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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 | (* Exim MTA handling *) |
20 | |
21 | structure Exim :> EXIM = struct |
22 | |
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23 | open Ast |
24 | |
25 | val dl = ErrorMsg.dummyLoc |
26 | |
27 | val _ = Main.registerDefault ("MailNodes", |
28 | (TList (TBase "node", dl), dl), |
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29 | (fn () => (EList (map (fn s => (EString s, dl)) Config.Exim.aliasTo), dl))) |
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30 | |
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31 | val aliasesChanged = ref false |
32 | val aliasesDefaultChanged = ref false |
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33 | val hostsChanged = ref false |
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34 | |
35 | val () = Slave.registerPreHandler |
36 | (fn () => (aliasesChanged := false; |
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37 | aliasesDefaultChanged := false; |
38 | hostsChanged := false)) |
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39 | |
40 | val () = Slave.registerFileHandler (fn fs => |
41 | let |
42 | val spl = OS.Path.splitDirFile (#file fs) |
43 | in |
44 | if #file spl = "aliases" then |
45 | aliasesChanged := true |
46 | else if #file spl = "aliases.default" then |
47 | aliasesDefaultChanged := true |
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48 | else if #file spl = "mail" then |
49 | hostsChanged := true |
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50 | else |
51 | () |
52 | end) |
53 | |
54 | val () = Slave.registerPostHandler |
55 | (fn () => |
56 | (if !aliasesChanged then |
57 | Slave.concatTo (fn s => s = "aliases") Config.Exim.aliases |
58 | else |
59 | (); |
60 | if !aliasesDefaultChanged then |
61 | Slave.concatTo (fn s => s = "aliases.default") Config.Exim.aliasesDefault |
62 | else |
63 | (); |
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64 | if !hostsChanged then |
65 | Slave.enumerateTo (fn s => s = "mail") ":" Config.Exim.handleDomains |
66 | else |
67 | (); |
68 | if !aliasesChanged orelse !aliasesDefaultChanged |
69 | orelse !hostsChanged then |
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70 | Slave.shellF ([Config.Exim.reload], |
71 | fn cl => "Error reloading exim with " ^ cl) |
72 | else |
73 | ())) |
74 | |
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75 | |
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76 | val () = Env.actionV_none "handleMail" |
77 | (fn env => |
78 | let |
79 | val nodes = Env.env (Env.list Env.string) (env, "MailNodes") |
80 | in |
81 | app (fn node => TextIO.closeOut |
82 | (Domain.domainFile {node = node, |
83 | name = "mail"})) nodes |
84 | end) |
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85 | |
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86 | end |