- local rv = { }
- local leasefile = "/var/dhcp.leases"
-
- local uci = require "luci.model.uci".cursor()
- local nfs = require "nixio.fs"
-
- uci:foreach("dhcp", "dnsmasq",
- function(s)
- if s.leasefile and nfs.access(s.leasefile) then
- leasefile = s.leasefile
- return false
- end
- end)
-
- local fd = io.open(leasefile, "r")
- if fd then
- while true do
- local ln = fd:read("*l")
- if not ln then
- break
- else
- local ts, mac, ip, name = ln:match("^(%d+) (%S+) (%S+) (%S+)")
- if ts and mac and ip and name then
- rv[#rv+1] = {
- expires = os.difftime(tonumber(ts) or 0, os.time()),
- macaddr = mac,
- ipaddr = ip,
- hostname = (name ~= "*") and name
- }
- end
- end
- end
- fd:close()
- end