
tikv/tikv-server本镜像提供一个分布式事务性键值数据库的运行环境。该数据库采用分布式架构设计,支持事务ACID特性,以键值对形式组织数据,适用于需要在分布式系统中实现高一致性、高可用数据存储的场景。
通过Docker Hub或私有仓库拉取镜像:
bashdocker pull [镜像仓库地址]/distributed-tx-kvdb:latest
bashdocker run -d \ --name tx-kvdb-node1 \ -p 2379:2379 \ -v /data/kvdb/node1:/var/lib/kvdb \ -e NODE_NAME=node1 \ -e LISTEN_ADDR=0.0.0.0:2379 \ -e TRANSACTION_ISOLATION=READ_COMMITTED \ [镜像仓库地址]/distributed-tx-kvdb:latest
-p 2379:2379:映射容器端口到主机,2379为默认客户端通信端口。-v /data/kvdb/node1:/var/lib/kvdb:挂载主机目录作为数据持久化存储路径。NODE_NAME:节点名称,用于集群识别(单节点模式可省略)。LISTEN_ADDR:节点监听地址,默认0.0.0.0:2379。TRANSACTION_ISOLATION:事务隔离级别,可选值:READ_UNCOMMITTED、READ_COMMITTED(默认)、REPEATABLE_READ、SERIALIZABLE。创建docker-compose.yml文件:
yamlversion: '3' services: node1: image: [镜像仓库地址]/distributed-tx-kvdb:latest container_name: tx-kvdb-node1 ports: - "2379:2379" - "2380:2380" # 集群通信端口 volumes: - ./data/node1:/var/lib/kvdb environment: - NODE_NAME=node1 - LISTEN_ADDR=0.0.0.0:2379 - CLUSTER_LISTEN_ADDR=0.0.0.0:2380 - CLUSTER_NODES=node1:2380,node2:2380,node3:2380 - INITIAL_CLUSTER_STATE=new # 首次启动为new,后续为existing node2: image: [镜像仓库地址]/distributed-tx-kvdb:latest container_name: tx-kvdb-node2 ports: - "2381:2379" - "2382:2380" volumes: - ./data/node2:/var/lib/kvdb environment: - NODE_NAME=node2 - LISTEN_ADDR=0.0.0.0:2379 - CLUSTER_LISTEN_ADDR=0.0.0.0:2380 - CLUSTER_NODES=node1:2380,node2:2380,node3:2380 - INITIAL_CLUSTER_STATE=new node3: image: [镜像仓库地址]/distributed-tx-kvdb:latest container_name: tx-kvdb-node3 ports: - "2383:2379" - "2384:2380" volumes: - ./data/node3:/var/lib/kvdb environment: - NODE_NAME=node3 - LISTEN_ADDR=0.0.0.0:2379 - CLUSTER_LISTEN_ADDR=0.0.0.0:2380 - CLUSTER_NODES=node1:2380,node2:2380,node3:2380 - INITIAL_CLUSTER_STATE=new
启动集群:
bashdocker-compose up -d
| 参数名 | 描述 | 默认值 | 可选值 |
|---|---|---|---|
| TRANSACTION_ISOLATION | 事务隔离级别 | READ_COMMITTED | READ_UNCOMMITTED, READ_COMMITTED, REPEATABLE_READ, SERIALIZABLE |
| CLUSTER_NODES | 集群节点列表(格式:节点名:集群通信端口) | - | 多个节点用逗号分隔 |
| INITIAL_CLUSTER_STATE | 集群初始化状态 | existing | new(首次创建集群), existing(加入现有集群) |
| DATA_DIR | 数据持久化目录 | /var/lib/kvdb | 容器内绝对路径 |
| LOG_LEVEL | 日志级别 | info | debug, info, warn, error |

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