com.healthy.security.server.handler.HealthyWebResponseExceptionTranslator Maven / Gradle / Ivy

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package com.healthy.security.server.handler;

import com.healthy.security.server.exception.*;
import lombok.extern.slf4j.Slf4j;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.security.access.AccessDeniedException;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.oauth2.common.DefaultThrowableAnalyzer;
import org.springframework.security.oauth2.common.OAuth2AccessToken;
import org.springframework.security.oauth2.common.exceptions.*;
import org.springframework.security.oauth2.provider.error.WebResponseExceptionTranslator;
import org.springframework.security.web.util.ThrowableAnalyzer;
import org.springframework.web.HttpRequestMethodNotSupportedException;

/**
 * healthy translator that converts exceptions into {@link OAuth2Exception}s. The output
 * matches the OAuth 2.0 specification in terms of error response format and HTTP status
 * code.
 *
 * @author xiaomingzhang
 */
@Slf4j
public class HealthyWebResponseExceptionTranslator implements WebResponseExceptionTranslator {

	private final ThrowableAnalyzer throwableAnalyzer = new DefaultThrowableAnalyzer();

	@Override
	public ResponseEntity translate(Exception e) {

		// Try to extract a SpringSecurityException from the stacktrace
		Throwable[] causeChain = throwableAnalyzer.determineCauseChain(e);

		Exception ase = (AuthenticationException) throwableAnalyzer
				.getFirstThrowableOfType(AuthenticationException.class, causeChain);
		if (ase != null) {
			return handleOAuth2Exception(new UnauthorizedException(e.getMessage(), e));
		}

		ase = (AccessDeniedException) throwableAnalyzer.getFirstThrowableOfType(AccessDeniedException.class,
				causeChain);
		if (ase != null) {
			return handleOAuth2Exception(new ForbiddenException(ase.getMessage(), ase));
		}

		ase = (InvalidGrantException) throwableAnalyzer.getFirstThrowableOfType(InvalidGrantException.class,
				causeChain);
		if (ase != null) {
			return handleOAuth2Exception(new InvalidException(ase.getMessage(), ase));
		}

		ase = (InvalidTokenException) throwableAnalyzer.getFirstThrowableOfType(InvalidTokenException.class,
				causeChain);
		if (ase != null) {
			return handleOAuth2Exception(new UnauthorizedException(ase.getMessage(), ase));
		}

		ase = (HttpRequestMethodNotSupportedException) throwableAnalyzer
				.getFirstThrowableOfType(HttpRequestMethodNotSupportedException.class, causeChain);
		if (ase != null) {
			return handleOAuth2Exception(new MethodNotAllowed(ase.getMessage(), ase));
		}

		ase = (OAuth2Exception) throwableAnalyzer.getFirstThrowableOfType(OAuth2Exception.class, causeChain);

		if (ase != null) {
			return handleOAuth2Exception((OAuth2Exception) ase);
		}

		return handleOAuth2Exception(new ServerErrorException(HttpStatus.INTERNAL_SERVER_ERROR.getReasonPhrase(), e));
	}

	private ResponseEntity handleOAuth2Exception(OAuth2Exception e) {
		int status = e.getHttpErrorCode();
		HttpHeaders headers = new HttpHeaders();
		headers.set(HttpHeaders.CACHE_CONTROL, "no-store");
		headers.set(HttpHeaders.PRAGMA, "no-cache");
		if (status == HttpStatus.UNAUTHORIZED.value() || (e instanceof InsufficientScopeException)) {
			headers.set(HttpHeaders.WWW_AUTHENTICATE,
					String.format("%s %s", OAuth2AccessToken.BEARER_TYPE, e.getSummary()));
		}

		// 客户端异常直接返回客户端,不然无法解析
		if (e instanceof ClientAuthenticationException) {
			return new ResponseEntity<>(e, headers, HttpStatus.valueOf(status));
		}

		return new ResponseEntity<>(new HealthyAuth2Exception(e.getMessage(), e.getOAuth2ErrorCode()), headers,
				HttpStatus.valueOf(status));
	}

}