315 lines
6 KiB
ReStructuredText
315 lines
6 KiB
ReStructuredText
************************
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Prepare a boot directory
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************************
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Choose useful modules
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=====================
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Commented list: :ref:`grub_modules`
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Download packages
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=================
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current
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-------
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================== ===================================
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grub2-common fichiers v2 communs
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grub-common fichiers v2 et v1 communs
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grub-efi-amd64 architecture EFI avec installation
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grub-efi-amd64-bin architecture EFI sans installation
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grub-pc architecture BIOS avec installation
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grub-pc-bin architecture BIOS avec installation
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================== ===================================
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legacy
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------
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=========== ============
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grub-efi transitional
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grub-legacy maintenance
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=========== ============
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Put up a functional directory
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=============================
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boot/grub/grub.cfg
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.. code:: shell
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search --set --fs-uuid "YYYY-MM-DD-hh-mm-ss-cc"
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Or at worst:
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.. code:: shell
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search --set --label "LA_BEL"
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Generate a modular image
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========================
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/bin/tar
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.. code:: shell
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tar
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--create
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--dereference
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--file='grub.tar'
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--verbose
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boot
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* moddep.lst
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* kernel.img
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* lzma_decompress.img
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* diskboot.img
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* *.mod
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/usr/bin/grub-mkimage
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.. code:: shell
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grub-mkimage
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--directory='i386-pc'
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--format='i386-pc'
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--memdisk='grub.tar'
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--output='i386-pc/core.img'
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modules…
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i386-pc-eltorito for ISO encapsulation
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Make a device bootable
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======================
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* boot.img
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* core.img
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/usr/sbin/grub-bios-setup
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.. code:: shell
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grub-bios-setup \
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--directory="i386-pc" \
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/dev/sd?
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Prepare a boot menu
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===================
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available colors
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----------------
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========= ============= =========== ==========
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black blue green cyan
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red magenta brown light-gray
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dark-gray light-blue light-green light-cyan
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light-red light-magenta yellow white
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========= ============= =========== ==========
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* black backgrounds are actually transparent!
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available environment variables
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-------------------------------
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==================== =============================
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chosen 4
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color_highlight black/light-gray
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color_normal light-gray/black
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default "${id}"
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gfxmode 1024x768
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gfxpayload keep
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gfxterm_font unicode
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lang en_US
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locale_dir
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menu_color_highlight white/blue
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menu_color_normal cyan/blue
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pager 1
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prefix (hd?,msdos?)/live/boot/2.02-2
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root hd?,msdos?
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theme …/.txt
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timeout -1
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==================== =============================
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======= =====
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cmdpath (hd?)
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======= =====
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persistent environment variables file
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-------------------------------------
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* /usr/bin/grub-editenv
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.. code:: shell
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grub-editenv file create
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grub-editenv file set variable=value
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grub-editenv file unset variable
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boot a prepared system
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----------------------
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.. warning::
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Violent kernel crashes are to be expected if:
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1. the live-media-path has no .squashfs file
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#. the image basename:
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* doesn't end with .squashfs
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* is just .squashfs
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* contains ,
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----
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* /live/name.squashfs
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.. code:: shell
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linux /live/subdir/vmlinuz boot="live" toram="subdir/name.squashfs"
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initrd /live/subdir/initrd.img
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.. code:: shell
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loopback loop /live/dir/name.squashfs
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linux (loop)/vmlinuz boot="live" toram="dir/name.squashfs"
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initrd (loop)/initrd.img
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* Debian installed
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.. code:: shell
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unset path
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uuid="????????-????-????-????-????????????"
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search --set="path" --fs-uuid "${uuid}"
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if [ "${path}" ]; then
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path="(${path})"
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linux "${path}/vmlinuz" \
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elevator=deadline \
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root=UUID=${uuid}
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initrd "${path}/initrd.img"
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fi
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* Debian Installer
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.. code:: shell
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linux "/path/to/vmlinuz" priority="low"
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.. code:: shell
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linux "/path/to/vmlinuz" auto="true" \
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file="/hd-media/path/to/preseed"
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----
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.. code:: shell
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initrd /path/to/gtk/initrd.gz
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----
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* iso-scan's first pass goes only 1 subdirectories level down!
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.. todo::
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Test if iso-scan/filename really works
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.. code:: shell
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iso-scan/ask_second_pass="true" iso-scan/filename="/path/to/file.iso"
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* Debian Live
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.. code:: shell
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file="/path/to.iso"
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loopback loop "${file}"
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path="(loop)/live"
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linux "${path}/vmlinuz" boot="live" findiso="${file}" components
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initrd "${path}/initrd.img"
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* PartedMagic
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.. code:: shell
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file="/path/to.iso"
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loopback loop ${file}
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path="(loop)/pmagic"
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linux "${path}/bzImage64" iso_filename="${file}" load_ramdisk=1
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initrd "${path}/initrd.img" "${path}/fu.img" "${path}/m64.img"
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* Windows
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.. code:: shell
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menuentry "Windows" {
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drivemap -s (hd0) (hd1)
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chainloader (hd0,msdos2)+1
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}
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* CloneZilla
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.. code:: shell
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file="/path/to/file.iso"
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loopback loop "${file}"
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path="(loop)/live"
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linux "${path}/vmlinuz" findiso="${file}" \
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boot="live" union="overlay" \
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username="user" config components \
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toram="filesystem.squashfs" ip="" \
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locales="en_US.UTF-8" keyboard-layouts="fr-latin9" \
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----
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.. code:: shell
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ocs_live_batch="yes" \
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ocs_prerun="mount /dev/disk/by-uuid/${cz_home} /mnt" \
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ocs_prerun1="mount --bind /mnt/${cz_partimag} /home/partimag" \
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ocs_live_run="ocs-live-restore" \
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.. code:: shell
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ocs_live_extra_param="\
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-e1 auto -e2 -t -r -j2 -cs -k \
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-p reboot restoreparts ask_user ${cz_target}"
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.. code:: shell
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ocs_live_extra_param="\
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-q2 -j2 -rm-win-swap-hib -gs -z1p -i 1000000 -fsck-y \
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-p reboot saveparts ask_user ${cz_target}"
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----
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.. code:: shell
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ocs_live_batch="no" \
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ocs_live_run="ocs-live-general" \
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----
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.. code:: shell
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initrd "${path}/initrd.img"
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* ISO
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.. code:: shell
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xorrisofs \
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\
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-output live-grub.iso \
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\
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-volid "LIVE_GRUB" \
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-boot-info-table \
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-no-emul-boot \
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--modification-date="YYYYMMDDhhmmsscc" \
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-eltorito-boot live/boot/grub/2.02-2/i386-pc/core.img \
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-eltorito-catalog "boot.cat" \
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--boot-catalog-hide \
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\
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-exclude live/sources \
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-exclude live/boot/debian.squashfs/debootstrap \
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-exclude live/boot/debian.squashfs/live \
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-root "live" \
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"live"
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