]]--
--- LuCI web dispatcher.
-module("luci.dispatcher", package.seeall)
-require("luci.init")
-require("luci.http")
-require("luci.sys")
-require("luci.fs")
+local fs = require "luci.fs"
+local sys = require "luci.sys"
+local init = require "luci.init"
+local util = require "luci.util"
+local http = require "luci.http"
+module("luci.dispatcher", package.seeall)
context = luci.util.threadlocal()
authenticator = {}
return false
end
-function authenticator.htmlauth(validator, default)
+function authenticator.htmlauth(validator, accs, default)
local user = luci.http.formvalue("username")
local pass = luci.http.formvalue("password")
-
+
if user and validator(user, pass) then
return user
end
-
+
require("luci.i18n")
require("luci.template")
context.path = {}
luci.template.render("sysauth", {duser=default, fuser=user})
return false
-
+
end
--- Dispatch an HTTP request.
table.insert(context.request, node)
end
- dispatch(context.request)
+ local stat, err = util.copcall(dispatch, context.request)
+ if not stat then
+ error500(err)
+ end
+
luci.http.close()
+
+ --context._disable_memtrace()
end
--- Dispatches a LuCI virtual path.
-- @param request Virtual path
function dispatch(request)
- context.path = request
-
- require("luci.i18n")
- luci.i18n.setlanguage(require("luci.config").main.lang)
-
- if not context.tree then
- createtree()
+ --context._disable_memtrace = require "luci.debug".trap_memtrace()
+ local ctx = context
+ ctx.path = request
+
+ require "luci.i18n".setlanguage(require "luci.config".main.lang)
+
+ local c = ctx.tree
+ local stat
+ if not c then
+ c = createtree()
end
-
- local c = context.tree
+
local track = {}
local args = {}
+ context.args = args
local n
for i, s in ipairs(request) do
c = c.nodes[s]
n = i
- if not c or c.leaf then
+ if not c then
break
end
- for k, v in pairs(c) do
- track[k] = v
+ util.update(track, c)
+
+ if c.leaf then
+ break
end
end
if track.i18n then
require("luci.i18n").loadc(track.i18n)
end
-
+
-- Init template engine
- local tpl = require("luci.template")
- local viewns = {}
- tpl.context.viewns = viewns
- viewns.write = luci.http.write
- viewns.translate = function(...) return require("luci.i18n").translate(...) end
- viewns.controller = luci.http.getenv("SCRIPT_NAME")
- viewns.media = luci.config.main.mediaurlbase
- viewns.resource = luci.config.main.resourcebase
- viewns.REQUEST_URI = luci.http.getenv("SCRIPT_NAME") .. (luci.http.getenv("PATH_INFO") or "")
-
- if track.dependent then
- local stat, err = pcall(assert, not track.auto)
- if not stat then
- error500(err)
- return
- end
+ if not track.notemplate then
+ local tpl = require("luci.template")
+ local viewns = setmetatable({}, {__index=_G})
+ tpl.context.viewns = viewns
+ viewns.write = luci.http.write
+ viewns.include = function(name) tpl.Template(name):render(getfenv(2)) end
+ viewns.translate = function(...) return require("luci.i18n").translate(...) end
+ viewns.striptags = util.striptags
+ viewns.controller = luci.http.getenv("SCRIPT_NAME")
+ viewns.media = luci.config.main.mediaurlbase
+ viewns.resource = luci.config.main.resourcebase
+ viewns.REQUEST_URI = (luci.http.getenv("SCRIPT_NAME") or "") .. (luci.http.getenv("PATH_INFO") or "")
end
-
+
+ track.dependent = (track.dependent ~= false)
+ assert(not track.dependent or not track.auto, "Access Violation")
+
if track.sysauth then
- require("luci.sauth")
- local authen = authenticator[track.sysauth_authenticator]
+ local sauth = require "luci.sauth"
+
+ local authen = type(track.sysauth_authenticator) == "function"
+ and track.sysauth_authenticator
+ or authenticator[track.sysauth_authenticator]
+
local def = (type(track.sysauth) == "string") and track.sysauth
local accs = def and {track.sysauth} or track.sysauth
- local user = luci.sauth.read(luci.http.getcookie("sysauth"))
-
- if not luci.util.contains(accs, user) then
+ local sess = ctx.authsession or luci.http.getcookie("sysauth")
+ sess = sess and sess:match("^[A-F0-9]+$")
+ local user = sauth.read(sess)
+
+ if not util.contains(accs, user) then
if authen then
- local user = authen(luci.sys.user.checkpasswd, def)
- if not user or not luci.util.contains(accs, user) then
+ local user, sess = authen(luci.sys.user.checkpasswd, accs, def)
+ if not user or not util.contains(accs, user) then
return
else
- local sid = luci.sys.uniqueid(16)
+ local sid = sess or luci.sys.uniqueid(16)
