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15fcos: print warning If Ignition is run more than once #1148

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Aug 6, 2021
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15fcos: print warning If Ignition is run more than once #1148

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13 changes: 13 additions & 0 deletions overlay.d/15fcos/usr/libexec/coreos-check-ignition-config
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Original file line number Diff line number Diff line change
Expand Up @@ -14,6 +14,19 @@ ignitionBoot=$(jq -r .provisioningBootID "${IGNITION_RESULT}")
if [ $(cat /proc/sys/kernel/random/boot_id) = "${ignitionBoot}" ]; then
echo "Ignition: ran on ${d} (this boot)" \
> /run/issue.d/30_coreos_ignition_provisioning.issue
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# checking for /run/ostree-live as the live system with persistent storage can run Ignition more than once
if ! test -f /run/ostree-live && jq -e .previousReport.provisioningDate "${IGNITION_RESULT}" &>/dev/null; then
prevdate=$(date --date "$(jq -r .previousReport.provisioningDate "${IGNITION_RESULT}")" +"%Y/%m/%d %H:%M:%S %Z")
cat << EOF > /etc/issue.d/30_coreos_ignition_run_more_than_once.issue
${WARN}
############################################################################
WARNING: Ignition previously ran on ${prevdate}. Unexpected
behavior may occur. Ignition is not designed to run more than once per system.
############################################################################
${RESET}
EOF
fi
else
nreboots=$(($(journalctl --list-boots | wc -l) - 1))
[ "${nreboots}" -eq 1 ] && boot="boot" || boot="boots"
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