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check secret for trailing newline and report #197

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check secret for trailing newline and report #197

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3 changes: 3 additions & 0 deletions root/etc/s6-overlay/s6-rc.d/init-envfile/run
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Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,9 @@ if find /run/s6/container_environment/*"FILE__"* -maxdepth 1 > /dev/null 2>&1; t
FILESTRIP=${FILENAME//FILE__/}
cat "${SECRETFILE}" >"${FILESTRIP}"
echo "[env-init] ${FILESTRIP##*/} set from ${FILENAME##*/}"
if [[ $(tail -c 1 ${SECRETFILE} | wc -l) -gt 0 ]]; then
echo "[env-init] The file ${SECRETFILE} contains a trailing newline, which may result in the set var not working as expected. Please confirm the trailing newline is intentional."
fi
else
echo "[env-init] cannot find secret in ${FILENAME##*/}"
fi
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