-- Copyright 2017 Stan Grishin <stangri@melmac.net>
-- Licensed to the public under the Apache License 2.0.
module("luci.controller.advanced_reboot", package.seeall)
-- device, board_name, part1, part2, offset, env_var_1, value_1_1, value_1_2, env_var_2, value_2_1, value_2_2
devices = {
{"Linksys EA3500", "linksys-audi", "mtd3", "mtd5", 32, "boot_part", 1, 2, "bootcmd", "run nandboot", "run altnandboot"},
{"Linksys E4200v2/EA4500", "linksys-viper", "mtd3", "mtd5", 32, "boot_part", 1, 2, "bootcmd", "run nandboot", "run altnandboot"},
{"Linksys EA8500", "ea8500", "mtd13", "mtd15", 32, "boot_part", 1, 2},
{"Linksys WRT1200AC", "armada-385-linksys-caiman", "mtd4", "mtd6", 32, "boot_part", 1, 2, "bootcmd", "run nandboot", "run altnandboot"},
{"Linksys WRT1900AC", "armada-xp-linksys-mamba", "mtd4", "mtd6", 32, "boot_part", 1, 2, "bootcmd", "run nandboot", "run altnandboot"},
{"Linksys WRT1900ACv2", "armada-385-linksys-cobra", "mtd4", "mtd6", 32, "boot_part", 1, 2, "bootcmd", "run nandboot", "run altnandboot"},
{"Linksys WRT1900ACS", "armada-385-linksys-shelby", "mtd4", "mtd6", 32, "boot_part", 1, 2, "bootcmd", "run nandboot", "run altnandboot"},
{"Linksys WRT3200ACM", "armada-385-linksys-rango", "mtd5", "mtd7", 32, "boot_part", 1, 2, "bootcmd", "run nandboot", "run altnandboot"},
{"ZyXEL NBG6817","nbg6817","mmcblk0p4","mmcblk0p7",32,nil,255,1}
}
errorMessage = ""
board_name = luci.util.trim(luci.sys.exec("cat /tmp/sysinfo/board_name"))
for i=1, #devices do
if board_name and devices[i][2] == board_name then
device_name = devices[i][1]
partition_one_mtd = devices[i][3] or nil
partition_two_mtd = devices[i][4] or nil
partition_skip = devices[i][5] or nil
boot_envvar1 = devices[i][6] or nil
boot_envvar1_partition_one = tonumber(devices[i][7]) or nil
boot_envvar1_partition_two = tonumber(devices[i][8]) or nil
boot_envvar2 = devices[i][9] or nil
boot_envvar2_partition_one = devices[i][10] or nil
boot_envvar2_partition_two = devices[i][11] or nil
if partition_one_mtd and partition_skip then
partition_one_label = luci.util.trim(luci.sys.exec("dd if=/dev/" .. partition_one_mtd .. " bs=1 skip=" .. partition_skip .. " count=25" .. " 2>/dev/null"))
n, partition_one_version = string.match(partition_one_label, '(Linux)-([%d|.]+)')
end
if partition_two_mtd and partition_skip then
partition_two_label = luci.util.trim(luci.sys.exec("dd if=/dev/" .. partition_two_mtd .. " bs=1 skip=" .. partition_skip .. " count=25" .. " 2>/dev/null"))
n, partition_two_version = string.match(partition_two_label, '(Linux)-([%d|.]+)')
end
if string.find(partition_one_label, "LEDE") then partition_one_os = "LEDE" end
if string.find(partition_one_label, "OpenWrt") then partition_one_os = "OpenWrt" end
if string.find(partition_one_label, "Linksys") then partition_one_os = "Linksys" end
if string.find(partition_two_label, "LEDE") then partition_two_os = "LEDE" end
if string.find(partition_two_label, "OpenWrt") then partition_two_os = "OpenWrt" end
if string.find(partition_two_label, "Linksys") then partition_two_os = "Linksys" end
if device_name and device_name == "ZyXEL NBG6817" then
if not partition_one_os then partition_one_os = "ZyXEL" end
if not partition_two_os then partition_two_os = "ZyXEL" end
end
if not partition_one_os then partition_one_os = "Unknown" end
if not partition_two_os then partition_two_os = "Unknown" end
if partition_one_os and partition_one_version then partition_one_os = partition_one_os .. " (Linux " .. partition_one_version .. ")" end
if partition_two_os and partition_two_version then partition_two_os = partition_two_os .. " (Linux " .. partition_two_version .. ")" end
if device_name and device_name == "ZyXEL NBG6817" then
if not zyxelFlagPartition then zyxelFlagPartition = luci.util.trim(luci.sys.exec("source /lib/functions.sh; find_mtd_part 0:DUAL_FLAG")) end
if not zyxelFlagPartition then
errorMessage = errorMessage .. luci.i18n.translate("Unable to find Dual Boot Flag Partition." .. " ")
luci.util.perror(luci.i18n.translate("Unable to find Dual Boot Flag Partition."))
