Review comments 2

Author: wmedvede

client/oidc/src/main/java/io/quarkiverse/openapi/generator/oidc/providers/OAuth2AuthenticationProvider.java

@@ -34,6 +34,9 @@ public void filter(ClientRequestContext requestContext) throws IOException {
             String bearerToken = sanitizeBearerToken(getTokenForPropagation(requestContext.getHeaders()));
             if (!isEmptyOrBlank(bearerToken)) {
                 addAuthorizationHeader(requestContext.getHeaders(), OidcConstants.BEARER_SCHEME + " " + bearerToken);
+            } else {
+                LOGGER.debug("No oauth2 bearer token was found to propagate for the security scheme: {}." +
+                        " You must verify that the request header: {} is set.", getName(), getHeaderForPropagation());
             }
         } else {
             delegate.filter(requestContext);

client/runtime/src/main/java/io/quarkiverse/openapi/generator/providers/AbstractAuthProvider.java

@@ -67,11 +67,14 @@ public boolean isTokenPropagation() {
     }
 
     public String getTokenForPropagation(MultivaluedMap<String, Object> httpHeaders) {
-        String headerName = getHeaderName() != null ? getHeaderName() : HttpHeaders.AUTHORIZATION;
-        String propagatedHeaderName = propagationHeaderName(getOpenApiSpecId(), getName(), headerName);
+        String propagatedHeaderName = propagationHeaderName(getOpenApiSpecId(), getName(), getHeaderForPropagation());
         return Objects.toString(httpHeaders.getFirst(propagatedHeaderName), null);
     }
 
+    public String getHeaderForPropagation() {
+        return getHeaderName() != null ? getHeaderName() : HttpHeaders.AUTHORIZATION;
+    }
+
     public String getHeaderName() {
         return ConfigProvider.getConfig()
                 .getOptionalValue(getCanonicalAuthConfigPropertyName(AuthConfig.HEADER_NAME), String.class).orElse(null);

client/runtime/src/main/java/io/quarkiverse/openapi/generator/providers/BasicAuthenticationProvider.java

@@ -1,5 +1,8 @@
 package io.quarkiverse.openapi.generator.providers;
 
+import static io.quarkiverse.openapi.generator.providers.ConfigCredentialsProvider.PASSWORD;
+import static io.quarkiverse.openapi.generator.providers.ConfigCredentialsProvider.USER_NAME;
+
 import java.io.IOException;
 import java.util.List;
 
@@ -45,6 +48,12 @@ public void filter(ClientRequestContext requestContext) throws IOException {
 
         if (!isEmptyOrBlank(basicToken)) {
             addAuthorizationHeader(requestContext.getHeaders(), AuthUtils.basicAuthAccessToken(basicToken));
+        } else {
+            LOGGER.debug("No basic authentication token was found for the security scheme: {}." +
+                    " You must verify that the properties: {} and {} are properly configured, or the request header: {} is set when the token propagation is enabled.",
+                    getName(), getCanonicalAuthConfigPropertyName(USER_NAME, getOpenApiSpecId(), getName()),
+                    getCanonicalAuthConfigPropertyName(PASSWORD, getOpenApiSpecId(), getName()),
+                    getHeaderForPropagation());
         }
     }
 }

client/runtime/src/main/java/io/quarkiverse/openapi/generator/providers/BearerAuthenticationProvider.java

@@ -1,17 +1,24 @@
 package io.quarkiverse.openapi.generator.providers;
 
+import static io.quarkiverse.openapi.generator.providers.ConfigCredentialsProvider.BEARER_TOKEN;
+
 import java.io.IOException;
 import java.util.List;
 
 import jakarta.ws.rs.client.ClientRequestContext;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
 /**
  * Provides bearer token authentication or any other valid scheme.
  *
  * @see <a href="https://swagger.io/docs/specification/authentication/bearer-authentication/">Bearer Authentication</a>
  */
 public class BearerAuthenticationProvider extends AbstractAuthProvider {
 
+    private static final Logger LOGGER = LoggerFactory.getLogger(BearerAuthenticationProvider.class);
+
     private final String scheme;
 
     public BearerAuthenticationProvider(final String openApiSpecId, final String name, final String scheme,
@@ -35,6 +42,11 @@ public void filter(ClientRequestContext requestContext) throws IOException {
 
         if (!isEmptyOrBlank(bearerToken)) {
             addAuthorizationHeader(requestContext.getHeaders(), AuthUtils.authTokenOrBearer(this.scheme, bearerToken));
+        } else {
+            LOGGER.debug("No bearer token was found for the security scheme: {}." +
+                    " You must verify that the property: {} is properly configured, or the request header: {} is set when the token propagation is enabled.",
+                    getName(), getCanonicalAuthConfigPropertyName(BEARER_TOKEN, getOpenApiSpecId(), getName()),
+                    getHeaderForPropagation());
         }
     }