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@ -10,137 +10,137 @@ class Meshenger: |
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msg_dir = os.path.relpath('msg/') |
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def __init__(self): |
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def __init__(self): |
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os.system("echo 1 >> /proc/sys/net/ipv6/conf/br-lan/disable_ipv6") |
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self.own_ip = self.get_ip_adress() |
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#self.own_ip = "192.168.2.196" |
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os.system("echo 1 >> /proc/sys/net/ipv6/conf/br-lan/disable_ipv6") |
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self.own_ip = self.get_ip_adress() |
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#self.own_ip = "192.168.2.196" |
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while True: |
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while True: |
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print 'discovering devices' |
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time.sleep(1) |
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self.discover() |
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print 'discovering devices' |
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time.sleep(1) |
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self.discover() |
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if len(self.devices) > 0: |
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print 'found', len(self.devices),'device(s) retreiving indices' |
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for device in self.devices: |
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nodepath = ip_to_hash(device) |
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if len(self.devices) > 0: |
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print 'found', len(self.devices),'device(s) retreiving indices' |
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for device in self.devices: |
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nodepath = ip_to_hash(device) |
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self.get_index(device, nodepath) |
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self.get_index(device, nodepath) |
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self.get_messages(device, nodepath) |
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print 'updating own index' |
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self.build_index() |
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time.sleep(5) |
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self.get_messages(device, nodepath) |
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print 'updating own index' |
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self.build_index() |
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time.sleep(5) |
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def announce(self): |
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def announce(self): |
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#announces it's existance to other nodes |
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sock = socket.socket(socket.AF_INET6, socket.SOCK_DGRAM, socket.IPPROTO_UDP) |
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sock.sendto(bericht, ("ff02::1", self.announce_port)) |
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sock.close() |
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#announces it's existance to other nodes |
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sock = socket.socket(socket.AF_INET6, socket.SOCK_DGRAM, socket.IPPROTO_UDP) |
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sock.sendto(bericht, ("ff02::1", self.announce_port)) |
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sock.close() |
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def index(self): |
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def index(self): |
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a = '' |
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# builds the latest index of all the messages that are on this node |
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a = '' |
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# builds the latest index of all the messages that are on this node |
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def discover(self): |
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def discover(self): |
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# discovers other nodes by listening to the Meshenger announce port |
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bufferSize = 1024 # whatever you need |
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# discovers other nodes by listening to the Meshenger announce port |
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bufferSize = 1024 # whatever you need |
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s = socket.socket(socket.AF_INET6, socket.SOCK_DGRAM, socket.IPPROTO_UDP) |
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s.bind(('::', self.announce_port)) |
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s.setblocking(0) |
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s = socket.socket(socket.AF_INET6, socket.SOCK_DGRAM, socket.IPPROTO_UDP) |
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s.bind(('::', self.announce_port)) |
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s.setblocking(0) |
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#global devices |
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#global devices |
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while True: |
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result = select.select([s],[],[])[0][0].recvfrom(bufferSize) |
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if result not in self.devices and result[1][0] != self.own_ip: |
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self.devices.append(result[1][0]) |
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return |
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time.sleep(1) |
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while True: |
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result = select.select([s],[],[])[0][0].recvfrom(bufferSize) |
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if result not in self.devices and result[1][0] != self.own_ip: |
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self.devices.append(result[1][0]) |
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return |
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time.sleep(1) |
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def serve(self): |
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def serve(self): |
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a = '' |
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# serves both the index and the messages on the node over http |
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# plus manages the client-side web interface |
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a = '' |
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# serves both the index and the messages on the node over http |
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# plus manages the client-side web interface |
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def build_index(self): |
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previous_index = [] |
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def build_index(self): |
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previous_index = [] |
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current_index = os.listdir(msg_dir) |
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current_index = os.listdir(msg_dir) |
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if current_index != previous_index: |
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with open('index', 'wb') as index: |
