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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)) | |
fe789bea AC |
176 | | MsgCreateDb {dbtype, dbname, encoding} => (OpenSSL.writeInt (bio, 17); |
177 | OpenSSL.writeString (bio, dbtype); | |
178 | OpenSSL.writeString (bio, dbname); | |
179 | sendOption OpenSSL.writeString (bio, encoding)) | |
08688401 AC |
180 | | MsgNewMailbox {domain, user, passwd, mailbox} => |
181 | (OpenSSL.writeInt (bio, 18); | |
182 | OpenSSL.writeString (bio, domain); | |
183 | OpenSSL.writeString (bio, user); | |
184 | OpenSSL.writeString (bio, passwd); | |
185 | OpenSSL.writeString (bio, mailbox)) | |
186 | | MsgPasswdMailbox {domain, user, passwd} => | |
187 | (OpenSSL.writeInt (bio, 19); | |
188 | OpenSSL.writeString (bio, domain); | |
189 | OpenSSL.writeString (bio, user); | |
190 | OpenSSL.writeString (bio, passwd)) | |
191 | | MsgRmMailbox {domain, user} => | |
192 | (OpenSSL.writeInt (bio, 20); | |
193 | OpenSSL.writeString (bio, domain); | |
194 | OpenSSL.writeString (bio, user)) | |
1d3ef80e AC |
195 | | MsgListMailboxes domain => |
196 | (OpenSSL.writeInt (bio, 21); | |
197 | OpenSSL.writeString (bio, domain)) | |
198 | | MsgMailboxes users => | |
199 | (OpenSSL.writeInt (bio, 22); | |
2fc6b0dd AC |
200 | sendList (fn (bio, {user, mailbox}) => |
201 | (OpenSSL.writeString (bio, user); | |
202 | OpenSSL.writeString (bio, mailbox))) | |
203 | (bio, users)) | |
2e96b9d4 AC |
204 | | MsgSaQuery addr => (OpenSSL.writeInt (bio, 23); |
205 | OpenSSL.writeString (bio, addr)) | |
206 | | MsgSaStatus b => (OpenSSL.writeInt (bio, 24); | |
207 | sendBool (bio, b)) | |
208 | | MsgSaSet (addr, b) => (OpenSSL.writeInt (bio, 25); | |
209 | OpenSSL.writeString (bio, addr); | |
210 | sendBool (bio, b)) | |
2bc5ed22 AC |
211 | | MsgSmtpLogReq domain => (OpenSSL.writeInt (bio, 26); |
212 | OpenSSL.writeString (bio, domain)) | |
213 | | MsgSmtpLogRes domain => (OpenSSL.writeInt (bio, 27); | |
214 | OpenSSL.writeString (bio, domain)) | |
86aa5de7 AC |
215 | | MsgDbPasswd {dbtype, passwd} => (OpenSSL.writeInt (bio, 28); |
216 | OpenSSL.writeString (bio, dbtype); | |
217 | OpenSSL.writeString (bio, passwd)) | |
9f27d58f | 218 | | MsgShutdown => OpenSSL.writeInt (bio, 29) |
75585a67 AC |
219 | | MsgYes => OpenSSL.writeInt (bio, 30) |
220 | | MsgNo => OpenSSL.writeInt (bio, 31) | |
a95a0107 AC |
221 | | MsgQuery q => (OpenSSL.writeInt (bio, 32); |
222 | sendQuery (bio, q)) | |
737c68d4 AC |
223 | | MsgSocket p => (OpenSSL.writeInt (bio, 33); |
224 | sendSockPerm (bio, p)) | |
f9548f16 AC |
225 | | MsgFirewall ls => (OpenSSL.writeInt (bio, 34); |
226 | sendList OpenSSL.writeString (bio, ls)) | |
fb6fac97 | 227 | | MsgRegenerateTc => OpenSSL.writeInt (bio, 35) |
35659203 AC |
228 | | MsgDropDb {dbtype, dbname} => (OpenSSL.writeInt (bio, 36); |
229 | OpenSSL.writeString (bio, dbtype); | |
230 | OpenSSL.writeString (bio, dbname)) | |
99cc4144 AC |
