springboot整合redis cluster集群

springboot整合redis cluster集群

pom.xml

  <properties>
    <lettuce-core.version>5.1.8.RELEASE</lettuce-core.version>
    <jedis.version>2.9.0</jedis.version>
  </properties>

    <!--redis依赖配置 -->
    <dependency>
      <groupId>org.springframework.session</groupId>
      <artifactId>spring-session-data-redis</artifactId>
    </dependency>

    <dependency>
      <groupId>redis.clients</groupId>
      <artifactId>jedis</artifactId>
      <version>${jedis.version}</version>
    </dependency>

    <dependency>
      <groupId>io.lettuce</groupId>
      <artifactId>lettuce-core</artifactId>
      <version>${lettuce-core.version}</version>
    </dependency>

    <dependency>
      <groupId>org.apache.commons</groupId>
      <artifactId>commons-pool2</artifactId>
    </dependency>

application.properties

#redis地址
default.redis.cluster.nodes=10.7.33.155:7001,10.7.33.156:7002,10.7.33.157:7003
default.redis.password=xxx
#redis集群配置lettuce连接池
spring.redis.cluster.nodes=${default.redis.cluster.nodes}
spring.redis.password=${default.redis.password}
spring.redis.cluster.max-redirects=3
spring.redis.timeout=6000
spring.redis.cluster.lettuce.pool.max-active=1000
spring.redis.cluster.lettuce.pool.max-idle=10
spring.redis.cluster.lettuce.pool.min-idle=5
spring.redis.cluster.lettuce.pool.max-wait=-1

RedisConfig

import java.util.HashMap;
import java.util.Map;

import org.apache.commons.pool2.impl.GenericObjectPoolConfig;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Primary;
import org.springframework.core.env.Environment;
import org.springframework.core.env.MapPropertySource;
import org.springframework.data.redis.connection.RedisClusterConfiguration;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.connection.lettuce.LettuceClientConfiguration;
import org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory;
import org.springframework.data.redis.connection.lettuce.LettucePoolingClientConfiguration;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;

import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;

/**
 * Redis配置类
 */
@Configuration
public class RedisConfig {
    
    

  @Autowired
  private Environment environment;

  /**
   * 配置lettuce连接池
   *
   * @return
   */
  @Bean
  @Primary
  @ConfigurationProperties(prefix = "spring.redis.cluster.lettuce.pool")
  public GenericObjectPoolConfig<String> redisPool() {
    
    
    return new GenericObjectPoolConfig<String>();
  }

  /**
   * 配置第一个数据源的
   *
   * @return
   */
  @Bean("redisClusterConfig")
  @Primary
  public RedisClusterConfiguration redisClusterConfig() {
    
    

    Map<String, Object> source = new HashMap<>(8);
    source.put("spring.redis.cluster.nodes",
        environment.getProperty("spring.redis.cluster.nodes"));
    RedisClusterConfiguration redisClusterConfiguration;
    redisClusterConfiguration = new RedisClusterConfiguration(
        new MapPropertySource("RedisClusterConfiguration", source));
    redisClusterConfiguration.setPassword(environment
        .getProperty("spring.redis.password"));
    return redisClusterConfiguration;
  }

  /**
   * 配置第一个数据源的连接工厂 这里注意：需要添加@Primary
   * 指定bean的名称，目的是为了创建两个不同名称的LettuceConnectionFactory
   *
   * @param redisPool
   * @param redisClusterConfig
   * @return
   */
  @Bean("lettuceConnectionFactory")
  @Primary
  public LettuceConnectionFactory lettuceConnectionFactory(
      GenericObjectPoolConfig<String> redisPool,
      @Qualifier("redisClusterConfig") RedisClusterConfiguration redisClusterConfig) {
    
    
    LettuceClientConfiguration clientConfiguration = LettucePoolingClientConfiguration
        .builder().poolConfig(redisPool).build();
    return new LettuceConnectionFactory(redisClusterConfig,
        clientConfiguration);
  }

  /**
   * 配置第一个数据源的RedisTemplate 注意：这里指定使用名称=factory 的 RedisConnectionFactory
   * 并且标识第一个数据源是默认数据源 @Primary
   *
   * @param redisConnectionFactory
   * @return
   */
  @Bean("redisTemplate")
  @Primary
  public RedisTemplate<String, Object> redisTemplate(
      @Qualifier("lettuceConnectionFactory") RedisConnectionFactory redisConnectionFactory) {
    
    
    return getRedisTemplate(redisConnectionFactory);
  }
//
  @SuppressWarnings("deprecation")
  private RedisTemplate<String, Object> getRedisTemplate(
      RedisConnectionFactory factory) {
    
