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@Slf4j
@Service
public class ThirdPartyAuthService {
@Value("${thirdparty.login.google.android.client-id:xxx}")
private String googleAndroidClientId;
@Value("${thirdparty.login.google.ios.client-id:xxx}")
private String googleIosClientId;
@Value("${thirdparty.login.apple.ios.client-id:xxx}")
private String appleIosClientId;
private String googleWebClientId = "xxx";
private static final String APPLE_ISSUER = "https://appleid.apple.com";
private static final String APPLE_KEYS_URL = "https://appleid.apple.com/auth/keys";
private final Cache<String, List<JWK>> jwkCache = Caffeine.newBuilder()
.expireAfterWrite(Duration.ofHours(6))
.maximumSize(5)
.build();
private static final String APPLE_KEYS_CACHE_KEY = "apple_keys_cache";
GoogleIdTokenVerifier googleIdTokenVerifier = null;
@PostConstruct
public void init() {
googleIdTokenVerifier = new GoogleIdTokenVerifier.Builder(
new NetHttpTransport(),
new GsonFactory())
.setAudience(Lists.newArrayList(googleAndroidClientId, googleIosClientId, googleWebClientId))
.build();
}
public ThirdpartyUserProfile getUserProfile(ThirdpartyLoginRequest loginRequest) {
if (loginRequest == null || StringUtils.isAnyBlank(loginRequest.getSource(), loginRequest.getIdToken())) {
log.warn("getUserProfile invalid parameter: {}", JSON.toJSONString(loginRequest));
return null;
}
ThirdpartyTypeEnum thirdpartyTypeEnum = ThirdpartyTypeEnum.of(loginRequest.getSource());
if (thirdpartyTypeEnum == null) {
log.warn("getUserProfile invalid source: {}", JSON.toJSONString(loginRequest));
return null;
}
switch (thirdpartyTypeEnum) {
case google:
return getGoogleUserProfile(loginRequest);
case apple:
return getAppleUserProfile(loginRequest);
default:
break;
}
return null;
}
public ThirdpartyUserProfile getGoogleUserProfile(ThirdpartyLoginRequest loginRequest) {
String idTokenString = loginRequest.getIdToken();
try {
if (googleIdTokenVerifier == null) {
init();
}
GoogleIdToken idToken = googleIdTokenVerifier.verify(idTokenString);
if (idToken == null) {
log.warn("getGoogleUserProfile invalid idToken: {}", JSON.toJSONString(idTokenString));
throw new MyThrowException(ExceptionEnum.INVALID_AUTH_TOKEN);
}
GoogleIdToken.Payload payload = idToken.getPayload();
String subject = payload.getSubject();
String email = payload.getEmail();
Boolean emailVerified = payload.getEmailVerified();
String name = (String) payload.get("name");
String picture = (String) payload.get("picture");
ThirdpartyUserProfile profile = new ThirdpartyUserProfile();
profile.setEmail(email);
profile.setEmailVerified(emailVerified);
profile.setSub(subject);
profile.setName(name);
profile.setPicture(picture);
profile.setLocale((String) payload.get("locale"));
profile.setGivenName((String) payload.get("given_name"));
profile.setFamilyName((String) payload.get("family_name"));
profile.setType(ThirdpartyTypeEnum.google.name());
return profile;
} catch (Exception e) {
log.error("getGoogleUserProfile verify idToken: {}, error:", JSON.toJSONString(idTokenString), e);
}
return null;
}
public ThirdpartyUserProfile getAppleUserProfile(ThirdpartyLoginRequest loginRequest) {
String idTokenString = loginRequest.getIdToken();
try {
SignedJWT signedJWT = SignedJWT.parse(idTokenString);
String kid = signedJWT.getHeader().getKeyID();
