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How to use describe_log_groups method in localstack

Best Python code snippet using localstack_python

test_aws_cloud.py

Source:test_aws_cloud.py

1#!/usr/bin/env python32# Copyright (c) Meta Platforms, Inc. and affiliates.3#4# This source code is licensed under the MIT license found in the5# LICENSE file in the root directory of this source tree.6# pyre-strict7import os8import unittest9from pathlib import Path10from unittest.mock import patch11from botocore.exceptions import ClientError12from fbpcs.infra.logging_service.download_logs.cloud.aws_cloud import AwsCloud13class TestAwsCloud(unittest.TestCase):14    def setUp(self) -> None:15        self.test_dir = Path(os.path.dirname(__file__))16        self.tag = "my_tag"17        with patch(18            "fbpcs.infra.logging_service.download_logs.cloud.aws_cloud.boto3"19        ), patch("fbpcs.infra.logging_service.download_logs.download_logs.Utils"):20            self.aws_container_logs = AwsCloud(self.tag)21    ##############################22    # Tests for public interface #23    ##############################24    def test_get_cloudwatch_logs(self) -> None:25        self.aws_container_logs.cloudwatch_client.get_log_events.side_effect = [26            {"events": [{"message": "123"}], "nextForwardToken": "1"},27            {"events": [{"message": "456"}], "nextForwardToken": "2"},28            {"events": [{"message": "789"}], "nextForwardToken": "3"},29            # Repeated event indicates no more data available30            {"events": [{"message": "789"}], "nextForwardToken": "3"},31        ]32        expected = ["123", "456", "789"]33        with self.subTest("basic"):34            self.assertEqual(35                expected,36                self.aws_container_logs.get_cloudwatch_logs("foo", "bar"),37            )38            # NOTE: we don't want to get *too* specific with these asserts39            # because we want to allow the internal details to change and40            # still meet the API requirements41            self.aws_container_logs.cloudwatch_client.get_log_events.assert_called()42        ####################43        # Test error cases #44        ####################45        error_cases = [46            ("InvalidParameterException", "Couldn't fetch.*"),47            ("ResourceNotFoundException", "Couldn't find.*"),48            ("SomethingElseHappenedException", "Unexpected error.*"),49        ]50        for error_code, exc_regex in error_cases:51            with self.subTest(f"get_log_events.{error_code}"):52                self.aws_container_logs.cloudwatch_client.get_log_events.reset_mock()53                self.aws_container_logs.cloudwatch_client.get_log_events.side_effect = (54                    ClientError(55                        error_response={"Error": {"Code": error_code}},56                        operation_name="get_log_events",57                    )58                )59                with self.assertRaisesRegex(Exception, exc_regex):60                    self.aws_container_logs.get_cloudwatch_logs("foo", "bar")61                    self.aws_container_logs.cloudwatch_client.get_log_events.assert_called()62    def test_create_s3_folder(self) -> None:63        self.aws_container_logs.s3_client.put_object.return_value = {64            "ResponseMetadata": {"HTTPStatusCode": 200}65        }66        with self.subTest("basic"):67            self.assertIsNone(68                self.aws_container_logs.create_s3_folder("bucket", "folder")69            )70            self.aws_container_logs.s3_client.put_object.assert_called_once_with(71                Bucket="bucket", Key="folder"72            )73        with self.subTest("put_object.Http403"):74            self.aws_container_logs.s3_client.put_object.reset_mock()75            self.aws_container_logs.s3_client.put_object.return_value = {76                "ResponseMetadata": {"HTTPStatusCode": 403}77            }78            with self.assertRaisesRegex(Exception, "Failed to create.*"):79                self.aws_container_logs.create_s3_folder("bucket", "folder")80    def test_parse_log_events(self) -> None:81        events = [82            {"message": "hello", "code": 200, "other": "ignore"},83            {"message": "world", "code": 200, "other": "ignore"},84        ]85        expected = ["hello", "world"]86        with self.subTest("basic"):87            self.assertEqual(88                expected, self.aws_container_logs._parse_log_events(events)89            )90    def test_get_s3_folder_contents(self) -> None:91        expected = {"ContinuationToken": "abc123", "Contents": ["a", "b", "c"]}92        self.aws_container_logs.s3_client.list_objects_v2.return_value = expected93        with self.subTest("basic"):94            self.assertEqual(95                expected,96                self.aws_container_logs.get_s3_folder_contents("bucket", "folder"),97            )98        # Check that continuation token is set99        with self.subTest("with_continuation_token"):100            self.aws_container_logs.s3_client.list_objects_v2.reset_mock()101            self.aws_container_logs.s3_client.list_objects_v2.return_value = expected102            self.assertEqual(103                expected,104                self.aws_container_logs.get_s3_folder_contents(105                    