Grub2: Unterschied zwischen den Versionen

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==/boot/grub/grub.cfg==
 
==/boot/grub/grub.cfg==
  
Beispiel Konfiguration:
+
vi /boot/grub/grub.cfg
<pre>
 
#
 
# DO NOT EDIT THIS FILE
 
#
 
# It is automatically generated by grub-mkconfig using templates
 
# from /etc/grub.d and settings from /etc/default/grub
 
#
 
  
### BEGIN /etc/grub.d/00_header ###
+
Um die Reihenfolge zu ändern, müssen dor tide "Menuentry's" geändert werden:
if [ -s $prefix/grubenv ]; then
+
Grub wird es von oben nach unten anzeigen.
  set have_grubenv=true
+
Beispiel: Im Moment ist der Booteintrag mit der "Wiederherstellungskonsole" an zweiter Stelle. Deshalb wird dieser Eintrag ausgeschnitten und über den ersten eingefügt.
  load_env
 
fi
 
set default="0"
 
  
if [ x"${feature_menuentry_id}" = xy ]; then
+
<pre>
  menuentry_id_option="--id"
+
  menuentry 'Ubuntu, mit Linux 3.5.0-36-generic' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.5.0-36-generic-advanced-3daa1a20-ab97-4eb8-84e3-137a1743bafd' {
else
+
        recordfail
  menuentry_id_option=""
+
                gfxmode $linux_gfx_mode
fi
+
                insmod gzio
 
+
                insmod part_msdos
export menuentry_id_option
+
                insmod ext2
 
+
                set root='hd0,msdos1'
if [ "${prev_saved_entry}" ]; then
+
                if [ x$feature_platform_search_hint = xy ]; then
  set saved_entry="${prev_saved_entry}"
+
                  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos1 --hint-efi=hd0,msdos1 --hint-baremetal=ahci0,msdos1  3daa1a20-ab97-4eb8-84e3-137a1743bafd
  save_env saved_entry
+
                else
  set prev_saved_entry=
+
                  search --no-floppy --fs-uuid --set=root 3daa1a20-ab97-4eb8-84e3-137a1743bafd
  save_env prev_saved_entry
+
                fi
  set boot_once=true
+
                echo   'Linux 3.5.0-36-generic wird geladen …'
fi
+
                linux   /boot/vmlinuz-3.5.0-36-generic root=UUID=3daa1a20-ab97-4eb8-84e3-137a1743bafd ro   
 
+
                echo   'Initiale Ramdisk wird geladen …'
function savedefault {
+
                initrd /boot/initrd.img-3.5.0-36-generic
  if [ -z "${boot_once}" ]; then
+
        }
    saved_entry="${chosen}"
+
        menuentry 'Ubuntu, mit Linux 3.5.0-36-generic (Wiederherstellungsmodus)' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.5.0-36-generic-recovery-3daa1a20-ab97-4eb8-84e3-137a1743bafd' {
    save_env saved_entry
+
        recordfail
  fi
+
                insmod gzio
}
+
                insmod part_msdos
 
+
                insmod ext2
function recordfail {
+
                set root='hd0,msdos1'
  set recordfail=1
+
                if [ x$feature_platform_search_hint = xy ]; then
  if [ -n "${have_grubenv}" ]; then if [ -z "${boot_once}" ]; then save_env recordfail; fi; fi
+
                  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos1 --hint-efi=hd0,msdos1 --hint-baremetal=ahci0,msdos1  3daa1a20-ab97-4eb8-84e3-137a1743bafd
}
+
                else
 
+
                  search --no-floppy --fs-uuid --set=root 3daa1a20-ab97-4eb8-84e3-137a1743bafd
function load_video {
+
                fi
  if [ x$feature_all_video_module = xy ]; then
+
                echo   'Linux 3.5.0-36-generic wird geladen …'
    insmod all_video
+
                linux   /boot/vmlinuz-3.5.0-36-generic root=UUID=3daa1a20-ab97-4eb8-84e3-137a1743bafd ro recovery nomodeset  
  else
+
                echo   'Initiale Ramdisk wird geladen …'
    insmod efi_gop
+
                initrd /boot/initrd.img-3.5.0-36-generic
    insmod efi_uga
+
        }
    insmod ieee1275_fb
+
</pre>
    insmod vbe
 
