | |
984b6d33 MW |
158 | """ |
159 | Mixin for classes which are clients of hooks. | |
160 | ||
161 | It keeps track of the hooks it's a client of, and has the ability to | |
162 | extricate itself from all of them. This is useful because weak objects | |
163 | don't seem to work well. | |
164 | """ | |
060ca767 | 165 | def __init__(me): |
984b6d33 | 166 | """Basic initialization.""" |
060ca767 | 167 | me.hooks = SET.Set() |
984b6d33 | 168 | |
060ca767 | 169 | def hook(me, hk, func): |
984b6d33 | 170 | """Add FUNC to the hook list HK.""" |
060ca767 | 171 | hk.add(func, me) |
172 | me.hooks.add(hk) | |
984b6d33 | 173 | |
060ca767 | 174 | def unhook(me, hk): |
984b6d33 | 175 | """Remove myself from the hook list HK.""" |
060ca767 | 176 | hk.prune(me) |
177 | me.hooks.discard(hk) | |
984b6d33 | 178 | |
060ca767 | 179 | def unhookall(me): |
984b6d33 | 180 | """Remove myself from all hook lists.""" |
060ca767 | 181 | for hk in me.hooks: |
182 | hk.prune(me) | |
183 | me.hooks.clear() | |
060ca767 | 184 | |
984b6d33 MW |
185 | class struct (object): |
186 | """A very simple dumb data container object.""" | |
187 | def __init__(me, **kw): | |
188 | me.__dict__.update(kw) | |
060ca767 | 189 | |
984b6d33 MW |
190 | ## Matches ISO date format yyyy-mm-ddThh:mm:ss. |
191 | rx_time = RX.compile(r'^(\d+)-(\d+)-(\d+)T(\d+):(\d+):(\d+)$') | |
060ca767 | 192 | |
984b6d33 MW |
193 | ###-------------------------------------------------------------------------- |
194 | ### Connections. | |
060ca767 | 195 | |
690a6ec1 MW |
196 | class GIOWatcher (object): |
197 | """ | |
198 | Monitor I/O events using glib. | |
199 | """ | |
a69f4417 | 200 | def __init__(me, conn, mc = GL.main_context_default()): |
690a6ec1 MW |
201 | me._conn = conn |
202 | me._watch = None | |
203 | me._mc = mc | |
204 | def connected(me, sock): | |
a69f4417 | 205 | me._watch = GL.io_add_watch(sock, GL.IO_IN, |
690a6ec1 MW |
206 | lambda *hunoz: me._conn.receive()) |
207 | def disconnected(me): | |
a69f4417 | 208 | GL.source_remove(me._watch) |
690a6ec1 MW |
209 | me._watch = None |
210 | def iterate(me): | |
211 | me._mc.iteration(True) | |
212 | ||
984b6d33 MW |
213 | class Connection (T.TripeCommandDispatcher): |
214 | """ | |
215 | The main connection to the server. | |
060ca767 | 216 | |
984b6d33 MW |
217 | The improvement over the TripeCommandDispatcher is that the Connection |
218 | provides hooklists for NOTE, WARN and TRACE messages, and for connect and | |
219 | disconnect events. | |
060ca767 | 220 | |
984b6d33 | 221 | This class knows about the Glib I/O dispatcher system, and plugs into it. |
060ca767 | 222 | |
984b6d33 | 223 | Hooks: |
060ca767 | 224 | |
984b6d33 MW |
225 | * connecthook(): a connection to the server has been established |
226 | * disconnecthook(): the connection has been dropped | |
227 | * notehook(TOKEN, ...): server issued a notification | |
228 | * warnhook(TOKEN, ...): server issued a warning | |
229 | * tracehook(TOKEN, ...): server issued a trace message | |
230 | """ | |
060ca767 | 231 | |
984b6d33 MW |
232 | def __init__(me, socket): |
233 | """Create a new Connection.""" | |
234 | T.TripeCommandDispatcher.__init__(me, socket) | |
060ca767 | 235 | me.connecthook = HookList() |
236 | me.disconnecthook = HookList() | |
060ca767 | 237 | me.notehook = HookList() |
984b6d33 MW |
238 | me.warnhook = HookList() |
239 | me.tracehook = HookList() | |
240 | me.handler['NOTE'] = lambda _, *rest: me.notehook.run(*rest) | |
241 | me.handler['WARN'] = lambda _, *rest: me.warnhook.run(*rest) | |
242 | me.handler['TRACE'] = lambda _, *rest: me.tracehook.run(*rest) | |
690a6ec1 | 243 | me.iowatch = GIOWatcher(me) |
984b6d33 | 244 | |
060ca767 | 245 | def connected(me): |
984b6d33 MW |
246 | """Handles reconnection to the server, and signals the hook.""" |
247 | T.TripeCommandDispatcher.connected(me) | |
984b6d33 MW |
248 | me.connecthook.run() |
249 | ||
250 | def disconnected(me, reason): | |
251 | """Handles disconnection from the server, and signals the hook.""" | |
984b6d33 MW |
252 | me.disconnecthook.run(reason) |
253 | T.TripeCommandDispatcher.disconnected(me, reason) | |
254 | ||
255 | ###-------------------------------------------------------------------------- | |
256 | ### Watching the peers go by. | |
257 | ||
258 | class MonitorObject (object): | |
259 | """ | |
260 | An object with hooks it uses to notify others of changes in its state. | |
261 | These are the objects tracked by the MonitorList class. | |
262 | ||
263 | The object has a name, an `aliveness' state indicated by the `alivep' flag, | |
264 | and hooks. | |
265 | ||
266 | Hooks: | |
267 | ||
268 | * changehook(): the object has changed its state | |
269 | * deadhook(): the object has been destroyed | |
270 | ||
271 | Subclass responsibilities: | |
272 | ||
273 | * update(INFO): update internal state based on the provided INFO, and run | |
274 | the changehook. | |
275 | """ | |
276 | ||
277 | def __init__(me, name): | |
278 | """Initialize the object with the given NAME.""" | |
060ca767 | 279 | me.name = name |
984b6d33 MW |
280 | me.deadhook = HookList() |
281 | me.changehook = HookList() | |
282 | me.alivep = True | |
283 | ||
284 | def dead(me): | |
285 | """Mark the object as dead; invoke the deadhook.""" | |
286 | me.alivep = False | |
287 | me.deadhook.run() | |
288 | ||
289 | class Peer (MonitorObject): | |
290 | """ | |
291 | An object representing a connected peer. | |
292 | ||
293 | As well as the standard hooks, a peer has a pinghook, which isn't used | |
294 | directly by this class. | |
295 | ||
296 | Hooks: | |
297 | ||
298 | * pinghook(): invoked by the Pinger (q.v.) when ping statistics change | |
299 | ||
300 | Attributes provided are: | |
301 | ||
302 | * addr = a vaguely human-readable representation of the peer's address | |
303 | * ifname = the peer's interface name | |
304 | * tunnel = the kind of tunnel the peer is using | |
305 | * keepalive = the peer's keepalive interval in seconds | |
306 | * ping['EPING'] and ping['PING'] = pingstate statistics (maintained by | |
307 | the Pinger) | |
308 | """ | |
309 | ||
310 | def __init__(me, name): | |
311 | """Initialize the object with the given name.""" | |
312 | MonitorObject.__init__(me, name) | |
313 | me.pinghook = HookList() | |
1ff5474e | 314 | me.__dict__.update(conn.algs(name)) |
984b6d33 MW |
315 | me.update() |
316 | ||
317 | def update(me, hunoz = None): | |
318 | """Update the peer, fetching information about it from the server.""" | |
d1034a00 | 319 | me._setaddr(conn.addr(me.name)) |
6411163d MW |
320 | me.ifname = conn.ifname(me.name) |
321 | me.__dict__.update(conn.peerinfo(me.name)) | |
322 | me.changehook.run() | |
323 | ||
324 | def _setaddr(me, addr): | |
325 | """Set the peer's address.""" | |
47828bd9 | 326 | if addr[0] in ['INET', 'INET6']: |
89640f3f | 327 | af, ipaddr, port = addr |
060ca767 | 328 | try: |
89640f3f MW |
329 | name, _ = S.getnameinfo((ipaddr, int(port)), |
330 | S.NI_NUMERICSERV | S.NI_NAMEREQD) | |
331 | except S.gaierror: | |
47828bd9 MW |
332 | me.addr = '%s %s%s%s:%s' % (af, |
333 | af == 'INET6' and '[' or '', | |
334 | ipaddr, | |
335 | af == 'INET6' and ']' or '', | |
336 | port) | |
89640f3f MW |
337 | else: |
338 | me.addr = '%s %s:%s [%s]' % (af, name, port, ipaddr) | |
060ca767 | 339 | else: |
340 | me.addr = ' '.join(addr) | |
6411163d MW |
341 | |
342 | def setaddr(me, addr): | |
343 | """Informs the object of a change to its address to ADDR.""" | |
344 | me._setaddr(addr) | |
984b6d33 MW |
345 | me.changehook.run() |
346 | ||
347 | def setifname(me, newname): | |
348 | """Informs the object of a change to its interface name to NEWNAME.""" | |
349 | me.ifname = newname | |
350 | me.changehook.run() | |
351 | ||
352 | class Service (MonitorObject): | |
353 | """ | |
354 | Represents a service. | |
355 | ||
356 | Additional attributes are: | |
357 | ||
358 | * version = the service version | |
359 | """ | |
360 | def __init__(me, name, version): | |
361 | MonitorObject.__init__(me, name) | |
362 | me.version = version | |
363 | ||
364 | def update(me, version): | |
365 | """Tell the Service that its version has changed to VERSION.""" | |
366 | me.version = version | |
367 | me.changehook.run() | |
368 | ||
369 | class MonitorList (object): | |
370 | """ | |
371 | Maintains a collection of MonitorObjects. | |
372 | ||
373 | The MonitorList can be indexed by name to retrieve the individual objects; | |
374 | iteration generates the individual objects. More complicated operations | |
375 | can be done on the `table' dictionary directly. | |
376 | ||
377 | Hooks addhook(OBJ) and delhook(OBJ) are invoked when objects are added or | |
378 | deleted. | |
060ca767 | 379 | |
