datax-admin/app/services/jm_job.py

from asyncio import current_task
import json
import time
from turtle import update
from app import crud, models
from app.common import minio
from app.crud.jm_homework_datasource_relation import get_jm_relations
from app.utils.send_util import *
from sqlalchemy.orm import Session
from app.common.minio import minio_client

type_dict = {
    "Java": "java",
    "Python": "python",
    "Dag": "sparks"
}

def jm_job_create_task(jm_homework: models.JmHomework, db: Session):
    content = ''
    if jm_homework.type == "Dag":
        content = red_dag_and_format(jm_homework, db)
    elif jm_homework.type == "Python":
        content = red_python_and_format(jm_homework)
    af_task = {
        "name": jm_homework.name,
        "file_urls": [] if jm_homework.type != "Java" else ['datax/'+jm_homework.script_file],
        "script": content if jm_homework.type != "Java" else "",
        "cmd": jm_homework.execute_command if jm_homework.type != "Dag" else "",
        "cmd_parameters": "",
        "envs": {},
        "run_image": jm_homework.image_url if jm_homework.type != "Dag" else "",
        "task_type": type_dict[jm_homework.type],
        "user_id": 0,
    }
    res = send_post('/jpt/af_task', af_task)
    af_task = res['data']
    crud.create_relation(db ,jm_homework.id, 'task', af_task['id'])
    return af_task

def jm_job_update_task(jm_homework: models.JmHomework, db: Session):
    relation = crud.get_af_id(db, jm_homework.id, 'task')
    content = ''
    if jm_homework.type == "Dag":
        content = content = red_dag_and_format(jm_homework, db)
    elif jm_homework.type == "Python":
        content = red_python_and_format(jm_homework)
    af_task = {
        "name": jm_homework.name,
        "file_urls": [] if jm_homework.type != "Java" else ['datax/'+jm_homework.script_file],
        "script": content if jm_homework.type != "Java" else "",
        "cmd": jm_homework.execute_command if jm_homework.type != "Dag" else "",
        "cmd_parameters": "",
        "envs": {},
        "run_image": jm_homework.image_url if jm_homework.type != "Dag" else "",
        "task_type": type_dict[jm_homework.type],
        "user_id": 0,
    }
    res = send_put('/jpt/af_task', relation.af_id, af_task)
    af_task = res['data']
    return af_task

def jm_homework_submit(jm_homework: models.JmHomework, db: Session):
    task_relation = crud.get_af_id(db,jm_homework.id,'task')
    if task_relation is None:
        jm_job_create_task(jm_homework, db)
    else:
        jm_job_update_task(jm_homework, db)

def jm_job_create_job(jm_job_info: models.JmJobInfo, db: Session):
    nodes = crud.get_one_job_nodes(db, jm_job_info.id)
    homework_ids = [node.homework_id for node in nodes]
    relations = crud.get_af_ids(db,homework_ids, 'task')
    se_id_to_af_id_dict = { relation.se_id:relation.af_id for relation in relations}
    tasks = [ send_get("/jpt/af_task/getOnce",id)['data'] for id in se_id_to_af_id_dict.values()]
    edges = crud.get_one_job_edges(db, jm_job_info.id)
    dependence = [[se_id_to_af_id_dict[edge['in_node_id']],se_id_to_af_id_dict[str(edge['out_node_id'])]] for edge in edges]
    cron = jm_job_info.cron_expression if jm_job_info.cron_type == 2 else '@once'
    cron.replace('?','*')
    af_job = {
        "tasks": tasks,
        "name": jm_job_info.name,
        "dependence": dependence,
        "cron": cron,
        "desc": jm_job_info.name,
        "route_strategy": "",
        "block_strategy": "",
        "executor_timeout": 0,
        "executor_fail_retry_count": 0,
        "trigger_status": jm_job_info.status,
        "job_mode":1,
        "job_type": 0,
        "user_id": 0,
    }
    res = send_post('/jpt/af_job', af_job)
    af_job = res['data']
    crud.create_relation(db, jm_job_info.id,'job', af_job['id'])
    send_submit(af_job['id'])
    # on_off_control(af_job['id'],jm_job_info.status)


