Moved active monitoring endpoints to am module and improved rest (#10239)

scripts/lua/modules/interface_utils.lua

@@ -0,0 +1,40 @@
+--
+-- (C) 2013-26 - ntop.org
+--
+
+local dirs = ntop.getDirs()
+
+package.path = dirs.installdir .. "/scripts/lua/modules/?.lua;" .. package.path
+
+require "lua_utils"
+local json = require("dkjson")
+
+local interface_utils = {}
+
+function interface_utils.get_pingable_interfaces()
+    local res = {}
+
+    local interfaces = ntop.getPingIfNames()
+
+    for id, ifname in pairs(interfaces) do
+    local custom_name = getHumanReadableInterfaceName(ifname)
+
+    if isEmptyString(custom_name) then
+        custom_name = nil
+    end
+
+    -- Note: returning in a format compatible with /lua/rest/v2/get/ntopng/interfaces.lua
+    res[#res + 1] = {
+        ifid = tonumber(id),
+        ifname = ifname,
+        name = custom_name or ifname,
+        is_packet_interface = true,
+        is_pcap_interface = false,
+        is_zmq_interface = false,
+    }
+    end
+    return res
+    
+end
+
+return interface_utils