initial commit

reader_data/sarah/data.csv

@@ -0,0 +1,5 @@
+uid,matrikelnummer,name,expire
+0x40x1f0x440x120x950x540x80,11806418,mike,2033-08-28
+0x40x320x450xa0x350x4b0x80,11770981,smartie,2033-05-28
+0x40x670xd0x320x500x380x80,01525520,flix,2033-05-28
+0x40x4c0x800x320x500x380x80,01326142,pet,2033-05-28

reader_data/sarah/log.csv

@@ -0,0 +1,39 @@
+name,datum
+
+smartie,13/06/2022 21:00:59
+smartie,13/06/2022 21:01:11
+smartie,13/06/2022 21:01:16
+smartie,13/06/2022 21:06:34
+smartie,13/06/2022 21:06:42
+smartie,13/06/2022 21:06:52
+smartie,13/06/2022 21:06:59
+smartie,13/06/2022 21:07:07
+smartie,13/06/2022 21:08:19
+smartie,13/06/2022 21:08:25
+smartie,13/06/2022 21:08:33
+smartie,13/06/2022 21:08:42
+smartie,13/06/2022 21:09:13
+smartie,13/06/2022 21:09:23
+mike,13/06/2022 21:22:39
+mike,13/06/2022 21:35:26
+smartie,13/06/2022 21:40:52
+flix,13/06/2022 21:46:15
+mike,14/06/2022 10:14:05
+mike,14/06/2022 10:16:39
+mike,14/06/2022 10:25:47
+mike,14/06/2022 12:26:19
+mike,14/06/2022 12:35:20
+mike,14/06/2022 13:26:26
+mike,14/06/2022 13:27:59
+mike,14/06/2022 13:28:07
+mike,14/06/2022 13:28:21
+pet,14/06/2022 13:56:06
+pet,14/06/2022 14:02:23
+mike,14/06/2022 15:33:20
+mike,14/06/2022 16:07:44
+mike,14/06/2022 16:22:25
+mike,14/06/2022 16:22:31
+mike,14/06/2022 17:45:04
+mike,14/06/2022 18:01:02
+mike,14/06/2022 18:05:22
+flix,14/06/2022 19:09:29

reader_data/sarah/logs/20220614_entrance_log.csv

@@ -0,0 +1,205 @@
+pet,14/06/2022 21:30:46
+pet,14/06/2022 21:30:51
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reader_data/sarah/logs/20220615_data_backup.csv

@@ -0,0 +1,5 @@
+uid,matrikelnummer,name,expire
+0x40x1f0x440x120x950x540x80,11806418,mike,2033-08-28
+0x40x320x450xa0x350x4b0x80,11770981,smartie,2033-05-28
+0x40x670xd0x320x500x380x80,01525520,flix,2033-05-28
+0x40x4c0x800x320x500x380x80,01326142,pet,2033-05-28