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for message in os.listdir(msg_dir): |
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index.write(message) |
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index.write('\n') |
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with open('index_last_update', 'wb') as indexupdate: |
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indexupdate.write(str(int(time.time()))) |
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current_index = previous_index |
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if current_index != previous_index: |
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with open('index', 'wb') as index: |
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for message in os.listdir(msg_dir): |
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index.write(message) |
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index.write('\n') |
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with open('index_last_update', 'wb') as indexupdate: |
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indexupdate.write(str(int(time.time()))) |
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current_index = previous_index |
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def get_index(self,ip, path): |
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def get_index(self,ip, path): |
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os.system('wget http://['+ip+'%adhoc0]:13338/index -O '+os.path.join(path,'index')) |
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os.system('wget http://['+ip+'%adhoc0]:13338/index -O '+os.path.join(path,'index')) |
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# downloads the index from other nodes and then proceeds to downloads messages it doesn't have already |
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# downloads the index from other nodes and then proceeds to downloads messages it doesn't have already |
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def get_messages(self, ip, path): |
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def get_messages(self, ip, path): |
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with open(os.path.join(path,'index')) as index: |
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index = index.read().split('\n') |
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for message in index: |
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messagepath = os.path.join(os.path.abspath(msg_dir), message) |
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if not os.path.exists(messagepath): |
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print 'downloading', message, 'to', messagepath |
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os.system('wget http://['+ip+'%adhoc0]:13338/msg/'+message+' -O '+messagepath) |
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with open(os.path.join(path,'index')) as index: |
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index = index.read().split('\n') |
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for message in index: |
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messagepath = os.path.join(os.path.abspath(msg_dir), message) |
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if not os.path.exists(messagepath): |
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print 'downloading', message, 'to', messagepath |
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os.system('wget http://['+ip+'%adhoc0]:13338/msg/'+message+' -O '+messagepath) |
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# s = socket.socket(socket.AF_INET6, socket.SOCK_STREAM) |
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# s = socket.socket(socket.AF_INET6, socket.SOCK_STREAM) |
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# s.connect(('http://[fe80::6666:b3ff:feeb:68c2%adhoc0]/lijst', 13338)) |
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# s.connect(('http://[fe80::6666:b3ff:feeb:68c2%adhoc0]/lijst', 13338)) |
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# s.send("GET / HTTP/1.0\r\n\r\n") |
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# s.send("GET / HTTP/1.0\r\n\r\n") |
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# while 1: |
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# buf = s.recv(1000) |
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# if not buf: |
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# break |
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# sys.stdout.write(buf) |
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# while 1: |
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# buf = s.recv(1000) |
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# if not buf: |
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# break |
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# sys.stdout.write(buf) |
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# s.close() |
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# s.close() |
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def ip_to_hash(self, ip): |
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import hashlib |
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hasj = hashlib.md5(ip).hexdigest() |
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nodepath = os.path.join(os.path.abspath('nodes/'), hasj) |
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if not os.path.exists(nodepath): |
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os.mkdir(nodepath) |
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def ip_to_hash(self, ip): |
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import hashlib |
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hasj = hashlib.md5(ip).hexdigest() |
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nodepath = os.path.join(os.path.abspath('nodes/'), hasj) |
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if not os.path.exists(nodepath): |
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os.mkdir(nodepath) |
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return nodepath |
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return nodepath |
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def clientsite(self): |
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a = '' |
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def clientsite(self): |
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a = '' |
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#tools |
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#tools |
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def get_ip_adress(self): |
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if not os.path.isfile('interfaceip6adress'): |
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os.system('ifconfig -a adhoc0 | grep inet6 > interfaceip6adress') |
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def get_ip_adress(self): |
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if not os.path.isfile('interfaceip6adress'): |
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os.system('ifconfig -a adhoc0 | grep inet6 > interfaceip6adress') |
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with open('interfaceip6adress', 'r') as a: |
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return a.read().split()[2].split('/')[0] |
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with open('interfaceip6adress', 'r') as a: |
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return a.read().split()[2].split('/')[0] |
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if __name__ == "__main__": |
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print "test" |
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meshenger = Meshenger() |
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if __name__ == "__main__": |
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print "test" |
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meshenger = Meshenger() |
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