deploy-ease-platform/backend/docs/deploy-ease-workflow.md
2024-12-03 18:16:16 +08:00

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# Deploy Ease 自动化部署平台设计文档
## 一、系统概述
### 1.1 功能模块
1. 项目集管理
- 项目集配置
- 项目管理
- Git仓库集成
- Jenkins集成
2. 环境管理
- 环境配置
- 环境克隆
- 环境变量管理
- 权限控制
3. 工作流引擎
- 流程设计
- 节点执行
- 状态管理
- 日志追踪
4. 审批流程
- 审批配置
- 审批执行
- 权限管理
- 日志记录
5. 配置中心
- Nacos配置管理
- 配置同步
- 版本控制
- 变更追踪
## 二、数据库设计
### 2.1 项目管理相关表
```sql
-- 项目集表
CREATE TABLE sys_project_group (
id BIGINT AUTO_INCREMENT PRIMARY KEY COMMENT '主键ID',
create_by VARCHAR(255) NULL COMMENT '创建人',
create_time DATETIME(6) NULL COMMENT '创建时间',
deleted BIT NOT NULL DEFAULT 0 COMMENT '是否删除',
update_by VARCHAR(255) NULL COMMENT '更新人',
update_time DATETIME(6) NULL COMMENT '更新时间',
version INT NOT NULL DEFAULT 0 COMMENT '乐观锁版本号',
tenant_id BIGINT NOT NULL COMMENT '租户ID',
code VARCHAR(50) NOT NULL COMMENT '项目集编码',
name VARCHAR(100) NOT NULL COMMENT '项目集名称',
description TEXT COMMENT '描述',
git_group_url VARCHAR(255) NOT NULL COMMENT 'Git组地址',
jenkins_folder VARCHAR(255) COMMENT 'Jenkins文件夹',
deploy_type VARCHAR(20) NOT NULL COMMENT '部署类型JENKINS/SELF_BUILD',
status VARCHAR(20) NOT NULL DEFAULT 'ENABLED' COMMENT '状态ENABLED/DISABLED',
CONSTRAINT uk_group_code UNIQUE (tenant_id, code),
CONSTRAINT uk_group_name UNIQUE (tenant_id, name)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='项目集表';
-- 项目表
CREATE TABLE sys_project (
id BIGINT AUTO_INCREMENT PRIMARY KEY COMMENT '主键ID',
create_by VARCHAR(255) NULL COMMENT '创建人',
create_time DATETIME(6) NULL COMMENT '创建时间',
deleted BIT NOT NULL DEFAULT 0 COMMENT '是否删除',
update_by VARCHAR(255) NULL COMMENT '更新人',
update_time DATETIME(6) NULL COMMENT '更新时间',
version INT NOT NULL DEFAULT 0 COMMENT '乐观锁版本号',
tenant_id BIGINT NOT NULL COMMENT '租户ID',
group_id BIGINT NOT NULL COMMENT '项目集ID',
code VARCHAR(50) NOT NULL COMMENT '项目编码',
name VARCHAR(100) NOT NULL COMMENT '项目名称',
description TEXT COMMENT '描述',
git_url VARCHAR(255) NOT NULL COMMENT 'Git地址',
jenkins_job VARCHAR(255) COMMENT 'Jenkins任务名',
build_type VARCHAR(20) NOT NULL COMMENT '构建类型MAVEN/GRADLE/NPM',
enable_build BIT NOT NULL DEFAULT 1 COMMENT '是否启用构建',
status VARCHAR(20) NOT NULL DEFAULT 'ENABLED' COMMENT '状态ENABLED/DISABLED',
CONSTRAINT fk_project_group FOREIGN KEY (group_id) REFERENCES sys_project_group(id),
CONSTRAINT uk_project_code UNIQUE (tenant_id, code),
CONSTRAINT uk_project_name UNIQUE (tenant_id, group_id, name)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='项目表';
```
### 2.2 环境管理相关表
```sql
-- 环境表
CREATE TABLE sys_environment (
id BIGINT AUTO_INCREMENT PRIMARY KEY COMMENT '主键ID',
create_by VARCHAR(255) NULL COMMENT '创建人',
create_time DATETIME(6) NULL COMMENT '创建时间',
deleted BIT NOT NULL DEFAULT 0 COMMENT '是否删除',
update_by VARCHAR(255) NULL COMMENT '更新人',
update_time DATETIME(6) NULL COMMENT '更新时间',
version INT NOT NULL DEFAULT 0 COMMENT '乐观锁版本号',
