forked from gregoriorobles/ptavi-pfinal
-
Notifications
You must be signed in to change notification settings - Fork 0
/
uaclient.py
244 lines (210 loc) · 9.39 KB
/
uaclient.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
#!/usr/bin/python3
# -*- coding: utf-8 -*-
# Made by Felipe Sandoval Sibada
"""UA SIP Client Program that sends RTP Audio."""
from xml.sax import make_parser
from xml.sax.handler import ContentHandler
import time
import socket
import sys
import random
import os
import hashlib
import threading
try:
CONFIG = sys.argv[1]
METHOD = sys.argv[2]
if len(sys.argv) == 4:
if METHOD == "REGISTER" and not str.isdigit(sys.argv[3]):
raise ValueError
else:
OPTION = sys.argv[3]
elif len(sys.argv) != 3:
raise IndexError
if METHOD == "ACK": # Por seguridad. Avoid Spoofing.
raise ValueError
except (IndexError, ValueError):
sys.exit("Usage: python uaclient.py config method option")
class ConfigHandler(ContentHandler):
"""For handling configuration entries in XML format type."""
def __init__(self):
"""Making a list with my configuration."""
self.myconfig = []
def valid_ip(self, ip):
"""Checking if an ip is valid."""
if len(ip.split(".")) != 4:
return False
else:
for digit in ip.split("."):
if int(digit) > 255 or int(digit) < 0:
return False
return True
def startElement(self, name, attr):
"""Method to get data from my ATTLISTS."""
if name == "account": # one way to do it
username = attr.get('username', "")
self.myconfig.append(username)
passwd = attr.get('passwd', "")
self.myconfig.append(passwd)
elif name == "uaserver":
my_ip = attr.get('ip', "")
if my_ip == "":
my_ip = "127.0.0.1"
else:
if not self.valid_ip(my_ip):
raise ValueError
self.myconfig.append(my_ip)
puerto = attr.get('puerto', "")
if not str.isdigit(puerto):
raise ValueError
self.myconfig.append(puerto)
elif name == 'rtpaudio':
puerto_rtp = attr.get('puerto', "")
if not str.isdigit(puerto_rtp):
raise ValueError
self.myconfig.append(puerto_rtp)
elif name == 'regproxy':
ipproxy = attr.get('ip', "")
if not self.valid_ip(ipproxy):
raise ValueError
self.myconfig.append(ipproxy)
puerto_proxy = attr.get('puerto', "")
if not str.isdigit(puerto_proxy):
raise ValueError
self.myconfig.append(puerto_proxy)
elif name == 'log':
path = attr.get('path', "")
self.myconfig.append(path)
elif name == 'audio':
path_audio = attr.get('path', "")
self.myconfig.append(path_audio)
def get_config(self):
"""My configurations setting list."""
return self.myconfig
def actual_time():
"""Format time YYYYMMDDHHMMSS for log purposes."""
timenow = time.strftime("%Y%m%d%H%M%S", time.gmtime(time.time()))
return timenow
def sents_log(config, log_file, sip_data):
"""Sent content for log chronology purposes."""
log_file.write(str(actual_time()) + " Sent to " + config[5] +
":" + config[6] + ": " + sip_data + "\n")
def recieved_log(config, log_file, sip_data):
"""Recieved content for log chronology purposes."""
log_file.write(str(actual_time()) + " Recieved from " + config[5] +
":" + config[6] + ": " + sip_data + "\n")
def cvlc(dest, port):
"""To execute CVLC in Thread."""
command = 'cvlc rtp://@' + dest + ':' + port + " 2> /dev/null"
os.system(command)
def mp32rtp(dest, port, music):
"""To execute mp32rtp in Thread."""
command = "./mp32rtp -i " + dest + " -p " + port + " < " + music
os.system(command)
if __name__ == "__main__":
try:
parser = make_parser()
cHandler = ConfigHandler()
parser.setContentHandler(cHandler)
parser.parse(open(CONFIG))
config = cHandler.get_config()
if not os.path.exists(config[-1]): # Does this audio file exists?.
raise OSError
try:
log_file = open(config[7])
log_file = open(config[7], "a")
except FileNotFoundError: # When the file does not exists.
log_file = open(config[7], "w")
log_file.write(str(actual_time()) + " Starting...\n")
if METHOD == "REGISTER" or METHOD == "register":
SIP_LINE = METHOD + " sip:" + config[0] + ":" + config[3] +\
" SIP/2.0\r\n" + "Expires: "
SIP_LINE_HASH = SIP_LINE
if len(sys.argv) == 4:
SIP_LINE += OPTION + "\r\n\r\n"
SIP_LINE_HASH += OPTION + "\r\n"
else: # Default expiration time.
