admin-full, admin-mini: Added configuration backup, restore, reset page

[project/luci.git] / modules / admin-full / luasrc / controller / admin / system.lua

diff --git a/modules/admin-full/luasrc/controller/admin/system.lua b/modules/admin-full/luasrc/controller/admin/system.lua
index 14fd813..01663a4 100644 (file)
--- a/modules/admin-full/luasrc/controller/admin/system.lua
+++ b/modules/admin-full/luasrc/controller/admin/system.lua
@@ -24,8 +24,9 @@ function index()
        entry({"admin", "system", "sshkeys"}, call("action_sshkeys"), i18n("a_s_sshkeys", "SSH-Schlüssel"), 30)
        entry({"admin", "system", "system"}, cbi("admin_system/system"), i18n("system", "System"), 40)
        entry({"admin", "system", "fstab"}, cbi("admin_system/fstab"), i18n("a_s_fstab", "Einhängepunkte"), 50)
-       entry({"admin", "system", "upgrade"}, call("action_upgrade"), i18n("a_s_flash", "Firmwareupgrade"), 60)
-       entry({"admin", "system", "reboot"}, call("action_reboot"), i18n("reboot", "Neu starten"), 70)
+       entry({"admin", "system", "backup"}, call("action_backup"), i18n("a_s_backup"), 60)
+       entry({"admin", "system", "upgrade"}, call("action_upgrade"), i18n("a_s_flash", "Firmwareupgrade"), 70)
+       entry({"admin", "system", "reboot"}, call("action_reboot"), i18n("reboot", "Neu starten"), 80)
 end
 
 function action_editor()
@@ -153,6 +154,47 @@ function action_packages()
         install=install, remove=remove, update=update, upgrade=upgrade})       
 end
 
+function action_backup()
+       local reset_avail = luci.sys.exec([[grep '"rootfs_data"' /proc/mtd >/dev/null 2>&1]]) == 0
+       local restore_cmd = "gunzip | tar -xC/ >/dev/null 2>&1"
+       local backup_cmd  = "tar -c %s | gzip 2>/dev/null"
+       
+       local restore_fpi 
+       luci.http.setfilehandler(
+               function(meta, chunk, eof)
+                       if not restore_fpi then
+                               restore_fpi = io.popen(restore_cmd, "w")
+                       end
+                       if chunk then
+                               restore_fpi:write(chunk)
+                       end
+                       if eof then
+                               restore_fpi:close()
+                       end
+               end
+       )
+                 
+       local upload = luci.http.formvalue("archive")
+       local backup = luci.http.formvalue("backup")
+       local reset  = reset_avail and luci.http.formvalue("reset")
+       
+       if upload and #upload > 0 then
+               luci.template.render("admin_system/applyreboot")
+               luci.sys.reboot()
+       elseif backup then
+               luci.util.perror(backup_cmd:format(_keep_pattern()))
+               local backup_fpi = io.popen(backup_cmd:format(_keep_pattern()), "r")
+               luci.http.header('Content-Disposition', 'attachment; filename="backup.tar.gz"')
+               luci.http.prepare_content("application/x-targz")
+               luci.ltn12.pump.all(luci.ltn12.source.file(backup_fpi), luci.http.write)
+       elseif reset then
+               luci.template.render("admin_system/applyreboot")
+               luci.sys.exec("mtd -r erase rootfs_data")
+       else
+               luci.template.render("admin_system/backup", {reset_avail = reset_avail})
+       end
+end
+
 function action_passwd()
        local p1 = luci.http.formvalue("pwd1")
        local p2 = luci.http.formvalue("pwd2")
@@ -221,18 +263,20 @@ function action_upgrade()
        local keepcfg = luci.http.formvalue("keepcfg")
 
        if plat and fname then
-               local kpattern = nil
-               if keepcfg then
-                       local files = luci.model.uci.get_all("luci", "flash_keep")
-                       if files.luci and files.luci.flash_keep then
-                               kpattern = ""
-                               for k,v in pairs(files.luci.flash_keep) do
-                                       kpattern = kpattern .. " " ..  v
-                               end
-                       end
-               end
-               ret = luci.sys.flash(tmpfile, kpattern)
+               ret = luci.sys.flash(tmpfile, keepcfg and _keep_pattern())
        end
 
        luci.template.render("admin_system/upgrade", {sysupgrade=plat, ret=ret})
+end
+
+function _keep_pattern()
+       local kpattern = ""
+       local files = luci.model.uci.get_all("luci", "flash_keep")
+       if files then
+               kpattern = ""
+               for k,v in pairs(files) do
+                       kpattern = kpattern .. " " ..  v
+               end
+       end
+       return kpattern
 end
\ No newline at end of file