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Simplifies widgets backend

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This commit is contained in:
Simone Mainardi 2021-03-02 15:06:20 +01:00
parent debf0c412b
commit 3659188002
5 changed files with 133 additions and 67 deletions
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40
scripts/lua/rest/v1/get/datasource/interface/packet_distro.lua
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@ -5,46 +5,33 @@
local dirs = ntop.getDirs()
package.path = dirs.installdir .. "/scripts/lua/modules/?.lua;" .. package.path
package.path = dirs.installdir .. "/scripts/lua/modules/datamodel/?.lua;" .. package.path
package.path = dirs.installdir .. "/scripts/lua/rest/v1/get/datasource/?.lua;" .. package.path
-- ##############################################
-- Import the classes library.
local classes = require "classes"
-- Import the base class
local datasource = require "datasource"
-- Import the datasource keys
local datasource_keys = require "datasource_keys"
-- This is the datamodel used to represent data associated with this datasource
local datamodel = require "slices"
local slices = require "slices"
-- Rest utilities
local rest_utils = require "rest_utils"
-- ##############################################
local packet_distro = classes.class(datasource)
local packet_distro = classes.class(slices)
-- ##############################################
packet_distro.meta = {
datasource_key = datasource_keys.interface_packet_distro, -- Uniquely identifies this datasource
i18n_title = "Interface Packet Distribution",
icon = "fas fa-exclamation",
datamodel = datamodel,
params = {
"ifid" -- validated according to http_lint.lua
-- NOTE: Specify all the parameter keys that must be passed in the request
"ifid" -- validated according to http_lint.lua
},
-- A URL possibly formatted with parsed_params sent via REST
url = "/lua/if_stats.lua?ifid={{ params.ifid }}&page=packets",
-- Possibly add placeholders to replace keys and values, e.g.,
-- k is the `k` in the response data, v is the `v` in the response data
-- url = "/lua/if_stats.lua?ifid={{ params.ifid }}&page=packets&key=__k__&value=__v__",
}
-- ##############################################
-- Human-friendly labels for the distribution
packet_distro.slices = {
local available_bins = {
{ key = 'upTo64', label = '<= 64' },
{ key = 'upTo128', label = '64 <= 128' },
{ key = 'upTo256', label = '128 <= 256' },
@ -61,10 +48,9 @@ packet_distro.slices = {
-- @brief Datasource constructor
function packet_distro:init()
-- Call the parent constructor
self.super:init()
self.datasource_key_str = datasource_keys[datasource.ds_type]
-- Initializes parent class slices
self.super:init(10 --[[ Maximum number of slices ]],
3 --[[ Percentage under which the slice is ignored and added to other --]])
end
-- #######################################################
@ -77,13 +63,9 @@ function packet_distro:fetch()
local ifstats = interface.getStats()
local size_bins = ifstats["pktSizeDistribution"]["size"]
self.datamodel_instance = self.meta.datamodel.new(
getHumanReadableInterfaceName(getInterfaceName(ifstats.id)),
10 --[[ Maximum number of slices ]],
3 --[[ Percentage under which the slice is ignored and added to other --]])
for _, slice in ipairs(packet_distro.slices) do
self.datamodel_instance:append(slice.label, size_bins[slice.key] or 0)
self:set_label(getHumanReadableInterfaceName(getInterfaceName(ifstats.id)))
for _, bin in ipairs(available_bins) do
self:append(bin.label, size_bins[bin.key] or 0)
end
end