mirror of
https://github.com/kairos-io/osbuilder.git
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25 lines
830 B
Bash
25 lines
830 B
Bash
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#!/bin/bash
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# Extracts squashfs, kernel, initrd and generates a ipxe template script
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ISO=$1
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OUTPUT_NAME=$2
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VERSION=$3
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isoinfo -x /rootfs.squashfs -R -i $ISO > $OUTPUT_NAME.squashfs
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isoinfo -x /boot/kernel -R -i $ISO > $OUTPUT_NAME-kernel
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isoinfo -x /boot/initrd -R -i $ISO > $OUTPUT_NAME-initrd
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RELEASE_URL=${RELEASE_URL:-https://github.com/kairos-io/kairos/releases/download}
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cat > $OUTPUT_NAME.ipxe << EOF
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#!ipxe
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set url ${RELEASE_URL}/
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set kernel $OUTPUT_NAME-kernel
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set initrd $OUTPUT_NAME-initrd
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set rootfs $OUTPUT_NAME.squashfs
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# set config https://example.com/machine-config
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# set cmdline extra.values=1
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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}
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initrd \${url}/\${initrd}
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boot
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EOF
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