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  • Flask中使用apscheduler

    from flask import Flask,request
    from apscheduler.schedulers.background import BackgroundScheduler
    from apscheduler.executors.pool import ProcessPoolExecutor
    from pymongo import MongoClient
    from apscheduler.jobstores.mongodb import MongoDBJobStore
    from apscheduler.executors.pool import ThreadPoolExecutor, ProcessPoolExecutor
    import  uuid
    import  time
    from  Secdeer.mongoclient import Client as LocalMongoClient
    import logging
    logger = logging.getLogger(__name__)
    mdb = LocalMongoClient(username='admin123', password='admin123', host='172.30.2.21', port=27017,db="zero")
    client = MongoClient('172.30.2.21', 27017, username='admin123', password='admin123')
    jobstores = {
        'default': MongoDBJobStore(client=client, database='zero', collection='LoopTask'),
    }
    executors = {
        'default': ThreadPoolExecutor(max_workers=10)
    }
    def job_function():
        t = time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(time.time()))
        print('job1 --- {}'.format(t))
    # 2.创建调度器
    scheduler = BackgroundScheduler(jobstores=jobstores, executors=executors)
    scheduler.add_job(job_function, 'interval', seconds=3)
    scheduler.start()
    
    app = Flask(__name__)
    
    
    
    
    # 3.定义定时任务
    def print_test():
        print("print_test")
    
    # 动态启动定时任务
    @app.route('/start')
    def start():
        # 5.启动调度器,不阻塞
        scheduler.start()
        return '启动成功'
    
    @app.route("/add_str",methods=['POST'])
    def add_str():
        mdb.add("UserStrate", {"str_task_id_lsit": []})
        return "添加成功"
    
    # 动态添加定时任务
    @app.route("/add_job",methods=['POST'])
    def add_job():
        print(request.form)
        seconds = request.form.get("seconds")
        str_id = request.form.get("str_id")
        str_item= mdb.get_one_by_id("UserStrate",str_id)
        str_task_id_lsit = str_item.get("str_task_id_lsit")
        str_uuid = str(uuid.uuid4())
        str_task_id_lsit.append(str_uuid)
        mdb.update_one_by_id("UserStrate",str_id,{"str_task_id_lsit":str_task_id_lsit})
        print(request.method)
        print("add_job")
        print(seconds)
        #scheduler.add_job(print_test, 'interval', seconds=3, args=[], id=str(uuid.uuid4()))
        scheduler.add_job(print_test, 'date', run_date=seconds, id=str_uuid)
        return "add_job成功"
    
    # 动态暂停定时任务
    @app.route("/pause_job/<param>")
    def pause_job(param):
        scheduler.pause_job(param)
        return "动态暂停定时任务成功:{}".format(param)
    
    # 动态恢复定时任务
    @app.route("/resume_job/<param>")
    def resume_job(param):
        scheduler.resume_job(param)
        return "动态恢复定时任务成功:{}".format(param)
    
    # 动态删除定时任务
    @app.route("/remove_job/<param>")
    def remove_job(param):
        scheduler.remove_job(param)
        return "动态删除定时任务成功:{}".format(param)
    
    # 关闭所有定时任务
    @app.route("/del_job",methods=['POST'])
    def del_job():
        str_id = request.form.get("str_id")
        str_item = mdb.get_one_by_id("UserStrate", str_id)
        str_task_id_lsit = str_item.get("str_task_id_lsit")
        for str_task_id  in str_task_id_lsit:
            print(str_task_id)
            try:
                scheduler.remove_job(str_task_id)
                # str_task_id_lsit.remove(str_task_id)
            except Exception as e :
                print(e)
                continue
        return "关闭所有定时任务成功"
    
    @app.route("/test",)
    def test():
        print("test")
        return "test"
    if __name__ == '__main__':
        app.run()
    View Code

     测试:

    import  requests
    # for i in range(1000):
    #     requests.post(url="http://127.0.0.1:5000/add_job", data={
    #         "seconds" :"2020-12-12 00:00:00",
    #         "str_id":"5f608db58daef5d2e28c550b"
    #     })
    
    requests.post(url="http://127.0.0.1:5000/del_job", data={
        #"seconds" :"2020-12-12 00:00:00",
        "str_id":"5f608db58daef5d2e28c550b"
    })
    View Code
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  • 原文地址:https://www.cnblogs.com/weidaijie/p/13679088.html
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