+++ /dev/null
---[[
- Copyright (C) 2011 Pau Escrich <pau@dabax.net>
- Contributors Jo-Philipp Wich <xm@subsignal.org>
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License along
- with this program; if not, write to the Free Software Foundation, Inc.,
- 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-
- The full GNU General Public License is included in this distribution in
- the file called "COPYING".
---]]
-
-local ltn12 = require("luci.ltn12")
-local json = require("luci.json")
-local util = require("luci.util")
-local uci = require("luci.model.uci")
-local sys = require("luci.sys")
-local template = require("luci.template")
-local http = require("luci.http")
-local string = require("string")
-local table = require("table")
-local nixio = require("nixio")
-local nixiofs = require("nixio.fs")
-local ipairs = ipairs
-
-module "luci.model.bmx6json"
-
--- Returns a LUA object from bmx6 JSON daemon
-
-function get(field, host)
- local url
- if host ~= nil then
- if host:match(":") then
- url = 'http://[%s]/cgi-bin/bmx6-info?' % host
- else
- url = 'http://%s/cgi-bin/bmx6-info?' % host
- end
- else
- url = uci.cursor():get("luci-bmx6","luci","json")
- end
-
- if url == nil then
- print_error("bmx6 json url not configured, cannot fetch bmx6 daemon data",true)
- return nil
- end
-
- local json_url = util.split(url,":")
- local raw = ""
-
- if json_url[1] == "http" then
- raw,err = wget(url..field,1000)
- sys.exec("")
- else
-
- if json_url[1] == "exec" then
- raw = sys.exec(json_url[2]..' '..field)
- else
- print_error("bmx6 json url not recognized, cannot fetch bmx6 daemon data. Use http: or exec:",true)
- return nil
- end
-
- end
-
- local data = nil
-
- if raw and raw:len() > 10 then
- local decoder = json.Decoder()
- ltn12.pump.all(ltn12.source.string(raw), decoder:sink())
- data = decoder:get()
--- else
--- print_error("Cannot get data from bmx6 daemon",true)
--- return nil
- end
-
- return data
-end
-
-function print_error(txt,popup)
- util.perror(txt)
- sys.call("logger -t bmx6json " .. txt)
-
- if popup then
- http.write('<script type="text/javascript">alert("Some error detected, please check it: '..txt..'");</script>')
- else
- http.write("<h1>Dammit! some error detected</h1>")
- http.write("bmx6-luci: " .. txt)
- http.write('<p><FORM><INPUT TYPE="BUTTON" VALUE="Go Back" ONCLICK="history.go(-1)"></FORM></p>')
- end
-
-end
-
-function text2html(txt)
- txt = string.gsub(txt,"<","{")
- txt = string.gsub(txt,">","}")
- txt = util.striptags(txt)
- return txt
-end
-
-
-function wget(url, timeout)
- local rfd, wfd = nixio.pipe()
- local pid = nixio.fork()
- if pid == 0 then
- rfd:close()
- nixio.dup(wfd, nixio.stdout)
- -- candidates for wget, try first ones with SSL support
- local candidates = {{"/usr/bin/wget-ssl",1},{"/usr/bin/wget",0},{"/bin/wget",0}}
- local _, bin
- for _, bin in ipairs(candidates) do
- if nixiofs.access(bin[1], "x") then
- if bin[2] == 0 then
- nixio.exec(bin[1], "-q", "-O", "-", url)
- else
- nixio.exec(bin[1], "--no-check-certificate", "-q", "-O", "-", url)
- end
- end
- end
- return
- else
- wfd:close()
- rfd:setblocking(false)
-
- local buffer = { }
- local err1, err2
-
- while true do
- local ready = nixio.poll({{ fd = rfd, events = nixio.poll_flags("in") }}, timeout)
- if not ready then
- nixio.kill(pid, nixio.const.SIGKILL)
- err1 = "timeout"
- break
- end
-
- local rv = rfd:read(4096)
- if rv then
- -- eof
- if #rv == 0 then
- break
- end
-
- buffer[#buffer+1] = rv
- else
- -- error
- if nixio.errno() ~= nixio.const.EAGAIN and
- nixio.errno() ~= nixio.const.EWOULDBLOCK then
- err1 = "error"
- err2 = nixio.errno()
- end
- end
- end
-
- nixio.waitpid(pid, "nohang")
- if not err1 then
- return table.concat(buffer)
- else
- return nil, err1, err2
- end
- end
-end
-
-function getOptions(name)
- -- Getting json and Checking if bmx6-json is avaiable
- local options = get("options")
- if options == nil or options.OPTIONS == nil then
- m.message = "bmx6-json plugin is not running or some mistake in luci-bmx6 configuration, check /etc/config/luci-bmx6"
- return nil
- else
- options = options.OPTIONS
- end
-
- -- Filtering by the option name
- local i,_
- local namedopt = nil
- if name ~= nil then
- for _,i in ipairs(options) do
- if i.name == name and i.CHILD_OPTIONS ~= nil then
- namedopt = i.CHILD_OPTIONS
- break
- end
- end
- end
-
- return namedopt
-end
-
--- Rturns a help string formated to be used in HTML scope
-function getHtmlHelp(opt)
- if opt == nil then return nil end
-
- local help = ""
- if opt.help ~= nil then
- help = text2html(opt.help)
- end
- if opt.syntax ~= nil then
- help = help .. "<br/><b>Syntax: </b>" .. text2html(opt.syntax)
- end
-
- return help
-end
-
-function testandreload()
- local test = sys.call('bmx6 -c --test > /tmp/bmx6-luci.err.tmp')
- if test ~= 0 then
- return sys.exec("cat /tmp/bmx6-luci.err.tmp")
- end
-
- local err = sys.call('bmx6 -c --configReload > /tmp/bmx6-luci.err.tmp')
- if err ~= 0 then
- return sys.exec("cat /tmp/bmx6-luci.err.tmp")
- end
-
- return nil
-end
-
projects / feed / routing.git / blobdiff