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a3698041 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 | *) |
a3698041 AC |
18 | |
19 | (* Domain-related primitive actions *) | |
20 | ||
21 | structure Domain :> DOMAIN = struct | |
22 | ||
36e42cb8 AC |
23 | open MsgTypes |
24 | ||
2ed6d0e5 | 25 | structure SM = DataStructures.StringMap |
12adf55a | 26 | structure SS = DataStructures.StringSet |
2ed6d0e5 | 27 | |
36e42cb8 AC |
28 | val ssl_context = ref (NONE : OpenSSL.context option) |
29 | fun set_context ctx = ssl_context := SOME ctx | |
30 | ||
12adf55a | 31 | val nodes = map #1 Config.nodeIps |
2ed6d0e5 AC |
32 | val nodeMap = foldl (fn ((node, ip), mp) => SM.insert (mp, node, ip)) |
33 | SM.empty Config.nodeIps | |
8a7c40fa | 34 | fun nodeIp node = valOf (SM.find (nodeMap, node)) |
2ed6d0e5 | 35 | |
12adf55a | 36 | val usr = ref "" |
12adf55a AC |
37 | fun getUser () = !usr |
38 | ||
39 | val your_doms = ref SS.empty | |
40 | fun your_domains () = !your_doms | |
41 | ||
8a7c40fa AC |
42 | val your_usrs = ref SS.empty |
43 | fun your_users () = !your_usrs | |
44 | ||
45 | val your_grps = ref SS.empty | |
46 | fun your_groups () = !your_grps | |
47 | ||
48 | val your_pths = ref SS.empty | |
49 | fun your_paths () = !your_pths | |
50 | ||
aa56e112 | 51 | fun setUser user = |
a088cea6 | 52 | (usr := user; |
aa56e112 AC |
53 | your_doms := Acl.class {user = getUser (), |
54 | class = "domain"}; | |
55 | your_usrs := Acl.class {user = getUser (), | |
56 | class = "user"}; | |
57 | your_grps := Acl.class {user = getUser (), | |
58 | class = "group"}; | |
59 | your_pths := Acl.class {user = getUser (), | |
60 | class = "path"}) | |
61 | ||
6ae327f8 AC |
62 | fun validIp s = |
63 | case map Int.fromString (String.fields (fn ch => ch = #".") s) of | |
64 | [SOME n1, SOME n2, SOME n3, SOME n4] => | |
65 | n1 >= 0 andalso n1 < 256 andalso n2 >= 0 andalso n2 < 256 andalso n3 >= 0 andalso n3 < 256 andalso n4 >= 0 andalso n4 < 256 | |
66 | | _ => false | |
67 | ||
629a34f6 AC |
68 | fun isIdent ch = Char.isLower ch orelse Char.isDigit ch |
69 | ||
70 | fun validHost s = | |
71 | size s > 0 andalso size s < 20 | |
72 | andalso CharVector.all (fn ch => isIdent ch orelse ch = #"-") s | |
73 | ||
74 | fun validDomain s = | |
75 | size s > 0 andalso size s < 100 | |
76 | andalso List.all validHost (String.fields (fn ch => ch = #".") s) | |
77 | ||
2ed6d0e5 | 78 | fun validNode s = List.exists (fn s' => s = s') nodes |
e0b0abd2 | 79 | |
12adf55a | 80 | fun yourDomain s = SS.member (your_domains (), s) |
8a7c40fa AC |
81 | fun yourUser s = SS.member (your_users (), s) |
82 | fun yourGroup s = SS.member (your_groups (), s) | |
83 | fun yourPath path = | |
84 | List.all (fn s => s <> "..") (String.fields (fn ch => ch = #"/") path) | |
85 | andalso CharVector.all (fn ch => Char.isAlphaNum ch orelse ch = #"." orelse ch = #"/" | |
86 | orelse ch = #"-" orelse ch = #"_") path | |
87 | andalso SS.exists (fn s' => path = s' orelse String.isPrefix (s' ^ "/") path) (your_paths ()) | |
12adf55a | 88 | |
edd38024 | 89 | fun yourDomainHost s = |
c98b57cf AC |
90 | yourDomain s |
91 | orelse let | |
edd38024 AC |
