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234b917a AC |
1 | (* HCoop Domtool (http://hcoop.sourceforge.net/) |
2 | * Copyright (c) 2006, Adam Chlipala | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or | |
5 | * modify it under the terms of the GNU General Public License | |
6 | * as published by the Free Software Foundation; either version 2 | |
7 | * of the License, or (at your option) any later version. | |
8 | * | |
9 | * This program is distributed in the hope that it will be useful, | |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | * GNU General Public License for more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License | |
15 | * along with this program; if not, write to the Free Software | |
16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. | |
dac62e84 | 17 | *) |
234b917a AC |
18 | |
19 | (* Main interface *) | |
20 | ||
21 | structure Main :> MAIN = struct | |
22 | ||
36e42cb8 | 23 | open Ast MsgTypes Print |
234b917a | 24 | |
6ae327f8 AC |
25 | structure SM = StringMap |
26 | ||
aa56e112 | 27 | fun init () = Acl.read Config.aclFile |
234b917a | 28 | |
d189ec0e | 29 | fun check' G fname = |
a3698041 AC |
30 | let |
31 | val prog = Parse.parse fname | |
32 | in | |
33 | if !ErrorMsg.anyErrors then | |
d189ec0e | 34 | G |
a3698041 | 35 | else |
aa56e112 | 36 | Tycheck.checkFile G (Defaults.tInit ()) prog |
a3698041 AC |
37 | end |
38 | ||
d189ec0e | 39 | fun basis () = |
234b917a | 40 | let |
d189ec0e AC |
41 | val dir = Posix.FileSys.opendir Config.libRoot |
42 | ||
43 | fun loop files = | |
44 | case Posix.FileSys.readdir dir of | |
d612d62c AC |
45 | NONE => (Posix.FileSys.closedir dir; |
46 | files) | |
d189ec0e AC |
47 | | SOME fname => |
48 | if String.isSuffix ".dtl" fname then | |
d612d62c AC |
49 | loop (OS.Path.joinDirFile {dir = Config.libRoot, |
50 | file = fname} | |
d189ec0e AC |
51 | :: files) |
52 | else | |
53 | loop files | |
54 | ||
55 | val files = loop [] | |
c53e82e4 | 56 | val (_, files) = Order.order NONE files |
d189ec0e | 57 | in |
6ae327f8 AC |
58 | if !ErrorMsg.anyErrors then |
59 | Env.empty | |
60 | else | |
b3159a70 AC |
61 | (Tycheck.allowExterns (); |
62 | foldl (fn (fname, G) => check' G fname) Env.empty files | |
63 | before Tycheck.disallowExterns ()) | |
d189ec0e AC |
64 | end |
65 | ||
66 | fun check fname = | |
67 | let | |
68 | val _ = ErrorMsg.reset () | |
12adf55a | 69 | val _ = Env.preTycheck () |
d189ec0e AC |
70 | |
71 | val b = basis () | |
234b917a AC |
72 | in |
73 | if !ErrorMsg.anyErrors then | |
36e42cb8 | 74 | raise ErrorMsg.Error |
234b917a AC |
75 | else |
76 | let | |
b3159a70 | 77 | val _ = Tycheck.disallowExterns () |
7f012ffd | 78 | val _ = ErrorMsg.reset () |
d189ec0e | 79 | val prog = Parse.parse fname |
234b917a | 80 | in |
492c1cff | 81 | if !ErrorMsg.anyErrors then |
36e42cb8 | 82 | raise ErrorMsg.Error |
492c1cff | 83 | else |
d189ec0e | 84 | let |
aa56e112 | 85 | val G' = Tycheck.checkFile b (Defaults.tInit ()) prog |
d189ec0e | 86 | in |
36e42cb8 AC |
87 | if !ErrorMsg.anyErrors then |
88 | raise ErrorMsg.Error | |
89 | else | |
90 | (G', #3 prog) | |
d189ec0e | 91 | end |
234b917a AC |
92 | end |
93 | end | |
94 | ||
c53e82e4 AC |
95 | val notTmp = CharVector.all (fn ch => Char.isAlphaNum ch orelse ch = #"." orelse ch = #"_" orelse ch = #"-") |
96 | ||
97 | fun checkDir dname = | |
98 | let | |
