Fetching config from server at : http://localhost:8888

Fetching config from server at : http://localhost:8888

        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-config</artifactId>
        </dependency> 

 

2018-12-28 20:37:43.157  INFO 21172 --- [  restartedMain] .e.DevToolsPropertyDefaultsPostProcessor : Devtools property defaults active! Set 'spring.devtools.add-properties' to 'false' to disable
2018-12-28 20:37:43.353  INFO 21172 --- [  restartedMain] trationDelegate$BeanPostProcessorChecker : Bean 'configurationPropertiesRebinderAutoConfiguration' of type [org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration$$EnhancerBySpringCGLIB$$1f04b1d0] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying)

  .   ____          _            __ _ _
 /\\ / ___'_ __ _ _(_)_ __  __ _ \ \ \ \
( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \
 \\/  ___)| |_)| | | | | || (_| |  ) ) ) )
  '  |____| .__|_| |_|_| |_\__, | / / / /
 =========|_|==============|___/=/_/_/_/
 :: Spring Boot ::        (v2.1.0.RELEASE)

2018-12-28 20:37:45.789  INFO 21172 --- [  restartedMain] c.c.c.ConfigServicePropertySourceLocator : Fetching config from server at : http://localhost:8888
2018-12-28 20:37:46.889  INFO 21172 --- [  restartedMain] c.c.c.ConfigServicePropertySourceLocator : Connect Timeout Exception on Url - http://localhost:8888. Will be trying the next url if available
2018-12-28 20:37:46.889  WARN 21172 --- [  restartedMain] c.c.c.ConfigServicePropertySourceLocator : Could not locate PropertySource: I/O error on GET request for "http://localhost:8888/product/default": Connection refused: connect; nested exception is java.net.ConnectException: Connection refused: connect
2018-12-28 20:37:46.891  INFO 21172 --- [  restartedMain] a.k.KitchenProductServerApplication      : The following profiles are active: dev

 

 

spring.cloud.config =false

posted @ 2018-12-28 20:41 NHZ-M 阅读( ...) 评论( ...) 编辑 收藏
### Spring Gateway Secret Configuration and Usage In applications that use Spring Gateway, securing sensitive information such as API keys or secrets is crucial. Secrets management ensures that credentials are not hard-coded into the application code but instead retrieved securely from a managed service when needed. For configuring secrets within Spring Gateway, one approach involves integrating with externalized configuration sources like environment variables, property files, or more robust solutions such as HashiCorp Vault or AWS Secrets Manager. However, specific to Spring's ecosystem, leveraging `Spring Cloud Config` alongside `Spring Cloud Vault` provides an integrated way of managing secrets[^1]. To integrate secret configurations effectively: #### Using Environment Variables or Property Files The simplest method for handling secrets in development environments might involve setting them through environment variables or properties files outside version control systems. For instance, adding entries directly under `application.yml` or `bootstrap.yml`. ```yaml server: port: 8080 spring: cloud: gateway: default-filters: - name: AddRequestHeader args: name: Authorization value: "Bearer ${API_SECRET}" ``` Here `${API_SECRET}` would be replaced by the actual token stored externally (e.g., OS-level env var). #### Integrating With External Services Like Hashicorp Vault A more secure practice includes fetching secrets dynamically at runtime via services designed specifically for this purpose—such as HashiCorp’s Vault. This requires additional setup including dependencies on both client-side (`spring-cloud-starter-vault-config`) and server-side components. Add Maven Dependency: ```xml <dependency> <groupId>org.springframework.cloud</groupId> <artifactId>spring-cloud-starter-vault-config</artifactId> </dependency> ``` Configure connection details inside `bootstrap.properties`/`yml`, specifying how to connect to vault servers along with authentication mechanisms. ```properties spring.application.name=gateway-service spring.cloud.vault.token=${VAULT_TOKEN} spring.cloud.vault.uri=http://localhost:8200/ ``` Then define paths where secrets reside within Vault and map these values back into Spring-managed beans or direct usage across filters/routes definitions. #### Example Code Snippet Demonstrating Route Filter Utilizing Secret Value Below demonstrates defining a custom filter which injects authorization headers based upon fetched secret tokens during request processing phase. ```java @Bean public RouteLocator myRoutes(RouteLocatorBuilder builder) { return builder.routes() .route(r -> r.path("/api/**") .filters(f -> f.addRequestHeader("Authorization", "Bearer "+environment.getProperty("my.secret.key"))) .uri("http://example.com")) .build(); } ``` This example assumes existence of properly configured environment variable named `MY_SECRET_KEY`. In production scenarios, replace static references with dynamic retrieval logic tied closely against chosen backend storage mechanism supporting confidentiality requirements. --related questions-- 1. How does one implement failover strategies while working with multiple instances behind load balancers? 2. What best practices should developers follow regarding credential rotation policies in microservices architectures built over Spring Boot/Spring Cloud platforms? 3. Can you provide examples demonstrating integration between Spring Security OAuth2 features and Spring Gateway route predicates? 4. Is there any recommended pattern available for logging all incoming/outgoing HTTP requests passing through gateways without compromising performance significantly?
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