    
    RedisTemplate<String, Object> template = new RedisTemplate<>();
    template.setConnectionFactory(factory);

    @SuppressWarnings({
    
    "rawtypes", "unchecked"})
    Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(
        Object.class);
    ObjectMapper om = new ObjectMapper();
    om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
    om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
    jackson2JsonRedisSerializer.setObjectMapper(om);

    StringRedisSerializer stringRedisSerializer = new StringRedisSerializer();
    // key采用String的序列化方式
    template.setKeySerializer(stringRedisSerializer);
    // hash的key也采用String的序列化方式
    template.setHashKeySerializer(stringRedisSerializer);
    // value序列化方式采用jackson
    template.setValueSerializer(jackson2JsonRedisSerializer);
    // hash的value序列化方式采用jackson
    template.setHashValueSerializer(jackson2JsonRedisSerializer);
    template.afterPropertiesSet();

    return template;
  }

}

RedisUtil

package com.tansun.cmbc.os.config.redis;

import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.TimeUnit;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Component;
import org.springframework.util.CollectionUtils;

/**
 * Redis工具类
 * Created by amunamuna
 *2019/9/3 17:41
 **/
@Component
public final class RedisUtil {
    
    
  @Autowired
  private RedisTemplate<String, Object> redisTemplate;
  // =============================common============================

  /**
   * 指定缓存失效时间
   * @param key 键
   * @param time 时间(秒)
   * @return
   */
  public boolean expire(String key, long time) {
    
    
    try {
    
    
      if (time > 0) {
    
    
        redisTemplate.expire(key, time, TimeUnit.SECONDS);
      }
      return true;
    } catch (Exception e) {
    
    
      e.printStackTrace();
      return false;
    }
  }


  /**
   * 根据key 获取过期时间
   * @param key 键 不能为null
   * @return 时间(秒) 返回0代表为永久有效
   */
  public long getExpire(String key) {
    
    
    return redisTemplate.getExpire(key, TimeUnit.SECONDS);
  }


  /**
   * 判断key是否存在
   * @param key 键
   * @return true 存在 false不存在
   */
  public boolean hasKey(String key) {
    
    
    try {
    
    
      return redisTemplate.hasKey(key);
    } catch (Exception e) {
    
    
      e.printStackTrace();
      return false;
    }
  }


  /**

   * 删除缓存

   * @param key 可以传一个值 或多个

   */

  @SuppressWarnings("unchecked")

  public void del(String... key) {
    
    

    if (key != null && key.length > 0) {
    
    

      if (key.length == 1) {
    
    

        redisTemplate.delete(key[0]);
      } else {
    
    

        redisTemplate.delete(CollectionUtils.arrayToList(key));
      }
    }
  }

// ============================String=============================

  /**
   * 普通缓存获取
   * @param key 键
   * @return 值
   */
  public Object get(String key) {
    
    
    return key == null ? null : redisTemplate.opsForValue().get(key);
  }


  /**
   * 普通缓存放入
   * @param key 键
   * @param value 值
   * @return true成功 false失败
   */
  public boolean set(String key, Object value) {
    
    
    try {
    
    
      redisTemplate.opsForValue().set(key, value);
      return true;
    } catch (Exception e) {
    
    
      e.printStackTrace();
      return false;
    }
  }


  /**

   * 普通缓存放入并设置时间

   * @param key 键

   * @param value 值

   * @param time 时间(秒) time要大于0 如果time小于等于0 将设置无限期

   * @return true成功 false 失败

   */

  public boolean set(String key, Object value, long time) {
    
    

    try {
    
    

      if (time > 0) {
    
    

        redisTemplate.opsForValue().set(key, value, time, TimeUnit.SECONDS);
      } else {
    
    

        set(key, value);
      }

      return true;
    } catch (Exception e) {
    
    

      e.printStackTrace();

      return false;
    }
  }


  /**

   * 递增

   * @param key 键

   * @param delta 要增加几(大于0)

   * @return

   */

  public long incr(String key, long delta) {
    
    

    if (delta < 0) {
    
    

      throw new RuntimeException("递增因子必须大于0");
    }

    return redisTemplate.opsForValue().increment(key, delta);
  }


  /**

   * 递减

   * @param key 键

   * @param delta 要减少几(小于0)

