#include "client.h"
#include "settings.h"
+/* connection counting (1) , disable connection counting (0) */
+#if 0
+static YAZ_MUTEX g_mutex = 0;
+static int no_connections = 0;
+
+static void connection_use(int delta)
+{
+ if (!g_mutex)
+ yaz_mutex_create(&g_mutex);
+ yaz_mutex_enter(g_mutex);
+ no_connections += delta;
+ yaz_mutex_leave(g_mutex);
+ yaz_log(YLOG_LOG, "%s connections=%d", delta > 0 ? "INC" : "DEC",
+ no_connections);
+}
+#else
+#define connection_use(x)
+#endif
+
/** \brief Represents a physical, reusable connection to a remote Z39.50 host
*/
remove_connection_from_host(co);
xfree(co->zproxy);
xfree(co);
+ connection_use(-1);
}
// Creates a new connection for client, associated with the host of
co->host->connections = co;
yaz_mutex_leave(host->mutex);
+ connection_use(1);
return co;
}
int r = ZOOM_connection_exec_task(co->link);
if (!r)
yaz_log(YLOG_WARN, "No task was executed for connection");
+ iochan_setflags(co->iochan, ZOOM_connection_get_mask(co->link));
+ iochan_setfd(co->iochan, ZOOM_connection_get_socket(co->link));
}
static void connection_handler(IOCHAN iochan, int event)
{
struct connection *co = iochan_getdata(iochan);
- struct client *cl = co->client;
+ struct client *cl;
struct host *host = co->host;
yaz_mutex_enter(host->mutex);
+ cl = co->client;
if (!cl)
{
/* no client associated with it.. We are probably getting
{
yaz_log(YLOG_WARN, "connect timeout %s", client_get_url(cl));
- connection_destroy(co);
client_set_state(cl, Client_Error);
+ connection_destroy(co);
}
else if (client_get_state(co->client) == Client_Idle)
{
non_block_events(co);
client_unlock(cl);
+
+ if (co->link)
+ {
+ iochan_setflags(iochan, ZOOM_connection_get_mask(co->link));
+ iochan_setfd(iochan, ZOOM_connection_get_socket(co->link));
+ }
}
}
return con->host;
}
-// Callback for use by event loop
-// We do this because ZOOM connections don't always have (the same) sockets
-static int socketfun(IOCHAN c)
-{
- struct connection *co = iochan_getdata(c);
- if (!co->link)
- return -1;
- return ZOOM_connection_get_socket(co->link);
-}
-
-// Because ZOOM always knows what events it is interested in; we may not
-static int maskfun(IOCHAN c)
-{
- struct connection *co = iochan_getdata(c);
- if (!co->link)
- return 0;
-
- // This is cheating a little, and assuming that eventl mask IDs are always
- // the same as ZOOM-C's.
- return ZOOM_connection_get_mask(co->link);
-}
-
static int connection_connect(struct connection *con, iochan_man_t iochan_man)
{
ZOOM_connection link = 0;
con->state = Conn_Connecting;
iochan_settimeout(con->iochan, con->operation_timeout);
iochan_setdata(con->iochan, con);
- iochan_setsocketfun(con->iochan, socketfun);
- iochan_setmaskfun(con->iochan, maskfun);
iochan_add(iochan_man, con->iochan);
/* this fragment is bad DRY: from client_prep_connection */