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@ -23,7 +23,6 @@ import java.lang.annotation.RetentionPolicy;
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import java.lang.annotation.Target;
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import java.lang.annotation.Target;
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import java.util.concurrent.Callable;
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import java.util.concurrent.Callable;
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import java.util.concurrent.CountDownLatch;
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import java.util.concurrent.CountDownLatch;
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import java.util.stream.StreamSupport;
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import javax.servlet.FilterChain;
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import javax.servlet.FilterChain;
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import javax.servlet.ServletException;
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import javax.servlet.ServletException;
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@ -33,8 +32,6 @@ import javax.servlet.http.HttpServletResponse;
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import io.micrometer.core.annotation.Timed;
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import io.micrometer.core.annotation.Timed;
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import io.micrometer.core.instrument.MeterRegistry;
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import io.micrometer.core.instrument.MeterRegistry;
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import io.micrometer.core.instrument.Statistic;
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import io.micrometer.core.instrument.Statistic;
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import io.micrometer.core.instrument.Tag;
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import io.micrometer.core.instrument.simple.SimpleMeterRegistry;
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import io.micrometer.prometheus.PrometheusConfig;
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import io.micrometer.prometheus.PrometheusConfig;
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import io.micrometer.prometheus.PrometheusMeterRegistry;
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import io.micrometer.prometheus.PrometheusMeterRegistry;
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import org.junit.Before;
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import org.junit.Before;
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@ -42,13 +39,10 @@ import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.junit.runner.RunWith;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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import org.springframework.boot.test.context.SpringBootTest;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.context.annotation.Import;
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import org.springframework.context.annotation.Import;
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import org.springframework.http.HttpStatus;
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import org.springframework.http.HttpStatus;
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import org.springframework.test.context.TestPropertySource;
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import org.springframework.test.context.junit4.SpringRunner;
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import org.springframework.test.context.junit4.SpringRunner;
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import org.springframework.test.context.web.WebAppConfiguration;
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import org.springframework.test.context.web.WebAppConfiguration;
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import org.springframework.test.web.servlet.MockMvc;
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import org.springframework.test.web.servlet.MockMvc;
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@ -64,8 +58,6 @@ import org.springframework.web.context.WebApplicationContext;
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import org.springframework.web.filter.OncePerRequestFilter;
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import org.springframework.web.filter.OncePerRequestFilter;
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import org.springframework.web.servlet.ModelAndView;
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import org.springframework.web.servlet.ModelAndView;
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import org.springframework.web.servlet.config.annotation.EnableWebMvc;
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import org.springframework.web.servlet.config.annotation.EnableWebMvc;
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import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
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import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
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import org.springframework.web.servlet.handler.HandlerMappingIntrospector;
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import org.springframework.web.servlet.handler.HandlerMappingIntrospector;
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import static org.assertj.core.api.Assertions.assertThat;
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import static org.assertj.core.api.Assertions.assertThat;
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@ -76,13 +68,14 @@ import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.