92 | val (pref, suf) = Substring.splitl (fn ch => ch <> #".") (Substring.full s) |
93 | in | |
edd38024 AC |
94 | Substring.size suf > 0 |
95 | andalso validHost (Substring.string pref) | |
96 | andalso yourDomain (Substring.string | |
c98b57cf | 97 | (Substring.slice (suf, 1, NONE))) |
edd38024 AC |
98 | end |
99 | ||
93c2f623 AC |
100 | val yourDomain = yourDomainHost |
101 | ||
2aeb9eec AC |
102 | fun validUser s = size s > 0 andalso size s < 20 |
103 | andalso CharVector.all Char.isAlphaNum s | |
104 | ||
2e96b9d4 AC |
105 | fun validEmailUser s = |
106 | size s > 0 andalso size s < 50 | |
107 | andalso CharVector.all (fn ch => Char.isAlphaNum ch | |
108 | orelse ch = #"." | |
109 | orelse ch = #"_" | |
110 | orelse ch = #"-" | |
111 | orelse ch = #"+") s | |
112 | ||
2aeb9eec AC |
113 | val validGroup = validUser |
114 | ||
f8dfbbcc AC |
115 | val _ = Env.type_one "no_spaces" |
116 | Env.string | |
117 | (CharVector.all (fn ch => not (Char.isSpace ch))) | |
d5754b53 AC |
118 | val _ = Env.type_one "no_newlines" |
119 | Env.string | |
120 | (CharVector.all (fn ch => ch <> #"\n" andalso ch <> #"\r")) | |
f8dfbbcc | 121 | |
6ae327f8 AC |
122 | val _ = Env.type_one "ip" |
123 | Env.string | |
124 | validIp | |
125 | ||
629a34f6 AC |
126 | val _ = Env.type_one "host" |
127 | Env.string | |
128 | validHost | |
129 | ||
130 | val _ = Env.type_one "domain" | |
131 | Env.string | |
132 | validDomain | |
133 | ||
12adf55a AC |
134 | val _ = Env.type_one "your_domain" |
135 | Env.string | |
136 | yourDomain | |
137 | ||
edd38024 AC |
138 | val _ = Env.type_one "your_domain_host" |
139 | Env.string | |
140 | yourDomainHost | |
141 | ||
2aeb9eec AC |
142 | val _ = Env.type_one "user" |
143 | Env.string | |
144 | validUser | |
145 | ||
146 | val _ = Env.type_one "group" | |
147 | Env.string | |
148 | validGroup | |
149 | ||
8a7c40fa AC |
150 | val _ = Env.type_one "your_user" |
151 | Env.string | |
152 | yourUser | |
153 | ||
154 | val _ = Env.type_one "your_group" | |
155 | Env.string | |
156 | yourGroup | |
157 | ||
158 | val _ = Env.type_one "your_path" | |
159 | Env.string | |
160 | yourPath | |
161 | ||
e0b0abd2 AC |
162 | val _ = Env.type_one "node" |
163 | Env.string | |
164 | validNode | |
165 | ||
bbdf617f AC |
166 | val _ = Env.registerFunction ("dns_node_to_node", |
167 | fn [e] => SOME e | |
168 | | _ => NONE) | |
169 | ||
170 | val _ = Env.registerFunction ("mail_node_to_node", | |
be1bea4c AC |
171 | fn [e] => SOME e |
172 | | _ => NONE) | |
a3698041 AC |
173 | open Ast |
174 | ||
6ae327f8 AC |
175 | val dl = ErrorMsg.dummyLoc |
176 | ||
177 | val nsD = (EString Config.defaultNs, dl) | |
178 | val serialD = (EVar "serialAuto", dl) | |
179 | val refD = (EInt Config.defaultRefresh, dl) | |
180 | val retD = (EInt Config.defaultRetry, dl) | |
181 | val expD = (EInt Config.defaultExpiry, dl) | |
182 | val minD = (EInt Config.defaultMinimum, dl) | |
183 | ||
184 | val soaD = multiApp ((EVar "soa", dl), | |
185 | dl, | |
186 | [nsD, serialD, refD, retD, expD, minD]) | |
187 | ||
e0b0abd2 | 188 | val masterD = (EApp ((EVar "internalMaster", dl), |
8b84db5b | 189 | (EString Config.masterNode, dl)), |
e0b0abd2 AC |
190 | dl) |