def jm_job_update_job(jm_job_info: models.JmJobInfo, db: Session):
    nodes = crud.get_one_job_nodes(db, jm_job_info.id)
    homework_ids = [node.homework_id for node in nodes]
    node_id_to_h_id = {node.id:node.homework_id for node in nodes}
    relations = crud.get_af_ids(db,homework_ids, 'task')
    se_id_to_af_id_dict = { relation.se_id:relation.af_id for relation in relations}
    tasks = [ send_get("/jpt/af_task/getOnce",id)['data'] for id in se_id_to_af_id_dict.values()]
    edges = crud.get_one_job_edges(db, jm_job_info.id)
    dependence = [[se_id_to_af_id_dict[node_id_to_h_id[edge.in_node_id]],se_id_to_af_id_dict[node_id_to_h_id[edge.out_node_id]]] for edge in edges]
    cron = jm_job_info.cron_expression if jm_job_info.cron_type == 2 else '@once'
    cron.replace('?','*')
    af_job = {
        "tasks": tasks,
        "name": jm_job_info.name,
        "dependence": dependence,
        "cron": cron,
        "desc": jm_job_info.name,
        "route_strategy": "",
        "block_strategy": "",
        "executor_timeout": 0,
        "executor_fail_retry_count": 0,
        "trigger_status": jm_job_info.status,
    }
    job_relation = crud.get_af_id(db,jm_job_info.id,'job')
    res = send_put('/jpt/af_job', job_relation.af_id, af_job)
    af_job = res['data']
    send_submit(af_job['id'])
    on_off_control(af_job['id'],jm_job_info.status)


def jm_job_submit(jm_job_info: models.JmJobInfo, db: Session):
    job_relation = crud.get_af_id(db,jm_job_info.id,'job')
    if job_relation is None:
        jm_job_create_job(jm_job_info, db)
    else:
        jm_job_update_job(jm_job_info, db)


def red_dag_and_format(jm_homework: models.JmHomework, db: Session):
    relations = get_jm_relations(db,jm_homework.id)
    node_relation_dict = { relation.node_uuid:relation for relation in relations}
    file = minio_client.get_file(jm_homework.dag_url)
    result = json.loads(file)
    edges = result['edges']
    t_s = {}
    input_num = {}
    for edge in edges:
        if edge['target'] in t_s.keys():
            t_s[edge['target']].append(edge['source'])
        else:
            t_s.update({edge['target']:[edge['source']]})
    nodes = result['nodes']
    sub_nodes = []
    for node in nodes:
        if node['op'] == 'datasource':
            fileds = node['data']['input_source']
            script = 'select '
            for filed in fileds:
                script += filed['dataField'] + ','
            script = script.strip(',')
            script += ' from ' + node_relation_dict[node['id']].table
            sub_node = {
                "id": node['id'],
                "name": node['name'],
                "op": 'sql',
                "script":script
            }
            sub_nodes.append(sub_node)
        elif node['op'] == 'outputsource':
            fileds = node['data']['output_source']
            script = '''def main_func (input0, spark,sc):
    input0.write.mode("overwrite").saveAsTable("'''+node_relation_dict[node['id']].table+'''")'''
            inputs = {}
            index = 0
            input_list = t_s[node['id']]
            for input in input_list:
                if input in input_num.keys():
                    input_num[input]+=1
                else:
                    input_num.update({input:0})
                inputs.update({'input'+str(index):[input,input_num[input]]})
                index+=1
            sub_node = {
                "id": node['id'],
                "name": node['name'],
                "op": 'pyspark',
                "inputs": inputs,
                "script":script
            }
            sub_nodes.append(sub_node)
        else:
            inputs = {}
            index = 0
            input_list = t_s[node['id']]
            for input in input_list:
                if input in input_num.keys():
                    input_num[input]+=1
                else:
                    input_num.update({input:0})
                inputs.update({'input'+str(index):[input,input_num[input]]})
                index+=1
            sub_node = {
                "id": node['id'],
                "name": node['name'],
                "op": node['op'],
                "inputs": inputs,
                "script": node['data']['script'],
            }
            sub_nodes.append(sub_node)
    res = {
        'sub_nodes': sub_nodes,
        'edges': [(edge['source'],edge['target']) for edge in edges]
    }
    return json.dumps(res)

def red_python_and_format(jm_homework):
    file = minio_client.get_file(jm_homework.script_file if jm_homework.script_file else "/python/test.py")
    return file.decode("utf-8")


def on_off_control(af_job_id: int,status: int):
    for i in range(0,11):
        parsed_res = get_job_last_parsed_time(af_job_id)
        last_parsed_time = parsed_res['data']['last_parsed_time']
        if last_parsed_time:
            send_pause(af_job_id,status)
            print(f"{af_job_id}<==状态修改成功==>{last_parsed_time}")
            break
        if i >= 10:
            raise Exception(f"{af_job_id}==>执行失败")
        time.sleep(2)