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import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
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import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
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/**
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/**
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* Tests for {@link MetricsFilter}
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* Tests for {@link WebMvcMetricsFilter}
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*
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*
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* @author Jon Schneider
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* @author Jon Schneider
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*/
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*/
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@RunWith(SpringRunner.class)
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@RunWith(SpringRunner.class)
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@WebAppConfiguration
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@WebAppConfiguration
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public class MetricsFilterTests {
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public class WebMvcMetricsFilterTests {
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@Autowired
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@Autowired
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private PrometheusMeterRegistry registry;
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private PrometheusMeterRegistry registry;
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@ -90,7 +83,7 @@ public class MetricsFilterTests {
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private WebApplicationContext context;
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private WebApplicationContext context;
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@Autowired
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@Autowired
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private MetricsFilter filter;
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private WebMvcMetricsFilter filter;
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private MockMvc mvc;
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private MockMvc mvc;
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@ -99,16 +92,13 @@ public class MetricsFilterTests {
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@Before
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@Before
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public void setupMockMvc() {
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public void setupMockMvc() {
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this.mvc = MockMvcBuilders
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this.mvc = MockMvcBuilders.webAppContextSetup(this.context)
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.webAppContextSetup(this.context)
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.addFilters(this.filter, new RedirectAndNotFoundFilter()).build();
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.addFilters(filter, new RedirectAndNotFoundFilter())
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.build();
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}
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}
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@Test
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@Test
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public void timedMethod() throws Exception {
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public void timedMethod() throws Exception {
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this.mvc.perform(get("/api/c1/10")).andExpect(status().isOk());
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this.mvc.perform(get("/api/c1/10")).andExpect(status().isOk());
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assertThat(this.registry.find("http.server.requests")
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assertThat(this.registry.find("http.server.requests")
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.tags("status", "200", "uri", "/api/c1/{id}", "public", "true")
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.tags("status", "200", "uri", "/api/c1/{id}", "public", "true")
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.value(Statistic.Count, 1.0).timer()).isPresent();
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.value(Statistic.Count, 1.0).timer()).isPresent();
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@ -117,7 +107,6 @@ public class MetricsFilterTests {
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@Test
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@Test
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public void subclassedTimedMethod() throws Exception {
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public void subclassedTimedMethod() throws Exception {
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this.mvc.perform(get("/api/c1/metaTimed/10")).andExpect(status().isOk());
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this.mvc.perform(get("/api/c1/metaTimed/10")).andExpect(status().isOk());
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assertThat(this.registry.find("http.server.requests")
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assertThat(this.registry.find("http.server.requests")
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.tags("status", "200", "uri", "/api/c1/metaTimed/{id}")
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.tags("status", "200", "uri", "/api/c1/metaTimed/{id}")
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.value(Statistic.Count, 1.0).timer()).isPresent();
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.value(Statistic.Count, 1.0).timer()).isPresent();
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@ -126,7 +115,6 @@ public class MetricsFilterTests {
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@Test
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@Test
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public void untimedMethod() throws Exception {
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public void untimedMethod() throws Exception {
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this.mvc.perform(get("/api/c1/untimed/10")).andExpect(status().isOk());
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this.mvc.perform(get("/api/c1/untimed/10")).andExpect(status().isOk());
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assertThat(this.registry.find("http.server.requests")
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assertThat(this.registry.find("http.server.requests")
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.tags("uri", "/api/c1/untimed/10").timer()).isEmpty();
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.tags("uri", "/api/c1/untimed/10").timer()).isEmpty();
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}
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}
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@ -134,39 +122,32 @@ public class MetricsFilterTests {
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@Test
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@Test
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public void timedControllerClass() throws Exception {
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public void timedControllerClass() throws Exception {
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this.mvc.perform(get("/api/c2/10")).andExpect(status().isOk());
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this.mvc.perform(get("/api/c2/10")).andExpect(status().isOk());
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assertThat(this.registry.find("http.server.requests").tags("status", "200")
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assertThat(this.registry.find("http.server.requests").tags("status", "200")
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.value(Statistic.Count, 1.0)
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.value(Statistic.Count, 1.0).timer()).isPresent();
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.timer()).isPresent();
