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58 lines
1.4 KiB
Lua
58 lines
1.4 KiB
Lua
--
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-- (C) 2013-21 - 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 stats_utils = require("stats_utils")
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local rest_utils = require("rest_utils")
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local dscp_consts = require "dscp_consts"
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--
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-- Read DSCP statistics for a hsot
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-- Example: curl -u admin:admin -H "Content-Type: application/json" -d '{"ifid": "1", "host" : "192.168.56.103", "direction": "recv"}' http://localhost:3000/lua/rest/v2/get/host/dscp/stats.lua
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--
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-- NOTE: in case of invalid login, no error is returned but redirected to login
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--
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local rc = rest_utils.consts.success.ok
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local ifid = _GET["ifid"]
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local host_info = url2hostinfo(_GET)
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local direction = _GET["direction"]
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if isEmptyString(ifid) then
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rc = rest_utils.consts.err.invalid_interface
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rest_utils.answer(rc)
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return
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end
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local received_stats = false
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if direction == "recv" then
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received_stats = true
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end
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interface.select(ifid)
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local res = {}
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local tot = 0
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local stats = interface.getHostInfo(host_info["host"], host_info["vlan"])
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if stats == nil then
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rest_utils.answer(rest_utils.consts.err.not_found)
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return
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end
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for key, value in pairsByKeys(stats.dscp, asc) do
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res[#res + 1] = {
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label = dscp_consts.ds_class_descr(key),
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value = ternary(received_stats, value['packets.rcvd'], value['packets.sent'])
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}
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end
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local collapsed = stats_utils.collapse_stats(res, 1)
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rest_utils.answer(rc, collapsed)
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