also set the OTLP logging resource from config

service/src/main/java/org/whispersystems/textsecuregcm/metrics/MetricsUtil.java

@@ -28,6 +28,7 @@ import io.opentelemetry.sdk.OpenTelemetrySdk;
 import io.opentelemetry.sdk.logs.SdkLoggerProvider;
 import io.opentelemetry.sdk.logs.export.BatchLogRecordProcessor;
 import io.opentelemetry.sdk.resources.Resource;
+import io.opentelemetry.sdk.resources.ResourceBuilder;
 import io.opentelemetry.semconv.ServiceAttributes;
 
 import java.time.Duration;
@@ -122,15 +123,14 @@ public class MetricsUtil {
         .map(u -> u.endsWith("/v1/logs") ? u : u + "/v1/logs")
         .orElse("http://localhost:4318/v1/logs");
 
+    final ResourceBuilder resource = Resource.builder();
+    config.getOpenTelemetryConfiguration().resourceAttributes().forEach((k, v) -> resource.put(k, v));
+
     final OpenTelemetrySdk openTelemetry =
       OpenTelemetrySdk.builder()
         .setLoggerProvider(
           SdkLoggerProvider.builder()
-            .setResource(
-              Resource.builder()
-                .put(ServiceAttributes.SERVICE_NAME, "chat")
-                .put(ServiceAttributes.SERVICE_VERSION, WhisperServerVersion.getServerVersion())
-                .build())
+            .setResource(resource.build())
             .addLogRecordProcessor(
               BatchLogRecordProcessor.builder(
                 OtlpHttpLogRecordExporter.builder()

service/src/main/java/org/whispersystems/textsecuregcm/metrics/OpenTelemetryAppenderFactory.java

@@ -15,7 +15,6 @@ import io.dropwizard.logging.common.async.AsyncAppenderFactory;
 import io.dropwizard.logging.common.filter.LevelFilterFactory;
 import io.dropwizard.logging.common.layout.LayoutFactory;
 import io.opentelemetry.instrumentation.logback.appender.v1_0.OpenTelemetryAppender;
-import jakarta.validation.constraints.NotEmpty;
 
 @JsonTypeName("otlp")
 public class OpenTelemetryAppenderFactory extends AbstractAppenderFactory<ILoggingEvent> {