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modules/admin-full: fix backup generation

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This commit is contained in:
Jo-Philipp Wich 2010-11-24 13:42:20 +00:00
parent 305b25486a
commit c897d47af2
1 changed files with 21 additions and 6 deletions
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19
modules/admin-full/luasrc/controller/admin/system.lua
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@ -12,6 +12,7 @@ You may obtain a copy of the License at
$Id$
]]--
module("luci.controller.admin.system", package.seeall)
function index()
@ -105,9 +106,12 @@ function action_packages()
end
function action_backup()
local sys = require "luci.sys"
local fs = require "luci.fs"
local reset_avail = os.execute([[grep '"rootfs_data"' /proc/mtd >/dev/null 2>&1]]) == 0
local restore_cmd = "tar -xzC/ >/dev/null 2>&1"
local backup_cmd = "tar -cz %s 2>/dev/null"
local backup_cmd = "tar -czT %s 2>/dev/null"
local restore_fpi
luci.http.setfilehandler(
@ -132,11 +136,22 @@ function action_backup()
luci.template.render("admin_system/applyreboot")
luci.sys.reboot()
elseif backup then
local reader = ltn12_popen(backup_cmd:format(_keep_pattern()))
local filelist = "/tmp/luci-backup-list.%d" % os.time()
sys.call(
"( find $(sed -ne '/^[[:space:]]*$/d; /^#/d; p' /etc/sysupgrade.conf " ..
"/lib/upgrade/keep.d/* 2>/dev/null) -type f 2>/dev/null; " ..
"opkg list-changed-conffiles ) | sort -u > %s" % filelist
)
if fs.access(filelist) then
local reader = ltn12_popen(backup_cmd:format(filelist))
luci.http.header('Content-Disposition', 'attachment; filename="backup-%s-%s.tar.gz"' % {
luci.sys.hostname(), os.date("%Y-%m-%d")})
luci.http.prepare_content("application/x-targz")
luci.ltn12.pump.all(reader, luci.http.write)
fs.unlink(filelist)
end
elseif reset then
luci.template.render("admin_system/applyreboot")
luci.util.exec("mtd -r erase rootfs_data")