mirror of
https://github.com/linuxboot/heads.git
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19a705c179
Signed-off-by: Matthew Drobnak <matthew@drobnak.com>
213 lines
5.1 KiB
Bash
Executable File
213 lines
5.1 KiB
Bash
Executable File
#!/bin/bash
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# Boot from a local disk installation
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BOARD_NAME=${CONFIG_BOARD_NAME:-${CONFIG_BOARD}}
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MAIN_MENU_TITLE="${BOARD_NAME} | $CONFIG_BRAND_NAME Basic Boot Menu"
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export BG_COLOR_MAIN_MENU="normal"
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. /etc/functions
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. /etc/gui_functions
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. /tmp/config
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# skip_to_menu is set if the user selects "continue to the main menu" from any
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# error, so we will indeed go to the main menu even if other errors occur. It's
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# reset when we reach the main menu so the user can retry from the main menu and
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# # see errors again.
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skip_to_menu="false"
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mount_boot()
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{
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TRACE_FUNC
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# Mount local disk if it is not already mounted
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while ! grep -q /boot /proc/mounts ; do
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# try to mount if CONFIG_BOOT_DEV exists
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if [ -e "$CONFIG_BOOT_DEV" ]; then
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mount -o ro $CONFIG_BOOT_DEV /boot
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[[ $? -eq 0 ]] && continue
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fi
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# CONFIG_BOOT_DEV doesn't exist or couldn't be mounted, so give user options
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BG_COLOR_MAIN_MENU="error"
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whiptail_error --title "ERROR: No Bootable OS Found!" \
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--menu " No bootable OS was found on the default boot device $CONFIG_BOOT_DEV.
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How would you like to proceed?" 0 80 4 \
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'b' ' Select a new boot device' \
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'u' ' Boot from USB' \
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'm' ' Continue to the main menu' \
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'x' ' Exit to recovery shell' \
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2>/tmp/whiptail || recovery "GUI menu failed"
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option=$(cat /tmp/whiptail)
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case "$option" in
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b )
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config-gui.sh boot_device_select
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if [ $? -eq 0 ]; then
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# update CONFIG_BOOT_DEV
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. /tmp/config
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BG_COLOR_MAIN_MENU="normal"
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fi
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;;
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u )
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exec /bin/usb-init
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;;
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m )
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skip_to_menu="true"
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break
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;;
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* )
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recovery "User requested recovery shell"
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;;
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esac
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done
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}
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prompt_auto_default_boot()
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{
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TRACE_FUNC
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echo -e "\n\n"
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if pause_automatic_boot; then
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echo -e "\n\nAttempting default boot...\n\n"
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attempt_default_boot
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fi
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}
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show_main_menu()
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{
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TRACE_FUNC
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date=`date "+%Y-%m-%d %H:%M:%S %Z"`
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whiptail_type $BG_COLOR_MAIN_MENU --title "$MAIN_MENU_TITLE" \
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--menu "$date" 0 80 10 \
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'd' ' Default boot' \
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'o' ' Options -->' \
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's' ' System Info' \
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'p' ' Power Off' \
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2>/tmp/whiptail || recovery "GUI menu failed"
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option=$(cat /tmp/whiptail)
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case "$option" in
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d )
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attempt_default_boot
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;;
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o )
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show_options_menu
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;;
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s )
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show_system_info
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;;
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p )
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poweroff
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;;
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esac
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}
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show_options_menu()
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{
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TRACE_FUNC
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whiptail_type $BG_COLOR_MAIN_MENU --title "$CONFIG_BRAND_NAME Basic Options" \
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--menu "" 0 80 10 \
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'b' ' Boot Options -->' \
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'c' ' Change configuration settings -->' \
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'f' ' Flash/Update the BIOS -->' \
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'x' ' Exit to recovery shell' \
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'r' ' <-- Return to main menu' \
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2>/tmp/whiptail || recovery "GUI menu failed"
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option=$(cat /tmp/whiptail)
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case "$option" in
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b )
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show_boot_options_menu
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;;
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c )
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config-gui.sh
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;;
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f )
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flash-gui.sh
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;;
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x )
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recovery "User requested recovery shell"
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;;
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r )
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;;
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esac
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}
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show_boot_options_menu()
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{
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TRACE_FUNC
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whiptail_type $BG_COLOR_MAIN_MENU --title "Boot Options" \
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--menu "Select A Boot Option" 0 80 10 \
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'm' ' Show OS boot menu' \
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'u' ' USB boot' \
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'r' ' <-- Return to main menu' \
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2>/tmp/whiptail || recovery "GUI menu failed"
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option=$(cat /tmp/whiptail)
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case "$option" in
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m )
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# select a kernel from the menu
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select_os_boot_option
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;;
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u )
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exec /bin/usb-init
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;;
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r )
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;;
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esac
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}
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select_os_boot_option()
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{
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TRACE_FUNC
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mount_boot
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kexec-select-boot -m -b /boot -c "grub.cfg" -g -i
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}
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attempt_default_boot()
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{
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TRACE_FUNC
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mount_boot
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DEFAULT_FILE=`find /boot/kexec_default.*.txt 2>/dev/null | head -1`
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# Basic by default boots automatically to the first menu option. This allows
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# kernel updates to work in Basic by default without prompting to select a
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# new default boot option.
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if [ "$CONFIG_BASIC_NO_AUTOMATIC_DEFAULT" != "y" ]; then
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basic-autoboot.sh
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elif [ -r "$DEFAULT_FILE" ]; then
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kexec-select-boot -b /boot -c "grub.cfg" -g -i -s \
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|| recovery "Failed default boot"
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elif (whiptail_warning --title 'No Default Boot Option Configured' \
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--yesno "There is no default boot option configured yet.\nWould you like to load a menu of boot options?\nOtherwise you will return to the main menu." 0 80) then
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kexec-select-boot -m -b /boot -c "grub.cfg" -g -i
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fi
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}
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# gui-init-basic start
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TRACE_FUNC
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# USB automatic boot (if configured) occurs before mounting /boot, this should
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# work even if no OS is installed
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if [ "$CONFIG_BASIC_USB_AUTOBOOT" = "y" ] && usb-autoboot.sh; then
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# USB autoboot was offered and interrupted. Don't offer the default boot,
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# go to the menu.
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skip_to_menu=true
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fi
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if ! detect_boot_device ; then
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# can't determine /boot device or no OS installed,
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# so fall back to interactive selection
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mount_boot
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fi
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if [ "$skip_to_menu" != "true" -a -n "$CONFIG_AUTO_BOOT_TIMEOUT" ]; then
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prompt_auto_default_boot
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fi
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while true; do
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TRACE_FUNC
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skip_to_menu="false"
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show_main_menu
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done
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recovery "Something failed during boot"
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