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2b75bae8 CE |
1 | (* HCoop Domtool (http://hcoop.sourceforge.net/) |
2 | * Copyright (c) 2014 Clinton Ebadi <clinton@unknownlamer.org> | |
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 | structure Connect :> CONNECT = struct | |
20 | ||
21 | open MsgTypes | |
22 | ||
23 | fun requestDispatcherBio context = | |
24 | OpenSSL.connect true (context, Domain.nodeIp Config.dispatcherName ^ ":" ^ Int.toString Config.dispatcherPort) | |
25 | ||
26 | fun requestWorkerBio (context, node) = | |
27 | OpenSSL.connect true (context, Domain.nodeIp node ^ ":" ^ Int.toString Config.slavePort) | |
28 | ||
29 | fun commandWorker (context, node, message) = | |
30 | (* It might be worth making this context -> node -> message -> bool *) | |
31 | let | |
32 | val bio = requestWorkerBio (context, node) | |
33 | in | |
34 | Msg.send (bio, message); | |
35 | (case Msg.recv bio of | |
36 | NONE => (print "Slave closed connection unexpectedly\n"; | |
37 | false) | |
38 | | SOME m => | |
39 | case m of | |
40 | MsgOk => (print ("Slave " ^ node ^ " finished\n"); | |
41 | true) | |
42 | | MsgError s => (print ("Slave " ^ node | |
43 | ^ " returned error: " ^ | |
44 | s ^ "\n"); | |
45 | false) | |
46 | | _ => (print ("Slave " ^ node | |
47 | ^ " returned unexpected command\n"); | |
48 | false)) | |
49 | before OpenSSL.close bio | |
50 | handle OpenSSL.OpenSSL s => (print ("OpenSSL error: " ^ s ^ "\n"); | |
51 | OpenSSL.close bio; | |
52 | false | |
53 | handle OpenSSL.OpenSSL _ => false) | |
54 | end | |
55 | handle OpenSSL.OpenSSL s => (print ("OpenSSL error: " ^ s ^ "\n"); | |
56 | false) | |
57 | ||
58 | end |