tenant_id BIGINT NOT NULL COMMENT '租户ID',
code VARCHAR(50) NOT NULL COMMENT '环境编码',
name VARCHAR(100) NOT NULL COMMENT '环境名称',
description TEXT COMMENT '描述',
type VARCHAR(20) NOT NULL COMMENT '环境类型DEV/TEST/UAT/PROD',
need_approval BIT NOT NULL DEFAULT 0 COMMENT '是否需要审批',
status VARCHAR(20) NOT NULL DEFAULT 'ENABLED' COMMENT '状态ENABLED/DISABLED',
CONSTRAINT uk_env_code UNIQUE (tenant_id, code),
CONSTRAINT uk_env_name UNIQUE (tenant_id, name)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='环境表';
-- 项目环境配置表
CREATE TABLE sys_project_env (
id BIGINT AUTO_INCREMENT PRIMARY KEY COMMENT '主键ID',
create_by VARCHAR(255) NULL COMMENT '创建人',
create_time DATETIME(6) NULL COMMENT '创建时间',
deleted BIT NOT NULL DEFAULT 0 COMMENT '是否删除',
update_by VARCHAR(255) NULL COMMENT '更新人',
update_time DATETIME(6) NULL COMMENT '更新时间',
version INT NOT NULL DEFAULT 0 COMMENT '乐观锁版本号',
tenant_id BIGINT NOT NULL COMMENT '租户ID',
project_id BIGINT NOT NULL COMMENT '项目ID',
env_id BIGINT NOT NULL COMMENT '环境ID',
workflow_id BIGINT COMMENT '工作流定义ID',
config TEXT COMMENT '环境配置(JSON)',
status VARCHAR(20) NOT NULL DEFAULT 'ENABLED' COMMENT '状态ENABLED/DISABLED',
CONSTRAINT fk_env_project FOREIGN KEY (project_id) REFERENCES sys_project(id),
CONSTRAINT fk_env_environment FOREIGN KEY (env_id) REFERENCES sys_environment(id),
CONSTRAINT uk_project_env UNIQUE (tenant_id, project_id, env_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='项目环境配置表';
```
### 2.3 工作流相关表
```sql
-- 工作流定义表
CREATE TABLE sys_workflow_definition (
id BIGINT AUTO_INCREMENT PRIMARY KEY COMMENT '主键ID',
create_by VARCHAR(255) NULL COMMENT '创建人',
create_time DATETIME(6) NULL COMMENT '创建时间',
deleted BIT NOT NULL DEFAULT 0 COMMENT '是否删除',
update_by VARCHAR(255) NULL COMMENT '更新人',
update_time DATETIME(6) NULL COMMENT '更新时间',
version INT NOT NULL DEFAULT 0 COMMENT '乐观锁版本号',
tenant_id BIGINT NOT NULL COMMENT '租户ID',
code VARCHAR(50) NOT NULL COMMENT '工作流编码',
name VARCHAR(100) NOT NULL COMMENT '工作流名称',
description TEXT COMMENT '描述',
content TEXT NOT NULL COMMENT '工作流定义(JSON)',
type VARCHAR(20) NOT NULL COMMENT '类型DEPLOY/CONFIG_SYNC',
status VARCHAR(20) NOT NULL DEFAULT 'DRAFT' COMMENT '状态DRAFT/PUBLISHED/DISABLED',
CONSTRAINT uk_workflow_code UNIQUE (tenant_id, code)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='工作流定义表';
-- 工作流实例表
CREATE TABLE sys_workflow_instance (
id BIGINT AUTO_INCREMENT PRIMARY KEY COMMENT '主键ID',
create_by VARCHAR(255) NULL COMMENT '创建人',
create_time DATETIME(6) NULL COMMENT '创建时间',
deleted BIT NOT NULL DEFAULT 0 COMMENT '是否删除',
update_by VARCHAR(255) NULL COMMENT '更新人',
update_time DATETIME(6) NULL COMMENT '更新时间',
version INT NOT NULL DEFAULT 0 COMMENT '乐观锁版本号',
tenant_id BIGINT NOT NULL COMMENT '租户ID',
definition_id BIGINT NOT NULL COMMENT '工作流定义ID',
project_env_id BIGINT NOT NULL COMMENT '项目环境ID',
status VARCHAR(20) NOT NULL COMMENT '状态RUNNING/COMPLETED/FAILED/CANCELED',
