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65 lines
1.2 KiB
Lua
65 lines
1.2 KiB
Lua
--
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-- (C) 2013-22 - ntop.org
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--
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local dirs = ntop.getDirs()
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package.path = dirs.installdir .. "/scripts/lua/modules/?.lua;" .. package.path
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require "lua_utils"
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local rest_utils = require("rest_utils")
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local epoch_begin = tonumber(_GET["epoch_begin"])
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local epoch_end = tonumber(_GET["epoch_end"])
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local num_records = tonumber(_GET["totalRows"]) or 24
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local rc = rest_utils.consts.success.ok
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local curr = epoch_begin
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-- 1 hour is 60*60=3600
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local datasets = {}
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local labels = {}
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for i = 1, num_records, 1 do
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if (curr < epoch_end) then
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local key = os.date("%x", curr)
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if datasets[key] == nil then
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datasets[key] = 0
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end
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-- add an hour?
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datasets[key] = datasets[key] + 1
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curr = curr + 3600 -- ad an hour
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else
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break
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end
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end
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local flatten = {}
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local i = 1
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for k, d in pairsByKeys(datasets) do
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flatten[i] = d
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labels[i] = k
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i = i + 1
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end
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rest_utils.answer(rc, {
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data = {
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labels = labels,
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datasets = {
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{data = flatten, label = "Hours in a day", backgroundColor = "#f83a5dfa"}
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}
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},
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options = {
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maintainAspectRatio = false
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},
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redirect_url = ntop.getHttpPrefix()
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})
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