191 | ||
8b84db5b AC |
192 | val slavesD = (EList (map (fn s => (EString s, dl)) Config.slaveNodes), dl) |
193 | ||
6bb366c5 AC |
194 | val _ = Defaults.registerDefault ("Mailbox", |
195 | (TBase "email", dl), | |
196 | (fn () => (EString (getUser ()), dl))) | |
197 | ||
aa56e112 AC |
198 | val _ = Defaults.registerDefault ("DNS", |
199 | (TBase "dnsKind", dl), | |
200 | (fn () => multiApp ((EVar "useDns", dl), | |
201 | dl, | |
8b84db5b | 202 | [soaD, masterD, slavesD]))) |
6ae327f8 | 203 | |
aa56e112 AC |
204 | val _ = Defaults.registerDefault ("TTL", |
205 | (TBase "int", dl), | |
206 | (fn () => (EInt Config.Bind.defaultTTL, dl))) | |
6ae327f8 AC |
207 | |
208 | type soa = {ns : string, | |
209 | serial : int option, | |
210 | ref : int, | |
211 | ret : int, | |
212 | exp : int, | |
213 | min : int} | |
214 | ||
215 | val serial = fn (EVar "serialAuto", _) => SOME NONE | |
216 | | (EApp ((EVar "serialConst", _), n), _) => Option.map SOME (Env.int n) | |
217 | | _ => NONE | |
218 | ||
219 | val soa = fn (EApp ((EApp ((EApp ((EApp ((EApp ((EApp | |
220 | ((EVar "soa", _), ns), _), | |
221 | sl), _), | |
222 | rf), _), | |
223 | ret), _), | |
224 | exp), _), | |
225 | min), _) => | |
226 | (case (Env.string ns, serial sl, Env.int rf, | |
227 | Env.int ret, Env.int exp, Env.int min) of | |
228 | (SOME ns, SOME sl, SOME rf, | |
229 | SOME ret, SOME exp, SOME min) => | |
230 | SOME {ns = ns, | |
231 | serial = sl, | |
232 | ref = rf, | |
233 | ret = ret, | |
234 | exp = exp, | |
235 | min = min} | |
236 | | _ => NONE) | |
237 | | _ => NONE | |
238 | ||
e0b0abd2 AC |
239 | datatype master = |
240 | ExternalMaster of string | |
241 | | InternalMaster of string | |
242 | ||
cf879b4f AC |
243 | val ip = Env.string |
244 | ||
245 | val _ = Env.registerFunction ("ip_of_node", | |
246 | fn [(EString node, _)] => SOME (EString (nodeIp node), dl) | |
247 | | _ => NONE) | |
97665758 AC |
248 | |
249 | val master = fn (EApp ((EVar "externalMaster", _), e), _) => Option.map ExternalMaster (ip e) | |
8b84db5b | 250 | | (EApp ((EVar "internalMaster", _), e), _) => Option.map InternalMaster (Env.string e) |
e0b0abd2 AC |
251 | | _ => NONE |
252 | ||
6ae327f8 | 253 | datatype dnsKind = |
e0b0abd2 AC |
254 | UseDns of {soa : soa, |
255 | master : master, | |
256 | slaves : string list} | |
6ae327f8 AC |
257 | | NoDns |
258 | ||
e0b0abd2 AC |
259 | val dnsKind = fn (EApp ((EApp ((EApp |
260 | ((EVar "useDns", _), sa), _), | |
261 | mstr), _), | |
262 | slaves), _) => | |
263 | (case (soa sa, master mstr, Env.list Env.string slaves) of | |
264 | (SOME sa, SOME mstr, SOME slaves) => | |
265 | SOME (UseDns {soa = sa, | |
266 | master = mstr, | |
267 | slaves = slaves}) | |
268 | | _ => NONE) | |
325285ab | 269 | | (EVar "noDns", _) => SOME NoDns |
6ae327f8 AC |
270 | | _ => NONE |
271 | ||
a3698041 AC |
272 | val befores = ref (fn (_ : string) => ()) |
273 | val afters = ref (fn (_ : string) => ()) | |
274 | ||
275 | fun registerBefore f = | |
276 | let | |
277 | val old = !befores | |
278 | in | |
279 | befores := (fn x => (old x; f x)) | |
280 | end | |
281 | ||
282 | fun registerAfter f = | |
283 | let | |
284 | val old = !afters | |