    insmod vga
 
    insmod video_bochs
 
    insmod video_cirrus
 
  fi
 
}
 
 
 
if [ x$feature_default_font_path = xy ] ; then
 
  font=unicode
 
else
 
insmod part_msdos
 
insmod ext2
 
set root='hd0,msdos1'
 
if [ x$feature_platform_search_hint = xy ]; then
 
  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos1 --hint-efi=hd0,msdos1 --hint-baremetal=ahci0,msdos1 63ffc967-659d-4db4-b3ac-6e037d4ee1dc
 
else
 
  search --no-floppy --fs-uuid --set=root 63ffc967-659d-4db4-b3ac-6e037d4ee1dc
 
fi
 
    font="/usr/share/grub/unicode.pf2"
 
fi
 
 
 
if loadfont $font ; then
 
  set gfxmode=auto
 
  load_video
 
  insmod gfxterm
 
  set locale_dir=$prefix/locale
 
  set lang=de_DE
 
  insmod gettext
 
fi
 
terminal_output gfxterm
 
if [ "${recordfail}" = 1 ]; then
 
  set timeout=-1
 
else
 
  set timeout=10
 
fi
 
### END /etc/grub.d/00_header ###
 
 
 
### BEGIN /etc/grub.d/05_debian_theme ###
 
set menu_color_normal=white/black
 
set menu_color_highlight=black/light-gray
 
#set_background_image "images/tile.png";
 
 
 
set menu_color_normal=white/black
 
set menu_color_highlight=black/light-gray
 
if background_color 0,0,0; then
 
  clear
 
fi
 
### END /etc/grub.d/05_debian_theme ###
 
 
 
### BEGIN /etc/grub.d/10_linux ###
 
function gfxmode {
 
set gfxpayload="${1}"
 
if [ "${1}" = "keep" ]; then
 
set vt_handoff=vt.handoff=7
 
else
 
set vt_handoff=
 
fi
 
}
 
if [ "${recordfail}" != 1 ]; then
 
  if [ -e ${prefix}/gfxblacklist.txt ]; then
 
    if hwmatch ${prefix}/gfxblacklist.txt 3; then
 
      if [ ${match} = 0 ]; then
 
        set linux_gfx_mode=keep
 
      else
 
        set linux_gfx_mode=text
 
      fi
 
    else
 
      set linux_gfx_mode=text
 
    fi
 
  else
 
    set linux_gfx_mode=keep
 
  fi
 
else
 
  set linux_gfx_mode=text
 
fi
 
export linux_gfx_mode
 
menuentry 'Kubuntu GNU/Linux' --class kubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-simple-63ffc967-659d-4db4-b3ac-6e037d4ee1dc' {
 
recordfail
 
load_video
 
gfxmode $linux_gfx_mode
 
insmod gzio
 
insmod part_msdos
 
insmod ext2
 
set root='hd0,msdos1'
 
if [ x$feature_platform_search_hint = xy ]; then
 
  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos1 --hint-efi=hd0,msdos1 --hint-baremetal=ahci0,msdos1  63ffc967-659d-4db4-b3ac-6e037d4ee1dc
 
else
 
  search --no-floppy --fs-uuid --set=root 63ffc967-659d-4db4-b3ac-6e037d4ee1dc
 
fi
 
linux /boot/vmlinuz-3.8.0-19-generic root=UUID=63ffc967-659d-4db4-b3ac-6e037d4ee1dc ro 
 
initrd /boot/initrd.img-3.8.0-19-generic
 
}
 
submenu 'Erweiterte Optionen für Kubuntu GNU/Linux' $menuentry_id_option 'gnulinux-advanced-63ffc967-659d-4db4-b3ac-6e037d4ee1dc' {
 
menuentry 'Kubuntu GNU/Linux, mit Linux 3.8.0-19-generic' --class kubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.8.0-19-generic-advanced-63ffc967-659d-4db4-b3ac-6e037d4ee1dc' {
 
recordfail
 
load_video
 
gfxmode $linux_gfx_mode
 
insmod gzio
 
insmod part_msdos
 
insmod ext2
 
set root='hd0,msdos1'
 
