mirror of https://github.com/MISP/misp-modules
149 lines
5.0 KiB
Python
149 lines
5.0 KiB
Python
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#!/usr/bin/env python3
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"""Python client library for VMRay REST API"""
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import base64
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import datetime
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import os.path
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import requests
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import urllib.parse
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# disable nasty certification warning
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# pylint: disable=no-member
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try:
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requests.packages.urllib3.disable_warnings()
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except AttributeError:
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try:
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import urllib3
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try:
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urllib3.disable_warnings()
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except AttributeError:
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pass
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except ImportError:
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pass
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# pylint: disable=
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class VMRayRESTAPIError(Exception):
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"""Exception class that is used when API returns an error"""
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def __init__(self, *args, **kwargs):
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self.status_code = kwargs.pop("status_code", None)
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Exception.__init__(self, *args, **kwargs)
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def handle_rest_api_result(result):
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"""Handle result of API request (check for errors)"""
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if (result.status_code < 200) or (result.status_code > 299):
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try:
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json_result = result.json()
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except ValueError:
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raise VMRayRESTAPIError("API returned error %u: %s" % (result.status_code, result.text), status_code=result.status_code)
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raise VMRayRESTAPIError(json_result.get("error_msg", "Unknown error"), status_code=result.status_code)
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class VMRayRESTAPI(object):
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"""VMRay REST API class"""
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def __init__(self, server, api_key, verify_cert=True):
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# split server URL into components
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url_desc = urllib.parse.urlsplit(server)
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# assume HTTPS if no scheme is specified
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if url_desc.scheme == "":
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server = "https://" + server
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# save variables
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self.server = server
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self.api_key = api_key
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self.verify_cert = verify_cert
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def call(self, http_method, api_path, params=None, raw_data=False):
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"""Call VMRay REST API"""
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# get function of requests package
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requests_func = getattr(requests, http_method.lower())
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# parse parameters
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req_params = {}
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file_params = {}
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if params is not None:
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for key, value in params.items():
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if isinstance(value, (datetime.date,
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datetime.datetime,
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float,
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int)):
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req_params[key] = str(value)
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elif isinstance(value, str):
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req_params[key] = str(value)
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elif isinstance(value, dict):
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filename = value["filename"]
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sample = value["data"]
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file_params[key] = (filename, sample, "application/octet-stream")
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elif hasattr(value, "read"):
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filename = os.path.split(value.name)[1]
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# For the following block refer to DEV-1820
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try:
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filename.decode("ASCII")
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except (UnicodeDecodeError, UnicodeEncodeError):
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b64_key = key + "name_b64enc"
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byte_value = filename.encode("utf-8")
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b64_value = base64.b64encode(byte_value)
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filename = "@param=%s" % b64_key
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req_params[b64_key] = b64_value
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file_params[key] = (filename, value, "application/octet-stream")
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else:
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raise VMRayRESTAPIError("Parameter \"%s\" has unknown type \"%s\"" % (key, type(value)))
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# construct request
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if file_params:
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files = file_params
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else:
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files = None
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# we need to adjust some stuff for POST requests
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if http_method.lower() == "post":
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req_data = req_params
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req_params = None
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else:
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req_data = None
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# do request
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result = requests_func(self.server + api_path, data=req_data, params=req_params, headers={"Authorization": "api_key " + self.api_key}, files=files, verify=self.verify_cert, stream=raw_data)
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handle_rest_api_result(result)
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if raw_data:
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return result.raw
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# parse result
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try:
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json_result = result.json()
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except ValueError:
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raise ValueError("API returned invalid JSON: %s" % (result.text))
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# if there are no cached elements then return the data
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if "continuation_id" not in json_result:
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return json_result.get("data", None)
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data = json_result["data"]
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# get cached results
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while "continuation_id" in json_result:
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# send request to server
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result = requests.get("%s/rest/continuation/%u" % (self.server, json_result["continuation_id"]), headers={"Authorization": "api_key " + self.api_key}, verify=self.verify_cert)
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handle_rest_api_result(result)
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# parse result
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try:
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json_result = result.json()
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except ValueError:
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raise ValueError("API returned invalid JSON: %s" % (result.text))
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data.extend(json_result["data"])
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return data
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