start_time DATETIME NOT NULL COMMENT '开始时间',
end_time DATETIME COMMENT '结束时间',
variables TEXT COMMENT '工作流变量(JSON)',
error TEXT COMMENT '错误信息',
CONSTRAINT fk_instance_definition FOREIGN KEY (definition_id) REFERENCES sys_workflow_definition(id),
CONSTRAINT fk_instance_project_env FOREIGN KEY (project_env_id) REFERENCES sys_project_env(id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='工作流实例表';
-- 节点实例表
CREATE TABLE sys_node_instance (
id BIGINT AUTO_INCREMENT PRIMARY KEY COMMENT '主键ID',
create_by VARCHAR(255) NULL COMMENT '创建人',
create_time DATETIME(6) NULL COMMENT '创建时间',
deleted BIT NOT NULL DEFAULT 0 COMMENT '是否删除',
update_by VARCHAR(255) NULL COMMENT '更新人',
update_time DATETIME(6) NULL COMMENT '更新时间',
version INT NOT NULL DEFAULT 0 COMMENT '乐观锁版本号',
tenant_id BIGINT NOT NULL COMMENT '租户ID',
workflow_instance_id BIGINT NOT NULL COMMENT '工作流实例ID',
node_id VARCHAR(50) NOT NULL COMMENT '节点ID',
node_type VARCHAR(50) NOT NULL COMMENT '节点类型',
name VARCHAR(100) NOT NULL COMMENT '节点名称',
status VARCHAR(20) NOT NULL COMMENT '状态PENDING/RUNNING/COMPLETED/FAILED/CANCELED',
start_time DATETIME COMMENT '开始时间',
end_time DATETIME COMMENT '结束时间',
input TEXT COMMENT '输入参数(JSON)',
output TEXT COMMENT '输出结果(JSON)',
error TEXT COMMENT '错误信息',
CONSTRAINT fk_node_workflow_instance FOREIGN KEY (workflow_instance_id) REFERENCES sys_workflow_instance(id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='节点实例表';
```
### 2.4 审批相关表
```sql
-- 审批流程定义表
CREATE TABLE sys_approval_flow (
id BIGINT AUTO_INCREMENT PRIMARY KEY COMMENT '主键ID',
create_by VARCHAR(255) NULL COMMENT '创建人',
create_time DATETIME(6) NULL COMMENT '创建时间',
deleted BIT NOT NULL DEFAULT 0 COMMENT '是否删除',
update_by VARCHAR(255) NULL COMMENT '更新人',
update_time DATETIME(6) NULL COMMENT '更新时间',
version INT NOT NULL DEFAULT 0 COMMENT '乐观锁版本号',
tenant_id BIGINT NOT NULL COMMENT '租户ID',
code VARCHAR(50) NOT NULL COMMENT '流程编码',
name VARCHAR(100) NOT NULL COMMENT '流程名称',
description TEXT COMMENT '描述',
type VARCHAR(20) NOT NULL COMMENT '流程类型DEPLOY/LEAVE/NACOS_CONFIG',
content TEXT NOT NULL COMMENT '流程定义(JSON)',
status VARCHAR(20) NOT NULL DEFAULT 'ENABLED' COMMENT '状态ENABLED/DISABLED',
CONSTRAINT uk_flow_code UNIQUE (tenant_id, code)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='审批流程定义表';
-- 审批任务表
CREATE TABLE sys_approval_task (
id BIGINT AUTO_INCREMENT PRIMARY KEY COMMENT '主键ID',
create_by VARCHAR(255) NULL COMMENT '创建人',
create_time DATETIME(6) NULL COMMENT '创建时间',
deleted BIT NOT NULL DEFAULT 0 COMMENT '是否删除',
update_by VARCHAR(255) NULL COMMENT '更新人',
update_time DATETIME(6) NULL COMMENT '更新时间',
version INT NOT NULL DEFAULT 0 COMMENT '乐观锁版本号',
tenant_id BIGINT NOT NULL COMMENT '租户ID',
flow_id BIGINT NOT NULL COMMENT '流程定义ID',
node_id BIGINT NOT NULL COMMENT '当前节点ID',
title VARCHAR(200) NOT NULL COMMENT '审批标题',
