python startswitch_使用python esl 实现FreeSWITCH自动外呼

使用python esl 实现FreeSWITCH自动外呼

tags：FreeSWITCH python 自动外呼 创建时间：2016-03-19 09:37:39

以下项目开源于：

https://github.com/nwaycn/nway_ac

代码：

```python

# coding=utf-8

__author__ = 'lihao,18621575908'

''

版权所有：上海宁卫信息技术有限公司

功能说明：本程序只适用于落地与落地间消化话费，而不适用于其它骚扰类型的应用

授权模式：GPL

bug report:lihao@nway.com.cn

''

import time

import thread

import os,sys

import psycopg2

from ESL import *

import string

import datetime

import random

mylock = thread.allocate_lock()

#global var

fs_ip = '127.0.0.1'

fs_esl_port = '8021'

fs_esl_auth = 'ClueCon'

rings = []

global ring_count

ring_count = 0

max_call = 30

base_path = '/usr/local/src/nway_ac/nway_ac/'

gateway_url = 'sofia/gateway/tojp/'

#//global var

def GetDbConn():

conn = psycopg2.connect(database="nway_ac", user="postgres", password="nway_2398488485And", host="127.0.0.1", port="5432")

return conn

def GetCurrentPath():

return os.getcwd()

def SetAllIdle():

conn = GetDbConn()

querysql = 'UPDATE callout_numbers SET callout_state=0, last_call_time=current_timestamp ;'

cur = conn.cursor()

cur.execute(querysql)

conn.commit()

print 'SetNumberIdle:ALL'

cur.close()

conn.close()

def GetBaseConfig():

conn = GetDbConn()

querysql = 'SELECT config_name, config_param FROM base_config;'

cur = conn.cursor()

cur.execute(querysql)

rows = cur.fetchall()

conn.commit()

for row in rows:

config_name = row[0]

if (cmp(config_name , 'max_call') == 0):

max_call = row[1]

if (cmp(config_name , 'base_path')==0):

base_path = row[1]

if (cmp(config_name , 'gateway_url')==0):

gateway_url = row[1]

print 'max_call:' + max_call

print 'base_path:' +base_path

print 'gateway_url:'+ gateway_url

cur.close()

conn.close()

def SetNumberBusy(dest_number):

conn = GetDbConn()

querysql = 'UPDATE callout_numbers SET callout_state=1 WHERE call_numbers =\' + dest_number +'\'

cur = conn.cursor()

cur.execute(querysql)

conn.commit()

print 'SetNumberBusy:' +dest_number

cur.close()

conn.close()

def CheckCallTime():

conn = GetDbConn()

querysql = 'SELECT a.id, a.start_time, a.stop_time,b.id \

FROM time_plan a, nway_call_tasks b where (now()::time > a.start_time ) and ' \

'(now()::time < a.stop_time) and (now() b.begin_time);'

cur = conn.cursor()

cur.execute(querysql)

rows = cur.fetchall()

ret_value = False

if cur.rowcount > 0:

ret_value = True

conn.commit()

cur.close()

conn.close()

return ret_value

def CallOut(dial_string,call_number):

con = ESLconnection(fs_ip, fs_esl_port, fs_esl_auth)

if con.connected():

e = con.api(dial_string)

SetNumberBusy(call_number)

print e.getBody()

else:

print 'not Connected'

con.disconnect();

def GetRingPath():

#print 'ring count:' .join(str(rings.count()))

global ring_count

index = random.randint(0,ring_count -1)

print 'ring count:' + str(ring_count) + ',this index:'+ str(index)

return rings[index]

def GetRandomTimeout():

timeout =500

timeout = random.randint(200,1000)

return timeout

def AutoCall(a,b):

print 'Start Auto Calls'

while True:

try:

conn = GetDbConn()

if CheckCallTime()==True:

querysql = 'SELECT a.id, a.call_numbers,a. call_timeout, a.call_ring_id, a.callout_state, \

a.is_enable, a.last_call_time\

FROM callout_numbers a where a.is_enable=True and' \

' a.callout_state =0 \

OR (ceil(abs(extract(epoch from current_timestamp -a.last_call_time))) > a.call_timeout)'

#print querysql

cur = conn.cursor()

cur.execute(querysql)

rows = cur.fetchall()

for row in rows:

print cur.rowcount

call_number = row[1]

call_timeout = row[2]

call_ring_id = row[3]

ring_path = base_path + GetRingPath()

dial_string = 'originate {execute_on_answer=\'sched_hangup +' + str(GetRandomTimeout()) + '\'}'+gateway_url + \

call_number + ' &endless_playback(\' + ring_path + '\')'

CallOut(dial_string, call_number)

print dial_string

time.sleep(0.060)

SetNumberBusy(call_number)

conn.close()

except:

print 'access database failed\n'

time.sleep(0.10)

#print 'CheckCallTime'

#conn.close()

thread.exit_thread()

def GetAllRings():

conn = GetDbConn()

querysql = 'SELECT ring_path from call_rings;'

cur = conn.cursor()

cur.execute(querysql)

rows = cur.fetchall()

#ring_count = rows.rowcount

#count=0

global ring_count

for row in rows:

rings.append(row[0])

ring_count += 1

# print row[0]

for i in rings:

print i

# ring_count = count

print 'ring_count:' + str(ring_count)

conn.commit()

cur.close()

conn.close()

def SetNumberIdle(dest_number):

conn = GetDbConn()

querysql = 'UPDATE callout_numbers SET callout_state=0, last_call_time=current_timestamp WHERE call_numbers =\' + dest_number +'\'

cur = conn.cursor()

cur.execute(querysql)

conn.commit()

print 'SetNumberIdle:' + dest_number

cur.close()

conn.close()

if __name__ == '__main__':

GetBaseConfig()

#str='python- String function'

#print '%s startwith t=%s' % (str,str.startswith('t'))

#print '%s' % (str.replace('-','))

SetAllIdle()

GetAllRings()

con = ESLconnection(fs_ip, fs_esl_port, fs_esl_auth)

if con.connected():

thread.start_new_thread(AutoCall,(1,1))

e = con.events('plain','CHANNEL_HANGUP_COMPLETE')

while True:

ee = con.recvEvent()

#print ee

if ee:

my_number = ee.getHeader('Caller-Caller-ID-Number')

dest_number = ee.getHeader('Caller-Destination-Number')

if dest_number is None:

continue

SetNumberIdle(dest_number)

#在此处处理挂机事件

con.disconnect();

```

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