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Polish "Add basic auth support for Prometheus pushgateway"

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See gh-22548
pull/22918/head
Stephane Nicoll 4 years ago
parent 9ddc97f815
commit 14eb041086
3 changed files with 96 additions and 66 deletions
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44
spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/metrics/export/prometheus/PrometheusMetricsExportAutoConfiguration.java
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@ -16,6 +16,11 @@
package org.springframework.boot.actuate.autoconfigure.metrics.export.prometheus;
import java.net.MalformedURLException;
import java.net.URL;
import java.time.Duration;
import java.util.Map;
import io.micrometer.core.instrument.Clock;
import io.micrometer.prometheus.PrometheusConfig;
import io.micrometer.prometheus.PrometheusMeterRegistry;
@ -24,6 +29,7 @@ import io.prometheus.client.exporter.BasicAuthHttpConnectionFactory;
import io.prometheus.client.exporter.PushGateway;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.boot.actuate.autoconfigure.endpoint.condition.ConditionalOnAvailableEndpoint;
import org.springframework.boot.actuate.autoconfigure.metrics.CompositeMeterRegistryAutoConfiguration;
import org.springframework.boot.actuate.autoconfigure.metrics.MetricsAutoConfiguration;
@ -44,21 +50,17 @@ import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.env.Environment;
import org.springframework.core.log.LogMessage;
import java.net.MalformedURLException;
import java.net.URL;
import java.time.Duration;
import java.util.Map;
import org.springframework.util.StringUtils;
/**
* {@link EnableAutoConfiguration Auto-configuration} for exporting metrics to Prometheus.
*
* @since 2.0.0
* @author Jon Schneider
* @author David J. M. Karlsen
* @since 2.0.0
*/
@Configuration(proxyBeanMethods = false)
@AutoConfigureBefore({CompositeMeterRegistryAutoConfiguration.class, SimpleMetricsExportAutoConfiguration.class})
@AutoConfigureBefore({ CompositeMeterRegistryAutoConfiguration.class, SimpleMetricsExportAutoConfiguration.class })
@AutoConfigureAfter(MetricsAutoConfiguration.class)
@ConditionalOnBean(Clock.class)
@ConditionalOnClass(PrometheusMeterRegistry.class)
@ -75,7 +77,7 @@ public class PrometheusMetricsExportAutoConfiguration {
@Bean
@ConditionalOnMissingBean
public PrometheusMeterRegistry prometheusMeterRegistry(PrometheusConfig prometheusConfig,
CollectorRegistry collectorRegistry, Clock clock) {
CollectorRegistry collectorRegistry, Clock clock) {
return new PrometheusMeterRegistry(prometheusConfig, collectorRegistry, clock);
}
@ -118,30 +120,30 @@ public class PrometheusMetricsExportAutoConfiguration {
@Bean
@ConditionalOnMissingBean
public PrometheusPushGatewayManager prometheusPushGatewayManager(CollectorRegistry collectorRegistry,
PrometheusProperties prometheusProperties, Environment environment) {
PrometheusProperties prometheusProperties, Environment environment) {
PrometheusProperties.Pushgateway properties = prometheusProperties.getPushgateway();
Duration pushRate = properties.getPushRate();
String job = getJob(properties, environment);
Map<String, String> groupingKey = properties.getGroupingKey();
ShutdownOperation shutdownOperation = properties.getShutdownOperation();
return new PrometheusPushGatewayManager(getPushGateway(properties.getBaseUrl()), collectorRegistry,
pushRate, job, groupingKey, shutdownOperation);
PushGateway pushGateway = initializePushGateway(properties.getBaseUrl());
if (StringUtils.hasText(properties.getUsername())) {
pushGateway.setConnectionFactory(
new BasicAuthHttpConnectionFactory(properties.getUsername(), properties.getPassword()));
}
return new PrometheusPushGatewayManager(pushGateway, collectorRegistry, pushRate, job, groupingKey,
shutdownOperation);
}
private PushGateway getPushGateway(String url) {
PushGateway pushGateway = null;
private PushGateway initializePushGateway(String url) {
try {
