How to use update_function_code method in localstack

Best Python code snippet using localstack_python

test_lambda.py

Source:test_lambda.py

1#2# (c) 2017 Michael De La Rue3#4# This file is part of Ansible5#6# Ansible is free software: you can redistribute it and/or modify7# it under the terms of the GNU General Public License as published by8# the Free Software Foundation, either version 3 of the License, or9# (at your option) any later version.10#11# Ansible is distributed in the hope that it will be useful,12# but WITHOUT ANY WARRANTY; without even the implied warranty of13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the14# GNU General Public License for more details.15#16# You should have received a copy of the GNU General Public License17# along with Ansible.  If not, see <http://www.gnu.org/licenses/>.18# Make coding more python3-ish19from __future__ import (absolute_import, division, print_function)20import copy21import json22import pytest23from ansible.compat.tests.mock import MagicMock, Mock, patch24from ansible.module_utils import basic25from ansible.module_utils._text import to_bytes26boto3 = pytest.importorskip("boto3")27# lambda is a keyword so we have to hack this.28_temp = __import__("ansible.modules.cloud.amazon.lambda")29lda = getattr(_temp.modules.cloud.amazon, "lambda")30def set_module_args(args):31    args = json.dumps({'ANSIBLE_MODULE_ARGS': args})32    basic._ANSIBLE_ARGS = to_bytes(args)33base_lambda_config = {34    'FunctionName': 'lambda_name',35    'Role': 'arn:aws:iam::987654321012:role/lambda_basic_execution',36    'Handler': 'lambda_python.my_handler',37    'Description': 'this that the other',38    'Timeout': 3,39    'MemorySize': 128,40    'Runtime': 'python2.7',41    'CodeSha256': 'AqMZ+xptM7aC9VXu+5jyp1sqO+Nj4WFMNzQxtPMP2n8=',42}43one_change_lambda_config = copy.copy(base_lambda_config)44one_change_lambda_config['Timeout'] = 445two_change_lambda_config = copy.copy(one_change_lambda_config)46two_change_lambda_config['Role'] = 'arn:aws:iam::987654321012:role/lambda_advanced_execution'47code_change_lambda_config = copy.copy(base_lambda_config)48code_change_lambda_config['CodeSha256'] = 'P+Zy8U4T4RiiHWElhL10VBKj9jw4rSJ5bm/TiW+4Rts='49base_module_args = {50    "region": "us-west-1",51    "name": "lambda_name",52    "state": "present",53    "zip_file": "test/units/modules/cloud/amazon/fixtures/thezip.zip",54    "runtime": 'python2.7',55    "role": 'arn:aws:iam::987654321012:role/lambda_basic_execution',56    "memory_size": 128,57    "timeout": 3,58    "handler": 'lambda_python.my_handler'59}60module_args_with_environment = dict(base_module_args, environment_variables={61    "variable_name": "variable_value"62})63def make_mock_no_connection_connection(config):64    """return a mock of ansible's boto3_conn ready to return a mock AWS API client"""65    lambda_client_double = MagicMock()66    lambda_client_double.get_function.configure_mock(67        return_value=False68    )69    lambda_client_double.update_function_configuration.configure_mock(70        return_value={71            'Version': 172        }73    )74    fake_boto3_conn = Mock(return_value=lambda_client_double)75    return (fake_boto3_conn, lambda_client_double)76def make_mock_connection(config):77    """return a mock of ansible's boto3_conn ready to return a mock AWS API client"""78    lambda_client_double = MagicMock()79    lambda_client_double.get_function.configure_mock(80        return_value={81            'Configuration': config82        }83    )84    lambda_client_double.update_function_configuration.configure_mock(85        return_value={86            'Version': 187        }88    )89    fake_boto3_conn = Mock(return_value=lambda_client_double)90    return (fake_boto3_conn, lambda_client_double)91class AnsibleFailJson(Exception):92    pass93def fail_json_double(*args, **kwargs):94    """works like fail_json but returns module results inside exception instead of stdout"""95    kwargs['failed'] = True96    raise AnsibleFailJson(kwargs)97# TODO: def test_handle_different_types_in_config_params():98def test_create_lambda_if_not_exist():99    set_module_args(base_module_args)100    (boto3_conn_double, lambda_client_double) = make_mock_no_connection_connection(code_change_lambda_config)101    with patch.object(lda, 'boto3_conn', boto3_conn_double):102        try:103            lda.main()104        except SystemExit:105            pass106    # guard against calling other than for a lambda connection (e.g. IAM)107    assert(len(boto3_conn_double.mock_calls) == 1), "multiple boto connections used unexpectedly"108    assert(len(lambda_client_double.update_function_configuration.mock_calls) == 0), \109        "unexpectedly updated lambda configuration when should have only created"110    assert(len(lambda_client_double.update_function_code.mock_calls) == 0), \111        "update lambda function code when function should have been created only"112    assert(len(lambda_client_double.create_function.mock_calls) > 0), \113        "failed to call create_function "114    (create_args, create_kwargs) = lambda_client_double.create_function.call_args115    assert (len(create_kwargs) > 0), "expected create called with keyword args, none found"116    try:117        # For now I assume that we should NOT send an empty environment.  It might118        # be okay / better to explicitly send an empty environment.  