From 6e817323b0dc664f0f6ae04b1a281d0d388811d1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Edd=C3=BA=20Mel=C3=A9ndez=20Gonzales?=
 <eddu.melendez@gmail.com>
Date: Mon, 21 Aug 2023 09:40:31 -0600
Subject: [PATCH] Replace R2DBC Host by docker host ip address (#7431)

---
 .../testcontainers/r2dbc/R2DBCDatabaseContainerProvider.java   | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/modules/r2dbc/src/main/java/org/testcontainers/r2dbc/R2DBCDatabaseContainerProvider.java b/modules/r2dbc/src/main/java/org/testcontainers/r2dbc/R2DBCDatabaseContainerProvider.java
index 9d3efc17ac7..ded7aaa9ffd 100644
--- a/modules/r2dbc/src/main/java/org/testcontainers/r2dbc/R2DBCDatabaseContainerProvider.java
+++ b/modules/r2dbc/src/main/java/org/testcontainers/r2dbc/R2DBCDatabaseContainerProvider.java
@@ -5,6 +5,7 @@
 import io.r2dbc.spi.ConnectionFactoryMetadata;
 import io.r2dbc.spi.ConnectionFactoryOptions;
 import io.r2dbc.spi.Option;
+import org.testcontainers.DockerClientFactory;
 
 import javax.annotation.Nullable;
 
@@ -21,7 +22,7 @@ public interface R2DBCDatabaseContainerProvider {
     default ConnectionFactoryMetadata getMetadata(ConnectionFactoryOptions options) {
         ConnectionFactoryOptions.Builder builder = options.mutate();
         if (!options.hasOption(ConnectionFactoryOptions.HOST)) {
-            builder.option(ConnectionFactoryOptions.HOST, "localhost");
+            builder.option(ConnectionFactoryOptions.HOST, DockerClientFactory.instance().dockerHostIpAddress());
         }
         if (!options.hasOption(ConnectionFactoryOptions.PORT)) {
             builder.option(ConnectionFactoryOptions.PORT, 65535);