diff options
Diffstat (limited to 'libs/sys/luasrc/sys.lua')
| -rw-r--r-- | libs/sys/luasrc/sys.lua | 85 |
1 files changed, 24 insertions, 61 deletions
diff --git a/libs/sys/luasrc/sys.lua b/libs/sys/luasrc/sys.lua index 9910ed37ce..c9f0bcc884 100644 --- a/libs/sys/luasrc/sys.lua +++ b/libs/sys/luasrc/sys.lua @@ -27,7 +27,7 @@ limitations under the License. local io = require "io" local os = require "os" -local posix = require "posix" +local nixio = require "nixio" local table = require "table" local luci = {} @@ -128,7 +128,7 @@ end -- @param var Name of the environment variable to retrieve (optional) -- @return String containg the value of the specified variable -- @return Table containing all variables if no variable name is given -getenv = posix.getenv +getenv = nixio.getenv --- Get or set the current hostname. -- @param String containing a new hostname to set (optional) @@ -138,7 +138,7 @@ function hostname(newname) luci.fs.writefile( "/proc/sys/kernel/hostname", newname .. "\n" ) return newname else - return posix.uname("%n") + return nixio.uname().nodename end end @@ -161,11 +161,9 @@ end -- @return String containing the average load value 1 minute ago -- @return String containing the average load value 5 minutes ago -- @return String containing the average load value 15 minutes ago --- @return String containing the active and total number of processes --- @return String containing the last used pid function loadavg() - local loadavg = io.lines("/proc/loadavg")() - return loadavg:match("^(.-) (.-) (.-) (.-) (.-)$") + local info = nixio.sysinfo() + return info.loads[1], info.loads[2], info.loads[3] end --- Initiate a system reboot. @@ -193,7 +191,7 @@ function sysinfo() local membuffers = tonumber(meminfo:match("Buffers:%s*(%d+)")) if not system then - system = posix.uname("%m") + system = nixio.uname().machine model = cpuinfo:match("model name.-:%s*([^\n]+)") if not model then model = cpuinfo:match("Processor.-:%s*([^\n]+)") @@ -243,18 +241,6 @@ function uptime() return loadavg:match("^(.-) (.-)$") end ---- LuCI system utilities / POSIX user group related functions. --- @class module --- @name luci.sys.group -group = {} - ---- Returns information about a POSIX user group. --- @class function --- @name getgroup --- @param group Group ID or name of a system user group --- @return Table with information about the requested group -group.getgroup = posix.getgroup - --- LuCI system utilities / network related functions. -- @class module @@ -484,7 +470,10 @@ process = {} -- @class function -- @name process.info -- @return Number containing the current pid -process.info = posix.getpid +function process.info(key) + local s = {uid = nixio.getuid(), gid = nixio.getgid()} + return not key and s or s[key] +end --- Retrieve information about currently running processes. -- @return Table containing process information @@ -527,23 +516,21 @@ function process.list() end --- Set the gid of a process identified by given pid. --- @param pid Number containing the process id -- @param gid Number containing the Unix group id -- @return Boolean indicating successful operation -- @return String containing the error message if failed -- @return Number containing the error code if failed -function process.setgroup(pid, gid) - return posix.setpid("g", pid, gid) +function process.setgroup(gid) + return nixio.setgid(gid) end --- Set the uid of a process identified by given pid. --- @param pid Number containing the process id -- @param uid Number containing the Unix user id -- @return Boolean indicating successful operation -- @return String containing the error message if failed -- @return Number containing the error code if failed -function process.setuser(pid, uid) - return posix.setpid("u", pid, uid) +function process.setuser(uid) + return nixio.setuid(uid) end --- Send a signal to a process identified by given pid. @@ -553,7 +540,7 @@ end -- @param sig Signal to send (default: 15 [SIGTERM]) -- @return Boolean indicating successful operation -- @return Number containing the error code if failed -process.signal = posix.kill +process.signal = nixio.kill --- LuCI system utilities / user related functions. @@ -567,44 +554,20 @@ user = {} -- @param uid Number containing the Unix user id -- @return Table containing the following fields: -- { "uid", "gid", "name", "passwd", "dir", "shell", "gecos" } -user.getuser = posix.getpasswd +user.getuser = nixio.getpw --- Test whether given string matches the password of a given system user. -- @param username String containing the Unix user name --- @param password String containing the password to compare +-- @param pass String containing the password to compare -- @return Boolean indicating wheather the passwords are equal -function user.checkpasswd(username, password) - local account = user.getuser(username) - - if account then - local pwd = account.passwd - local shadowpw - if #pwd == 1 then - if luci.fs.stat("/etc/shadow") then - if not pcall(function() - for l in io.lines("/etc/shadow") do - shadowpw = l:match("^%s:([^:]+)" % username) - if shadowpw then - pwd = shadowpw - break - end - end - end) then - return nil, "Unable to access shadow-file" - end - end - - if pwd == "!" then - return true - end - end - - if pwd and #pwd > 0 and password and #password > 0 then - return (pwd == posix.crypt(password, pwd)) - end +function user.checkpasswd(username, pass) + local pwe = nixio.getsp and nixio.getsp(username) or nixio.getpw(username) + local pwh = pwe and (pwe.pwdp or pwe.passwd) + if not pwh or #pwh < 1 or pwh ~= "!" and nixio.crypt(pass, pwh) ~= pwh then + return false + else + return true end - - return false end --- Change the password of given user. |