status VARCHAR(20) NOT NULL COMMENT '状态PENDING/APPROVED/REJECTED/CANCELED',
start_time DATETIME NOT NULL COMMENT '开始时间',
end_time DATETIME COMMENT '结束时间',
variables TEXT COMMENT '审批变量(JSON)',
CONSTRAINT fk_task_flow FOREIGN KEY (flow_id) REFERENCES sys_approval_flow(id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='审批任务表';
-- 审批记录表
CREATE TABLE sys_approval_record (
id BIGINT AUTO_INCREMENT PRIMARY KEY COMMENT '主键ID',
create_by VARCHAR(255) NULL COMMENT '创建人',
create_time DATETIME(6) NULL COMMENT '创建时间',
deleted BIT NOT NULL DEFAULT 0 COMMENT '是否删除',
update_by VARCHAR(255) NULL COMMENT '更新人',
update_time DATETIME(6) NULL COMMENT '更新时间',
version INT NOT NULL DEFAULT 0 COMMENT '乐观锁版本号',
tenant_id BIGINT NOT NULL COMMENT '租户ID',
task_id BIGINT NOT NULL COMMENT '审批任务ID',
node_id BIGINT NOT NULL COMMENT '审批节点ID',
approver VARCHAR(100) NOT NULL COMMENT '审批人',
action VARCHAR(20) NOT NULL COMMENT '操作APPROVE/REJECT',
comment TEXT COMMENT '审批意见',
CONSTRAINT fk_record_task FOREIGN KEY (task_id) REFERENCES sys_approval_task(id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='审批记录表';
```
## 三、API接口设计
### 3.1 项目管理接口
#### 3.1.1 项目集管理
```yaml
/api/v1/project-group:
post:
summary: 创建项目集
description: |
创建新的项目集,需要提供以下信息:
1. 项目集基本信息(编码、名称、描述)
2. Git仓库信息
3. Jenkins配置可选
requestBody:
content:
application/json:
schema:
$ref: '#/components/schemas/ProjectGroupDTO'
responses:
200:
description: 成功创建项目集
content:
application/json:
schema:
$ref: '#/components/schemas/Response'
get:
summary: 查询项目集列表
description: |
支持以下查询条件:
1. 名称模糊搜索
2. 状态过滤
3. 分页参数
parameters:
- name: name
in: query
description: 项目集名称
schema:
type: string
- name: status
in: query
description: 状态
schema:
type: string
enum: [ENABLED, DISABLED]
responses:
200:
description: 项目集列表
content:
application/json:
schema:
$ref: '#/components/schemas/PageResponse'
```
#### 3.1.2 项目管理
```yaml
/api/v1/project:
post:
summary: 创建项目
description: |
创建新项目,需要提供:
1. 项目基本信息
2. 所属项目集
3. Git仓库信息
4. 构建配置
requestBody:
content:
application/json:
schema:
$ref: '#/components/schemas/ProjectDTO'
responses:
200:
description: 成功创建项目
get:
summary: 查询项目列表
description: |
支持条件:
1. 项目集ID
2. 名称搜索
3. 状态过滤
parameters:
- name: groupId
in: query
required: true
schema:
type: integer
- name: name
in: query
schema:
type: string
responses:
200:
description: 项目列表
```
### 3.2 工作流管理接口
#### 3.2.1 工作流设计
```yaml
/api/v1/workflow/definition:
post:
summary: 创建工作流
description: |
创建工作流定义,支持:
1. 节点配置
2. 连线规则
3. 变量定义
requestBody:
content:
application/json:
schema:
$ref: '#/components/schemas/WorkflowDefinitionDTO'
get:
summary: 获取工作流定义
description: |
查询工作流定义,支持:
1. 基本信息
2. 节点信息
3. 连线信息
parameters:
- name: id
in: path
required: true
schema:
type: integer
```
#### 3.2.2 工作流执行
```yaml
/api/v1/workflow/instance:
post:
summary: 启动工作流
description: |
启动工作流实例,需要:
1. 工作流定义ID
2. 项目环境ID
3. 执行参数
requestBody:
content:
application/json:
schema:
