def process_with_pcap_file(options):
pcap = PcapHandler(options.pcap)
ret = pcap.prepare_comparison_response()
if ret is False:
return 1
response_data = []
for stream in getattr(pcap, "request_data", []):
parser = RequestParser(stream[PAYLOAD])
if parser.run() is False:
return 1
session = Session()
session.update_connection_info(method=getattr(parser, "method", "GET"))
headers = getattr(parser, "headers", CaseInsensitiveDict())
session.update_headers(headers)
session.update_body(getattr(parser, "body", ""))
host = make_host(headers, stream[DST_IP])
request_url = make_request_url(host, 80, getattr(parser, "uri", ""))
if session.send(request_url, verbose=False) is False:
continue
response = getattr(session, "response", None)
start_line = ["HTTP/1.1", response.status_code]
start_line += response.reason.split(" ")
response_data.append((stream[DST_IP], stream[SRC_IP], start_line,
response.headers, response.text))
pcap.comparison_response(response_data, options.verbose)
return 0
def stream_random_bytes(n):
"""Streams n random bytes generated with given seed, at given chunk size per packet."""
n = min(n, 100 * 1024) # set 100KB limit
params = CaseInsensitiveDict(request.args.items())
if 'seed' in params:
random.seed(int(params['seed']))
if 'chunk_size' in params:
chunk_size = max(1, int(params['chunk_size']))
else:
chunk_size = 10 * 1024
def generate_bytes():
chunks = bytearray()
for i in xrange(n):
chunks.append(random.randint(0, 255))
if len(chunks) == chunk_size:
yield (bytes(chunks))
chunks = bytearray()
if chunks:
yield (bytes(chunks))
headers = {'Content-Type': 'application/octet-stream'}
return Response(generate_bytes(), headers=headers)
def process_with_request_file(options):
session = Session()
if options.file is None:
method = "GET"
headers = None
body = ""
uri = ""
else:
parser = RequestFileParser(options.file)
if parser.run() is False:
return 1
method = getattr(parser, "method", "GET")
headers = getattr(parser, "headers", CaseInsensitiveDict())
body = getattr(parser, "body", "")
uri = getattr(parser, "uri", "")
# If dumy_body_byte is present, add dumy data.
body += make_dumy_body(options.dumy_body_byte)
session.update_connection_info(method=method)
session.update_headers(headers)
session.update_body(body)
request_url = make_request_url(options.host, options.port, uri)
session.send(request_url, verbose_detail=options.verbose)
return 0
def __init__(self, stream=""):
self.start_line = []
self.headers = CaseInsensitiveDict()
self.method = ""
self.uri = ""
self.version = ""
self.body = ""
self.stream = stream
def parse_response_data_in_pcap(self):
for data in self.response_data_raw:
parser = ResponseParser(data[PAYLOAD])
parser.run()
data_tuple = (data[SRC_IP], data[DST_IP],
getattr(parser, "start_line", []),
getattr(parser, "headers", CaseInsensitiveDict()),
getattr(parser, "body", ""))
self.response_data.append(data_tuple)
def get_headers(hide_env=True):
'''Return headers dict from request context'''
headers = dict(request.headers.items())
if hide_env and ("show_env" not in request.args):
for key in ENV_HEADERS:
try:
del headers[key]
except KeyError:
pass
return CaseInsensitiveDict(headers.items())
def drip():
"""Drips data over a duration after an optional initial delay."""
args = CaseInsensitiveDict(request.args.items())
duration = float(args.get('duration', 2))
numbytes = min(int(args.get('numbytes', 10)),
(10 * 1024 * 1024)) # set 10MB limit
code = int(args.get('code', 200))
pause = duration / numbytes
delay = float(args.get('delay', 0))
if delay > 0:
time.sleep(delay)
def generate_bytes():
for i in xrange(numbytes):
yield u"*".encode('utf-8')
time.sleep(pause)
response = Response(generate_bytes(),
headers={
"Content-Type": "application/octet-stream",
"Content-Length": str(numbytes),
})
response.status_code = code
return response
def random_bytes(n):
"""Returns n random bytes generated with given seed."""
n = min(n, 100 * 1024) # set 100KB limit
params = CaseInsensitiveDict(request.args.items())
if 'seed' in params:
random.seed(int(params['seed']))
response = make_response()
# Note: can't just use os.urandom here because it ignores the seed
response.data = bytearray(random.randint(0, 255) for i in range(n))
response.content_type = 'application/octet-stream'
return response
def redirect_to():
"""302/3XX Redirects to the given URL."""
args = CaseInsensitiveDict(request.args.items())
# We need to build the response manually and convert to UTF-8 to prevent
# werkzeug from "fixing" the URL. This endpoint should set the Location
# header to the exact string supplied.
response = app.make_response('')
response.status_code = 302
if 'status_code' in args:
status_code = int(args['status_code'])
if status_code >= 300 and status_code < 400:
response.status_code = status_code
response.headers['Location'] = args['url'].encode('utf-8')
return response
def get_headers(hide_env=True):
"""Returns headers dict from request context."""
#print(request.headers.items())
headers = dict(request.headers.items())
#print('headers:',headers)
if hide_env and ('show_env' not in request.args):
print('node1')
for key in ENV_HEADERS:
print('node2')
try:
print('node3')
del headers[key]
except KeyError:
print('node4')
pass
print('headers:',headers)
return CaseInsensitiveDict(headers.items())
def __init__(self, stream):
self.start_line = []
self.headers = CaseInsensitiveDict()
self.body = ""
self.stream = stream
def range_request(numbytes):
"""Streams n random bytes generated with given seed, at given chunk size per packet."""
if numbytes <= 0 or numbytes > (100 * 1024):
response = Response(headers={
'ETag': 'range%d' % numbytes,
'Accept-Ranges': 'bytes'
})
response.status_code = 404
response.data = 'number of bytes must be in the range (0, 10240]'
return response
params = CaseInsensitiveDict(request.args.items())
if 'chunk_size' in params:
chunk_size = max(1, int(params['chunk_size']))
else:
chunk_size = 10 * 1024
duration = float(params.get('duration', 0))
pause_per_byte = duration / numbytes
request_headers = get_headers()
first_byte_pos, last_byte_pos = get_request_range(request_headers,
numbytes)
if first_byte_pos > last_byte_pos or first_byte_pos not in xrange(
0, numbytes) or last_byte_pos not in xrange(0, numbytes):
response = Response(
headers={
'ETag': 'range%d' % numbytes,
'Accept-Ranges': 'bytes',
'Content-Range': 'bytes */%d' % numbytes
})
response.status_code = 416
return response
def generate_bytes():
chunks = bytearray()
for i in xrange(first_byte_pos, last_byte_pos + 1):
# We don't want the resource to change across requests, so we need
# to use a predictable data generation function
chunks.append(ord('a') + (i % 26))
if len(chunks) == chunk_size:
yield (bytes(chunks))
time.sleep(pause_per_byte * chunk_size)
chunks = bytearray()
if chunks:
time.sleep(pause_per_byte * len(chunks))
yield (bytes(chunks))
content_range = 'bytes %d-%d/%d' % (first_byte_pos, last_byte_pos,
numbytes)
response_headers = {
'Content-Type': 'application/octet-stream',
'ETag': 'range%d' % numbytes,
'Accept-Ranges': 'bytes',
'Content-Range': content_range
}
response = Response(generate_bytes(), headers=response_headers)
if (first_byte_pos == 0) and (last_byte_pos == (numbytes - 1)):
response.status_code = 200
else:
response.status_code = 206
return response
