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Add netboot script

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This commit is contained in:
Ettore Di Giacinto 2022-11-07 21:23:20 +00:00
parent 82847a139d
commit ebbd1c9a1a
2 changed files with 26 additions and 0 deletions
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1
tools-image/Dockerfile
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@ -86,6 +86,7 @@ COPY ./arm /arm
COPY ./gce.sh /gce.sh COPY ./gce.sh /gce.sh
COPY ./raw-images.sh /raw-images.sh COPY ./raw-images.sh /raw-images.sh
COPY ./azure.sh /azure.sh COPY ./azure.sh /azure.sh
COPY ./netboot.sh /netboot.sh
COPY defaults.yaml /defaults.yaml COPY defaults.yaml /defaults.yaml

25
tools-image/netboot.sh Executable file
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@ -0,0 +1,25 @@
#!/bin/bash
# Extracts squashfs, kernel, initrd and generates a ipxe template script
ISO=$1
OUTPUT_NAME=$2
VERSION=$3
isoinfo -x /rootfs.squashfs -R -i $ISO > $OUTPUT_NAME.squashfs
isoinfo -x /boot/kernel -R -i $ISO > $OUTPUT_NAME-kernel
isoinfo -x /boot/initrd -R -i $ISO > $OUTPUT_NAME-initrd
RELEASE_URL=${RELEASE_URL:-https://github.com/kairos-io/kairos/releases/download}
cat > $OUTPUT_NAME.ipxe << EOF
#!ipxe
set url ${RELEASE_URL}/
set kernel $OUTPUT_NAME-kernel
set initrd $OUTPUT_NAME-initrd
set rootfs $OUTPUT_NAME.squashfs
# set config https://example.com/machine-config
# set cmdline extra.values=1
kernel \${url}/\${kernel} initrd=\${initrd} ip=dhcp rd.cos.disable root=live:\${url}/\${rootfs} netboot nodepair.enable config_url=\${config} console=tty1 console=ttyS0 \${cmdline}
initrd \${url}/\${initrd}
boot
EOF