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36e42cb8 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. | |
17 | *) | |
18 | ||
19 | (* Network messages *) | |
20 | ||
21 | structure Msg :> MSG = struct | |
22 | ||
23 | open OpenSSL MsgTypes Slave | |
24 | ||
25 | val a2i = fn Add => 0 | |
1638d5a2 | 26 | | Delete true => 1 |
36e42cb8 | 27 | | Modify => 2 |
1638d5a2 | 28 | | Delete false => 3 |
36e42cb8 AC |
29 | |
30 | val i2a = fn 0 => Add | |
1638d5a2 | 31 | | 1 => Delete true |
36e42cb8 | 32 | | 2 => Modify |
1638d5a2 | 33 | | 3 => Delete false |
36e42cb8 AC |
34 | | _ => raise OpenSSL.OpenSSL "Bad action number to deserialize" |
35 | ||
5ee41dd0 AC |
36 | fun sendAcl (bio, {user, class, value}) = |
37 | (OpenSSL.writeString (bio, user); | |
38 | OpenSSL.writeString (bio, class); | |
39 | OpenSSL.writeString (bio, value)) | |
40 | ||
41 | fun recvAcl bio = | |
42 | case (OpenSSL.readString bio, OpenSSL.readString bio, OpenSSL.readString bio) of | |
43 | (SOME user, SOME class, SOME value) => SOME {user = user, class = class, value = value} | |
44 | | _ => NONE | |
45 | ||
c53e82e4 AC |
46 | fun sendList f (bio, ls) = |
47 | (app (fn x => | |
48 | (OpenSSL.writeInt (bio, 1); | |
49 | f (bio, x))) ls; | |
50 | OpenSSL.writeInt (bio, 0)) | |
51 | ||
52 | fun recvList f bio = | |
53 | let | |
54 | fun loop ls = | |
55 | case OpenSSL.readInt bio of | |
56 | SOME 0 => SOME (rev ls) | |
57 | | SOME 1 => | |
58 | (case f bio of | |
59 | SOME x => loop (x :: ls) | |
60 | | NONE => NONE) | |
61 | | _ => NONE | |
62 | in | |
63 | loop [] | |
64 | end | |
65 | ||
21d921a5 AC |
66 | fun sendOption f (bio, opt) = |
67 | case opt of | |
68 | NONE => OpenSSL.writeInt (bio, 0) | |
69 | | SOME x => (OpenSSL.writeInt (bio, 1); | |
70 | f (bio, x)) | |
71 | ||
72 | fun recvOption f bio = | |
73 | case OpenSSL.readInt bio of | |
74 | SOME 0 => SOME NONE | |
75 | | SOME 1 => | |
76 | (case f bio of | |
77 | SOME x => SOME (SOME x) | |
78 | | NONE => NONE) | |
79 | | _ => NONE | |
80 | ||
2e96b9d4 AC |
81 | fun sendBool (bio, b) = |
82 | if b then | |
83 | OpenSSL.writeInt (bio, 1) | |
84 | else | |
85 | OpenSSL.writeInt (bio, 0) | |
86 | ||
87 | fun recvBool bio = | |
88 | case OpenSSL.readInt bio of | |
89 | SOME 0 => SOME false | |
90 | | SOME 1 => SOME true | |
91 | | _ => NONE | |
92 | ||
737c68d4 AC |
93 | fun sendSockPerm (bio, p) = |
94 | case p of | |
95 | Any => OpenSSL.writeInt (bio, 0) | |
96 | | Client => OpenSSL.writeInt (bio, 1) | |
97 | | Server => OpenSSL.writeInt (bio, 2) | |
98 | | Nada => OpenSSL.writeInt (bio, 3) | |
99 | ||
100 | fun recvSockPerm bio = | |
101 | case OpenSSL.readInt bio of | |
102 | SOME 0 => SOME Any | |
103 | | SOME 1 => SOME Client | |
104 | | SOME 2 => SOME Server | |
105 | | SOME 3 => SOME Nada | |
106 | | _ => NONE | |
107 | ||
a95a0107 AC |
108 | fun sendQuery (bio, q) = |
109 | case q of | |
110 | QApt s => (OpenSSL.writeInt (bio, 0); | |
