X-Git-Url: http://sru.miketaylor.org.uk/?a=blobdiff_plain;f=src%2Ffilter_session_shared.cpp;h=e4b9efc8a7b6f5f96b6ac31fa2e41d00dffde304;hb=15e0f02369c05e0bd4f86b5f1ce38dd10f30a71b;hp=c243dea6357c976524d3b9ca0712ac926608abf3;hpb=4bfec20c393570a81471c644fad6268eed3dba29;p=metaproxy-moved-to-github.git

diff --git a/src/filter_session_shared.cpp b/src/filter_session_shared.cpp
index c243dea..e4b9efc 100644
--- a/src/filter_session_shared.cpp
+++ b/src/filter_session_shared.cpp
@@ -1,5 +1,5 @@
 /* This file is part of Metaproxy.
-   Copyright (C) 2005-2011 Index Data
+   Copyright (C) 2005-2012 Index Data
 
 Metaproxy is free software; you can redistribute it and/or modify it under
 the terms of the GNU General Public License as published by the Free
@@ -104,6 +104,7 @@ namespace metaproxy_1 {
             time_t m_time_last_use;
             mp::Package * m_close_package;
             ~BackendInstance();
+            void timestamp();
         };
         // backends of some class (all with same InitKey)
         class SessionShared::BackendClass : boost::noncopyable {
@@ -331,10 +332,15 @@ yf::SessionShared::BackendClass::get_backend(
 void yf::SessionShared::BackendClass::use_backend(BackendInstancePtr backend)
 {
     backend->m_in_use = true;
-    time(&backend->m_time_last_use);
     backend->m_sequence_this = m_sequence_top++;
 }
 
+void yf::SessionShared::BackendInstance::timestamp()
+{
+    assert(m_in_use);
+    time(&m_time_last_use);
+}
+
 yf::SessionShared::BackendInstance::~BackendInstance()
 {
     delete m_close_package;
@@ -528,6 +534,10 @@ bool yf::SessionShared::BackendSet::search(
     for (; it != m_databases.end(); it++)
         req->databaseNames[i++] = odr_strdup(odr, it->c_str());
 
+    if (frontend_apdu->which == Z_APDU_searchRequest)
+        req->preferredRecordSyntax =
+            frontend_apdu->u.searchRequest->preferredRecordSyntax;
+
     search_package.request() = apdu_req;
 
     search_package.move();
@@ -683,6 +693,8 @@ restart:
         else
             result_set_id = "default";
     }
+    found_backend->timestamp();
+
     // we must search ...
     BackendSetPtr new_set(new BackendSet(result_set_id,
                                          databases, query));
@@ -877,6 +889,8 @@ void yf::SessionShared::Frontend::present(mp::Package &package,
         bc->release_backend(found_backend);
         return;
     }
+
+    found_backend->timestamp();
                               
     Z_APDU *p_apdu = zget_APDU(odr, Z_APDU_presentRequest);
     Z_PresentRequest *p_req = p_apdu->u.presentRequest;
@@ -950,6 +964,7 @@ void yf::SessionShared::Frontend::scan(mp::Package &frontend_package,
     else
     {
         Package scan_package(backend->m_session, frontend_package.origin());
+        backend->timestamp();
         scan_package.copy_filter(frontend_package);
         scan_package.request() = apdu_req;
         scan_package.move();
@@ -1011,7 +1026,7 @@ void yf::SessionShared::Rep::expire()
     {
         boost::xtime xt;
         boost::xtime_get(&xt, boost::TIME_UTC);
-        xt.sec += 30;
+        xt.sec += m_session_ttl / 3;
         boost::thread::sleep(xt);
         
         BackendClassMap::const_iterator b_it = m_backend_map.begin();