Added inactive hosts tab

scripts/lua/rest/v2/get/host/inactive.lua

@@ -0,0 +1,61 @@
+--
+-- (C) 2013-23 - ntop.org
+--
+local dirs = ntop.getDirs()
+package.path = dirs.installdir .. "/scripts/lua/modules/?.lua;" .. package.path
+
+require "lua_utils"
+local rest_utils = require "rest_utils"
+local inactive_hosts = require "inactive_hosts"
+local discover_utils = require "discover_utils"
+
+if not isAdministratorOrPrintErr() then
+    rest_utils.answer(rest_utils.consts.err.not_granted)
+    return
+end
+
+-- =============================
+
+local ifid = _GET["ifid"]
+
+if not isEmptyString(ifid) then
+    interface.select(ifid)
+else
+    ifid = interface.getId()
+end
+
+local rsp = {}
+local hosts = inactive_hosts.getOfflineHosts(ifid)
+
+if table.len(hosts) > 0 then
+    local format_utils = require("format_utils")
+    local start = _GET["start"]
+    local length = _GET["length"]
+    local order_field = _GET["sort"] or "last_seen"
+    local order
+
+    if (_GET["order"]) and (_GET["order"] == "asc") then
+        order = asc
+    else
+        order = rev
+    end
+
+    table.sort(hosts, function(x, y)
+        return order(x[order_field], y[order_field])
+    end)
+
+    -- Cutting down the table
+    for key, value in pairs({table.unpack(hosts, start + 1, start + length)}) do
+        rsp[key] = value
+    end
+
+    for key, value in pairs(rsp) do
+        rsp[key]["last_seen"] = format_utils.formatPastEpochShort(value["last_seen"])
+        rsp[key]["first_seen"] = format_utils.formatPastEpochShort(value["first_seen"])
+        rsp[key]["device_type"] = discover_utils.devtype2icon(value["device_id"]) .. " " .. value["device_type"]
+    end
+end
+
+rest_utils.extended_answer(rest_utils.consts.success.ok, rsp, {
+    ["recordsTotal"] = #hosts
+})