   * @return

   */

  public long decr(String key, long delta) {
    
    

    if (delta < 0) {
    
    

      throw new RuntimeException("递减因子必须大于0");
    }

    return redisTemplate.opsForValue().increment(key, -delta);
  }

// ================================Map=================================

  /**

   * HashGet

   * @param key 键 不能为null

   * @param item 项 不能为null

   * @return 值

   */

  public Object hget(String key, String item) {
    
    

    return redisTemplate.opsForHash().get(key, item);
  }


  /**

   * 获取hashKey对应的所有键值

   * @param key 键

   * @return 对应的多个键值

   */

  public Map<Object, Object> hmget(String key) {
    
    

    return redisTemplate.opsForHash().entries(key);
  }


  /**

   * HashSet

   * @param key 键

   * @param map 对应多个键值

   * @return true 成功 false 失败

   */

  public boolean hmset(String key, Map<String, Object> map) {
    
    

    try {
    
    

      redisTemplate.opsForHash().putAll(key, map);

      return true;
    } catch (Exception e) {
    
    

      e.printStackTrace();

      return false;
    }
  }


  /**

   * HashSet 并设置时间

   * @param key 键

   * @param map 对应多个键值

   * @param time 时间(秒)

   * @return true成功 false失败

   */

  public boolean hmset(String key, Map<String, Object> map, long time) {
    
    

    try {
    
    

      redisTemplate.opsForHash().putAll(key, map);

      if (time > 0) {
    
    

        expire(key, time);
      }

      return true;
    } catch (Exception e) {
    
    

      e.printStackTrace();

      return false;
    }
  }


  /**

   * 向一张hash表中放入数据,如果不存在将创建

   * @param key 键

   * @param item 项

   * @param value 值

   * @return true 成功 false失败

   */

  public boolean hset(String key, String item, Object value) {
    
    

    try {
    
    

      redisTemplate.opsForHash().put(key, item, value);

      return true;
    } catch (Exception e) {
    
    

      e.printStackTrace();

      return false;
    }
  }


  /**

   * 向一张hash表中放入数据,如果不存在将创建

   * @param key 键

   * @param item 项

   * @param value 值

   * @param time 时间(秒) 注意:如果已存在的hash表有时间,这里将会替换原有的时间

   * @return true 成功 false失败

   */

  public boolean hset(String key, String item, Object value, long time) {
    
    

    try {
    
    

      redisTemplate.opsForHash().put(key, item, value);

      if (time > 0) {
    
    

        expire(key, time);
      }

      return true;
    } catch (Exception e) {
    
    

      e.printStackTrace();

      return false;
    }
  }


  /**

   * 删除hash表中的值

   * @param key 键 不能为null

   * @param item 项 可以使多个 不能为null

   */

  public void hdel(String key, Object... item) {
    
    

    redisTemplate.opsForHash().delete(key, item);
  }


  /**

   * 判断hash表中是否有该项的值

   * @param key 键 不能为null

   * @param item 项 不能为null

   * @return true 存在 false不存在

   */

  public boolean hHasKey(String key, String item) {
    
    

    return redisTemplate.opsForHash().hasKey(key, item);
  }


  /**

   * hash递增 如果不存在,就会创建一个 并把新增后的值返回

   * @param key 键

   * @param item 项

   * @param by 要增加几(大于0)

   * @return

   */

  public double hincr(String key, String item, double by) {
    
    

    return redisTemplate.opsForHash().increment(key, item, by);
  }


  /**

   * hash递减

   * @param key 键

   * @param item 项

   * @param by 要减少记(小于0)

   * @return

   */

  public double hdecr(String key, String item, double by) {
    
    

    return redisTemplate.opsForHash().increment(key, item, -by);
  }

// ============================set=============================

  /**

   * 根据key获取Set中的所有值

   * @param key 键

   * @return

   */

  public Set<Object> sGet(String key) {
    
    

    try {
    
    

      return redisTemplate.opsForSet().members(key);
    } catch (Exception e) {
    
    

      e.printStackTrace();

      return null;
    }
  }


  /**

   * 根据value从一个set中查询,是否存在

   * @param key 键

   * @param value 值

   * @return true 存在 false不存在

   */

  public boolean sHasKey(String key, Object value) {
    
    

    try {
    
    

      return redisTemplate.opsForSet().isMember(key, value);
    } catch (Exception e) {
    
    

      e.printStackTrace();

      return false;
    }
  }


  /**

   * 将数据放入set缓存

   * @param key 键

   * @param values 值 可以是多个

   * @return 成功个数

   */

  public long sSet(String key, Object... values) {
    
    

    try {
    
    

      return redisTemplate.opsForSet().add(key, values);
    } catch (Exception e) {
    
    

      e.printStackTrace();

      return 0;
    }
  }


  /**

   * 将set数据放入缓存

   * @param key 键

   * @param time 时间(秒)