reader_data/sarah/logs/20220615_debug_log.csv

@@ -0,0 +1,44 @@
+
+15/06/2022 10:33:17, UID:0x40x1f0x440x120x950x540x80, Name:mike, Matrikelnummer:11806418, !EXPIRED! no entry!
+15/06/2022 10:47:29, UID:0x40x1f0x440x120x950x540x80, Name:mike, Matrikelnummer:11806418, !EXPIRED! no entry!
+
+15/06/2022 10:48:08: Sarah (Simple Access for RFID Authenticated Homes) reader startup. 
+
+
+15/06/2022 10:48:53, UID:0x40x1f0x440x120x950x540x80, Name:mike, Matrikelnummer:11806418, !OKAY! access granted.
+15/06/2022 10:49:01, UID:0x40x1f0x440x120x950x540x80, Name:mike, Matrikelnummer:11806418, !OKAY! access granted.
+15/06/2022 10:49:08, UID:0x40x1f0x440x120x950x540x80, Name:mike, Matrikelnummer:11806418, !OKAY! access granted.
+15/06/2022 10:49:14, UID:0x40x1f0x440x120x950x540x80, Name:mike, Matrikelnummer:11806418, !OKAY! access granted.
+15/06/2022 10:49:24, UID:0x40x1f0x440x120x950x540x80, Name:mike, Matrikelnummer:11806418, !OKAY! access granted.
+15/06/2022 10:49:32, UID:0x40x1f0x440x120x950x540x80, Name:mike, Matrikelnummer:11806418, !OKAY! access granted.
+15/06/2022 10:49:54, UID:0x40x1f0x440x120x950x540x80, Name:mike, Matrikelnummer:11806418, !OKAY! access granted.
+15/06/2022 10:59:45, UID:0x40x1f0x440x120x950x540x80, Name:mike, Matrikelnummer:11806418, !OKAY! access granted.
+
+15/06/2022 13:46:38: Sarah (Simple Access for RFID Authenticated Homes) reader startup. 
+
+
+
+15/06/2022 15:32:09: Sarah (Simple Access for RFID Authenticated Homes) reader startup. 
+
+
+15/06/2022 15:32:28, Manual open via website.
+
+15/06/2022 15:33:11: Sarah (Simple Access for RFID Authenticated Homes) reader startup. 
+
+
+15/06/2022 15:33:16, Manual open via website.
+15/06/2022 15:33:27, Manual open via website.
+15/06/2022 15:33:36, Manual open via website.
+15/06/2022 15:37:42, Reboot executed via website.
+
+15/06/2022 15:37:56: Sarah (Simple Access for RFID Authenticated Homes) reader startup. 
+
+
+15/06/2022 15:40:01, Reboot executed via website.
+
+15/06/2022 15:40:15: Sarah (Simple Access for RFID Authenticated Homes) reader startup. 
+
+
+15/06/2022 15:48:31, UID:0x40x1f0x440x120x950x540x80, Name:mike, Matrikelnummer:11806418, !OKAY! access granted.
+15/06/2022 16:34:25, UID:0x40x1f0x440x120x950x540x80, Name:mike, Matrikelnummer:11806418, !OKAY! access granted.
+15/06/2022 16:38:31, UID:0x40x1f0x440x120x950x540x80, Name:mike, Matrikelnummer:11806418, !OKAY! access granted.

reader_data/sarah/logs/20220615_entrance_log.csv

@@ -0,0 +1,11 @@
+mike,15/06/2022 10:48:57
+mike,15/06/2022 10:49:05
+mike,15/06/2022 10:49:12
+mike,15/06/2022 10:49:18
+mike,15/06/2022 10:49:28
+mike,15/06/2022 10:49:36
+mike,15/06/2022 10:49:58
+mike,15/06/2022 10:59:49
+mike,15/06/2022 15:48:35
+mike,15/06/2022 16:34:29
+mike,15/06/2022 16:38:35

reader_data/sarah/sarah_crontab_sytem_functions.py

@@ -0,0 +1,21 @@
+import os
+from datetime import datetime
+
+#
+# this is part of the sarah RFID reader
+# reader.py if the real file
+#
+
+
+
+
+#there is the possibility to restart the raspberry via the website
+#the webserver saves an emtpy file (manual_restart_machine_request_set) to the disk
+#if the file is there, we delete the file and reboot the machine
+if os.path.isfile('/home/zutritt/Documents/sarah/system_request_commands/manual_restart_machine_request_set'):   
+  os.remove('/home/zutritt/Documents/sarah/system_request_commands/manual_restart_machine_request_set')                                                  
+  #if this file exists, there was a door open request made from the browser
+  debug_file = open("/home/zutritt/Documents/sarah/logs/"+datetime.today().strftime('%Y%m%d')+"_debug_log.csv", "a") 
+  debug_file.write("\n"+datetime.now().strftime("%d/%m/%Y %H:%M:%S") + ", Reboot executed via website.")  
+  debug_file.close()
+  os.system('sudo reboot')

reader_data/sarah/src/open.py

@@ -0,0 +1,20 @@
+import RPi.GPIO as GPIO
+import board
+import time
+import busio
+from digitalio import DigitalInOut, Direction
+
+
+def main():
+  PIN_DOOR = 6
+  GPIO.setmode(GPIO.BCM)
+  GPIO.setup(PIN_DOOR,GPIO.OUT)
+  GPIO.output(PIN_DOOR,False)
+  while True:
+    time.sleep(1)
+    GPIO.output(PIN_DOOR,True)
+    time.sleep(4)
+    GPIO.output(PIN_DOOR,False)
+
+if __name__ == '__main__':
+    main()

