def check_socket(self):
url = urlparse(self.socket_url)
timeout = 0.5
if url.scheme == 'http+unix':
address = unquote(url.netloc)
s = socket.socket(socket.AF_UNIX)
s.settimeout(timeout)
try:
s.connect(address)
except OSError as e:
self.fail("Server socket unavailable: {}".format(e))
finally:
s.close()
else:
host, port = url.netloc.rsplit(":", 1)
try:
socket.create_connection((host, int(port)),
timeout=timeout).close()
except OSError as e:
self.fail("Server socket unavailable: {}".format(e))
def error_message(args, exc):
out = StringIO()
parts = urlparse(args.server)
if args.debug:
traceback.print_exc(file=out)
out.write('\n')
out.write("ERROR: Custodia command '{args.sub} {args.name}' failed.\n")
if args.verbose:
out.write("Custodia server '{args.server}'.\n")
if isinstance(exc, requests.exceptions.HTTPError):
errcode = E_HTTP_ERROR
out.write("{exc.__class__.__name__}: {exc}\n")
elif isinstance(exc, requests.exceptions.ConnectionError):
errcode = E_CONNECTION_ERROR
if parts.scheme == 'http+unix':
out.write("Failed to connect to Unix socket '{unix_path}':\n")
else:
out.write("Failed to connect to '{parts.netloc}' "
"({parts.scheme}):\n")
# ConnectionError always contains an inner exception
out.write(" {exc.args[0]}\n")
elif isinstance(exc, JSONDecodeError):
errcode = E_JSON_ERROR
out.write("Server returned invalid JSON response:\n")
out.write(" {exc}\n")
else:
errcode = E_OTHER
out.write("{exc.__class__.__name__}: {exc}\n")
msg = out.getvalue()
if not msg.endswith('\n'):
msg += '\n'
return errcode, msg.format(args=args,
exc=exc,
parts=parts,
unix_path=unquote(parts.netloc))
def parse_request(self):
if not BaseHTTPRequestHandler.parse_request(self):
return False
# grab the loginuid from `/proc` as soon as possible
creds = self.peer_creds
if creds is not None:
self.loginuid = self._get_loginuid(creds['pid'])
# after basic parsing also use urlparse to retrieve individual
# elements of a request.
url = urlparse(self.path)
# Yes, override path with the path part only
self.path = url.path
self.path_chain = self._parse_path(url)
# Create dict out of query
self.query = parse_qs(url.query)
# keep the rest into the 'url' element in case someone needs it
self.url = url
return True
def __init__(self, srvurl, config):
url = urlparse(srvurl)
serverclass, address = self._get_serverclass(url)
if sd is not None:
address = self._get_systemd_socket(address)
self.httpd = serverclass(address, self.handler, config)