mirror of
https://github.com/NixOS/mobile-nixos.git
synced 2024-09-11 03:55:23 +03:00
127 lines
3.4 KiB
Ruby
127 lines
3.4 KiB
Ruby
# File with boot selection
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STAGE = Configuration["stage"]
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SELECTIONS = "/run/boot/selection.json"
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# Runs and prints a command. Probably.
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def run(*cmd)
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$stderr.puts " $ " + cmd.join(" ")
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system(*cmd) unless LVGL::Introspection.simulator?
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end
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module BootGUI
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class MainWindow < LVGUI::BaseWindow
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include LVGUI::ButtonPalette
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def initialize()
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super()
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# An explanatory label
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LVGL::LVLabel.new(@container).tap do |label|
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label.set_long_mode(LVGL::LABEL_LONG::BREAK)
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label.set_text(%Q{Your device booted in recovery mode.})
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label.set_align(LVGL::LABEL_ALIGN::CENTER)
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label.set_width(@container.get_width_fit)
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end
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# Our buttons palette!
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add_button("Generations #{LVGL::Symbols::RIGHT}", style: :primary) do
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GenerationsWindow.instance.present
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end
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add_buttons([
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*(Hal::RebootModes.options),
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])
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add_button("Power off") do
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run("poweroff")
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end
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end
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def on_initialization_finished()
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@header_bar.refresh_sizes()
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end
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def on_header_init()
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@header_bar = MobileNixOS::EnhancedHeaderBar.new(@screen)
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@header_bar.set_label("Recovery")
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end
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end
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# Shows the list of generations to boot into.
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class GenerationsWindow < LVGUI::BaseWindow
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include LVGUI::BaseUIElements
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include LVGUI::ButtonPalette
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include LVGUI::Window::WithBackButton
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goes_back_to ->() { MainWindow.instance }
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def update_switch_label()
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if use_generation_kernel?
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@use_generation_kernel.set_description("Use kexec with the generation kernel")
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else
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@use_generation_kernel.set_description("Continue directly to stage-2")
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end
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end
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def use_generation_kernel?()
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return false unless STAGE == 0
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@use_generation_kernel.get_state()
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end
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def initialize()
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super()
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if STAGE == 0
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# Add a toggle switch
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@use_generation_kernel = add_switch(
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"Boot using generation kernel",
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initial: true,
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) do |new_state|
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update_switch_label()
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end
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update_switch_label()
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end
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if File.exist?(::SELECTIONS)
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# Assume the first is primary
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first = true
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JSON.parse(File.read(::SELECTIONS)).each do |selection|
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add_button(selection["name"], style: (if first then :primary else nil end)) do
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File.open("/run/boot/choice", "w") do |file|
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file.write({
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generation: selection["id"],
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use_generation_kernel: use_generation_kernel?,
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}.to_json())
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end
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# Put back the console on the framebuffer
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VTConsole.map_console(1)
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exit 0
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end
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first = false
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end
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else
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LVGL::LVLabel.new(@container).tap do |label|
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text = "No generations could be found.\n\n"
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if LVGL::Introspection.simulator?
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text += "This is normal in the simulator."
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else
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text += "This is anormal, and may be a sign of things being wrong."
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end
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label.set_long_mode(LVGL::LABEL_LONG::BREAK)
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label.set_text(text)
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label.set_align(LVGL::LABEL_ALIGN::CENTER)
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label.set_width(@container.get_width_fit)
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end
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end
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end
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end
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end
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# We need to start somewhere...
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BootGUI::MainWindow.instance.present
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# And keep the GUI active.
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LVGUI.main_loop
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