285 | in | |
286 | afters := (fn x => (old x; f x)) | |
287 | end | |
288 | ||
71420f8b AC |
289 | val globals = ref (fn () => ()) |
290 | val locals = ref (fn () => ()) | |
291 | ||
292 | fun registerResetGlobal f = | |
293 | let | |
294 | val old = !globals | |
295 | in | |
296 | globals := (fn x => (old x; f x)) | |
297 | end | |
298 | ||
299 | fun registerResetLocal f = | |
300 | let | |
301 | val old = !locals | |
302 | in | |
303 | locals := (fn x => (old x; f x)) | |
304 | end | |
305 | ||
306 | fun resetGlobal () = (!globals (); | |
307 | ignore (OS.Process.system (Config.rm ^ " -rf " ^ Config.resultRoot ^ "/*"))) | |
308 | fun resetLocal () = !locals () | |
309 | ||
a3698041 | 310 | val current = ref "" |
e0b0abd2 | 311 | val currentPath = ref (fn (_ : string) => "") |
dac62e84 | 312 | |
d612d62c AC |
313 | val scratch = ref "" |
314 | ||
dac62e84 AC |
315 | fun currentDomain () = !current |
316 | ||
e0b0abd2 AC |
317 | fun domainFile {node, name} = ((*print ("Opening " ^ !currentPath node ^ name ^ "\n");*) |
318 | TextIO.openOut (!currentPath node ^ name)) | |
dac62e84 AC |
319 | |
320 | fun getPath domain = | |
321 | let | |
322 | val toks = String.fields (fn ch => ch = #".") domain | |
323 | ||
324 | val elems = foldr (fn (piece, elems) => | |
325 | let | |
326 | val elems = piece :: elems | |
d612d62c | 327 | |
e0b0abd2 AC |
328 | fun doNode node = |
329 | let | |
330 | val path = String.concatWith "/" | |
331 | (Config.resultRoot :: node :: rev elems) | |
332 | val tmpPath = String.concatWith "/" | |
333 | (Config.tmpDir :: node :: rev elems) | |
334 | in | |
335 | (if Posix.FileSys.ST.isDir | |
336 | (Posix.FileSys.stat path) then | |
337 | () | |
338 | else | |
339 | (OS.FileSys.remove path; | |
340 | OS.FileSys.mkDir path)) | |
341 | handle OS.SysErr _ => OS.FileSys.mkDir path; | |
342 | ||
343 | (if Posix.FileSys.ST.isDir | |
344 | (Posix.FileSys.stat tmpPath) then | |
345 | () | |
346 | else | |
347 | (OS.FileSys.remove tmpPath; | |
348 | OS.FileSys.mkDir tmpPath)) | |
349 | handle OS.SysErr _ => OS.FileSys.mkDir tmpPath | |
350 | end | |
351 | in | |
2ed6d0e5 | 352 | app doNode nodes; |
dac62e84 AC |
353 | elems |
354 | end) [] toks | |
355 | in | |
e0b0abd2 | 356 | fn (root, site) => String.concatWith "/" (root :: site :: rev ("" :: elems)) |
d612d62c AC |
357 | end |
358 | ||
359 | datatype file_action' = | |
360 | Add' of {src : string, dst : string} | |
361 | | Delete' of string | |
362 | | Modify' of {src : string, dst : string} | |
363 | ||
e0b0abd2 | 364 | fun findDiffs (site, dom, acts) = |
d612d62c | 365 | let |
e0b0abd2 AC |
366 | val gp = getPath dom |
367 | val realPath = gp (Config.resultRoot, site) | |
368 | val tmpPath = gp (Config.tmpDir, site) | |
369 | ||
370 | (*val _ = print ("getDiffs(" ^ site ^ ", " ^ dom ^ ")... " ^ realPath ^ "; " ^ tmpPath ^ "\n")*) | |
d612d62c AC |
371 | |
372 | val dir = Posix.FileSys.opendir realPath | |
373 | ||
374 | fun loopReal acts = | |
375 | case Posix.FileSys.readdir dir of | |
376 | NONE => (Posix.FileSys.closedir dir; | |
377 | acts) | |
378 | | SOME fname => | |
379 | let | |
380 | val real = OS.Path.joinDirFile {dir = realPath, | |
