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javaspring-bootresttemplate

InsufficientAuthenticationException when using OAuth2RestTemplate from RestController


I am building a Spring Boot application which calls a 3rd party REST API (Infor ION API) secured by OAuth2.

I have built my OAuth2RestTemplate like this:

@Service
public class GenericIONAPIServiceImpl implements GenericIONAPIService {

  @Override
  public IONHubspotAPIResponse getFromHubspotAPI(String endpoint, Map<String, String> queryParams,
      IONConfiguration ionConfiguration) {
    String url = ionConfiguration.getBaseUrl() + "/" + ionConfiguration.getTenentId() + endpoint;
    OAuth2RestTemplate restTemplate = restTemplate(ionConfiguration);
    ResponseEntity<IONHubspotAPIResponse> response = restTemplate.exchange(url, HttpMethod.GET, null, IONHubspotAPIResponse.class);
    if (response != null) {
      return response.getBody();
    }
    return null;
  }

  private OAuth2ProtectedResourceDetails resource(IONConfiguration ionConfiguration) {
    ResourceOwnerPasswordResourceDetails resource = new ResourceOwnerPasswordResourceDetails();

    // List<String> scopes = new ArrayList<String>(2);
    // scopes.add("read");
    resource.setAccessTokenUri(ionConfiguration.getBaseAuthUrl() + ionConfiguration.getTokenEndpoint());
    resource.setClientId(ionConfiguration.getClientId());
    resource.setClientSecret(ionConfiguration.getClientSecret());
    resource.setGrantType("password");
    // resource.setScope(scopes);

    resource.setUsername(ionConfiguration.getUsername());
    resource.setPassword(ionConfiguration.getPassword());

    resource.setClientAuthenticationScheme(AuthenticationScheme.header);

    return resource;
  }

  private OAuth2RestTemplate restTemplate(IONConfiguration ionConfiguration) {
    return new OAuth2RestTemplate(resource(ionConfiguration));
  }
}

In the above snippet, I am using getFromHubspotAPI() inside my @RestController like so

@RestController
public class MyController {

  @Autowired
  private GenericIONAPIService ionAPIService;

  @RequestMapping(value = "/hubspot-webhooks/test", method = RequestMethod.POST)
  public IONHubspotAPIResponse getCompany() {
    IONHubspotAPIResponse response = ionAPIService.getFromHubspotAPI("/CustomerApi/HubSpot/companies/v2/companies/2789731554", null, ionConfiguration);
    return response;
  }
}

I have setup access to the /hubspot-webhooks/test API to permitAll() in my ResourceServerConfiguration like so:

@Configuration
@EnableResourceServer
public class ResourceServerConfiguration extends ResourceServerConfigurerAdapter {

  private static final String RESOURCE_ID = "resource-id";

  @Override
  public void configure(ResourceServerSecurityConfigurer resources) {
    resources.resourceId(RESOURCE_ID).stateless(false);
  }

  @Override
  public void configure(HttpSecurity http) throws Exception {
    http
      .authorizeRequests()
      .antMatchers(HttpMethod.POST, "/userAccounts").permitAll()
      .antMatchers(HttpMethod.POST, "/hubspot-webhooks/**").permitAll()
      .anyRequest().authenticated()
      .and().exceptionHandling().accessDeniedHandler(new OAuth2AccessDeniedHandler());
  }

}

When the ionAPIService.getFromHubspotAPI(...) method is invoked from the RestController I get the following exception:

