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December 18, 2019 02:41
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Anonymous Authentication Interceptor gRPC example
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import io.grpc.Metadata; | |
import io.grpc.ServerCall; | |
import io.grpc.ServerCallHandler; | |
import io.grpc.ServerInterceptor; | |
import lombok.extern.slf4j.Slf4j; | |
import org.lognet.springboot.grpc.GRpcGlobalInterceptor; | |
import org.springframework.core.annotation.Order; | |
import org.springframework.security.authentication.AnonymousAuthenticationToken; | |
import org.springframework.security.core.authority.SimpleGrantedAuthority; | |
import org.springframework.security.core.context.SecurityContextHolder; | |
import java.util.Collections; | |
import java.util.Objects; | |
import java.util.UUID; | |
/** | |
* Created by thinhda. | |
* Date: 2019-07-24 | |
*/ | |
@GRpcGlobalInterceptor | |
@Order(100) | |
@Slf4j | |
public class AnonymousAuthenticationInterceptor implements ServerInterceptor { | |
private String key = UUID.randomUUID().toString(); | |
@Override | |
public <ReqT, RespT> ServerCall.Listener<ReqT> interceptCall( | |
ServerCall<ReqT, RespT> call, | |
Metadata headers, | |
ServerCallHandler<ReqT, RespT> next) { | |
if (Objects.isNull(SecurityContextHolder.getContext().getAuthentication())) { | |
SecurityContextHolder.getContext().setAuthentication(new AnonymousAuthenticationToken(key, | |
"anonymousUser", Collections.singletonList(new SimpleGrantedAuthority("ROLE_ANONYMOUS")))); | |
log.debug("Populated SecurityContextHolder with anonymous token: {}", | |
SecurityContextHolder.getContext().getAuthentication()); | |
} else { | |
log.debug("SecurityContextHolder not populated with anonymous token, as it already contained: {}", | |
SecurityContextHolder.getContext().getAuthentication()); | |
} | |
return next.startCall(call, headers); | |
} | |
} |
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