984b6d33 MW |
380 | Subclass responsibilities: |
381 | ||
382 | * list(): return a list of (NAME, INFO) pairs. | |
383 | ||
384 | * make(NAME, INFO): returns a new MonitorObject for the given NAME; INFO | |
385 | is from the output of list(). | |
386 | """ | |
387 | ||
388 | def __init__(me): | |
389 | """Initialize a new MonitorList.""" | |
390 | me.table = {} | |
391 | me.addhook = HookList() | |
392 | me.delhook = HookList() | |
393 | ||
394 | def update(me): | |
395 | """ | |
396 | Refresh the list of objects: | |
397 | ||
398 | We add new object which have appeared, delete ones which have vanished, | |
399 | and update any which persist. | |
400 | """ | |
401 | new = {} | |
402 | for name, stuff in me.list(): | |
403 | new[name] = True | |
404 | me.add(name, stuff) | |
405 | for name in me.table.copy(): | |
406 | if name not in new: | |
407 | me.remove(name) | |
408 | ||
409 | def add(me, name, stuff): | |
410 | """ | |
411 | Add a new object created by make(NAME, STUFF) if it doesn't already | |
412 | exist. If it does, update it. | |
413 | """ | |
414 | if name not in me.table: | |
415 | obj = me.make(name, stuff) | |
416 | me.table[name] = obj | |
417 | me.addhook.run(obj) | |
418 | else: | |
419 | me.table[name].update(stuff) | |
420 | ||
421 | def remove(me, name): | |
422 | """ | |
423 | Remove the object called NAME from the list. | |
424 | ||
425 | The object becomes dead. | |
426 | """ | |
427 | if name in me.table: | |
428 | obj = me.table[name] | |
429 | del me.table[name] | |
430 | me.delhook.run(obj) | |
431 | obj.dead() | |
432 | ||
433 | def __getitem__(me, name): | |
434 | """Retrieve the object called NAME.""" | |
435 | return me.table[name] | |
436 | ||
437 | def __iter__(me): | |
438 | """Iterate over the objects.""" | |
439 | return me.table.itervalues() | |
440 | ||
441 | class PeerList (MonitorList): | |
442 | """The list of the known peers.""" | |
443 | def list(me): | |
444 | return [(name, None) for name in conn.list()] | |
445 | def make(me, name, stuff): | |
446 | return Peer(name) | |
447 | ||
448 | class ServiceList (MonitorList): | |
449 | """The list of the registered services.""" | |
450 | def list(me): | |
451 | return conn.svclist() | |
452 | def make(me, name, stuff): | |
453 | return Service(name, stuff) | |
454 | ||
455 | class Monitor (HookClient): | |
456 | """ | |
457 | The main monitor: keeps track of the changes happening to the server. | |
458 | ||
459 | Exports the peers, services MonitorLists, and a (plain Python) list | |
460 | autopeers of peers which the connect service knows how to start by name. | |
461 | ||
462 | Hooks provided: | |
463 | ||
464 | * autopeershook(): invoked when the auto-peers list changes. | |
465 | """ | |
466 | def __init__(me): | |
467 | """Initialize the Monitor.""" | |
468 | HookClient.__init__(me) | |
469 | me.peers = PeerList() | |
470 | me.services = ServiceList() | |
471 | me.hook(conn.connecthook, me._connected) | |
472 | me.hook(conn.notehook, me._notify) | |
473 | me.autopeershook = HookList() | |
474 | me.autopeers = None | |
475 | ||
476 | def _connected(me): | |
477 | """Handle a successful connection by starting the setup coroutine.""" | |
478 | me._setup() | |
479 | ||
480 | @incr | |
481 | def _setup(me): | |
482 | """Coroutine function: initialize for a new connection.""" | |
483 | conn.watch('-A+wnt') | |
484 | me.peers.update() | |
485 | me.services.update() | |
486 | me._updateautopeers() | |
487 | ||
488 | def _updateautopeers(me): | |
489 | """Update the auto-peers list from the connect service.""" | |
490 | if 'connect' in me.services.table: | |
491 | me.autopeers = [' '.join(line) | |
c1f93f03 | 492 | for line in conn.svcsubmit('connect', 'list-active')] |
984b6d33 MW |
493 | me.autopeers.sort() |
494 | else: | |
495 | me.autopeers = None | |
496 | me.autopeershook.run() | |
497 | ||
498 | def _notify(me, code, *rest): | |
499 | """ | |
500 | Handle notifications from the server. | |
501 | ||
502 | ADD, KILL and NEWIFNAME notifications get passed up to the PeerList; | |
503 | SVCCLAIM and SVCRELEASE get passed up to the ServiceList. Finally, | |
504 | peerdb-update notifications from the watch service cause us to refresh | |
505 | the auto-peers list. | |
506 | """ | |
507 | if code == 'ADD': | |
690a6ec1 | 508 | T.aside(me.peers.add, rest[0], None) |
984b6d33 | 509 | elif code == 'KILL': |
690a6ec1 | 510 | T.aside(me.peers.remove, rest[0]) |
984b6d33 MW |
511 | elif code == 'NEWIFNAME': |
512 | try: | |
513 | me.peers[rest[0]].setifname(rest[2]) | |
514 | except KeyError: | |
515 | pass | |
6411163d MW |
516 | elif code == 'NEWADDR': |
517 | try: | |
518 | me.peers[rest[0]].setaddr(rest[1:]) | |
519 | except KeyError: | |
520 | pass | |
984b6d33 | 521 | elif code == 'SVCCLAIM': |
690a6ec1 | 522 | T.aside(me.services.add, rest[0], rest[1]) |
984b6d33 | 523 | if rest[0] == 'connect': |
690a6ec1 | 524 | T.aside(me._updateautopeers) |
984b6d33 | 525 | elif code == 'SVCRELEASE': |
690a6ec1 | 526 | T.aside(me.services.remove, rest[0]) |
984b6d33 | 527 | if rest[0] == 'connect': |
690a6ec1 | 528 | T.aside(me._updateautopeers) |
984b6d33 MW |
529 | elif code == 'USER': |
530 | if not rest: return | |
531 | if rest[0] == 'watch' and \ | |
532 | rest[1] == 'peerdb-update': | |
690a6ec1 | 533 | T.aside(me._updateautopeers) |
984b6d33 MW |
534 | |
535 | ###-------------------------------------------------------------------------- | |
536 | ### Window management cruft. | |
060ca767 | 537 | |
538 | class MyWindowMixin (G.Window, HookClient): | |
984b6d33 MW |
539 | """ |
540 | Mixin for windows which call a closehook when they're destroyed. It's also | |
541 | a hookclient, and will release its hooks when it's destroyed. | |
542 | ||
543 | Hooks: | |
544 | ||
545 | * closehook(): called when the window is closed. | |
546 | """ | |
547 | ||
060ca767 | 548 | def mywininit(me): |
984b6d33 | 549 | """Initialization function. Note that it's not called __init__!""" |
060ca767 | 550 | me.closehook = HookList() |
551 | HookClient.__init__(me) | |
552 | me.connect('destroy', invoker(me.close)) | |
984b6d33 | 553 | |
060ca767 | 554 | def close(me): |
984b6d33 | 555 | """Close the window, invoking the closehook and releasing all hooks.""" |
060ca767 | 556 | me.closehook.run() |
557 | me.destroy() | |
558 | me.unhookall() | |
984b6d33 | 559 | |
060ca767 | 560 | class MyWindow (MyWindowMixin): |
984b6d33 | 561 | """A version of MyWindowMixin suitable as a single parent class.""" |
060ca767 | 562 | def __init__(me, kind = G.WINDOW_TOPLEVEL): |
563 | G.Window.__init__(me, kind) | |
564 | me.mywininit() | |
984b6d33 | 565 | |
dcd075c8 MW |
566 | class TrivialWindowMixin (MyWindowMixin): |
567 | """A simple window which you can close with Escape.""" | |
568 | def mywininit(me): | |
569 | super(TrivialWindowMixin, me).mywininit() | |
570 | me.connect('key-press-event', me._keypress) | |
571 | def _keypress(me, _, ev): | |
572 | if ev.keyval == GDK.KEY_Escape: me.destroy() | |
573 | ||
574 | class TrivialWindow (MyWindow, TrivialWindowMixin): | |
575 | pass | |
576 | ||
060ca767 | 577 | class MyDialog (G.Dialog, MyWindowMixin, HookClient): |
578 | """A dialogue box with a closehook and sensible button binding.""" | |
984b6d33 | 579 | |
060ca767 | 580 | def __init__(me, title = None, flags = 0, buttons = []): |
984b6d33 MW |
581 | """ |
582 | The BUTTONS are a list of (STOCKID, THUNK) pairs: call the appropriate | |
583 | THUNK when the button is pressed. The other arguments are just like | |
584 | GTK's Dialog class. | |
585 | """ | |
060ca767 | 586 | i = 0 |
587 | br = [] | |
588 | me.rmap = [] | |
589 | for b, f in buttons: | |
590 | br.append(b) | |
591 | br.append(i) | |
592 | me.rmap.append(f) | |
593 | i += 1 | |
594 | G.Dialog.__init__(me, title, None, flags, tuple(br)) | |
060ca767 | 595 | me.mywininit() |
596 | me.set_default_response(i - 1) | |
597 | me.connect('response', me.respond) | |
984b6d33 | 598 | |
060ca767 | 599 | def respond(me, hunoz, rid, *hukairz): |
984b6d33 | 600 | """Dispatch responses to the appropriate thunks.""" |
060ca767 | 601 | if rid >= 0: me.rmap[rid]() |
602 | ||
ca6eb20c | 603 | def makeactiongroup(name, acts): |
984b6d33 MW |
604 | """ |
605 | Creates an ActionGroup called NAME. | |
606 | ||
607 | ACTS is a list of tuples containing: | |
608 | ||
609 | * ACT: an action name | |
610 | * LABEL: the label string for the action | |
611 | * ACCEL: accelerator string, or None | |
612 | * FUNC: thunk to call when the action is invoked | |
613 | """ | |
ca6eb20c | 614 | actgroup = G.ActionGroup(name) |
615 | for act, label, accel, func in acts: | |
616 | a = G.Action(act, label, None, None) | |
