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make env handling more robust #129

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make env handling more robust #129

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19 changes: 12 additions & 7 deletions composer-action.bash
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Original file line number Diff line number Diff line change
Expand Up @@ -189,13 +189,18 @@ done <<<$(docker run --rm "${docker_tag}" env)

while IFS= read -r line
do
key=$(echo "$line" | cut -f1 -d=)
if printf '%s\n' "${dockerKeys[@]}" | grep -q -P "^${key}\$"
then
echo "Skipping env variable $key" >> output.log
else
echo "$line" >> DOCKER_ENV
fi
# Only process lines that look like valid KEY=VALUE pairs
if [[ "$line" =~ ^[A-Za-z_][A-Za-z0-9_]*= ]]; then
key=$(echo "$line" | cut -f1 -d=)
if printf '%s\n' "${dockerKeys[@]}" | grep -q -P "^${key}\$"
then
echo "Skipping env variable $key" >> output.log
else
echo "$line" >> DOCKER_ENV
fi
else
echo "Skipping invalid env line: $line" >> output.log
fi
done <<<$(env)

if [ -n "$ACTION_CONTAINER_WORKDIR" ]; then
Expand Down