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454 lines
18 KiB
Lua
454 lines
18 KiB
Lua
--[[--
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Checks for updates on the specified nightly build server.
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]]
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local BD = require("ui/bidi")
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local ConfirmBox = require("ui/widget/confirmbox")
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local DataStorage = require("datastorage")
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local Device = require("device")
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local InfoMessage = require("ui/widget/infomessage")
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local MultiConfirmBox = require("ui/widget/multiconfirmbox")
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local NetworkMgr = require("ui/network/manager")
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local UIManager = require("ui/uimanager")
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local Version = require("version")
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local lfs = require("libs/libkoreader-lfs")
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local logger = require("logger")
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local _ = require("gettext")
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local C_ = _.pgettext
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local T = require("ffi/util").template
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local ota_dir = DataStorage:getDataDir() .. "/ota/"
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local OTAManager = {
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-- NOTE: Each URL *MUST* end with a /
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ota_servers = {
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"http://ota.koreader.rocks/",
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--[[
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-- NOTE: Seems down? Ping @chrox ;).
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"http://vislab.bjmu.edu.cn/apps/koreader/ota/",
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--]]
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"http://koreader-fr.ak-team.com/",
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"http://koreader-pl.ak-team.com/",
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"http://koreader-na.ak-team.com/",
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"http://koreader.ak-team.com/",
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},
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ota_channels = {
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"stable",
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"nightly",
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},
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link_template = "koreader-%s-latest-%s",
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zsync_template = "koreader-%s-latest-%s.zsync",
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installed_package = ota_dir .. "koreader.installed.tar",
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package_indexfile = "ota/package.index",
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updated_package = ota_dir .. "koreader.updated.tar",
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can_pretty_print = lfs.attributes("./fbink", "mode") == "file" and true or false,
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}
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local ota_channels = {
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stable = _("Stable"),
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nightly = _("Development"),
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}
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function OTAManager:getOTAType()
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local platform, kind = Device:otaModel()
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if not platform then return "none" end
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return kind
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end
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function OTAManager:getOTAServer()
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return G_reader_settings:readSetting("ota_server") or self.ota_servers[1]
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end
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function OTAManager:setOTAServer(server)
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logger.dbg("Set OTA server:", server)
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G_reader_settings:saveSetting("ota_server", server)
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end
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function OTAManager:getOTAChannel()
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return G_reader_settings:readSetting("ota_channel") or self.ota_channels[1]
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end
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function OTAManager:setOTAChannel(channel)
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logger.dbg("Set OTA channel:", channel)
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G_reader_settings:saveSetting("ota_channel", channel)
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end
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function OTAManager:getFilename(kind)
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if type(kind) ~= "string" then return end
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local model = Device:otaModel()
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local channel = self:getOTAChannel()
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if kind == "ota" then
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return self.zsync_template:format(model, channel)
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elseif kind == "link" then
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return self.link_template:format(model, channel)
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end
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end
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function OTAManager:getZsyncFilename()
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return self:getFilename("ota")
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end
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function OTAManager:checkUpdate()
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if Device:isDeprecated() then return -1 end
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local http = require("socket.http")
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local ltn12 = require("ltn12")
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local socket = require("socket")
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local socketutil = require("socketutil")
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local update_kind = self:getOTAType()
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if not update_kind then return -1 end
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local update_file = self:getFilename(update_kind)
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if not update_file then return -2 end
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local ota_update_file = self:getOTAServer() .. update_file
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local local_update_file = ota_dir .. update_file
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-- download zsync file from OTA server
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logger.dbg("downloading update file", ota_update_file)
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socketutil:set_timeout()
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local code, headers, status = socket.skip(1, http.request{
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url = ota_update_file,
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sink = ltn12.sink.file(io.open(local_update_file, "w")),
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})
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socketutil:reset_timeout()
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if code ~= 200 then
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logger.warn("cannot find update file:", status or code or "network unreachable")
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logger.dbg("Response headers:", headers)
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return
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end
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-- parse OTA package version
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local link, ota_package
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local update_info = io.open(local_update_file, "r")
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if update_info then
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if OTAManager:getOTAType() == "link" then
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local i = 0
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for line in update_info:lines() do
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i = i + 1
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if i == 1 then
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ota_package = line
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link = self:getOTAServer() .. ota_package
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end
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end
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else
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for line in update_info:lines() do
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ota_package = line:match("^Filename:%s*(.-)%s*$")
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if ota_package then break end
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end
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end
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update_info:close()
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end
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local local_ok, local_version = pcall(function()
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local rev = Version:getCurrentRevision()
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if rev then return Version:getNormalizedVersion(rev) end
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end)
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local ota_ok, ota_version = pcall(function()
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return Version:getNormalizedVersion(ota_package)
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end)
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-- return ota package version if package on OTA server has version
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-- larger than the local package version
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if local_ok and ota_ok and ota_version and local_version and
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ota_version ~= local_version then
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return ota_version, local_version, link, ota_package
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elseif ota_version and ota_version == local_version then
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return 0
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end
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end
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function OTAManager:fetchAndProcessUpdate()
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if Device:hasOTARunning() then
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UIManager:show(InfoMessage:new{
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text = _("Download already scheduled. You'll be notified when it's ready."),
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})
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return
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end
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local ota_version, local_version, link, ota_package = OTAManager:checkUpdate()
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if ota_version == 0 then
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UIManager:show(InfoMessage:new{
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text = _("KOReader is up to date."),
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})
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elseif ota_version == -1 then
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UIManager:show(InfoMessage:new{
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text = T(_("Device no longer supported.\n\nPlease check %1"), "https://github.com/koreader/koreader/wiki/deprecated-devices")
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})
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elseif ota_version == -2 then
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UIManager:show(InfoMessage:new{
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text = _("Unable to determine OTA model.")