111 | OpenSSL.writeString (bio, s)) | |
d351d679 AC |
112 | | QCron s => (OpenSSL.writeInt (bio, 1); |
113 | OpenSSL.writeString (bio, s)) | |
114 | | QFtp s => (OpenSSL.writeInt (bio, 2); | |
115 | OpenSSL.writeString (bio, s)) | |
4d5126e1 AC |
116 | | QTrustedPath s => (OpenSSL.writeInt (bio, 3); |
117 | OpenSSL.writeString (bio, s)) | |
737c68d4 AC |
118 | | QSocket s => (OpenSSL.writeInt (bio, 4); |
119 | OpenSSL.writeString (bio, s)) | |
f9548f16 AC |
120 | | QFirewall s => (OpenSSL.writeInt (bio, 5); |
121 | OpenSSL.writeString (bio, s)) | |
a95a0107 AC |
122 | |
123 | fun recvQuery bio = | |
124 | case OpenSSL.readInt bio of | |
125 | SOME n => | |
126 | (case n of | |
127 | 0 => Option.map QApt (OpenSSL.readString bio) | |
d351d679 AC |
128 | | 1 => Option.map QCron (OpenSSL.readString bio) |
129 | | 2 => Option.map QFtp (OpenSSL.readString bio) | |
4d5126e1 | 130 | | 3 => Option.map QTrustedPath (OpenSSL.readString bio) |
737c68d4 | 131 | | 4 => Option.map QSocket (OpenSSL.readString bio) |
f9548f16 | 132 | | 5 => Option.map QFirewall (OpenSSL.readString bio) |
a95a0107 AC |
133 | | _ => NONE) |
134 | | NONE => NONE | |
135 | ||
36e42cb8 AC |
136 | fun send (bio, m) = |
137 | case m of | |
138 | MsgOk => OpenSSL.writeInt (bio, 1) | |
139 | | MsgError s => (OpenSSL.writeInt (bio, 2); | |
140 | OpenSSL.writeString (bio, s)) | |
141 | | MsgConfig s => (OpenSSL.writeInt (bio, 3); | |
142 | OpenSSL.writeString (bio, s)) | |
143 | | MsgFile {action, domain, dir, file} => | |
144 | (OpenSSL.writeInt (bio, 4); | |
145 | OpenSSL.writeInt (bio, a2i action); | |
146 | OpenSSL.writeString (bio, domain); | |
147 | OpenSSL.writeString (bio, dir); | |
148 | OpenSSL.writeString (bio, file)) | |
149 | | MsgDoFiles => OpenSSL.writeInt (bio, 5) | |
5ee41dd0 AC |
150 | | MsgGrant acl => (OpenSSL.writeInt (bio, 6); |
151 | sendAcl (bio, acl)) | |
411a85f2 AC |
152 | | MsgRevoke acl => (OpenSSL.writeInt (bio, 7); |
153 | sendAcl (bio, acl)) | |
08a04eb4 AC |
154 | | MsgListPerms user => (OpenSSL.writeInt (bio, 8); |
155 | OpenSSL.writeString (bio, user)) | |
156 | | MsgPerms classes => (OpenSSL.writeInt (bio, 9); | |
c53e82e4 AC |
157 | sendList (fn (bio, (class, values)) => |
158 | (OpenSSL.writeString (bio, class); | |
159 | sendList OpenSSL.writeString (bio, values))) | |
160 | (bio, classes)) | |
094877b1 AC |
161 | | MsgWhoHas {class, value} => (OpenSSL.writeInt (bio, 10); |
162 | OpenSSL.writeString (bio, class); | |
163 | OpenSSL.writeString (bio, value)) | |
164 | | MsgWhoHasResponse users => (OpenSSL.writeInt (bio, 11); | |
c53e82e4 AC |
165 | sendList OpenSSL.writeString (bio, users)) |
166 | | MsgMultiConfig codes => (OpenSSL.writeInt (bio, 12); | |
167 | sendList OpenSSL.writeString (bio, codes)) | |
e69e60cc AC |
168 | | MsgRmdom doms => (OpenSSL.writeInt (bio, 13); |
169 | sendList OpenSSL.writeString (bio, doms)) | |
1824f573 | 170 | | MsgRegenerate => OpenSSL.writeInt (bio, 14) |
e69e60cc AC |
