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Support mapping volumes in Dev Service container based databases
This is a very useful feature that allows mapping volumes in the Dev Service containers. For example: to keep the Postgres data folder in the localsystem and hence have the data persistently. Fix #30595
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36 changes: 36 additions & 0 deletions
36
extensions/devservices/common/src/main/java/io/quarkus/devservices/common/Volumes.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,36 @@ | ||
| package io.quarkus.devservices.common; | ||
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| import java.net.URL; | ||
| import java.util.Map; | ||
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| import org.testcontainers.containers.BindMode; | ||
| import org.testcontainers.containers.GenericContainer; | ||
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| public final class Volumes { | ||
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| private static final String CLASSPATH = "classpath:"; | ||
| private static final String EMPTY = ""; | ||
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| private Volumes() { | ||
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| } | ||
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| public static void addVolumes(GenericContainer<?> container, Map<String, String> volumes) { | ||
| for (Map.Entry<String, String> volume : volumes.entrySet()) { | ||
| String hostLocation = volume.getKey(); | ||
| BindMode bindMode = BindMode.READ_WRITE; | ||
| if (volume.getKey().startsWith(CLASSPATH)) { | ||
| URL url = Thread.currentThread().getContextClassLoader() | ||
| .getResource(hostLocation.replaceFirst(CLASSPATH, EMPTY)); | ||
| if (url == null) { | ||
| throw new IllegalStateException("Classpath resource at '" + hostLocation + "' not found!"); | ||
| } | ||
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| hostLocation = url.getPath(); | ||
| bindMode = BindMode.READ_ONLY; | ||
| } | ||
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| container.withFileSystemBind(hostLocation, volume.getValue(), bindMode); | ||
| } | ||
| } | ||
| } |
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44 changes: 44 additions & 0 deletions
44
...quarkus/jdbc/postgresql/deployment/DevServicesPostgresqlDatasourceWithVolumeTestCase.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,44 @@ | ||
| package io.quarkus.jdbc.postgresql.deployment; | ||
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| import static org.junit.jupiter.api.Assertions.assertEquals; | ||
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| import java.sql.CallableStatement; | ||
| import java.sql.Connection; | ||
| import java.sql.ResultSet; | ||
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| import javax.sql.DataSource; | ||
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| import jakarta.inject.Inject; | ||
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| import org.junit.jupiter.api.DisplayName; | ||
| import org.junit.jupiter.api.Test; | ||
| import org.junit.jupiter.api.extension.RegisterExtension; | ||
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| import io.quarkus.test.QuarkusUnitTest; | ||
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| public class DevServicesPostgresqlDatasourceWithVolumeTestCase { | ||
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| @RegisterExtension | ||
| static QuarkusUnitTest test = new QuarkusUnitTest() | ||
| .overrideConfigKey("quarkus.datasource.db-kind", "postgresql") | ||
| // The official postgres image will execute all the scripts in the folder "docker-entrypoint-initdb.d" | ||
| .overrideConfigKey("quarkus.datasource.devservices.volumes.\"classpath:./init-db.sql\"", | ||
| "/docker-entrypoint-initdb.d/init-db.sql"); | ||
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| @Inject | ||
| DataSource ds; | ||
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| @Test | ||
| @DisplayName("Test if volume is mounted successfully") | ||
| public void testDatasource() throws Exception { | ||
| int result = 0; | ||
| try (Connection con = ds.getConnection(); | ||
| CallableStatement cs = con.prepareCall("SELECT my_func()"); | ||
| ResultSet rs = cs.executeQuery()) { | ||
| if (rs.next()) { | ||
| result = rs.getInt(1); | ||
| } | ||
| } | ||
| assertEquals(100, result, "The init script should have been executed"); | ||
| } | ||
| } |