admin-mini: Fixed firmware flash; was referring to admin-full upgrade instead of...
[project/luci.git] / modules / admin-mini / luasrc / controller / mini / system.lua
index 9d0ef0c..2559ac1 100644 (file)
@@ -16,15 +16,15 @@ $Id$
 module("luci.controller.mini.system", package.seeall)
 
 function index()
-       luci.i18n.loadc("admin-core")
+       luci.i18n.loadc("base")
        local i18n = luci.i18n.translate
 
-       entry({"mini", "system"}, alias("mini", "system", "index"), i18n("system"), 40).index = true
-       entry({"mini", "system", "index"}, cbi("mini/system"), i18n("general"), 1)
-       entry({"mini", "system", "passwd"}, form("mini/passwd"), i18n("a_s_changepw"), 10)
-       entry({"mini", "system", "backup"}, call("action_backup"), i18n("a_s_backup"), 80)
-       entry({"mini", "system", "upgrade"}, call("action_upgrade"), i18n("a_s_flash"), 90)
-       entry({"mini", "system", "reboot"}, call("action_reboot"), i18n("reboot"), 100)
+       entry({"mini", "system"}, alias("mini", "system", "index"), i18n("System"), 40).index = true
+       entry({"mini", "system", "index"}, cbi("mini/system", {autoapply=true}), i18n("General"), 1)
+       entry({"mini", "system", "passwd"}, form("mini/passwd"), i18n("Admin Password"), 10)
+       entry({"mini", "system", "backup"}, call("action_backup"), i18n("Backup / Restore"), 80)
+       entry({"mini", "system", "upgrade"}, call("action_upgrade"), i18n("Flash Firmware"), 90)
+       entry({"mini", "system", "reboot"}, call("action_reboot"), i18n("Reboot"), 100)
 end
 
 function action_backup()
@@ -55,11 +55,11 @@ function action_backup()
                luci.template.render("mini/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"')
+               local reader = ltn12_popen(backup_cmd:format(_keep_pattern()))
+               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(luci.ltn12.source.file(backup_fpi), luci.http.write)
+               luci.ltn12.pump.all(reader, luci.http.write)
        elseif reset then
                luci.template.render("mini/applyreboot")
                luci.util.exec("mtd -r erase rootfs_data")
@@ -79,37 +79,129 @@ end
 function action_upgrade()
        require("luci.model.uci")
 
-       local ret  = nil
-       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 nixio.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
+               elseif nixio.fs.access("/proc/partitions") then
+                       for l in io.lines("/proc/partitions") do
+                               local x, y, b, n = l:match('^%s*(%d+)%s+(%d+)%s+([^%s]+)%s+([^%s]+)')
+                               if b and n and not n:match('[0-9]') then
+                                       size = tonumber(b) * 1024
+                                       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 nixio.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    = nixio.fs.access(tmpfile)
+       local has_support  = image_supported()
+       local has_platform = nixio.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
+                       -- Mimetype text/plain
+                       luci.http.prepare_content("text/plain")
+                       luci.http.write("Starting luci-flash...\n")
+
+                       -- Now invoke sysupgrade
+                       local keepcfg = keep_avail and luci.http.formvalue("keepcfg") == "1"
+                       local flash = ltn12_popen("/sbin/luci-flash %s %q" %{
+                               keepcfg and "-k %q" % _keep_pattern() or "", tmpfile
+                       })
+
+                       luci.ltn12.pump.all(flash, luci.http.write)
+
+                       -- Make sure the device is rebooted
+                       luci.sys.reboot()
                end
-       end
 
-       luci.http.prepare_content("text/html")
-       luci.template.render("mini/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
+                       nixio.fs.unlink(tmpfile)
+               end
+                       
+               luci.template.render("mini/upgrade", {
+                       step=1,
+                       bad_image=(has_image and not has_support or false),
+                       keepavail=keep_avail,
+                       supported=has_platform
+               } )
+
+       -- Step 2: present uploaded file, show checksum, confirmation
+       elseif step == 2 then
+               luci.template.render("mini/upgrade", {
+                       step=2,
+                       checksum=image_checksum(),
+                       filesize=nixio.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("mini/upgrade", {
+                       step=3,
+                       keepconfig=(keep_avail and luci.http.formvalue("keepcfg") == "1")
+               } )
+       end     
 end
 
 function _keep_pattern()
@@ -118,10 +210,40 @@ function _keep_pattern()
        if files then
                kpattern = ""
                for k, v in pairs(files) do
-                       if k:sub(1,1) ~= "." and luci.fs.glob(v) then
+                       if k:sub(1,1) ~= "." and nixio.fs.glob(v)() then
                                kpattern = kpattern .. " " ..  v
                        end
                end
        end
        return kpattern
-end
\ No newline at end of file
+end
+
+function ltn12_popen(command)
+
+       local fdi, fdo = nixio.pipe()
+       local pid = nixio.fork()
+
+       if pid > 0 then
+               fdo:close()
+               local close
+               return function()
+                       local buffer = fdi:read(2048)
+                       local wpid, stat = nixio.waitpid(pid, "nohang")
+                       if not close and wpid and stat == "exited" then
+                               close = true
+                       end
+
+                       if buffer and #buffer > 0 then
+                               return buffer
+                       elseif close then
+                               fdi:close()
+                               return nil
+                       end
+               end
+       elseif pid == 0 then
+               nixio.dup(fdo, nixio.stdout)
+               fdi:close()
+               fdo:close()
+               nixio.exec("/bin/sh", "-c", command)
+       end
+end