#2487 - ebean-test support Docker In Docker - docker container's hostname rather than hardcoded "localhost"

ebean-test/src/main/java/io/ebean/test/config/platform/ClickHouseSetup.java

@@ -11,7 +11,7 @@ class ClickHouseSetup implements PlatformSetup {
     config.setDefaultPort(8123);
     config.setUsername("default");
     config.setPassword("");
-    config.setUrl("jdbc:clickhouse://localhost:${port}/${databaseName}");
+    config.setUrl("jdbc:clickhouse://${host}:${port}/${databaseName}");
     config.setDriver("ru.yandex.clickhouse.ClickHouseDriver");
     config.datasourceDefaults();
 

ebean-test/src/main/java/io/ebean/test/config/platform/CockroachSetup.java

@@ -11,7 +11,7 @@ class CockroachSetup implements PlatformSetup {
     config.setDefaultPort(26257);
     config.setUsername("root");
     config.setPassword("");
-    config.setUrl("jdbc:postgresql://localhost:${port}/${databaseName}?sslmode=disable");
+    config.setUrl("jdbc:postgresql://${host}:${port}/${databaseName}?sslmode=disable");
     config.setDriver("org.postgresql.Driver");
     config.datasourceDefaults();
 

ebean-test/src/main/java/io/ebean/test/config/platform/Config.java

@@ -4,8 +4,8 @@ import io.ebean.config.DatabaseConfig;
 import io.ebean.datasource.DataSourceConfig;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-
 import java.io.File;
+import java.util.Locale;
 import java.util.Properties;
 
 /**
@@ -26,7 +26,6 @@ class Config {
   private final String db;
   private final String platform;
   private String dockerPlatform;
-
   private String databaseName;
 
   private final Properties properties;
@@ -231,11 +230,30 @@ class Config {
 
   void setUrl(String urlPattern) {
     String val = getPlatformKey("url", urlPattern);
+    val = val.replace("${host}", host());
     val = val.replace("${port}", String.valueOf(port));
     val = val.replace("${databaseName}", databaseName);
     this.url = val;
   }
 
+  String host() {
+    String defaultHost = isInDocker() ? dockerHost() : "localhost";
+    return getPlatformKey("host", defaultHost);
+  }
+
+  static String dockerHost() {
+    String os = System.getProperty("os.name", "generic").toLowerCase(Locale.ENGLISH);
+    if (os.contains("mac") || os.contains("darwin") || os.contains("win")) {
+      return "host.docker.internal";
+    } else {
+      return "172.17.0.1";
+    }
+  }
+
+  boolean isInDocker() {
+    return new File("/.dockerenv").exists();
+  }
+
   /**
    * Append to the connection URL.
    */

ebean-test/src/main/java/io/ebean/test/config/platform/Db2Setup.java

@@ -11,7 +11,7 @@ class Db2Setup implements PlatformSetup {
     config.setDefaultPort(50000);
     config.setUsernameDefault();
     config.setPasswordDefault();
-    config.setUrl("jdbc:db2://localhost:${port}/${databaseName}");
+    config.setUrl("jdbc:db2://${host}:${port}/${databaseName}");
     config.setDriver("com.ibm.db2.jcc.DB2Driver");
     config.datasourceDefaults();
 

ebean-test/src/main/java/io/ebean/test/config/platform/HanaSetup.java

@@ -20,7 +20,7 @@ class HanaSetup implements PlatformSetup {
     config.setUsername("SYSTEM");
     config.setPassword("HXEHana1");
     config.setDatabaseName("HXE");
-    config.setUrl("jdbc:sap://localhost:${port}/?databaseName=${databaseName}");
+    config.setUrl("jdbc:sap://${host}:${port}/?databaseName=${databaseName}");
     String schema = config.getSchema();
     if (schema != null && !schema.equals(config.getUsername())) {
       config.urlAppend("&currentSchema=" + schema);

ebean-test/src/main/java/io/ebean/test/config/platform/MariaDBSetup.java

@@ -13,7 +13,7 @@ class MariaDBSetup implements PlatformSetup {
     config.setDefaultPort(defaultPort);
     config.setUsernameDefault();
     config.setPasswordDefault();
-    config.setUrl("jdbc:mariadb://localhost:${port}/${databaseName}?useLegacyDatetimeCode=false");
+    config.setUrl("jdbc:mariadb://${host}:${port}/${databaseName}?useLegacyDatetimeCode=false");
     config.datasourceDefaults();
 
     return dockerProperties(config);

ebean-test/src/main/java/io/ebean/test/config/platform/MySqlSetup.java

@@ -13,7 +13,7 @@ class MySqlSetup implements PlatformSetup {
     config.setDefaultPort(defaultPort);
     config.setUsernameDefault();
     config.setPasswordDefault();
-    config.setUrl("jdbc:mysql://localhost:${port}/${databaseName}");
+    config.setUrl("jdbc:mysql://${host}:${port}/${databaseName}");
     config.setDriver(defaultDriver());
     config.datasourceDefaults();
 

ebean-test/src/main/java/io/ebean/test/config/platform/PostgisSetup.java

@@ -20,7 +20,7 @@ class PostgisSetup implements PlatformSetup {
     config.setUsernameDefault();
     config.setPasswordDefault();
     config.setDriver("org.postgis.DriverWrapperLW");
-    config.setUrl("jdbc:postgresql_lwgis://localhost:${port}/${databaseName}");
+    config.setUrl("jdbc:postgresql_lwgis://${host}:${port}/${databaseName}");
 
     String schema = config.getSchema();
     if (schema != null && !schema.equals(config.getUsername())) {

ebean-test/src/main/java/io/ebean/test/config/platform/PostgresSetup.java

@@ -13,7 +13,7 @@ class PostgresSetup implements PlatformSetup {
     config.setDefaultPort(defaultPort);
     config.setUsernameDefault();
     config.setPasswordDefault();
-    config.setUrl("jdbc:postgresql://localhost:${port}/${databaseName}");
+    config.setUrl("jdbc:postgresql://${host}:${port}/${databaseName}");
 
     String schema = config.getSchema();
     if (schema != null && !schema.equals(config.getUsername())) {
@@ -44,7 +44,7 @@ class PostgresSetup implements PlatformSetup {
     config.setDefaultPort(defaultPort);
     config.setExtraUsernameDefault();
     config.setExtraDbPasswordDefault();
-    config.setUrl("jdbc:postgresql://localhost:${port}/${databaseName}");
+    config.setUrl("jdbc:postgresql://${host}:${port}/${databaseName}");
     config.setDriver("org.postgresql.Driver");
     config.extraDatasourceDefaults();
   }

ebean-test/src/main/java/io/ebean/test/config/platform/SqlServerSetup.java

@@ -13,7 +13,7 @@ class SqlServerSetup implements PlatformSetup {
     config.setDefaultPort(1433);
     config.setUsernameDefault();
     config.setPassword("SqlS3rv#r");
-    config.setUrl("jdbc:sqlserver://localhost:${port};databaseName=${databaseName};sendTimeAsDateTime=false");
+    config.setUrl("jdbc:sqlserver://${host}:${port};databaseName=${databaseName};sendTimeAsDateTime=false");
     config.setDriver("com.microsoft.sqlserver.jdbc.SQLServerDriver");
     config.datasourceDefaults();