From 612bbd0102d0090b753de4ccc10147461e4a3932 Mon Sep 17 00:00:00 2001
From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Tue, 15 Mar 2016 13:45:53 +0000
Subject: [Feature] Allow iterating over upstreams

---
 src/libutil/upstream.c | 15 +++++++++++++++
 src/libutil/upstream.h | 13 +++++++++++++
 2 files changed, 28 insertions(+)

diff --git a/src/libutil/upstream.c b/src/libutil/upstream.c
index 3d0121572..a49a8a222 100644
--- a/src/libutil/upstream.c
+++ b/src/libutil/upstream.c
@@ -889,3 +889,18 @@ rspamd_upstream_get_data (struct upstream *up)
 {
 	return up->data;
 }
+
+
+void
+rspamd_upstreams_foreach (struct upstream_list *ups,
+		rspamd_upstream_traverse_func cb, void *ud)
+{
+	struct upstream *up;
+	guint i;
+
+	for (i = 0; i < ups->ups->len; i ++) {
+		up = g_ptr_array_index (ups->ups, i);
+
+		cb (up, ud);
+	}
+}
diff --git a/src/libutil/upstream.h b/src/libutil/upstream.h
index 79d88802d..c3cbf685a 100644
--- a/src/libutil/upstream.h
+++ b/src/libutil/upstream.h
@@ -130,6 +130,19 @@ gboolean rspamd_upstreams_parse_line (struct upstream_list *ups,
 gboolean rspamd_upstreams_from_ucl (struct upstream_list *ups,
 		const ucl_object_t *in, guint16 def_port, void *data);
 
+
+typedef void (*rspamd_upstream_traverse_func) (struct upstream *up,
+		void *ud);
+
+/**
+ * Traverse upstreams list calling the function specified
+ * @param ups
+ * @param cb
+ * @param ud
+ */
+void rspamd_upstreams_foreach (struct upstream_list *ups,
+		rspamd_upstream_traverse_func cb, void *ud);
+
 /**
  * Returns the current IP address of the upstream
  * @param up
-- 
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