Fail when datasource dev service port is configured for shared network

extensions/datasource/deployment/src/main/java/io/quarkus/datasource/deployment/devservices/DevServicesDatasourceProcessor.java

@@ -6,6 +6,7 @@
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.List;
+import java.util.Locale;
 import java.util.Map;
 import java.util.Optional;
 import java.util.stream.Collectors;
@@ -32,6 +33,7 @@
 import io.quarkus.deployment.builditem.DevServicesComposeProjectBuildItem;
 import io.quarkus.deployment.builditem.DevServicesResultBuildItem;
 import io.quarkus.deployment.builditem.DevServicesResultBuildItem.RunningDevService;
+import io.quarkus.deployment.builditem.DevServicesSharedNetworkBuildItem;
 import io.quarkus.deployment.builditem.DockerStatusBuildItem;
 import io.quarkus.deployment.builditem.LaunchModeBuildItem;
 import io.quarkus.deployment.console.ConsoleInstalledBuildItem;
@@ -41,6 +43,7 @@
 import io.quarkus.deployment.pkg.builditem.CurateOutcomeBuildItem;
 import io.quarkus.runtime.LaunchMode;
 import io.quarkus.runtime.configuration.ConfigUtils;
+import io.quarkus.runtime.configuration.ConfigurationException;
 
 @BuildSteps(onlyIf = { IsDevServicesSupportedByLaunchMode.class, DevServicesConfig.Enabled.class })
 public class DevServicesDatasourceProcessor {
@@ -62,6 +65,7 @@ DevServicesDatasourceResultBuildItem launchDatabases(
             DevServicesComposeProjectBuildItem composeProjectBuildItem,
             List<DefaultDataSourceDbKindBuildItem> installedDrivers,
             List<DevServicesDatasourceProviderBuildItem> devDBProviders,
+            List<DevServicesSharedNetworkBuildItem> devServicesSharedNetworkBuildItem,
             DataSourcesBuildTimeConfig dataSourcesBuildTimeConfig,
             LaunchModeBuildItem launchMode,
             List<DevServicesDatasourceConfigurationHandlerBuildItem> configurationHandlerBuildItems,
@@ -70,6 +74,10 @@ DevServicesDatasourceResultBuildItem launchDatabases(
             CuratedApplicationShutdownBuildItem closeBuildItem,
             LoggingSetupBuildItem loggingSetupBuildItem,
             DevServicesConfig devServicesConfig) {
+
+        boolean useSharedNetwork = DevServicesSharedNetworkBuildItem.isSharedNetworkRequired(devServicesConfig,
+                devServicesSharedNetworkBuildItem);
+
         //figure out if we need to shut down and restart existing databases
         //if not and the DB's have already started we just return
         if (databases != null) {
@@ -136,7 +144,7 @@ DevServicesDatasourceResultBuildItem launchDatabases(
                     devDBProviderMap, entry.getValue(), configHandlersByDbType, propertiesMap,
                     dockerStatusBuildItem, composeProjectBuildItem,
                     launchMode.getLaunchMode(), consoleInstalledBuildItem, loggingSetupBuildItem,
-                    devServicesConfig);
+                    devServicesConfig, useSharedNetwork);
             if (devService != null) {
                 runningDevServices.add(devService);
                 results.put(entry.getKey(), toDbResult(devService));
@@ -218,7 +226,8 @@ private RunningDevService startDevDb(
             DockerStatusBuildItem dockerStatusBuildItem,
             DevServicesComposeProjectBuildItem composeProjectBuildItem,
             LaunchMode launchMode, Optional<ConsoleInstalledBuildItem> consoleInstalledBuildItem,
-            LoggingSetupBuildItem loggingSetupBuildItem, DevServicesConfig devServicesConfig) {
+            LoggingSetupBuildItem loggingSetupBuildItem, DevServicesConfig devServicesConfig, boolean useSharedNetwork) {
+
         String dataSourcePrettyName = DataSourceUtil.isDefault(dbName) ? "default datasource" : "datasource " + dbName;
 
         if (!ConfigUtils.getFirstOptionalValue(
@@ -235,6 +244,13 @@ private RunningDevService startDevDb(
             return null;
         }
 
+        if (useSharedNetwork && dataSourceBuildTimeConfig.devservices().port().isPresent()) {
+            throw new ConfigurationException(String.format(Locale.ROOT,
+                    "Cannot set a port for the Dev Service of datasource '%s' using '%s', because it is using a shared network, which disables port mapping",
+                    DataSourceUtil.dataSourcePropertyKey(dbName, "devservices.port"),
+                    dataSourcePrettyName));
+        }
+
         Boolean enabled = dataSourceBuildTimeConfig.devservices().enabled().orElse(!hasNamedDatasources);
 
         Optional<String> defaultDbKind = DefaultDataSourceDbKindBuildItem.resolve(