JWSVerifier verifier = getAppleVerifier(kid, true);
if (!signedJWT.verify(verifier)) {
verifier = getAppleVerifier(kid, false);
if (!signedJWT.verify(verifier)) {
log.warn("invalid identityToken: {}", idTokenString);
throw new MyThrowException(ExceptionEnum.INVALID_AUTH_TOKEN);
}
}
JWTClaimsSet claims = signedJWT.getJWTClaimsSet();
if (!APPLE_ISSUER.equals(claims.getIssuer())) {
log.warn("invalid identityToken: {}, wrong issuer:{}", idTokenString, claims.getIssuer());
throw new MyThrowException(ExceptionEnum.INVALID_AUTH_TOKEN);
}
if (!claims.getAudience().contains(appleIosClientId)) {
log.warn("invalid identityToken: {}, wrong audiences:{}", idTokenString, JSON.toJSONString(claims.getAudience()));
throw new MyThrowException(ExceptionEnum.INVALID_AUTH_TOKEN);
}
if (claims.getExpirationTime() != null && new Date().after(claims.getExpirationTime())) {
log.warn("invalid identityToken: {}, expiration time:{}", idTokenString, claims.getExpirationTime().getTime());
throw new MyThrowException(ExceptionEnum.INVALID_AUTH_TOKEN);
}
Map<String, Object> claimsMap = claims.getClaims();
String subject = claims.getSubject();
String email = (String) claimsMap.get("email");
Object emailVerifiedObj = claimsMap.get("email_verified");
Boolean emailVerified = null;
if (emailVerifiedObj != null) {
emailVerified = Boolean.valueOf(String.valueOf(emailVerifiedObj));
}
Boolean isPrimaryEmail = null;
Object isPrimaryObj = claimsMap.get("is_private_email");
if (isPrimaryObj != null) {
isPrimaryEmail = Boolean.valueOf(String.valueOf(isPrimaryObj));
}
ThirdpartyUserProfile profile = new ThirdpartyUserProfile();
profile.setEmail(email);
profile.setEmailVerified(emailVerified);
profile.setPrivateEmail(isPrimaryEmail);
profile.setSub(subject);
profile.setType(ThirdpartyTypeEnum.apple.name());
return profile;
} catch (Exception e) {
log.error("getAppleUserProfile verify idToken: {}, error:", JSON.toJSONString(idTokenString), e);
}
return null;
}
private JWSVerifier getAppleVerifier(String kid, boolean useCache) {
try {
List<JWK> jwks = useCache ? getApplePublicJwksFromCache() : getApplePublicJwks();
JWK applePublicJwk = jwks.stream()
.filter(k -> k.getKeyID().equals(kid))
.findFirst()
.orElse(null);
if (applePublicJwk == null) {
log.warn("get jwk failed, kid: {}", kid);
throw new MyThrowException(ExceptionEnum.SERVICE_INTERVAL);
}
RSAPublicKey publicKey = ((RSAKey) applePublicJwk).toRSAPublicKey();
JWSVerifier verifier = new RSASSAVerifier(publicKey);
return verifier;
} catch (Exception e) {
log.error("getAppleVerifier error: ", e);
}
throw new MyThrowException(ExceptionEnum.SERVICE_INTERVAL);
}
private List<JWK> getApplePublicJwks() {
try {
JWKSet jwkSet = JWKSet.load(new URL(APPLE_KEYS_URL));
List<JWK> jwks = jwkSet.getKeys();
if (!CollectionUtils.isEmpty(jwks)) {
jwkCache.put(APPLE_KEYS_CACHE_KEY, jwks);
}
return jwks;
} catch (Exception e) {
log.error("getApplePublicJwks error: ", e);
}
return Collections.emptyList();
}
private List<JWK> getApplePublicJwksFromCache() {
try {
List<JWK> jwks = jwkCache.getIfPresent(APPLE_KEYS_CACHE_KEY);
if (CollectionUtils.isEmpty(jwks)) {
jwks = getApplePublicJwks();
}
return jwks;
} catch (Exception e) {
log.error("getApplePublicJwks error: ", e);
}
return Collections.emptyList();
}
}
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