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#!/usr/bin/env python
#
# Simple script which generates corpus files.
import argparse
import logging
import struct
import sys
sys.path.append("..")
import curl_test_data
log = logging.getLogger(__name__)
def generate_corpus(options):
td = curl_test_data.TestData("../data")
with open(options.output, "wb") as f:
enc = TLVEncoder(f)
# Write the URL to the file.
enc.write_string(enc.TYPE_URL, options.url)
# Write the first response to the file.
if options.rsp1:
enc.write_bytes(enc.TYPE_RSP1, options.rsp1.encode("utf-8"))
elif options.rsp1file:
with open(options.rsp1file, "rb") as g:
enc.write_bytes(enc.TYPE_RSP1, g.read())
elif options.rsp1test:
wstring = td.get_test_data(options.rsp1test)
enc.write_bytes(enc.TYPE_RSP1, wstring.encode("utf-8"))
# Write other options to file.
enc.maybe_write_string(enc.TYPE_USERNAME, options.username)
enc.maybe_write_string(enc.TYPE_PASSWORD, options.password)
enc.maybe_write_string(enc.TYPE_POSTFIELDS, options.postfields)
return ScriptRC.SUCCESS
class TLVEncoder(object):
TYPE_URL = 1
TYPE_RSP1 = 2
TYPE_USERNAME = 3
TYPE_PASSWORD = 4
TYPE_POSTFIELDS = 5
def __init__(self, output):
self.output = output
def write_string(self, tlv_type, wstring):
data = wstring.encode("utf-8")
self.write_tlv(tlv_type, len(data), data)
def write_bytes(self, tlv_type, bytedata):
self.write_tlv(tlv_type, len(bytedata), bytedata)
def maybe_write_string(self, tlv_type, wstring):
if wstring:
self.write_string(tlv_type, wstring)
def write_tlv(self, tlv_type, tlv_length, tlv_data=None):
log.debug("Writing TLV %d, length %d, data %r",
tlv_type,
tlv_length,
tlv_data)
data = struct.pack("!H", tlv_type)
self.output.write(data)
data = struct.pack("!L", tlv_length)
self.output.write(data)
if tlv_data:
self.output.write(tlv_data)
def get_options():
parser = argparse.ArgumentParser()
parser.add_argument("--output", required=True)
parser.add_argument("--url", required=True)
parser.add_argument("--username")
parser.add_argument("--password")
parser.add_argument("--postfields")
rsp1 = parser.add_mutually_exclusive_group(required=True)
rsp1.add_argument("--rsp1")
rsp1.add_argument("--rsp1file")
rsp1.add_argument("--rsp1test", type=int)
return parser.parse_args()
def setup_logging():
"""
Set up logging from the command line options
"""
root_logger = logging.getLogger()
formatter = logging.Formatter("%(asctime)s %(levelname)-5.5s %(message)s")
stdout_handler = logging.StreamHandler(sys.stdout)
stdout_handler.setFormatter(formatter)
stdout_handler.setLevel(logging.DEBUG)
root_logger.addHandler(stdout_handler)
root_logger.setLevel(logging.DEBUG)
class ScriptRC(object):
"""Enum for script return codes"""
SUCCESS = 0
FAILURE = 1
EXCEPTION = 2
class ScriptException(Exception):
pass
def main():
# Get the options from the user.
options = get_options()
setup_logging()
# Run main script.
try:
rc = generate_corpus(options)
except Exception as e:
log.exception(e)
rc = ScriptRC.EXCEPTION
log.info("Returning %d", rc)
return rc
if __name__ == '__main__':
sys.exit(main())
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