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Added interface exporter usage timeseries

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This commit is contained in:
Matteo Biscosi 2023-12-05 14:08:15 +00:00
parent c53e003167
commit 547de6a6c1
11 changed files with 391 additions and 115 deletions
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79
scripts/lua/modules/lua_utils_get.lua
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@ -1275,6 +1275,85 @@ end
-- ##############################################
function getFlowDevInterfaceKey(ifid)
return "ntopng.flow_dev_interface.ifid_" .. ifid .. ".config"
end
-- ##############################################
function getFlowDevInterfaceConfig(device_ip, port_index, ifid)
local json = require "dkjson"
local key = string.format("%s_%s", device_ip, port_index)
local config = ntop.getHashCache(getFlowDevInterfaceKey(ifid), key)
local ret = {}
config = json.decode(config)
-- As priority get the configuration set up by the user, if no config is found,
-- create a default configuration based on SNMP or default values
if config then
ret = {
alias = config.alias,
uplink_speed = tonumber(config.uplink_speed),
downlink_speed = tonumber(config.downlink_speed),
}
else
-- Default values, get the snmp name and uplink and downlink at 1 Gbit
local interface_label = port_index
local uplink_speed = 1000000000 -- By default it's 1 Gbit link
local downlink_speed = 1000000000 -- By default it's 1 Gbit link
if ntop.isPro() then
package.path = dirs.installdir .. "/pro/scripts/lua/modules/?.lua;" .. package.path
local snmp_utils = require "snmp_utils"
local snmp_cached_dev = require "snmp_cached_dev"
local cached_device = snmp_cached_dev:create(device_ip) or {}
local interfaces = cached_device["interfaces"] or {}
interface_label = snmp_utils.get_snmp_interface_label(interfaces[port_index] or {index = port_index}, true)
if interfaces[port_index] and interfaces[port_index]["speed"] then
uplink_speed = interfaces[port_index]["speed"]
downlink_speed = interfaces[port_index]["speed"]
end
end
ret = {
alias = interface_label,
uplink_speed = uplink_speed,
downlink_speed = downlink_speed,
}
end
return ret
end
-- ##############################################
function setFlowDevInterfaceConfig(device_ip, port_index, ifid, config)
local json = require "dkjson"
local key = string.format("%s_%s", device_ip, port_index)
-- Just to be sure in case some config param is missing, put default values
if not config or table.len(config) == 0 then
config = {
alias = port_index,
uplink_speed = 1000000000, -- By default it's 1 Gbit link
downlink_speed = 1000000000 -- By default it's 1 Gbit link
}
end
if not config.alias then
config.alias = port_index
end
if not config.uplink_speed then
config.uplink_speed = 1000000000
end
if not config.uplink_speed then
config.uplink_speed = 1000000000
end
config = json.encode(config)
ntop.setHashCache(getFlowDevInterfaceKey(ifid), key, config)
end
-- ##############################################
function getFlowDevAliasKey()
return "ntopng.flow_dev_aliases"
end