diff options
Diffstat (limited to 'modules/admin-full/luasrc/controller/admin/system.lua')
| -rw-r--r-- | modules/admin-full/luasrc/controller/admin/system.lua | 108 |
1 files changed, 94 insertions, 14 deletions
diff --git a/modules/admin-full/luasrc/controller/admin/system.lua b/modules/admin-full/luasrc/controller/admin/system.lua index efd0e9d6a..603103499 100644 --- a/modules/admin-full/luasrc/controller/admin/system.lua +++ b/modules/admin-full/luasrc/controller/admin/system.lua @@ -187,37 +187,117 @@ end function action_upgrade() require("luci.model.uci") - local ret - local plat = luci.fs.mtime("/lib/upgrade/platform.sh") local tmpfile = "/tmp/firmware.img" - local keep_avail = true + + local function image_supported() + -- XXX: yay... + return ( 0 == os.execute( + ". /etc/functions.sh; " .. + "include /lib/upgrade; " .. + "platform_check_image %q >/dev/null" + % tmpfile + ) ) + end + + local function image_checksum() + return (luci.sys.exec("md5sum %q" % tmpfile):match("^([^%s]+)")) + end + + local function storage_size() + local size = 0 + if luci.fs.access("/proc/mtd") then + for l in io.lines("/proc/mtd") do + local d, s, e, n = l:match('^([^%s]+)%s+([^%s]+)%s+([^%s]+)%s+"([^%s]+)"') + if n == "linux" then + size = tonumber(s, 16) + break + end + end + end + return size + end + + -- Install upload handler local file luci.http.setfilehandler( function(meta, chunk, eof) - if not file then + if not luci.fs.access(tmpfile) and not file and chunk and #chunk > 0 then file = io.open(tmpfile, "w") end - if chunk then + if file and chunk then file:write(chunk) end - if eof then + if file and eof then file:close() end end ) - local fname = luci.http.formvalue("image") - local keepcfg = keep_avail and luci.http.formvalue("keepcfg") - if plat and fname then - ret = function() - return luci.sys.flash(tmpfile, keepcfg and _keep_pattern()) + -- Determine state + local keep_avail = true + local step = tonumber(luci.http.formvalue("step") or 1) + local has_image = luci.fs.access(tmpfile) + local has_support = image_supported() + local has_platform = luci.fs.access("/lib/upgrade/platform.sh") + local has_upload = luci.http.formvalue("image") + + -- This does the actual flashing which is invoked inside an iframe + -- so don't produce meaningful errors here because the the + -- previous pages should arrange the stuff as required. + if step == 4 then + if has_platform and has_image and has_support then + -- Next line is to bypass luci.http layer + luci.http.context.eoh = true + + -- Now invoke sysupgrade + local keepcfg = keep_avail and luci.http.formvalue("keepcfg") == "1" + os.execute("/sbin/luci-flash %s %q" %{ + keepcfg and "-k %q" % _keep_pattern() or "", tmpfile + }) + + -- Make sure the device is rebooted + luci.sys.reboot() end - end - luci.http.prepare_content("text/html") - luci.template.render("admin_system/upgrade", {sysupgrade=plat, ret=ret, keep_avail=keep_avail}) + + -- + -- This is step 1-3, which does the user interaction and + -- image upload. + -- + + -- Step 1: file upload, error on unsupported image format + elseif not has_image or not has_support or step == 1 then + -- If there is an image but user has requested step 1 + -- or type is not supported, then remove it. + if has_image then + luci.fs.unlink(tmpfile) + end + + luci.template.render("admin_system/upgrade", { + step=1, + bad_image=(has_image and not has_support or false), + keepavail=keep_avail + } ) + + -- Step 2: present uploaded file, show checksum, confirmation + elseif step == 2 then + luci.template.render("admin_system/upgrade", { + step=2, + checksum=image_checksum(), + filesize=luci.fs.stat(tmpfile).size, + flashsize=storage_size(), + keepconfig=(keep_avail and luci.http.formvalue("keepcfg") == "1") + } ) + + -- Step 3: load iframe which calls the actual flash procedure + elseif step == 3 then + luci.template.render("admin_system/upgrade", { + step=3, + keepconfig=(keep_avail and luci.http.formvalue("keepcfg") == "1") + } ) + end end function _keep_pattern() |