171 | | MsgRmuser dom => (OpenSSL.writeInt (bio, 15); |
172 | OpenSSL.writeString (bio, dom)) | |
21d921a5 AC |
173 | | MsgCreateDbUser {dbtype, passwd} => (OpenSSL.writeInt (bio, 16); |
174 | OpenSSL.writeString (bio, dbtype); | |
175 | sendOption OpenSSL.writeString (bio, passwd)) | |
7adeee33 AC |
176 | | MsgCreateDb {dbtype, dbname} => (OpenSSL.writeInt (bio, 17); |
177 | OpenSSL.writeString (bio, dbtype); | |
178 | OpenSSL.writeString (bio, dbname)) | |
08688401 AC |
179 | | MsgNewMailbox {domain, user, passwd, mailbox} => |
180 | (OpenSSL.writeInt (bio, 18); | |
181 | OpenSSL.writeString (bio, domain); | |
182 | OpenSSL.writeString (bio, user); | |
183 | OpenSSL.writeString (bio, passwd); | |
184 | OpenSSL.writeString (bio, mailbox)) | |
185 | | MsgPasswdMailbox {domain, user, passwd} => | |
186 | (OpenSSL.writeInt (bio, 19); | |
187 | OpenSSL.writeString (bio, domain); | |
188 | OpenSSL.writeString (bio, user); | |
189 | OpenSSL.writeString (bio, passwd)) | |
190 | | MsgRmMailbox {domain, user} => | |
191 | (OpenSSL.writeInt (bio, 20); | |
192 | OpenSSL.writeString (bio, domain); | |
193 | OpenSSL.writeString (bio, user)) | |
1d3ef80e AC |
194 | | MsgListMailboxes domain => |
195 | (OpenSSL.writeInt (bio, 21); | |
196 | OpenSSL.writeString (bio, domain)) | |
197 | | MsgMailboxes users => | |
198 | (OpenSSL.writeInt (bio, 22); | |
2fc6b0dd AC |
199 | sendList (fn (bio, {user, mailbox}) => |
200 | (OpenSSL.writeString (bio, user); | |
201 | OpenSSL.writeString (bio, mailbox))) | |
202 | (bio, users)) | |
2e96b9d4 AC |
203 | | MsgSaQuery addr => (OpenSSL.writeInt (bio, 23); |
204 | OpenSSL.writeString (bio, addr)) | |
205 | | MsgSaStatus b => (OpenSSL.writeInt (bio, 24); | |
206 | sendBool (bio, b)) | |
207 | | MsgSaSet (addr, b) => (OpenSSL.writeInt (bio, 25); | |
208 | OpenSSL.writeString (bio, addr); | |
209 | sendBool (bio, b)) | |
2bc5ed22 AC |
210 | | MsgSmtpLogReq domain => (OpenSSL.writeInt (bio, 26); |
211 | OpenSSL.writeString (bio, domain)) | |
212 | | MsgSmtpLogRes domain => (OpenSSL.writeInt (bio, 27); | |
213 | OpenSSL.writeString (bio, domain)) | |
86aa5de7 AC |
214 | | MsgDbPasswd {dbtype, passwd} => (OpenSSL.writeInt (bio, 28); |
215 | OpenSSL.writeString (bio, dbtype); | |
216 | OpenSSL.writeString (bio, passwd)) | |
9f27d58f | 217 | | MsgShutdown => OpenSSL.writeInt (bio, 29) |
75585a67 AC |
218 | | MsgYes => OpenSSL.writeInt (bio, 30) |
219 | | MsgNo => OpenSSL.writeInt (bio, 31) | |
a95a0107 AC |
220 | | MsgQuery q => (OpenSSL.writeInt (bio, 32); |
221 | sendQuery (bio, q)) | |
737c68d4 AC |
222 | | MsgSocket p => (OpenSSL.writeInt (bio, 33); |
223 | sendSockPerm (bio, p)) | |
f9548f16 AC |
224 | | MsgFirewall ls => (OpenSSL.writeInt (bio, 34); |
225 | sendList OpenSSL.writeString (bio, ls)) | |
fb6fac97 | 226 | | MsgRegenerateTc => OpenSSL.writeInt (bio, 35) |
35659203 AC |
227 | | MsgDropDb {dbtype, dbname} => (OpenSSL.writeInt (bio, 36); |
228 | OpenSSL.writeString (bio, dbtype); | |