reader_data/sarah/src/pn532_low_power.py

@@ -0,0 +1,76 @@
+# SPDX-FileCopyrightText: 2021 ladyada for Adafruit Industries
+# SPDX-License-Identifier: MIT
+
+"""
+This example shows connecting to the PN532 with I2C (requires clock
+stretching support), SPI, or UART. SPI is best, it uses the most pins but
+is the most reliable and universally supported. In this example we put the PN532
+into low power mode and sleep for 1 second in-between trying to read tags.
+After initialization, try waving various 13.56MHz RFID cards over it!
+"""
+
+import time
+import board
+import busio
+import RPi.GPIO as GPIO
+import pandas as pd
+
+from digitalio import DigitalInOut
+
+#
+# NOTE: pick the import that matches the interface being used
+#
+from adafruit_pn532.i2c import PN532_I2C
+
+# from adafruit_pn532.spi import PN532_SPI
+# from adafruit_pn532.uart import PN532_UART
+
+# I2C connection:
+i2c = busio.I2C(board.SCL, board.SDA)
+
+# Non-hardware
+# pn532 = PN532_I2C(i2c, debug=False)
+
+# With I2C, we recommend connecting RSTPD_N (reset) to a digital pin for manual
+# harware reset
+reset_pin = DigitalInOut(board.D6)
+# On Raspberry Pi, you must also connect a pin to P32 "H_Request" for hardware
+# wakeup! this means we don't need to do the I2C clock-stretch thing
+req_pin = DigitalInOut(board.D12)
+pn532 = PN532_I2C(i2c, debug=False, reset=reset_pin, req=req_pin)
+
+# SPI connection:
+# spi = busio.SPI(board.SCK, board.MOSI, board.MISO)
+# cs_pin = DigitalInOut(board.D5)
+# pn532 = PN532_SPI(spi, cs_pin, debug=False)
+
+# UART connection
+# uart = busio.UART(board.TX, board.RX, baudrate=115200, timeout=0.1)
+# pn532 = PN532_UART(uart, debug=False)
+
+ic, ver, rev, support = pn532.firmware_version
+print("Found PN532 with firmware version: {0}.{1}".format(ver, rev))
+
+# Configure PN532 to communicate with MiFare cards
+pn532.SAM_configuration()
+
+df = pd.read_csv('data.csv')
+
+#for csv_id in data.loc[:,"ID"]:
+#      if("0432450A354B80" in csv_id):
+#        print("yes")
+
+t = [df.loc[lambda df: df['ID'] == "0432450A354B80"]]
+t
+
+print("Waiting for RFID/NFC card...")
+
+while True:
+    # Check if a card is available to read
+    uid = pn532.read_passive_target(timeout=0.5)
+    print(".", end="")
+    if uid is not None:
+        print("Found card with UID:", [hex(i) for i in uid])
+        print(uid)
+    pn532.power_down()
+    time.sleep(1.0)