231 | | MsgGrantDb {dbtype, dbname} => (OpenSSL.writeInt (bio, 37); |
232 | OpenSSL.writeString (bio, dbtype); | |
233 | OpenSSL.writeString (bio, dbname)) | |
314ce7bd | 234 | | MsgMysqlFixperms => OpenSSL.writeInt (bio, 38) |
1ffc47a6 AC |
235 | | MsgDescribe dom => (OpenSSL.writeInt (bio, 39); |
236 | OpenSSL.writeString (bio, dom)) | |
237 | | MsgDescription s => (OpenSSL.writeInt (bio, 40); | |
238 | OpenSSL.writeString (bio, s)) | |
36e42cb8 AC |
239 | |
240 | fun checkIt v = | |
241 | case v of | |
242 | NONE => raise OpenSSL.OpenSSL "Bad Msg format" | |
243 | | _ => v | |
244 | ||
245 | fun recv bio = | |
246 | case OpenSSL.readInt bio of | |
247 | NONE => NONE | |
248 | | SOME n => | |
249 | checkIt (case n of | |
250 | 1 => SOME MsgOk | |
251 | | 2 => Option.map MsgError (OpenSSL.readString bio) | |
252 | | 3 => Option.map MsgConfig (OpenSSL.readString bio) | |
253 | | 4 => (case (OpenSSL.readInt bio, | |
254 | OpenSSL.readString bio, | |
255 | OpenSSL.readString bio, | |
256 | OpenSSL.readString bio) of | |
257 | (SOME action, SOME domain, SOME dir, SOME file) => | |
258 | SOME (MsgFile {action = i2a action, | |
259 | domain = domain, | |
260 | dir = dir, | |
261 | file = file}) | |
262 | | _ => NONE) | |
263 | | 5 => SOME MsgDoFiles | |
5ee41dd0 AC |
264 | | 6 => (case recvAcl bio of |
265 | SOME acl => SOME (MsgGrant acl) | |
266 | | _ => NONE) | |
411a85f2 AC |
267 | | 7 => (case recvAcl bio of |
268 | SOME acl => SOME (MsgRevoke acl) | |
269 | | _ => NONE) | |
08a04eb4 AC |
270 | | 8 => (case OpenSSL.readString bio of |
271 | SOME user => SOME (MsgListPerms user) | |
272 | | _ => NONE) | |
c53e82e4 AC |
273 | | 9 => Option.map MsgPerms |
274 | (recvList (fn bio => | |
275 | case (OpenSSL.readString bio, | |
276 | recvList OpenSSL.readString bio) of | |
277 | (SOME class, SOME values) => SOME (class, values) | |
278 | | _ => NONE) bio) | |
094877b1 AC |
279 | | 10 => (case (OpenSSL.readString bio, OpenSSL.readString bio) of |
280 | (SOME class, SOME value) => SOME (MsgWhoHas {class = class, value = value}) | |
281 | | _ => NONE) | |
c53e82e4 AC |
282 | | 11 => Option.map MsgWhoHasResponse |
283 | (recvList OpenSSL.readString bio) | |
284 | | 12 => Option.map MsgMultiConfig | |
285 | (recvList OpenSSL.readString bio) | |
e69e60cc | 286 | | 13 => Option.map MsgRmdom (recvList OpenSSL.readString bio) |
1824f573 | 287 | | 14 => SOME MsgRegenerate |
e69e60cc | 288 | | 15 => Option.map MsgRmuser (OpenSSL.readString bio) |
21d921a5 AC |
289 | | 16 => (case (OpenSSL.readString bio, recvOption OpenSSL.readString bio) of |
290 | (SOME dbtype, SOME passwd) => | |
291 | SOME (MsgCreateDbUser {dbtype = dbtype, passwd = passwd}) | |
292 | | _ => NONE) | |
fe789bea AC |
293 | | 17 => (case (OpenSSL.readString bio, OpenSSL.readString bio, recvOption OpenSSL.readString bio) of |
294 | (SOME dbtype, SOME dbname, SOME encoding) => | |
295 | SOME (MsgCreateDb {dbtype = dbtype, dbname = dbname, encoding = encoding}) | |