99 | val b = basis () | |
100 | ||
101 | val dir = Posix.FileSys.opendir dname | |
102 | ||
103 | fun loop files = | |
104 | case Posix.FileSys.readdir dir of | |
105 | NONE => (Posix.FileSys.closedir dir; | |
106 | files) | |
107 | | SOME fname => | |
108 | if notTmp fname then | |
109 | loop (OS.Path.joinDirFile {dir = dname, | |
110 | file = fname} | |
111 | :: files) | |
112 | else | |
113 | loop files | |
114 | ||
115 | val files = loop [] | |
116 | val (_, files) = Order.order (SOME b) files | |
117 | in | |
118 | if !ErrorMsg.anyErrors then | |
1824f573 | 119 | raise ErrorMsg.Error |
c53e82e4 AC |
120 | else |
121 | (foldl (fn (fname, G) => check' G fname) b files; | |
1824f573 AC |
122 | if !ErrorMsg.anyErrors then |
123 | raise ErrorMsg.Error | |
124 | else | |
125 | ()) | |
c53e82e4 AC |
126 | end |
127 | ||
d189ec0e | 128 | fun reduce fname = |
a3698041 | 129 | let |
d189ec0e | 130 | val (G, body) = check fname |
a3698041 AC |
131 | in |
132 | if !ErrorMsg.anyErrors then | |
d189ec0e | 133 | NONE |
a3698041 | 134 | else |
d189ec0e AC |
135 | case body of |
136 | SOME body => | |
137 | let | |
138 | val body' = Reduce.reduceExp G body | |
139 | in | |
140 | (*printd (PD.hovBox (PD.PPS.Rel 0, | |
141 | [PD.string "Result:", | |
142 | PD.space 1, | |
143 | p_exp body']))*) | |
144 | SOME body' | |
145 | end | |
146 | | _ => NONE | |
a3698041 AC |
147 | end |
148 | ||
d189ec0e AC |
149 | fun eval fname = |
150 | case reduce fname of | |
151 | (SOME body') => | |
152 | if !ErrorMsg.anyErrors then | |
36e42cb8 | 153 | raise ErrorMsg.Error |
d189ec0e | 154 | else |
aa56e112 | 155 | Eval.exec (Defaults.eInit ()) body' |
36e42cb8 | 156 | | NONE => raise ErrorMsg.Error |
d189ec0e | 157 | |
1824f573 AC |
158 | fun eval' fname = |
159 | case reduce fname of | |
160 | (SOME body') => | |
161 | if !ErrorMsg.anyErrors then | |
162 | raise ErrorMsg.Error | |
163 | else | |
164 | ignore (Eval.exec' (Defaults.eInit ()) body') | |
165 | | NONE => raise ErrorMsg.Error | |
166 | ||
3b267643 AC |
167 | val dispatcher = |
168 | Config.dispatcher ^ ":" ^ Int.toString Config.dispatcherPort | |
559e89e9 | 169 | |
5ee41dd0 | 170 | fun requestContext f = |
07cc384c | 171 | let |
a56cc2c3 AC |
172 | val uid = Posix.ProcEnv.getuid () |
173 | val user = Posix.SysDB.Passwd.name (Posix.SysDB.getpwuid uid) | |
5ee41dd0 | 174 | |
a56cc2c3 AC |
175 | val () = Acl.read Config.aclFile |
176 | val () = Domain.setUser user | |
5ee41dd0 AC |
177 | |
178 | val () = f () | |
aa56e112 | 179 | |
aa56e112 | 180 | val context = OpenSSL.context (Config.certDir ^ "/" ^ user ^ ".pem", |
a088cea6 | 181 | Config.keyDir ^ "/" ^ user ^ "/key.pem", |
3b267643 | 182 | Config.trustStore) |
5ee41dd0 AC |
183 | in |
184 | (user, context) | |
185 | end | |
07cc384c | 186 | |
5ee41dd0 AC |
187 | fun requestBio f = |
188 | let | |
189 | val (user, context) = requestContext f | |
190 | in | |
191 | (user, OpenSSL.connect (context, dispatcher)) | |
192 | end | |
193 | ||
194 | fun request fname = | |
195 | let | |
196 | val (user, bio) = requestBio (fn () => ignore (check fname)) | |
559e89e9 | 197 | |
3b267643 AC |
198 | val inf = TextIO.openIn fname |
199 | ||
36e42cb8 | 200 | fun loop lines = |
3b267643 | 201 | case TextIO.inputLine inf of |
36e42cb8 AC |
202 | NONE => String.concat (List.rev lines) |
203 | | SOME line => loop (line :: lines) | |