reader_data/sarah/src/pn532_simpletest.py

@@ -0,0 +1,60 @@
+# SPDX-FileCopyrightText: 2021 ladyada for Adafruit Industries
+# SPDX-License-Identifier: MIT
+
+"""
+This example shows connecting to the PN532 with I2C (requires clock
+stretching support), SPI, or UART. SPI is best, it uses the most pins but
+is the most reliable and universally supported.
+After initialization, try waving various 13.56MHz RFID cards over it!
+"""
+
+import board
+import busio
+from digitalio import DigitalInOut
+
+#
+# NOTE: pick the import that matches the interface being used
+#
+from adafruit_pn532.i2c import PN532_I2C
+
+# from adafruit_pn532.spi import PN532_SPI
+# from adafruit_pn532.uart import PN532_UART
+
+# I2C connection:
+i2c = busio.I2C(board.SCL, board.SDA)
+
+# Non-hardware
+# pn532 = PN532_I2C(i2c, debug=False)
+
+# With I2C, we recommend connecting RSTPD_N (reset) to a digital pin for manual
+# harware reset
+reset_pin = DigitalInOut(board.D6)
+# On Raspberry Pi, you must also connect a pin to P32 "H_Request" for hardware
+# wakeup! this means we don't need to do the I2C clock-stretch thing
+req_pin = DigitalInOut(board.D12)
+pn532 = PN532_I2C(i2c, debug=False, reset=reset_pin, req=req_pin)
+
+# SPI connection:
+# spi = busio.SPI(board.SCK, board.MOSI, board.MISO)
+# cs_pin = DigitalInOut(board.D5)
+# pn532 = PN532_SPI(spi, cs_pin, debug=False)
+
+# UART connection
+# uart = busio.UART(board.TX, board.RX, baudrate=115200, timeout=100)
+# pn532 = PN532_UART(uart, debug=False)
+
+ic, ver, rev, support = pn532.firmware_version
+print("Found PN532 with firmware version: {0}.{1}".format(ver, rev))
+
+# Configure PN532 to communicate with MiFare cards
+pn532.SAM_configuration()
+
+print("Waiting for RFID/NFC card...")
+while True:
+    # Check if a card is available to read
+    uid = pn532.read_passive_target(timeout=0.5)
+    print(".", end="")
+    # Try again if no card is available.
+    if uid is None:
+        continue
+    print("Found card with UID:", uid)#[i for i in uid])

