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#!/usr/bin/python3
"""Windows: Implementation of a HTTP server"""
import argparse
import os
import subprocess
import sys
import threading
from urllib.parse import urlparse
from http.server import SimpleHTTPRequestHandler, ThreadingHTTPServer
from make_certificates import CertificateMaker
RESULT_PATH = os.getcwd()
FILES_PATH = os.path.join(RESULT_PATH, "./Testing/files/")
CERTS_PATH = os.path.join(RESULT_PATH, "./Testing/certs/")
CONF_PATH = os.path.join(RESULT_PATH, "./Testing/conf/")
LOGS_PATH = os.path.join(RESULT_PATH, "./Testing/logs/")
REQUEST = os.path.join(FILES_PATH, "./jreq.tsq")
RESPONS = os.path.join(FILES_PATH, "./jresp.tsr")
OPENSSL_CONF = os.path.join(CONF_PATH, "./openssl_tsa.cnf")
SERVER_LOG = os.path.join(LOGS_PATH, "./server.log")
URL_LOG = os.path.join(LOGS_PATH, "./url.log")
OPENSSL_TS = ["openssl", "ts",
"-reply", "-config", OPENSSL_CONF,
"-passin", "pass:passme",
"-queryfile", REQUEST,
"-out", RESPONS]
class RequestHandler(SimpleHTTPRequestHandler):
"""Handle the HTTP POST request that arrive at the server"""
def __init__(self, request, client_address, server):
# Save the server handle
self.server = server
SimpleHTTPRequestHandler.__init__(self, request, client_address, server)
def do_GET(self): # pylint: disable=invalid-name
""""Serves the GET request type"""
try:
url = urlparse(self.path)
self.send_response(200)
self.send_header("Content-type", "application/pkix-crl")
self.end_headers()
resp_data = b''
# Read the file and send the contents
if url.path == "/intermediateCA":
file_path = os.path.join(CERTS_PATH, "./CACertCRL.der")
with open(file_path, 'rb') as file:
resp_data = file.read()
if url.path == "/TSACA":
file_path = os.path.join(CERTS_PATH, "./TSACertCRL.der")
with open(file_path, 'rb') as file:
resp_data = file.read()
self.wfile.write(resp_data)
except Exception as err: # pylint: disable=broad-except
print("HTTP GET request error: {}".format(err))
def do_POST(self): # pylint: disable=invalid-name
""""Serves the POST request type"""
try:
url = urlparse(self.path)
self.send_response(200)
if url.path == "/kill_server":
self.log_message(f"Deleting file: {URL_LOG}")
os.remove(f"{URL_LOG}")
self.send_header('Content-type', 'text/plain')
self.end_headers()
self.wfile.write(bytes('Shutting down HTTP server', 'utf-8'))
self.server.shutdown()
else:
content_length = int(self.headers['Content-Length'])
post_data = self.rfile.read(content_length)
with open(REQUEST, mode="wb") as file:
file.write(post_data)
openssl = subprocess.run(OPENSSL_TS,
check=True, universal_newlines=True)
openssl.check_returncode()
self.send_header("Content-type", "application/timestamp-reply")
self.end_headers()
resp_data = b''
with open(RESPONS, mode="rb") as file:
resp_data = file.read()
self.wfile.write(resp_data)
except Exception as err: # pylint: disable=broad-except
print("HTTP POST request error: {}".format(err))
class HttpServerThread():
"""TSA server thread handler"""
# pylint: disable=too-few-public-methods
def __init__(self):
self.server = None
self.server_thread = None
def start_server(self, port) -> (int):
"""Starting HTTP server on 127.0.0.1 and a random available port for binding"""
self.server = ThreadingHTTPServer(('127.0.0.1', port), RequestHandler)
self.server_thread = threading.Thread(target=self.server.serve_forever)
self.server_thread.start()
hostname, port = self.server.server_address[:2]
print("HTTP server started, URL http://{}:{}".format(hostname, port))
return port
def main() -> None:
"""Start HTTP server"""
ret = 0
parser = argparse.ArgumentParser()
parser.add_argument(
"--port",
type=int,
default=0,
help="port number"
)
args = parser.parse_args()
try:
sys.stdout = open(SERVER_LOG, "w")
sys.stderr = open(SERVER_LOG, "a")
server = HttpServerThread()
port = server.start_server(args.port)
with open(URL_LOG, mode="w") as file:
file.write("127.0.0.1:{}".format(port))
tests = CertificateMaker(port, SERVER_LOG)
tests.make_certs()
except OSError as err:
print("OSError: {}".format(err))
ret = err.errno
finally:
sys.exit(ret)
if __name__ == '__main__':
main()
# pylint: disable=pointless-string-statement
"""Local Variables:
c-basic-offset: 4
tab-width: 4
indent-tabs-mode: nil
End:
vim: set ts=4 expandtab:
"""
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