openwrt-packages/utils/prometheus-node-exporter-lua/files/usr/lib/lua/prometheus-collectors/netstat.lua

29 lines
690 B
Lua

local netsubstat = {
"IcmpMsg",
"Icmp",
"IpExt",
"Ip",
"TcpExt",
"Tcp",
"UdpLite",
"Udp"
}
local function scrape()
local netstat = get_contents("/proc/net/netstat") .. get_contents("/proc/net/snmp")
-- all devices
for i, nss in ipairs(netsubstat) do
local substat_s = string.match(netstat, nss .. ": ([A-Z][A-Za-z0-9 ]+)")
if substat_s then
local substat = space_split(substat_s)
local substatv = space_split(string.match(netstat, nss .. ": ([0-9 -]+)"))
for ii, ss in ipairs(substat) do
metric("node_netstat_" .. nss .. "_" .. ss, "gauge", nil, substatv[ii])
end
end
end
end
return { scrape = scrape }