204 | ||
205 | val code = loop [] | |
559e89e9 | 206 | in |
3b267643 | 207 | TextIO.closeIn inf; |
36e42cb8 AC |
208 | Msg.send (bio, MsgConfig code); |
209 | case Msg.recv bio of | |
210 | NONE => print "Server closed connection unexpectedly.\n" | |
211 | | SOME m => | |
212 | case m of | |
213 | MsgOk => print "Configuration succeeded.\n" | |
214 | | MsgError s => print ("Configuration failed: " ^ s ^ "\n") | |
215 | | _ => print "Unexpected server reply.\n"; | |
3b267643 | 216 | OpenSSL.close bio |
559e89e9 | 217 | end |
aa56e112 | 218 | handle ErrorMsg.Error => () |
559e89e9 | 219 | |
c53e82e4 AC |
220 | fun requestDir dname = |
221 | let | |
1824f573 AC |
222 | val _ = ErrorMsg.reset () |
223 | ||
224 | val (user, bio) = requestBio (fn () => checkDir dname) | |
c53e82e4 AC |
225 | |
226 | val b = basis () | |
227 | ||
228 | val dir = Posix.FileSys.opendir dname | |
229 | ||
230 | fun loop files = | |
231 | case Posix.FileSys.readdir dir of | |
232 | NONE => (Posix.FileSys.closedir dir; | |
233 | files) | |
234 | | SOME fname => | |
235 | if notTmp fname then | |
236 | loop (OS.Path.joinDirFile {dir = dname, | |
237 | file = fname} | |
238 | :: files) | |
239 | else | |
240 | loop files | |
241 | ||
242 | val files = loop [] | |
243 | val (_, files) = Order.order (SOME b) files | |
244 | ||
245 | val _ = if !ErrorMsg.anyErrors then | |
246 | raise ErrorMsg.Error | |
247 | else | |
248 | () | |
249 | ||
250 | val codes = map (fn fname => | |
251 | let | |
252 | val inf = TextIO.openIn fname | |
253 | ||
254 | fun loop lines = | |
255 | case TextIO.inputLine inf of | |
256 | NONE => String.concat (rev lines) | |
257 | | SOME line => loop (line :: lines) | |
258 | in | |
259 | loop [] | |
260 | before TextIO.closeIn inf | |
261 | end) files | |
262 | in | |
1824f573 AC |
263 | if !ErrorMsg.anyErrors then |
264 | () | |
265 | else | |
266 | (Msg.send (bio, MsgMultiConfig codes); | |
267 | case Msg.recv bio of | |
268 | NONE => print "Server closed connection unexpectedly.\n" | |
269 | | SOME m => | |
270 | case m of | |
271 | MsgOk => print "Configuration succeeded.\n" | |
272 | | MsgError s => print ("Configuration failed: " ^ s ^ "\n") | |
273 | | _ => print "Unexpected server reply.\n"; | |
274 | OpenSSL.close bio) | |
c53e82e4 AC |
275 | end |
276 | handle ErrorMsg.Error => () | |
277 | ||
5ee41dd0 AC |
278 | fun requestGrant acl = |
279 | let | |
280 | val (user, bio) = requestBio (fn () => ()) | |
281 | in | |
282 | Msg.send (bio, MsgGrant acl); | |
283 | case Msg.recv bio of | |
284 | NONE => print "Server closed connection unexpectedly.\n" | |
285 | | SOME m => | |
286 | case m of | |
287 | MsgOk => print "Grant succeeded.\n" | |
288 | | MsgError s => print ("Grant failed: " ^ s ^ "\n") | |
289 | | _ => print "Unexpected server reply.\n"; | |
290 | OpenSSL.close bio | |
291 | end | |
292 | ||
411a85f2 AC |
293 | fun requestRevoke acl = |
294 | let | |
295 | val (user, bio) = requestBio (fn () => ()) | |
296 | in | |
297 | Msg.send (bio, MsgRevoke acl); | |
298 | case Msg.recv bio of | |
299 | NONE => print "Server closed connection unexpectedly.\n" | |
300 | | SOME m => | |
301 | case m of | |
302 | MsgOk => print "Revoke succeeded.\n" | |
303 | | MsgError s => print ("Revoke failed: " ^ s ^ "\n") | |
304 | | _ => print "Unexpected server reply.\n"; | |
305 | OpenSSL.close bio | |
306 | end | |