if [ x$feature_platform_search_hint = xy ]; then
 
  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos1 --hint-efi=hd0,msdos1 --hint-baremetal=ahci0,msdos1  63ffc967-659d-4db4-b3ac-6e037d4ee1dc
 
else
 
  search --no-floppy --fs-uuid --set=root 63ffc967-659d-4db4-b3ac-6e037d4ee1dc
 
fi
 
echo 'Linux 3.8.0-19-generic wird geladen …'
 
linux /boot/vmlinuz-3.8.0-19-generic root=UUID=63ffc967-659d-4db4-b3ac-6e037d4ee1dc ro   
 
echo 'Initiale Ramdisk wird geladen …'
 
initrd /boot/initrd.img-3.8.0-19-generic
 
}
 
menuentry 'Kubuntu GNU/Linux, mit Linux 3.8.0-19-generic (Wiederherstellungsmodus)' --class kubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.8.0-19-generic-recovery-63ffc967-659d-4db4-b3ac-6e037d4ee1dc' {
 
recordfail
 
load_video
 
insmod gzio
 
insmod part_msdos
 
insmod ext2
 
set root='hd0,msdos1'
 
if [ x$feature_platform_search_hint = xy ]; then
 
  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos1 --hint-efi=hd0,msdos1 --hint-baremetal=ahci0,msdos1  63ffc967-659d-4db4-b3ac-6e037d4ee1dc
 
else
 
  search --no-floppy --fs-uuid --set=root 63ffc967-659d-4db4-b3ac-6e037d4ee1dc
 
fi
 
echo 'Linux 3.8.0-19-generic wird geladen …'
 
linux /boot/vmlinuz-3.8.0-19-generic root=UUID=63ffc967-659d-4db4-b3ac-6e037d4ee1dc ro recovery nomodeset  
 
echo 'Initiale Ramdisk wird geladen …'
 
initrd /boot/initrd.img-3.8.0-19-generic
 
}
 
}
 
 
 
### END /etc/grub.d/10_linux ###
 
 
 
### BEGIN /etc/grub.d/20_linux_xen ###
 
 
 
### END /etc/grub.d/20_linux_xen ###
 
 
 
### BEGIN /etc/grub.d/20_memtest86+ ###
 
menuentry "Memory test (memtest86+)" {
 
insmod part_msdos
 
insmod ext2
 
set root='hd0,msdos1'
 
if [ x$feature_platform_search_hint = xy ]; then
 
  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos1 --hint-efi=hd0,msdos1 --hint-baremetal=ahci0,msdos1  63ffc967-659d-4db4-b3ac-6e037d4ee1dc
 
else
 
  search --no-floppy --fs-uuid --set=root 63ffc967-659d-4db4-b3ac-6e037d4ee1dc
 
fi
 
linux16 /boot/memtest86+.bin
 
}
 
menuentry "Memory test (memtest86+, serial console 115200)" {
 
insmod part_msdos
 
insmod ext2
 
set root='hd0,msdos1'
 
if [ x$feature_platform_search_hint = xy ]; then
 
  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos1 --hint-efi=hd0,msdos1 --hint-baremetal=ahci0,msdos1  63ffc967-659d-4db4-b3ac-6e037d4ee1dc
 
else
 
  search --no-floppy --fs-uuid --set=root 63ffc967-659d-4db4-b3ac-6e037d4ee1dc
 
fi
 
linux16 /boot/memtest86+.bin console=ttyS0,115200n8
 
}
 
### END /etc/grub.d/20_memtest86+ ###
 
 
 
### BEGIN /etc/grub.d/30_os-prober ###
 
if [ "x${timeout}" != "x-1" ]; then
 
  if keystatus; then
 
    if keystatus --shift; then
 
      set timeout=-1
 
    else
 
      set timeout=0
 
    fi
 
  else
 
    if sleep --interruptible 3 ; then
 
      set timeout=0
 
    fi
 
  fi
 
fi
 
### END /etc/grub.d/30_os-prober ###
 
 
 
### BEGIN /etc/grub.d/30_uefi-firmware ###
 
### END /etc/grub.d/30_uefi-firmware ###
 
 
 