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}
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}
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@Test
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@Test
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public void badClientRequest() throws Exception {
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public void badClientRequest() throws Exception {
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this.mvc.perform(get("/api/c1/oops")).andExpect(status().is4xxClientError());
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this.mvc.perform(get("/api/c1/oops")).andExpect(status().is4xxClientError());
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assertThat(this.registry.find("http.server.requests").tags("status", "400")
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assertThat(this.registry.find("http.server.requests").tags("status", "400")
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.value(Statistic.Count, 1.0)
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.value(Statistic.Count, 1.0).timer()).isPresent();
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.timer()).isPresent();
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}
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}
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@Test
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@Test
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public void redirectRequest() throws Exception {
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public void redirectRequest() throws Exception {
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this.mvc.perform(get("/api/redirect")
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this.mvc.perform(get("/api/redirect")
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.header(RedirectAndNotFoundFilter.TEST_MISBEHAVE_HEADER, "302")).andExpect(status().is3xxRedirection());
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.header(RedirectAndNotFoundFilter.TEST_MISBEHAVE_HEADER, "302"))
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.andExpect(status().is3xxRedirection());
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assertThat(this.registry.find("http.server.requests")
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assertThat(this.registry.find("http.server.requests").tags("uri", "REDIRECTION")
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.tags("uri", "REDIRECTION")
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.tags("status", "302").timer()).isPresent();
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.tags("status", "302").timer()).isPresent();
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}
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}
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@Test
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@Test
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public void notFoundRequest() throws Exception {
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public void notFoundRequest() throws Exception {
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this.mvc.perform(get("/api/not/found")
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this.mvc.perform(get("/api/not/found")
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.header(RedirectAndNotFoundFilter.TEST_MISBEHAVE_HEADER, "404")).andExpect(status().is4xxClientError());
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.header(RedirectAndNotFoundFilter.TEST_MISBEHAVE_HEADER, "404"))
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.andExpect(status().is4xxClientError());
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assertThat(this.registry.find("http.server.requests")
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assertThat(this.registry.find("http.server.requests").tags("uri", "NOT_FOUND")
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.tags("uri", "NOT_FOUND")
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.tags("status", "404").timer()).isPresent();
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.tags("status", "404").timer()).isPresent();
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}
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}
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@ -174,8 +155,7 @@ public class MetricsFilterTests {
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public void unhandledError() throws Exception {
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public void unhandledError() throws Exception {
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assertThatCode(() -> this.mvc.perform(get("/api/c1/unhandledError/10"))
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assertThatCode(() -> this.mvc.perform(get("/api/c1/unhandledError/10"))
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.andExpect(status().isOk()))
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.andExpect(status().isOk()))
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.hasRootCauseInstanceOf(RuntimeException.class);
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.hasRootCauseInstanceOf(RuntimeException.class);
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assertThat(this.registry.find("http.server.requests")
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assertThat(this.registry.find("http.server.requests")
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.tags("exception", "RuntimeException").value(Statistic.Count, 1.0)
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.tags("exception", "RuntimeException").value(Statistic.Count, 1.0)
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.timer()).isPresent();
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.timer()).isPresent();
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@ -184,22 +164,16 @@ public class MetricsFilterTests {
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@Test
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@Test
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public void longRunningRequest() throws Exception {
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public void longRunningRequest() throws Exception {
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MvcResult result = this.mvc.perform(get("/api/c1/long/10"))
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MvcResult result = this.mvc.perform(get("/api/c1/long/10"))
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.andExpect(request().asyncStarted())
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.andExpect(request().asyncStarted()).andReturn();
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.andReturn();
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// the request is not prematurely recorded as complete
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// the request is not prematurely recorded as complete
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assertThat(this.registry.find("http.server.requests")
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assertThat(this.registry.find("http.server.requests").tags("uri", "/api/c1/async")
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.tags("uri", "/api/c1/async").timer()).isNotPresent();
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.timer()).isNotPresent();
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// while the mapping is running, it contributes to the activeTasks count
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// while the mapping is running, it contributes to the activeTasks count
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assertThat(this.registry.find("my.long.request").tags("region", "test")
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assertThat(this.registry.find("my.long.request").tags("region", "test")
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.value(Statistic.Count, 1.0).longTaskTimer()).isPresent();
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.value(Statistic.Count, 1.0).longTaskTimer()).isPresent();
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// once the mapping completes, we can gather information about status, etc.
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// once the mapping completes, we can gather information about status, etc.