307 | ||
08a04eb4 AC |
308 | fun requestListPerms user = |
309 | let | |
310 | val (_, bio) = requestBio (fn () => ()) | |
311 | in | |
312 | Msg.send (bio, MsgListPerms user); | |
313 | (case Msg.recv bio of | |
314 | NONE => (print "Server closed connection unexpectedly.\n"; | |
315 | NONE) | |
316 | | SOME m => | |
317 | case m of | |
318 | MsgPerms perms => SOME perms | |
319 | | MsgError s => (print ("Listing failed: " ^ s ^ "\n"); | |
320 | NONE) | |
321 | | _ => (print "Unexpected server reply.\n"; | |
322 | NONE)) | |
323 | before OpenSSL.close bio | |
324 | end | |
325 | ||
094877b1 AC |
326 | fun requestWhoHas perm = |
327 | let | |
328 | val (_, bio) = requestBio (fn () => ()) | |
329 | in | |
330 | Msg.send (bio, MsgWhoHas perm); | |
331 | (case Msg.recv bio of | |
332 | NONE => (print "Server closed connection unexpectedly.\n"; | |
333 | NONE) | |
334 | | SOME m => | |
335 | case m of | |
336 | MsgWhoHasResponse users => SOME users | |
337 | | MsgError s => (print ("whohas failed: " ^ s ^ "\n"); | |
338 | NONE) | |
339 | | _ => (print "Unexpected server reply.\n"; | |
340 | NONE)) | |
341 | before OpenSSL.close bio | |
342 | end | |
343 | ||
1824f573 AC |
344 | fun requestRegen () = |
345 | let | |
346 | val (_, bio) = requestBio (fn () => ()) | |
347 | in | |
348 | Msg.send (bio, MsgRegenerate); | |
349 | case Msg.recv bio of | |
350 | NONE => print "Server closed connection unexpectedly.\n" | |
351 | | SOME m => | |
352 | case m of | |
353 | MsgOk => print "Regeneration succeeded.\n" | |
354 | | MsgError s => print ("Regeneration failed: " ^ s ^ "\n") | |
355 | | _ => print "Unexpected server reply.\n"; | |
356 | OpenSSL.close bio | |
357 | end | |
358 | ||
c189cbe9 AC |
359 | fun requestRmdom dom = |
360 | let | |
361 | val (_, bio) = requestBio (fn () => ()) | |
362 | in | |
363 | Msg.send (bio, MsgRmdom dom); | |
364 | case Msg.recv bio of | |
365 | NONE => print "Server closed connection unexpectedly.\n" | |
366 | | SOME m => | |
367 | case m of | |
368 | MsgOk => print "Removal succeeded.\n" | |
369 | | MsgError s => print ("Removal failed: " ^ s ^ "\n") | |
370 | | _ => print "Unexpected server reply.\n"; | |
371 | OpenSSL.close bio | |
372 | end | |
373 | ||
e69e60cc AC |
374 | fun requestRmuser user = |
375 | let | |
376 | val (_, bio) = requestBio (fn () => ()) | |
377 | in | |
378 | Msg.send (bio, MsgRmuser user); | |
379 | case Msg.recv bio of | |
380 | NONE => print "Server closed connection unexpectedly.\n" | |
381 | | SOME m => | |
382 | case m of | |
383 | MsgOk => print "Removal succeeded.\n" | |
384 | | MsgError s => print ("Removal failed: " ^ s ^ "\n") | |
385 | | _ => print "Unexpected server reply.\n"; | |
386 | OpenSSL.close bio | |
387 | end | |
388 | ||
71420f8b | 389 | fun regenerate context = |
1824f573 AC |
390 | let |
391 | val b = basis () | |
71420f8b AC |
392 | val () = Tycheck.disallowExterns () |
393 | ||
394 | val () = Domain.resetGlobal () | |
395 | ||
396 | fun contactNode (node, ip) = | |
397 | if node = Config.defaultNode then | |
398 | Domain.resetLocal () | |
399 | else let | |
400 | val bio = OpenSSL.connect (context, | |
401 | ip | |
402 | ^ ":" | |
403 | ^ Int.toString Config.slavePort) | |
404 | in | |
405 | Msg.send (bio, MsgRegenerate); | |
406 | case Msg.recv bio of | |
407 | NONE => print "Slave closed connection unexpectedly\n" | |
