Add default DNS mappings

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

diff --git a/src/plugins/bind.sml b/src/plugins/bind.sml
index 5ba7fed..b6a07b6 100644 (file)
--- a/src/plugins/bind.sml
+++ b/src/plugins/bind.sml
@@ -49,6 +49,7 @@ datatype dns_record =
        | CNAME of string * string
        | MX of int * string
        | NS of string
+       | DefaultA of string
 
 val record = fn (EApp ((EApp ((EVar "dnsA", _), e1), _), e2), _) =>
                (case (Env.string e1, Domain.ip e2) of
@@ -64,6 +65,8 @@ val record = fn (EApp ((EApp ((EVar "dnsA", _), e1), _), e2), _) =>
                   | _ => NONE)
              | (EApp ((EVar "dnsNS", _), e), _) =>
                Option.map NS (Env.string e)
+             | (EApp ((EVar "dnsDefaultA", _), e), _) =>
+               Option.map DefaultA (Env.string e)
              | _ => NONE
 
 fun writeRecord (evs, r) =
@@ -84,6 +87,12 @@ fun writeRecord (evs, r) =
                                 write "\tIN\tA\t";
                                 write to;
                                 write "\n")
+             | DefaultA to => (writeDom ();
+                               write ".\t";
+                               write (Int.toString ttl);
+                               write "\tIN\tA\t";
+                               write to;
+                               write "\n")
              | CNAME (from, to) => (write from;
                                     write ".";
                                     writeDom ();