617 | if func: a.connect('activate', invoker(func)) | |
618 | actgroup.add_action_with_accel(a, accel) | |
619 | return actgroup | |
620 | ||
621 | class GridPacker (G.Table): | |
984b6d33 MW |
622 | """ |
623 | Like a Table, but with more state: makes filling in the widgets easier. | |
624 | """ | |
625 | ||
ca6eb20c | 626 | def __init__(me): |
984b6d33 | 627 | """Initialize a new GridPacker.""" |
ca6eb20c | 628 | G.Table.__init__(me) |
629 | me.row = 0 | |
630 | me.col = 0 | |
631 | me.rows = 1 | |
632 | me.cols = 1 | |
633 | me.set_border_width(4) | |
634 | me.set_col_spacings(4) | |
635 | me.set_row_spacings(4) | |
984b6d33 | 636 | |
ca6eb20c | 637 | def pack(me, w, width = 1, newlinep = False, |
638 | xopt = G.EXPAND | G.FILL | G.SHRINK, yopt = 0, | |
639 | xpad = 0, ypad = 0): | |
984b6d33 MW |
640 | """ |
641 | Packs a new widget. | |
642 | ||
643 | W is the widget to add. XOPY, YOPT, XPAD and YPAD are as for Table. | |
644 | WIDTH is how many cells to take up horizontally. NEWLINEP is whether to | |
645 | start a new line for this widget. Returns W. | |
646 | """ | |
ca6eb20c | 647 | if newlinep: |
648 | me.row += 1 | |
649 | me.col = 0 | |
650 | bot = me.row + 1 | |
651 | right = me.col + width | |
652 | if bot > me.rows or right > me.cols: | |
653 | if bot > me.rows: me.rows = bot | |
654 | if right > me.cols: me.cols = right | |
655 | me.resize(me.rows, me.cols) | |
656 | me.attach(w, me.col, me.col + width, me.row, me.row + 1, | |
657 | xopt, yopt, xpad, ypad) | |
658 | me.col += width | |
659 | return w | |
984b6d33 | 660 | |
ca6eb20c | 661 | def labelled(me, lab, w, newlinep = False, **kw): |
984b6d33 MW |
662 | """ |
663 | Packs a labelled widget. | |
664 | ||
665 | Other arguments are as for pack. Returns W. | |
666 | """ | |
667 | label = G.Label(lab + ' ') | |
ca6eb20c | 668 | label.set_alignment(1.0, 0) |
669 | me.pack(label, newlinep = newlinep, xopt = G.FILL) | |
670 | me.pack(w, **kw) | |
671 | return w | |
984b6d33 | 672 | |
ca6eb20c | 673 | def info(me, label, text = None, len = 18, **kw): |
984b6d33 MW |
674 | """ |
675 | Packs an information widget with a label. | |
676 | ||
677 | LABEL is the label; TEXT is the initial text; LEN is the estimated length | |
678 | in characters. Returns the entry widget. | |
679 | """ | |
680 | e = G.Label() | |
ca6eb20c | 681 | if text is not None: e.set_text(text) |
682 | e.set_width_chars(len) | |
984b6d33 MW |
683 | e.set_selectable(True) |
684 | e.set_alignment(0.0, 0.5) | |
ca6eb20c | 685 | me.labelled(label, e, **kw) |
686 | return e | |
687 | ||
060ca767 | 688 | class WindowSlot (HookClient): |
984b6d33 MW |
689 | """ |
690 | A place to store a window -- specificially a MyWindowMixin. | |
691 | ||
692 | If the window is destroyed, remember this; when we come to open the window, | |
693 | raise it if it already exists; otherwise make a new one. | |
694 | """ | |
060ca767 | 695 | def __init__(me, createfunc): |
984b6d33 MW |
696 | """ |
697 | Constructor: CREATEFUNC must return a new Window which supports the | |
698 | closehook protocol. | |
699 | """ | |
060ca767 | 700 | HookClient.__init__(me) |
701 | me.createfunc = createfunc | |
702 | me.window = None | |
984b6d33 | 703 | |
060ca767 | 704 | def open(me): |
705 | """Opens the window, creating it if necessary.""" | |
706 | if me.window: | |
a69f4417 | 707 | raise_window(me.window) |
060ca767 | 708 | else: |
709 | me.window = me.createfunc() | |
710 | me.hook(me.window.closehook, me.closed) | |
984b6d33 | 711 | |
060ca767 | 712 | def closed(me): |
984b6d33 | 713 | """Handles the window being closed.""" |
060ca767 | 714 | me.unhook(me.window.closehook) |
715 | me.window = None | |
716 | ||
984b6d33 MW |
717 | class MyTreeView (G.TreeView): |
718 | def __init__(me, model): | |
719 | G.TreeView.__init__(me, model) | |
720 | me.set_rules_hint(True) | |
721 | ||
722 | class MyScrolledWindow (G.ScrolledWindow): | |
723 | def __init__(me): | |
724 | G.ScrolledWindow.__init__(me) | |
725 | me.set_policy(G.POLICY_AUTOMATIC, G.POLICY_AUTOMATIC) | |
726 | me.set_shadow_type(G.SHADOW_IN) | |
727 | ||
728 | ## Matches a signed integer. | |
729 | rx_num = RX.compile(r'^[-+]?\d+$') | |
730 | ||
731 | ## The colour red. | |
c739b22c | 732 | c_red = GDK.color_parse('#ff6666') |
984b6d33 | 733 | |
060ca767 | 734 | class ValidationError (Exception): |
735 | """Raised by ValidatingEntry.get_text() if the text isn't valid.""" | |
736 | pass | |
984b6d33 | 737 | |
060ca767 | 738 | class ValidatingEntry (G.Entry): |
984b6d33 MW |
739 | """ |
740 | Like an Entry, but makes the text go red if the contents are invalid. | |
741 | ||
742 | If get_text is called, and the text is invalid, ValidationError is raised. | |
743 | The attribute validp reflects whether the contents are currently valid. | |
744 | """ | |
745 | ||
060ca767 | 746 | def __init__(me, valid, text = '', size = -1, *arg, **kw): |
984b6d33 MW |
747 | """ |
748 | Make a validating Entry. | |
749 | ||
750 | VALID is a regular expression or a predicate on strings. TEXT is the | |
751 | default text to insert. SIZE is the size of the box to set, in | |
752 | characters (ish). Other arguments are passed to Entry. | |
753 | """ | |
060ca767 | 754 | G.Entry.__init__(me, *arg, **kw) |
c739b22c MW |
755 | me.connect("changed", me._check) |
756 | me.connect("state-changed", me._check) | |
060ca767 | 757 | if callable(valid): |
758 | me.validate = valid | |
759 | else: | |
760 | me.validate = RX.compile(valid).match | |
761 | me.ensure_style() | |
060ca767 | 762 | if size != -1: me.set_width_chars(size) |
763 | me.set_activates_default(True) | |
764 | me.set_text(text) | |
c739b22c | 765 | me._check() |
984b6d33 | 766 | |
c739b22c | 767 | def _check(me, *hunoz): |
984b6d33 | 768 | """Check the current text and update validp and the text colour.""" |
060ca767 | 769 | if me.validate(G.Entry.get_text(me)): |
770 | me.validp = True | |
a69f4417 | 771 | set_entry_bg(me, None) |
060ca767 | 772 | else: |
773 | me.validp = False | |
a69f4417 | 774 | set_entry_bg(me, me.is_sensitive() and c_red or None) |
984b6d33 | 775 | |
060ca767 | 776 | def get_text(me): |
984b6d33 MW |
777 | """ |
778 | Return the text in the Entry if it's valid. If it isn't, raise | |
779 | ValidationError. | |
780 | """ | |
060ca767 | 781 | if not me.validp: |
171206b5 | 782 | raise ValidationError() |
060ca767 | 783 | return G.Entry.get_text(me) |
784 | ||
785 | def numericvalidate(min = None, max = None): | |
984b6d33 MW |
786 | """ |
787 | Return a validation function for numbers. | |
788 | ||
789 | Entry must consist of an optional sign followed by digits, and the | |
790 | resulting integer must be within the given bounds. | |
791 | """ | |
060ca767 | 792 | return lambda x: (rx_num.match(x) and |
793 | (min is None or long(x) >= min) and | |
794 | (max is None or long(x) <= max)) | |
795 | ||
984b6d33 MW |
796 | ###-------------------------------------------------------------------------- |
797 | ### Various minor dialog boxen. | |
060ca767 | 798 | |
11ad66c2 MW |
799 | GPL = """\ |
800 | TrIPE is free software: you can redistribute it and/or modify it under | |
801 | the terms of the GNU General Public License as published by the Free | |
802 | Software Foundation; either version 3 of the License, or (at your | |
803 | option) any later version. | |
060ca767 | 804 | |
11ad66c2 MW |
805 | TrIPE is distributed in the hope that it will be useful, but WITHOUT |
806 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
807 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
808 | for more details. | |
060ca767 | 809 | |
810 | You should have received a copy of the GNU General Public License | |
11ad66c2 | 811 | along with TrIPE. If not, see <https://www.gnu.org/licenses/>.""" |
060ca767 | 812 | |
dcd075c8 | 813 | class AboutBox (G.AboutDialog, TrivialWindowMixin): |
060ca767 | 814 | """The program `About' box.""" |
815 | def __init__(me): | |
816 | G.AboutDialog.__init__(me) | |
817 | me.mywininit() | |
818 | me.set_name('TrIPEmon') | |
984b6d33 | 819 | me.set_version(T.VERSION) |
060ca767 | 820 | me.set_license(GPL) |
984b6d33 MW |
821 | me.set_authors(['Mark Wooding <mdw@distorted.org.uk>']) |
822 | me.set_comments('A graphical monitor for the TrIPE VPN server') | |
823 | me.set_copyright('Copyright © 2006-2008 Straylight/Edgeware') | |
824 | me.connect('response', me.respond) | |
060ca767 | 825 | me.show() |
984b6d33 MW |
826 | def respond(me, hunoz, rid, *hukairz): |
827 | if rid == G.RESPONSE_CANCEL: | |
828 | me.close() | |
060ca767 | 829 | aboutbox = WindowSlot(AboutBox) |
830 | ||
831 | def moanbox(msg): | |
832 | """Report an error message in a window.""" | |
984b6d33 | 833 | d = G.Dialog('Error from %s' % M.quis, |
