Tweak otel stuff

pom.xml

@@ -38,6 +38,21 @@
 		<dependency>
 			<groupId>io.opentelemetry</groupId>
 			<artifactId>opentelemetry-exporter-otlp</artifactId>
+			<exclusions>
+				<exclusion>
+					<groupId>io.opentelemetry</groupId>
+					<artifactId>opentelemetry-exporter-sender-okhttp</artifactId>
+				</exclusion>
+			</exclusions>
+		</dependency>
+		<dependency>
+			<groupId>io.opentelemetry</groupId>
+			<artifactId>opentelemetry-exporter-sender-jdk</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>io.opentelemetry.contrib</groupId>
+			<artifactId>opentelemetry-samplers</artifactId>
+			<version>1.41.0-alpha</version>
 		</dependency>
 		<dependency>
 			<groupId>am.ik.spring</groupId>

src/main/java/am/ik/translation/config/OtelConfig.java

@@ -0,0 +1,35 @@
+package am.ik.translation.config;
+
+import io.opentelemetry.api.common.AttributeKey;
+import io.opentelemetry.api.trace.SpanKind;
+import io.opentelemetry.contrib.sampler.RuleBasedRoutingSampler;
+import io.opentelemetry.sdk.trace.samplers.Sampler;
+import org.springframework.beans.BeansException;
+import org.springframework.beans.factory.config.BeanPostProcessor;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration(proxyBeanMethods = false)
+public class OtelConfig {
+
+	@Bean
+	public static BeanPostProcessor filteringSpanExporterRegistrar() {
+		return new BeanPostProcessor() {
+			@Override
+			public Object postProcessAfterInitialization(Object bean, String beanName) throws BeansException {
+				if (bean instanceof Sampler) {
+					AttributeKey<String> uri = AttributeKey.stringKey("uri");
+					return RuleBasedRoutingSampler.builder(SpanKind.SERVER, (Sampler) bean)
+						.drop(uri, "^/readyz")
+						.drop(uri, "^/livez")
+						.drop(uri, "^/actuator")
+						.drop(uri, "^/cloudfoundryapplication")
+						.drop(uri, "^/_static")
+						.build();
+				}
+				return bean;
+			}
+		};
+	}
+
+}