229 | OpenSSL.writeString (bio, dbname)) | |
99cc4144 AC |
230 | | MsgGrantDb {dbtype, dbname} => (OpenSSL.writeInt (bio, 37); |
231 | OpenSSL.writeString (bio, dbtype); | |
232 | OpenSSL.writeString (bio, dbname)) | |
314ce7bd | 233 | | MsgMysqlFixperms => OpenSSL.writeInt (bio, 38) |
1ffc47a6 AC |
234 | | MsgDescribe dom => (OpenSSL.writeInt (bio, 39); |
235 | OpenSSL.writeString (bio, dom)) | |
236 | | MsgDescription s => (OpenSSL.writeInt (bio, 40); | |
237 | OpenSSL.writeString (bio, s)) | |
36e42cb8 AC |
238 | |
239 | fun checkIt v = | |
240 | case v of | |
241 | NONE => raise OpenSSL.OpenSSL "Bad Msg format" | |
242 | | _ => v | |
243 | ||
244 | fun recv bio = | |
245 | case OpenSSL.readInt bio of | |
246 | NONE => NONE | |
247 | | SOME n => | |
248 | checkIt (case n of | |
249 | 1 => SOME MsgOk | |
250 | | 2 => Option.map MsgError (OpenSSL.readString bio) | |
251 | | 3 => Option.map MsgConfig (OpenSSL.readString bio) | |
252 | | 4 => (case (OpenSSL.readInt bio, | |
253 | OpenSSL.readString bio, | |
254 | OpenSSL.readString bio, | |
255 | OpenSSL.readString bio) of | |
256 | (SOME action, SOME domain, SOME dir, SOME file) => | |
257 | SOME (MsgFile {action = i2a action, | |
258 | domain = domain, | |
259 | dir = dir, | |
260 | file = file}) | |
261 | | _ => NONE) | |
262 | | 5 => SOME MsgDoFiles | |
5ee41dd0 AC |
263 | | 6 => (case recvAcl bio of |
264 | SOME acl => SOME (MsgGrant acl) | |
265 | | _ => NONE) | |
411a85f2 AC |
266 | | 7 => (case recvAcl bio of |
267 | SOME acl => SOME (MsgRevoke acl) | |
268 | | _ => NONE) | |
08a04eb4 AC |
269 | | 8 => (case OpenSSL.readString bio of |
270 | SOME user => SOME (MsgListPerms user) | |
271 | | _ => NONE) | |
c53e82e4 AC |
272 | | 9 => Option.map MsgPerms |
273 | (recvList (fn bio => | |
274 | case (OpenSSL.readString bio, | |
275 | recvList OpenSSL.readString bio) of | |
276 | (SOME class, SOME values) => SOME (class, values) | |
277 | | _ => NONE) bio) | |
094877b1 AC |
278 | | 10 => (case (OpenSSL.readString bio, OpenSSL.readString bio) of |
279 | (SOME class, SOME value) => SOME (MsgWhoHas {class = class, value = value}) | |
280 | | _ => NONE) | |
c53e82e4 AC |
281 | | 11 => Option.map MsgWhoHasResponse |
282 | (recvList OpenSSL.readString bio) | |
283 | | 12 => Option.map MsgMultiConfig | |
284 | (recvList OpenSSL.readString bio) | |
e69e60cc | 285 | | 13 => Option.map MsgRmdom (recvList OpenSSL.readString bio) |
1824f573 | 286 | | 14 => SOME MsgRegenerate |
e69e60cc | 287 | | 15 => Option.map MsgRmuser (OpenSSL.readString bio) |
21d921a5 AC |
288 | | 16 => (case (OpenSSL.readString bio, recvOption OpenSSL.readString bio) of |
289 | (SOME dbtype, SOME passwd) => | |
290 | SOME (MsgCreateDbUser {dbtype = dbtype, passwd = passwd}) | |
291 | | _ => NONE) | |
90dd48df AC |
292 | | 17 => (case (OpenSSL.readString bio, OpenSSL.readString bio) of |
293 | (SOME dbtype, SOME dbname) => | |
7adeee33 | 294 | SOME (MsgCreateDb {dbtype = dbtype, dbname = dbname}) |
