+
+function iface_status()
+ local path = luci.dispatcher.context.requestpath
+ local netm = require "luci.model.network".init()
+ local rv = { }
+
+ local iface
+ for iface in path[#path]:gmatch("[%w%.%-]+") do
+ local net = netm:get_network(iface)
+ if net then
+ local info
+ local dev = net:ifname()
+ local data = { id = iface, uptime = net:uptime() }
+ for _, info in ipairs(nixio.getifaddrs()) do
+ local name = info.name:match("[^:]+")
+ if name == dev then
+ if info.family == "packet" then
+ data.flags = info.flags
+ data.stats = info.data
+ data.macaddr = info.addr
+ data.ifname = name
+ elseif info.family == "inet" then
+ data.ipaddrs = data.ipaddrs or { }
+ data.ipaddrs[#data.ipaddrs+1] = {
+ addr = info.addr,
+ broadaddr = info.broadaddr,
+ dstaddr = info.dstaddr,
+ netmask = info.netmask,
+ prefix = info.prefix
+ }
+ elseif info.family == "inet6" then
+ data.ip6addrs = data.ip6addrs or { }
+ data.ip6addrs[#data.ip6addrs+1] = {
+ addr = info.addr,
+ netmask = info.netmask,
+ prefix = info.prefix
+ }
+ end
+ end
+ end
+
+ if next(data) then
+ rv[#rv+1] = data
+ end
+ end
+ end
+
+ if #rv > 0 then
+ luci.http.prepare_content("application/json")
+ luci.http.write_json(rv)
+ return
+ end
+
+ luci.http.status(404, "No such device")
+end
+
+function iface_reconnect()
+ local path = luci.dispatcher.context.requestpath
+ local iface = path[#path]
+ local netmd = require "luci.model.network".init()
+
+ local net = netmd:get_network(iface)
+ if net then
+ local ifn
+ for _, ifn in ipairs(net:get_interfaces()) do
+ local wnet = ifn:get_wifinet()
+ if wnet then
+ local wdev = wnet:get_device()
+ if wdev then
+ luci.sys.call(
+ "env -i /sbin/wifi up %q >/dev/null 2>/dev/null"
+ % wdev:name()
+ )
+
+ luci.http.status(200, "Reconnected")
+ return
+ end
+ end
+ end
+
+ luci.sys.call("env -i /sbin/ifup %q >/dev/null 2>/dev/null" % iface)
+ luci.http.status(200, "Reconnected")
+ return
+ end
+
+ luci.http.status(404, "No such interface")
+end
+
+function iface_shutdown()
+ local path = luci.dispatcher.context.requestpath
+ local iface = path[#path]
+ local netmd = require "luci.model.network".init()
+
+ local net = netmd:get_network(iface)
+ if net then
+ luci.sys.call("env -i /sbin/ifdown %q >/dev/null 2>/dev/null" % iface)
+ luci.http.status(200, "Shutdown")
+ return
+ end
+
+ luci.http.status(404, "No such interface")
+end
+
+function iface_delete()
+ local path = luci.dispatcher.context.requestpath
+ local iface = path[#path]
+ local netmd = require "luci.model.network".init()
+
+ local net = netmd:del_network(iface)
+ if net then
+ luci.sys.call("env -i /sbin/ifdown %q >/dev/null 2>/dev/null" % iface)
+ luci.http.redirect(luci.dispatcher.build_url("admin/network/network"))
+ netmd:commit("network")
+ netmd:commit("wireless")
+ return
+ end
+
+ luci.http.status(404, "No such interface")
+end
+
+function wifi_status()
+ local path = luci.dispatcher.context.requestpath
+ local arp = luci.sys.net.arptable()
+ local rv = { }
+
+ local dev
+ for dev in path[#path]:gmatch("[%w%.%-]+") do
+ local j = { id = dev }
+ local iw = luci.sys.wifi.getiwinfo(dev)
+ if iw then
+ local f
+ for _, f in ipairs({
+ "channel", "frequency", "txpower", "bitrate", "signal", "noise",
+ "quality", "quality_max", "mode", "ssid", "bssid", "country",
+ "encryption", "ifname", "assoclist"
+ }) do
+ j[f] = iw[f]
+ end
+ end
+ rv[#rv+1] = j
+ end
+
+ if #rv > 0 then
+ luci.http.prepare_content("application/json")
+ luci.http.write_json(rv)
+ return
+ end
+
+ luci.http.status(404, "No such device")
+end
+
+function lease_status()
+ 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
+
+ luci.http.prepare_content("application/json")
+ luci.http.write_json(rv)
+end
+
+function diag_command(cmd)
+ local path = luci.dispatcher.context.requestpath
+ local addr = path[#path]
+
+ if addr and addr:match("^[a-zA-Z0-9%-%.:_]+$") then
+ luci.http.prepare_content("text/plain")
+
+ local util = io.popen(cmd % addr)
+ if util then
+ while true do
+ local ln = util:read("*l")
+ if not ln then break end
+ luci.http.write(ln)
+ luci.http.write("\n")
+ end
+
+ util:close()
+ end
+
+ return
+ end
+
+ luci.http.status(500, "Bad address")
+end
+
+function diag_ping()
+ diag_command("ping -c 5 -W 1 %q 2>&1")
+end
+
+function diag_traceroute()
+ diag_command("traceroute -q 1 -w 1 -n %q 2>&1")
+end
+
+function diag_nslookup()
+ diag_command("nslookup %q 2>&1")
+end