### BEGIN /etc/grub.d/40_custom ###
 
# This file provides an easy way to add custom menu entries.  Simply type the
 
# menu entries you want to add after this comment.  Be careful not to change
 
# the 'exec tail' line above.
 
### END /etc/grub.d/40_custom ###
 
  
### BEGIN /etc/grub.d/41_custom ###
+
nun ändern in:
if [ -f  ${config_directory}/custom.cfg ]; then
 
  source ${config_directory}/custom.cfg
 
elif [ -z "${config_directory}" -a -f  $prefix/custom.cfg ]; then
 
  source $prefix/custom.cfg;
 
fi
 
### END /etc/grub.d/41_custom ###
 
  
 +
<pre>
 +
        menuentry 'Ubuntu, mit Linux 3.5.0-36-generic (Wiederherstellungsmodus)' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.5.0-36-generic-recovery-3daa1a20-ab97-4eb8-84e3-137a1743bafd' {
 +
        recordfail
 +
                insmod gzio
 +
                insmod part_msdos
 +
                insmod ext2
 +
                set root='hd0,msdos1'
 +
                if [ x$feature_platform_search_hint = xy ]; then
 +
                  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos1 --hint-efi=hd0,msdos1 --hint-baremetal=ahci0,msdos1  3daa1a20-ab97-4eb8-84e3-137a1743bafd
 +
                else
 +
                  search --no-floppy --fs-uuid --set=root 3daa1a20-ab97-4eb8-84e3-137a1743bafd
 +
                fi
 +
                echo    'Linux 3.5.0-36-generic wird geladen …'
 +
                linux  /boot/vmlinuz-3.5.0-36-generic root=UUID=3daa1a20-ab97-4eb8-84e3-137a1743bafd ro recovery nomodeset
 +
                echo    'Initiale Ramdisk wird geladen …'
 +
                initrd  /boot/initrd.img-3.5.0-36-generic
 +
        }
 +
menuentry 'Ubuntu, mit Linux 3.5.0-36-generic' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.5.0-36-generic-advanced-3daa1a20-ab97-4eb8-84e3-137a1743bafd' {
 +
        recordfail
 +
                gfxmode $linux_gfx_mode
 +
                insmod gzio
 +
                insmod part_msdos
 +
                insmod ext2
 +
                set root='hd0,msdos1'
 +
                if [ x$feature_platform_search_hint = xy ]; then
 +
                  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos1 --hint-efi=hd0,msdos1 --hint-baremetal=ahci0,msdos1  3daa1a20-ab97-4eb8-84e3-137a1743bafd
 +
                else
 +
                  search --no-floppy --fs-uuid --set=root 3daa1a20-ab97-4eb8-84e3-137a1743bafd
 +
                fi
 +
                echo    'Linux 3.5.0-36-generic wird geladen …'
 +
                linux  /boot/vmlinuz-3.5.0-36-generic root=UUID=3daa1a20-ab97-4eb8-84e3-137a1743bafd ro 
 +
                echo    'Initiale Ramdisk wird geladen …'
 +
                initrd  /boot/initrd.img-3.5.0-36-generic
 +
        }
 
</pre>
 
</pre>
  
 
==/etc/default/grub==
 
==/etc/default/grub==
 
==/etc/grub.d/==
 
==/etc/grub.d/==

Version vom 13. Februar 2014, 11:46 Uhr

Installation

Grub wird in den MBR der angeben Festplatte geschrieben: (BSP)

grub-install /dev/sda [Achtung, Bootreihenfolge im BIOS/UEFI beachten!]

oder auf einer Partition: (BSP)

grub-install --force /dev/sda3

Konfigurationsdateien

/boot/grub/grub.cfg

vi /boot/grub/grub.cfg

Um die Reihenfolge zu ändern, müssen dor tide "Menuentry's" geändert werden: Grub wird es von oben nach unten anzeigen. Beispiel: Im Moment ist der Booteintrag mit der "Wiederherstellungskonsole" an zweiter Stelle. Deshalb wird dieser Eintrag ausgeschnitten und über den ersten eingefügt.