90dd48df | 295 | | _ => NONE) |
08688401 AC |
296 | | 18 => (case (OpenSSL.readString bio, OpenSSL.readString bio, |
297 | OpenSSL.readString bio, OpenSSL.readString bio) of | |
298 | (SOME domain, SOME user, SOME passwd, SOME mailbox) => | |
299 | SOME (MsgNewMailbox {domain = domain, user = user, | |
300 | passwd = passwd, mailbox = mailbox}) | |
301 | | _ => NONE) | |
302 | | 19 => (case (OpenSSL.readString bio, OpenSSL.readString bio, | |
303 | OpenSSL.readString bio) of | |
304 | (SOME domain, SOME user, SOME passwd) => | |
305 | SOME (MsgPasswdMailbox {domain = domain, user = user, | |
306 | passwd = passwd}) | |
307 | | _ => NONE) | |
308 | | 20 => (case (OpenSSL.readString bio, OpenSSL.readString bio) of | |
309 | (SOME domain, SOME user) => | |
310 | SOME (MsgRmMailbox {domain = domain, user = user}) | |
311 | | _ => NONE) | |
1d3ef80e | 312 | | 21 => Option.map MsgListMailboxes (OpenSSL.readString bio) |
2fc6b0dd AC |
313 | | 22 => Option.map MsgMailboxes (recvList |
314 | (fn bio => | |
315 | case (OpenSSL.readString bio, | |
316 | OpenSSL.readString bio) of | |
317 | (SOME user, SOME mailbox) => | |
318 | SOME {user = user, mailbox = mailbox} | |
319 | | _ => NONE) | |
320 | bio) | |
2e96b9d4 AC |
321 | | 23 => Option.map MsgSaQuery (OpenSSL.readString bio) |
322 | | 24 => Option.map MsgSaStatus (recvBool bio) | |
323 | | 25 => (case (OpenSSL.readString bio, recvBool bio) of | |
324 | (SOME user, SOME b) => SOME (MsgSaSet (user, b)) | |
325 | | _ => NONE) | |
2bc5ed22 AC |
326 | | 26 => Option.map MsgSmtpLogReq (OpenSSL.readString bio) |
327 | | 27 => Option.map MsgSmtpLogRes (OpenSSL.readString bio) | |
86aa5de7 AC |
328 | | 28 => (case (OpenSSL.readString bio, OpenSSL.readString bio) of |
329 | (SOME dbtype, SOME passwd) => | |
330 | SOME (MsgDbPasswd {dbtype = dbtype, passwd = passwd}) | |
331 | | _ => NONE) | |
9f27d58f | 332 | | 29 => SOME MsgShutdown |
75585a67 AC |
333 | | 30 => SOME MsgYes |
334 | | 31 => SOME MsgNo | |
a95a0107 | 335 | | 32 => Option.map MsgQuery (recvQuery bio) |
737c68d4 | 336 | | 33 => Option.map MsgSocket (recvSockPerm bio) |
f9548f16 | 337 | | 34 => Option.map MsgFirewall (recvList OpenSSL.readString bio) |
fb6fac97 | 338 | | 35 => SOME MsgRegenerateTc |
35659203 AC |
339 | | 36 => (case (OpenSSL.readString bio, OpenSSL.readString bio) of |
340 | (SOME dbtype, SOME dbname) => | |
341 | SOME (MsgDropDb {dbtype = dbtype, dbname = dbname}) | |
342 | | _ => NONE) | |
99cc4144 AC |
343 | | 37 => (case (OpenSSL.readString bio, OpenSSL.readString bio) of |
344 | (SOME dbtype, SOME dbname) => | |
345 | SOME (MsgGrantDb {dbtype = dbtype, dbname = dbname}) | |
346 | | _ => NONE) | |
00a077ab | 347 | | 38 => SOME MsgMysqlFixperms |
1ffc47a6 AC |
348 | | 39 => Option.map MsgDescribe (OpenSSL.readString bio) |
349 | | 40 => Option.map MsgDescription (OpenSSL.readString bio) | |
36e42cb8 AC |
350 | | _ => NONE) |
351 | ||
352 | end |