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asyncLatch.countDown();
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this.asyncLatch.countDown();
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this.mvc.perform(asyncDispatch(result)).andExpect(status().isOk());
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this.mvc.perform(asyncDispatch(result)).andExpect(status().isOk());
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assertThat(this.registry.find("http.server.requests").tags("status", "200")
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assertThat(this.registry.find("http.server.requests").tags("status", "200")
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.value(Statistic.Count, 1.0).timer()).isPresent();
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.value(Statistic.Count, 1.0).timer()).isPresent();
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}
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}
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@ -207,7 +181,6 @@ public class MetricsFilterTests {
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@Test
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@Test
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public void endpointThrowsError() throws Exception {
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public void endpointThrowsError() throws Exception {
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this.mvc.perform(get("/api/c1/error/10")).andExpect(status().is4xxClientError());
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this.mvc.perform(get("/api/c1/error/10")).andExpect(status().is4xxClientError());
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assertThat(this.registry.find("http.server.requests").tags("status", "422")
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assertThat(this.registry.find("http.server.requests").tags("status", "422")
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.value(Statistic.Count, 1.0).timer()).isPresent();
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.value(Statistic.Count, 1.0).timer()).isPresent();
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}
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}
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@ -215,7 +188,6 @@ public class MetricsFilterTests {
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@Test
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@Test
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public void regexBasedRequestMapping() throws Exception {
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public void regexBasedRequestMapping() throws Exception {
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this.mvc.perform(get("/api/c1/regex/.abc")).andExpect(status().isOk());
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this.mvc.perform(get("/api/c1/regex/.abc")).andExpect(status().isOk());
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assertThat(this.registry.find("http.server.requests")
|
|
|
|
assertThat(this.registry.find("http.server.requests")
|
|
|
|
.tags("uri", "/api/c1/regex/{id:\\.[a-z]+}").value(Statistic.Count, 1.0)
|
|
|
|
.tags("uri", "/api/c1/regex/{id:\\.[a-z]+}").value(Statistic.Count, 1.0)
|
|
|
|
.timer()).isPresent();
|
|
|
|
.timer()).isPresent();
|
|
|
|
@ -224,7 +196,6 @@ public class MetricsFilterTests {
|
|
|
|
@Test
|
|
|
|
@Test
|
|
|
|
public void recordQuantiles() throws Exception {
|
|
|
|
public void recordQuantiles() throws Exception {
|
|
|
|
this.mvc.perform(get("/api/c1/percentiles/10")).andExpect(status().isOk());
|
|
|
|
this.mvc.perform(get("/api/c1/percentiles/10")).andExpect(status().isOk());
|
|