060ca767 | 834 | flags = G.DIALOG_MODAL, |
835 | buttons = ((G.STOCK_OK, G.RESPONSE_NONE))) | |
836 | label = G.Label(msg) | |
837 | label.set_padding(20, 20) | |
a69f4417 | 838 | d.vbox.pack_start(label, True, True, 0) |
060ca767 | 839 | label.show() |
840 | d.run() | |
841 | d.destroy() | |
842 | ||
ca6eb20c | 843 | def unimplemented(*hunoz): |
844 | """Indicator of laziness.""" | |
845 | moanbox("I've not written that bit yet.") | |
846 | ||
984b6d33 MW |
847 | ###-------------------------------------------------------------------------- |
848 | ### Logging windows. | |
ca6eb20c | 849 | |
984b6d33 MW |
850 | class LogModel (G.ListStore): |
851 | """ | |
852 | A simple list of log messages, usable as the model for a TreeView. | |
ca6eb20c | 853 | |
984b6d33 MW |
854 | The column headings are stored in the `cols' attribute. |
855 | """ | |
060ca767 | 856 | |
060ca767 | 857 | def __init__(me, columns): |
984b6d33 MW |
858 | """ |
859 | COLUMNS must be a list of column name strings. We add a time column to | |
860 | the left. | |
861 | """ | |
060ca767 | 862 | me.cols = ('Time',) + columns |
863 | G.ListStore.__init__(me, *((GO.TYPE_STRING,) * len(me.cols))) | |
984b6d33 | 864 | |
060ca767 | 865 | def add(me, *entries): |
984b6d33 MW |
866 | """ |
867 | Adds a new log message, with a timestamp. | |
868 | ||
869 | The ENTRIES are the contents for the list columns. | |
870 | """ | |
871 | now = TIME.strftime('%Y-%m-%d %H:%M:%S') | |
872 | me.append((now, ) + entries) | |
060ca767 | 873 | |
874 | class TraceLogModel (LogModel): | |
875 | """Log model for trace messages.""" | |
876 | def __init__(me): | |
877 | LogModel.__init__(me, ('Message',)) | |
878 | def notify(me, line): | |
879 | """Call with a new trace message.""" | |
880 | me.add(line) | |
881 | ||
882 | class WarningLogModel (LogModel): | |
984b6d33 MW |
883 | """ |
884 | Log model for warnings. | |
885 | ||
886 | We split the category out into a separate column. | |
887 | """ | |
060ca767 | 888 | def __init__(me): |
889 | LogModel.__init__(me, ('Category', 'Message')) | |
984b6d33 | 890 | def notify(me, tag, *rest): |
060ca767 | 891 | """Call with a new warning message.""" |
984b6d33 | 892 | me.add(tag, ' '.join([T.quotify(w) for w in rest])) |
060ca767 | 893 | |
dcd075c8 | 894 | class LogViewer (TrivialWindow): |
984b6d33 MW |
895 | """ |
896 | A log viewer window. | |
897 | ||
898 | Its contents are a TreeView showing the log. | |
899 | ||
900 | Attributes: | |
901 | ||
902 | * model: an appropriate LogModel | |
903 | * list: a TreeView widget to display the log | |
904 | """ | |
905 | ||
060ca767 | 906 | def __init__(me, model): |
984b6d33 MW |
907 | """ |
908 | Create a log viewer showing the LogModel MODEL. | |
909 | """ | |
dcd075c8 | 910 | TrivialWindow.__init__(me) |
060ca767 | 911 | me.model = model |
984b6d33 MW |
912 | scr = MyScrolledWindow() |
913 | me.list = MyTreeView(me.model) | |
060ca767 | 914 | i = 0 |
915 | for c in me.model.cols: | |
984b6d33 MW |
916 | crt = G.CellRendererText() |
917 | me.list.append_column(G.TreeViewColumn(c, crt, text = i)) | |
060ca767 | 918 | i += 1 |
984b6d33 | 919 | crt.set_property('family', 'monospace') |
060ca767 | 920 | me.set_default_size(440, 256) |
921 | scr.add(me.list) | |
922 | me.add(scr) | |
923 | me.show_all() | |
924 | ||
984b6d33 MW |
925 | ###-------------------------------------------------------------------------- |
926 | ### Pinging peers. | |
927 | ||
928 | class pingstate (struct): | |
929 | """ | |
930 | Information kept for each peer by the Pinger. | |
931 | ||
932 | Important attributes: | |
933 | ||
934 | * peer = the peer name | |
935 | * command = PING or EPING | |
936 | * n = how many pings we've sent so far | |
937 | * ngood = how many returned | |
938 | * nmiss = how many didn't return | |
939 | * nmissrun = how many pings since the last good one | |
940 | * tlast = round-trip time for the last (good) ping | |
941 | * ttot = total roung trip time | |
942 | """ | |
943 | pass | |
944 | ||
945 | class Pinger (T.Coroutine, HookClient): | |
946 | """ | |
947 | Coroutine which pings known peers and collects statistics. | |
948 | ||
949 | Interesting attributes: | |
950 | ||
951 | * _map: dict mapping peer names to Peer objects | |
952 | * _q: event queue for notifying pinger coroutine | |
953 | * _timer: gobject timer for waking the coroutine | |
954 | """ | |
955 | ||
956 | def __init__(me): | |
957 | """ | |
958 | Initialize the pinger. | |
959 | ||
960 | We watch the monitor's PeerList to track which peers we should ping. We | |
961 | maintain an event queue and put all the events on that. | |
962 | ||
963 | The statistics for a PEER are held in the Peer object, in PEER.ping[CMD], | |
964 | where CMD is 'PING' or 'EPING'. | |
965 | """ | |
966 | T.Coroutine.__init__(me) | |
967 | HookClient.__init__(me) | |
968 | me._map = {} | |
969 | me._q = T.Queue() | |
970 | me._timer = None | |
971 | me.hook(conn.connecthook, me._connected) | |
972 | me.hook(conn.disconnecthook, me._disconnected) | |
973 | me.hook(monitor.peers.addhook, | |
690a6ec1 | 974 | lambda p: T.defer(me._q.put, (p, 'ADD', None))) |
984b6d33 | 975 | me.hook(monitor.peers.delhook, |
690a6ec1 | 976 | lambda p: T.defer(me._q.put, (p, 'KILL', None))) |
984b6d33 MW |
977 | if conn.connectedp(): me.connected() |
978 | ||
979 | def _connected(me): | |
980 | """Respond to connection: start pinging thngs.""" | |
a69f4417 | 981 | me._timer = GL.timeout_add(1000, me._timerfunc) |
984b6d33 MW |
982 | |
983 | def _timerfunc(me): | |
984 | """Timer function: put a timer event on the queue.""" | |
985 | me._q.put((None, 'TIMER', None)) | |
986 | return True | |
987 | ||
988 | def _disconnected(me, reason): | |
989 | """Respond to disconnection: stop pinging.""" | |
a69f4417 | 990 | GL.source_remove(me._timer) |
984b6d33 MW |
991 | |
992 | def run(me): | |
993 | """ | |
994 | Coroutine function: read events from the queue and process them. | |
995 | ||
996 | Interesting events: | |
997 | ||
998 | * (PEER, 'KILL', None): remove PEER from the interesting peers list | |
999 | * (PEER, 'ADD', None): add PEER to the list | |
1000 | * (PEER, 'INFO', TOKENS): result from a PING command | |
1001 | * (None, 'TIMER', None): interval timer went off: send more pings | |
1002 | """ | |
1003 | while True: | |
1004 | tag, code, stuff = me._q.get() | |
1005 | if code == 'KILL': | |
1006 | name = tag.name | |
1007 | if name in me._map: | |
1008 | del me._map[name] | |
1009 | elif not conn.connectedp(): | |
1010 | pass | |
1011 | elif code == 'ADD': | |
1012 | p = tag | |
1013 | p.ping = {} | |
1014 | for cmd in 'PING', 'EPING': | |
1015 | ps = pingstate(command = cmd, peer = p, | |
1016 | n = 0, ngood = 0, nmiss = 0, nmissrun = 0, | |
1017 | tlast = 0, ttot = 0) | |
1018 | p.ping[cmd] = ps | |
1019 | me._map[p.name] = p | |
1020 | elif code == 'INFO': | |
1021 | ps = tag | |
1022 | if stuff[0] == 'ping-ok': | |
1023 | t = float(stuff[1]) | |
1024 | ps.ngood += 1 | |
1025 | ps.nmissrun = 0 | |
1026 | ps.tlast = t | |
1027 | ps.ttot += t | |
1028 | else: | |
1029 | ps.nmiss += 1 | |
1030 | ps.nmissrun += 1 | |
1031 | ps.n += 1 | |
1032 | ps.peer.pinghook.run(ps.peer, ps.command, ps) | |
1033 | elif code == 'TIMER': | |
1034 | for name, p in me._map.iteritems(): | |
1035 | for cmd, ps in p.ping.iteritems(): | |
1036 | conn.rawcommand(T.TripeAsynchronousCommand(me._q, ps, [ | |
1037 | cmd, '-background', conn.bgtag(), '--', name])) | |
1038 | ||
1039 | ###-------------------------------------------------------------------------- | |
1040 | ### Random dialogue boxes. | |
1041 | ||
1042 | class AddPeerDialog (MyDialog): | |
1043 | """ | |
1044 | Let the user create a new peer the low-level way. | |
1045 | ||
1046 | Interesting attributes: | |
1047 | ||
1048 | * e_name, e_addr, e_port, c_keepalive, l_tunnel: widgets in the dialog | |
1049 | """ | |
1050 | ||
47828bd9 MW |
1051 | AFS = ['ANY', 'INET', 'INET6'] |
1052 | ||
984b6d33 MW |
1053 | def __init__(me): |
1054 | """Initialize the dialogue.""" | |
1055 | MyDialog.__init__(me, 'Add peer', | |
1056 | buttons = [(G.STOCK_CANCEL, me.destroy), | |
1057 | (G.STOCK_OK, me.ok)]) | |
1058 | me._setup() | |
1059 | ||
1060 | @incr | |
1061 | def _setup(me): | |
1062 | """Coroutine function: background setup for AddPeerDialog.""" | |
1063 | table = GridPacker() | |
a69f4417 | 1064 | me.vbox.pack_start(table, True, True, 0) |
984b6d33 | 1065 | me.e_name = table.labelled('Name', |
8362ac1c | 1066 | ValidatingEntry(r'^[^\s:]+$', '', 16), |
984b6d33 | 1067 | width = 3) |
47828bd9 MW |
1068 | me.l_af = table.labelled('Family', combo_box_text(), |
1069 | newlinep = True, width = 3) | |
1070 | for af in me.AFS: | |
1071 | me.l_af.append_text(af) | |