pushGateway = new PushGateway(new URL(url));
} catch (MalformedURLException ex) {
return new PushGateway(new URL(url));
}
catch (MalformedURLException ex) {
logger.warn(LogMessage
.format("Invalid PushGateway base url '%s': update your configuration to a valid URL", url));
pushGateway = new PushGateway(url);
}
PrometheusProperties.Pushgateway properties = prometheusProperties.getPushgateway();
if (properties.getAuthEnabled()) {
pushgateway.setConnectionFactory(new BasicAuthHttpConnectionFactory(properties.getAuthusername(), properties.getAuthpassword()));
return new PushGateway(url);
}
return pushGateway;
}
private String getJob(PrometheusProperties.Pushgateway properties, Environment environment) {

74
spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/metrics/export/prometheus/PrometheusProperties.java
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@ -16,14 +16,15 @@
package org.springframework.boot.actuate.autoconfigure.metrics.export.prometheus;
import io.micrometer.prometheus.HistogramFlavor;
import org.springframework.boot.actuate.metrics.export.prometheus.PrometheusPushGatewayManager.ShutdownOperation;
import org.springframework.boot.context.properties.ConfigurationProperties;
import java.time.Duration;
import java.util.HashMap;
import java.util.Map;
import io.micrometer.prometheus.HistogramFlavor;
import org.springframework.boot.actuate.metrics.export.prometheus.PrometheusPushGatewayManager.ShutdownOperation;
import org.springframework.boot.context.properties.ConfigurationProperties;
/**
* {@link ConfigurationProperties @ConfigurationProperties} for configuring metrics export
* to Prometheus.
@ -85,7 +86,6 @@ public class PrometheusProperties {
return this.pushgateway;
}
/**
* Configuration options for push-based interaction with Prometheus.
*/
@ -102,34 +102,29 @@ public class PrometheusProperties {
private String baseUrl = "http://localhost:9091";
/**
* Frequency with which to push metrics.
*/
private Duration pushRate = Duration.ofMinutes(1);
/**
* Job identifier for this application instance.
* Login user of the Prometheus Pushgateway.
*/
private String job;
private String username;
/**
* Grouping key for the pushed metrics.
* Login password of the Prometheus Pushgateway.
*/
private Map<String, String> groupingKey = new HashMap<>();
private String password;
/**
* Enable publishing via a Prometheus Pushgateway with Basic Auth.
* Frequency with which to push metrics.
*/
private Boolean authEnabled = false;
private Duration pushRate = Duration.ofMinutes(1);
/**
* Prometheus Pushgateway basic-auth username.
* Job identifier for this application instance.
*/
private String authusername;
private String job;
/**
* Prometheus Pushgateway basic-auth password.
* Grouping key for the pushed metrics.
*/
private String authpassword;
private Map<String, String> groupingKey = new HashMap<>();
/**
* Operation that should be performed on shutdown.
@ -152,6 +147,22 @@ public class PrometheusProperties {
this.baseUrl = baseUrl;
}
public String getUsername() {
return this.username;
}
public void setUsername(String username) {
this.username = username;
}
public String getPassword() {
return this.password;
}
public void setPassword(String password) {
this.password = password;
}
public Duration getPushRate() {
return this.pushRate;
}
@ -184,29 +195,6 @@ public class PrometheusProperties {
this.shutdownOperation = shutdownOperation;
}
public Boolean getAuthEnabled() {
return this.authEnabled;
}
public void setAuthEnabled(Boolean authEnabled) {
this.authEnabled = authEnabled;
}
public String getAuthusername() {
return authusername;
}
public void setAuthusername(String authusername) {
this.authusername = authusername;
}
public String getAuthpassword() {
return authpassword;
}
public void setAuthpassword(String authpassword) {
this.authpassword = authpassword;
}
}
}

44
spring-boot-project/spring-boot-actuator-autoconfigure/src/test/java/org/springframework/boot/actuate/autoconfigure/metrics/export/prometheus/PrometheusMetricsExportAutoConfigurationTests.java