408 | | SOME m => | |
409 | case m of | |
410 | MsgOk => print ("Slave " ^ node ^ " pre-regeneration finished\n") | |
411 | | MsgError s => print ("Slave " ^ node | |
412 | ^ " returned error: " ^ | |
413 | s ^ "\n") | |
414 | | _ => print ("Slave " ^ node | |
415 | ^ " returned unexpected command\n"); | |
416 | OpenSSL.close bio | |
417 | end | |
1824f573 AC |
418 | |
419 | fun doUser user = | |
420 | let | |
421 | val _ = Domain.setUser user | |
422 | val _ = ErrorMsg.reset () | |
423 | ||
424 | val dname = Config.domtoolDir user | |
425 | ||
426 | val dir = Posix.FileSys.opendir dname | |
427 | ||
428 | fun loop files = | |
429 | case Posix.FileSys.readdir dir of | |
430 | NONE => (Posix.FileSys.closedir dir; | |
431 | files) | |
432 | | SOME fname => | |
433 | if notTmp fname then | |
434 | loop (OS.Path.joinDirFile {dir = dname, | |
435 | file = fname} | |
436 | :: files) | |
437 | else | |
438 | loop files | |
439 | ||
440 | val files = loop [] | |
441 | val (_, files) = Order.order (SOME b) files | |
442 | in | |
443 | if !ErrorMsg.anyErrors then | |
444 | print ("User " ^ user ^ "'s configuration has errors!\n") | |
445 | else | |
446 | app eval' files | |
447 | end | |
448 | handle IO.Io _ => () | |
449 | | OS.SysErr (s, _) => print ("System error processing user " ^ user ^ ": " ^ s ^ "\n") | |
450 | in | |
71420f8b | 451 | app contactNode Config.nodeIps; |
1824f573 AC |
452 | Env.pre (); |
453 | app doUser (Acl.users ()); | |
454 | Env.post () | |
455 | end | |
456 | ||
e69e60cc AC |
457 | fun rmuser user = |
458 | let | |
459 | val doms = Acl.class {user = user, class = "domain"} | |
460 | val doms = List.filter (fn dom => | |
461 | case Acl.whoHas {class = "domain", value = dom} of | |
462 | [_] => true | |
463 | | _ => false) (StringSet.listItems doms) | |
464 | in | |
465 | Acl.rmuser user; | |
466 | Domain.rmdom doms | |
467 | end | |
468 | ||
3b267643 | 469 | fun service () = |
07cc384c | 470 | let |
aa56e112 AC |
471 | val () = Acl.read Config.aclFile |
472 | ||
3b267643 AC |
473 | val context = OpenSSL.context (Config.serverCert, |
474 | Config.serverKey, | |
475 | Config.trustStore) | |
36e42cb8 | 476 | val _ = Domain.set_context context |
3b267643 | 477 | |
60534712 | 478 | val sock = OpenSSL.listen (context, Config.dispatcherPort) |
3b267643 AC |
479 | |
480 | fun loop () = | |
60534712 | 481 | case OpenSSL.accept sock of |
3b267643 AC |
482 | NONE => () |
483 | | SOME bio => | |
484 | let | |
aa56e112 AC |
485 | val user = OpenSSL.peerCN bio |
486 | val () = print ("\nConnection from " ^ user ^ "\n") | |
487 | val () = Domain.setUser user | |
488 | ||
c53e82e4 AC |
489 | fun doConfig codes = |
490 | let | |
491 | val _ = print "Configuration:\n" | |
492 | val _ = app (fn s => (print s; print "\n")) codes | |
493 | val _ = print "\n" | |
494 | ||
495 | val outname = OS.FileSys.tmpName () | |
496 | ||
497 | fun doOne code = | |
498 | let | |
499 | val outf = TextIO.openOut outname | |
500 | in | |
501 | TextIO.output (outf, code); | |
502 | TextIO.closeOut outf; | |
1824f573 | 503 | eval' outname |
c53e82e4 AC |
504 | end |
505 | in | |
1824f573 AC |
506 | (Env.pre (); |
507 | app doOne codes; | |
508 | Env.post (); | |
c53e82e4 AC |
509 | Msg.send (bio, MsgOk)) |
510 | handle ErrorMsg.Error => | |
511 | (print "Compilation error\n"; | |
512 | Msg.send (bio, | |
