docker-minecraft-server/start-finalSetup05EnvVariables
Pavel Andreyev b67580af2c Support .conf extension for config files (#388)
* Support .conf extension for config files

* Update the docs for env variables
2019-09-24 10:21:59 -05:00

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Bash

#!/bin/bash
if [ "${REPLACE_ENV_VARIABLES^^}" = "TRUE" ]; then
echo "Replacing env variables in configs that match the prefix $ENV_VARIABLE_PREFIX..."
while IFS='=' read -r name value ; do
# check if name of env variable matches the prefix
# sanity check environment variables to avoid code injections
if [[ "$name" = $ENV_VARIABLE_PREFIX* ]] \
&& [[ $value =~ ^[0-9a-zA-Z_:/=?.+\-]*$ ]] \
&& [[ $name =~ ^[0-9a-zA-Z_\-]*$ ]]; then
echo "Replacing $name with $value ..."
find /data/ -type f \
\( -name "*.yml" -or -name "*.yaml" -or -name "*.txt" -or -name "*.cfg" \
-or -name "*.conf" -or -name "*.properties" \) \
-exec sed -i 's#${'"$name"'}#'"$value"'#g' {} \;
fi
done < <(env)
fi
exec /start-minecraftFinalSetup $@