Add OpenTelemetry Logging Service Connection from LgtmStackContainer and Docker Compose

See gh-42174

spring-boot-project/spring-boot-testcontainers/src/main/java/org/springframework/boot/testcontainers/service/connection/otlp/GrafanaOpenTelemetryLoggingContainerConnectionDetailsFactory.java

@@ -0,0 +1,67 @@
+/*
+ * Copyright 2012-2024 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.boot.testcontainers.service.connection.otlp;
+
+import org.testcontainers.grafana.LgtmStackContainer;
+
+import org.springframework.boot.actuate.autoconfigure.logging.opentelemetry.otlp.OtlpLoggingConnectionDetails;
+import org.springframework.boot.actuate.autoconfigure.opentelemetry.otlp.Transport;
+import org.springframework.boot.testcontainers.service.connection.ContainerConnectionDetailsFactory;
+import org.springframework.boot.testcontainers.service.connection.ContainerConnectionSource;
+import org.springframework.boot.testcontainers.service.connection.ServiceConnection;
+
+/**
+ * {@link ContainerConnectionDetailsFactory} to create
+ * {@link OtlpLoggingConnectionDetails} from a
+ * {@link ServiceConnection @ServiceConnection}-annotated {@link LgtmStackContainer} using
+ * the {@code "grafana/otel-lgtm"} image.
+ *
+ * @author Eddú Meléndez
+ */
+class GrafanaOpenTelemetryLoggingContainerConnectionDetailsFactory
+		extends ContainerConnectionDetailsFactory<LgtmStackContainer, OtlpLoggingConnectionDetails> {
+
+	GrafanaOpenTelemetryLoggingContainerConnectionDetailsFactory() {
+		super(ANY_CONNECTION_NAME,
+				"org.springframework.boot.actuate.autoconfigure.logging.opentelemetry.otlp.OtlpLoggingAutoConfiguration");
+	}
+
+	@Override
+	protected OtlpLoggingConnectionDetails getContainerConnectionDetails(
+			ContainerConnectionSource<LgtmStackContainer> source) {
+		return new OpenTelemetryLoggingContainerConnectionDetails(source);
+	}
+
+	private static final class OpenTelemetryLoggingContainerConnectionDetails
+			extends ContainerConnectionDetails<LgtmStackContainer> implements OtlpLoggingConnectionDetails {
+
+		private OpenTelemetryLoggingContainerConnectionDetails(ContainerConnectionSource<LgtmStackContainer> source) {
+			super(source);
+		}
+
+		@Override
+		public String getUrl(Transport transport) {
+			String url = switch (transport) {
+				case HTTP -> getContainer().getOtlpHttpUrl();
+				case GRPC -> getContainer().getOtlpGrpcUrl();
+			};
+			return "%s/v1/logs".formatted(url);
+		}
+
+	}
+
+}

spring-boot-project/spring-boot-testcontainers/src/main/resources/META-INF/spring.factories

@@ -23,6 +23,7 @@ org.springframework.boot.testcontainers.service.connection.ldap.OpenLdapContaine
 org.springframework.boot.testcontainers.service.connection.liquibase.LiquibaseContainerConnectionDetailsFactory,\
 org.springframework.boot.testcontainers.service.connection.mongo.MongoContainerConnectionDetailsFactory,\
 org.springframework.boot.testcontainers.service.connection.neo4j.Neo4jContainerConnectionDetailsFactory,\
+org.springframework.boot.testcontainers.service.connection.otlp.GrafanaOpenTelemetryLoggingContainerConnectionDetailsFactory,\
 org.springframework.boot.testcontainers.service.connection.otlp.GrafanaOpenTelemetryMetricsContainerConnectionDetailsFactory,\
 org.springframework.boot.testcontainers.service.connection.otlp.GrafanaOpenTelemetryTracingContainerConnectionDetailsFactory,\
 org.springframework.boot.testcontainers.service.connection.otlp.OpenTelemetryLoggingContainerConnectionDetailsFactory,\