1072 | me.l_af.set_active(0) | |
984b6d33 | 1073 | me.e_addr = table.labelled('Address', |
47828bd9 | 1074 | ValidatingEntry(r'^[a-zA-Z0-9.-:]+$', '', 24), |
984b6d33 MW |
1075 | newlinep = True) |
1076 | me.e_port = table.labelled('Port', | |
1077 | ValidatingEntry(numericvalidate(0, 65535), | |
1078 | '4070', | |
1079 | 5)) | |
a69f4417 | 1080 | me.l_tunnel = table.labelled('Tunnel', combo_box_text(), |
984b6d33 | 1081 | newlinep = True, width = 3) |
0adda4f8 | 1082 | me.tuns = ['(Default)'] + conn.tunnels() |
984b6d33 MW |
1083 | for t in me.tuns: |
1084 | me.l_tunnel.append_text(t) | |
1085 | me.l_tunnel.set_active(0) | |
15e8239f MW |
1086 | |
1087 | def tickybox_sensitivity(tickybox, target): | |
1088 | tickybox.connect('toggled', | |
1089 | lambda t: target.set_sensitive (t.get_active())) | |
1090 | ||
bf4a8e07 MW |
1091 | def optional_entry(label, rx_valid, width): |
1092 | c = G.CheckButton(label) | |
1093 | table.pack(c, newlinep = True, xopt = G.FILL) | |
1094 | e = ValidatingEntry(rx_valid, '', width) | |
1095 | e.set_sensitive(False) | |
1096 | tickybox_sensitivity(c, e) | |
1097 | table.pack(e, width = 3) | |
1098 | return c, e | |
1099 | ||
1100 | me.c_keepalive, me.e_keepalive = \ | |
1101 | optional_entry('Keepalives', r'^\d+[hms]?$', 5) | |
15e8239f | 1102 | |
f6208364 MW |
1103 | me.c_cork = G.CheckButton('Cork') |
1104 | table.pack(me.c_cork, newlinep = True, width = 4, xopt = G.FILL) | |
1105 | ||
15e8239f MW |
1106 | me.c_mobile = G.CheckButton('Mobile') |
1107 | table.pack(me.c_mobile, newlinep = True, width = 4, xopt = G.FILL) | |
1108 | ||
067aa5f0 MW |
1109 | me.c_ephem = G.CheckButton('Ephemeral') |
1110 | table.pack(me.c_ephem, newlinep = True, width = 4, xopt = G.FILL) | |
1111 | ||
bf4a8e07 MW |
1112 | me.c_peerkey, me.e_peerkey = \ |
1113 | optional_entry('Peer key tag', r'^[^.:\s]+$', 16) | |
1114 | me.c_privkey, me.e_privkey = \ | |
1115 | optional_entry('Private key tag', r'^[^.:\s]+$', 16) | |
15e8239f | 1116 | |
8362ac1c MW |
1117 | me.c_knock, me.e_knock = \ |
1118 | optional_entry('Knock string', r'^[^:\s]+$', 16) | |
1119 | ||
984b6d33 MW |
1120 | me.show_all() |
1121 | ||
1122 | def ok(me): | |
1123 | """Handle an OK press: create the peer.""" | |
1124 | try: | |
984b6d33 | 1125 | t = me.l_tunnel.get_active() |
47828bd9 | 1126 | afix = me.l_af.get_active() |
15e8239f | 1127 | me._addpeer(me.e_name.get_text(), |
47828bd9 | 1128 | me.AFS[afix], |
15e8239f MW |
1129 | me.e_addr.get_text(), |
1130 | me.e_port.get_text(), | |
1131 | keepalive = (me.c_keepalive.get_active() and | |
1132 | me.e_keepalive.get_text() or None), | |
1133 | tunnel = t and me.tuns[t] or None, | |
f6208364 | 1134 | cork = me.c_cork.get_active() or None, |
f40cd7f1 | 1135 | mobile = me.c_mobile.get_active() or None, |
067aa5f0 | 1136 | ephemeral = me.c_ephem.get_active() or None, |
15e8239f MW |
1137 | key = (me.c_peerkey.get_active() and |
1138 | me.e_peerkey.get_text() or None), | |
1139 | priv = (me.c_privkey.get_active() and | |
8362ac1c MW |
1140 | me.e_privkey.get_text() or None), |
1141 | knock = (me.c_knock.get_active() and | |
1142 | me.e_knock.get_text() or None)) | |
984b6d33 MW |
1143 | except ValidationError: |
1144 | GDK.beep() | |
1145 | return | |
1146 | ||
1147 | @incr | |
15e8239f | 1148 | def _addpeer(me, *args, **kw): |
984b6d33 MW |
1149 | """Coroutine function: actually do the ADD command.""" |
1150 | try: | |
15e8239f | 1151 | conn.add(*args, **kw) |
984b6d33 MW |
1152 | me.destroy() |
1153 | except T.TripeError, exc: | |
690a6ec1 | 1154 | T.defer(moanbox, ' '.join(exc)) |
984b6d33 | 1155 | |
dcd075c8 | 1156 | class ServInfo (TrivialWindow): |
984b6d33 MW |
1157 | """ |
1158 | Show information about the server and available services. | |
1159 | ||
1160 | Interesting attributes: | |
1161 | ||
1162 | * e: maps SERVINFO keys to entry widgets | |
1163 | * svcs: Gtk ListStore describing services (columns are name and version) | |
1164 | """ | |
1165 | ||
1166 | def __init__(me): | |
dcd075c8 | 1167 | TrivialWindow.__init__(me) |
984b6d33 MW |
1168 | me.set_title('TrIPE server info') |
1169 | table = GridPacker() | |
1170 | me.add(table) | |
1171 | me.e = {} | |
1172 | def add(label, tag, text = None, **kw): | |
1173 | me.e[tag] = table.info(label, text, **kw) | |
1174 | add('Implementation', 'implementation') | |
1175 | add('Version', 'version', newlinep = True) | |
1176 | me.svcs = G.ListStore(*(GO.TYPE_STRING,) * 2) | |
1177 | me.svcs.set_sort_column_id(0, G.SORT_ASCENDING) | |
1178 | scr = MyScrolledWindow() | |
1179 | lb = MyTreeView(me.svcs) | |
1180 | i = 0 | |
1181 | for title in 'Service', 'Version': | |
1182 | lb.append_column(G.TreeViewColumn( | |
1183 | title, G.CellRendererText(), text = i)) | |
1184 | i += 1 | |
1185 | for svc in monitor.services: | |
1186 | me.svcs.append([svc.name, svc.version]) | |
1187 | scr.add(lb) | |
1188 | table.pack(scr, width = 2, newlinep = True, | |
1189 | yopt = G.EXPAND | G.FILL | G.SHRINK) | |
1190 | me.update() | |
1191 | me.hook(conn.connecthook, me.update) | |
1192 | me.hook(monitor.services.addhook, me.addsvc) | |
1193 | me.hook(monitor.services.delhook, me.delsvc) | |
1194 | me.show_all() | |
1195 | ||
1196 | def addsvc(me, svc): | |
1197 | me.svcs.append([svc.name, svc.version]) | |
1198 | ||
1199 | def delsvc(me, svc): | |
1200 | for i in xrange(len(me.svcs)): | |
1201 | if me.svcs[i][0] == svc.name: | |
1202 | me.svcs.remove(me.svcs.get_iter(i)) | |
1203 | break | |
1204 | @incr | |
1205 | def update(me): | |
1206 | info = conn.servinfo() | |
1207 | for i in me.e: | |
1208 | me.e[i].set_text(info[i]) | |
1209 | ||
1210 | class TraceOptions (MyDialog): | |
1211 | """Tracing options window.""" | |
1212 | def __init__(me): | |
1213 | MyDialog.__init__(me, title = 'Tracing options', | |
1214 | buttons = [(G.STOCK_CLOSE, me.destroy), | |
1215 | (G.STOCK_OK, cr(me.ok))]) | |
1216 | me._setup() | |
1217 | ||
1218 | @incr | |
1219 | def _setup(me): | |
1220 | me.opts = [] | |
1221 | for ch, st, desc in conn.trace(): | |
1222 | if ch.isupper(): continue | |
1223 | text = desc[0].upper() + desc[1:] | |
1224 | ticky = G.CheckButton(text) | |
1225 | ticky.set_active(st == '+') | |
a69f4417 | 1226 | me.vbox.pack_start(ticky, True, True, 0) |
984b6d33 MW |
1227 | me.opts.append((ch, ticky)) |
1228 | me.show_all() | |
1229 | def ok(me): | |
1230 | on = [] | |
1231 | off = [] | |
1232 | for ch, ticky in me.opts: | |
1233 | if ticky.get_active(): | |
1234 | on.append(ch) | |
1235 | else: | |
1236 | off.append(ch) | |
1237 | setting = ''.join(on) + '-' + ''.join(off) | |
1238 | conn.trace(setting) | |
1239 | me.destroy() | |
1240 | ||
1241 | ###-------------------------------------------------------------------------- | |
1242 | ### Peer window. | |
060ca767 | 1243 | |
1244 | def xlate_time(t): | |
984b6d33 | 1245 | """Translate a TrIPE-format time to something human-readable.""" |
060ca767 | 1246 | if t == 'NEVER': return '(never)' |
37941236 | 1247 | YY, MM, DD, hh, mm, ss = map(int, rx_time.match(t).group(1, 2, 3, 4, 5, 6)) |
984b6d33 MW |
1248 | ago = TIME.time() - TIME.mktime((YY, MM, DD, hh, mm, ss, 0, 0, -1)) |
1249 | ago = MATH.floor(ago); unit = 's' | |
37941236 | 1250 | for n, u in [(60, 'min'), (60, 'hrs'), (24, 'days')]: |
1251 | if ago < 2*n: break | |
1252 | ago /= n | |
1253 | unit = u | |
1254 | return '%04d:%02d:%02d %02d:%02d:%02d (%.1f %s ago)' % \ | |
1255 | (YY, MM, DD, hh, mm, ss, ago, unit) | |
060ca767 | 1256 | def xlate_bytes(b): |
9a06b923 | 1257 | """Translate a raw byte count into something a human might want to read.""" |
060ca767 | 1258 | suff = 'B' |
1259 | b = int(b) | |
1260 | for s in 'KMG': | |
1261 | if b < 4096: break | |
1262 | b /= 1024 | |
1263 | suff = s | |
1264 | return '%d %s' % (b, suff) | |
1265 | ||
1266 | ## How to translate peer stats. Maps the stat name to a translation | |
1267 | ## function. | |
1268 | statsxlate = \ | |
1269 | [('start-time', xlate_time), | |
1270 | ('last-packet-time', xlate_time), | |
1271 | ('last-keyexch-time', xlate_time), | |
1272 | ('bytes-in', xlate_bytes), | |
1273 | ('bytes-out', xlate_bytes), | |
1274 | ('keyexch-bytes-in', xlate_bytes), | |
1275 | ('keyexch-bytes-out', xlate_bytes), | |
1276 | ('ip-bytes-in', xlate_bytes), | |
1277 | ('ip-bytes-out', xlate_bytes)] | |
1278 | ||
3f230a0f MW |
1279 | def format_stat(format, dict): |
1280 | if callable(format): return format(dict) | |
1281 | else: return format % dict | |
1282 | ||
060ca767 | 1283 | ## How to lay out the stats dialog. Format is (LABEL, FORMAT): LABEL is |
1284 | ## the label to give the entry box; FORMAT is the format string to write into | |
1285 | ## the entry. | |
cc1bff4e MW |
1286 | cryptolayout = \ |
