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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 | |
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27 | val _ = Defaults.registerDefault ("MailNodes", |
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28 | (TList (TBase "mail_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 | val relayHostsChanged = ref false |
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35 | |
36 | val () = Slave.registerPreHandler |
37 | (fn () => (aliasesChanged := false; |
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38 | aliasesDefaultChanged := false; |
39 | hostsChanged := false)) |
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40 | |
41 | val () = Slave.registerFileHandler (fn fs => |
42 | let |
43 | val spl = OS.Path.splitDirFile (#file fs) |
44 | in |
45 | if #file spl = "aliases" then |
46 | aliasesChanged := true |
47 | else if #file spl = "aliases.default" then |
48 | aliasesDefaultChanged := true |
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49 | else if #file spl = "mail" then |
50 | hostsChanged := true |
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51 | else if #file spl = "mail.relay" then |
52 | relayHostsChanged := true |
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53 | else |
54 | () |
55 | end) |
56 | |
57 | val () = Slave.registerPostHandler |
58 | (fn () => |
59 | (if !aliasesChanged then |
60 | Slave.concatTo (fn s => s = "aliases") Config.Exim.aliases |
61 | else |
62 | (); |
63 | if !aliasesDefaultChanged then |
64 | Slave.concatTo (fn s => s = "aliases.default") Config.Exim.aliasesDefault |
65 | else |
66 | (); |
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67 | if !hostsChanged then |
68 | Slave.enumerateTo (fn s => s = "mail") ":" Config.Exim.handleDomains |
69 | else |
70 | (); |
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71 | if !relayHostsChanged then |
72 | Slave.enumerateTo (fn s => s = "mail.relay") ":" Config.Exim.relayDomains |
73 | else |
74 | (); |
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75 | if !aliasesChanged orelse !aliasesDefaultChanged |
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76 | orelse !hostsChanged orelse !relayHostsChanged then |
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77 | Slave.shellF ([Config.Exim.reload], |
78 | fn cl => "Error reloading exim with " ^ cl) |
79 | else |
80 | ())) |
81 | |
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82 | |
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83 | val () = Env.actionV_none "handleMail" |
84 | (fn env => |
85 | let |
86 | val nodes = Env.env (Env.list Env.string) (env, "MailNodes") |
87 | in |
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88 | app (fn node => #close |
89 | (Domain.domainsFile {node = node, |
90 | name = "mail"}) ()) nodes |
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91 | end) |
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92 | |
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93 | val () = Env.actionV_none "relayMail" |
94 | (fn env => |
95 | let |
96 | val nodes = Env.env (Env.list Env.string) (env, "MailNodes") |
97 | in |
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98 | app (fn node => #close |
99 | (Domain.domainsFile {node = node, |
100 | name = "mail.relay"}) ()) nodes |
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101 | end) |
102 | |
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103 | val () = Domain.registerDescriber (Domain.considerAll |
104 | [Domain.Filename {filename = "aliases", |
105 | heading = "E-mail aliases", |
106 | showEmpty = false}, |
107 | Domain.Filename {filename = "aliases.default", |
108 | heading = "Default e-mail alias", |
109 | showEmpty = false}, |
110 | Domain.Filename {filename = "mail", |
111 | heading = "E-mail handling", |
112 | showEmpty = false}, |
113 | Domain.Filename {filename = "mail.relay", |
114 | heading = "E-mail relaying", |
115 | showEmpty = false}]) |
116 | |
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117 | end |