Docker stderr

CHANGELOG.md

@@ -7,6 +7,10 @@ to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
 
+### Fixes
+
+- Run as container, errors are merged into stdout (instead of going to stderr)
+
 ## [1.13.0] - 2021-12-24
 
 - added passwordless support

src/main/java/io/supertokens/storage/postgresql/ConnectionPool.java

@@ -135,7 +135,7 @@ static void initPool(Start start) {
                         }
                         if (!longMessagePrinted) {
                             longMessagePrinted = true;
-                            Logging.info(start, errorMessage);
+                            Logging.error(start, errorMessage, true);
                         }
                         double minsRemaining = (maxTryTime - System.currentTimeMillis()) / (1000.0 * 60);
                         NumberFormat formatter = new DecimalFormat("#0.0");

src/main/java/io/supertokens/storage/postgresql/output/Logging.java

@@ -165,6 +165,9 @@ private Logger createLoggerForConsole(Start start, String name) {
         logConsoleAppender.setEncoder(ple);
         logConsoleAppender.setContext(lc);
         logConsoleAppender.start();
+        if (name.startsWith("io.supertokens.storage.postgresql.Error")) {
+            logConsoleAppender.setTarget("System.err");
+        }
 
         Logger logger = (Logger) LoggerFactory.getLogger(name);
         logger.addAppender(logConsoleAppender);