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@95gabor
Last active December 1, 2023 13:31
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prometheus-node-exporter-lua-wan
#!/usr/bin/lua
# /usr/lib/lua/prometheus-collectors/upstream.lua
local ubus = require "ubus"
local function scrape()
local metric_wan_interface = metric("wan_interface_uptime", "gauge", "WAN interface uptime")
local u = ubus.connect()
local network_data = u:call("network.interface", "dump", {})
for _, interface in ipairs(network_data.interface) do
local is_wan = false
local ipv4 = interface["ipv4-address"][1]
local ipv6 = interface["ipv6-address"][1]
for _, route in pairs(interface.route or {}) do
if route.target == "0.0.0.0" and route.mask == 0 then
is_wan = true
break
end
if route.target == "::" and route.mask == 0 then
is_wan = true
break
end
end
if is_wan then
metric_wan_interface(
{
name = interface.interface,
proto = interface.proto or "unknown",
device = interface.l3_device or interface.device,
ipv4 = ipv4 and ipv4.address,
ipv4_mask = ipv4 and ipv4.mask,
ipv6 = ipv6 and ipv6.address,
ipv6_mask = ipv6 and ipv6.mask,
},
interface.uptime
)
end
end
end
return { scrape = scrape }
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omg

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