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@ -16,10 +16,16 @@
package org.springframework.boot.actuate.autoconfigure.metrics.export.prometheus;
import java.util.function.Consumer;
import io.micrometer.core.instrument.Clock;
import io.micrometer.prometheus.PrometheusConfig;
import io.micrometer.prometheus.PrometheusMeterRegistry;
import io.prometheus.client.CollectorRegistry;
import io.prometheus.client.exporter.BasicAuthHttpConnectionFactory;
import io.prometheus.client.exporter.DefaultHttpConnectionFactory;
import io.prometheus.client.exporter.HttpConnectionFactory;
import io.prometheus.client.exporter.PushGateway;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
@ -29,6 +35,7 @@ import org.springframework.boot.actuate.metrics.export.prometheus.PrometheusScra
import org.springframework.boot.autoconfigure.AutoConfigurations;
import org.springframework.boot.test.context.assertj.AssertableApplicationContext;
import org.springframework.boot.test.context.runner.ApplicationContextRunner;
import org.springframework.boot.test.context.runner.ContextConsumer;
import org.springframework.boot.test.system.CapturedOutput;
import org.springframework.boot.test.system.OutputCaptureExtension;
import org.springframework.context.annotation.Bean;
@ -42,6 +49,7 @@ import static org.assertj.core.api.Assertions.assertThat;
* Tests for {@link PrometheusMetricsExportAutoConfiguration}.
*
* @author Andy Wilkinson
* @author Stephane Nicoll
*/
@ExtendWith(OutputCaptureExtension.class)
class PrometheusMetricsExportAutoConfigurationTests {
@ -142,6 +150,15 @@ class PrometheusMetricsExportAutoConfigurationTests {
});
}
@Test
void withPushGatewayNoBasicAuth() {
this.contextRunner.withConfiguration(AutoConfigurations.of(ManagementContextAutoConfiguration.class))
.withPropertyValues("management.metrics.export.prometheus.pushgateway.enabled=true")
.withUserConfiguration(BaseConfiguration.class)
.run(hasHttpConnectionFactory((httpConnectionFactory) -> assertThat(httpConnectionFactory)
.isInstanceOf(DefaultHttpConnectionFactory.class)));
}
@Test
@Deprecated
void withCustomLegacyPushGatewayURL(CapturedOutput output) {
@ -163,11 +180,34 @@ class PrometheusMetricsExportAutoConfigurationTests {
.run((context) -> hasGatewayURL(context, "https://example.com:8080/metrics/"));
}
@Test
void withPushGatewayBasicAuth() {
this.contextRunner.withConfiguration(AutoConfigurations.of(ManagementContextAutoConfiguration.class))
.withPropertyValues("management.metrics.export.prometheus.pushgateway.enabled=true",
"management.metrics.export.prometheus.pushgateway.username=admin",
"management.metrics.export.prometheus.pushgateway.password=secret")
.withUserConfiguration(BaseConfiguration.class)
.run(hasHttpConnectionFactory((httpConnectionFactory) -> assertThat(httpConnectionFactory)
.isInstanceOf(BasicAuthHttpConnectionFactory.class)));
}
private void hasGatewayURL(AssertableApplicationContext context, String url) {
assertThat(getPushGateway(context)).hasFieldOrPropertyWithValue("gatewayBaseURL", url);
}
private ContextConsumer<AssertableApplicationContext> hasHttpConnectionFactory(
Consumer<HttpConnectionFactory> httpConnectionFactory) {
return (context) -> {
PushGateway pushGateway = getPushGateway(context);
httpConnectionFactory
.accept((HttpConnectionFactory) ReflectionTestUtils.getField(pushGateway, "connectionFactory"));
};
}
private PushGateway getPushGateway(AssertableApplicationContext context) {
assertThat(context).hasSingleBean(PrometheusPushGatewayManager.class);
PrometheusPushGatewayManager gatewayManager = context.getBean(PrometheusPushGatewayManager.class);
Object pushGateway = ReflectionTestUtils.getField(gatewayManager, "pushGateway");
assertThat(pushGateway).hasFieldOrPropertyWithValue("gatewayBaseURL", url);
return (PushGateway) ReflectionTestUtils.getField(gatewayManager, "pushGateway");
}
@Configuration(proxyBeanMethods = false)

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