67 lines
No EOL
1.6 KiB
Lua
67 lines
No EOL
1.6 KiB
Lua
--[[
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LuCI - Lua Development Framework
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Copyright 2009 Steven Barth <steven@midlink.org>
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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$Id$
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]]--
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local require, pairs, unpack = require, pairs, unpack
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module "luci.controller.niu.system"
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function index()
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entry({"niu", "system"}, nil, "System").dbtemplate = "niu/system"
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entry({"niu", "system", "general"},
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cbi("niu/system/general", {on_success_to={"niu"}}), "General", 10)
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entry({"niu", "system", "backup"}, call("backup"), "Backup Settings", 20)
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end
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function backup()
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local os = require "os"
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local uci = require "luci.model.uci".cursor()
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local nixio, nutl = require "nixio", require "nixio.util"
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local fs = require "nixio.fs"
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local http = require "luci.http"
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local call = {"/bin/tar", "-cz"}
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for k, v in pairs(uci:get_all("luci", "flash_keep")) do
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if k:byte() ~= 46 then -- k[1] ~= "."
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nutl.consume(fs.glob(v), call)
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end
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end
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http.header(
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'Content-Disposition', 'attachment; filename="backup-%s-%s.tar.gz"' % {
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nixio.uname().nodename, os.date("%Y-%m-%d")
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}
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)
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http.prepare_content("application/x-targz")
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local fdin, fdout = nixio.pipe()
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local devnull = nixio.open("/dev/null", "r+")
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local proc = nixio.fork()
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if proc == 0 then
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fdin:close()
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nixio.dup(devnull, nixio.stdin)
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nixio.dup(devnull, nixio.stderr)
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nixio.dup(fdout, nixio.stdout)
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nixio.exec(unpack(call))
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os.exit(1)
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end
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fdout:close()
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http.splice(fdin)
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http.close()
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end |