move creating the config file to a js file

docker-entrypoint.js

@@ -0,0 +1,105 @@
+const { promisify } = require("util");
+const {
+  HOST,
+  PORT,
+  KEY_LENGTH,
+  MAX_LENGTH,
+  STATIC_MAX_AGE,
+  RECOMPRESS_STATIC_ASSETS,
+  STORAGE_TYPE,
+  STORAGE_HOST,
+  STORAGE_PORT,
+  STORAGE_EXPIRE_SECONDS,
+  STORAGE_DB,
+  STORAGE_AWS_BUCKET,
+  STORAGE_AWS_REGION,
+  STORAGE_PG_PASSWORD,
+  STORAGE_PG_USERNAME,
+  LOGGING_LEVEL,
+  LOGGING_TYPE,
+  LOGGING_COLORIZE,
+  KEYGENERATOR_TYPE,
+  KEY_GENERATOR_KEYSPACE,
+  RATE_LIMITS_NORMAL_TOTAL_REQUESTS,
+  RATE_LIMITS_NORMAL_EVERY_SECONDS,
+  RATE_LIMITS_WHITELIST_TOTAL_REQUESTS,
+  RATE_LIMITS_WHITELIST_EVERY_SECONDS,
+  RATE_LIMITS_WHITELIST,
+  RATE_LIMITS_BLACKLIST_TOTAL_REQUESTS,
+  RATE_LIMITS_BLACKLIST_EVERY_SECONDS,
+  RATE_LIMITS_BLACKLIST,
+  DOCUMENTS,
+} = process.env;
+
+const config = {
+  host: HOST,
+  port: PORT,
+
+  keyLength: KEY_LENGTH,
+
+  maxLength: MAX_LENGTH,
+
+  staticMaxAge: STATIC_MAX_AGE,
+
+  recompressStaticAssets: RECOMPRESS_STATIC_ASSETS,
+
+  logging: [
+    {
+      level: LOGGING_LEVEL,
+      type: LOGGING_TYPE,
+      colorize: LOGGING_COLORIZE,
+    },
+  ],
+
+  keyGenerator: {
+    type: KEYGENERATOR_TYPE,
+    keyspace: KEY_GENERATOR_KEYSPACE,
+  },
+
+  rateLimits: {
+    whitelist: RATE_LIMITS_WHITELIST ? RATE_LIMITS_WHITELIST.split(",") : [],
+    blacklist: RATE_LIMITS_BLACKLIST ? RATE_LIMITS_BLACKLIST.split(",") : [],
+    categories: {
+      normal: {
+        totalRequests: RATE_LIMITS_NORMAL_TOTAL_REQUESTS,
+        every: RATE_LIMITS_NORMAL_EVERY_SECONDS,
+      },
+      whitelist:
+        RATE_LIMITS_WHITELIST_EVERY_SECONDS ||
+        RATE_LIMITS_WHITELIST_TOTAL_REQUESTS
+          ? {
+              totalRequests: RATE_LIMITS_WHITELIST_TOTAL_REQUESTS,
+              every: RATE_LIMITS_WHITELIST_EVERY_SECONDS,
+            }
+          : null,
+      blacklist:
+        RATE_LIMITS_BLACKLIST_EVERY_SECONDS ||
+        RATE_LIMITS_BLACKLIST_TOTAL_REQUESTS
+          ? {
+              totalRequests: RATE_LIMITS_WHITELIST_TOTAL_REQUESTS,
+              every: RATE_LIMITS_BLACKLIST_EVERY_SECONDS,
+            }
+          : null,
+    },
+  },
+
+  storage: {
+    type: STORAGE_TYPE,
+    host: STORAGE_HOST,
+    port: STORAGE_PORT,
+    expire: STORAGE_EXPIRE_SECONDS,
+    bucket: STORAGE_AWS_BUCKET,
+    region: STORAGE_AWS_REGION,
+    connectionUrl: `postgres://${STORAGE_PG_USERNAME}:${STORAGE_PG_PASSWORD}@${STORAGE_HOST}:${STORAGE_PORT}/${STORAGE_DB}`,
+    db: STORAGE_DB,
+  },
+
+  documents: DOCUMENTS
+    ? DOCUMENTS.split(",").reduce((acc, item) => {
+        const keyAndValueArray = item.replace(/\s/g, "").split("=");
+        return { ...acc, [keyAndValueArray[0]]: keyAndValueArray[1] };
+      }, {})
+    : null,
+};
+
+console.log(JSON.stringify(config));