513 | MsgError "Error during configuration evaluation")) | |
514 | | OpenSSL.OpenSSL s => | |
515 | (print "OpenSSL error\n"; | |
516 | Msg.send (bio, | |
517 | MsgError | |
518 | ("Error during configuration evaluation: " | |
519 | ^ s))); | |
520 | OS.FileSys.remove outname; | |
521 | (ignore (OpenSSL.readChar bio); | |
522 | OpenSSL.close bio) | |
523 | handle OpenSSL.OpenSSL _ => (); | |
524 | loop () | |
525 | end | |
526 | ||
36e42cb8 AC |
527 | fun cmdLoop () = |
528 | case Msg.recv bio of | |
529 | NONE => (OpenSSL.close bio | |
530 | handle OpenSSL.OpenSSL _ => (); | |
531 | loop ()) | |
532 | | SOME m => | |
533 | case m of | |
c53e82e4 AC |
534 | MsgConfig code => doConfig [code] |
535 | | MsgMultiConfig codes => doConfig codes | |
5ee41dd0 AC |
536 | |
537 | | MsgGrant acl => | |
be1bea4c | 538 | if Acl.query {user = user, class = "priv", value = "all"} then |
5ee41dd0 AC |
539 | ((Acl.grant acl; |
540 | Acl.write Config.aclFile; | |
411a85f2 AC |
541 | Msg.send (bio, MsgOk); |
542 | print ("Granted permission " ^ #value acl ^ " to " ^ #user acl ^ " in " ^ #class acl ^ ".\n")) | |
5ee41dd0 AC |
543 | handle OpenSSL.OpenSSL s => |
544 | (print "OpenSSL error\n"; | |
545 | Msg.send (bio, | |
546 | MsgError | |
547 | ("Error during granting: " | |
548 | ^ s))); | |
549 | (ignore (OpenSSL.readChar bio); | |
550 | OpenSSL.close bio) | |
551 | handle OpenSSL.OpenSSL _ => (); | |
552 | loop ()) | |
553 | else | |
554 | ((Msg.send (bio, MsgError "Not authorized to grant privileges"); | |
411a85f2 AC |
555 | print "Unauthorized user asked to grant a permission!\n"; |
556 | ignore (OpenSSL.readChar bio); | |
557 | OpenSSL.close bio) | |
558 | handle OpenSSL.OpenSSL _ => (); | |
559 | loop ()) | |
560 | ||
561 | | MsgRevoke acl => | |
be1bea4c | 562 | if Acl.query {user = user, class = "priv", value = "all"} then |
411a85f2 AC |
563 | ((Acl.revoke acl; |
564 | Acl.write Config.aclFile; | |
565 | Msg.send (bio, MsgOk); | |
566 | print ("Revoked permission " ^ #value acl ^ " from " ^ #user acl ^ " in " ^ #class acl ^ ".\n")) | |
567 | handle OpenSSL.OpenSSL s => | |
568 | (print "OpenSSL error\n"; | |
569 | Msg.send (bio, | |
570 | MsgError | |
571 | ("Error during revocation: " | |
572 | ^ s))); | |
573 | (ignore (OpenSSL.readChar bio); | |
574 | OpenSSL.close bio) | |
575 | handle OpenSSL.OpenSSL _ => (); | |
576 | loop ()) | |
577 | else | |
578 | ((Msg.send (bio, MsgError "Not authorized to revoke privileges"); | |
579 | print "Unauthorized user asked to revoke a permission!\n"; | |
5ee41dd0 AC |
580 | ignore (OpenSSL.readChar bio); |
581 | OpenSSL.close bio) | |
582 | handle OpenSSL.OpenSSL _ => (); | |
583 | loop ()) | |
584 | ||
08a04eb4 AC |
585 | | MsgListPerms user => |
586 | ((Msg.send (bio, MsgPerms (Acl.queryAll user)); | |
587 | print ("Sent permission list for user " ^ user ^ ".\n")) | |
588 | handle OpenSSL.OpenSSL s => | |
589 | (print "OpenSSL error\n"; | |
590 | Msg.send (bio, | |
591 | MsgError | |
592 | ("Error during permission listing: " | |
593 | ^ s))); | |
594 | (ignore (OpenSSL.readChar bio); | |
595 | OpenSSL.close bio) | |
596 | handle OpenSSL.OpenSSL _ => (); | |
597 | loop ()) | |
598 | ||
094877b1 AC |
599 | | MsgWhoHas perm => |
600 | ((Msg.send (bio, MsgWhoHasResponse (Acl.whoHas perm)); | |
601 | print ("Sent whohas response for " ^ #class perm ^ " / " ^ #value perm ^ ".\n")) | |
602 | handle OpenSSL.OpenSSL s => | |