else
current_partition = tonumber(luci.sys.exec("dd if=" .. zyxelFlagPartition .. " bs=1 count=1 2>/dev/null | hexdump -n 1 -e '1/1 \"%d\"'"))
end
else
if nixio.fs.access("/usr/sbin/fw_printenv") and nixio.fs.access("/usr/sbin/fw_setenv") then
current_partition = tonumber(luci.util.trim(luci.sys.exec("/usr/sbin/fw_printenv -n " .. boot_envvar1)))
end
end
other_partition = current_partition == boot_envvar1_partition_two and boot_envvar1_partition_one or boot_envvar1_partition_two
end
end
function index()
entry({"admin", "system", "advanced_reboot"}, template("advanced_reboot/advanced_reboot"), _("Advanced Reboot"), 90)
entry({"admin", "system", "advanced_reboot", "reboot"}, post("action_reboot"))
-- if device_name then entry({"admin", "system", "advanced_reboot", "altreboot"}, post("action_altreboot")) end
entry({"admin", "system", "advanced_reboot", "alternative_reboot"}, post("action_altreboot"))
entry({"admin", "system", "advanced_reboot", "power_off"}, post("action_poweroff"))
end
function action_reboot()
luci.template.render("admin_system/applyreboot", {
title = luci.i18n.translate("Rebooting..."),
msg = luci.i18n.translate("The system is rebooting now.<br /> DO NOT POWER OFF THE DEVICE!<br /> Wait a few minutes before you try to reconnect. It might be necessary to renew the address of your computer to reach the device again, depending on your settings."),
addr = luci.ip.new(uci.cursor():get("network", "lan", "ipaddr")) or "192.168.1.1"
})
luci.sys.reboot()
end
function action_altreboot()
local zyxelFlagPartition, zyxelBootFlag, zyxelNewBootFlag, errorCode, curEnvSetting, newEnvSetting
errorMessage = ""
errorCode = 0
if luci.http.formvalue("cancel") then
luci.http.redirect(luci.dispatcher.build_url('admin/system/advanced_reboot'))
-- luci.template.render("advanced_reboot/advanced_reboot",{
-- device_name=device_name,
-- boot_envvar1_partition_one=boot_envvar1_partition_one,
-- partition_one_os=partition_one_os,
-- boot_envvar1_partition_two=boot_envvar1_partition_two,
-- partition_two_os=partition_two_os,
-- current_partition=current_partition,
-- errorMessage = luci.i18n.translate("Alternative reboot cancelled.")})
return
end
local step = tonumber(luci.http.formvalue("step") or 1)
if step == 1 then
if device_name and nixio.fs.access("/usr/sbin/fw_printenv") and nixio.fs.access("/usr/sbin/fw_setenv") then
luci.template.render("advanced_reboot/alternative_reboot",{})
else
luci.template.render("advanced_reboot/advanced_reboot",{errorMessage = luci.i18n.translate("No access to fw_printenv or fw_printenv!")})
end
elseif step == 2 then
if boot_envvar1 or boot_envvar2 then -- Linksys devices
if boot_envvar1 then
curEnvSetting = tonumber(luci.util.trim(luci.sys.exec("/usr/sbin/fw_printenv -n " .. boot_envvar1)))
if not curEnvSetting then
errorMessage = errorMessage .. luci.i18n.translate("Unable to obtain firmware environment variable") .. ": " .. boot_envvar1 .. ". "
luci.util.perror(luci.i18n.translate("Unable to obtain firmware environment variable") .. ": " .. boot_envvar1 .. ".")
else
newEnvSetting = curEnvSetting == boot_envvar1_partition_one and boot_envvar1_partition_two or boot_envvar1_partition_one
errorCode = luci.sys.call("/usr/sbin/fw_setenv " .. boot_envvar1 .. " " .. newEnvSetting)
if errorCode ~= 0 then
errorMessage = errorMessage .. luci.i18n.translate("Unable to set firmware environment variable") .. ": " .. boot_envvar1 .. " " .. luci.i18n.translate("to") .. " " .. newEnvSetting .. ". "
luci.util.perror(luci.i18n.translate("Unable to set firmware environment variable") .. ": " .. boot_envvar1 .. " " .. luci.i18n.translate("to") .. " " .. newEnvSetting .. ".")
