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Clean Resolv.conf in official AMI build #2920

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Mar 21, 2025
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Clean Resolv.conf in official AMI build #2920

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8 changes: 6 additions & 2 deletions cookbooks/aws-parallelcluster-platform/files/ami_cleanup.sh
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Original file line number Diff line number Diff line change
@@ -1,5 +1,7 @@
#!/bin/bash

IS_OFFICIAL_AMI_BUILD=${1:-"false"}

# clean up cloud init artifacts https://cloudinit.readthedocs.io/en/latest/topics/cli.html#clean
cloud-init clean -s

Expand All @@ -21,8 +23,10 @@ if [ "${ID}${VERSION_ID}" == "centos7" ]; then
fi

# Clean resolv.conf if it's not managed by system
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@gmarciani gmarciani Mar 21, 2025

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could you please align this comment to the current strategy and put a short explanation, so that we will not forget i future?

if [ ! -L "/etc/resolv.conf" ]; then
sed -i '/^nameserver/d' /etc/resolv.conf
if [ "${IS_OFFICIAL_AMI_BUILD}" == "true" ]; then
echo "Clean resolv.conf for official AMIs"
echo -n > /etc/resolv.conf
rm -f /run/systemd/resolve/resolv.conf
fi

find /var/log -type f -exec /bin/rm -v {} \;
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