Domain alias support for Exim

[hcoop/domtool2.git] / src / plugins / exim.sml

diff --git a/src/plugins/exim.sml b/src/plugins/exim.sml
index ee4cf80..461fab1 100644 (file)
--- a/src/plugins/exim.sml
+++ b/src/plugins/exim.sml
@@ -20,9 +20,18 @@
 
 structure Exim :> EXIM = struct
 
+open Ast
+
+val dl = ErrorMsg.dummyLoc
+
+val _ = Defaults.registerDefault ("MailNodes",
+                                 (TList (TBase "mail_node", dl), dl),
+                                 (fn () => (EList (map (fn s => (EString s, dl)) Config.Exim.aliasTo), dl)))
+
 val aliasesChanged = ref false
 val aliasesDefaultChanged = ref false
 val hostsChanged = ref false
+val relayHostsChanged = ref false
 
 val () = Slave.registerPreHandler
             (fn () => (aliasesChanged := false;
@@ -39,6 +48,8 @@ val () = Slave.registerFileHandler (fn fs =>
                                               aliasesDefaultChanged := true
                                           else if #file spl = "mail" then
                                               hostsChanged := true
+                                          else if #file spl = "mail.relay" then
+                                              relayHostsChanged := true
                                           else
                                               ()
                                       end)
@@ -57,15 +68,36 @@ val () = Slave.registerPostHandler
                  Slave.enumerateTo (fn s => s = "mail") ":" Config.Exim.handleDomains
              else
                  ();
+             if !relayHostsChanged then
+                 Slave.enumerateTo (fn s => s = "mail.relay") ":" Config.Exim.relayDomains
+             else
+                 ();
              if !aliasesChanged orelse !aliasesDefaultChanged
-                orelse !hostsChanged then
+                orelse !hostsChanged orelse !relayHostsChanged then
                  Slave.shellF ([Config.Exim.reload],
                                fn cl => "Error reloading exim with " ^ cl)
              else
                  ()))
 
 
-val () = Env.action_none "handleMail"
-        (fn () => TextIO.closeOut (Domain.domainFile "mail"))
+val () = Env.actionV_none "handleMail"
+        (fn env =>
+            let
+                val nodes = Env.env (Env.list Env.string) (env, "MailNodes")
+            in
+                app (fn node => #close
+                                    (Domain.domainsFile {node = node,
+                                                         name = "mail"}) ()) nodes
+            end)
+
+val () = Env.actionV_none "relayMail"
+        (fn env =>
+            let
+                val nodes = Env.env (Env.list Env.string) (env, "MailNodes")
+            in
+                app (fn node => #close
+                                    (Domain.domainsFile {node = node,
+                                                         name = "mail.relay"}) ()) nodes
+            end)
 
 end