modules/admin-full/luasrc/model/cbi/admin_system/backupfiles.lua

   1 --[[
   2 LuCI - Lua Configuration Interface
   3
   4 Copyright 2008 Steven Barth <steven@midlink.org>
   5 Copyright 2011 Jo-Philipp Wich <xm@subsignal.org>
   6
   7 Licensed under the Apache License, Version 2.0 (the "License");
   8 you may not use this file except in compliance with the License.
   9 You may obtain a copy of the License at
  10
  11         http://www.apache.org/licenses/LICENSE-2.0
  12
  13 $Id$
  14 ]]--
  15
  16
  17 if luci.http.formvalue("cbid.luci.1._list") then
  18         luci.http.redirect(luci.dispatcher.build_url("admin/system/flashops/backupfiles") .. "?display=list")
  19 elseif luci.http.formvalue("cbid.luci.1._edit") then
  20         luci.http.redirect(luci.dispatcher.build_url("admin/system/flashops/backupfiles") .. "?display=edit")
  21         return
  22 end
  23
  24 m = SimpleForm("luci", "%s - %s - %s" %{ translate("System"), translate("Flash operations"), translate("Backup file list") })
  25 m:append(Template("admin_system/backupfiles"))
  26
  27 if luci.http.formvalue("display") ~= "list" then
  28         f = m:section(SimpleSection, nil, translate("This is a list of shell glob patterns for matching files and directories to include during sysupgrade. Modified files in /etc/config/ and certain other configurations are automatically preserved."))
  29
  30         l = f:option(Button, "_list", translate("Show current backup file list"))
  31         l.inputtitle = translate("Open list...")
  32         l.inputstyle = "apply"
  33
  34         c = f:option(TextValue, "_custom")
  35         c.rmempty = false
  36         c.cols = 70
  37         c.rows = 30
  38
  39         c.cfgvalue = function(self, section)
  40                 return nixio.fs.readfile("/etc/sysupgrade.conf")
  41         end
  42
  43         c.write = function(self, section, value)
  44                 value = value:gsub("\r\n?", "\n")
  45                 return nixio.fs.writefile("/etc/sysupgrade.conf", value)
  46         end
  47 else
  48         m.submit = false
  49         m.reset  = false
  50
  51         f = m:section(SimpleSection, nil, translate("Below is the determined list of files to backup. It consists of changed configuration files marked by opkg, essential base files and the user defined backup patterns."))
  52
  53         l = f:option(Button, "_edit", translate("Back to configuration"))
  54         l.inputtitle = translate("Close list...")
  55         l.inputstyle = "link"
  56
  57
  58         d = f:option(DummyValue, "_detected")
  59         d.rawhtml = true
  60         d.cfgvalue = function(s)
  61                 local list = io.popen(
  62                         "( find $(sed -ne '/^[[:space:]]*$/d; /^#/d; p' /etc/sysupgrade.conf " ..
  63                         "/lib/upgrade/keep.d/* 2>/dev/null) -type f 2>/dev/null; " ..
  64                         "opkg list-changed-conffiles ) | sort -u"
  65                 )
  66
  67                 if list then
  68                         local files = { "<ul>" }
  69
  70                         while true do
  71                                 local ln = list:read("*l")
  72                                 if not ln then
  73                                         break
  74                                 else
  75                                         files[#files+1] = "<li>"
  76                                         files[#files+1] = luci.util.pcdata(ln)
  77                                         files[#files+1] = "</li>"
  78                                 end
  79                         end
  80
  81                         list:close()
  82                         files[#files+1] = "</ul>"
  83
  84                         return table.concat(files, "")
  85                 end
  86
  87                 return "<em>" .. translate("No files found") .. "</em>"
  88         end
  89
  90 end
  91
  92 return m