bucket_name="bucket",106                    folder_name="folder",107                    next_continuation_token="def678",108                ),109            )110            self.aws_container_logs.s3_client.list_objects_v2.assert_called_once_with(111                Bucket="bucket",112                Prefix="folder",113                MaxKeys=1,114                ContinuationToken="def678",115            )116        # check exception cases117        with self.subTest("list_objects_v2.InvalidParameterException"):118            self.aws_container_logs.s3_client.list_objects_v2.reset_mock()119            self.aws_container_logs.s3_client.list_objects_v2.side_effect = ClientError(120                error_response={"Error": {"Code": "InvalidParameterException"}},121                operation_name="list_objects_v2",122            )123            with self.assertRaisesRegex(Exception, "Couldn't find folder.*"):124                self.aws_container_logs.get_s3_folder_contents("bucket", "folder")125    def test_verify_log_group(self) -> None:126        self.aws_container_logs.cloudwatch_client.describe_log_groups.return_value = {127            "logGroups": ["my_log_group"]128        }129        with self.subTest("basic"):130            self.assertTrue(self.aws_container_logs._verify_log_group("my_log_group"))131        with self.subTest("describe_log_groups.InvalidParameterException"):132            self.aws_container_logs.cloudwatch_client.describe_log_groups.reset_mock()133            self.aws_container_logs.cloudwatch_client.describe_log_groups.side_effect = ClientError(134                error_response={"Error": {"Code": "InvalidParameterException"}},135                operation_name="describe_log_groups",136            )137            with self.assertRaisesRegex(Exception, "Wrong parameters.*"):138                self.aws_container_logs._verify_log_group("my_log_group")139        with self.subTest("describe_log_groups.ResourceNotFoundException"):140            self.aws_container_logs.cloudwatch_client.describe_log_groups.reset_mock()141            self.aws_container_logs.cloudwatch_client.describe_log_groups.side_effect = ClientError(142                error_response={"Error": {"Code": "ResourceNotFoundException"}},143                operation_name="describe_log_groups",144            )145            with self.assertRaisesRegex(Exception, "Couldn't find.*"):146                self.aws_container_logs._verify_log_group("my_log_group")147        with self.subTest("describe_log_groups.SomethingElseHappenedException"):148            self.aws_container_logs.cloudwatch_client.describe_log_groups.reset_mock()149            self.aws_container_logs.cloudwatch_client.describe_log_groups.side_effect = ClientError(150                error_response={"Error": {"Code": "SomethingElseHappenedException"}},151                operation_name="describe_log_groups",152            )153            with self.assertRaisesRegex(Exception, "Unexpected error.*"):154                self.aws_container_logs._verify_log_group("my_log_group")155    def test_verify_log_stream(self) -> None:156        self.aws_container_logs.cloudwatch_client.describe_log_streams.return_value = {157            "logStreams": ["my_log_stream"]158        }159        with self.subTest("basic"):160            self.assertTrue(161                self.aws_container_logs._verify_log_stream(162                    "my_log_group", "my_log_stream"163                )164            )165        with self.subTest("describe_log_streams.InvalidParameterException"):166            self.aws_container_logs.cloudwatch_client.describe_log_streams.reset_mock()167            self.aws_container_logs.cloudwatch_client.describe_log_streams.side_effect = ClientError(168                error_response={"Error": {"Code": "InvalidParameterException"}},169                operation_name="describe_log_streams",170            )171            with self.assertRaisesRegex(Exception, "Wrong parameters.*"):172                self.aws_container_logs._verify_log_stream(173                    "my_log_group", "my_log_stream"174                )175        with self.subTest("describe_log_streams.ResourceNotFoundException"):176            self.aws_container_logs.cloudwatch_client.describe_log_streams.reset_mock()177            self.aws_container_logs.cloudwatch_client.describe_log_streams.side_effect = ClientError(178                error_response={"Error": {"Code": "ResourceNotFoundException"}},179                operation_name="describe_log_streams",180            )181            with self.assertRaisesRegex(Exception, "Couldn't find.*"):182                self.aws_container_logs._verify_log_stream(183                    "my_log_group", "my_log_stream"184                )185        with self.subTest("describe_log_streams.SomethingElseHappenedException"):186            self.aws_container_logs.cloudwatch_client.describe_log_streams.reset_mock()187            self.aws_container_logs.cloudwatch_client.describe_log_streams.side_effect = ClientError(188                error_response={"Error": {"Code": "SomethingElseHappenedException"}},189                operation_name="describe_log_streams",190            )191            with self.assertRaisesRegex(Exception, "Unexpected error.*"):192                self.aws_container_logs._verify_log_stream(193                    "my_log_group", "my_log_stream"...