381 | file = fname} | |
382 | val tmp = OS.Path.joinDirFile {dir = tmpPath, | |
383 | file = fname} | |
384 | in | |
385 | if Posix.FileSys.ST.isDir (Posix.FileSys.stat real) then | |
386 | loopReal acts | |
387 | else if Posix.FileSys.access (tmp, []) then | |
8df2e702 | 388 | if Slave.shell [Config.diff, " ", real, " ", tmp] then |
d612d62c AC |
389 | loopReal acts |
390 | else | |
e0b0abd2 | 391 | loopReal ((site, dom, realPath, Modify' {src = tmp, dst = real}) :: acts) |
d612d62c | 392 | else |
e0b0abd2 | 393 | loopReal ((site, dom, realPath, Delete' real) :: acts) |
d612d62c AC |
394 | end |
395 | ||
e0b0abd2 | 396 | val acts = loopReal acts |
d612d62c | 397 | |
8df2e702 | 398 | val dir = Posix.FileSys.opendir tmpPath |
d612d62c AC |
399 | |
400 | fun loopTmp acts = | |
401 | case Posix.FileSys.readdir dir of | |
402 | NONE => (Posix.FileSys.closedir dir; | |
403 | acts) | |
404 | | SOME fname => | |
405 | let | |
406 | val real = OS.Path.joinDirFile {dir = realPath, | |
407 | file = fname} | |
408 | val tmp = OS.Path.joinDirFile {dir = tmpPath, | |
409 | file = fname} | |
410 | in | |
411 | if Posix.FileSys.ST.isDir (Posix.FileSys.stat tmp) then | |
412 | loopTmp acts | |
413 | else if Posix.FileSys.access (real, []) then | |
414 | loopTmp acts | |
415 | else | |
e0b0abd2 | 416 | loopTmp ((site, dom, realPath, Add' {src = tmp, dst = real}) :: acts) |
d612d62c AC |
417 | end |
418 | ||
419 | val acts = loopTmp acts | |
420 | in | |
421 | acts | |
dac62e84 | 422 | end |
a3698041 | 423 | |
e0b0abd2 AC |
424 | fun findAllDiffs () = |
425 | let | |
426 | val dir = Posix.FileSys.opendir Config.tmpDir | |
427 | val len = length (String.fields (fn ch => ch = #"/") Config.tmpDir) + 1 | |
428 | ||
429 | fun exploreSites diffs = | |
430 | case Posix.FileSys.readdir dir of | |
431 | NONE => diffs | |
432 | | SOME site => | |
433 | let | |
434 | fun explore (dname, diffs) = | |
435 | let | |
436 | val dir = Posix.FileSys.opendir dname | |
437 | ||
438 | fun loop diffs = | |
439 | case Posix.FileSys.readdir dir of | |
440 | NONE => diffs | |
441 | | SOME name => | |
442 | let | |
443 | val fname = OS.Path.joinDirFile {dir = dname, | |
444 | file = name} | |
445 | in | |
446 | loop (if Posix.FileSys.ST.isDir (Posix.FileSys.stat fname) then | |
447 | let | |
448 | val dom = String.fields (fn ch => ch = #"/") fname | |
449 | val dom = List.drop (dom, len) | |
450 | val dom = String.concatWith "." (rev dom) | |
451 | ||
452 | val dname' = OS.Path.joinDirFile {dir = dname, | |
453 | file = name} | |
454 | in | |
455 | explore (dname', | |
456 | findDiffs (site, dom, diffs)) | |
457 | end | |
458 | else | |
459 | diffs) | |
460 | end | |
461 | in | |
462 | loop diffs | |
463 | before Posix.FileSys.closedir dir | |
464 | end | |
465 | in | |
36e42cb8 AC |
466 | exploreSites (explore (OS.Path.joinDirFile {dir = Config.tmpDir, |
467 | file = site}, diffs)) | |
e0b0abd2 AC |
468 | end |
469 | in | |
470 | exploreSites [] | |
471 | before Posix.FileSys.closedir dir | |
472 | end | |
473 | ||
474 | val masterNode : string option ref = ref NONE | |
475 | fun dnsMaster () = !masterNode | |
476 | ||
6ae327f8 AC |
477 | val _ = Env.containerV_one "domain" |