1287 | [('Diffie-Hellman group', | |
1ff5474e MW |
1288 | '%(kx-group)s ' |
1289 | '(%(kx-group-order-bits)s-bit order, ' | |
1290 | '%(kx-group-elt-bits)s-bit elements)'), | |
fd0e15ee MW |
1291 | ('Bulk crypto transform', |
1292 | '%(bulk-transform)s (%(bulk-overhead)s byte overhead)'), | |
1293 | ('Data encryption', lambda d: '%s (%s; %s)' % ( | |
1294 | d['cipher'], | |
1295 | '%d-bit key' % (8*int(d['cipher-keysz'])), | |
1296 | d.get('cipher-blksz', '0') == '0' | |
1297 | and 'stream cipher' | |
1298 | or '%d-bit block' % (8*int(d['cipher-blksz'])))), | |
1299 | ('Message authentication', lambda d: '%s (%s; %s)' % ( | |
1300 | d['mac'], | |
1301 | d.get('mac-keysz') is None | |
1302 | and 'one-time MAC' | |
1303 | or '%d-bit key' % (8*int(d['mac-keysz'])), | |
1304 | '%d-bit tag' % (8*int(d['mac-tagsz'])))), | |
1305 | ('Hash', lambda d: '%s (%d-bit output)' % | |
1306 | (d['hash'], 8*int(d['hash-sz'])))] | |
cc1bff4e MW |
1307 | |
1308 | statslayout = \ | |
1309 | [('Start time', '%(start-time)s'), | |
1310 | ('Private key', '%(current-key)s')] + \ | |
1311 | cryptolayout + \ | |
1312 | [('Last key-exchange', '%(last-keyexch-time)s'), | |
060ca767 | 1313 | ('Last packet', '%(last-packet-time)s'), |
1314 | ('Packets in/out', | |
1315 | '%(packets-in)s (%(bytes-in)s) / %(packets-out)s (%(bytes-out)s)'), | |
1316 | ('Key-exchange in/out', | |
1317 | '%(keyexch-packets-in)s (%(keyexch-bytes-in)s) / %(keyexch-packets-out)s (%(keyexch-bytes-out)s)'), | |
1318 | ('IP in/out', | |
984b6d33 | 1319 | '%(ip-packets-in)s (%(ip-bytes-in)s) / %(ip-packets-out)s (%(ip-bytes-out)s)'), |
060ca767 | 1320 | ('Rejected packets', '%(rejected-packets)s')] |
1321 | ||
dcd075c8 | 1322 | class PeerWindow (TrivialWindow): |
984b6d33 MW |
1323 | """ |
1324 | Show information about a peer. | |
1325 | ||
1326 | This gives a graphical view of the server's peer statistics. | |
1327 | ||
1328 | Interesting attributes: | |
1329 | ||
1330 | * e: dict mapping keys (mostly matching label widget texts, though pings | |
1331 | use command names) to entry widgets so that we can update them easily | |
1332 | * peer: the peer this window shows information about | |
1333 | * cr: the info-fetching coroutine, or None if crrrently disconnected | |
1334 | * doupate: whether the info-fetching corouting should continue running | |
1335 | """ | |
1336 | ||
1337 | def __init__(me, peer): | |
1338 | """Construct a PeerWindow, showing information about PEER.""" | |
1339 | ||
dcd075c8 | 1340 | TrivialWindow.__init__(me) |
060ca767 | 1341 | me.set_title('TrIPE statistics: %s' % peer.name) |
060ca767 | 1342 | me.peer = peer |
984b6d33 | 1343 | |
060ca767 | 1344 | table = GridPacker() |
1345 | me.add(table) | |
984b6d33 MW |
1346 | |
1347 | ## Utility for adding fields. | |
060ca767 | 1348 | me.e = {} |
984b6d33 MW |
1349 | def add(label, text = None, key = None): |
1350 | if key is None: key = label | |
1351 | me.e[key] = table.info(label, text, len = 42, newlinep = True) | |
1352 | ||
1353 | ## Build the dialogue box. | |
060ca767 | 1354 | add('Peer name', peer.name) |
1355 | add('Tunnel', peer.tunnel) | |
1356 | add('Interface', peer.ifname) | |
1357 | add('Keepalives', | |
1358 | (peer.keepalive == '0' and 'never') or '%s s' % peer.keepalive) | |
1359 | add('Address', peer.addr) | |
984b6d33 MW |
1360 | add('Transport pings', key = 'PING') |
1361 | add('Encrypted pings', key = 'EPING') | |
1362 | ||
1363 | for label, format in statslayout: | |
1364 | add(label) | |
1365 | ||
1366 | ## Hook onto various interesting events. | |
1367 | me.hook(conn.connecthook, me.tryupdate) | |
1368 | me.hook(conn.disconnecthook, me.stopupdate) | |
060ca767 | 1369 | me.hook(me.closehook, me.stopupdate) |
1370 | me.hook(me.peer.deadhook, me.dead) | |
984b6d33 | 1371 | me.hook(me.peer.changehook, me.change) |
060ca767 | 1372 | me.hook(me.peer.pinghook, me.ping) |
984b6d33 MW |
1373 | me.cr = None |
1374 | me.doupdate = True | |
060ca767 | 1375 | me.tryupdate() |
984b6d33 MW |
1376 | |
1377 | ## Format the ping statistics. | |
1378 | for cmd, ps in me.peer.ping.iteritems(): | |
1379 | me.ping(me.peer, cmd, ps) | |
1380 | ||
1381 | ## And show the window. | |
060ca767 | 1382 | me.show_all() |
984b6d33 MW |
1383 | |
1384 | def change(me): | |
1385 | """Update the display in response to a notification.""" | |
1386 | me.e['Interface'].set_text(me.peer.ifname) | |
7949d109 | 1387 | me.e['Address'].set_text(me.peer.addr) |
984b6d33 MW |
1388 | |
1389 | def _update(me): | |
1390 | """ | |
1391 | Main display-updating coroutine. | |
1392 | ||
1393 | This does an update, sleeps for a while, and starts again. If the | |
1394 | me.doupdate flag goes low, we stop the loop. | |
1395 | """ | |
1396 | while me.peer.alivep and conn.connectedp() and me.doupdate: | |
1397 | stat = conn.stats(me.peer.name) | |
1398 | for s, trans in statsxlate: | |
1399 | stat[s] = trans(stat[s]) | |
1ff5474e | 1400 | stat.update(me.peer.__dict__) |
984b6d33 | 1401 | for label, format in statslayout: |
3f230a0f | 1402 | me.e[label].set_text(format_stat(format, stat)) |
a69f4417 | 1403 | GL.timeout_add(1000, lambda: me.cr.switch() and False) |
984b6d33 MW |
1404 | me.cr.parent.switch() |
1405 | me.cr = None | |
1406 | ||
060ca767 | 1407 | def tryupdate(me): |
984b6d33 MW |
1408 | """Start the updater coroutine, if it's not going already.""" |
1409 | if me.cr is None: | |
22b47552 MW |
1410 | me.cr = T.Coroutine(me._update, |
1411 | name = 'update-peer-window %s' % me.peer.name) | |
984b6d33 MW |
1412 | me.cr.switch() |
1413 | ||
1414 | def stopupdate(me, *hunoz, **hukairz): | |
1415 | """Stop the update coroutine, by setting me.doupdate.""" | |
1416 | me.doupdate = False | |
1417 | ||
060ca767 | 1418 | def dead(me): |
984b6d33 | 1419 | """Called when the peer is killed.""" |
060ca767 | 1420 | me.set_title('TrIPE statistics: %s [defunct]' % me.peer.name) |
1421 | me.e['Peer name'].set_text('%s [defunct]' % me.peer.name) | |
1422 | me.stopupdate() | |
060ca767 | 1423 | |
984b6d33 MW |
1424 | def ping(me, peer, cmd, ps): |
1425 | """Called when a ping result for the peer is reported.""" | |
1426 | s = '%d/%d' % (ps.ngood, ps.n) | |
1427 | if ps.n: | |
1428 | s += ' (%.1f%%)' % (ps.ngood * 100.0/ps.n) | |
1429 | if ps.ngood: | |
1430 | s += '; %.2f ms (last %.1f ms)' % (ps.ttot/ps.ngood, ps.tlast); | |
1431 | me.e[ps.command].set_text(s) | |
1432 | ||
1433 | ###-------------------------------------------------------------------------- | |
1434 | ### Cryptographic status. | |
1435 | ||
dcd075c8 | 1436 | class CryptoInfo (TrivialWindow): |
984b6d33 MW |
1437 | """Simple display of cryptographic algorithms in use.""" |
1438 | def __init__(me): | |
dcd075c8 | 1439 | TrivialWindow.__init__(me) |
984b6d33 | 1440 | me.set_title('Cryptographic algorithms') |
690a6ec1 | 1441 | T.aside(me.populate) |
984b6d33 | 1442 | def populate(me): |
060ca767 | 1443 | table = GridPacker() |
984b6d33 | 1444 | me.add(table) |
060ca767 | 1445 | |
984b6d33 | 1446 | crypto = conn.algs() |
98444c8a MW |
1447 | firstp = True |
1448 | for label, format in cryptolayout: | |
1449 | table.info(label, format_stat(format, crypto), | |
1450 | len = 42, newlinep = not firstp) | |
1451 | firstp = False | |
060ca767 | 1452 | |
984b6d33 MW |
1453 | me.show_all() |
1454 | ||
1455 | ###-------------------------------------------------------------------------- | |
1456 | ### Main monitor window. | |
060ca767 | 1457 | |
1458 | class MonitorWindow (MyWindow): | |
1459 | ||
984b6d33 MW |
1460 | """ |
1461 | The main monitor window. | |
1462 | ||
1463 | This class creates, populates and maintains the main monitor window. | |
1464 | ||
1465 | Lots of attributes: | |
1466 | ||
1467 | * warnings, trace: log models for server output | |
1468 | * warnview, traceview, traceopts, addpeerwin, cryptoinfo, servinfo: | |
1469 | WindowSlot objects for ancillary windows | |
1470 | * ui: Gtk UIManager object for the menu system | |
1471 | * apmenu: pair of identical autoconnecting peer menus | |
1472 | * listmodel: Gtk ListStore for connected peers; contains peer name, | |
1473 | address, and ping times (transport and encrypted, value and colour) | |
1474 | * status: Gtk Statusbar at the bottom of the window | |
1475 | * _kidding: an unpleasant backchannel between the apchange method (which | |
1476 | builds the apmenus) and the menu handler, forced on us by a Gtk | |
1477 | misfeature | |
1478 | ||
1479 | Also installs attributes on Peer objects: | |
1480 | ||
1481 | * i: index of peer's entry in listmodel | |
1482 | * win: WindowSlot object for the peer's PeerWindow | |
1483 | """ | |
1484 | ||
1485 | def __init__(me): | |
1486 | """Construct the window.""" | |
1487 | ||
1488 | ## Basic stuff. | |
