Redis cluster configuration support

application/src/main/resources/thingsboard.yml

@@ -278,10 +278,41 @@ redis:
   # standalone or cluster
   connection:
     type: standalone
+  standalone:
     host: "${REDIS_HOST:localhost}"
     port: "${REDIS_PORT:6379}"
-    db: "${REDIS_DB:0}"
-    password: "${REDIS_PASSWORD:}"
+    useDefaultClientConfig: "${REDIS_USE_DEFAULT_CLIENT_CONFIG:true}"
+    # this value may be used only if you used not default ClientConfig
+    clientName: "${REDIS_CLIENT_NAME:standalone}"
+    # this value may be used only if you used not default ClientConfig
+    connectTimeout: "${REDIS_CLIENT_CONNECT_TIMEOUT:30000}"
+    # this value may be used only if you used not default ClientConfig
+    readTimeout: "${REDIS_CLIENT_READ_TIMEOUT:60000}"
+    # this value may be used only if you used not default ClientConfig
+    usePoolConfig: "${REDIS_CLIENT_USE_POOL_CONFIG:false}"
+  cluster:
+    # Comma-separated list of "host:port" pairs to bootstrap from.
+    nodes: "${REDIS_NODES:}"
+    # Maximum number of redirects to follow when executing commands across the cluster.
+    max-redirects: "${REDIS_MAX_REDIRECTS:12}"
+    useDefaultPoolConfig: "${REDIS_USE_DEFAULT_POOL_CONFIG:true}"
+  # db index
+  db: "${REDIS_DB:0}"
+  # db password
+  password: "${REDIS_PASSWORD:}"
+  # pool config
+  pool_config:
+    maxTotal: "${REDIS_POOL_CONFIG_MAX_TOTAL:128}"
+    maxIdle: "${REDIS_POOL_CONFIG_MAX_IDLE:128}"
+    minIdle: "${REDIS_POOL_CONFIG_MIN_IDLE:16}"
+    testOnBorrow: "${REDIS_POOL_CONFIG_TEST_ON_BORROW:true}"
+    testOnReturn: "${REDIS_POOL_CONFIG_TEST_ON_RETURN:true}"
+    testWhileIdle: "${REDIS_POOL_CONFIG_TEST_WHILE_IDLE:true}"
+    minEvictableMs: "${REDIS_POOL_CONFIG_MIN_EVICTABLE_MS:60000}"
+    evictionRunsMs: "${REDIS_POOL_CONFIG_EVICTION_RUNS_MS:30000}"
+    maxWaitMills: "${REDIS_POOL_CONFIG_MAX_WAIT_MS:60000}"
+    numberTestsPerEvictionRun: "${REDIS_POOL_CONFIG_NUMBER_TESTS_PER_EVICTION_RUN:3}"
+    blockWhenExhausted: "${REDIS_POOL_CONFIG_BLOCK_WHEN_EXHAUSTED:true}"
 
 # Check new version updates parameters
 updates:

dao/src/main/java/org/thingsboard/server/dao/cache/TBRedisCacheConfiguration.java

@@ -31,35 +31,54 @@ import org.springframework.data.redis.connection.jedis.JedisConnectionFactory;
 import org.springframework.format.support.DefaultFormattingConversionService;
 import org.springframework.util.Assert;
 import org.thingsboard.server.common.data.id.EntityId;
+import redis.clients.jedis.JedisPoolConfig;
 
 @Configuration
 @ConditionalOnProperty(prefix = "cache", value = "type", havingValue = "redis", matchIfMissing = false)
 @EnableCaching
 @Data
-public class TBRedisCacheConfiguration {
+public abstract class TBRedisCacheConfiguration {
 
-    @Value("${redis.connection.host}")
-    private String host;
+    @Value("${redis.pool_config.maxTotal}")
+    private int maxTotal;
 
-    @Value("${redis.connection.port}")
-    private Integer port;
+    @Value("${redis.pool_config.maxIdle}")
+    private int maxIdle;
 