|
|
|
|
|
|
|
|
|
|
assertThat(this.registry.scrape()).contains("quantile=\"0.5\"");
|
|
|
|
assertThat(this.registry.scrape()).contains("quantile=\"0.5\"");
|
|
|
|
assertThat(this.registry.scrape()).contains("quantile=\"0.95\"");
|
|
|
|
assertThat(this.registry.scrape()).contains("quantile=\"0.95\"");
|
|
|
|
}
|
|
|
|
}
|
|
|
|
@ -232,21 +203,22 @@ public class MetricsFilterTests {
|
|
|
|
@Test
|
|
|
|
@Test
|
|
|
|
public void recordHistogram() throws Exception {
|
|
|
|
public void recordHistogram() throws Exception {
|
|
|
|
this.mvc.perform(get("/api/c1/histogram/10")).andExpect(status().isOk());
|
|
|
|
this.mvc.perform(get("/api/c1/histogram/10")).andExpect(status().isOk());
|
|
|
|
|
|
|
|
|
|
|
|
assertThat(this.registry.scrape()).contains("le=\"0.001\"");
|
|
|
|
assertThat(this.registry.scrape()).contains("le=\"0.001\"");
|
|
|
|
assertThat(this.registry.scrape()).contains("le=\"30.0\"");
|
|
|
|
assertThat(this.registry.scrape()).contains("le=\"30.0\"");
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
@Target({ElementType.METHOD})
|
|
|
|
@Target({ ElementType.METHOD })
|
|
|
|
@Retention(RetentionPolicy.RUNTIME)
|
|
|
|
@Retention(RetentionPolicy.RUNTIME)
|
|
|
|
@Timed(percentiles = 0.95)
|
|
|
|
@Timed(percentiles = 0.95)
|
|
|
|
public @interface Timed95 {
|
|
|
|
public @interface Timed95 {
|
|
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
@Configuration
|
|
|
|
@Configuration
|
|
|
|
@EnableWebMvc
|
|
|
|
@EnableWebMvc
|
|
|
|
@Import({Controller1.class, Controller2.class})
|
|
|
|
@Import({ Controller1.class, Controller2.class })
|
|
|
|
static class MetricsFilterApp {
|
|
|
|
static class MetricsFilterApp {
|
|
|
|
|
|
|
|
|
|
|
|
@Bean
|
|
|
|
@Bean
|
|
|
|
MeterRegistry meterRegistry() {
|
|
|
|
MeterRegistry meterRegistry() {
|
|
|
|
// one of the few registries that support aggregable percentiles
|
|
|
|
// one of the few registries that support aggregable percentiles
|
|
|
|
@ -260,39 +232,44 @@ public class MetricsFilterTests {
|
|
|
|
|
|
|
|
|
|
|
|
@Bean
|
|
|
|
@Bean
|
|
|
|
public WebMvcMetrics controllerMetrics(MeterRegistry registry) {
|
|
|
|
public WebMvcMetrics controllerMetrics(MeterRegistry registry) {
|
|
|
|
return new WebMvcMetrics(registry, new DefaultWebMvcTagsProvider(), "http.server.requests", true,
|
|
|
|
return new WebMvcMetrics(registry, new DefaultWebMvcTagsProvider(),
|
|
|
|
false);
|
|
|
|
"http.server.requests", true, false);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
@Bean
|
|
|
|
@Bean
|
|
|
|
public MetricsFilter webMetricsFilter(WebMvcMetrics controllerMetrics, HandlerMappingIntrospector introspector) {
|
|
|
|
public WebMvcMetricsFilter webMetricsFilter(WebMvcMetrics controllerMetrics,
|
|
|
|
return new MetricsFilter(controllerMetrics, introspector);
|
|
|
|
HandlerMappingIntrospector introspector) {
|
|
|
|
|
|
|
|
return new WebMvcMetricsFilter(controllerMetrics, introspector);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
@RestController
|
|
|
|
@RestController
|
|
|
|
@RequestMapping("/api/c1")
|
|
|
|
@RequestMapping("/api/c1")
|
|
|
|
static class Controller1 {
|
|
|
|
static class Controller1 {
|
|
|
|
|
|
|
|
|
|
|
|
private final CountDownLatch asyncLatch;
|
|
|
|
private final CountDownLatch asyncLatch;
|
|
|
|
|
|
|
|
|
|
|
|
public Controller1(CountDownLatch asyncLatch) {
|
|
|
|
Controller1(CountDownLatch asyncLatch) {
|
|
|
|
this.asyncLatch = asyncLatch;
|
|
|
|
this.asyncLatch = asyncLatch;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
@Timed(extraTags = {"public", "true"})
|
|
|
|
@Timed(extraTags = { "public", "true" })
|
|
|
|
@GetMapping("/{id}")
|
|
|
|
@GetMapping("/{id}")
|
|
|
|
public String successfulWithExtraTags(@PathVariable Long id) {
