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modules/admin-full: reuse sysupgrade facilities to create backup archive

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This commit is contained in:
Jo-Philipp Wich 2011-12-20 17:35:50 +00:00
parent 5e4d4ff5ef
commit abb201ab57
1 changed files with 7 additions and 16 deletions
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23
modules/admin-full/luasrc/controller/admin/system.lua
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@ -2,7 +2,7 @@
LuCI - Lua Configuration Interface
Copyright 2008 Steven Barth <steven@midlink.org>
Copyright 2008-2009 Jo-Philipp Wich <xm@subsignal.org>
Copyright 2008-2011 Jo-Philipp Wich <xm@subsignal.org>
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
@ -186,7 +186,7 @@ function action_flashops()
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 -czT %s 2>/dev/null"
local backup_cmd = "sysupgrade --create-backup - 2>/dev/null"
local image_tmp = "/tmp/firmware.img"
local function image_supported()
@ -249,20 +249,11 @@ function action_flashops()
--
-- Assemble file list, generate backup
--
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
local reader = ltn12_popen(backup_cmd)
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)
elseif luci.http.formvalue("restore") then
--
-- Unpack received .tar.gz