luci.http.header("Set-Cookie", "sysauth=" .. sid.."; path=/")
- luci.sauth.write(sid, user)
+ if not sess then
+ sauth.write(sid, user)
+ end
+ ctx.authsession = sid
end
else
luci.http.status(403, "Forbidden")
return
end
- else
- luci.http.status(403, "Forbidden")
- return
end
end
if c and type(c.target) == "function" then
context.dispatched = c
- stat, mod = luci.util.copcall(require, c.module)
- if stat then
- luci.util.updfenv(c.target, mod)
- end
-
- stat, err = luci.util.copcall(c.target, unpack(args))
- if not stat then
- error500(err)
- end
+
+ util.copcall(function()
+ local oldenv = getfenv(c.target)
+ local module = require(c.module)
+ local env = setmetatable({}, {__index=
+
+ function(tbl, key)
+ return rawget(tbl, key) or module[key] or oldenv[key]
+ end})
+
+ setfenv(c.target, env)
+ end)
+
+ c.target(unpack(args))
else
error404()
end
function createindex()
local path = luci.util.libpath() .. "/controller/"
local suff = ".lua"
-
+
if luci.util.copcall(require, "luci.fastindex") then
createindex_fastindex(path, suff)
else
-- @param suffix Controller file suffix
function createindex_fastindex(path, suffix)
index = {}
-
+
if not fi then
fi = luci.fastindex.new("index")
fi.add(path .. "*" .. suffix)
fi.add(path .. "*/*" .. suffix)
end
fi.scan()
-
+
for k, v in pairs(fi.indexes) do
index[v[2]] = v[1]
end
-- @param path Controller base directory
-- @param suffix Controller file suffix
function createindex_plain(path, suffix)
+ if indexcache then
+ local cachedate = fs.mtime(indexcache)
+ if cachedate and cachedate > fs.mtime(path) then
+
+ assert(
+ sys.process.info("uid") == fs.stat(indexcache, "uid")
+ and fs.stat(indexcache, "mode") == "rw-------",
+ "Fatal: Indexcache is not sane!"
+ )
+
+ index = loadfile(indexcache)()
+ return index
+ end
+ end
+
index = {}
- local cache = nil
-
- local controllers = luci.util.combine(
+ local controllers = util.combine(
luci.fs.glob(path .. "*" .. suffix) or {},
luci.fs.glob(path .. "*/*" .. suffix) or {}
)
-
- if indexcache then
- cache = luci.fs.mtime(indexcache)
-
- if not cache then
- luci.fs.mkdir(indexcache)
- luci.fs.chmod(indexcache, "a=,u=rwx")
- cache = luci.fs.mtime(indexcache)
- end
- end
for i,c in ipairs(controllers) do
local module = "luci.controller." .. c:sub(#path+1, #c-#suffix):gsub("/", ".")
- local cachefile
- local stime
- local ctime
-
- if cache then
- cachefile = indexcache .. "/" .. module
- stime = luci.fs.mtime(c) or 0
- ctime = luci.fs.mtime(cachefile) or 0
- end
-
- if not cache or stime > ctime then
- stat, mod = luci.util.copcall(require, module)
-
- if stat and mod and type(mod.index) == "function" then
- index[module] = mod.index
-
- if cache then
- luci.fs.writefile(cachefile, luci.util.get_bytecode(mod.index))
- end
- end
- else
- index[module] = loadfile(cachefile)
+ local mod = require(module)
+ local idx = mod.index
+
+ if type(idx) == "function" then
+ index[module] = idx
end
end
+
+ if indexcache then
+ fs.writefile(indexcache, util.get_bytecode(index))
+ fs.chmod(indexcache, "a-rwx,u+rw")
+ end
end
--- Create the dispatching tree from the index.
if not index then
createindex()
end
-
- context.tree = {nodes={}}
- require("luci.i18n")
-
+
+ local ctx = context
+ local tree = {nodes={}}
+
+ ctx.treecache = setmetatable({}, {__mode="v"})
+ ctx.tree = tree
+
-- Load default translation
- luci.i18n.loadc("default")
-
- local scope = luci.util.clone(_G)
- for k,v in pairs(luci.dispatcher) do
- if type(v) == "function" then
- scope[k] = v
- end
- end
+ require "luci.i18n".loadc("default")
+
+ local scope = setmetatable({}, {__index = luci.dispatcher})
for k, v in pairs(index) do
scope._NAME = k
setfenv(v, scope)
-
- local stat, err = luci.util.copcall(v)
- if not stat then
- error500("createtree failed: " .. k .. ": " .. err)
- luci.http.close()
- os.exit(1)
- end
+ v()
end
+
+ return tree
end
--- Clone a node of the dispatching tree to another position.
local obj = node(unpack(path))
obj.nodes = nil
obj.module = nil
-
+
obj.title = title
obj.order = order
-
- local c = context.tree
- for k, v in ipairs(clone) do
- if not c.nodes[v] then
- c.nodes[v] = {nodes={}}
- end
- c = c.nodes[v]
- end
-
- setmetatable(obj, {__index = c})
-
+ setmetatable(obj, {__index = _create_node(clone)})
+
return obj
end
--- Create a new dispatching node and define common parameters.