org.springframework.security.authentication.InsufficientAuthenticationException: Authentication is required to obtain an access token (anonymous not allowed)
        at org.springframework.security.oauth2.client.token.AccessTokenProviderChain.obtainAccessToken(AccessTokenProviderChain.java:91) ~[spring-security-oauth2-2.3.8.RELEASE.jar:na]
        at org.springframework.security.oauth2.client.OAuth2RestTemplate.acquireAccessToken(OAuth2RestTemplate.java:221) ~[spring-security-oauth2-2.3.8.RELEASE.jar:na]
        at org.springframework.security.oauth2.client.OAuth2RestTemplate.getAccessToken(OAuth2RestTemplate.java:173) ~[spring-security-oauth2-2.3.8.RELEASE.jar:na]
        at org.springframework.security.oauth2.client.OAuth2RestTemplate.createRequest(OAuth2RestTemplate.java:105) ~[spring-security-oauth2-2.3.8.RELEASE.jar:na]
        at org.springframework.web.client.RestTemplate.doExecute(RestTemplate.java:738) ~[spring-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
        at org.springframework.security.oauth2.client.OAuth2RestTemplate.doExecute(OAuth2RestTemplate.java:128) ~[spring-security-oauth2-2.3.8.RELEASE.jar:na]
        at org.springframework.web.client.RestTemplate.execute(RestTemplate.java:677) ~[spring-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
        at org.springframework.web.client.RestTemplate.exchange(RestTemplate.java:586) ~[spring-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
        at com.leanswift.hubspotm3connector.service.ionapi.impl.GenericIONAPIServiceImpl.getFromHubspotAPI(GenericIONAPIServiceImpl.java:39) ~[main/:na]
        at com.leanswift.hubspotm3connector.service.ionapi.impl.IONHubSpotServiceImpl.getCompanyDetails(IONHubSpotServiceImpl.java:21) ~[main/:na]
        at com.leanswift.hubspotm3connector.rest.controller.HubSpotWebhooksController.createCompany(HubSpotWebhooksController.java:132) ~[main/:na]
        at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:na]
        at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:na]
        at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:na]
        at java.base/java.lang.reflect.Method.invoke(Method.java:566) ~[na:na]
        at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:190) ~[spring-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
        at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:138) ~[spring-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
        at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:106) ~[spring-webmvc-5.2.2.RELEASE.jar:5.2.2.RELEASE]
        at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:888) ~[spring-webmvc-5.2.2.RELEASE.jar:5.2.2.RELEASE]
        at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:793) ~[spring-webmvc-5.2.2.RELEASE.jar:5.2.2.RELEASE]
        at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87) ~[spring-webmvc-5.2.2.RELEASE.jar:5.2.2.RELEASE]
        at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1040) ~[spring-webmvc-5.2.2.RELEASE.jar:5.2.2.RELEASE]
        at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:943) ~[spring-webmvc-5.2.2.RELEASE.jar:5.2.2.RELEASE]
        at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1006) ~[spring-webmvc-5.2.2.RELEASE.jar:5.2.2.RELEASE]
        at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:909) ~[spring-webmvc-5.2.2.RELEASE.jar:5.2.2.RELEASE]
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:660) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:883) ~[spring-webmvc-5.2.2.RELEASE.jar:5.2.2.RELEASE]
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:741) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53) ~[tomcat-embed-websocket-9.0.29.jar:9.0.29]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at org.springframework.web.filter.CorsFilter.doFilterInternal(CorsFilter.java:92) ~[spring-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119) ~[spring-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at com.leanswift.hubspotm3connector.rest.filter.HubSpotAuthenticationFilter.doFilter(HubSpotAuthenticationFilter.java:43) ~[main/:na]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320) ~[spring-security-web-5.2.1.RELEASE.jar:5.2.1.RELEASE]
        at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126) ~[spring-security-web-5.2.1.RELEASE.jar:5.2.1.RELEASE]
        at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90) ~[spring-security-web-5.2.1.RELEASE.jar:5.2.1.RELEASE]
        at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334) ~[spring-security-web-5.2.1.RELEASE.jar:5.2.1.RELEASE]
        at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118) ~[spring-security-web-5.2.1.RELEASE.jar:5.2.1.RELEASE]
        at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334) ~[spring-security-web-5.2.1.RELEASE.jar:5.2.1.RELEASE]
        at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137) ~[spring-security-web-5.2.1.RELEASE.jar:5.2.1.RELEASE]
        at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334) ~[spring-security-web-5.2.1.RELEASE.jar:5.2.1.RELEASE]
        at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111) ~[spring-security-web-5.2.1.RELEASE.jar:5.2.1.RELEASE]
        at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334) ~[spring-security-web-5.2.1.RELEASE.jar:5.2.1.RELEASE]
        at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158) ~[spring-security-web-5.2.1.RELEASE.jar:5.2.1.RELEASE]
        at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334) ~[spring-security-web-5.2.1.RELEASE.jar:5.2.1.RELEASE]
        at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63) ~[spring-security-web-5.2.1.RELEASE.jar:5.2.1.RELEASE]
        at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334) ~[spring-security-web-5.2.1.RELEASE.jar:5.2.1.RELEASE]
        at org.springframework.security.oauth2.provider.authentication.OAuth2AuthenticationProcessingFilter.doFilter(OAuth2AuthenticationProcessingFilter.java:176) ~[spring-security-oauth2-2.3.8.RELEASE.jar:na]
        at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334) ~[spring-security-web-5.2.1.RELEASE.jar:5.2.1.RELEASE]
        at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116) ~[spring-security-web-5.2.1.RELEASE.jar:5.2.1.RELEASE]
        at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334) ~[spring-security-web-5.2.1.RELEASE.jar:5.2.1.RELEASE]
        at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92) ~[spring-security-web-5.2.1.RELEASE.jar:5.2.1.RELEASE]
        at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77) ~[spring-security-web-5.2.1.RELEASE.jar:5.2.1.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119) ~[spring-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
        at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334) ~[spring-security-web-5.2.1.RELEASE.jar:5.2.1.RELEASE]
        at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105) ~[spring-security-web-5.2.1.RELEASE.jar:5.2.1.RELEASE]
        at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334) ~[spring-security-web-5.2.1.RELEASE.jar:5.2.1.RELEASE]
        at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56) ~[spring-security-web-5.2.1.RELEASE.jar:5.2.1.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119) ~[spring-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
        at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334) ~[spring-security-web-5.2.1.RELEASE.jar:5.2.1.RELEASE]
        at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215) ~[spring-security-web-5.2.1.RELEASE.jar:5.2.1.RELEASE]
        at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178) ~[spring-security-web-5.2.1.RELEASE.jar:5.2.1.RELEASE]
        at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358) ~[spring-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
        at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271) ~[spring-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100) ~[spring-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119) ~[spring-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93) ~[spring-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119) ~[spring-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201) ~[spring-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119) ~[spring-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:643) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:367) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:860) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1591) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) ~[na:na]
        at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) ~[na:na]
        at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) ~[tomcat-embed-core-9.0.29.jar:9.0.29]
        at java.base/java.lang.Thread.run(Thread.java:834) ~[na:na]

