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esp32 smtp发送邮件micropython基于
micropython 实现邮件发送。
163邮箱好像不行,微软邮箱实验成功
代码如下:
下方位umail.py文件,保存与程序同一文件夹
# uMail (MicroMail) for MicroPython
# Copyright (c) 2018 Shawwwn <shawwwn1@gmai.com>
# License: MIT
import usocket
DEFAULT_TIMEOUT = 10 # sec
LOCAL_DOMAIN = '127.0.0.1'
CMD_EHLO = 'EHLO'
CMD_STARTTLS = 'STARTTLS'
CMD_AUTH = 'AUTH'
CMD_MAIL = 'MAIL'
AUTH_PLAIN = 'PLAIN'
AUTH_LOGIN = 'LOGIN'
class SMTP:
def cmd(self, cmd_str):
sock = self._sock;
sock.write('%s\r\n' % cmd_str)
resp = []
next = True
while next:
code = sock.read(3)
next = sock.read(1) == b'-'
resp.append(sock.readline().strip().decode())
return int(code), resp
def __init__(self, host, port, ssl=False, username=None, password=None):
import ussl
self.username = username
addr = usocket.getaddrinfo(host, port)[0][-1]
sock = usocket.socket(usocket.AF_INET, usocket.SOCK_STREAM)
sock.settimeout(DEFAULT_TIMEOUT)
sock.connect(addr)
if ssl:
sock = ussl.wrap_socket(sock)
code = int(sock.read(3))
sock.readline()
assert code==220, 'cant connect to server %d, %s' % (code, resp)
self._sock = sock
code, resp = self.cmd(CMD_EHLO + ' ' + LOCAL_DOMAIN)
assert code==250, '%d' % code
if CMD_STARTTLS in resp:
code, resp = self.cmd(CMD_STARTTLS)
assert code==220, 'start tls failed %d, %s' % (code, resp)
self._sock = ussl.wrap_socket(sock)
if username and password:
self.login(username, password)
def login(self, username, password):
self.username = username
code, resp = self.cmd(CMD_EHLO + ' ' + LOCAL_DOMAIN)
assert code==250, '%d, %s' % (code, resp)
auths = None
for feature in resp:
if feature[:4].upper() == CMD_AUTH:
auths = feature[4:].strip('=').upper().split()
assert auths!=None, "no auth method"
from ubinascii import b2a_base64 as b64
if AUTH_PLAIN in auths:
cren = b64("\0%s\0%s" % (username, password))[:-1].decode()
code, resp = self.cmd('%s %s %s' % (CMD_AUTH, AUTH_PLAIN, cren))
elif AUTH_LOGIN in auths:
code, resp = self.cmd("%s %s %s" % (CMD_AUTH, AUTH_LOGIN, b64(username)[:-1].decode()))
assert code==334, 'wrong username %d, %s' % (code, resp)
code, resp = self.cmd(b64(password)[:-1].decode())
else:
raise Exception("auth(%s) not supported " % ', '.join(auths))
assert code==235 or code==503, 'auth error %d, %s' % (code, resp)
return code, resp
def to(self, addrs, mail_from=None):
mail_from = self.username if mail_from==None else mail_from
code, resp = self.cmd(CMD_EHLO + ' ' + LOCAL_DOMAIN)
assert code==250, '%d' % code
code, resp = self.cmd('MAIL FROM: <%s>' % mail_from)
assert code==250, 'sender refused %d, %s' % (code, resp)
if isinstance(addrs, str):
addrs = [addrs]
count = 0
for addr in addrs:
code, resp = self.cmd('RCPT TO: <%s>' % addr)
if code!=250 and code!=251:
print('%s refused, %s' % (addr, resp))
count += 1
assert count!=len(addrs), 'recipient refused, %d, %s' % (code, resp)
code, resp = self.cmd('DATA')
assert code==354, 'data refused, %d, %s' % (code, resp)
return code, resp
def write(self, content):
self._sock.write(content)
def send(self, content=''):
if content:
self.write(content)
self._sock.write('\r\n.\r\n') # the five letter sequence marked for ending
line = self._sock.readline()
return (int(line[:3]), line[4:].strip().decode())
def quit(self):
self.cmd("QUIT")
self._sock.close()下方为验证程序,包含wifi连接
# -*- coding: utf-8 -*-
import umail
import time
import machine
from machine import Pin
import network
try:
import usocket as socket
except:
import socket
import esp
esp.osdebug(None)
import gc
gc.collect()
led = machine.Pin(2,machine.Pin.OUT)
io19 = Pin(19, Pin.IN)
sent_flag = 0
#下面五个参数使用时修改成自己的,本例程中邮箱使用微软Hotmail邮箱,其他邮箱未经测试
wifi_ssid ="abc"#本地wifi的ssid名称
wifi_password ='13734606258' #本地wifi的密码
myusername = 'zzwceshi@hotmail.com' #发送端邮箱地址
mypassword = 'a1473698' #发送端邮箱密码
target_email = '1482847564@qq.com'#接收端邮箱地址
SMTP_SERVER = 'smtp.office365.com' #hotmail的smtp服务器地址
SMTP_SERVER_PORT = 587 #hotmail的smtp服务器端口
#连接本地wifi
def connect_wifi():
wlan = network.WLAN(network.STA_IF)
wlan.active(True)
if not wlan.isconnected():
print("scaning......")
all_ssid=str(wlan.scan())
if all_ssid.count(wifi_ssid)>0:
print('connecting to:', wifi_ssid)
else:
print("not found AP")
try:
wlan.connect('abc', '13734606258')
time.sleep(3)
except Exception as e:
raise e
if wlan.isconnected():
pass
else:
print("connect wlan fail!!!")
while not wlan.isconnected():
print("reconnect......")
wlan.connect(wifi_ssid, wifi_password)
if wlan.isconnected():
pass
else:
time.sleep(10)
print('network config:', wlan.ifconfig())
def callback(p):
global sent_flag
if(io19.value()==1):
time.sleep_ms(300)
if(io19.value()==1):
print("door open")
led.value(1)
sent_flag = 1
connect_wifi()
sent_flag = 1
while(True):
if(sent_flag == 1):
try:
print("door open")
smtp = umail.SMTP(SMTP_SERVER, SMTP_SERVER_PORT)
smtp.login(myusername, mypassword)
smtp.to(target_email)
smtp.write("From: Devices<"+myusername+">\r\n") #windows服务器不能单独识别\n 所以加上\r
smtp.write("To: You<"+target_email+">\r\n") #如果出现报错可以尝试把\r\n换成\n
smtp.write("Subject: WARNING!!!\r\n\n")
smtp.write("苏乐乐大伞兵.\r\n")
smtp.send()
smtp.quit()
print("Email was sent successfully!")
led.value(0)
except Exception as e:
print("ERROR!!!")
raise e来源:https://blog.csdn.net/clonearm/article/details/127451692
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