src/plugins/mailman.sml

   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 (* Mailman mailing list handling *)
  20
  21 structure Mailman :> MAILMAN = struct
  22
  23 open Ast
  24
  25 val () = Env.type_one "mailman_node"
  26                       Env.string
  27                       (fn node => Apache.webNode node orelse node = Config.Mailman.node)
  28
  29 val dl = ErrorMsg.dummyLoc
  30
  31 val () = Env.registerFunction ("mailman_node",
  32                                fn [] => SOME (EString Config.Mailman.node, dl)
  33                                 | _ => NONE)
  34
  35 val () = Env.registerFunction ("mailman_node_to_node",
  36                             fn [e] => SOME e
  37                              | _ => NONE)
  38
  39 fun mailmanPlace (EApp ((EVar "mailman_place_default", _), (EString node, _)), _) =
  40     SOME (node, Domain.nodeIp node, Domain.nodeIpv6 node)
  41   | mailmanPlace (EApp ((EApp ((EApp ((EVar "mailman_place", _), (EString node, _)), _), (EString ip, _)), _), (EString ipv6, _)), _) =
  42     SOME (node, ip, ipv6)
  43   | mailmanPlace _ = NONE
  44
  45 val _ = Env.registerFunction ("mailman_place_to_web_node",
  46                               fn [e] => Option.map (fn (node, _, _) => (EString node, dl)) (mailmanPlace e)
  47                                | _ => NONE)
  48
  49 val _ = Env.registerFunction ("mailman_place_to_node",
  50                               fn [e] => Option.map (fn (node, _, _) => (EString node, dl)) (mailmanPlace e)
  51                                | _ => NONE)
  52
  53 val _ = Env.registerFunction ("mailman_place_to_ip",
  54                               fn [e] => Option.map (fn (_, ip, _) => (EString ip, dl)) (mailmanPlace e)
  55                                | _ => NONE)
  56
  57 val _ = Env.registerFunction ("mailman_place_to_ip",
  58                               fn [e] => Option.map (fn (_, _, ipv6) => (EString ipv6, dl)) (mailmanPlace e)
  59                                | _ => NONE)
  60
  61 val files = ref ([] : TextIO.outstream list)
  62 val write = ref (fn _ : string => ())
  63
  64 val () = Env.action_one "mailmanWebHost"
  65                         ("hostname", Env.string)
  66                         (fn host =>
  67                             let
  68                                 val {write, writeDom, close} = Domain.domainsFile {node = Config.Mailman.node,
  69                                                                                    name = "mailman.conf"}
  70                             in
  71                                 write "\t'";
  72                                 write host;
  73                                 write "' : '";
  74                                 writeDom ();
  75                                 write "',\n";
  76                                 close ()
  77                             end)
  78
  79 val () = Env.actionV_one "mailmanVhost"
  80          ("host", Env.string)
  81          (fn (env, host) =>
  82              let
  83                  val places = Env.env (Env.list mailmanPlace) (env, "MailmanPlaces")
  84
  85                  val ssl = Env.env Apache.ssl (env, "SSL")
  86                  val user = Env.env Env.string (env, "User")
  87                  val sadmin = Env.env Env.string (env, "ServerAdmin")
  88
  89                  val fullHost = host ^ "." ^ Domain.currentDomain ()
  90                  val vhostId = fullHost ^ (if Option.isSome ssl then ".ssl" else "")
  91                  val confFile = fullHost ^ (if Option.isSome ssl then ".vhost_ssl" else ".vhost")
  92              in
  93                  app (fn (node, ip, ipv6) =>
  94                          let
  95                              val file = Domain.domainFile {node = node,
  96                                                            name = confFile}
  97                              fun print s = TextIO.output (file, s)
  98
  99                              val ld = Apache.logDir {user = user, node = node, vhostId = vhostId}
 100                          in
 101                              print "# Owner: ";
 102                              print user;
 103                              print "\n";
 104                              print "<VirtualHost ";
 105
 106                              print ip;
 107                              print ":";
 108                              print (case ssl of
 109                                         SOME _ => "443"
 110                                       | NONE => "80");
 111
 112                              print " [";
 113                              print ipv6;
 114                              print "]";
 115                              print ":";
 116                              print (case ssl of
 117                                         SOME _ => "443"
 118                                       | NONE => "80");
 119
 120                              print ">\n";
 121                              print "    ServerName ";
 122                              print host;
 123                              print ".";
 124                              print (Domain.currentDomain ());
 125                              print "\n";
 126                              print "    ServerAdmin ";
 127                              print sadmin;
 128                              print "\n";