603 | (print "OpenSSL error\n"; | |
604 | Msg.send (bio, | |
605 | MsgError | |
606 | ("Error during whohas: " | |
607 | ^ s))); | |
608 | (ignore (OpenSSL.readChar bio); | |
609 | OpenSSL.close bio) | |
610 | handle OpenSSL.OpenSSL _ => (); | |
611 | loop ()) | |
612 | ||
e69e60cc | 613 | | MsgRmdom doms => |
c189cbe9 | 614 | if Acl.query {user = user, class = "priv", value = "all"} |
e69e60cc AC |
615 | orelse List.all (fn dom => Acl.query {user = user, class = "domain", value = dom}) doms then |
616 | ((Domain.rmdom doms; | |
617 | app (fn dom => | |
618 | Acl.revokeFromAll {class = "domain", value = dom}) doms; | |
619 | Acl.write Config.aclFile; | |
c189cbe9 | 620 | Msg.send (bio, MsgOk); |
e69e60cc | 621 | print ("Removed domains" ^ foldl (fn (d, s) => s ^ " " ^ d) "" doms ^ ".\n")) |
c189cbe9 AC |
622 | handle OpenSSL.OpenSSL s => |
623 | (print "OpenSSL error\n"; | |
624 | Msg.send (bio, | |
625 | MsgError | |
626 | ("Error during revocation: " | |
627 | ^ s))); | |
628 | (ignore (OpenSSL.readChar bio); | |
629 | OpenSSL.close bio) | |
630 | handle OpenSSL.OpenSSL _ => (); | |
631 | loop ()) | |
632 | else | |
633 | ((Msg.send (bio, MsgError "Not authorized to remove that domain"); | |
634 | print "Unauthorized user asked to remove a domain!\n"; | |
635 | ignore (OpenSSL.readChar bio); | |
636 | OpenSSL.close bio) | |
637 | handle OpenSSL.OpenSSL _ => (); | |
1824f573 AC |
638 | loop ()) |
639 | ||
640 | | MsgRegenerate => | |
641 | if Acl.query {user = user, class = "priv", value = "regen"} | |
642 | orelse Acl.query {user = user, class = "priv", value = "all"} then | |
71420f8b | 643 | ((regenerate context; |
1824f573 AC |
644 | Msg.send (bio, MsgOk); |
645 | print "Regenerated all configuration.\n") | |
646 | handle OpenSSL.OpenSSL s => | |
647 | (print "OpenSSL error\n"; | |
648 | Msg.send (bio, | |
649 | MsgError | |
650 | ("Error during regeneration: " | |
651 | ^ s))); | |
652 | (ignore (OpenSSL.readChar bio); | |
653 | OpenSSL.close bio) | |
654 | handle OpenSSL.OpenSSL _ => (); | |
655 | loop ()) | |
656 | else | |
657 | ((Msg.send (bio, MsgError "Not authorized to regeneration"); | |
658 | print "Unauthorized user asked to regenerate!\n"; | |
659 | ignore (OpenSSL.readChar bio); | |
660 | OpenSSL.close bio) | |
661 | handle OpenSSL.OpenSSL _ => (); | |
e69e60cc AC |
662 | loop ()) |
663 | ||
05323cbc | 664 | | MsgRmuser user' => |
e69e60cc | 665 | if Acl.query {user = user, class = "priv", value = "all"} then |
05323cbc | 666 | ((rmuser user'; |
e69e60cc AC |
667 | Acl.write Config.aclFile; |
668 | Msg.send (bio, MsgOk); | |
05323cbc | 669 | print ("Removed user " ^ user' ^ ".\n")) |
e69e60cc AC |
670 | handle OpenSSL.OpenSSL s => |
671 | (print "OpenSSL error\n"; | |
672 | Msg.send (bio, | |
673 | MsgError | |
674 | ("Error during revocation: " | |
675 | ^ s))); | |
676 | (ignore (OpenSSL.readChar bio); | |
677 | OpenSSL.close bio) | |
678 | handle OpenSSL.OpenSSL _ => (); | |
679 | loop ()) | |
680 | else | |
681 | ((Msg.send (bio, MsgError "Not authorized to remove users"); | |
682 | print "Unauthorized user asked to remove a user!\n"; | |
683 | ignore (OpenSSL.readChar bio); | |
684 | OpenSSL.close bio) | |
685 | handle OpenSSL.OpenSSL _ => (); | |
c189cbe9 AC |
686 | loop ()) |
687 | ||
36e42cb8 AC |
688 | | _ => |
689 | (Msg.send (bio, MsgError "Unexpected command") | |
