可观测性
Spring Security 与 Spring Observability 开箱即用,支持追踪功能;同时配置以收集指标也相当简单。
追踪
当存在 ObservationRegistry bean 时,Spring Security 会为以下操作创建追踪:
-
过滤器链
-
ReactiveAuthenticationManager,以及 -
ReactiveAuthorizationManager
启动集成
例如,考虑一个简单的Boot应用程序:
- Java
- Kotlin
@SpringBootApplication
public class MyApplication {
@Bean
public ReactiveUserDetailsService userDetailsService() {
return new MapReactiveUserDetailsManager(
User.withDefaultPasswordEncoder()
.username("user")
.password("password")
.authorities("app")
.build()
);
}
@Bean
ObservationRegistryCustomizer<ObservationRegistry> addTextHandler() {
return (registry) -> registry.observationConfig().observationHandler(new ObservationTextPublisher());
}
public static void main(String[] args) {
SpringApplication.run(ListenerSamplesApplication.class, args);
}
}
@SpringBootApplication
class MyApplication {
@Bean
fun userDetailsService(): ReactiveUserDetailsService {
MapReactiveUserDetailsManager(
User.withDefaultPasswordEncoder()
.username("user")
.password("password")
.authorities("app")
.build()
);
}
@Bean
fun addTextHandler(): ObservationRegistryCustomizer<ObservationRegistry> {
return registry: ObservationRegistry -> registry.observationConfig()
.observationHandler(ObservationTextPublisher());
}
fun main(args: Array<String>) {
runApplication<MyApplication>(*args)
}
}
以及相应的请求:
?> http -a user:password :8080
将产生以下输出(为清晰起见,已添加缩进):
START - name='http.server.requests', contextualName='null', error='null', lowCardinalityKeyValues=[], highCardinalityKeyValues=[], map=[class io.micrometer.tracing.handler.TracingObservationHandler$TracingContext='io.micrometer.tracing.handler.TracingObservationHandler$TracingContext@5dfdb78', class io.micrometer.core.instrument.LongTaskTimer$Sample='SampleImpl{duration(seconds)=0.00191856, duration(nanos)=1918560.0, startTimeNanos=101177265022745}', class io.micrometer.core.instrument.Timer$Sample='io.micrometer.core.instrument.Timer$Sample@121549e0']
START - name='spring.security.http.chains', contextualName='spring.security.http.chains.before', error='null', lowCardinalityKeyValues=[chain.size='14', filter.section='before'], highCardinalityKeyValues=[request.line='/'], map=[class io.micrometer.tracing.handler.TracingObservationHandler$TracingContext='io.micrometer.tracing.handler.TracingObservationHandler$TracingContext@3932a48c', class io.micrometer.core.instrument.LongTaskTimer$Sample='SampleImpl{duration(seconds)=4.65777E-4, duration(nanos)=465777.0, startTimeNanos=101177276300777}', class io.micrometer.core.instrument.Timer$Sample='io.micrometer.core.instrument.Timer$Sample@562db70f']
STOP - name='spring.security.http.chains', contextualName='spring.security.http.chains.before', error='null', lowCardinalityKeyValues=[chain.size='14', filter.section='before'], highCardinalityKeyValues=[request.line='/'], map=[class io.micrometer.tracing.handler.TracingObservationHandler$TracingContext='io.micrometer.tracing.handler.TracingObservationHandler$TracingContext@3932a48c', class io.micrometer.core.instrument.LongTaskTimer$Sample='SampleImpl{duration(seconds)=0.003733105, duration(nanos)=3733105.0, startTimeNanos=101177276300777}', class io.micrometer.core.instrument.Timer$Sample='io.micrometer.core.instrument.Timer$Sample@562db70f']
START - name='spring.security.authentications', contextualName='null', error='null', lowCardinalityKeyValues=[authentication.failure.type='Optional', authentication.method='UserDetailsRepositoryReactiveAuthenticationManager', authentication.request.type='UsernamePasswordAuthenticationToken'], highCardinalityKeyValues=[], map=[class io.micrometer.tracing.handler.TracingObservationHandler$TracingContext='io.micrometer.tracing.handler.TracingObservationHandler$TracingContext@574ba6cd', class io.micrometer.core.instrument.LongTaskTimer$Sample='SampleImpl{duration(seconds)=3.21015E-4, duration(nanos)=321015.0, startTimeNanos=101177336038417}', class io.micrometer.core.instrument.Timer$Sample='io.micrometer.core.instrument.Timer$Sample@49202cc7']