$ref: '#/components/schemas/WorkflowStartDTO'
get:
summary: 查询执行状态
description: |
查询工作流执行状态,包括:
1. 整体状态
2. 节点状态
3. 执行日志
parameters:
- name: id
in: path
required: true
schema:
type: integer
```
## 四、前端集成指南
### 4.1 工作流设计器
#### 4.1.1 组件结构
```typescript
// 工作流设计器组件
const WorkflowDesigner: React.FC = () => {
// 1. 画布配置
const graphConfig = {
container: 'workflow-container',
grid: true,
history: true,
connecting: {
snap: true,
allowBlank: false,
allowLoop: false,
highlight: true,
},
};
// 2. 节点配置
const nodeConfig = {
// Git同步节点
gitSync: {
width: 120,
height: 60,
attrs: {
body: {
fill: '#E7F7FF',
stroke: '#1890FF',
},
label: {
text: 'Git同步',
},
},
},
// 其他节点配置...
};
return (
<div className="workflow-designer">
<Toolbar>
<NodePalette nodes={nodeConfig} />
<div className="actions">
<Button onClick={handleSave}>保存</Button>
<Button onClick={handleDeploy}>部署</Button>
</div>
</Toolbar>
<div className="designer-container">
<div id="workflow-container" className="graph-container" />
<NodeConfig node={selectedNode} onChange={handleNodeChange} />
</div>
<LogViewer instance={currentInstance} />
</div>
);
};
```
#### 4.1.2 节点配置
```typescript
// 节点配置组件
const NodeConfig: React.FC<{node: Node}> = ({ node }) => {
// 1. 动态加载配置组件
const ConfigComponent = nodeConfigComponents[node.type];
// 2. 处理配置变更
const handleConfigChange = (config: any) => {
// 更新节点配置
node.updateConfig(config);
};
return (
<div className="node-config">
<ConfigComponent
value={node.config}
onChange={handleConfigChange}
/>
</div>
);
};
// Git同步节点配置
const GitSyncConfig: React.FC<{value: any, onChange: (config: any) => void}> = ({
value,
onChange,
}) => {
return (
<Form layout="vertical">
<Form.Item label="分支" required>
<Input
value={value.branch}
onChange={e => onChange({ ...value, branch: e.target.value })}
/>
</Form.Item>
<Form.Item label="本地路径" required>
<Input
value={value.localPath}
onChange={e => onChange({ ...value, localPath: e.target.value })}
/>
</Form.Item>
</Form>
);
};
```
#### 4.1.3 日志查看
```typescript
// 日志查看器组件
const LogViewer: React.FC<{instance: WorkflowInstance}> = ({ instance }) => {
const [logs, setLogs] = useState<LogMessage[]>([]);
// 1. 建立WebSocket连接
useEffect(() => {
const ws = new WebSocket(`ws://localhost:8080/api/logs/${instance.id}`);
ws.onmessage = (event) => {
const log = JSON.parse(event.data);
setLogs(prev => [...prev, log]);
};
return () => ws.close();
}, [instance]);
// 2. 渲染日志
return (
<div className="log-viewer">
<Tabs>
<TabPane tab="流程日志" key="workflow">
<LogList logs={logs.filter(log => log.type === 'workflow')} />
</TabPane>
<TabPane tab="节点日志" key="node">
<LogList logs={logs.filter(log => log.type === 'node')} />
</TabPane>
</Tabs>
</div>
);
};
```
### 4.2 状态管理
#### 4.2.1 工作流状态
```typescript
// 工作流状态管理
const useWorkflowStore = create<WorkflowStore>((set) => ({
definitions: [],
instances: [],
// 加载工作流定义
loadDefinitions: async () => {