478 | ("domain", Env.string) | |
479 | (fn (evs, dom) => | |
480 | let | |
481 | val kind = Env.env dnsKind (evs, "DNS") | |
482 | val ttl = Env.env Env.int (evs, "TTL") | |
483 | ||
e0b0abd2 | 484 | val path = getPath dom |
6ae327f8 AC |
485 | |
486 | val () = (current := dom; | |
e0b0abd2 | 487 | currentPath := (fn site => path (Config.tmpDir, site))) |
6ae327f8 | 488 | |
e0b0abd2 | 489 | fun saveSoa (kind, soa : soa) node = |
e2359100 AC |
490 | let |
491 | val outf = domainFile {node = node, name = "soa"} | |
492 | in | |
493 | TextIO.output (outf, kind); | |
494 | TextIO.output (outf, "\n"); | |
495 | TextIO.output (outf, Int.toString ttl); | |
496 | TextIO.output (outf, "\n"); | |
497 | TextIO.output (outf, #ns soa); | |
498 | TextIO.output (outf, "\n"); | |
499 | case #serial soa of | |
500 | NONE => () | |
501 | | SOME n => TextIO.output (outf, Int.toString n); | |
502 | TextIO.output (outf, "\n"); | |
503 | TextIO.output (outf, Int.toString (#ref soa)); | |
504 | TextIO.output (outf, "\n"); | |
505 | TextIO.output (outf, Int.toString (#ret soa)); | |
506 | TextIO.output (outf, "\n"); | |
507 | TextIO.output (outf, Int.toString (#exp soa)); | |
508 | TextIO.output (outf, "\n"); | |
509 | TextIO.output (outf, Int.toString (#min soa)); | |
510 | TextIO.output (outf, "\n"); | |
511 | TextIO.closeOut outf | |
512 | end | |
6ae327f8 | 513 | |
2ed6d0e5 | 514 | fun saveNamed (kind, soa : soa, masterIp) node = |
b341fd6d AC |
515 | if dom = "localhost" then |
516 | () | |
517 | else let | |
518 | val outf = domainFile {node = node, name = "named.conf"} | |
519 | in | |
520 | TextIO.output (outf, "\nzone \""); | |
521 | TextIO.output (outf, dom); | |
522 | TextIO.output (outf, "\" IN {\n\ttype "); | |
523 | TextIO.output (outf, kind); | |
524 | TextIO.output (outf, ";\n\tfile \""); | |
525 | TextIO.output (outf, Config.Bind.zonePath_real); | |
526 | TextIO.output (outf, "/"); | |
527 | TextIO.output (outf, dom); | |
528 | TextIO.output (outf, ".zone\";\n"); | |
529 | case kind of | |
530 | "master" => TextIO.output (outf, "\tallow-update { none; };\n") | |
531 | | _ => (TextIO.output (outf, "\tmasters { "); | |
532 | TextIO.output (outf, masterIp); | |
533 | TextIO.output (outf, "; };\n")); | |
534 | TextIO.output (outf, "};\n"); | |
535 | TextIO.closeOut outf | |
536 | end | |
6ae327f8 AC |
537 | in |
538 | case kind of | |
e0b0abd2 AC |
539 | NoDns => masterNode := NONE |
540 | | UseDns dns => | |
2ed6d0e5 AC |
541 | let |
542 | val masterIp = | |
543 | case #master dns of | |
544 | InternalMaster node => valOf (SM.find (nodeMap, node)) | |
545 | | ExternalMaster ip => ip | |
546 | in | |
547 | app (saveSoa ("slave", #soa dns)) (#slaves dns); | |
548 | app (saveNamed ("slave", #soa dns, masterIp)) (#slaves dns); | |
549 | case #master dns of | |
550 | InternalMaster node => | |
551 | (masterNode := SOME node; | |
552 | saveSoa ("master", #soa dns) node; | |
553 | saveNamed ("master", #soa dns, masterIp) node) | |
554 | | _ => masterNode := NONE; | |
555 | !befores dom | |
556 | end | |
6ae327f8 | 557 | end, |
e0b0abd2 AC |
558 | fn () => !afters (!current)) |
559 | ||