-    @Value("${redis.connection.db}")
-    private Integer db;
+    @Value("${redis.pool_config.minIdle}")
+    private int minIdle;
 
-    @Value("${redis.connection.password}")
-    private String password;
+    @Value("${redis.pool_config.testOnBorrow}")
+    private boolean testOnBorrow;
+
+    @Value("${redis.pool_config.testOnReturn}")
+    private boolean testOnReturn;
+
+    @Value("${redis.pool_config.testWhileIdle}")
+    private boolean testWhileIdle;
+
+    @Value("${redis.pool_config.minEvictableMs}")
+    private long minEvictableMs;
+
+    @Value("${redis.pool_config.evictionRunsMs}")
+    private long evictionRunsMs;
+
+    @Value("${redis.pool_config.maxWaitMills}")
+    private long maxWaitMills;
+
+    @Value("${redis.pool_config.numberTestsPerEvictionRun}")
+    private int numberTestsPerEvictionRun;
+
+    @Value("${redis.pool_config.blockWhenExhausted}")
+    private boolean blockWhenExhausted;
 
     @Bean
     public RedisConnectionFactory redisConnectionFactory() {
-        JedisConnectionFactory factory = new JedisConnectionFactory();
-        factory.setHostName(host);
-        factory.setPort(port);
-        factory.setDatabase(db);
-        factory.setPassword(password);
-        return factory;
+        return loadFactory();
     }
 
+    protected abstract JedisConnectionFactory loadFactory();
+
     @Bean
     public CacheManager cacheManager(RedisConnectionFactory cf) {
         DefaultFormattingConversionService redisConversionService = new DefaultFormattingConversionService();
@@ -78,4 +97,20 @@ public class TBRedisCacheConfiguration {
         Assert.notNull(registry, "ConverterRegistry must not be null!");
         registry.addConverter(EntityId.class, String.class, EntityId::toString);
     }
+
+    protected JedisPoolConfig buildPoolConfig() {
+        final JedisPoolConfig poolConfig = new JedisPoolConfig();
+        poolConfig.setMaxTotal(maxTotal);
+        poolConfig.setMaxIdle(maxIdle);
+        poolConfig.setMinIdle(minIdle);
+        poolConfig.setTestOnBorrow(testOnBorrow);
+        poolConfig.setTestOnReturn(testOnReturn);
+        poolConfig.setTestWhileIdle(testWhileIdle);
+        poolConfig.setMinEvictableIdleTimeMillis(minEvictableMs);
+        poolConfig.setTimeBetweenEvictionRunsMillis(evictionRunsMs);
+        poolConfig.setMaxWaitMillis(maxWaitMills);
+        poolConfig.setNumTestsPerEvictionRun(numberTestsPerEvictionRun);
+        poolConfig.setBlockWhenExhausted(blockWhenExhausted);
+        return poolConfig;
+    }
 }

dao/src/main/java/org/thingsboard/server/dao/cache/TBRedisClusterConfiguration.java