-- @param path Virtual path
--- @param target Target function to call when dispatched.
+-- @param target Target function to call when dispatched.
-- @param title Destination node title
-- @param order Destination node order value (optional)
-- @return Dispatching tree node
function entry(path, target, title, order)
local c = node(unpack(path))
-
+
c.target = target
c.title = title
c.order = order
-- @param ... Virtual path
-- @return Dispatching tree node
function node(...)
- local c = context.tree
- arg.n = nil
-
- for k,v in ipairs(arg) do
- if not c.nodes[v] then
- c.nodes[v] = {nodes={}, auto=true}
- end
-
- c = c.nodes[v]
- end
+ local c = _create_node({...})
c.module = getfenv(2)._NAME
c.path = arg
return c
end
+function _create_node(path, cache)
+ if #path == 0 then
+ return context.tree
+ end
+
+ cache = cache or context.treecache
+ local name = table.concat(path, ".")
+ local c = cache[name]
+
+ if not c then
+ local last = table.remove(path)
+ c = _create_node(path, cache)
+
+ local new = {nodes={}, auto=true}
+ c.nodes[last] = new
+ cache[name] = new
+
+ return new
+ else
+ return c
+ end
+end
+
-- Subdispatchers --
--- Create a redirect to another dispatching node.
function rewrite(n, ...)
local req = arg
return function()
- for i=1,n do
+ for i=1,n do
table.remove(context.path, 1)
end
-
+
for i,r in ipairs(req) do
table.insert(context.path, i, r)
end
-
+
dispatch()
end
end
--- Create a function-call dispatching target.
--- @param name Target function of local controller
+-- @param name Target function of local controller
-- @param ... Additional parameters passed to the function
function call(name, ...)
local argv = {...}
--- Create a template render dispatching target.
-- @param name Template to be rendered
function template(name)
- require("luci.template")
- return function() luci.template.render(name) end
+ return function()
+ require("luci.template")
+ luci.template.render(name)
+ end
end
--- Create a CBI model dispatching target.
-- @param model CBI model tpo be rendered
function cbi(model)
- require("luci.cbi")
- require("luci.template")
-
return function(...)
- local stat, maps = luci.util.copcall(luci.cbi.load, model, ...)
- if not stat then
- error500(maps)
- return true
+ require("luci.cbi")
+ require("luci.template")
+
+ maps = luci.cbi.load(model, ...)
+
+ local uploads = { }
+ local has_upload = false
+
+ for _, map in ipairs(maps) do
+ if map.upload_fields then
+ has_upload = true
+ for _, field in ipairs(map.upload_fields) do
+ uploads[
+ field.config .. '.' ..
+ field.section.sectiontype .. '.' ..
+ field.option
+ ] = true
+ end
+ end
+ end
+
+ if has_upload then
+ local uci = luci.model.uci.cursor()
+ local prm = luci.http.context.request.message.params
+ local fd, cbid
+
+ luci.http.setfilehandler(
+ function( field, chunk, eof )
+ if not field then return end
+ if field.name and not cbid then
+ local c, s, o = field.name:gmatch(
+ "cbid%.([^%.]+)%.([^%.]+)%.([^%.]+)"
+ )()
+
+ if c and s and o then
+ local t = uci:get( c, s )
+ if t and uploads[c.."."..t.."."..o] then
+ local path = "/lib/uci/upload/"..field.name
+ fd = io.open(path, "w")
+ if fd then
+ cbid = field.name
+ prm[cbid] = path
+ -- else
+ -- io.stderr:write("E: " .. err .. "\n")
+ end
+ end
+ end
+ end
+
+ if field.name == cbid and fd then
+ fd:write(chunk)
+ end
+
+ if eof and fd then
+ fd:close()
+ fd = nil
+ cbid = nil
+ end
+ end
+ )
end
for i, res in ipairs(maps) do
- local stat, err = luci.util.copcall(res.parse, res)
- if not stat then
- error500(err)
- return true
- end
+ res:parse()
end
luci.template.render("cbi/header")
--- Create a CBI form model dispatching target.
-- @param model CBI form model tpo be rendered
function form(model)
- require("luci.cbi")
- require("luci.template")
-
return function(...)
- local stat, maps = luci.util.copcall(luci.cbi.load, model, ...)
- if not stat then
- error500(maps)
- return true
- end
+ require("luci.cbi")
+ require("luci.template")
+
+ maps = luci.cbi.load(model, ...)
for i, res in ipairs(maps) do
- local stat, err = luci.util.copcall(res.parse, res)
- if not stat then
- error500(err)
- return true
- end
+ res:parse()
end
luci.template.render("header")