560 | val () = Env.registerPre (fn () => (ignore (Slave.shellF ([Config.rm, " -rf ", Config.tmpDir, ""], | |
561 | fn cl => "Temp file cleanup failed: " ^ cl)); | |
562 | OS.FileSys.mkDir Config.tmpDir; | |
563 | app (fn node => OS.FileSys.mkDir | |
564 | (OS.Path.joinDirFile {dir = Config.tmpDir, | |
565 | file = node})) | |
2ed6d0e5 | 566 | nodes; |
e0b0abd2 AC |
567 | app (fn node => OS.FileSys.mkDir |
568 | (OS.Path.joinDirFile {dir = Config.resultRoot, | |
569 | file = node}) | |
570 | handle OS.SysErr _ => ()) | |
2ed6d0e5 | 571 | nodes)) |
e0b0abd2 | 572 | |
c189cbe9 AC |
573 | fun handleSite (site, files) = |
574 | let | |
575 | ||
576 | in | |
577 | print ("New configuration for node " ^ site ^ "\n"); | |
578 | if site = Config.defaultNode then | |
579 | Slave.handleChanges files | |
580 | else let | |
581 | val bio = OpenSSL.connect (valOf (!ssl_context), | |
582 | nodeIp site | |
583 | ^ ":" | |
584 | ^ Int.toString Config.slavePort) | |
585 | in | |
586 | app (fn file => Msg.send (bio, MsgFile file)) files; | |
587 | Msg.send (bio, MsgDoFiles); | |
588 | case Msg.recv bio of | |
589 | NONE => print "Slave closed connection unexpectedly\n" | |
590 | | SOME m => | |
591 | case m of | |
592 | MsgOk => print ("Slave " ^ site ^ " finished\n") | |
593 | | MsgError s => print ("Slave " ^ site | |
594 | ^ " returned error: " ^ | |
595 | s ^ "\n") | |
596 | | _ => print ("Slave " ^ site | |
597 | ^ " returned unexpected command\n"); | |
598 | OpenSSL.close bio | |
599 | end | |
600 | end | |
601 | ||
e0b0abd2 AC |
602 | val () = Env.registerPost (fn () => |
603 | let | |
604 | val diffs = findAllDiffs () | |
6ae327f8 | 605 | |
e0b0abd2 AC |
606 | val diffs = map (fn (site, dom, dir, Add' {src, dst}) => |
607 | (Slave.shellF ([Config.cp, " ", src, " ", dst], | |
608 | fn cl => "Copy failed: " ^ cl); | |
609 | (site, | |
6ae327f8 AC |
610 | {action = Slave.Add, |
611 | domain = dom, | |
612 | dir = dir, | |
e0b0abd2 AC |
613 | file = dst})) |
614 | | (site, dom, dir, Delete' dst) => | |
615 | (OS.FileSys.remove dst | |
616 | handle OS.SysErr _ => | |
617 | ErrorMsg.error NONE ("Delete failed for " ^ dst); | |
618 | (site, | |
6ae327f8 AC |
619 | {action = Slave.Delete, |
620 | domain = dom, | |
621 | dir = dir, | |
e0b0abd2 AC |
622 | file = dst})) |
623 | | (site, dom, dir, Modify' {src, dst}) => | |
624 | (Slave.shellF ([Config.cp, " ", src, " ", dst], | |
625 | fn cl => "Copy failed: " ^ cl); | |
626 | (site, | |
6ae327f8 AC |
627 | {action = Slave.Modify, |
628 | domain = dom, | |
629 | dir = dir, | |
e0b0abd2 AC |
630 | file = dst}))) diffs |
631 | in | |
632 | if !ErrorMsg.anyErrors then | |
633 | () | |
36e42cb8 AC |
634 | else let |
635 | val changed = foldl (fn ((site, file), changed) => | |
636 | let | |
637 | val ls = case SM.find (changed, site) of | |
638 | NONE => [] | |
639 | | SOME ls => ls | |
640 | in | |
641 | SM.insert (changed, site, file :: ls) | |
642 | end) SM.empty diffs | |
36e42cb8 AC |
643 | in |
644 | SM.appi handleSite changed | |
645 | end; | |
e0b0abd2 | 646 | ignore (Slave.shellF ([Config.rm, " -rf ", Config.tmpDir, ""], |
559e89e9 | 647 | fn cl => "Temp file cleanup failed: " ^ cl)) |
e0b0abd2 | 648 | end) |
