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Skip disks listed in DISK_DEVS that are not present on the machine #66

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Skip disks listed in DISK_DEVS that are not present on the machine #66

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5ff70d5
Generate ignoredisk/clearpart in %pre from disks present on the machine
nabeya11 Jul 27, 2026
2f340c4
Log when no disks in DISK_DEVS are found and quote device path
nabeya11 Jul 29, 2026
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2 changes: 1 addition & 1 deletion README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -101,7 +101,7 @@ Directory | Files | Note
### Generate installer ISO

```shell
export DISK_DEVS=sda,sdb # System has /dev/sda and /dev/sdb
export DISK_DEVS=sda,sdb # Disks usable by the installer; ones not present on the machine are skipped
export MAIN_DISK=sda # Install OS to /dev/sda
export PARTSIZE_DOCKER=8192 # 8G
export PARTSIZE_LOG=2048 # 2G
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25 changes: 22 additions & 3 deletions ks.tpl.cfg
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Expand Up @@ -7,7 +7,8 @@ cmdline
reboot
# Run the Setup Agent on first boot
firstboot --disable
ignoredisk --only-use=@@DISK_DEVS@@
# ignoredisk/clearpart with the disks existing on this machine, generated in %pre
%include /tmp/ks.diskdevs.cfg
# Keyboard layouts
keyboard --vckeymap=us --xlayouts='jp'
# System language
Expand All @@ -25,8 +26,6 @@ group --name=docker

%include /tmp/ks.media.cfg

# Partition clearing information
clearpart --all --initlabel --drives=@@DISK_DEVS@@
# Create partitions
part /boot/efi --fstype="efi" --ondisk=@@MAIN_DISK@@ --size=200 --fsoptions="umask=0077,shortname=winnt"
part / --fstype="ext4" --ondisk=@@MAIN_DISK@@ --size=2048 --mkfsoptions="-U 64eb4db5-3385-46a5-a3d5-c48197a53555"
Expand Down Expand Up @@ -59,6 +58,26 @@ else
echo "url --url http://172.16.250.1/iso" > /tmp/ks.media.cfg
fi

# Pick only the disks that exist on this machine
diskdevs=
for dev in $(echo @@DISK_DEVS@@ | tr "," " ")
do
if [ -b "/dev/${dev}" ]
then
diskdevs="${diskdevs:+${diskdevs},}${dev}"
else
echo "disk ${dev} not found, skipped"
fi
done
if [ -z "${diskdevs}" ]
then
echo "no disks in DISK_DEVS (@@DISK_DEVS@@) found"
fi
cat > /tmp/ks.diskdevs.cfg <<EOF
ignoredisk --only-use=${diskdevs}
clearpart --all --initlabel --drives=${diskdevs}
EOF

@@KS.PRE.CFG@@
%end

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