SIP_LINE += "3600\r\n\r\n"
SIP_LINE_HASH += "3600\r\n"
else:
if len(sys.argv) == 4:
SIP_LINE = METHOD + " sip:" + OPTION + " SIP/2.0\r\n"
if METHOD == "INVITE" or METHOD == "invite":
SIP_LINE += "Content-Type: application/sdp\r\n\r\n" +\
"v=0\r\n" + "o=" + config[0] + " " + config[2]\
+ "\r\n" + "s=PracticaFinal\r\n" + "t=0\r\n" +\
"m=audio " + config[4] + " RTP\r\n\r\n"
else:
SIP_LINE += "\r\n" # Adding new line in SIP.
else:
print("-- IMPORTANT: you did't specify the login --\n")
SIP_LINE = METHOD + " SIP/2.0\r\n\r\n"
SIP_HASH = (" ").join(SIP_LINE.split()) # Content to write in log.
with socket.socket(socket.AF_INET, socket.SOCK_DGRAM) as my_socket:
my_socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
my_socket.connect((config[5], int(config[6])))
print(SIP_LINE) # Content to send.
my_socket.send(bytes(SIP_LINE, 'utf-8'))
sents_log(config, log_file, SIP_HASH)
data = my_socket.recv(1024)
print('-- RECIEVED SIP RESPONSES --\n' + data.decode('utf-8'))
data_hash = data.decode('utf-8').split()
log_data = (" ").join(data_hash) # Content to write in log.
recieved_log(config, log_file, log_data)
if "401" in data_hash:
nonce_recieved = data_hash[5].split('"')[1]
digest = hashlib.md5()
digest.update(bytes(nonce_recieved, "utf-8"))
digest.update(bytes(config[1], "utf-8"))
digest.digest
response = random.randint(000000000000000000000,
999999999999999999999)
SIP_LINE_HASH += 'Authorization: Digest response="' +\
digest.hexdigest() + '"\r\n\r\n'
SIP_HASH = (" ").join(SIP_LINE_HASH.split())
sents_log(config, log_file, SIP_HASH)
my_socket.send(bytes(SIP_LINE_HASH, 'utf-8'))
print("-- SENDING REGISTER AGAIN --\n" + SIP_LINE_HASH)
data = my_socket.recv(1024)
print('-- RECIEVED SIP RESPONSES --\n' + data.decode('utf-8'))
data_hash = data.decode('utf-8').split()
log_data = (" ").join(data_hash)
recieved_log(config, log_file, log_data)
elif "OK" in data_hash and METHOD != "BYE" and METHOD !=\
"REGISTER":
SIP_ACK = "ACK" + " sip:" + OPTION +\
" SIP/2.0\r\n\r\n"
my_socket.send(bytes(SIP_ACK, 'utf-8'))
print("-- SENDING AUDIO --\n")
# advanced part cvlc with Threads
thr_cvlc = threading.Thread(target=cvlc, args=(data_hash[16],
data_hash[20]))
thr_mp32rtp = threading.Thread(target=mp32rtp,
args=(data_hash[16],
data_hash[20],
config[-1]))
thr_mp32rtp.start()
time.sleep(0.2)
thr_cvlc.start()
log_file.write(str(actual_time()) + " Sent to " +
data_hash[16] + ":" + data_hash[20] +
": AUDIO FILE " + config[-1] + "\n")
print("-- RECIEVING AUDIO IN PORT " + config[4] + "--\n")
print("-- Wait.... please--\n")
# for ending of Threads. This is VITAL to end the socket.
time.sleep(13)
os.system('killall mp32rtp 2> /dev/null')
os.system('killall vlc 2> /dev/null')
elif METHOD == "BYE":
if "OK" in data_hash:
log_file.write(str(actual_time()) + " Finishing.\n")
my_socket.close()
log_file.close()
print("-- END OF SOCKET --\n")
except ConnectionRefusedError:
print("Connection Refused: Server not found.")
log_file.write(str(actual_time()) + " Error: No server listening at " +
config[5] + " port " + config[6] + "\n")
log_file.close()
except (FileNotFoundError, OSError, ValueError):
sys.exit("Usage: python uaclient.py config method option.")