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-rw-r--r--core/s2smanager.lua20
1 files changed, 16 insertions, 4 deletions
diff --git a/core/s2smanager.lua b/core/s2smanager.lua
index f3cde4b7..e5fb699b 100644
--- a/core/s2smanager.lua
+++ b/core/s2smanager.lua
@@ -390,10 +390,22 @@ function streamopened(session, attr)
session.streamid = uuid_gen();
(session.log or log)("debug", "incoming s2s received <stream:stream>");
- if session.to_host and not hosts[session.to_host] then
- -- Attempting to connect to a host we don't serve
- session:close({ condition = "host-unknown"; text = "This host does not serve "..session.to_host });
- return;
+ if session.to_host then
+ if not hosts[session.to_host] then
+ -- Attempting to connect to a host we don't serve
+ session:close({
+ condition = "host-unknown";
+ text = "This host does not serve "..session.to_host
+ });
+ return;
+ elseif hosts[session.to_host].disallow_s2s then
+ -- Attempting to connect to a host that disallows s2s
+ session:close({
+ condition = "policy-violation";
+ text = "Server-to-server communication is not allowed to this host";
+ });
+ return;
+ end
end
send("<?xml version='1.0'?>");
send(stanza("stream:stream", { xmlns='jabber:server', ["xmlns:db"]='jabber:server:dialback',