060ca767 | 1489 | MyWindow.__init__(me) |
1490 | me.set_title('TrIPE monitor') | |
984b6d33 MW |
1491 | |
1492 | ## Hook onto diagnostic outputs. | |
060ca767 | 1493 | me.warnings = WarningLogModel() |
984b6d33 | 1494 | me.hook(conn.warnhook, me.warnings.notify) |
060ca767 | 1495 | me.trace = TraceLogModel() |
984b6d33 | 1496 | me.hook(conn.tracehook, me.trace.notify) |
060ca767 | 1497 | |
984b6d33 | 1498 | ## Make slots to store the various ancillary singleton windows. |
060ca767 | 1499 | me.warnview = WindowSlot(lambda: LogViewer(me.warnings)) |
1500 | me.traceview = WindowSlot(lambda: LogViewer(me.trace)) | |
984b6d33 MW |
1501 | me.traceopts = WindowSlot(lambda: TraceOptions()) |
1502 | me.addpeerwin = WindowSlot(lambda: AddPeerDialog()) | |
1503 | me.cryptoinfo = WindowSlot(lambda: CryptoInfo()) | |
1504 | me.servinfo = WindowSlot(lambda: ServInfo()) | |
060ca767 | 1505 | |
984b6d33 | 1506 | ## Main window structure. |
060ca767 | 1507 | vbox = G.VBox() |
1508 | me.add(vbox) | |
1509 | ||
984b6d33 | 1510 | ## UI manager makes our menus. (We're too cheap to have a toolbar.) |
060ca767 | 1511 | me.ui = G.UIManager() |
1512 | actgroup = makeactiongroup('monitor', | |
1513 | [('file-menu', '_File', None, None), | |
984b6d33 MW |
1514 | ('connect', '_Connect', '<Control>C', conn.connect), |
1515 | ('disconnect', '_Disconnect', '<Control>D', | |
1516 | lambda: conn.disconnect(None)), | |
1517 | ('quit', '_Quit', '<Control>Q', me.close), | |
060ca767 | 1518 | ('server-menu', '_Server', None, None), |
984b6d33 MW |
1519 | ('daemon', 'Run in _background', None, cr(conn.daemon)), |
1520 | ('server-version', 'Server version', '<Control>V', me.servinfo.open), | |
1521 | ('crypto-algs', 'Cryptographic algorithms', | |
1522 | '<Control>Y', me.cryptoinfo.open), | |
1523 | ('reload-keys', 'Reload keys', '<Control>R', cr(conn.reload)), | |
1524 | ('server-quit', 'Terminate server', None, cr(conn.quit)), | |
1525 | ('conn-peer', 'Connect peer', None, None), | |
060ca767 | 1526 | ('logs-menu', '_Logs', None, None), |
984b6d33 MW |
1527 | ('show-warnings', 'Show _warnings', '<Control>W', me.warnview.open), |
1528 | ('show-trace', 'Show _trace', '<Control>T', me.traceview.open), | |
060ca767 | 1529 | ('trace-options', 'Trace _options...', None, me.traceopts.open), |
1530 | ('help-menu', '_Help', None, None), | |
1531 | ('about', '_About tripemon...', None, aboutbox.open), | |
984b6d33 | 1532 | ('add-peer', '_Add peer...', '<Control>A', me.addpeerwin.open), |
060ca767 | 1533 | ('kill-peer', '_Kill peer', None, me.killpeer), |
1534 | ('force-kx', 'Force key e_xchange', None, me.forcekx)]) | |
984b6d33 MW |
1535 | |
1536 | ## Menu structures. | |
060ca767 | 1537 | uidef = ''' |
1538 | <ui> | |
1539 | <menubar> | |
1540 | <menu action="file-menu"> | |
1541 | <menuitem action="quit"/> | |
1542 | </menu> | |
1543 | <menu action="server-menu"> | |
984b6d33 | 1544 | <menuitem action="connect"/> |
060ca767 | 1545 | <menuitem action="disconnect"/> |
1546 | <separator/> | |
ca6eb20c | 1547 | <menuitem action="server-version"/> |
984b6d33 | 1548 | <menuitem action="crypto-algs"/> |
060ca767 | 1549 | <menuitem action="add-peer"/> |
984b6d33 | 1550 | <menuitem action="conn-peer"/> |
060ca767 | 1551 | <menuitem action="daemon"/> |
ca6eb20c | 1552 | <menuitem action="reload-keys"/> |
060ca767 | 1553 | <separator/> |
1554 | <menuitem action="server-quit"/> | |
1555 | </menu> | |
1556 | <menu action="logs-menu"> | |
1557 | <menuitem action="show-warnings"/> | |
1558 | <menuitem action="show-trace"/> | |
1559 | <menuitem action="trace-options"/> | |
1560 | </menu> | |
1561 | <menu action="help-menu"> | |
1562 | <menuitem action="about"/> | |
1563 | </menu> | |
1564 | </menubar> | |
1565 | <popup name="peer-popup"> | |
1566 | <menuitem action="add-peer"/> | |
984b6d33 | 1567 | <menuitem action="conn-peer"/> |
060ca767 | 1568 | <menuitem action="kill-peer"/> |
1569 | <menuitem action="force-kx"/> | |
1570 | </popup> | |
1571 | </ui> | |
1572 | ''' | |
984b6d33 MW |
1573 | |
1574 | ## Populate the UI manager. | |
060ca767 | 1575 | me.ui.insert_action_group(actgroup, 0) |
1576 | me.ui.add_ui_from_string(uidef) | |
984b6d33 MW |
1577 | |
1578 | ## Construct the menu bar. | |
a69f4417 | 1579 | vbox.pack_start(me.ui.get_widget('/menubar'), False, True, 0) |
060ca767 | 1580 | me.add_accel_group(me.ui.get_accel_group()) |
060ca767 | 1581 | |
984b6d33 MW |
1582 | ## Construct and attach the auto-peers menu. (This is a horrible bodge |
1583 | ## because we can't attach the same submenu in two different places.) | |
1584 | me.apmenu = G.Menu(), G.Menu() | |
1585 | me.ui.get_widget('/menubar/server-menu/conn-peer') \ | |
1586 | .set_submenu(me.apmenu[0]) | |
1587 | me.ui.get_widget('/peer-popup/conn-peer').set_submenu(me.apmenu[1]) | |
1588 | ||
1589 | ## Construct the main list model, and listen on hooks which report | |
1590 | ## changes to the available peers. | |
060ca767 | 1591 | me.listmodel = G.ListStore(*(GO.TYPE_STRING,) * 6) |
1592 | me.listmodel.set_sort_column_id(0, G.SORT_ASCENDING) | |
984b6d33 MW |
1593 | me.hook(monitor.peers.addhook, me.addpeer) |
1594 | me.hook(monitor.peers.delhook, me.delpeer) | |
1595 | me.hook(monitor.autopeershook, me.apchange) | |
060ca767 | 1596 | |
984b6d33 MW |
1597 | ## Construct the list viewer and put it in a scrolling window. |
1598 | scr = MyScrolledWindow() | |
1599 | me.list = MyTreeView(me.listmodel) | |
060ca767 | 1600 | me.list.append_column(G.TreeViewColumn('Peer name', |
1601 | G.CellRendererText(), | |
1602 | text = 0)) | |
1603 | me.list.append_column(G.TreeViewColumn('Address', | |
1604 | G.CellRendererText(), | |
1605 | text = 1)) | |
1606 | me.list.append_column(G.TreeViewColumn('T-ping', | |
1607 | G.CellRendererText(), | |
1608 | text = 2, | |
1609 | foreground = 3)) | |
1610 | me.list.append_column(G.TreeViewColumn('E-ping', | |
1611 | G.CellRendererText(), | |
1612 | text = 4, | |
1613 | foreground = 5)) | |
1614 | me.list.get_column(1).set_expand(True) | |
1615 | me.list.connect('row-activated', me.activate) | |
1616 | me.list.connect('button-press-event', me.buttonpress) | |
1617 | me.list.set_reorderable(True) | |
1618 | me.list.get_selection().set_mode(G.SELECTION_NONE) | |
1619 | scr.add(me.list) | |
a69f4417 | 1620 | vbox.pack_start(scr, True, True, 0) |
060ca767 | 1621 | |
984b6d33 MW |
1622 | ## Construct the status bar, and listen on hooks which report changes to |
1623 | ## connection status. | |
1624 | me.status = G.Statusbar() | |
a69f4417 | 1625 | vbox.pack_start(me.status, False, True, 0) |
984b6d33 MW |
1626 | me.hook(conn.connecthook, cr(me.connected)) |
1627 | me.hook(conn.disconnecthook, me.disconnected) | |
1628 | me.hook(conn.notehook, me.notify) | |
1629 | ||
1630 | ## Set a plausible default window size. | |
1631 | me.set_default_size(512, 180) | |
060ca767 | 1632 | |
1633 | def addpeer(me, peer): | |
984b6d33 | 1634 | """Hook: announces that PEER has been added.""" |
060ca767 | 1635 | peer.i = me.listmodel.append([peer.name, peer.addr, |
1636 | '???', 'green', '???', 'green']) | |
984b6d33 MW |
1637 | peer.win = WindowSlot(lambda: PeerWindow(peer)) |
1638 | me.hook(peer.pinghook, me._ping) | |
7949d109 | 1639 | me.hook(peer.changehook, lambda: me._change(peer)) |
984b6d33 MW |
1640 | me.apchange() |
1641 | ||
060ca767 | 1642 | def delpeer(me, peer): |
984b6d33 | 1643 | """Hook: announces that PEER has been removed.""" |
060ca767 | 1644 | me.listmodel.remove(peer.i) |
984b6d33 MW |
1645 | me.unhook(peer.pinghook) |
1646 | me.apchange() | |
1647 | ||
060ca767 | 1648 | def path_peer(me, path): |
984b6d33 MW |
1649 | """Return the peer corresponding to a given list-model PATH.""" |
1650 | return monitor.peers[me.listmodel[path][0]] | |
1651 | ||
1652 | def apchange(me): | |
1653 | """ | |
1654 | Hook: announces that a change has been made to the peers available for | |
1655 | automated connection. | |
1656 | ||
1657 | This populates both auto-peer menus and keeps them in sync. (As | |
1658 | mentioned above, we can't attach the same submenu to two separate parent | |
1659 | menu items. So we end up with two identical menus instead. Yes, this | |
1660 | does suck.) | |
1661 | """ | |
1662 | ||
1663 | ## The set_active method of a CheckMenuItem works by maybe activating the | |
1664 | ## menu item. This signals our handler. But we don't actually want to | |
1665 | ## signal the handler unless the user actually frobbed the item. So the | |
1666 | ## _kidding flag is used as an underhanded way of telling the handler | |
1667 | ## that we don't actually want it to do anything. Of course, this sucks | |
1668 | ## mightily. | |
1669 | me._kidding = True | |
1670 | ||