@@ -0,0 +1,77 @@
+/**
+ * Copyright © 2016-2019 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.dao.cache;
+
+import org.apache.commons.lang3.StringUtils;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.data.redis.connection.RedisClusterConfiguration;
+import org.springframework.data.redis.connection.RedisNode;
+import org.springframework.data.redis.connection.jedis.JedisConnectionFactory;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+@Configuration
+@ConditionalOnMissingBean(CaffeineCacheConfiguration.class)
+@ConditionalOnProperty(prefix = "redis.connection", value = "type", havingValue = "cluster")
+public class TBRedisClusterConfiguration extends TBRedisCacheConfiguration {
+
+    private static final String COMMA = ",";
+    private static final String COLON = ":";
+
+    @Value("${redis.cluster.nodes}")
+    private String clusterNodes;
+
+    @Value("${redis.cluster.max-redirects}")
+    private Integer maxRedirects;
+
+    @Value("${redis.cluster.useDefaultPoolConfig}")
+    private boolean useDefaultPoolConfig;
+
+    @Value("${redis.password}")
+    private String password;
+
+    public JedisConnectionFactory loadFactory() {
+        RedisClusterConfiguration clusterConfiguration = new RedisClusterConfiguration();
+        clusterConfiguration.setClusterNodes(getNodes(clusterNodes));
+        clusterConfiguration.setMaxRedirects(maxRedirects);
+        clusterConfiguration.setPassword(password);
+        if (useDefaultPoolConfig) {
+            return new JedisConnectionFactory(clusterConfiguration);
+        } else {
+            return new JedisConnectionFactory(clusterConfiguration, buildPoolConfig());
+        }
+    }
+
+    private List<RedisNode> getNodes(String nodes) {
+        List<RedisNode> result;
+        if (StringUtils.isBlank(nodes)) {
+            result = Collections.emptyList();
+        } else {
+            result = new ArrayList<>();
+            for (String hostPort : nodes.split(COMMA)) {
+                String host = hostPort.split(COLON)[0];
+                Integer port = Integer.valueOf(hostPort.split(COLON)[1]);
+                result.add(new RedisNode(host, port));
+            }
+        }
+        return result;
+    }
+}

dao/src/main/java/org/thingsboard/server/dao/cache/TBRedisStandaloneConfiguration.java

@@ -0,0 +1,88 @@
+/**
+ * Copyright © 2016-2019 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.dao.cache;
+
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.data.redis.connection.RedisStandaloneConfiguration;
+import org.springframework.data.redis.connection.jedis.JedisClientConfiguration;
+import org.springframework.data.redis.connection.jedis.JedisConnectionFactory;
+
+import java.time.Duration;
+
+@Configuration
+@ConditionalOnMissingBean(CaffeineCacheConfiguration.class)
+@ConditionalOnProperty(prefix = "redis.connection", value = "type", havingValue = "standalone")
+public class TBRedisStandaloneConfiguration extends TBRedisCacheConfiguration {
+
+    @Value("${redis.standalone.host}")
+    private String host;
+
+    @Value("${redis.standalone.port}")
+    private Integer port;
+
+    @Value("${redis.standalone.clientName}")
+    private String clientName;
+
+    @Value("${redis.standalone.connectTimeout}")
+    private Long connectTimeout;
+
+    @Value("${redis.standalone.readTimeout}")
+    private Long readTimeout;
+
+    @Value("${redis.standalone.useDefaultClientConfig}")
+    private boolean useDefaultClientConfig;
+
+    @Value("${redis.standalone.usePoolConfig}")
+    private boolean usePoolConfig;
+
+    @Value("${redis.db}")
+    private Integer db;
+
+    @Value("${redis.password}")
+    private String password;
+
+    public JedisConnectionFactory loadFactory() {
+        RedisStandaloneConfiguration standaloneConfiguration = new RedisStandaloneConfiguration();
+        standaloneConfiguration.setHostName(host);
+        standaloneConfiguration.setPort(port);
+        standaloneConfiguration.setDatabase(db);
+        standaloneConfiguration.setPassword(password);
+        if (useDefaultClientConfig) {
+            return new JedisConnectionFactory(standaloneConfiguration);
+        } else {
+            return new JedisConnectionFactory(standaloneConfiguration, buildClientConfig());
+        }
+    }
+
+    private JedisClientConfiguration buildClientConfig() {
+        if (usePoolConfig) {
+            return JedisClientConfiguration.builder()
+                    .clientName(clientName)
+                    .connectTimeout(Duration.ofMillis(connectTimeout))
+                    .readTimeout(Duration.ofMillis(readTimeout))
+                    .usePooling().poolConfig(buildPoolConfig())
+                    .build();
+        } else {
+            return JedisClientConfiguration.builder()
+                    .clientName(clientName)
+                    .connectTimeout(Duration.ofMillis(connectTimeout))
+                    .readTimeout(Duration.ofMillis(readTimeout)).build();
+        }
+    }
+}