 menuentry 'Ubuntu, mit Linux 3.5.0-36-generic' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.5.0-36-generic-advanced-3daa1a20-ab97-4eb8-84e3-137a1743bafd' {
        recordfail
                gfxmode $linux_gfx_mode
                insmod gzio
                insmod part_msdos
                insmod ext2
                set root='hd0,msdos1'
                if [ x$feature_platform_search_hint = xy ]; then
                  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos1 --hint-efi=hd0,msdos1 --hint-baremetal=ahci0,msdos1  3daa1a20-ab97-4eb8-84e3-137a1743bafd
                else
                  search --no-floppy --fs-uuid --set=root 3daa1a20-ab97-4eb8-84e3-137a1743bafd
                fi
                echo    'Linux 3.5.0-36-generic wird geladen …'
                linux   /boot/vmlinuz-3.5.0-36-generic root=UUID=3daa1a20-ab97-4eb8-84e3-137a1743bafd ro   
                echo    'Initiale Ramdisk wird geladen …'
                initrd  /boot/initrd.img-3.5.0-36-generic
        }
        menuentry 'Ubuntu, mit Linux 3.5.0-36-generic (Wiederherstellungsmodus)' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.5.0-36-generic-recovery-3daa1a20-ab97-4eb8-84e3-137a1743bafd' {
        recordfail
                insmod gzio
                insmod part_msdos
                insmod ext2
                set root='hd0,msdos1'
                if [ x$feature_platform_search_hint = xy ]; then
                  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos1 --hint-efi=hd0,msdos1 --hint-baremetal=ahci0,msdos1  3daa1a20-ab97-4eb8-84e3-137a1743bafd
                else
                  search --no-floppy --fs-uuid --set=root 3daa1a20-ab97-4eb8-84e3-137a1743bafd
                fi
                echo    'Linux 3.5.0-36-generic wird geladen …'
                linux   /boot/vmlinuz-3.5.0-36-generic root=UUID=3daa1a20-ab97-4eb8-84e3-137a1743bafd ro recovery nomodeset 
                echo    'Initiale Ramdisk wird geladen …'
                initrd  /boot/initrd.img-3.5.0-36-generic
        }

nun ändern in:

 
        menuentry 'Ubuntu, mit Linux 3.5.0-36-generic (Wiederherstellungsmodus)' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.5.0-36-generic-recovery-3daa1a20-ab97-4eb8-84e3-137a1743bafd' {
        recordfail
                insmod gzio
                insmod part_msdos
                insmod ext2
                set root='hd0,msdos1'
                if [ x$feature_platform_search_hint = xy ]; then
                  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos1 --hint-efi=hd0,msdos1 --hint-baremetal=ahci0,msdos1  3daa1a20-ab97-4eb8-84e3-137a1743bafd
                else
                  search --no-floppy --fs-uuid --set=root 3daa1a20-ab97-4eb8-84e3-137a1743bafd
                fi
                echo    'Linux 3.5.0-36-generic wird geladen …'
                linux   /boot/vmlinuz-3.5.0-36-generic root=UUID=3daa1a20-ab97-4eb8-84e3-137a1743bafd ro recovery nomodeset 
                echo    'Initiale Ramdisk wird geladen …'
                initrd  /boot/initrd.img-3.5.0-36-generic
        }
menuentry 'Ubuntu, mit Linux 3.5.0-36-generic' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.5.0-36-generic-advanced-3daa1a20-ab97-4eb8-84e3-137a1743bafd' {
        recordfail
                gfxmode $linux_gfx_mode
                insmod gzio
                insmod part_msdos
                insmod ext2
                set root='hd0,msdos1'
                if [ x$feature_platform_search_hint = xy ]; then
                  search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos1 --hint-efi=hd0,msdos1 --hint-baremetal=ahci0,msdos1  3daa1a20-ab97-4eb8-84e3-137a1743bafd
                else
                  search --no-floppy --fs-uuid --set=root 3daa1a20-ab97-4eb8-84e3-137a1743bafd
                fi
                echo    'Linux 3.5.0-36-generic wird geladen …'
                linux   /boot/vmlinuz-3.5.0-36-generic root=UUID=3daa1a20-ab97-4eb8-84e3-137a1743bafd ro   
                echo    'Initiale Ramdisk wird geladen …'
                initrd  /boot/initrd.img-3.5.0-36-generic
        }

/etc/default/grub

/etc/grub.d/