Reworked host packets page and removed dscp page

scripts/lua/rest/v2/get/host/packets/sent_data.lua

@@ -0,0 +1,43 @@
+--
+-- (C) 2013-22 - ntop.org
+--
+
+dirs = ntop.getDirs()
+package.path = dirs.installdir .. "/scripts/lua/modules/?.lua;" .. package.path
+
+-- Imports
+require "lua_utils"
+local rest_utils = require "rest_utils"
+local stats_utils = require "stats_utils"
+local graph_utils = require "graph_utils"
+
+-- Local variables
+local host_ip = _GET["host"]
+local vlan = _GET["vlan"]
+local host_stats = interface.getHostInfo(host_ip, vlan) or {}
+local rsp = {
+  labels = {},
+  series = {},
+  colors = {},
+}
+
+if host_stats and host_stats["pktStats.sent"] then
+  local serie = {}
+  local current_data = 0
+  local data = host_stats["pktStats.sent"]["size"]
+
+  for label, value in pairs(data or {}) do
+    serie[#serie + 1] = { label = label, value = value }
+  end
+
+  local collapsed = stats_utils.collapse_stats(serie, 1, 5 --[[ threshold ]])
+  for _, value in pairs(collapsed or {}) do
+    current_data = current_data + 1
+    rsp["labels"][#rsp["labels"] + 1] = value.label
+    rsp["series"][#rsp["series"] + 1] = value.value
+    rsp["colors"][#rsp["colors"] + 1] = graph_utils.get_html_color(current_data)
+  end
+end
+
+
+rest_utils.answer(rest_utils.consts.success.ok, rsp)