end
end
end
if boot_envvar2 then
curEnvSetting = luci.util.trim(luci.sys.exec("/usr/sbin/fw_printenv -n " .. boot_envvar2))
if not curEnvSetting then
errorMessage = errorMessage .. luci.i18n.translate("Unable to obtain firmware environment variable") .. ": " .. boot_envvar2 .. ". "
luci.util.perror(luci.i18n.translate("Unable to obtain firmware environment variable") .. ": " .. boot_envvar2 .. ".")
else
newEnvSetting = curEnvSetting == boot_envvar2_partition_one and boot_envvar2_partition_two or boot_envvar2_partition_one
errorCode = luci.sys.call("/usr/sbin/fw_setenv " .. boot_envvar2 .. " '" .. newEnvSetting .. "'")
if errorCode ~= 0 then
errorMessage = errorMessage .. luci.i18n.translate("Unable to set firmware environment variable") .. ": " .. boot_envvar2 .. " " .. luci.i18n.translate("to") .. " " .. newEnvSetting .. ". "
luci.util.perror(luci.i18n.translate("Unable to set firmware environment variable") .. ": " .. boot_envvar2 .. " " .. luci.i18n.translate("to") .. " " .. newEnvSetting .. ".")
end
end
end
else -- NetGear device
if not zyxelFlagPartition then zyxelFlagPartition = luci.util.trim(luci.sys.exec("source /lib/functions.sh; find_mtd_part 0:DUAL_FLAG")) end
if not zyxelFlagPartition then
errorMessage = errorMessage .. luci.i18n.translate("Unable to find Dual Boot Flag Partition." .. " ")
luci.util.perror(luci.i18n.translate("Unable to find Dual Boot Flag Partition."))
else
zyxelBootFlag = tonumber(luci.sys.exec("dd if=" .. zyxelFlagPartition .. " bs=1 count=1 2>/dev/null | hexdump -n 1 -e '1/1 \"%d\"'"))
zyxelNewBootFlag = zyxelBootFlag and zyxelBootFlag == 1 and "\\xff" or "\\x01"
if zyxelNewBootFlag then
errorCode = luci.sys.call("printf \"" .. zyxelNewBootFlag .. "\" >" .. zyxelFlagPartition )
if errorCode ~= 0 then
errorMessage = errorMessage .. luci.i18n.translate("Unable to set Dual Boot Flag Partition entry for partition") .. ": " .. zyxelFlagPartition .. ". "
luci.util.perror(luci.i18n.translate("Unable to set Dual Boot Flag Partition entry for partition") .. ": " .. zyxelFlagPartition .. ".")
end
end
end
end
if errorMessage == "" then
luci.template.render("admin_system/applyreboot", {
title = luci.i18n.translate("Rebooting..."),
msg = luci.i18n.translate("The system is rebooting to an alternative partition now.<br /> DO NOT POWER OFF THE DEVICE!<br /> Wait a few minutes before you try to reconnect. It might be necessary to renew the address of your computer to reach the device again, depending on your settings."),
addr = luci.ip.new(uci.cursor():get("network", "lan", "ipaddr")) or "192.168.1.1"
})
luci.sys.reboot()
else
luci.template.render("advanced_reboot/advanced_reboot",{
device_name=device_name,
boot_envvar1_partition_one=boot_envvar1_partition_one,
partition_one_os=partition_one_os,
boot_envvar1_partition_two=boot_envvar1_partition_two,
partition_two_os=partition_two_os,
current_partition=current_partition,
errorMessage = errorMessage})
end
end
end
function action_poweroff()
if luci.http.formvalue("cancel") then
luci.http.redirect(luci.dispatcher.build_url('admin/system/advanced_reboot'))
return
end
local step = tonumber(luci.http.formvalue("step") or 1)
if step == 1 then
if nixio.fs.access("/sbin/poweroff") then
luci.template.render("advanced_reboot/power_off",{})
else
luci.template.render("advanced_reboot/advanced_reboot",{})
end
elseif step == 2 then
luci.template.render("admin_system/applyreboot", {
title = luci.i18n.translate("Shutting down..."),
msg = luci.i18n.translate("The system is shutting down now.<br /> DO NOT POWER OFF THE DEVICE!<br /> It might be necessary to renew the address of your computer to reach the device again, depending on your settings."),
addr = luci.ip.new(uci.cursor():get("network", "lan", "ipaddr")) or "192.168.1.1"
})
luci.sys.call("/sbin/poweroff")
end
end