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

   1 -- Copyright 2008 Steven Barth <steven@midlink.org>
   2 -- Copyright 2011 Jo-Philipp Wich <jow@openwrt.org>
   3 -- Licensed to the public under the Apache License 2.0.
   4
   5 if luci.http.formvalue("cbid.luci.1._list") then
   6         luci.http.redirect(luci.dispatcher.build_url("admin/system/flashops/backupfiles") .. "?display=list")
   7 elseif luci.http.formvalue("cbid.luci.1._edit") then
   8         luci.http.redirect(luci.dispatcher.build_url("admin/system/flashops/backupfiles") .. "?display=edit")
   9         return
  10 end
  11
  12 m = SimpleForm("luci", translate("Backup file list"))
  13 m:append(Template("admin_system/backupfiles"))
  14
  15 if luci.http.formvalue("display") ~= "list" then
  16         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."))
  17
  18         l = f:option(Button, "_list", translate("Show current backup file list"))
  19         l.inputtitle = translate("Open list...")
  20         l.inputstyle = "apply"
  21
  22         c = f:option(TextValue, "_custom")
  23         c.rmempty = false
  24         c.cols = 70
  25         c.rows = 30
  26
  27         c.cfgvalue = function(self, section)
  28                 return nixio.fs.readfile("/etc/sysupgrade.conf")
  29         end
  30
  31         c.write = function(self, section, value)
  32                 value = value:gsub("\r\n?", "\n")
  33                 return nixio.fs.writefile("/etc/sysupgrade.conf", value)
  34         end
  35 else
  36         m.submit = false
  37         m.reset  = false
  38
  39         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."))
  40
  41         l = f:option(Button, "_edit", translate("Back to configuration"))
  42         l.inputtitle = translate("Close list...")
  43         l.inputstyle = "link"
  44
  45
  46         d = f:option(DummyValue, "_detected")
  47         d.rawhtml = true
  48         d.cfgvalue = function(s)
  49                 local list = io.popen(
  50                         "( find $(sed -ne '/^[[:space:]]*$/d; /^#/d; p' /etc/sysupgrade.conf " ..
  51                         "/lib/upgrade/keep.d/* 2>/dev/null) -type f 2>/dev/null; " ..
  52                         "opkg list-changed-conffiles ) | sort -u"
  53                 )
  54
  55                 if list then
  56                         local files = { "<ul>" }
  57
  58                         while true do
  59                                 local ln = list:read("*l")
  60                                 if not ln then
  61                                         break
  62                                 else
  63                                         files[#files+1] = "<li>"
  64                                         files[#files+1] = luci.util.pcdata(ln)
  65                                         files[#files+1] = "</li>"
  66                                 end
  67                         end
  68
  69                         list:close()
  70                         files[#files+1] = "</ul>"
  71
  72                         return table.concat(files, "")
  73                 end
  74
  75                 return "<em>" .. translate("No files found") .. "</em>"
  76         end
  77
  78 end
  79
  80 return m