STOP - name='spring.security.authentications', contextualName='null', error='null', lowCardinalityKeyValues=[authentication.failure.type='Optional', authentication.method='UserDetailsRepositoryReactiveAuthenticationManager', authentication.request.type='UsernamePasswordAuthenticationToken', authentication.result.type='UsernamePasswordAuthenticationToken'], highCardinalityKeyValues=[], map=[class io.micrometer.tracing.handler.TracingObservationHandler$TracingContext='io.micrometer.tracing.handler.TracingObservationHandler$TracingContext@574ba6cd', class io.micrometer.core.instrument.LongTaskTimer$Sample='SampleImpl{duration(seconds)=0.37574992, duration(nanos)=3.7574992E8, startTimeNanos=101177336038417}', class io.micrometer.core.instrument.Timer$Sample='io.micrometer.core.instrument.Timer$Sample@49202cc7']
START - name='spring.security.authorizations', contextualName='null', error='null', lowCardinalityKeyValues=[object.type='SecurityContextServerWebExchange'], highCardinalityKeyValues=[], map=[class io.micrometer.tracing.handler.TracingObservationHandler$TracingContext='io.micrometer.tracing.handler.TracingObservationHandler$TracingContext@6f837332', class io.micrometer.core.instrument.LongTaskTimer$Sample='SampleImpl{duration(seconds)=2.65687E-4, duration(nanos)=265687.0, startTimeNanos=101177777941381}', class io.micrometer.core.instrument.Timer$Sample='io.micrometer.core.instrument.Timer$Sample@7f5bc7cb']
STOP - name='spring.security.authorizations', contextualName='null', error='null', lowCardinalityKeyValues=[authorization.decision='true', object.type='SecurityContextServerWebExchange'], highCardinalityKeyValues=[authentication.authorities='[app]', authorization.decision.details='AuthorizationDecision [granted=true]'], map=[class io.micrometer.tracing.handler.TracingObservationHandler$TracingContext='io.micrometer.tracing.handler.TracingObservationHandler$TracingContext@6f837332', class io.micrometer.core.instrument.LongTaskTimer$Sample='SampleImpl{duration(seconds)=0.039239047, duration(nanos)=3.9239047E7, startTimeNanos=101177777941381}', class io.micrometer.core.instrument.Timer$Sample='io.micrometer.core.instrument.Timer$Sample@7f5bc7cb']
START - name='spring.security.http.secured.requests', contextualName='null', error='null', lowCardinalityKeyValues=[], highCardinalityKeyValues=[], map=[class io.micrometer.tracing.handler.TracingObservationHandler$TracingContext='io.micrometer.tracing.handler.TracingObservationHandler$TracingContext@2f33dfae', class io.micrometer.core.instrument.LongTaskTimer$Sample='SampleImpl{duration(seconds)=3.1775E-4, duration(nanos)=317750.0, startTimeNanos=101177821377592}', class io.micrometer.core.instrument.Timer$Sample='io.micrometer.core.instrument.Timer$Sample@63b0d28f']
STOP - name='spring.security.http.secured.requests', contextualName='null', error='null', lowCardinalityKeyValues=[], highCardinalityKeyValues=[], map=[class io.micrometer.tracing.handler.TracingObservationHandler$TracingContext='io.micrometer.tracing.handler.TracingObservationHandler$TracingContext@2f33dfae', class io.micrometer.core.instrument.LongTaskTimer$Sample='SampleImpl{duration(seconds)=0.219901971, duration(nanos)=2.19901971E8, startTimeNanos=101177821377592}', class io.micrometer.core.instrument.Timer$Sample='io.micrometer.core.instrument.Timer$Sample@63b0d28f']
START - name='spring.security.http.chains', contextualName='spring.security.http.chains.after', error='null', lowCardinalityKeyValues=[chain.size='14', filter.section='after'], highCardinalityKeyValues=[request.line='/'], map=[class io.micrometer.tracing.handler.TracingObservationHandler$TracingContext='io.micrometer.tracing.handler.TracingObservationHandler$TracingContext@40b25623', class io.micrometer.core.instrument.LongTaskTimer$Sample='SampleImpl{duration(seconds)=3.25118E-4, duration(nanos)=325118.0, startTimeNanos=101178044824275}', class io.micrometer.core.instrument.Timer$Sample='io.micrometer.core.instrument.Timer$Sample@3b6cec2']
STOP - name='spring.security.http.chains', contextualName='spring.security.http.chains.after', error='null', lowCardinalityKeyValues=[chain.size='14', filter.section='after'], highCardinalityKeyValues=[request.line='/'], map=[class io.micrometer.tracing.handler.TracingObservationHandler$TracingContext='io.micrometer.tracing.handler.TracingObservationHandler$TracingContext@40b25623', class io.micrometer.core.instrument.LongTaskTimer$Sample='SampleImpl{duration(seconds)=0.001693146, duration(nanos)=1693146.0, startTimeNanos=101178044824275}', class io.micrometer.core.instrument.Timer$Sample='io.micrometer.core.instrument.Timer$Sample@3b6cec2']