reader_data/sarah/src/reader.py

@@ -0,0 +1,142 @@
+import RPi.GPIO as GPIO
+import numpy as np
+import pandas as pd
+import board
+import busio
+from digitalio import DigitalInOut, Direction
+from adafruit_pn532.i2c import PN532_I2C
+import time
+from datetime import datetime
+import os
+import shutil
+
+#
+# This tool was written by Kourosh (aladdin@fet.at) in 2022
+# and extended by Pet (pet@fet.at) in 6.2022
+#
+# It reads the ID from a RFID card and compares it to a stored set of cards
+# if the card is valid, it pulls a pin HIGH, which in turn opens the door
+# to the FET lab.
+#
+
+def main():
+
+  #create a debug log to print everything that happens into there
+  debug_file = open("/home/zutritt/Documents/sarah/logs/"+datetime.today().strftime('%Y%m%d')+"_debug_log.csv", "a")
+  debug_file.write("\n\n" + datetime.now().strftime("%d/%m/%Y %H:%M:%S") +": Sarah (Simple Access for RFID Authenticated Homes) reader startup. \n\n")
+  debug_file.close()
+
+
+  ##set up the hardware
+  i2c = busio.I2C(board.SCL, board.SDA)
+  reset_pin = DigitalInOut(board.D6)
+  req_pin = DigitalInOut(board.D12)
+  pn532 = PN532_I2C(i2c, debug=False, reset=reset_pin, req=req_pin)
+  pn532.SAM_configuration()
+  PIN_DOOR = 6
+  GPIO.setmode(GPIO.BCM)
+  GPIO.output(PIN_DOOR,False)
+  GPIO.setup(4,GPIO.OUT)
+  GPIO.setup(22,GPIO.OUT)
+  GPIO.setup(5,GPIO.OUT)
+  GPIO.setup(26,GPIO.OUT)
+  GPIO.setup(PIN_DOOR,GPIO.OUT)
+  GPIO.output(4,False)
+  GPIO.output(22,False)
+  GPIO.output(26,False)
+  GPIO.output(PIN_DOOR,False)
+
+  #create a backup of the data file
+  shutil.copy('/home/zutritt/Documents/sarah/data.csv', '/home/zutritt/Documents/sarah/logs/' + datetime.today().strftime('%Y%m%d') + '_data_backup.csv')
+
+  #read the data file once. it will be re-read, if we don't know the UID of a read card or the card is expired. 
+  #this saves read/write cycles on the SD card
+  data = pd.read_csv(r'/home/zutritt/Documents/sarah/data.csv') #,names=col_names)
+
+  #mail loop
+  while True:
+    
+    #try reading a tag
+    time.sleep(0.5)
+    uid = pn532.read_passive_target(timeout=0.5)
+    #print(uid)
+
+    ### DEBUG!!!!!
+    #string = "04 4c 80 32 50 38 81" #pet80
+    #uid = bytearray.fromhex(string)
+    ### DEBUG END!!!!
+
+    #there is the possibility to open the door via the website
+    #the webserver saves an emtpy file (manual_door_open_request_set) to the disk
+    #if the file is there, we open the door and delete the file afterwards
+    if os.path.isfile('/home/zutritt/Documents/sarah/system_request_commands/manual_door_open_request_set'):
+        #if this file exists, there was a door open request made from the browser
+        GPIO.output(PIN_DOOR,True)
+        time.sleep(4)
+        GPIO.output(PIN_DOOR,False)
+        debug_file = open("/home/zutritt/Documents/sarah/logs/"+datetime.today().strftime('%Y%m%d')+"_debug_log.csv", "a")
+        debug_file.write("\n"+datetime.now().strftime("%d/%m/%Y %H:%M:%S") + ", Manual open via website.")
+        debug_file.close()
+	with open("/home/zutritt/Documents/sarah/logs/"+ datetime.today().strftime('%Y%m%d') +"_entrance_log.csv", "a") as x:
+           x.write("Manual entry via website, " + datetime.now().strftime("%d/%m/%Y %H:%M:%S") + "\n")
+           x.close()
+
+        os.remove('/home/zutritt/Documents/sarah/system_request_commands/manual_door_open_request_set')
+    
+    #after reading a tag, we check if any numbers have been read
+    #no numbers mean no tag has been detected
+    if (not isinstance(uid,bytearray)):
+      continue
+    uid = [hex(i) for i in uid]
+    uid = "".join(uid)
+
+    #write to the debug file that we found a tag
+    debug_file = open("/home/zutritt/Documents/sarah/logs/"+datetime.today().strftime('%Y%m%d')+"_debug_log.csv", "a")
+    debug_file.write("\n"+datetime.now().strftime("%d/%m/%Y %H:%M:%S") + ", UID:" + uid)
+
+    #print (uid)
+    #print (list(data["uid"]))
+
+    # check if the card is anywhere in our saved cards
+    if uid in list(data["uid"]):
+       #save the line where he card is in
+       line = data.query("uid == @uid")
+       print(line)
+       expiration_date = datetime.strptime(str(list(line["expire"])[0]), "%Y-%m-%d")
+       
+       #check if the card is expired
+       if datetime.now() < expiration_date:
+
+         #open the door if the card is valid
+         GPIO.output(PIN_DOOR,True)
+         time.sleep(4)
+         GPIO.output(PIN_DOOR,False)
+
+         #log the entry to the entrance log and the debug log
+         with open("/home/zutritt/Documents/sarah/logs/"+ datetime.today().strftime('%Y%m%d') +"_entrance_log.csv", "a") as x:
+           debug_file.write(", Name:" + str(list(line["name"])[0]) + ", Matrikelnummer:" + str(list(line["matrikelnummer"])[0]) + ", !OKAY! access granted.")
+           x.write(str(list(line["name"])[0]) + "," + datetime.now().strftime("%d/%m/%Y %H:%M:%S") + "\n")
+           x.close()
+
+
+       else: #card is expired
+         debug_file.write(", Name:" + str(list(line["name"])[0]) + ", Matrikelnummer:" + str(list(line["matrikelnummer"])[0]) + ", !EXPIRED! no entry!")
+         try:
+           data = pd.read_csv(r'/home/zutritt/Documents/sarah/data.csv') #read the file again, in case something has changed 
+           debug_file.write(" (data.csv reloaded)") 
+         except OSError as e:
+           debug_file.write(", !data.csv reloaded failed!")
+
+    else:#the card is not in the system
+        debug_file.write(", !No known UID! no entry!")
+        try:
+            data = pd.read_csv(r'/home/zutritt/Documents/sarah/data.csv') #read the file again, in case something has changed
+            debug_file.write(" (data.csv reloaded)")
+        except OSError as e:
+            debug_file.write(", !data.csv reloaded failed!")
+
+    GPIO.output(PIN_DOOR,False)
+    debug_file.close()
+
+if __name__ == '__main__':
+    main()

reader_data/sarah/system_request_commands/info.txt

@@ -0,0 +1,3 @@
+THIS FOLDRE IS MOSTLY EMPTY!
+der webserver speichert hier files rein wenn er was requesten will, darum sind die permisisons so komisch
+15.6.22, pet