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cron_flask_api.py
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cron_flask_api.py
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#!/usr/local/bin/python
# coding=utf-8
import commands
from flask import Flask, request, jsonify
import os
from crontab import CronTab
app = Flask(__name__)
@app.route('/', methods=['POST'])
def message():
return jsonify({'hi': 'hello world!!'})
@app.route('/cron/add', methods=['POST'])
def add_cron():
errcode = 0
msg = 'ok'
auto_cmd = request.form.get('auto_cmd').strip()
frequency = request.form.get('frequency').strip()
project_name = request.form.get('project_name').strip()
# 机器上/etc/crontab中试图创建
my_cron = CronTab(tabfile='/etc/crontab', user=False)
create_res = False
# 判断是否已经存在，已存在则不用新建
for job in my_cron:
if job.command.strip() == auto_cmd.strip():
job_frequency = str(job).split(project_name)[0].strip('#').strip()
if job_frequency == '@hourly':
job_frequency = '0 * * * *'
elif job_frequency == '@daily':
job_frequency = '0 0 * * *'
elif job_frequency == '@yearly':
job_frequency = '0 0 1 1 *'
if job_frequency == frequency:
job.enable(False)
my_cron.write()
create_res = True
break
if not create_res:
job = my_cron.new(command=auto_cmd, user=project_name)
job.setall(frequency.strip())
job.enable(False)
my_cron.write()
data = dict(code=errcode, msg=msg)
return jsonify(data)
@app.route('/cron/del', methods=['POST'])
def del_cron():
errcode = 0
msg = 'ok'
auto_cmd = request.form.get('auto_cmd').strip()
frequency = request.form.get('frequency').strip()
project_name = request.form.get('project_name').strip()
# 在机器上暂停任务
my_cron = CronTab(tabfile='/etc/crontab', user=False)
auto_cmd = auto_cmd
for job in my_cron:
if job.command == auto_cmd:
job_frequency = str(job).split(project_name)[0].strip('#').strip()
if job_frequency == '@hourly':
job_frequency = '0 * * * *'
elif job_frequency == '@daily':
job_frequency = '0 0 * * *'
elif job_frequency == '@yearly':
job_frequency = '0 0 1 1 *'
if job_frequency == frequency:
job.enable(False)
my_cron.write()
break
data = dict(code=errcode, msg=msg)
return jsonify(data)
#
# @app.route('/cron/multidel', methods=['POST'])
# def multi_del_cron():
# errcode = 0
# msg = 'ok'
# cron_ids_str = request.form.get('cron_ids_str')
#
#
# # 在机器上暂停任务
# my_cron = CronTab(tabfile='/etc/crontab', user=False)
# for cron_obj in cron_objs:
# auto_cmd = cron_obj.auto_cmd.strip()
# for job in my_cron:
# if job.command == auto_cmd:
# job_frequency = str(job).split(cron_obj.svn.project)[0].strip('#').strip()
# if job_frequency == '@hourly':
# job_frequency = '0 * * * *'
# elif job_frequency == '@daily':
# job_frequency = '0 0 * * *'
# elif job_frequency == '@yearly':
# job_frequency = '0 0 1 1 *'
# if job_frequency == cron_obj.frequency:
# job.enable(False)
# my_cron.write()
#
# data = dict(code=errcode, msg=msg)
# return jsonify(data)
@app.route('/cron/start', methods=['POST'])
def start_cron():
errcode = 0
msg = 'ok'
auto_cmd = request.form.get('auto_cmd').strip()
frequency = request.form.get('frequency').strip()
project_name = request.form.get('project_name').strip()
# 修改机器上crontab状态为启动
my_cron = CronTab(tabfile='/etc/crontab', user=False)
for job in my_cron:
if job.command == auto_cmd:
job_frequency = str(job).split(project_name)[0].strip('#').strip()
if job_frequency == '@hourly':
job_frequency = '0 * * * *'
elif job_frequency == '@daily':
job_frequency = '0 0 * * *'
elif job_frequency == '@yearly':
job_frequency = '0 0 1 1 *'
if job_frequency == frequency:
job.enable()
my_cron.write()
break
data = dict(code=errcode, msg=msg)
return jsonify(data)
@app.route('/cron/pause', methods=['POST'])
def pause_cron():
errcode = 0
msg = 'ok'
auto_cmd = request.form.get('auto_cmd').strip()
frequency = request.form.get('frequency').strip()
project_name = request.form.get('project_name').strip()
# 修改机器上crontab状态为启动
my_cron = CronTab(tabfile='/etc/crontab', user=False)
for job in my_cron:
if job.command == auto_cmd:
job_frequency = str(job).split(project_name)[0].strip('#').strip()
if job_frequency == '@hourly':
job_frequency = '0 * * * *'
elif job_frequency == '@daily':
job_frequency = '0 0 * * *'
elif job_frequency == '@yearly':
job_frequency = '0 0 1 1 *'
if job_frequency == frequency:
job.enable(False)
my_cron.write()
break
data = dict(code=errcode, msg=msg)
return jsonify(data)
@app.route('/cron/last_run_time', methods=['POST'])
def last_run_time():
errcode = 0
msg = 'ok'
data = {}
my_cron = CronTab(tabfile='/etc/crontab', user=False)
crontab_ids = request.form.keys()
for crontab_id in crontab_ids:
auto_cmd = request.form.get(crontab_id).strip()
print 'auto_cmd : ', auto_cmd
for job in my_cron:
print job.command
if job.command == auto_cmd:
log_cmd = "grep '%s' /var/log/cron.log | tail -n 1 | awk \'{print $1,$2,$3}\'" % job.command
print '**************'
print log_cmd
status, last_run_time = commands.getstatusoutput(log_cmd)
print status, last_run_time
print '^^^^^^^^^^^^^^^^^'
if last_run_time:
data[crontab_id] = last_run_time
data = dict(code=errcode, msg=msg, data=data)
return jsonify(data)
if __name__ == '__main__':
app.run(host='0.0.0.0', port=5001, debug=True)
# app.run(host='127.0.0.1', port=5001)