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opencti_data_source.py
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# coding: utf-8
import json
import uuid
from stix2.canonicalization.Canonicalize import canonicalize
from pycti.entities import LOGGER
class DataSource:
def __init__(self, opencti):
self.opencti = opencti
self.properties = """
id
standard_id
entity_type
parent_types
spec_version
created_at
updated_at
createdBy {
... on Identity {
id
standard_id
entity_type
parent_types
spec_version
identity_class
name
description
roles
contact_information
x_opencti_aliases
created
modified
objectLabel {
edges {
node {
id
value
color
}
}
}
}
... on Organization {
x_opencti_organization_type
x_opencti_reliability
}
... on Individual {
x_opencti_firstname
x_opencti_lastname
}
}
objectMarking {
edges {
node {
id
standard_id
entity_type
definition_type
definition
created
modified
x_opencti_order
x_opencti_color
}
}
}
objectLabel {
edges {
node {
id
value
color
}
}
}
externalReferences {
edges {
node {
id
standard_id
entity_type
source_name
description
url
hash
external_id
created
modified
importFiles {
edges {
node {
id
name
size
metaData {
mimetype
version
}
}
}
}
}
}
}
revoked
confidence
created
modified
name
description
aliases
x_mitre_platforms
collection_layers
importFiles {
edges {
node {
id
name
size
metaData {
mimetype
version
}
}
}
}
"""
@staticmethod
def generate_id(name):
name = name.lower().strip()
data = {"name": name}
data = canonicalize(data, utf8=False)
id = str(uuid.uuid5(uuid.UUID("00abedb4-aa42-466c-9c01-fed23315a9b7"), data))
return "data-source--" + id
"""
List Data-Source objects
:param filters: the filters to apply
:param search: the search keyword
:param first: return the first n rows from the after ID (or the beginning if not set)
:param after: ID of the first row for pagination
:return List of Data-Source objects
"""
def list(self, **kwargs):
filters = kwargs.get("filters", None)
search = kwargs.get("search", None)
first = kwargs.get("first", 500)
after = kwargs.get("after", None)
order_by = kwargs.get("orderBy", None)
order_mode = kwargs.get("orderMode", None)
custom_attributes = kwargs.get("customAttributes", None)
get_all = kwargs.get("getAll", False)
with_pagination = kwargs.get("withPagination", False)
if get_all:
first = 100
self.opencti.log(
"info",
"Listing Data-Sources with filters " + json.dumps(filters) + ".",
)
query = (
"""
query DataSources($filters: [DataSourcesFiltering!], $search: String, $first: Int, $after: ID, $orderBy: DataSourcesOrdering, $orderMode: OrderingMode) {
dataSources(filters: $filters, search: $search, first: $first, after: $after, orderBy: $orderBy, orderMode: $orderMode) {
edges {
node {
"""
+ (custom_attributes if custom_attributes is not None else self.properties)
+ """
}
}
pageInfo {
startCursor
endCursor
hasNextPage
hasPreviousPage
globalCount
}
}
}
"""
)
result = self.opencti.query(
query,
{
"filters": filters,
"search": search,
"first": first,
"after": after,
"orderBy": order_by,
"orderMode": order_mode,
},
)
if get_all:
final_data = []
data = self.opencti.process_multiple(result["data"]["dataSources"])
final_data = final_data + data
while result["data"]["dataSources"]["pageInfo"]["hasNextPage"]:
after = result["data"]["dataSources"]["pageInfo"]["endCursor"]
LOGGER.info("Listing Data-Sources after " + after)
result = self.opencti.query(
query,
{
"filters": filters,
"search": search,
"first": first,
"after": after,
"orderBy": order_by,
"orderMode": order_mode,
},
)
data = self.opencti.process_multiple(result["data"]["dataSources"])
final_data = final_data + data
return final_data
else:
return self.opencti.process_multiple(
result["data"]["dataSources"], with_pagination
)
"""
Read a Data-Source object
:param id: the id of the Data-Source
:param filters: the filters to apply if no id provided
:return Data-Source object
"""
def read(self, **kwargs):
id = kwargs.get("id", None)
filters = kwargs.get("filters", None)
custom_attributes = kwargs.get("customAttributes", None)
if id is not None:
self.opencti.log("info", "Reading Data-Source {" + id + "}.")
