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quadricone-python-urbaines [2013/03/14 09:02]
152.160.22.43 FxnUVJiEJWeQbO
quadricone-python-urbaines [2013/04/22 17:09]
zoza old revision restored
Line 1: Line 1:
-HeO5UX ​[url=http://xfvvhkednhzr.com/]xfvvhkednhzr[/url], [link=http://ldelohejkkow.com/]ldelohejkkow[/link], http://​kgfriysxfysx.com/+====== quadricone urbaines py ====== 
 + 
 + 
 +<code python>​ 
 +import serialsubprocess, glob, time, csv, random 
 + 
 + 
 +### assign arduino'​s serial port 
 +usbport=glob.glob("​/dev/tty*"​)[0] 
 +### set up serial baud rate 
 +ser = serial.Serial(usbport,​ 9600, timeout=1) 
 + 
 + 
 +### the moving part ------------------- 
 + 
 +class Servo: 
 +    def __init__(self,​ servoID): 
 +        self.servoID=servoID 
 +        self.stop() # when initiated, stop! 
 + 
 +    def move(self, speed): 
 +        self.speed=speed 
 +        if (0 <= self.speed <= 180): 
 +            ser.write(chr(255)) 
 +            ser.write(chr(self.servoID)) 
 +            ser.write(chr(self.speed)) 
 +        else: 
 +            print "Servo position must be an integer between 0 and 180.\n"​ 
 + 
 +    def stop(self):​ 
 +        self.move(90) 
 +        print "​stop"​ 
 + 
 +    def down_slow(self):​ 
 +        self.move(100) 
 +        print "down slow"​ 
 + 
 +    def down(self):​ 
 +        self.move(120) 
 +        print "​down"​ 
 + 
 +    def up(self): 
 +        self.move(80) 
 +        print "​up"​ 
 + 
 +## initiate the morots and put them all in the STOP (90) position 
 +## alternative 
 + 
 +Servos = ["​raja","​gaja","​vlaja",​ "​zlaja"​] 
 +for i,servo in enumerate(Servos):​ 
 +    globals()[servo]=Servo(i+1) 
 +    globals()[servo].stop() 
 + 
 +random.shuffle(Servos) 
 + 
 +how_many_times = [00, 0, 0] 
 + 
 + 
 +### the scanning part ----------------- 
 + 
 +# airodump-ng is running and logging the results into a csv file 
 +# with the following command: sudo airodump-ng -o csv -w manuf mon0 
 +# subprocess looks for the last edited csv file in current folder 
 +# this file is parsed by the csv module to find the number of data packets that have passed through the network since the last check  
 + 
 +csvs=subprocess.Popen("​ls -t1 *csv | head -1", shell=True, stdout=subprocess.PIPE,​ stderr=subprocess.PIPE) 
 +csv_last=csvs.communicate()[0].strip() 
 + 
 +key_value=(' # IV') # look up this value in the scan dump 
 + 
 +def lookup(dump): 
 +    datas=[] 
 +    results=[] 
 +    scan=open(dump,​ "​rU"​) 
 +    next(scan) 
 +    scanDict=csv.DictReader((line.replace('​\0',''​) for line in scan), delimiter=','​) 
 +    for adict in scanDict: 
 +        if adict.has_key(key_value) and adict.get(key_value)!=None:​ 
 +            try: 
 +                datas.append(int(adict.get(key_value))) 
 +            except: 
 +                pass 
 +    datas.sort(reverse=True) 
 +    for i in range(4): 
 +        results.append(datas[i]) 
 +    return results 
 + 
 +### the main loop ---------------------- 
 + 
 +packet_list=lookup(csv_last) 
 +print '​packet_list',​ packet_list 
 +#print '​servo_list',​ servo_list 
 +time.sleep(3) 
 + 
 +while True: 
 +    new_packet_list=lookup(csv_last) 
 +    print "////////////////////////"​ 
 +    print " " 
 +    print '​new_packet_list',​ new_packet_list 
 +    print '​calculating the movements...'​ 
 +    for i,servo in enumerate(Servos):​ 
 +        print '​servo',​ servo 
 +        packet_diff=new_packet_list[i]-packet_list[i] 
 +        print '​packet_diff:'​packet_diff 
 +        if packet_diff==0: 
 +            print '​packetdiff:',​ packet_diff,​ '; go back up' 
 +            globals()[servo].stop() 
 +            time.sleep(0.3) 
 +            globals()[servo].stop() 
 +        elif 0 < packet_diff < 7: 
 +            if how_many_times[i]<​=6:​ 
 +                print '​packetdiff:',​ packet_diff,​ '; up, little'​ 
 +                globals()[servo].down_slow() 
 +                time.sleep(0.5) 
 +                globals()[servo].stop() 
 +                how_many_times[i]+=0.5 
 +            else: 
 +                globals()[servo].stop() 
 +                time.sleep(0.3) 
 +                how_many_times[i]-=2 
 +        elif 40 > packet_diff >= 7: 
 +            if how_many_times[i]<​=6:​ 
 +                print '​packetdiff:',​ packet_diff,​ '; down, little'​ 
 +                globals()[servo].down() 
 +                time.sleep(0.5) 
 +                globals()[servo].stop() 
 +                how_many_times[i]+=0.5 
 +            else: 
 +                globals()[servo].stop() 
 +                time.sleep(0.3) 
 +                how_many_times[i]-=2 
 +        elif 90 > packet_diff >= 40: 
 +            if how_many_times[i]<​=6:​ 
 +                print '​packetdiff:',​ packet_diff,​ '; go down, 2' 
 +                globals()[servo].down() 
 +                time.sleep(1) 
 +                globals()[servo].stop() 
 +                how_many_times[i]+=1 
 +            else: 
 +                globals()[servo].stop() 
 +                time.sleep(0.3) 
 +                how_many_times[i]-=2 
 +        elif 130 > packet_diff >= 90: 
 +            if how_many_times[i]<​=6:​ 
 +                print '​packetdiff:',​ packet_diff,​ '; go down, 3' 
 +                globals()[servo].down() 
 +                time.sleep(1.5) 
 +                globals()[servo].stop() 
 +                how_many_times[i]+=1.5 
 +            else: 
 +                globals()[servo].stop() 
 +                time.sleep(0.3) 
 +                how_many_times[i]-=2 
 +        elif packet_diff >= 130: 
 +            print '​packetdiff:',​ packet_diff,​ '; go down, 4' 
 +            globals()[servo].down() 
 +            time.sleep(2) 
 +            globals()[servo].stop() 
 +            how_many_times[i]+=2 
 +    packet_list=new_packet_list # update packet list 
 +    print "how many times?",​ how_many_times 
 +    time.sleep(1) 
 + 
 +</code>
quadricone-python-urbaines.txt · Last modified: 2013/04/22 17:09 by zoza