   * @param values 值 可以是多个

   * @return 成功个数

   */

  public long sSetAndTime(String key, long time, Object... values) {
    
    

    try {
    
    

      Long count = redisTemplate.opsForSet().add(key, values);

      if (time > 0)

      {
    
    
        expire(key, time);
      }

      return count;
    } catch (Exception e) {
    
    

      e.printStackTrace();

      return 0;
    }
  }


  /**

   * 获取set缓存的长度

   * @param key 键

   * @return

   */

  public long sGetSetSize(String key) {
    
    

    try {
    
    

      return redisTemplate.opsForSet().size(key);
    } catch (Exception e) {
    
    

      e.printStackTrace();

      return 0;
    }
  }


  /**

   * 移除值为value的

   * @param key 键

   * @param values 值 可以是多个

   * @return 移除的个数

   */

  public long setRemove(String key, Object... values) {
    
    

    try {
    
    

      Long count = redisTemplate.opsForSet().remove(key, values);

      return count;
    } catch (Exception e) {
    
    

      e.printStackTrace();

      return 0;
    }
  }

// ===============================list=================================


  /**

   * 获取list缓存的内容

   * @param key 键

   * @param start 开始

   * @param end 结束 0 到 -1代表所有值

   * @return

   */

  public List<Object> lGet(String key, long start, long end) {
    
    

    try {
    
    

      return redisTemplate.opsForList().range(key, start, end);
    } catch (Exception e) {
    
    

      e.printStackTrace();

      return null;
    }
  }


  /**

   * 获取list缓存的长度

   * @param key 键

   * @return

   */

  public long lGetListSize(String key) {
    
    

    try {
    
    

      return redisTemplate.opsForList().size(key);
    } catch (Exception e) {
    
    

      e.printStackTrace();

      return 0;
    }
  }


  /**

   * 通过索引 获取list中的值

   * @param key 键

   * @param index 索引 index>=0时， 0 表头，1 第二个元素，依次类推；index<0时，-1，表尾，-2倒数第二个元素，依次类推

   * @return

   */

  public Object lGetIndex(String key, long index) {
    
    

    try {
    
    

      return redisTemplate.opsForList().index(key, index);
    } catch (Exception e) {
    
    

      e.printStackTrace();

      return null;
    }
  }


  /**

   * 将list放入缓存

   * @param key 键

   * @param value 值

   * @return

   */

  public boolean lSet(String key, Object value) {
    
    

    try {
    
    

      redisTemplate.opsForList().rightPush(key, value);

      return true;
    } catch (Exception e) {
    
    

      e.printStackTrace();

      return false;
    }
  }


  /**

   * 将list放入缓存

   * @param key 键

   * @param value 值

   * @param time 时间(秒)

   * @return

   */

  public boolean lSet(String key, Object value, long time) {
    
    

    try {
    
    

      redisTemplate.opsForList().rightPush(key, value);

      if (time > 0)

      {
    
    
        expire(key, time);
      }

      return true;
    } catch (Exception e) {
    
    

      e.printStackTrace();

      return false;
    }
  }


  /**

   * 将list放入缓存

   * @param key 键

   * @param value 值

   * @return

   */

  public boolean lSet(String key, List<Object> value) {
    
    

    try {
    
    

      redisTemplate.opsForList().rightPushAll(key, value);

      return true;
    } catch (Exception e) {
    
    

      e.printStackTrace();

      return false;
    }
  }


  /**

   * 将list放入缓存

   *

   * @param key 键

   * @param value 值

   * @param time 时间(秒)

   * @return

   */

  public boolean lSet(String key, List<Object> value, long time) {
    
    

    try {
    
    

      redisTemplate.opsForList().rightPushAll(key, value);

      if (time > 0)

      {
    
    
        expire(key, time);
      }

      return true;
    } catch (Exception e) {
    
    

      e.printStackTrace();

      return false;
    }
  }


  /**

   * 根据索引修改list中的某条数据

   * @param key 键

   * @param index 索引

   * @param value 值

   * @return

   */

  public boolean lUpdateIndex(String key, long index, Object value) {
    
    

    try {
    
    

      redisTemplate.opsForList().set(key, index, value);

      return true;
    } catch (Exception e) {
    
    

      e.printStackTrace();

      return false;
    }
  }


  /**

   * 移除N个值为value

   * @param key 键

   * @param count 移除多少个

   * @param value 值

   * @return 移除的个数

   */

  public long lRemove(String key, long count, Object value) {
    
    

    try {
    
    

      Long remove = redisTemplate.opsForList().remove(key, count, value);

      return remove;
    } catch (Exception e) {
    
    

      e.printStackTrace();

      return 0;
    }
  }
}