|
|
|
|
public String successfulWithExtraTags(@PathVariable Long id) {
|
|
|
|
return id.toString();
|
|
|
|
return id.toString();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
@Timed
|
|
|
|
@Timed
|
|
|
|
@Timed(value = "my.long.request", extraTags = {"region", "test"}, longTask = true)
|
|
|
|
@Timed(value = "my.long.request", extraTags = { "region",
|
|
|
|
|
|
|
|
"test" }, longTask = true)
|
|
|
|
@GetMapping("/long/{id}")
|
|
|
|
@GetMapping("/long/{id}")
|
|
|
|
public Callable<String> takesLongTimeToSatisfy(@PathVariable Long id) {
|
|
|
|
public Callable<String> takesLongTimeToSatisfy(@PathVariable Long id) {
|
|
|
|
return () -> {
|
|
|
|
return () -> {
|
|
|
|
try {
|
|
|
|
try {
|
|
|
|
asyncLatch.await();
|
|
|
|
this.asyncLatch.await();
|
|
|
|
} catch (InterruptedException e) {
|
|
|
|
}
|
|
|
|
|
|
|
|
catch (InterruptedException e) {
|
|
|
|
throw new RuntimeException(e);
|
|
|
|
throw new RuntimeException(e);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return id.toString();
|
|
|
|
return id.toString();
|
|
|
|
@ -322,7 +299,7 @@ public class MetricsFilterTests {
|
|
|
|
return id;
|
|
|
|
return id;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
@Timed(percentiles = {0.50, 0.95})
|
|
|
|
@Timed(percentiles = { 0.50, 0.95 })
|
|
|
|
@GetMapping("/percentiles/{id}")
|
|
|
|
@GetMapping("/percentiles/{id}")
|
|
|
|
public String percentiles(@PathVariable String id) {
|
|
|
|
public String percentiles(@PathVariable String id) {
|
|
|
|
return id;
|
|
|
|
return id;
|
|
|
|
@ -345,16 +322,19 @@ public class MetricsFilterTests {
|
|
|
|
ModelAndView defaultErrorHandler(HttpServletRequest request, Exception e) {
|
|
|
|
ModelAndView defaultErrorHandler(HttpServletRequest request, Exception e) {
|
|
|
|
return new ModelAndView("myerror");
|
|
|
|
return new ModelAndView("myerror");
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
@RestController
|
|
|
|
@RestController
|
|
|
|
@Timed
|
|
|
|
@Timed
|
|
|
|
@RequestMapping("/api/c2")
|
|
|
|
@RequestMapping("/api/c2")
|
|
|
|
static class Controller2 {
|
|
|
|
static class Controller2 {
|
|
|
|
|
|
|
|
|
|
|
|
@GetMapping("/{id}")
|
|
|
|
@GetMapping("/{id}")
|
|
|
|
public String successful(@PathVariable Long id) {
|
|
|
|
public String successful(@PathVariable Long id) {
|
|
|
|
return id.toString();
|
|
|
|
return id.toString();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
static class RedirectAndNotFoundFilter extends OncePerRequestFilter {
|
|
|
|
static class RedirectAndNotFoundFilter extends OncePerRequestFilter {
|
|
|
|
@ -362,14 +342,18 @@ public class MetricsFilterTests {
|
|
|
|
static final String TEST_MISBEHAVE_HEADER = "x-test-misbehave-status";
|
|
|
|
static final String TEST_MISBEHAVE_HEADER = "x-test-misbehave-status";
|
|
|
|
|
|
|
|
|
|
|
|
@Override
|
|
|
|
@Override
|
|
|
|
protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response, FilterChain filterChain) throws ServletException, IOException {
|
|
|
|
protected void doFilterInternal(HttpServletRequest request,
|
|
|
|
|
|
|
|
HttpServletResponse response, FilterChain filterChain)
|
|
|
|
|
|
|
|
throws ServletException, IOException {
|
|
|
|
String misbehave = request.getHeader(TEST_MISBEHAVE_HEADER);
|
|
|
|
String misbehave = request.getHeader(TEST_MISBEHAVE_HEADER);
|
|
|
|
if (misbehave != null) {
|
|
|
|
if (misbehave != null) {
|
|
|
|
response.setStatus(Integer.parseInt(misbehave));
|
|
|
|
response.setStatus(Integer.parseInt(misbehave));
|
|
|
|
} else {
|
|
|
|
}
|
|
|
|
|
|
|
|
else {
|
|
|
|
filterChain.doFilter(request, response);
|
|
|
|
filterChain.doFilter(request, response);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
}
|
Phillip Webb
7 years ago