caused by: io.lettuce.core.RedisCommandExecutionException: NOAUTH Authentication required.

 1 import com.fasterxml.jackson.annotation.JsonAutoDetect;
 2 import com.fasterxml.jackson.annotation.PropertyAccessor;
 3 import com.fasterxml.jackson.databind.DeserializationFeature;
 4 import com.fasterxml.jackson.databind.ObjectMapper;
 5 import com.fasterxml.jackson.databind.SerializationFeature;
 6 import com.fasterxml.jackson.databind.jsontype.impl.LaissezFaireSubTypeValidator;
 7 import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
 8 import io.lettuce.core.ClientOptions;
 9 import io.lettuce.core.protocol.ProtocolVersion;
10 import org.springframework.boot.autoconfigure.data.redis.LettuceClientConfigurationBuilderCustomizer;
11 import org.springframework.context.annotation.Bean;
12 import org.springframework.context.annotation.Configuration;
13 import org.springframework.data.redis.connection.RedisConnectionFactory;
14 import org.springframework.data.redis.connection.lettuce.LettuceClientConfiguration;
15 import org.springframework.data.redis.core.RedisTemplate;
16 import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
17 import org.springframework.data.redis.serializer.StringRedisSerializer;
18 
19 import java.time.LocalDateTime;
20 
21 @Configuration
22 public class RedisConfig implements LettuceClientConfigurationBuilderCustomizer {
23 
24     @Override
25     public void customize(LettuceClientConfiguration.LettuceClientConfigurationBuilder clientConfigurationBuilder) {
26         // manually specifying RESP2
27         clientConfigurationBuilder.clientOptions(ClientOptions.builder()
28                 .protocolVersion(ProtocolVersion.RESP2)
29                 .build());
30     }
31 }

redis测试环境4，线上环境5，报错解决方案1