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Split install.wim before creating USB image 

With newer Windows 10 versions, `install.wim` can become larger than
4GiB, which can't be placed in a FAT32 partition anymore. By splitting
it into chunks with `wimsplit` and removing `install.wim`, the larger
images work fine.
This commit is contained in:
Markus Partheymüller 2021-02-11 13:59:06 +01:00
parent c0d09940d7
commit fbd5b97d79
1 changed files with 5 additions and 1 deletions
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wfvm/win.nix
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@ -96,7 +96,7 @@ let
'' ''
#!${pkgs.runtimeShell} #!${pkgs.runtimeShell}
set -euxo pipefail set -euxo pipefail
export PATH=${lib.makeBinPath [ p7zip utils.qemu libguestfs ]}:$PATH export PATH=${lib.makeBinPath [ p7zip utils.qemu libguestfs pkgs.wimlib ]}:$PATH
# Create a bootable "USB" image # Create a bootable "USB" image
# Booting in USB mode circumvents the "press any key to boot from cdrom" prompt # Booting in USB mode circumvents the "press any key to boot from cdrom" prompt
@ -106,6 +106,10 @@ let
mkdir -p win/nix-win mkdir -p win/nix-win
7z x -y ${windowsIso} -owin 7z x -y ${windowsIso} -owin
# Split image so it fits in FAT32 partition
wimsplit win/sources/install.wim win/sources/install.swm 3072
rm win/sources/install.wim
cp ${autounattend.autounattendXML} win/autounattend.xml cp ${autounattend.autounattendXML} win/autounattend.xml
virt-make-fs --partition --type=fat win/ usbimage.img virt-make-fs --partition --type=fat win/ usbimage.img