 129                              (*
 130                              print "    SuexecUserGroup list list\n";
 131                              print "\n";
 132                              *)
 133                              print "    ErrorLog ";
 134                              print ld;
 135                              print "/error.log\n";
 136                              print "    CustomLog ";
 137                              print ld;
 138                              print "/access.log combined\n";
 139                              print "\n";
 140                              print "    RewriteEngine on\n";
 141                              print "\n";
 142                              print "    # Default to showing listinfo page\n";
 143                              print "    RewriteRule ^/$ http";
 144                              case ssl of
 145                                  NONE => ()
 146                                | SOME _ => print "s";
 147                              print "://";
 148                              print fullHost;
 149                              print "/listinfo/\n";
 150                              print "\n";
 151                              print "    Alias /images/mailman /usr/share/images/mailman\n";
 152                              print "    Alias /pipermail /var/lib/mailman/archives/public\n";
 153                              print "\n";
 154                              print "    DocumentRoot /usr/lib/cgi-bin/mailman\n";
 155                              print "    <Directory /usr/lib/cgi-bin/mailman>\n";
 156                              print "        AllowOverride None\n";
 157                              print "        Options +ExecCGI -MultiViews +SymLinksIfOwnerMatch\n";
 158                              print "        ForceType cgi-script\n";
 159                              print "        Order allow,deny\n";
 160                              print "        Allow from all\n";
 161                              print "    </Directory>\n";
 162                              print "\n";
 163                              print "    <Directory /usr/share/doc/mailman>\n";
 164                              print "        Order allow,deny\n";
 165                              print "        Allow from all\n";
 166                              print "    </Directory>\n";
 167                              print "\n";
 168                              print "\n";
 169                              print "    <Directory /usr/share/images/mailman>\n";
 170                              print "        Order allow,deny\n";
 171                              print "        Allow from all\n";
 172                              print "    </Directory>\n";
 173                              print "\n";
 174                              print "    <Directory /var/lib/mailman/archives/public/>\n";
 175                              print "        Options +SymlinksIfOwnerMatch -ExecCGI +Indexes\n";
 176                              print "        Order allow,deny\n";
 177                              print "        Allow from all\n";
 178                              print "    </Directory>\n";
 179
 180                              Apache.doPre {user = user, nodes = map #1 places, id = vhostId, hostname = fullHost};
 181
 182                              print "</VirtualHost>\n";
 183
 184                              TextIO.closeOut file;
 185
 186                              Apache.doPost ()
 187                          end) places
 188              end)
 189
 190 val mailmanChanged = ref false
 191
 192 val () = Slave.registerPreHandler (fn () => mailmanChanged := false)
 193
 194 val () = Slave.registerFileHandler (fn fs =>
 195                                        let
 196                                            val spl = OS.Path.splitDirFile (#file fs)
 197                                        in
 198                                            case #file spl of
 199                                                "mailman.conf" => mailmanChanged := true
 200                                              | _ => ()
 201                                        end)
 202
 203 val () = Slave.registerPostHandler (fn () =>
 204                                        if !mailmanChanged then
 205                                            (Slave.concatTo (fn s => s = "mailman.conf")
 206                                                            Config.Mailman.mapFile;
 207                                             Slave.enumerateTo (fn s => s = "mailman.conf") ":"
 208                                                               Config.Mailman.handleDomains;
 209                                                               Slave.shellF ([Config.Mailman.reload],
 210                                                        fn cl => "Error reloading Mailman with " ^ cl))
 211                                        else
 212                                            ())
 213
 214 val () = Domain.registerDescriber (Domain.considerAll
 215                                    [Domain.Filename {filename = "mailman.conf",
 216                                                      heading = "Mailman web host mapping:",
 217                                                      showEmpty = false}])
 218
 219 end