limit socket connections

1 files changed, 5 insertions, 0 deletions

diff --git a/lib/sockets.js b/lib/sockets.js
index d4ca336d..d0f00771 100644
--- a/lib/sockets.js
+++ b/lib/sockets.js
@@ -54,6 +54,11 @@ wss.on("connection", function(ws, req) {
         try {
           const username = jwt.decode(token).username;
           if (!sockets[username]) sockets[username] = {};
+          const existing = Object.keys(sockets[username]);
+          if (existing.length > 5) {
+            l.warn("too many sockets, logging out", existing[0]);
+            sockets[username][existing[0]].send(JSON.stringify({ type: "login", data: false }));
+          } 
           sockets[username][id] = ws;
           names[id] = username;