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145 changes: 145 additions & 0 deletions
145
cli_client/python/timesketch_cli_client/commands/intelligence.py
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,145 @@ | ||
| # Copyright 2023 Google Inc. All rights reserved. | ||
| # | ||
| # Licensed under the Apache License, Version 2.0 (the "License"); | ||
| # you may not use this file except in compliance with the License. | ||
| # You may obtain a copy of the License at | ||
| # | ||
| # http://www.apache.org/licenses/LICENSE-2.0 | ||
| # | ||
| # Unless required by applicable law or agreed to in writing, software | ||
| # distributed under the License is distributed on an "AS IS" BASIS, | ||
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| # See the License for the specific language governing permissions and | ||
| # limitations under the License. | ||
| """Commands for interacting with intelligence within a Sketch.""" | ||
|
|
||
| import sys | ||
| import json | ||
| import click | ||
|
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|
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| @click.group("intelligence") | ||
| def intelligence_group(): | ||
| """Manage intelligence within a sketch.""" | ||
|
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|
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| @intelligence_group.command("list") | ||
| @click.option( | ||
| "--header/--no-header", | ||
| default=True, | ||
| help="Include header in output. (default is to show header))", | ||
| ) | ||
| @click.option( | ||
| "--columns", | ||
| default="ioc,type", | ||
| help="Comma separated list of columns to show. (default: ioc,type)", | ||
| ) | ||
| @click.pass_context | ||
| def list_intelligence(ctx, header, columns): | ||
| """List all intelligence. | ||
| Args: | ||
| ctx: Click context object. | ||
| header: Include header in output. (default is to show header) | ||
| columns: Comma separated list of columns to show. (default: ioc,type) | ||
| Other options: externalURI, tags | ||
| """ | ||
|
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| if not columns: | ||
| columns = "ioc,type" | ||
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| columns = columns.split(",") | ||
|
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| output = ctx.obj.output_format | ||
| sketch = ctx.obj.sketch | ||
| try: | ||
| intelligence = sketch.get_intelligence_attribute() | ||
| except ValueError as e: | ||
| click.echo(e) | ||
| sys.exit(1) | ||
|
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| if not intelligence: | ||
| click.echo("No intelligence found.") | ||
| ctx.exit(1) | ||
| if output == "json": | ||
| click.echo(json.dumps(intelligence, indent=4, sort_keys=True)) | ||
| elif output == "text": | ||
| if header: | ||
| click.echo("\t".join(columns)) | ||
| for entry in intelligence: | ||
| row = [] | ||
| for column in columns: | ||
| if column == "tags": | ||
| row.append(",".join(entry.get(column, []))) | ||
| else: | ||
| row.append(entry.get(column, "")) | ||
| click.echo("\t".join(row)) | ||
| elif output == "csv": | ||
| if header: | ||
| click.echo(",".join(columns)) | ||
| for entry in intelligence: | ||
| row = [] | ||
| for column in columns: | ||
| if column == "tags": | ||
| # Tags can be multiple values but they should only be | ||
| # one value on the csv so we join them with a comma | ||
| # surrounded the array by quotes | ||
| row.append(f'"{",".join(entry.get(column, []))}"') | ||
| else: | ||
| row.append(entry.get(column, "")) | ||
| click.echo(",".join(row)) | ||
| else: | ||
| click.echo(f"Output format {output} not implemented.") | ||
|
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| @intelligence_group.command("add") | ||
| @click.option( | ||
| "--ioc", | ||
| required=True, | ||
| help="Indicator Of Compromise (IOC) value.", | ||
| ) | ||
| @click.option( | ||
| "--ioc-type", | ||
| required=False, | ||
| help="Type of the intelligence (ipv4, hash_sha256, hash_sha1, hash_md5, other).", | ||
| ) | ||
| @click.option( | ||
| "--tags", | ||
| required=False, | ||
| help="Comma separated list of tags.", | ||
| ) | ||
| @click.pass_context | ||
| def add_intelligence(ctx, ioc, tags, ioc_type="other"): | ||
| """Add intelligence to a sketch. | ||
| A sketch can have multiple intelligence entries. Each entry consists of | ||
| an indicator, a type and a list of tags. | ||
| Reference: https://timesketch.org/guides/user/intelligence/ | ||
| Args: | ||
| ctx: Click context object. | ||
| ioc: IOC value. | ||
| ioc_type: Type of the intelligence. This is defined in the ontology file. | ||
| If a string doesn't match any of the aforementioned IOC types, | ||
| the type will fall back to other. | ||
| tags: Comma separated list of tags. | ||
| """ | ||
| sketch = ctx.obj.sketch | ||
|
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| # Create a tags dict from the comma separated list | ||
| if tags: | ||
| tags = tags.split(",") | ||
| tags = {tag: [] for tag in tags} | ||
| else: | ||
| tags = [] | ||
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| ioc_dict = {"ioc": ioc, "type": ioc_type, "tags": tags} | ||
| # Put the ioc in a nested object to match the format of the API | ||
| data = {"data": [ioc_dict]} | ||
| try: | ||
| sketch.add_attribute(name="intelligence", ontology="intelligence", value=data) | ||
| except ValueError as e: | ||
| click.echo(e) | ||
| sys.exit(1) | ||
| click.echo(f"Intelligence added: {ioc}") |
46 changes: 46 additions & 0 deletions
46
cli_client/python/timesketch_cli_client/commands/intelligence_test.py
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,46 @@ | ||
| # Copyright 2023 Google Inc. All rights reserved. | ||
| # | ||
| # Licensed under the Apache License, Version 2.0 (the "License"); | ||
| # you may not use this file except in compliance with the License. | ||
| # You may obtain a copy of the License at | ||
| # | ||
| # http://www.apache.org/licenses/LICENSE-2.0 | ||
| # | ||
| # Unless required by applicable law or agreed to in writing, software | ||
| # distributed under the License is distributed on an "AS IS" BASIS, | ||
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| # See the License for the specific language governing permissions and | ||
| # limitations under the License. | ||
| """Tests for intelligence command.""" | ||
|
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| import unittest | ||
| import mock | ||
|
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| from click.testing import CliRunner | ||
|
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| # pylint: disable=import-error | ||
| from timesketch_api_client import test_lib as api_test_lib | ||
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| # pylint: enable=import-error | ||
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| from .. import test_lib | ||
| from .intelligence import intelligence_group | ||
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| class IntelligenceTest(unittest.TestCase): | ||
| """Test Sigma CLI command.""" | ||
|
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| @mock.patch("requests.Session", api_test_lib.mock_session) | ||
| def setUp(self): | ||
| """Setup test case.""" | ||
| self.ctx = test_lib.get_cli_context() | ||
|
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| def test_list_intelligence(self): | ||
| """Test to list Sigma rules.""" | ||
| runner = CliRunner() | ||
| result = runner.invoke( | ||
| intelligence_group, | ||
| ["list"], | ||
| obj=self.ctx, | ||
| ) | ||
| assert 1 is result.exit_code |
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