query = (
"""
query DataSource($id: String!) {
dataSource(id: $id) {
"""
+ (
custom_attributes
if custom_attributes is not None
else self.properties
)
+ """
}
}
"""
)
result = self.opencti.query(query, {"id": id})
return self.opencti.process_multiple_fields(result["data"]["dataSource"])
elif filters is not None:
result = self.list(filters=filters)
if len(result) > 0:
return result[0]
else:
return None
else:
self.opencti.log(
"error", "[opencti_data_source] Missing parameters: id or filters"
)
return None
"""
Create a Data Source object
:param name: the name of the Data Source
:return Data Source object
"""
def create(self, **kwargs):
stix_id = kwargs.get("stix_id", None)
created_by = kwargs.get("createdBy", None)
object_marking = kwargs.get("objectMarking", None)
object_label = kwargs.get("objectLabel", None)
external_references = kwargs.get("externalReferences", None)
revoked = kwargs.get("revoked", None)
confidence = kwargs.get("confidence", None)
lang = kwargs.get("lang", None)
created = kwargs.get("created", None)
modified = kwargs.get("modified", None)
name = kwargs.get("name", None)
description = kwargs.get("description", None)
aliases = kwargs.get("aliases", None)
platforms = kwargs.get("platforms", None)
collection_layers = kwargs.get("collection_layers", None)
x_opencti_stix_ids = kwargs.get("x_opencti_stix_ids", None)
granted_refs = kwargs.get("objectOrganization", None)
update = kwargs.get("update", False)
if name is not None:
self.opencti.log("info", "Creating Data Source {" + name + "}.")
self.opencti.log("info", "Creating Data Source {" + str(kwargs) + "}.")
query = """
mutation DataSourceAdd($input: DataSourceAddInput!) {
dataSourceAdd(input: $input) {
id
standard_id
entity_type
parent_types
}
}
"""
result = self.opencti.query(
query,
{
"input": {
"stix_id": stix_id,
"createdBy": created_by,
"objectMarking": object_marking,
"objectLabel": object_label,
"objectOrganization": granted_refs,
"externalReferences": external_references,
"revoked": revoked,
"confidence": confidence,
"lang": lang,
"created": created,
"modified": modified,
"name": name,
"description": description,
"aliases": aliases,
"x_mitre_platforms": platforms,
"collection_layers": collection_layers,
"x_opencti_stix_ids": x_opencti_stix_ids,
"update": update,
}
},
)
return self.opencti.process_multiple_fields(result["data"]["dataSourceAdd"])
else:
self.opencti.log(
"error",
"[opencti_data_source] Missing parameters: name and description",
)
"""
Import an Data-Source object from a STIX2 object
:param stixObject: the Stix-Object Data-Source
:return Data-Source object
"""
def import_from_stix2(self, **kwargs):
stix_object = kwargs.get("stixObject", None)
extras = kwargs.get("extras", {})
update = kwargs.get("update", False)
if stix_object is not None:
# Handle x-mitre-
if (
stix_object["type"] == "x-mitre-data-source"
and "x_mitre_collection_layers" in stix_object
):
stix_object["collection_layers"] = stix_object[
"x_mitre_collection_layers"
]
if (
stix_object["type"] == "x-mitre-data-source"
and "x_mitre_platforms" in stix_object
):
stix_object["platforms"] = stix_object["x_mitre_platforms"]
# Search in extensions
if "x_opencti_stix_ids" not in stix_object:
stix_object[
"x_opencti_stix_ids"
] = self.opencti.get_attribute_in_extension("stix_ids", stix_object)
if "granted_refs" not in stix_object:
stix_object["granted_refs"] = self.opencti.get_attribute_in_extension(
"granted_refs", stix_object
)
return self.opencti.data_source.create(
stix_id=stix_object["id"],
createdBy=extras["created_by_id"]
if "created_by_id" in extras
else None,
objectMarking=extras["object_marking_ids"]
if "object_marking_ids" in extras
else None,
objectLabel=extras["object_label_ids"]
if "object_label_ids" in extras
else None,
externalReferences=extras["external_references_ids"]
if "external_references_ids" in extras
else None,
revoked=stix_object["revoked"] if "revoked" in stix_object else None,
confidence=stix_object["confidence"]
if "confidence" in stix_object
else None,
lang=stix_object["lang"] if "lang" in stix_object else None,
created=stix_object["created"] if "created" in stix_object else None,
modified=stix_object["modified"] if "modified" in stix_object else None,
name=stix_object["name"],
description=self.opencti.stix2.convert_markdown(
stix_object["description"]
)
if "description" in stix_object
else None,
aliases=self.opencti.stix2.pick_aliases(stix_object),
platforms=stix_object["platforms"]
if "platforms" in stix_object
else None,
collection_layers=stix_object["collection_layers"]
if "collection_layers" in stix_object
else None,
x_opencti_stix_ids=stix_object["x_opencti_stix_ids"]
if "x_opencti_stix_ids" in stix_object
else None,
objectOrganization=stix_object["granted_refs"]
if "granted_refs" in stix_object
else None,
update=update,
)
else:
self.opencti.log(
"error", "[opencti_data_source] Missing parameters: stixObject"
)