6ae327f8 | 649 | |
be1bea4c AC |
650 | fun hasPriv priv = Acl.query {user = getUser (), class = "priv", value = "all"} |
651 | orelse Acl.query {user = getUser (), class = "priv", value = priv} | |
652 | ||
653 | val _ = Env.type_one "dns_node" | |
654 | Env.string | |
655 | (fn node => | |
656 | List.exists (fn x => x = node) Config.dnsNodes_all | |
657 | orelse (hasPriv "dns" | |
658 | andalso List.exists (fn x => x = node) Config.dnsNodes_admin)) | |
60695e99 | 659 | |
bbdf617f AC |
660 | val _ = Env.type_one "mail_node" |
661 | Env.string | |
662 | (fn node => | |
663 | List.exists (fn x => x = node) Config.mailNodes_all | |
664 | orelse (hasPriv "mail" | |
665 | andalso List.exists (fn x => x = node) Config.mailNodes_admin)) | |
666 | ||
e69e60cc | 667 | fun rmdom doms = |
c189cbe9 | 668 | let |
c189cbe9 AC |
669 | fun doNode (node, _) = |
670 | let | |
671 | val dname = OS.Path.joinDirFile {dir = Config.resultRoot, | |
672 | file = node} | |
c189cbe9 | 673 | |
e69e60cc | 674 | fun doDom (dom, actions) = |
93c2f623 | 675 | let |
e69e60cc AC |
676 | val domPath = String.concatWith "/" (rev (String.fields (fn ch => ch = #".") dom)) |
677 | val dname = OS.Path.concat (dname, domPath) | |
678 | ||
679 | fun visitDom (dom, dname, actions) = | |
680 | let | |
681 | val dir = Posix.FileSys.opendir dname | |
682 | ||
683 | fun loop actions = | |
684 | case Posix.FileSys.readdir dir of | |
685 | NONE => actions | |
686 | | SOME fname => | |
687 | let | |
688 | val fnameFull = OS.Path.joinDirFile {dir = dname, | |
689 | file = fname} | |
690 | in | |
691 | if Posix.FileSys.ST.isDir (Posix.FileSys.stat fnameFull) then | |
692 | loop (visitDom (fname ^ "." ^ dom, | |
693 | fnameFull, | |
694 | actions)) | |
695 | else | |
696 | loop ({action = Slave.Delete, | |
697 | domain = dom, | |
698 | dir = dname, | |
699 | file = fnameFull} :: actions) | |
700 | end | |
701 | in | |
702 | loop actions | |
703 | before Posix.FileSys.closedir dir | |
704 | end | |
705 | handle OS.SysErr _ => | |
f208fe7e | 706 | (print ("Warning: System error deleting domain " ^ dom ^ " on " ^ node ^ ".\n"); |
e69e60cc | 707 | actions) |
93c2f623 | 708 | in |
e69e60cc | 709 | visitDom (dom, dname, actions) |
93c2f623 AC |
710 | end |
711 | ||
e69e60cc | 712 | val actions = foldl doDom [] doms |
c189cbe9 | 713 | in |
c189cbe9 AC |
714 | handleSite (node, actions) |
715 | end | |
e69e60cc | 716 | handle IO.Io _ => print ("Warning: IO error deleting domains on " ^ node ^ ".\n") |
c189cbe9 AC |
717 | |
718 | fun cleanupNode (node, _) = | |
719 | let | |
e69e60cc AC |
720 | fun doDom dom = |
721 | let | |
722 | val domPath = String.concatWith "/" (rev (String.fields (fn ch => ch = #".") dom)) | |
723 | val dname = OS.Path.joinDirFile {dir = Config.resultRoot, | |
724 | file = node} | |
725 | val dname = OS.Path.concat (dname, domPath) | |
726 | in | |
727 | ignore (OS.Process.system (Config.rm ^ " -rf " ^ dname)) | |
728 | end | |
c189cbe9 | 729 | in |
e69e60cc | 730 | app doDom doms |
c189cbe9 AC |
731 | end |
732 | in | |
733 | app doNode Config.nodeIps; | |
734 | app cleanupNode Config.nodeIps | |
735 | end | |
736 | ||
a3698041 | 737 | end |