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fix(aws): stop s3fs caching missing FC/kernel/envd objects #3510

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fix(aws): stop s3fs caching missing FC/kernel/envd objects #3510

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fix(aws): stop s3fs caching missing FC/kernel/envd objects
tomassrnka Aug 1, 2026
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tomassrnka Aug 3, 2026
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10 changes: 6 additions & 4 deletions iac/provider-aws/modules/nodepool-client/scripts/start-client.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -75,24 +75,26 @@ modprobe nbd nbds_max=4096
mkdir -p /fc-vm

# Mount envd buckets
# disable_noobj_cache: s3fs caches negative lookups for stat_cache_expire (900s
# default), hiding freshly uploaded envd/kernel/FC versions until the entry expires.
envd_dir="/fc-envd"
mkdir -p $envd_dir
s3fs "${FC_ENV_PIPELINE_BUCKET_NAME}" "$envd_dir" -o allow_other -o umask=000 -o nonempty -o iam_role -o enable_noobj_cache
s3fs "${FC_ENV_PIPELINE_BUCKET_NAME}" "$envd_dir" -o allow_other -o umask=000 -o nonempty -o iam_role -o disable_noobj_cache

# Mount kernels
kernels_dir="/fc-kernels"
mkdir -p $kernels_dir
s3fs "${FC_KERNELS_BUCKET_NAME}" "$kernels_dir" -o allow_other -o umask=000 -o nonempty -o iam_role -o enable_noobj_cache
s3fs "${FC_KERNELS_BUCKET_NAME}" "$kernels_dir" -o allow_other -o umask=000 -o nonempty -o iam_role -o disable_noobj_cache

# Mount FC versions
fc_versions_dir="/fc-versions"
mkdir -p $fc_versions_dir
s3fs "${FC_VERSIONS_BUCKET_NAME}" "$fc_versions_dir" -o allow_other -o umask=000 -o nonempty -o iam_role -o enable_noobj_cache
s3fs "${FC_VERSIONS_BUCKET_NAME}" "$fc_versions_dir" -o allow_other -o umask=000 -o nonempty -o iam_role -o disable_noobj_cache

# Mount busybox
busybox_dir="/fc-busybox"
mkdir -p $busybox_dir
s3fs "${FC_BUSYBOX_BUCKET_NAME}" "$busybox_dir" -o allow_other -o umask=000 -o nonempty -o iam_role -o enable_noobj_cache
s3fs "${FC_BUSYBOX_BUCKET_NAME}" "$busybox_dir" -o allow_other -o umask=000 -o nonempty -o iam_role -o disable_noobj_cache

# These variables are passed in via Terraform template interpolation
aws s3 cp "s3://${SCRIPTS_BUCKET}/run-consul-${RUN_CONSUL_FILE_HASH}.sh" /opt/consul/bin/run-consul.sh
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