X-Git-Url: https://git.archive.openwrt.org/?p=project%2Fluci.git;a=blobdiff_plain;f=libs%2Fsys%2Fluasrc%2Fsys.lua;h=413aa4c11f57f57838c9688ba12827cd85ea0717;hp=ec35e5546a8d03290c732289d0b1ceffd22ad065;hb=20fc751ecae788c8a0913a3456e1b102f9aa5aba;hpb=84b98f7e8c4178f387ea18bca18c2f03101d2783 diff --git a/libs/sys/luasrc/sys.lua b/libs/sys/luasrc/sys.lua index ec35e5546..413aa4c11 100644 --- a/libs/sys/luasrc/sys.lua +++ b/libs/sys/luasrc/sys.lua @@ -35,7 +35,7 @@ luci.util = require "luci.util" luci.fs = require "luci.fs" luci.ip = require "luci.ip" -local tonumber, ipairs, pairs = tonumber, ipairs, pairs +local tonumber, ipairs, pairs, pcall = tonumber, ipairs, pairs, pcall --- LuCI Linux and POSIX system utilities. @@ -132,7 +132,7 @@ getenv = posix.getenv --- Determine the current hostname. -- @return String containing the system hostname function hostname() - return io.lines("/proc/sys/kernel/hostname")() + return posix.uname("%n") end --- Returns the contents of a documented referred by an URL. @@ -142,7 +142,7 @@ end -- @return String containing the contents of given the URL function httpget(url, stream, target) if not target then - local source = stream and io.open or luci.util.exec + local source = stream and io.popen or luci.util.exec return source("wget -qO- '"..url:gsub("'", "").."'") else return os.execute("wget -qO '%s' '%s'" % @@ -175,27 +175,24 @@ end -- @return String containing the memory used for buffering in kB -- @return String containing the free memory amount in kB function sysinfo() - local c1 = "cat /proc/cpuinfo|grep system\\ typ|cut -d: -f2 2>/dev/null" - local c2 = "uname -m 2>/dev/null" - local c3 = "cat /proc/cpuinfo|grep model\\ name|cut -d: -f2 2>/dev/null" - local c4 = "cat /proc/cpuinfo|grep cpu\\ model|cut -d: -f2 2>/dev/null" - local c5 = "cat /proc/meminfo|grep MemTotal|awk {' print $2 '} 2>/dev/null" - local c6 = "cat /proc/meminfo|grep ^Cached|awk {' print $2 '} 2>/dev/null" - local c7 = "cat /proc/meminfo|grep MemFree|awk {' print $2 '} 2>/dev/null" - local c8 = "cat /proc/meminfo|grep Buffers|awk {' print $2 '} 2>/dev/null" - - local system = luci.util.trim(luci.util.exec(c1)) + local cpuinfo = luci.fs.readfile("/proc/cpuinfo") + local meminfo = luci.fs.readfile("/proc/meminfo") + + local system = cpuinfo:match("system typ.-:%s*([^\n]+)") local model = "" - local memtotal = tonumber(luci.util.trim(luci.util.exec(c5))) - local memcached = tonumber(luci.util.trim(luci.util.exec(c6))) - local memfree = tonumber(luci.util.trim(luci.util.exec(c7))) - local membuffers = tonumber(luci.util.trim(luci.util.exec(c8))) - - if system == "" then - system = luci.util.trim(luci.util.exec(c2)) - model = luci.util.trim(luci.util.exec(c3)) + local memtotal = tonumber(meminfo:match("MemTotal:%s*(%d+)")) + local memcached = tonumber(meminfo:match("\nCached:%s*(%d+)")) + local memfree = tonumber(meminfo:match("MemFree:%s*(%d+)")) + local membuffers = tonumber(meminfo:match("Buffers:%s*(%d+)")) + + if not system then + system = posix.uname("%m") + model = cpuinfo:match("model name.-:%s*([^\n]+)") + if not model then + model = cpuinfo:match("Processor.-:%s*([^\n]+)") + end else - model = luci.util.trim(luci.util.exec(c4)) + model = cpuinfo:match("cpu model.-:%s*([^\n]+)") end return system, model, memtotal, memcached, membuffers, memfree @@ -259,6 +256,38 @@ function net.arptable() return _parse_delimited_table(io.lines("/proc/net/arp"), "%s%s+") end +--- Returns conntrack information +-- @return Table with the currently tracked IP connections +function net.conntrack() + local connt = {} + if luci.fs.access("/proc/net/nf_conntrack") then + for line in io.lines("/proc/net/nf_conntrack") do + local entry, flags = _parse_mixed_record(line, " +") + entry.layer3 = flags[1] + entry.layer4 = flags[2] + for i=1, #entry do + entry[i] = nil + end + + connt[#connt+1] = entry + end + elseif luci.fs.access("/proc/net/ip_conntrack") then + for line in io.lines("/proc/net/ip_conntrack") do + local entry, flags = _parse_mixed_record(line, " +") + entry.layer3 = "ipv4" + entry.layer4 = flags[1] + for i=1, #entry do + entry[i] = nil + end + + connt[#connt+1] = entry + end + else + return nil + end + return connt +end + --- Determine the current default route. -- @return Table with the properties of the current default route. -- The following fields are defined: @@ -459,8 +488,12 @@ function user.checkpasswd(username, password) end end - return (pwd == posix.crypt(password, pwd)) + if pwd and #pwd > 0 and password and #password > 0 then + return (pwd == posix.crypt(password, pwd)) + end end + + return false end --- Change the password of given user. @@ -497,7 +530,11 @@ function wifi.getiwconfig() local k = l:match("^(.-) ") l = l:gsub("^(.-) +", "", 1) if k then - iwc[k] = _parse_mixed_record(l) + local entry, flags = _parse_mixed_record(l) + if entry then + entry.flags = flags + end + iwc[k] = entry end end @@ -521,7 +558,11 @@ function wifi.iwscan(iface) c = c:gsub("^(.-)- ", "", 1) c = luci.util.split(c, "\n", 7) c = table.concat(c, "\n", 1) - table.insert(iws[k], _parse_mixed_record(c)) + local entry, flags = _parse_mixed_record(c) + if entry then + entry.flags = flags + end + table.insert(iws[k], entry) end end end @@ -561,7 +602,7 @@ end -- @return Numeric index value function init.index(name) if luci.fs.access(init.dir..name) then - return call("source "..init.dir..name.." && exit $START") + return call("source "..init.dir..name.."; exit $START") end end @@ -570,7 +611,7 @@ end -- @return Boolean indicating success function init.enable(name) if luci.fs.access(init.dir..name) then - return ( call(init.dir..name.." enable") == 0 ) + return ( call(init.dir..name.." enable") == 1 ) end end @@ -614,16 +655,18 @@ function _parse_delimited_table(iter, delimiter) return data end -function _parse_mixed_record(cnt) +function _parse_mixed_record(cnt, delimiter) + delimiter = delimiter or " " local data = {} + local flags = {} for i, l in pairs(luci.util.split(luci.util.trim(cnt), "\n")) do - for j, f in pairs(luci.util.split(luci.util.trim(l), " ")) do + for j, f in pairs(luci.util.split(luci.util.trim(l), delimiter, nil, true)) do local k, x, v = f:match('([^%s][^:=]+) *([:=]*) *"*([^\n"]*)"*') if k then if x == "" then - table.insert(data, k) + table.insert(flags, k) else data[k] = v end @@ -631,5 +674,5 @@ function _parse_mixed_record(cnt) end end - return data + return data, flags end