const response = await api.get('/api/v1/workflow/definition');
set({ definitions: response.data });
},
// 创建工作流实例
createInstance: async (params) => {
const response = await api.post('/api/v1/workflow/instance', params);
set(state => ({
instances: [...state.instances, response.data],
}));
},
// 更新实例状态
updateInstanceStatus: (id, status) => {
set(state => ({
instances: state.instances.map(instance =>
instance.id === id
? { ...instance, status }
: instance
),
}));
},
}));
```
#### 4.2.2 审批状态
```typescript
// 审批状态管理
const useApprovalStore = create<ApprovalStore>((set) => ({
tasks: [],
records: [],
// 加载待办任务
loadTasks: async () => {
const response = await api.get('/api/v1/approval/task');
set({ tasks: response.data });
},
// 审批通过
approve: async (taskId, comment) => {
await api.post(`/api/v1/approval/task/${taskId}/approve`, { comment });
set(state => ({
tasks: state.tasks.filter(task => task.id !== taskId),
}));
},
// 审批拒绝
reject: async (taskId, comment) => {
await api.post(`/api/v1/approval/task/${taskId}/reject`, { comment });
set(state => ({
tasks: state.tasks.filter(task => task.id !== taskId),
}));
},
}));
```
## 五、部署指南
### 5.1 环境要求
1. Java 21
2. MySQL 8.0
3. Redis 7.x
4. Node.js 18+
### 5.2 配置说明
```yaml
# application.yml
spring:
datasource:
url: jdbc:mysql://localhost:3306/deploy_ease
username: root
password: root
redis:
host: localhost
port: 6379
rabbitmq:
host: localhost
port: 5672
workflow:
executor:
core-pool-size: 10
max-pool-size: 20
queue-capacity: 100
node:
timeout: 3600 # 节点执行超时时间(秒)
retry:
max-attempts: 3
delay: 5000
```
### 5.3 部署步骤
1. 数据库初始化
```bash
mysql -u root -p deploy_ease < schema.sql
mysql -u root -p deploy_ease < data.sql
```
2. 后端部署
```bash
mvn clean package
java -jar deploy-ease.jar
```
3. 前端部署
```bash
npm install
npm run build
```
### 5.4 监控配置
1. Prometheus监控
```yaml
scrape_configs:
- job_name: 'deploy-ease'
metrics_path: '/actuator/prometheus'
static_configs:
- targets: ['localhost:8080']
```
2. Grafana面板
- JVM监控
- 接口监控
- 业务监控
## 六、系统优化增强
### 6.1 分布式工作流支持
```java
/**
* 分布式工作流引擎增强
*/
public interface DistributedWorkflowEngine extends WorkflowEngine {
// 分布式锁支持
void acquireWorkflowLock(String lockKey, Duration timeout);
void releaseWorkflowLock(String lockKey);
// 集群协调
void registerWorker(WorkerInfo workerInfo);
void updateWorkerStatus(String workerId, WorkerStatus status);
// 任务分发
void assignTask(String workerId, WorkflowTask task);
void reassignTask(String fromWorkerId, String toWorkerId, WorkflowTask task);
// 故障转移
void handleWorkerFailure(String workerId);
void recoverTasks(String failedWorkerId);
}
```
### 6.2 工作流版本控制
```java
/**
* 工作流版本管理
*/
public interface WorkflowVersionManager {
// 版本控制
String createVersion(WorkflowDefinition definition);
WorkflowDefinition getVersion(String versionId);
List<WorkflowVersion> getVersionHistory(String code);
// 版本迁移
