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-- Copyright 2008 Steven Barth <steven@midlink.org>
-- Licensed to the public under the Apache License 2.0.
module("luci.controller.admin.index", package.seeall)
function action_logout()
local dsp = require "luci.dispatcher"
local utl = require "luci.util"
local sid = dsp.context.authsession
if sid then
utl.ubus("session", "destroy", { ubus_rpc_session = sid })
luci.http.header("Set-Cookie", "sysauth=%s; expires=%s; path=%s" %{
'', 'Thu, 01 Jan 1970 01:00:00 GMT', dsp.build_url()
})
end
luci.http.redirect(dsp.build_url())
end
function action_translations(lang)
local i18n = require "luci.i18n"
local http = require "luci.http"
local fs = require "nixio".fs
if lang and #lang > 0 then
lang = i18n.setlanguage(lang)
if lang then
local s = fs.stat("%s/base.%s.lmo" %{ i18n.i18ndir, lang })
if s then
http.header("Cache-Control", "public, max-age=31536000")
http.header("ETag", "%x-%x-%x" %{ s["ino"], s["size"], s["mtime"] })
end
end
end
http.prepare_content("application/javascript; charset=utf-8")
http.write("window.TR=")
http.write_json(i18n.dump())
end
local function ubus_reply(id, data, code, errmsg)
local reply = { jsonrpc = "2.0", id = id }
if errmsg then
reply.error = {
code = code,
message = errmsg
}
elseif type(code) == "table" then
reply.result = code
else
reply.result = { code, data }
end
return reply
end
local ubus_types = {
nil,
"array",
"object",
"string",
nil, -- INT64
"number",
nil, -- INT16,
"boolean",
"double"
}
local function ubus_access(sid, obj, fun)
local res, code = luci.util.ubus("session", "access", {
ubus_rpc_session = sid,
scope = "ubus",
object = obj,
["function"] = fun
})
return (type(res) == "table" and res.access == true)
end
local function ubus_request(req)
if type(req) ~= "table" or type(req.method) ~= "string" or req.jsonrpc ~= "2.0" or req.id == nil then
return ubus_reply(nil, nil, -32600, "Invalid request")
elseif req.method == "call" then
if type(req.params) ~= "table" or #req.params < 3 then
return ubus_reply(nil, nil, -32600, "Invalid parameters")
end
local sid, obj, fun, arg =
req.params[1], req.params[2], req.params[3], req.params[4] or {}
if type(arg) ~= "table" or arg.ubus_rpc_session ~= nil then
return ubus_reply(req.id, nil, -32602, "Invalid parameters")
end
if sid == "00000000000000000000000000000000" and luci.dispatcher.context.authsession then
sid = luci.dispatcher.context.authsession
end
if not ubus_access(sid, obj, fun) then
return ubus_reply(req.id, nil, -32002, "Access denied")
end
arg.ubus_rpc_session = sid
local res, code = luci.util.ubus(obj, fun, arg)
return ubus_reply(req.id, res, code or 0)
elseif req.method == "list" then
if req.params == nil or (type(req.params) == "table" and #req.params == 0) then
local objs = luci.util.ubus()
return ubus_reply(req.id, nil, objs)
elseif type(req.params) == "table" then
local n, rv = nil, {}
for n = 1, #req.params do
if type(req.params[n]) ~= "string" then
return ubus_reply(req.id, nil, -32602, "Invalid parameters")
end
local sig = luci.util.ubus(req.params[n])
if sig and type(sig) == "table" then
rv[req.params[n]] = {}
local m, p
for m, p in pairs(sig) do
if type(p) == "table" then
rv[req.params[n]][m] = {}
local pn, pt
for pn, pt in pairs(p) do
rv[req.params[n]][m][pn] = ubus_types[pt] or "unknown"
end
end
end
end
end
return ubus_reply(req.id, nil, rv)
else
return ubus_reply(req.id, nil, -32602, "Invalid parameters")
end
end
return ubus_reply(req.id, nil, -32601, "Method not found")
end
function action_ubus()
local parser = require "luci.jsonc".new()
luci.http.context.request:setfilehandler(function(_, s)
if not s then
return nil
end
local ok, err = parser:parse(s)
return (not err or nil)
end)
luci.http.context.request:content()
local json = parser:get()
if json == nil or type(json) ~= "table" then
luci.http.prepare_content("application/json")
luci.http.write_json(ubus_reply(nil, nil, -32700, "Parse error"))
return
end
local response
if #json == 0 then
response = ubus_request(json)
else
response = {}
local _, request
for _, request in ipairs(json) do
response[_] = ubus_request(request)
end
end
luci.http.prepare_content("application/json")
luci.http.write_json(response)
end
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