690 | handle OpenSSL.OpenSSL _ => (); | |
691 | OpenSSL.close bio | |
692 | handle OpenSSL.OpenSSL _ => (); | |
693 | loop ()) | |
694 | in | |
695 | cmdLoop () | |
696 | end | |
97665758 AC |
697 | handle OpenSSL.OpenSSL s => |
698 | (print ("OpenSSL error: " ^ s ^ "\n"); | |
699 | OpenSSL.close bio | |
700 | handle OpenSSL.OpenSSL _ => (); | |
701 | loop ()) | |
702 | | OS.SysErr (s, _) => | |
703 | (print ("System error: " ^ s ^ "\n"); | |
704 | OpenSSL.close bio | |
705 | handle OpenSSL.OpenSSL _ => (); | |
706 | loop ()) | |
36e42cb8 | 707 | in |
361a1e7f | 708 | print "Listening for connections....\n"; |
36e42cb8 AC |
709 | loop (); |
710 | OpenSSL.shutdown sock | |
711 | end | |
712 | ||
713 | fun slave () = | |
714 | let | |
6e62228d | 715 | val host = Slave.hostname () |
36e42cb8 AC |
716 | |
717 | val context = OpenSSL.context (Config.certDir ^ "/" ^ host ^ ".pem", | |
a088cea6 | 718 | Config.keyDir ^ "/" ^ host ^ "/key.pem", |
36e42cb8 AC |
719 | Config.trustStore) |
720 | ||
721 | val sock = OpenSSL.listen (context, Config.slavePort) | |
722 | ||
723 | fun loop () = | |
724 | case OpenSSL.accept sock of | |
725 | NONE => () | |
726 | | SOME bio => | |
727 | let | |
728 | val peer = OpenSSL.peerCN bio | |
729 | val () = print ("\nConnection from " ^ peer ^ "\n") | |
3b267643 | 730 | in |
36e42cb8 AC |
731 | if peer <> Config.dispatcherName then |
732 | (print "Not authorized!\n"; | |
733 | OpenSSL.close bio; | |
734 | loop ()) | |
735 | else let | |
736 | fun loop' files = | |
737 | case Msg.recv bio of | |
738 | NONE => print "Dispatcher closed connection unexpectedly\n" | |
739 | | SOME m => | |
740 | case m of | |
741 | MsgFile file => loop' (file :: files) | |
742 | | MsgDoFiles => (Slave.handleChanges files; | |
743 | Msg.send (bio, MsgOk)) | |
71420f8b AC |
744 | | MsgRegenerate => (Domain.resetLocal (); |
745 | Msg.send (bio, MsgOk)) | |
36e42cb8 AC |
746 | | _ => (print "Dispatcher sent unexpected command\n"; |
747 | Msg.send (bio, MsgError "Unexpected command")) | |
748 | in | |
749 | loop' []; | |
750 | ignore (OpenSSL.readChar bio); | |
751 | OpenSSL.close bio; | |
752 | loop () | |
753 | end | |
3196000d AC |
754 | end handle OpenSSL.OpenSSL s => |
755 | (print ("OpenSSL error: "^ s ^ "\n"); | |
756 | OpenSSL.close bio | |
757 | handle OpenSSL.OpenSSL _ => (); | |
758 | loop ()) | |
7af7d4cb AC |
759 | | OS.SysErr (s, _) => |
760 | (print ("System error: "^ s ^ "\n"); | |
761 | OpenSSL.close bio | |
762 | handle OpenSSL.OpenSSL _ => (); | |
763 | loop ()) | |
07cc384c | 764 | in |
3b267643 AC |
765 | loop (); |
766 | OpenSSL.shutdown sock | |
07cc384c AC |
767 | end |
768 | ||
44a5ce2f | 769 | fun listBasis () = |
3196000d AC |
770 | let |
771 | val dir = Posix.FileSys.opendir Config.libRoot | |
772 | ||
773 | fun loop files = | |
774 | case Posix.FileSys.readdir dir of | |
775 | NONE => (Posix.FileSys.closedir dir; | |
776 | files) | |
777 | | SOME fname => | |
778 | if String.isSuffix ".dtl" fname then | |
779 | loop (OS.Path.joinDirFile {dir = Config.libRoot, | |
780 | file = fname} | |
781 | :: files) | |
782 | else | |
783 | loop files | |
3196000d | 784 | in |
44a5ce2f | 785 | loop [] |
3196000d AC |
786 | end |
787 | ||
44a5ce2f AC |
788 | fun autodocBasis outdir = |
789 | Autodoc.autodoc {outdir = outdir, infiles = listBasis ()} | |
790 | ||
234b917a | 791 | end |