90dd48df | 296 | | _ => NONE) |
08688401 AC |
297 | | 18 => (case (OpenSSL.readString bio, OpenSSL.readString bio, |
298 | OpenSSL.readString bio, OpenSSL.readString bio) of | |
299 | (SOME domain, SOME user, SOME passwd, SOME mailbox) => | |
300 | SOME (MsgNewMailbox {domain = domain, user = user, | |
301 | passwd = passwd, mailbox = mailbox}) | |
302 | | _ => NONE) | |
303 | | 19 => (case (OpenSSL.readString bio, OpenSSL.readString bio, | |
304 | OpenSSL.readString bio) of | |
305 | (SOME domain, SOME user, SOME passwd) => | |
306 | SOME (MsgPasswdMailbox {domain = domain, user = user, | |
307 | passwd = passwd}) | |
308 | | _ => NONE) | |
309 | | 20 => (case (OpenSSL.readString bio, OpenSSL.readString bio) of | |
310 | (SOME domain, SOME user) => | |
311 | SOME (MsgRmMailbox {domain = domain, user = user}) | |
312 | | _ => NONE) | |
1d3ef80e | 313 | | 21 => Option.map MsgListMailboxes (OpenSSL.readString bio) |
2fc6b0dd AC |
314 | | 22 => Option.map MsgMailboxes (recvList |
315 | (fn bio => | |
316 | case (OpenSSL.readString bio, | |
317 | OpenSSL.readString bio) of | |
318 | (SOME user, SOME mailbox) => | |
319 | SOME {user = user, mailbox = mailbox} | |
320 | | _ => NONE) | |
321 | bio) | |
2e96b9d4 AC |
322 | | 23 => Option.map MsgSaQuery (OpenSSL.readString bio) |
323 | | 24 => Option.map MsgSaStatus (recvBool bio) | |
324 | | 25 => (case (OpenSSL.readString bio, recvBool bio) of | |
325 | (SOME user, SOME b) => SOME (MsgSaSet (user, b)) | |
326 | | _ => NONE) | |
2bc5ed22 AC |
327 | | 26 => Option.map MsgSmtpLogReq (OpenSSL.readString bio) |
328 | | 27 => Option.map MsgSmtpLogRes (OpenSSL.readString bio) | |
86aa5de7 AC |
329 | | 28 => (case (OpenSSL.readString bio, OpenSSL.readString bio) of |
330 | (SOME dbtype, SOME passwd) => | |
331 | SOME (MsgDbPasswd {dbtype = dbtype, passwd = passwd}) | |
332 | | _ => NONE) | |
9f27d58f | 333 | | 29 => SOME MsgShutdown |
75585a67 AC |
334 | | 30 => SOME MsgYes |
335 | | 31 => SOME MsgNo | |
a95a0107 | 336 | | 32 => Option.map MsgQuery (recvQuery bio) |
737c68d4 | 337 | | 33 => Option.map MsgSocket (recvSockPerm bio) |
f9548f16 | 338 | | 34 => Option.map MsgFirewall (recvList OpenSSL.readString bio) |
fb6fac97 | 339 | | 35 => SOME MsgRegenerateTc |
35659203 AC |
340 | | 36 => (case (OpenSSL.readString bio, OpenSSL.readString bio) of |
341 | (SOME dbtype, SOME dbname) => | |
342 | SOME (MsgDropDb {dbtype = dbtype, dbname = dbname}) | |
343 | | _ => NONE) | |
99cc4144 AC |
344 | | 37 => (case (OpenSSL.readString bio, OpenSSL.readString bio) of |
345 | (SOME dbtype, SOME dbname) => | |
346 | SOME (MsgGrantDb {dbtype = dbtype, dbname = dbname}) | |
347 | | _ => NONE) | |
00a077ab | 348 | | 38 => SOME MsgMysqlFixperms |
1ffc47a6 AC |
349 | | 39 => Option.map MsgDescribe (OpenSSL.readString bio) |
350 | | 40 => Option.map MsgDescription (OpenSSL.readString bio) | |
36e42cb8 AC |
351 | | _ => NONE) |
352 | ||
353 | end |