silcd: Abort active protocols in DETACH command

When detaching client, which results into closing of the actual connection
it is important to abort any active protocols, such as rekeys, because
they cannot be completed with detached clients.

diff --git a/apps/silcd/command.c b/apps/silcd/command.c
index 597f042efadd176e17c796eb46352710dbd38663..080560ed24fbdadf601e0dbf0e289c1275775e5e 100644 (file)
--- a/apps/silcd/command.c
+++ b/apps/silcd/command.c
@@ -4068,15 +4068,28 @@ SILC_TASK_CALLBACK(silc_server_command_detach_cb)
   SilcClientID *client_id = (SilcClientID *)q->sock;
   SilcClientEntry client;
   SilcPacketStream sock;
+  SilcIDListData idata;
+
 
   client = silc_idlist_find_client_by_id(server->local_list, client_id,
                                         TRUE, NULL);
   if (client && client->connection) {
     sock = client->connection;
 
+    SILC_LOG_DEBUG(("Detaching client %s",
+                   silc_id_render(client->id, SILC_ID_CLIENT)));
+
     /* Stop rekey for the client. */
     silc_server_stop_rekey(server, client);
 
+    /* Abort any active protocol */
+    idata = silc_packet_get_context(sock);
+    if (idata && idata->sconn && idata->sconn->op) {
+      SILC_LOG_DEBUG(("Abort active protocol"));
+      silc_async_abort(idata->sconn->op, NULL, NULL);
+      idata->sconn->op = NULL;
+    }
+
     /* Close the connection on our side */
     client->router = NULL;
     client->connection = NULL;