daily pastebin goal


a guest Jul 21st, 2017 504 Never
Not a member of Pastebin yet? Sign Up, it unlocks many cool features!
  1. #!/usr/bin/python
  3. # Start by importing the libraries we want to use
  5. import RPi.GPIO as GPIO # This is the GPIO library we need to use the GPIO pins on the Raspberry Pi
  6. import smtplib # This is the SMTP library we need to send the email notification
  7. import time # This is the time library, we need this so we can use the sleep function
  9. # Define some variables to be used later on in our script
  11. # You might not need the username and password variable, depends if you are using a provider or if you have your raspberry pi setup to send emails
  12. # If you have setup your raspberry pi to send emails, then you will probably want to use 'localhost' for your smtp_host
  14. smtp_username = "xx@gmail.com" # This is the username used to login to your SMTP provider
  15. smtp_password = "xxxxx" # This is the password used to login to your SMTP provider
  16. smtp_host = "smtp.gmail.com" # This is the host of the SMTP provider
  17. smtp_port = 587 # This is the port that your SMTP provider uses
  19. smtp_sender = "xx@gmail.com" # This is the FROM email address
  20. smtp_receivers = ['xx@gmail.com'] # This is the TO email address
  22. # The next two variables use triple quotes, these allow us to preserve the line breaks in the string.
  24. # This is the message that will be sent when NO moisture is detected
  26. message_dead = """From: Sender Name <sender@email.com>
  27. To: Receiver Name <receiver@email.com>
  28. Subject: Moisture Sensor Notification
  30. Warning, no moisture detected! Plant death imminent!!! :'(
  31. """
  33. # This is the message that will be sent when moisture IS detected again
  35. message_alive = """From: Sender Name <sender@email.com>
  36. To: Receiver Name <receiver@email.com>
  37. Subject: Moisture Sensor Notification
  39. Panic over! Plant has water again :)
  40. """
  42. # This is our sendEmail function
  44. def sendEmail(smtp_message):
  45.     try:
  46.         smtpObj = smtplib.SMTP(smtp_host, smtp_port)
  47.         smtpObj.ehlo()
  48.         smtpObj.starttls()
  49.         smtpObj.ehlo
  50.         smtpObj.login(smtp_username, smtp_password) # If you don't need to login to your smtp provider, simply remove this line
  51.         smtpObj.sendmail(smtp_sender, smtp_receivers, smtp_message)        
  52.         print "Successfully sent email"
  53.     except smtplib.SMTPException:
  54.         print "Error: unable to send email"
  56. # This is our callback function, this function will be called every time there is a change on the specified GPIO channel, in this example we are using 17
  58. def callback(channel):  
  59.     if GPIO.input(channel):
  60.         print "LED off"
  61.         sendEmail(message_dead)
  62.     else:
  63.         print "LED on"
  64.         sendEmail(message_alive)
  66. # Set our GPIO numbering to BCM
  67. GPIO.setmode(GPIO.BCM)
  69. # Define the GPIO pin that we have our digital output from our sensor connected to
  70. channel = 4
  71. # Set the GPIO pin to an input
  72. GPIO.setup(channel, GPIO.IN)
  74. # This line tells our script to keep an eye on our gpio pin and let us know when the pin goes HIGH or LOW
  75. GPIO.add_event_detect(channel, GPIO.BOTH, bouncetime=300)
  76. # This line asigns a function to the GPIO pin so that when the above line tells us there is a change on the pin, run this function
  77. GPIO.add_event_callback(channel, callback)
  79. # This is an infinte loop to keep our script running
  80. while True:
  81.     # This line simply tells our script to wait 6 hours, this is so the script doesnt hog all of the CPU
  82.     time.sleep(21600)
RAW Paste Data
We use cookies for various purposes including analytics. By continuing to use Pastebin, you agree to our use of cookies as described in the Cookies Policy. OK, I Understand