void migrateInstances(String fromVersion, String toVersion);
void rollbackVersion(String versionId);
// 版本比较
WorkflowDiff compareVersions(String version1, String version2);
}
```
### 6.3 动态节点支持
```java
/**
* 动态节点管理器
*/
public interface DynamicNodeManager {
// 动态节点注册
void registerNodeType(String type, NodeExecutor executor);
void unregisterNodeType(String type);
// 动态配置
void updateNodeConfig(String type, NodeConfig config);
NodeConfig getNodeConfig(String type);
// 节点发现
List<NodeTypeInfo> discoverNodes();
boolean isNodeTypeAvailable(String type);
}
```
### 6.4 工作流监控增强
```java
/**
* 增强的工作流监控
*/
@Component
@Slf4j
public class EnhancedWorkflowMonitor extends PerformanceMonitor {
// 业务监控指标
private final Counter businessErrorCounter;
private final Counter approvalTimeoutCounter;
private final Timer approvalDurationTimer;
// 资源监控
private final Gauge databaseConnectionGauge;
private final Gauge cacheUsageGauge;
private final Gauge messageQueueDepthGauge;
// SLA监控
private final Timer workflowSLATimer;
private final Counter slaViolationCounter;
public void recordBusinessError(String errorType, String errorCode) {
businessErrorCounter.increment();
// 记录详细错误信息
}
public void checkSLA(WorkflowInstance instance) {
Duration duration = Duration.between(instance.getStartTime(), LocalDateTime.now());
workflowSLATimer.record(duration);
if (duration.compareTo(instance.getSLADuration()) > 0) {
slaViolationCounter.increment();
// 触发SLA违规告警
}
}
}
```
### 6.5 工作流数据分析
```java
/**
* 工作流分析服务
*/
@Service
@Slf4j
public class WorkflowAnalyticsService {
private final WorkflowInstanceRepository instanceRepository;
private final NodeInstanceRepository nodeRepository;
private final AnalyticsEngine analyticsEngine;
// 性能分析
public PerformanceReport analyzePerformance(String workflowType, DateRange range) {
// 分析工作流执行性能
return analyticsEngine.analyzePerformance(workflowType, range);
}
// 瓶颈分析
public List<BottleneckNode> findBottlenecks(String workflowType) {
// 识别执行瓶颈
return analyticsEngine.findBottlenecks(workflowType);
}
// 趋势分析
public TrendReport analyzeTrend(String metric, DateRange range) {
// 分析指标趋势
return analyticsEngine.analyzeTrend(metric, range);
}
}
```
### 6.6 工作流调度优化
```java
/**
* 优化的工作流调度器
*/
@Component
@Slf4j
public class OptimizedWorkflowScheduler {
private final WorkloadBalancer workloadBalancer;
private final PriorityQueue<WorkflowTask> taskQueue;
// 优先级调度
public void schedulePriorityTask(WorkflowTask task) {
task.setPriority(calculatePriority(task));
taskQueue.offer(task);
}
// 负载均衡
public void balanceWorkload() {
List<WorkerNode> workers = workloadBalancer.getActiveWorkers();
for (WorkerNode worker : workers) {
if (worker.isOverloaded()) {
redistributeTasks(worker);
}
}
}
// 资源预留
public void reserveResources(WorkflowTask task) {
ResourceRequirements requirements = task.getResourceRequirements();
resourceManager.reserve(requirements);
}
}
```