1671 | ## Iterate over the two menus. | |
1672 | for m in 0, 1: | |
1673 | menu = me.apmenu[m] | |
1674 | existing = menu.get_children() | |
1675 | if monitor.autopeers is None: | |
1676 | ||
1677 | ## No peers, so empty out the menu. | |
1678 | for item in existing: | |
1679 | menu.remove(item) | |
1680 | ||
1681 | else: | |
1682 | ||
1683 | ## Insert the new items into the menu. (XXX this seems buggy XXX) | |
37bc5549 | 1684 | ## Tick the peers which are actually connected. |
984b6d33 MW |
1685 | i = j = 0 |
1686 | for peer in monitor.autopeers: | |
1687 | if j < len(existing) and \ | |
1688 | existing[j].get_child().get_text() == peer: | |
1689 | item = existing[j] | |
1690 | j += 1 | |
1691 | else: | |
1692 | item = G.CheckMenuItem(peer, use_underline = False) | |
1693 | item.connect('activate', invoker(me._addautopeer, peer)) | |
1694 | menu.insert(item, i) | |
1695 | item.set_active(peer in monitor.peers.table) | |
1696 | i += 1 | |
1697 | ||
1698 | ## Make all the menu items visible. | |
1699 | menu.show_all() | |
1700 | ||
1701 | ## Set the parent menu items sensitive if and only if there are any peers | |
1702 | ## to connect. | |
1703 | for name in ['/menubar/server-menu/conn-peer', '/peer-popup/conn-peer']: | |
1704 | me.ui.get_widget(name).set_sensitive(bool(monitor.autopeers)) | |
1705 | ||
1706 | ## And now allow the handler to do its business normally. | |
1707 | me._kidding = False | |
1708 | ||
1709 | def _addautopeer(me, peer): | |
1710 | """ | |
1711 | Automatically connect an auto-peer. | |
1712 | ||
1713 | This method is invoked from the main coroutine. Since the actual | |
1714 | connection needs to issue administration commands, we must spawn a new | |
1715 | child coroutine for it. | |
1716 | """ | |
1717 | if me._kidding: | |
1718 | return | |
22b47552 MW |
1719 | T.Coroutine(me._addautopeer_hack, |
1720 | name = '_addautopeerhack %s' % peer).switch(peer) | |
984b6d33 MW |
1721 | |
1722 | def _addautopeer_hack(me, peer): | |
1723 | """Make an automated connection to PEER in response to a user click.""" | |
1724 | if me._kidding: | |
1725 | return | |
1726 | try: | |
1727 | T._simple(conn.svcsubmit('connect', 'active', peer)) | |
1728 | except T.TripeError, exc: | |
690a6ec1 | 1729 | T.defer(moanbox, ' '.join(exc.args)) |
984b6d33 | 1730 | me.apchange() |
060ca767 | 1731 | |
1732 | def activate(me, l, path, col): | |
984b6d33 MW |
1733 | """ |
1734 | Handle a double-click on a peer in the main list: open a PeerInfo window. | |
1735 | """ | |
060ca767 | 1736 | peer = me.path_peer(path) |
1737 | peer.win.open() | |
984b6d33 | 1738 | |
060ca767 | 1739 | def buttonpress(me, l, ev): |
984b6d33 MW |
1740 | """ |
1741 | Handle a mouse click on the main list. | |
1742 | ||
1743 | Currently we're only interested in button-3, which pops up the peer menu. | |
1744 | For future reference, we stash the peer that was clicked in me.menupeer. | |
1745 | """ | |
060ca767 | 1746 | if ev.button == 3: |
984b6d33 MW |
1747 | x, y = int(ev.x), int(ev.y) |
1748 | r = me.list.get_path_at_pos(x, y) | |
060ca767 | 1749 | for i in '/peer-popup/kill-peer', '/peer-popup/force-kx': |
984b6d33 | 1750 | me.ui.get_widget(i).set_sensitive(conn.connectedp() and |
060ca767 | 1751 | r is not None) |
984b6d33 MW |
1752 | me.ui.get_widget('/peer-popup/conn-peer'). \ |
1753 | set_sensitive(bool(monitor.autopeers)) | |
060ca767 | 1754 | if r: |
1755 | me.menupeer = me.path_peer(r[0]) | |
1756 | else: | |
1757 | me.menupeer = None | |
984b6d33 MW |
1758 | me.ui.get_widget('/peer-popup').popup( |
1759 | None, None, None, ev.button, ev.time) | |
060ca767 | 1760 | |
1761 | def killpeer(me): | |
984b6d33 MW |
1762 | """Kill a peer from the popup menu.""" |
1763 | cr(conn.kill, me.menupeer.name)() | |
1764 | ||
060ca767 | 1765 | def forcekx(me): |
984b6d33 MW |
1766 | """Kickstart a key-exchange from the popup menu.""" |
1767 | cr(conn.forcekx, me.menupeer.name)() | |
1768 | ||
1769 | _columnmap = {'PING': (2, 3), 'EPING': (4, 5)} | |
1770 | def _ping(me, p, cmd, ps): | |
1771 | """Hook: responds to ping reports.""" | |
1772 | textcol, colourcol = me._columnmap[cmd] | |
1773 | if ps.nmissrun: | |
1774 | me.listmodel[p.i][textcol] = '(miss %d)' % ps.nmissrun | |
1775 | me.listmodel[p.i][colourcol] = 'red' | |
060ca767 | 1776 | else: |
984b6d33 MW |
1777 | me.listmodel[p.i][textcol] = '%.1f ms' % ps.tlast |
1778 | me.listmodel[p.i][colourcol] = 'black' | |
1779 | ||
7949d109 MW |
1780 | def _change(me, p): |
1781 | """Hook: notified when the peer changes state.""" | |
1782 | me.listmodel[p.i][1] = p.addr | |
1783 | ||
060ca767 | 1784 | def setstatus(me, status): |
984b6d33 | 1785 | """Update the message in the status bar.""" |
060ca767 | 1786 | me.status.pop(0) |
1787 | me.status.push(0, status) | |
984b6d33 MW |
1788 | |
1789 | def notify(me, note, *rest): | |
1790 | """Hook: invoked when interesting notifications occur.""" | |
060ca767 | 1791 | if note == 'DAEMON': |
1792 | me.ui.get_widget('/menubar/server-menu/daemon').set_sensitive(False) | |
984b6d33 | 1793 | |
060ca767 | 1794 | def connected(me): |
984b6d33 MW |
1795 | """ |
1796 | Hook: invoked when a connection is made to the server. | |
1797 | ||
1798 | Make options which require a server connection sensitive. | |
1799 | """ | |
1800 | me.setstatus('Connected (port %s)' % conn.port()) | |
060ca767 | 1801 | me.ui.get_widget('/menubar/server-menu/connect').set_sensitive(False) |
1802 | for i in ('/menubar/server-menu/disconnect', | |
1803 | '/menubar/server-menu/server-version', | |
1804 | '/menubar/server-menu/add-peer', | |
1805 | '/menubar/server-menu/server-quit', | |
1806 | '/menubar/logs-menu/trace-options'): | |
1807 | me.ui.get_widget(i).set_sensitive(True) | |
984b6d33 MW |
1808 | me.ui.get_widget('/menubar/server-menu/conn-peer'). \ |
1809 | set_sensitive(bool(monitor.autopeers)) | |
060ca767 | 1810 | me.ui.get_widget('/menubar/server-menu/daemon'). \ |
984b6d33 MW |
1811 | set_sensitive(conn.servinfo()['daemon'] == 'nil') |
1812 | ||
1813 | def disconnected(me, reason): | |
1814 | """ | |
1815 | Hook: invoked when the connection to the server is lost. | |
1816 | ||
1817 | Make most options insensitive. | |
1818 | """ | |
060ca767 | 1819 | me.setstatus('Disconnected') |
1820 | me.ui.get_widget('/menubar/server-menu/connect').set_sensitive(True) | |
1821 | for i in ('/menubar/server-menu/disconnect', | |
1822 | '/menubar/server-menu/server-version', | |
1823 | '/menubar/server-menu/add-peer', | |
984b6d33 | 1824 | '/menubar/server-menu/conn-peer', |
060ca767 | 1825 | '/menubar/server-menu/daemon', |
1826 | '/menubar/server-menu/server-quit', | |
1827 | '/menubar/logs-menu/trace-options'): | |
1828 | me.ui.get_widget(i).set_sensitive(False) | |
984b6d33 MW |
1829 | if reason: moanbox(reason) |
1830 | ||
1831 | ###-------------------------------------------------------------------------- | |
1832 | ### Main program. | |
1833 | ||
1834 | def parse_options(): | |
1835 | """ | |
1836 | Parse command-line options. | |
1837 | ||
1838 | Process the boring ones. Return all of them, for later. | |
1839 | """ | |
1840 | op = OptionParser(usage = '%prog [-a FILE] [-d DIR]', | |
1841 | version = '%prog (tripe version 1.0.0)') | |
1842 | op.add_option('-a', '--admin-socket', | |
1843 | metavar = 'FILE', dest = 'tripesock', default = T.tripesock, | |
1844 | help = 'Select socket to connect to [default %default]') | |
1845 | op.add_option('-d', '--directory', | |
1846 | metavar = 'DIR', dest = 'dir', default = T.configdir, | |
1847 | help = 'Select current diretory [default %default]') | |
1848 | opts, args = op.parse_args() | |
1849 | if args: op.error('no arguments permitted') | |
1850 | OS.chdir(opts.dir) | |
1851 | return opts | |
1852 | ||
1853 | def init(opts): | |
1854 | """Initialization.""" | |
1855 | ||
1856 | global conn, monitor, pinger | |
1857 | ||
984b6d33 MW |
1858 | ## Try to establish a connection. |
1859 | conn = Connection(opts.tripesock) | |
1860 | ||
1861 | ## Make the main interesting coroutines and objects. | |
1862 | monitor = Monitor() | |
1863 | pinger = Pinger() | |
1864 | pinger.switch() | |
060ca767 | 1865 | |
984b6d33 | 1866 | def main(): |
060ca767 | 1867 | |
984b6d33 MW |
1868 | ## Main window. |
1869 | root = MonitorWindow() | |
1870 | conn.connect() | |
1871 | root.show_all() | |
060ca767 | 1872 | |
984b6d33 | 1873 | ## Main loop. |
060ca767 | 1874 | HookClient().hook(root.closehook, exit) |
690a6ec1 | 1875 | conn.mainloop() |
060ca767 | 1876 | |
1877 | if __name__ == '__main__': | |
984b6d33 MW |
1878 | opts = parse_options() |
1879 | init(opts) | |
060ca767 | 1880 | main() |
1881 | ||
984b6d33 | 1882 | ###----- That's all, folks -------------------------------------------------- |