时间：2022-10-08 12:55:37 | 栏目：JAVA代码 | 点击：次
主要将实际项目中使用shardingshpere-proxy的经历经验，总结分享一下。
Sharding-Proxy作为分库分表和数据加密的数据库中间件。主要原因是，它对代码的侵入性很小，开发人员也不需要关注它，减少了学习成本，对DBA也很友好。另一方面，ShardingSphere已进入Apache孵化器，它完全开源免费，社区也很活跃，版本迭代也很快。mode:
type: Cluster # 集群
repository:
type: ZooKeeper # 使用zookeeper
props:
namespace: governance_ds
server-lists: 192.168.1.100:2181
retryIntervalMilliseconds: 50000
timeToLiveSeconds: 60
maxRetries: 3
operationTimeoutMilliseconds: 50000
overwrite: true
mode.type: Cluster使用集群配置，单个部署也可以设置为Cluster，没影响mode.repository 配置存储方式，可以选择使用ZooKeepermode.overwrite，配置加载方式，本地配置是否覆盖配置中心配置。true是可覆盖，以本地为准，将本地配置同步到zookeeper；false则以zookeeper为准schemaName: digital_village
dataSources:
ds:
url: jdbc:postgresql://192.168.1.xxx:5432/digital_village?currentSchema=public&serverTimezone=UTC&useSSL=false
username: postgres
password: xxxxxx
connectionTimeoutMilliseconds: 30000
idleTimeoutMilliseconds: 60000
maxLifetimeMilliseconds: 1800000
maxPoolSize: 120
minPoolSize: 1
ds_0:
url: jdbc:postgresql://192.168.1.xxx:5432/digital_village_0?currentSchema=public&serverTimezone=UTC&useSSL=false
ds_1:
url: jdbc:postgresql://192.168.1.xxx:5432/digital_village_1?currentSchema=public&serverTimezone=UTC&useSSL=false
password: xxxxx
rules:
- !SHARDING
tables:
# 需要分库的表，根据租户id分库
cms_basic_info:
actualDataNodes: ds_${0..3}.cms_basic_info
cms_column:
actualDataNodes: ds_${0..3}.cms_column
cms_content:
actualDataNodes: ds_${0..3}.cms_content
cms_content_text:
actualDataNodes: ds_${0..3}.cms_content_text
cms_menu_column_bind:
actualDataNodes: ds_${0..3}.cms_menu_column_bind
cms_message_board:
actualDataNodes: ds_${0..3}.cms_message_board
# 不需要分库分表的表，全部存储在 ds 数据源
auth_cfg_catalog_data_permission:
actualDataNodes: ds.auth_cfg_catalog_data_permission
databaseStrategy:
none:
auth_cfg_column_data_permission:
actualDataNodes: ds.auth_cfg_column_data_permission
databaseStrategy:
# 默认分库策略
defaultDatabaseStrategy:
standard:
shardingColumn: customer_id #分库字段
shardingAlgorithmName: customer_id_inline #分库规则:
defaultTableStrategy:
none:
# 默认主键策略
defaultKeyGenerateStrategy:
column: id
keyGeneratorName: snowflake
# 自定义分片算法
shardingAlgorithms:
customer_id_inline:
type: CLASS_BASED
props:
strategy: standard
algorithmClassName: cn.lonsun.dv.DigitalVillageShardingAlgorithm
# 主键生成策略
keyGenerators:
snowflake:
type: SNOWFLAKE
worker-id: 123
- !ENCRYPT
encryptors:
aes_encryptor:
type: AES
aes-key-value: xxxwwaS213123SAD
md5_encryptor:
type: MD5
party_position:
columns:
mobile:
plainColumn: mobile
cipherColumn: mobile_cipher
encryptorName: aes_encryptor
village_population:
id_number:
plainColumn: id_number
cipherColumn: id_number_cipher
queryWithCipherColumn: true