2021-12-24 18:33:00 +08:00

304 lines
7.4 KiB
TypeScript
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

import { App, Inject, Logger, Provide } from '@midwayjs/decorator';
import { BaseService } from '@cool-midway/core';
import { InjectEntityModel } from '@midwayjs/orm';
import { Repository } from 'typeorm';
import { TaskInfoEntity } from '../entity/info';
import { TaskLogEntity } from '../entity/log';
import { ILogger } from '@midwayjs/logger';
import { IMidwayWebApplication } from '@midwayjs/web';
import * as _ from 'lodash';
import { Utils } from '../../../comm/utils';
import { TaskInfoQueue } from '../queue/task';
/**
* 任务
*/
@Provide()
export class TaskInfoService extends BaseService {
@InjectEntityModel(TaskInfoEntity)
taskInfoEntity: Repository<TaskInfoEntity>;
@Logger()
logger: ILogger;
@InjectEntityModel(TaskLogEntity)
taskLogEntity: Repository<TaskLogEntity>;
@Inject()
taskInfoQueue: TaskInfoQueue;
@App()
app: IMidwayWebApplication;
@Inject()
utils: Utils;
/**
* 停止任务
* @param id
*/
async stop(id) {
const task = await this.taskInfoEntity.findOne({ id });
if (task) {
const job = await this.exist(task.id);
if (job) {
await this.taskInfoQueue.removeRepeatable(JSON.parse(task.repeatConf));
}
task.status = 0;
await this.taskInfoEntity.update(task.id, task);
await this.updateNextRunTime(task.id);
}
}
/**
* 开始任务
* @param id
* @param type
*/
async start(id, type?) {
const task = await this.taskInfoEntity.findOne({ id });
task.status = 1;
if (type) {
task.type = type;
}
await this.addOrUpdate(task);
}
/**
* 手动执行一次
* @param id
*/
async once(id) {
const task = await this.taskInfoEntity.findOne({ id });
if (task) {
await this.taskInfoQueue.add(task, {
jobId: task.id.toString(),
removeOnComplete: true,
removeOnFail: true,
});
}
}
/**
* 检查任务是否存在
* @param jobId
*/
async exist(jobId) {
const result = await this.taskInfoQueue.getRepeatableJobs();
const ids = result.map(e => {
return e.id;
});
return ids.includes(jobId.toString());
}
/**
* 新增或修改
* @param params
*/
async addOrUpdate(params) {
let repeatConf;
await this.getOrmManager().transaction(async transactionalEntityManager => {
if (params.taskType === 0) {
params.limit = null;
params.every = null;
} else {
params.cron = null;
}
await transactionalEntityManager.save(TaskInfoEntity, params);
if (params.status === 1) {
const exist = await this.exist(params.id);
if (exist) {
await this.taskInfoQueue.removeRepeatable(
JSON.parse(params.repeatConf)
);
}
const { every, limit, startDate, endDate, cron } = params;
const repeat = {
every,
limit,
jobId: params.id,
startDate,
endDate,
cron,
};
await this.utils.removeEmptyP(repeat);
const result = await this.taskInfoQueue.add(params, {
jobId: params.id,
removeOnComplete: true,
removeOnFail: true,
repeat,
});
if (!result) {
throw new Error('任务添加失败,请检查任务配置');
}
// await transactionalEntityManager.update(TaskInfoEntity, params.id, {
// jobId: opts.jobId,
// });
repeatConf = result.opts;
}
});
if (params.status === 1) {
this.utils.sleep(1000);
await this.updateNextRunTime(params.id);
await this.nativeQuery(
'update task_info a set a.repeatConf = ? where a.id = ?',
[JSON.stringify(repeatConf.repeat), params.id]
);
}
}
/**
* 删除
* @param ids
*/
async delete(ids) {
let idArr;
if (ids instanceof Array) {
idArr = ids;
} else {
idArr = ids.split(',');
}
for (const id of idArr) {
const task = await this.taskInfoEntity.findOne({ id });
const exist = await this.exist(task.id);
if (exist) {
await this.taskInfoQueue.removeRepeatable(JSON.parse(task.repeatConf));
}
await this.taskInfoEntity.delete({ id });
await this.taskLogEntity.delete({ taskId: id });
}
}
/**
* 任务日志
* @param query
*/
async log(query) {
const { id, status } = query;
return await this.sqlRenderPage(
`
SELECT
a.*,
b.NAME AS taskName
FROM
task_log a
JOIN task_info b ON a.taskId = b.id
where 1=1
${this.setSql(id, 'and a.taskId = ?', [id])}
${this.setSql(status, 'and a.status = ?', [status])}
`,
query
);
}
/**
* 保存任务记录成功任务每个任务保留最新20条日志失败日志不会删除
* @param task
* @param status
* @param detail
*/
async record(task, status, detail?) {
await this.taskLogEntity.save({
taskId: task.id,
status,
detail: detail || '',
});
await this.nativeQuery(
`DELETE a
FROM
task_log a,
( SELECT id FROM task_log where taskId = ? AND status = 1 ORDER BY id DESC LIMIT ?, 1 ) b
WHERE
a.taskId = ? AND
a.status = 1 AND
a.id < b.id`,
[task.id, 19, task.id]
); // 日志保留最新的20条
}
/**
* 初始化任务
*/
async initTask() {
const runningTasks = await this.taskInfoEntity.find({ status: 1 });
if (!_.isEmpty(runningTasks)) {
for (const task of runningTasks) {
const job = await this.exist(task.id); // 任务已存在就不添加
if (!job) {
this.logger.info(`init task ${task.name}`);
await this.addOrUpdate(task);
}
}
}
}
/**
* 任务ID
* @param jobId
*/
async getNextRunTime(jobId) {
let nextRunTime;
const result = await this.taskInfoQueue.getRepeatableJobs();
const task = _.find(result, { id: jobId + '' });
if (task) {
nextRunTime = new Date(task.next);
}
return nextRunTime;
}
/**
* 更新下次执行时间
* @param jobId
*/
async updateNextRunTime(jobId) {
await this.nativeQuery(
'update task_info a set a.nextRunTime = ? where a.id = ?',
[await this.getNextRunTime(jobId), jobId]
);
}
/**
* 刷新任务状态
*/
async updateStatus(jobId) {
const result = await this.taskInfoQueue.getRepeatableJobs();
const job = _.find(result, { id: jobId + '' });
// @ts-ignore
const task = await this.taskInfoEntity.findOne({ id: job.id });
const nextTime = await this.getNextRunTime(task.id);
if (task) {
if (task.nextRunTime.getTime() == nextTime.getTime()) {
task.status = 0;
task.nextRunTime = nextTime;
this.taskInfoQueue.removeRepeatableByKey(job.key);
} else {
task.nextRunTime = nextTime;
}
await this.taskInfoEntity.update(task.id, task);
}
}
/**
* 调用service
* @param serviceStr
*/
async invokeService(serviceStr) {
if (serviceStr) {
const arr = serviceStr.split('.');
const service = await this.app.getApplicationContext().getAsync(arr[0]);
for (const child of arr) {
if (child.includes('(')) {
const lastArr = child.split('(');
const param = lastArr[1].replace(')', '');
if (!param) {
return service[lastArr[0]]();
} else {
return service[lastArr[0]](JSON.parse(param));
}
}
}
}
}
}