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})
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elseif ota_version == nil then
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UIManager:show(InfoMessage:new{
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text = _("Unable to contact OTA server. Try again later, or try another mirror."),
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})
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elseif ota_version then
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local update_message = T(_("Do you want to update?\nInstalled version: %1\nAvailable version: %2"),
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BD.ltr(local_version),
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BD.ltr(ota_version))
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local update_ok_text = C_("Application update | Button", "Update")
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if ota_version < local_version then
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-- Android cannot downgrade APKs. The user needs to uninstall current app first.
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-- Instead of doing the auto-update when ready we just download the APK using the browser.
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if Device:isAndroid() then
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UIManager:show(ConfirmBox:new{
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text = T(_("The currently installed version is newer than the available version.\nYou'll need to uninstall the app before installing a previous version.\nDownload anyway?\n\nInstalled version: %1\nAvailable version: %2"),
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BD.ltr(local_version),
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BD.ltr(ota_version)),
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ok_text = _("Download"),
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ok_callback = function()
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Device:openLink(link)
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end,
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})
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return
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end
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update_message = T(_("The currently installed version is newer than the available version.\nWould you still like to continue and downgrade?\nInstalled version: %1\nAvailable version: %2"),
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BD.ltr(local_version),
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BD.ltr(ota_version))
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update_ok_text = _("Downgrade")
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end
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local wait_for_download = _("Downloading may take several minutes…")
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if OTAManager:getOTAType() == "link" then
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UIManager:show(ConfirmBox:new{
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text = update_message,
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ok_text = update_ok_text,
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ok_callback = function()
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if Device:isAndroid() then
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Device:download(link, ota_package, wait_for_download)
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elseif Device:isSDL() then
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Device:openLink(link)
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end
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end
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})
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else
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UIManager:show(ConfirmBox:new{
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text = update_message,
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ok_text = update_ok_text,
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ok_callback = function()
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UIManager:show(InfoMessage:new{
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text = wait_for_download,
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timeout = 3,
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})
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UIManager:scheduleIn(1, function()
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if OTAManager:zsync() == 0 then
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Device:install()
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-- Make it clear that zsync is done
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if self.can_pretty_print then
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os.execute("./fbink -q -y -7 -pm ' ' ' '")
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end
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else
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-- Make it clear that zsync is done
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if self.can_pretty_print then
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os.execute("./fbink -q -y -7 -pm ' ' ' '")
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end
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UIManager:show(MultiConfirmBox:new{
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text = _("Failed to update KOReader.\n\nYou can:\nCancel, keeping temporary files.\nRetry the update process with a full download.\nAbort and cleanup all temporary files."),
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choice1_text = _("Retry"),
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choice1_callback = function()
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UIManager:show(InfoMessage:new{
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text = _("Downloading may take several minutes…"),
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timeout = 3,
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})
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-- Clear the installed package, as well as the complete/incomplete update download
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os.execute("rm -f " .. self.installed_package)
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os.execute("rm -f " .. self.updated_package .. "*")
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-- As well as temporary files, in case zsync went kablooey too early...
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os.execute("rm -f ./rcksum-*")
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-- And then relaunch zsync in full download mode...
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UIManager:scheduleIn(1, function()
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if OTAManager:zsync(true) == 0 then
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Device:install()
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-- Make it clear that zsync is done
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if self.can_pretty_print then
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os.execute("./fbink -q -y -7 -pm ' ' ' '")
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end
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else
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-- Make it clear that zsync is done
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if self.can_pretty_print then
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os.execute("./fbink -q -y -7 -pm ' ' ' '")
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end
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UIManager:show(ConfirmBox:new{
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text = _("Error updating KOReader. Would you like to delete temporary files?"),
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ok_callback = function()
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os.execute("rm -f " .. ota_dir .. "ko*")
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end,
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})
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end
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end)
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end,
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choice2_text = _("Abort"),
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choice2_callback = function()
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os.execute("rm -f " .. ota_dir .. "ko*")
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os.execute("rm -f " .. self.updated_package .. "*")
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os.execute("rm -f ./rcksum-*")
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end,
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})
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end
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end)
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end
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})
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end
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end
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end
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---- Uses zsync and tar to prepare an update package.
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function OTAManager:_buildLocalPackage()
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--- @todo Validate the installed package?
