From eb8560061ab2aed5c0f2ce2ca9fa0fe28fa89af4 Mon Sep 17 00:00:00 2001 From: Jo-Philipp Wich Date: Thu, 15 Jan 2015 10:52:53 +0100 Subject: luci-base: add luci.util.ubus() Add luci.util.ubus() convenience wrapper which establishes a connection on the first call. Signed-off-by: Jo-Philipp Wich --- modules/luci-base/luasrc/util.lua | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) (limited to 'modules') diff --git a/modules/luci-base/luasrc/util.lua b/modules/luci-base/luasrc/util.lua index 060e45f95..7877e6ff4 100644 --- a/modules/luci-base/luasrc/util.lua +++ b/modules/luci-base/luasrc/util.lua @@ -30,6 +30,9 @@ local string = require "string" local coroutine = require "coroutine" local tparser = require "luci.template.parser" +local _ubus = require "ubus" +local _ubus_connection = nil + local getmetatable, setmetatable = getmetatable, setmetatable local rawget, rawset, unpack = rawget, rawset, unpack local tostring, type, assert = tostring, type, assert @@ -704,6 +707,29 @@ function execl(command) return data end +--- Issue an ubus call. +-- @param object String containing the ubus object to call +-- @param method String containing the ubus method to call +-- @param values Table containing the values to pass +-- @return Table containin the ubus result +function ubus(object, method, data) + if not _ubus_connection then + _ubus_connection = _ubus.connect() + assert(_ubus_connection, "Unable to establish ubus connection") + end + + if object and method then + if type(data) ~= "table" then + data = { } + end + return _ubus_connection:call(object, method, data) + elseif object then + return _ubus_connection:signatures(object) + else + return _ubus_connection:objects() + end +end + --- Returns the absolute path to LuCI base directory. -- @return String containing the directory path function libpath() -- cgit v1.2.3