local table = require "table"
local nixio = require "nixio"
local fs = require "nixio.fs"
-local iwinfo = require "iwinfo"
local uci = require "luci.model.uci"
local luci = {}
luci.util = require "luci.util"
luci.ip = require "luci.ip"
-local tonumber, ipairs, pairs, pcall, type, next, setmetatable =
- tonumber, ipairs, pairs, pcall, type, next, setmetatable
+local tonumber, ipairs, pairs, pcall, type, next, setmetatable, require =
+ tonumber, ipairs, pairs, pcall, type, next, setmetatable, require
--- LuCI Linux and POSIX system utilities.
-- @return String containg the return the output of the command
exec = luci.util.exec
---- Invoke the luci-flash executable to write an image to the flash memory.
--- @param image Local path or URL to image file
--- @param kpattern Pattern of files to keep over flash process
--- @return Return value of os.execute()
-function flash(image, kpattern)
- local cmd = "luci-flash "
- if kpattern then
- cmd = cmd .. "-k '" .. kpattern:gsub("'", "") .. "' "
- end
- cmd = cmd .. "'" .. image:gsub("'", "") .. "' >/dev/null 2>&1"
-
- return os.execute(cmd)
-end
-
--- Retrieve information about currently mounted file systems.
-- @return Table containing mount information
function mounts()
-- @return String containing the memory used for caching in kB
-- @return String containing the memory used for buffering in kB
-- @return String containing the free memory amount in kB
+-- @return String containing the cpu bogomips (number)
function sysinfo()
local cpuinfo = fs.readfile("/proc/cpuinfo")
local meminfo = fs.readfile("/proc/meminfo")
local memcached = tonumber(meminfo:match("\nCached:%s*(%d+)"))
local memfree = tonumber(meminfo:match("MemFree:%s*(%d+)"))
local membuffers = tonumber(meminfo:match("Buffers:%s*(%d+)"))
+ local bogomips = tonumber(cpuinfo:match("BogoMIPS.-:%s*([^\n]+)"))
if not system then
system = nixio.uname().machine
model = cpuinfo:match("cpu model.-:%s*([^\n]+)")
end
- return system, model, memtotal, memcached, membuffers, memfree
+ return system, model, memtotal, memcached, membuffers, memfree, bogomips
end
--- Retrieves the output of the "logread" command.
-- @return Number containing 0 on success and >= 1 on error
function user.setpasswd(username, password)
if password then
- password = password:gsub("'", "")
+ password = password:gsub("'", [['"'"']])
end
if username then
- username = username:gsub("'", "")
+ username = username:gsub("'", [['"'"']])
end
- local cmd = "(echo '"..password.."';sleep 1;echo '"..password.."')|"
- cmd = cmd .. "passwd '"..username.."' >/dev/null 2>&1"
- return os.execute(cmd)
+ return os.execute(
+ "(echo '" .. password .. "'; sleep 1; echo '" .. password .. "') | " ..
+ "passwd '" .. username .. "' >/dev/null 2>&1"
+ )
end
-- @param ifname String containing the interface name
-- @return A wrapped iwinfo object instance
function wifi.getiwinfo(ifname)
+ local stat, iwinfo = pcall(require, "iwinfo")
+
if ifname then
local c = 0
local u = uci.cursor_state()
end)
end
- local t = iwinfo.type(ifname)
- if t then
- local x = iwinfo[t]
- return setmetatable({}, {
- __index = function(t, k)
- if k == "ifname" then
- return ifname
- elseif x[k] then
- return x[k](ifname)
- end
+ local t = stat and iwinfo.type(ifname)
+ local x = t and iwinfo[t] or { }
+ return setmetatable({}, {
+ __index = function(t, k)
+ if k == "ifname" then
+ return ifname
+ elseif x[k] then
+ return x[k](ifname)
end
- })
- end
+ end
+ })
end
end
-- @param iface Wireless interface (optional)
-- @return Table of available channels
function wifi.channels(iface)
- local t = iwinfo.type(iface or "")
+ local stat, iwinfo = pcall(require, "iwinfo")
local cns
- if iface and t and iwinfo[t] then
- cns = iwinfo[t].freqlist(iface)
+
+ if stat then
+ local t = iwinfo.type(iface or "")
+ if iface and t and iwinfo[t] then
+ cns = iwinfo[t].freqlist(iface)
+ end
end
if not cns or #cns == 0 then