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-rw-r--r--src/worker.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/src/worker.c b/src/worker.c
index 26ca8af24..e4dfdce3f 100644
--- a/src/worker.c
+++ b/src/worker.c
@@ -87,6 +87,10 @@ struct rspamd_worker_ctx {
GList *custom_filters;
/* DNS resolver */
struct rspamd_dns_resolver *resolver;
+ /* Current tasks */
+ guint32 tasks;
+ /* Limit of tasks */
+ guint32 max_tasks;
};
static gboolean write_socket (void *arg);
@@ -403,6 +407,17 @@ err_socket (GError * err, void *arg)
}
/*
+ * Reduce number of tasks proceeded
+ */
+static void
+reduce_tasks_count (gpointer arg)
+{
+ guint32 *tasks = arg;
+
+ (*tasks) --;
+}
+
+/*
* Accept new connection and construct task
*/
static void
@@ -419,6 +434,12 @@ accept_socket (gint fd, short what, void *arg)
gint nfd;
ctx = worker->ctx;
+
+ if (ctx->max_tasks != 0 && ctx->tasks > ctx->max_tasks) {
+ msg_info ("current tasks is now: %uD while maximum is: %uD", ctx->tasks, ctx->max_tasks);
+ return;
+ }
+
if ((nfd =
accept_from_socket (fd, (struct sockaddr *) &su.ss, &addrlen)) == -1) {
msg_warn ("accept failed: %s", strerror (errno));
@@ -458,6 +479,8 @@ accept_socket (gint fd, short what, void *arg)
rspamd_create_dispatcher (nfd, BUFFER_LINE, read_socket, write_socket,
err_socket, &ctx->io_tv, (void *) new_task);
new_task->dispatcher->peer_addr = new_task->client_addr.s_addr;
+ ctx->tasks ++;
+ memory_pool_add_destructor (new_task->task_pool, (pool_destruct_func)reduce_tasks_count, &ctx->tasks);
/* Init custom filters */
#ifndef BUILD_STATIC
@@ -591,6 +614,7 @@ init_worker (void)
register_worker_opt (TYPE_WORKER, "json", xml_handle_boolean, ctx, G_STRUCT_OFFSET (struct rspamd_worker_ctx, is_json));
register_worker_opt (TYPE_WORKER, "allow_learn", xml_handle_boolean, ctx, G_STRUCT_OFFSET (struct rspamd_worker_ctx, allow_learn));
register_worker_opt (TYPE_WORKER, "timeout", xml_handle_seconds, ctx, G_STRUCT_OFFSET (struct rspamd_worker_ctx, timeout));
+ register_worker_opt (TYPE_WORKER, "max_tasks", xml_handle_uint32, ctx, G_STRUCT_OFFSET (struct rspamd_worker_ctx, max_tasks));
return ctx;
}