changeset 5622:ae62d92506dc

mod_s2sout_override: Add support for one-level wildcards (e.g. *.example.net)
author Kim Alvefur <zash@zash.se>
date Thu, 27 Jul 2023 15:04:38 +0200
parents b87a23b45725
children 8de02381e80a
files mod_s2sout_override/README.md mod_s2sout_override/mod_s2sout_override.lua
diffstat 2 files changed, 4 insertions(+), 1 deletions(-) [+]
line wrap: on
line diff
--- a/mod_s2sout_override/README.md	Thu Jul 27 15:00:26 2023 +0200
+++ b/mod_s2sout_override/README.md	Thu Jul 27 15:04:38 2023 +0200
@@ -21,6 +21,8 @@
 The special target `"*"` may be used to redirect all servers that don't have
 an exact match.
 
+One-level wildcards like `"*.example.net"` also work.
+
 Standard DNS SRV resolution can be restored by specifying a truthy value.
 
 ```lua
@@ -34,6 +36,7 @@
     ["example.com"] = "tcp://other.host.example:5299";
     ["xmpp.example.net"] = "tcp://localhost:5999";
     ["secure.example"] = "tls://127.0.0.1:5270";
+    ["*.allthese.example"] = = "tcp://198.51.100.123:9999";
 
     -- catch-all:
     ["*"] = "tls://127.0.0.1:5370";
--- a/mod_s2sout_override/mod_s2sout_override.lua	Thu Jul 27 15:00:26 2023 +0200
+++ b/mod_s2sout_override/mod_s2sout_override.lua	Thu Jul 27 15:04:38 2023 +0200
@@ -6,7 +6,7 @@
 local override_for = module:get_option(module.name, {}); -- map of host to "tcp://example.com:5269"
 
 module:hook("s2sout-pre-connect", function(event)
-	local override = override_for[event.session.to_host] or override_for["*"];
+	local override = override_for[event.session.to_host] or override_for[event.session.to_host:gsub("^[^.]+%.", "*.")] or override_for["*"];
 	if type(override) == "string" then
 		override = url.parse(override);
 	end