Software / code / prosody
Changeset
1719:cf103398e643
Don't allow double compression.
| author | Tobias Markmann <tm@ayena.de> |
|---|---|
| date | Tue, 18 Aug 2009 22:00:37 +0200 |
| parents | 1718:af3d0c329396 |
| children | 1725:fb3137652ea6 |
| files | plugins/mod_compression.lua |
| diffstat | 1 files changed, 9 insertions(+), 2 deletions(-) [+] |
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--- a/plugins/mod_compression.lua Tue Aug 18 21:46:25 2009 +0200 +++ b/plugins/mod_compression.lua Tue Aug 18 22:00:37 2009 +0200 @@ -37,6 +37,13 @@ -- TODO Support compression on S2S level too. module:add_handler({"c2s_unauthed", "c2s_authed"}, "compress", xmlns_compression_protocol, function(session, stanza) + -- fail if we are already compressed + if session.compressed then + local error_st = st.stanza("failure", {xmlns=xmlns_compression_protocol}):tag("unsupported-method"); + session.send(error_st); + session:log("warn", "Tried to establish another compression layer."); + end + -- checking if the compression method is supported local method = stanza:child_with_name("method")[1]; if method == "zlib" then @@ -74,7 +81,7 @@ text = compressed; extra = st.stanza("failure", {xmlns="http://jabber.org/protocol/compress"}):tag("processing-failed"); }); - module:log("error", compressed); + module:log("warn", compressed); return; end old_send(compressed); @@ -91,7 +98,7 @@ text = decompressed; extra = st.stanza("failure", {xmlns="http://jabber.org/protocol/compress"}):tag("processing-failed"); }); - module:log("error", decompressed); + module:log("warn", decompressed); return; end old_data(conn, decompressed);
