import string
import time
import os
import sys
import datetime
import dateutil
from dateutil.relativedelta import relativedelta
import boto3
import smtplib
from email.mime.text import MIMEText
from email.header import Header
from email.utils import formatdate

accesskey = "xxxxxxxxxxxxxxxxxxxx"
secretkey = "xxxxxxxxxxxxxxxxxxxx"
region = "ap-northeast-1"

def sendShortMessage(title,msg):
	print("send to iPhone")
	boto3.set_stream_logger()
	try:
		#print("client")
		sns = boto3.client("sns", aws_access_key_id=accesskey, aws_secret_access_key=secretkey, region_name=region)	
		#print("publish")
		response = sns.publish(PhoneNumber = "+81xxxxxxxxxxxx",Subject = title,Message = msg)
		#print("response")
	except Exception as err:
		print(err.code)

def sendMsg_eMail(from_address, to_address, cc_address, subject, body, encode):
	gmail_pass="app-passwd"
	SMTP="smtp.gmail.com"
	PORT=587
	msg=MIMEText(body,"plain",encode)
	msg["From"]=from_address
	msg["To"]=to_address
	msg["Subject"]=Header(subject, encode)

	try:
		print("mail Sending now...")
		send = smtplib.SMTP(SMTP,PORT)
#		send.set_debuglevel(True)
		send.ehlo()
		send.starttls()
		send.ehlo()
		send.login(from_address,gmail_pass)
		send.send_message(msg)
		send.close()
	except Exception as e:
		print("except: "+str(e))
	else:
		print("{0} send message.".format(to_address))

def start_mail_send():
	date_start = datetime.date.today()
	mail_to="xxxxxxxxx@yahoo.co.jp"
	mail_from="yyyyyyyyyyy@gmail.com"
	mail_cc="zzzzzzzzzz@i.softbank.jp"
	mail_subject="test report start"
	mail_body="service start " + date_start.strftime('%Y/%m/%d')
	mail_encode="utf-8"

	sendMsg_eMail(mail_from, mail_to, mail_cc, mail_subject, mail_body, mail_encode)

def main_unit():#10秒おきに時刻を書き込む
	#print("test start")
	start_mail_send()
	
	counter = 2
	
	while counter > 0:
		filepath = '/home/orca/test.log'
		log_file = open(filepath,'a')
		try:
			log_file.write(time.ctime()+"\n")
		finally:
			log_file.close()
		time.sleep(10)
	
	print("test end.")

def daemonize():
	pid = os.fork()#ここでプロセスをforkする
	if pid > 0:#親プロセスの場合(pidは子プロセスのプロセスID)
		pid_file = open('/home/orca/python_daemon.pid','w')
		pid_file.write(str(pid)+"\n")
		pid_file.close()
		sys.exit()
	if pid == 0:#子プロセスの場合
		main_unit()
        
if __name__ == "__main__":
	while True:
		daemonize()

[Unit]
Description=mail send

[Service]
Type=simple
Restart=on-failure
RestartSec=10s
WorkingDirectory=/home/orca
ExecStart=/usr/bin/python3 -m mail_send.py

[Install]
WantedBy=multi-user.target