25 lines
990 B
Plaintext
25 lines
990 B
Plaintext
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#!/bin/sh
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exec tail -n +3 $0
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# On read-only systems /boot/writable provides a writeable
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# subvolume which also stores the Ignition flag file.
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set flagpath="/boot/writable"
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# Determine if this is a first boot and set the variable
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# to be used later on the kernel command line.
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set ignition_firstboot=""
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if ! [ -f "${flagpath}/firstboot_happened" ]; then
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# default to dhcp networking parameters to be used with ignition
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set ignition_network_kcmdline='rd.neednet=1 ip=dhcp'
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# source in the `ignition.firstboot` file which could override the
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# above $ignition_network_kcmdline with static networking config.
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# This override feature is primarily used by coreos-installer to
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# persist static networking config provided during install to the
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# first boot of the machine.
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if [ -e "${flagpath}/ignition.firstboot" ]; then
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source "${flagpath}/ignition.firstboot"
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fi
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set ignition_firstboot="ignition.firstboot $ignition_network_kcmdline"
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fi
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