From a8b73eae6cdbe31766cef453755c5abac5526603 Mon Sep 17 00:00:00 2001
From: Ivan Remen <i.remen@corp.mail.ru>
Date: Tue, 18 Apr 2017 10:02:23 -0400
Subject: [PATCH] Delfi filters

---
 delfi.lua | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 delfi.lua

diff --git a/delfi.lua b/delfi.lua
new file mode 100644
index 0000000..bb2aa96
--- /dev/null
+++ b/delfi.lua
@@ -0,0 +1,21 @@
+local space_no = 0
+
+function find_filters_by_regex(regex)
+    local cnt = 0
+    local t = {}
+    for tpl in box.space[space_no].index[0]:iterator(box.index.ALL) do
+
+        if string.find(tpl[1], regex) then
+            local id = box.unpack('i', tpl[0])
+            table.insert(t, id)
+        end
+
+        cnt = cnt + 1
+        if cnt == 1000 then
+            box.fiber.sleep(0)
+            cnt = 0
+        end
+    end
+
+    return unpack(t)
+end