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local installed_package = self.installed_package
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if lfs.attributes(installed_package, "mode") == "file" then
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return 0
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end
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if lfs.attributes(self.package_indexfile, "mode") ~= "file" then
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logger.err("Missing ota metadata:", self.package_indexfile)
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return nil
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end
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-- With visual feedback if supported...
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if self.can_pretty_print then
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os.execute("./fbink -q -y -7 -pmh 'Preparing local OTA package'")
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-- We need a vague idea of how much space the tarball we're creating will take to compute a proper percentage...
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-- Get the size from the latest zsync package, which'll be a closer match than anything else we might come up with.
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local update_file = self:getZsyncFilename()
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local local_update_file = ota_dir .. update_file
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local tarball_size = nil
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local zsync = io.open(local_update_file, "r")
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if zsync then
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for line in zsync:lines() do
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tarball_size = line:match("^Length: (%d*)$")
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if tarball_size then break end
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end
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zsync:close()
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end
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-- Next, we need to compute the amount of tar blocks that'll take, knowing that tar's default blocksize is 20 * 512 bytes.
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-- c.f., https://superuser.com/questions/168749 & http://www.noah.org/wiki/tar_notes
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-- Defaults to a sane-ish value as-of now, in case shit happens...
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local blocks = 6405
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if tarball_size then
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blocks = tarball_size * (1/(512 * 20))
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end
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-- And since we want a percentage, devise the exact value we need for tar to spit out exactly 100 checkpoints ;).
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local cpoints = blocks * (1/100)
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return os.execute(string.format(
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"./tar --no-recursion -cf %s -C .. -T %s --checkpoint=%d --checkpoint-action=exec='./fbink -q -y -6 -P $(($TAR_CHECKPOINT/%d))'",
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self.installed_package, self.package_indexfile, cpoints, cpoints))
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else
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return os.execute(string.format(
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"./tar --no-recursion -cf %s -C .. -T %s",
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self.installed_package, self.package_indexfile))
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end
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end
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function OTAManager:zsync(full_dl)
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if full_dl or self:_buildLocalPackage() == 0 then
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local zsync_wrapper = "zsync2"
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local use_pipefail = true
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-- With visual feedback if supported...
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if self.can_pretty_print then
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zsync_wrapper = "spinning_zsync"
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-- And because everything is terrible, we can't check for pipefail's usability in spinning_zsync,
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-- because older ash versions abort on set -o failures...
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-- c.f., ko/#5844
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-- So, instead, check from this side of the fence...
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-- (remember, os.execute is essentially system(), it goes through sh)
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use_pipefail = (os.execute("set -o pipefail 2>/dev/null") == 0)
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end
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-- If that's a full-download fallback, drop the input tarball
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if full_dl then
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return os.execute(
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("env WITH_PIPEFAIL='%s' ./%s -o '%s' -u '%s' '%s%s'"):format(
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use_pipefail,
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zsync_wrapper,
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self.updated_package,
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self:getOTAServer(),
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ota_dir,
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self:getZsyncFilename())
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)
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else
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return os.execute(
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("env WITH_PIPEFAIL='%s' ./%s -i '%s' -o '%s' -u '%s' '%s%s'"):format(
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use_pipefail,
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zsync_wrapper,
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self.installed_package,
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self.updated_package,
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self:getOTAServer(),
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ota_dir,
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self:getZsyncFilename())
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)
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end
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end
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end
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function OTAManager:genServerList()
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local servers = {}
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for _, server in ipairs(self.ota_servers) do
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local server_item = {
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text = server,
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checked_func = function() return self:getOTAServer() == server end,
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callback = function() self:setOTAServer(server) end
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}
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table.insert(servers, server_item)
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end
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return servers
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end
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function OTAManager:genChannelList()
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local channels = {}
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for _, channel in ipairs(self.ota_channels) do
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local channel_item = {
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text = ota_channels[channel],
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checked_func = function() return self:getOTAChannel() == channel end,
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callback = function() self:setOTAChannel(channel) end
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}
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table.insert(channels, channel_item)
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end
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return channels
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end
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function OTAManager:getOTAMenuTable()
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return {
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text = C_("Application update | Menu", "Update"),
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hold_callback = function()
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local connect_callback = function()
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OTAManager:fetchAndProcessUpdate()
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end
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NetworkMgr:runWhenOnline(connect_callback)
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end,
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sub_item_table = {
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{
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text = _("Check for updates"),
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callback = function()
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local working_im = InfoMessage:new{
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alignment = "center",
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show_icon = false,
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text = "⌛",
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}
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UIManager:show(working_im)
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UIManager:forceRePaint()
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local connect_callback = function()
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OTAManager:fetchAndProcessUpdate()
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end
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UIManager:close(working_im)
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NetworkMgr:runWhenOnline(connect_callback)
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end
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},
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{
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text = _("Settings"),
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sub_item_table = {
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{
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text = _("Update server"),
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sub_item_table = self:genServerList()
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},
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{
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text = _("Update channel"),
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sub_item_table = self:genChannelList()
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},
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}
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},
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}
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}
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end
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return OTAManager
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