diff options
Diffstat (limited to 'plugins/mod_s2s_auth_certs.lua')
| -rw-r--r-- | plugins/mod_s2s_auth_certs.lua | 30 |
1 files changed, 19 insertions, 11 deletions
diff --git a/plugins/mod_s2s_auth_certs.lua b/plugins/mod_s2s_auth_certs.lua index 992ee934..2517c95f 100644 --- a/plugins/mod_s2s_auth_certs.lua +++ b/plugins/mod_s2s_auth_certs.lua @@ -1,7 +1,6 @@ module:set_global(); -local cert_verify_identity = require "util.x509".verify_identity; -local NULL = {}; +local cert_verify_identity = require "prosody.util.x509".verify_identity; local log = module._log; local measure_cert_statuses = module:metric("counter", "checked", "", "Certificate validation results", @@ -9,25 +8,26 @@ local measure_cert_statuses = module:metric("counter", "checked", "", "Certifica module:hook("s2s-check-certificate", function(event) local session, host, cert = event.session, event.host, event.cert; - local conn = session.conn:socket(); + local conn = session.conn; local log = session.log or log; + local secure_hostname = conn.extra and conn.extra.secure_hostname; + if not cert then log("warn", "No certificate provided by %s", host or "unknown host"); return; end - local chain_valid, errors; - if conn.getpeerverification then - chain_valid, errors = conn:getpeerverification(); - else - chain_valid, errors = false, { { "Chain verification not supported by this version of LuaSec" } }; - end + local chain_valid, errors = conn:ssl_peerverification(); -- Is there any interest in printing out all/the number of errors here? if not chain_valid then log("debug", "certificate chain validation result: invalid"); - for depth, t in pairs(errors or NULL) do - log("debug", "certificate error(s) at depth %d: %s", depth-1, table.concat(t, ", ")) + if type(errors) == "table" then + for depth, t in pairs(errors) do + log("debug", "certificate error(s) at depth %d: %s", depth-1, table.concat(t, ", ")); + end + else + log("debug", "certificate error: %s", errors); end session.cert_chain_status = "invalid"; session.cert_chain_errors = errors; @@ -45,6 +45,14 @@ module:hook("s2s-check-certificate", function(event) end log("debug", "certificate identity validation result: %s", session.cert_identity_status); end + + -- Check for DNSSEC-signed SRV hostname + if secure_hostname and session.cert_identity_status ~= "valid" then + if cert_verify_identity(secure_hostname, "xmpp-server", cert) then + module:log("info", "Secure SRV name delegation %q -> %q", secure_hostname, host); + session.cert_identity_status = "valid" + end + end end measure_cert_statuses:with_labels(session.cert_chain_status or "unknown", session.cert_identity_status or "unknown"):add(1); end, 509); |