I have called the same method from inside a @SpringBootTest class which will actually return a response object without any exceptions.


@SpringBootTest
public class TestGenericIONAPIService {

  @Autowired
  private GenericIONAPIService ionAPIService;

  @Test
  public void testHubSpotCompanyAPI() {
    IONHubspotAPIResponse response = ionAPIService.getFromHubspotAPI("/CustomerApi/HubSpot/companies/v2/companies/2789731554", null, ionConfiguration);
    assertNotNull(response);
  }
}

I have made sure the ionConfiguration object in both cases are the same by copy pasting the same initialisation code for both.

Why is this happening (same method throwing an exception when called from RestController but works when called from SpringBootTest)?

Major Edit 1: After a lot of debugging I found that

SecurityContextHolder.getContext().getAuthentication();

is returning null from inside

AuthenticationTokenProviderChain#obtainAccessToken(OAuth2ProtectedResourceDetails resource, AccessTokenRequest request)

method when executing from @SpringBootTest whereas it is returning an object with some data when executing from @RestController.

So now the question is, is the OAuth2RestTemplate I created dependent on the authentication I set up for my application? If yes, how can I make the OAuth2RestTemplate independent of my application's security config, because it doesn't make sense for me to apply the same security policies while calling a third party API.

Major edit 2: My dependencies from build.gradle

plugins {
    id 'org.springframework.boot' version '2.2.2.RELEASE'
    id 'io.spring.dependency-management' version '1.0.8.RELEASE'
    id 'java'
}
dependencies {
    implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
    implementation 'org.springframework.boot:spring-boot-starter-data-rest'
    implementation 'org.springframework.boot:spring-boot-starter-security'
    implementation 'org.springframework.boot:spring-boot-starter-web'

    implementation 'org.springframework.security.oauth:spring-security-oauth2:2.3.8.RELEASE'
    implementation 'org.springframework.security:spring-security-jwt:1.1.0.RELEASE'

    implementation 'mysql:mysql-connector-java'

    implementation 'commons-dbcp:commons-dbcp:1.4'
    implementation 'commons-io:commons-io:2.6'

    compileOnly 'org.projectlombok:lombok'

    developmentOnly 'org.springframework.boot:spring-boot-devtools'

    annotationProcessor 'org.projectlombok:lombok'

    testImplementation('org.springframework.boot:spring-boot-starter-test') {
        exclude group: 'org.junit.vintage', module: 'junit-vintage-engine'
    }
    testImplementation 'org.springframework.security:spring-security-test'
}

Solution

  • Short answer

    Just override the following method inside your WebSecurityConfigurerAdapter like so:

    @Configuration
    @EnableWebSecurity
    @EnableGlobalMethodSecurity(securedEnabled = true, prePostEnabled = true)
    public class SecurityConfig extends WebSecurityConfigurerAdapter {
      @Override
      public void configure(WebSecurity web) throws Exception {
        web.ignoring()
          .antMatchers(HttpMethod.POST, "/hubspot-webhooks/**");
      }
    }
    

    Long Answer

    Like I mentioned in the updates to the question. When I run the restTempalte.exchange() call from the @SpringBootTest class, the Authentication object returned inside the AccessTokenProviderChain is null whreas from the @RestController, it is the Authentication object for your @RestController method. And when I make the request to my @RestController if I dont provide any authentication (which is my case), the following implementation inside AccessTokenProviderChain throws the exception:

    if (auth instanceof AnonymousAuthenticationToken) {
      if (!resource.isClientOnly()) {
        throw new InsufficientAuthenticationException(
            "Authentication is required to obtain an access token (anonymous not allowed)");
      }
    }
    

    So when I add the ignoring() in the WebSecurity object like shown above, the Authentication object returns null just like when I ran it from the @SpringBootTest.

    Now, this will actually solve the issue, but I am still surprised why the OAuth2RestTemplate is using the authentication configured on the application when the purpose of OAuth2RestTemplate is to call a completely different API.

    May be someone could clarify that.