cloudwatch_log.py

Source:cloudwatch_log.py

...67    try:68        return client.delete_log_group(logGroupName=name)69    except botocore.exceptions.ClientError as e:70        module.fail_json(msg=str(e))71def describe_log_groups(client, module, filter_prefix):72    try:73        return client.describe_log_groups(logGroupNamePrefix=filter_prefix,74                                          limit=50)75    except botocore.exceptions.ClientError as e:76        module.fail_json(msg=str(e))77def list_groups(client, module):78    changed = False79    result = None80    filter_prefix = module.params.get('filter_prefix')81    result = describe_log_groups(client, module, filter_prefix)82    return changed, result83def setup(client, module):84    changed = False85    result = None86    name = module.params.get('log_group_name')87    filter_prefix = module.params.get('filter_prefix')88    log_groups = describe_log_groups(client, module, filter_prefix)89    if not log_groups['logGroups']:90        changed = True91        result = create_log_group(client, name)92    else:93        result = log_groups94    return changed, result95def teardown(client, module):96    changed = False97    result = None98    name = module.params.get('log_group_name')99    filter_prefix = module.params.get('filter_prefix')100    log_groups = describe_log_groups(client, module, filter_prefix)101    if log_groups['logGroups']:102        result = delete_log_group(client, module, name)103        changed = True104    return changed, result105def main():106    argument_spec = ec2_argument_spec()107    argument_spec.update(dict(108        log_group_name=dict(default=None, required=False),109        filter_prefix=dict(default=None, required=False),110        state=dict(default='present', choices=['present', 'absent', 'list'])111        )112    )113    module = AnsibleModule(argument_spec=argument_spec)114    state = module.params.get('state').lower()...

lambda_logs_collector.py

Source:lambda_logs_collector.py

1import boto32from terraform_external_data import terraform_external_data3client = boto3.client('logs')4def create_new_response(next_token):5    response = client.describe_log_groups(6        logGroupNamePrefix='/aws/lambda',7        nextToken=next_token,8        limit=509    )10    return response11@terraform_external_data12def get_log_group_names(query):13    response = client.describe_log_groups(14        logGroupNamePrefix='/aws/lambda',15        limit=5016    )17    rules = [18        # Add here the prefix of the lambdas you want to filter19    ]20    filter_flag = False21    flag = True22    log_group_names_map = ""23    while flag == True:24        log_group_list = response.get('logGroups')25        cont = 026        for group in log_group_list:27            log_group_name = group.get('logGroupName')28            first_split = log_group_name.split('-')29            second_split = first_split[0].split('/aws/lambda/')30            31            # Only filter when the filter_flag is True, and will consume de rules32            if filter_flag and second_split[1] in rules:33                group_name = group.get('logGroupName')34                log_group_names_map += f"{group_name}"35                if cont < len(log_group_list):36                    log_group_names_map += ","37                    cont += 138            else:39                group_name = group.get('logGroupName')40                log_group_names_map += f"{group_name}"41                if cont < len(log_group_list):42                    log_group_names_map += ","43                    cont += 144        nextToken = response.get('nextToken')45        if nextToken is None:46            flag = False47            response = client.describe_log_groups(48                logGroupNamePrefix='/aws/lambda',49                limit=5050            )51            comma = log_group_names_map[:-1]52            log_group_names_map = comma53        else:54            response = create_new_response(nextToken)55    return {query['group_names_list']: log_group_names_map}56if __name__ == "__main__":...

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