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Improve logging for Global Authentication #16049

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Improve logging for Global Authentication #16049

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14 changes: 13 additions & 1 deletion ...n/authentication/configuration/InitializeAuthenticationProviderBeanManagerConfigurer.java
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
/*
* Copyright 2002-2019 the original author or authors.
* Copyright 2002-2024 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
Expand All @@ -16,8 +16,12 @@

package org.springframework.security.config.annotation.authentication.configuration;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import org.springframework.context.ApplicationContext;
import org.springframework.core.annotation.Order;
import org.springframework.core.log.LogMessage;
import org.springframework.security.authentication.AuthenticationProvider;
import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;

Expand Down Expand Up @@ -49,6 +53,8 @@ public void init(AuthenticationManagerBuilder auth) throws Exception {

class InitializeAuthenticationProviderManagerConfigurer extends GlobalAuthenticationConfigurerAdapter {

private final Log logger = LogFactory.getLog(getClass());

@Override
public void configure(AuthenticationManagerBuilder auth) {
if (auth.isConfigured()) {
Expand All @@ -69,6 +75,12 @@ private <T> T getBeanOrNull(Class<T> type) {
String[] beanNames = InitializeAuthenticationProviderBeanManagerConfigurer.this.context
.getBeanNamesForType(type);
if (beanNames.length != 1) {
if (beanNames.length > 1) {
this.logger.info(LogMessage.format("Found %s AuthenticationProvider beans, with names %s. "
+ "Global Authentication Manager will not be configured with AuthenticationProviders. "
+ "Consider publishing a single AuthenticationProvider bean, or wiring your Providers directly "
+ "using the DSL.", beanNames.length, beanNames));
}
return null;
}
return InitializeAuthenticationProviderBeanManagerConfigurer.this.context.getBean(beanNames[0], type);
Expand Down