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fix: restrict cfn-lint schema update to us-east-1 to avoid pickle error #3901

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Merged
licjun merged 1 commit into from
Apr 2, 2026
+3 −1
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fix: restrict cfn-lint schema update to us-east-1 to avoid pickle error #3901

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4 changes: 3 additions & 1 deletion bin/run_cfn_lint.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -11,10 +11,12 @@ fi

"${VENV}/bin/python" -m pip install cfn-lint --upgrade --quiet
# update cfn schema with retry logic (can fail due to network issues)
# --regions us-east-1 avoids a cfn-lint bug where updating all regions causes a
# multiprocessing pickle error. See https://github.com/aws-cloudformation/cfn-lint/issues/4379
MAX_RETRIES=3
RETRY_COUNT=0
while [ $RETRY_COUNT -lt $MAX_RETRIES ]; do
if "${VENV}/bin/cfn-lint" -u; then
if "${VENV}/bin/cfn-lint" -u --regions us-east-1; then
echo "Successfully updated cfn-lint schema"
break
else
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