script for turning env-vars into config.js
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docker-entrypoint.sh
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83
docker-entrypoint.sh
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#!/bin/bash
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# We use this file to translate environmental variables to .env files used by the application
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set -e
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function create_document_string () {
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IFS=',' read -ra doc_array <<< "$DOCUMENTS"
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document_string="{"
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for i in "${doc_array[@]}"
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do
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IFS='=' read -ra document <<< "$i"
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document_string+="\"${document[0]}\": \"${document[1]}\","
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done
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# Remove trailing ","
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[[ "$document_string" == *, ]] && document_string=${document_string::${#document_string}-1}
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document_string+="}"
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echo $document_string
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}
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document_string=$(create_document_string)
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echo "
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{
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\"host\": \"$HOST\",
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\"port\": ${PORT},
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\"keyLength\": $KEY_LENGTH,
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\"maxLength\": $MAX_LENGTH,
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\"staticMaxAge\": $STATIC_MAX_AGE,
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\"recompressStaticAssets\": $RECOMPRESS_STATIC_ASSETS,
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\"logging\": [
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{
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\"level\": \"$LOGGING_LEVEL\",
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\"type\": \"$LOGGING_TYPE\",
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\"colorize\": $LOGGING_COLORIZE
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}
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],
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\"keyGenerator\": {
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\"type\": \"$KEYGENERATOR_TYPE\"
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},
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\"rateLimits\": {
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\"categories\": {
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\"normal\": {
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\"totalRequests\": $RATELIMITS_NORMAL_TOTAL_REQUESTS,
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\"every\": $RATELIMITS_NORMAL_EVERY_SECONDS
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},
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\"whitelist\": {
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\"totalRequests\": $RATELIMITS_WHITELIST_TOTAL_REQUESTS,
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\"every\": $RATELIMITS_WHITELIST_EVERY_SECONDS
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},
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\"blacklist\": {
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\"totalRequests\": $RATELIMITS_BLACKLIST_TOTAL_REQUESTS,
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\"every\": $RATELIMITS_BLACKLIST_EVERY_SECONDS
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}
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}
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},
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\"storage\": {
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\"type\": \"$STORAGE_TYPE\",
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\"host\": \"$STORAGE_HOST\",
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\"port\": $STORAGE_PORT,
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\"expire\": $STORAGE_EXPIRE_SECONDS,
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\"db\": $STORAGE_DB
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},
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\"documents\": $document_string
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}
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" > config.js
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exec "$@"
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