STOP - name='http.server.requests', contextualName='null', error='null', lowCardinalityKeyValues=[], highCardinalityKeyValues=[], map=[class io.micrometer.tracing.handler.TracingObservationHandler$TracingContext='io.micrometer.tracing.handler.TracingObservationHandler$TracingContext@5dfdb78', class io.micrometer.core.instrument.LongTaskTimer$Sample='SampleImpl{duration(seconds)=0.784320641, duration(nanos)=7.84320641E8, startTimeNanos=101177265022745}', class io.micrometer.core.instrument.Timer$Sample='io.micrometer.core.instrument.Timer$Sample@121549e0']
手动配置
对于非Spring Boot应用程序,或者需要覆盖现有的Boot配置,您可以发布自己的ObservationRegistry,Spring Security仍会识别并使用它。
- Java
- Kotlin
- Xml
@SpringBootApplication
public class MyApplication {
@Bean
public ReactiveUserDetailsService userDetailsService() {
return new MapReactiveUserDetailsManager(
User.withDefaultPasswordEncoder()
.username("user")
.password("password")
.authorities("app")
.build()
);
}
@Bean
ObservationRegistry observationRegistry() {
ObservationRegistry registry = ObservationRegistry.create();
registry.observationConfig().observationHandler(new ObservationTextPublisher());
return registry;
}
public static void main(String[] args) {
SpringApplication.run(ListenerSamplesApplication.class, args);
}
}
@SpringBootApplication
class MyApplication {
@Bean
fun userDetailsService(): ReactiveUserDetailsService {
MapReactiveUserDetailsManager(
User.withDefaultPasswordEncoder()
.username("user")
.password("password")
.authorities("app")
.build()
);
}
@Bean
fun observationRegistry(): ObservationRegistry {
ObservationRegistry registry = ObservationRegistry.create()
registry.observationConfig().observationHandler(ObservationTextPublisher())
return registry
}
fun main(args: Array<String>) {
runApplication<MyApplication>(*args)
}
}
<sec:http auto-config="true" observation-registry-ref="ref">
<sec:intercept-url pattern="/**" access="authenticated"/>
</sec:http>
<!-- define and configure ObservationRegistry bean -->
禁用可观测性
如果你不希望启用任何Spring Security的观测功能,在Spring Boot应用中,你可以发布一个ObservationRegistry.NOOP类型的@Bean。不过,这可能会关闭不仅仅是Spring Security的观测功能。
相反,你可以发布一个如下所示的 SecurityObservationSettings:
- Java
- Kotlin
@Bean
SecurityObservationSettings noSpringSecurityObservations() {
return SecurityObservationSettings.noObservations();
}
@Bean
fun noSpringSecurityObservations(): SecurityObservationSettings {
return SecurityObservationSettings.noObservations()
}
然后 Spring Security 将不会把任何过滤器链、认证或授权包装到它们的 ObservationXXX 对应版本中。
目前没有通过 XML 配置来禁用观测功能的机制。只需不设置 observation-registry-ref 属性即可。
你也可以仅针对安全观察的子集禁用安全功能。例如,SecurityObservationSettings bean 默认会排除过滤器链的观察。因此,你也可以这样做:
- Java
- Kotlin
@Bean
SecurityObservationSettings defaultSpringSecurityObservations() {
return SecurityObservationSettings.withDefaults().build();
}
@Bean
fun defaultSpringSecurityObservations(): SecurityObservationSettings {
return SecurityObservationSettings.withDefaults().build()
}
或者,您可以根据默认设置单独开启或关闭观测功能:
- Java
- Kotlin
@Bean
SecurityObservationSettings allSpringSecurityObservations() {
return SecurityObservationSettings.withDefaults()
.shouldObserveFilterChains(true).build();
}
@Bean
fun allSpringSecurityObservations(): SecurityObservationSettings {
return SecurityObservabilityDefaults.builder()
.shouldObserveFilterChains(true).build()
}
为了向后兼容,除非发布了 SecurityObservationSettings,否则所有 Spring Security 观测都将被启用。
跟踪列表
Spring Security 会在每个请求中追踪以下跨度:
-
spring.security.http.requests- 一个包装整个过滤器链(包括请求)的跨度 -
spring.security.http.chains.before- 一个包装安全过滤器接收部分的跨度 -
spring.security.http.chains.after- 一个包装安全过滤器返回部分的跨度 -
spring.security.http.secured.requests- 一个包装当前已受保护应用程序请求的跨度 -
spring.security.http.unsecured.requests- 一个包装 Spring Security 未保护请求的跨度 -
spring.security.authentications- 一个包装身份验证尝试的跨度 -
spring.security.authorizations- 一个包装授权尝试的跨度
spring.security.http.chains.before + spring.security.http.secured.requests + spring.security.http.chains.after = spring.security.http.requests
spring.security.http.chains.before + spring.security.http.chains.after = Spring Security 在请求处理中的部分