However `None'119        # is not acceptable - mikedlr120        create_kwargs["Environment"]121        raise(Exception("Environment sent to boto when none expected"))122    except KeyError:123        pass  # We are happy, no environment is fine124def test_update_lambda_if_code_changed():125    set_module_args(base_module_args)126    (boto3_conn_double, lambda_client_double) = make_mock_connection(code_change_lambda_config)127    with patch.object(lda, 'boto3_conn', boto3_conn_double):128        try:129            lda.main()130        except SystemExit:131            pass132    # guard against calling other than for a lambda connection (e.g. IAM)133    assert(len(boto3_conn_double.mock_calls) == 1), "multiple boto connections used unexpectedly"134    assert(len(lambda_client_double.update_function_configuration.mock_calls) == 0), \135        "unexpectedly updatede lambda configuration when only code changed"136    assert(len(lambda_client_double.update_function_configuration.mock_calls) < 2), \137        "lambda function update called multiple times when only one time should be needed"138    assert(len(lambda_client_double.update_function_code.mock_calls) > 1), \139        "failed to update lambda function when code changed"140    # 3 because after uploading we call into the return from mock to try to find what function version141    # was returned so the MagicMock actually sees two calls for one update.142    assert(len(lambda_client_double.update_function_code.mock_calls) < 3), \143        "lambda function code update called multiple times when only one time should be needed"144def test_update_lambda_if_config_changed():145    set_module_args(base_module_args)146    (boto3_conn_double, lambda_client_double) = make_mock_connection(two_change_lambda_config)147    with patch.object(lda, 'boto3_conn', boto3_conn_double):148        try:149            lda.main()150        except SystemExit:151            pass152    # guard against calling other than for a lambda connection (e.g. IAM)153    assert(len(boto3_conn_double.mock_calls) == 1), "multiple boto connections used unexpectedly"154    assert(len(lambda_client_double.update_function_configuration.mock_calls) > 0), \155        "failed to update lambda function when configuration changed"156    assert(len(lambda_client_double.update_function_configuration.mock_calls) < 2), \157        "lambda function update called multiple times when only one time should be needed"158    assert(len(lambda_client_double.update_function_code.mock_calls) == 0), \159        "updated lambda code when no change should have happened"160def test_update_lambda_if_only_one_config_item_changed():161    set_module_args(base_module_args)162    (boto3_conn_double, lambda_client_double) = make_mock_connection(one_change_lambda_config)163    with patch.object(lda, 'boto3_conn', boto3_conn_double):164        try:165            lda.main()166        except SystemExit:167            pass168    # guard against calling other than for a lambda connection (e.g. IAM)169    assert(len(boto3_conn_double.mock_calls) == 1), "multiple boto connections used unexpectedly"170    assert(len(lambda_client_double.update_function_configuration.mock_calls) > 0), \171        "failed to update lambda function when configuration changed"172    assert(len(lambda_client_double.update_function_configuration.mock_calls) < 2), \173        "lambda function update called multiple times when only one time should be needed"174    assert(len(lambda_client_double.update_function_code.mock_calls) == 0), \175        "updated lambda code when no change should have happened"176def test_update_lambda_if_added_environment_variable():177    set_module_args(module_args_with_environment)178    (boto3_conn_double, lambda_client_double) = make_mock_connection(base_lambda_config)179    with patch.object(lda, 'boto3_conn', boto3_conn_double):180        try:181            lda.main()182        except SystemExit:183            pass184    # guard against calling other than for a lambda connection (e.g. IAM)185    assert(len(boto3_conn_double.mock_calls) == 1), "multiple boto connections used unexpectedly"186    assert(len(lambda_client_double.update_function_configuration.mock_calls) > 0), \187        "failed to update lambda function when configuration changed"188    assert(len(lambda_client_double.update_function_configuration.mock_calls) < 2), \189        "lambda function update called multiple times when only one time should be needed"190    assert(len(lambda_client_double.update_function_code.mock_calls) == 0), \191        "updated lambda code when no change should have happened"192    (update_args, update_kwargs) = lambda_client_double.update_function_configuration.call_args193    assert (len(update_kwargs) > 0), "expected update configuration called with keyword args, none found"194    assert update_kwargs['Environment']['Variables'] == module_args_with_environment['environment_variables']195def test_dont_update_lambda_if_nothing_changed():196    set_module_args(base_module_args)197    (boto3_conn_double, lambda_client_double) = make_mock_connection(base_lambda_config)198    with patch.object(lda, 'boto3_conn', boto3_conn_double):199        try:200            lda.main()201        except SystemExit:202            pass203    # guard against calling other than for a lambda connection (e.g. IAM)204    assert(len(boto3_conn_double.mock_calls) == 1), "multiple boto connections used unexpectedly"205    assert(len(lambda_client_double.update_function_configuration.mock_calls) == 0), \206        "updated lambda function when no configuration changed"207    assert(len(lambda_client_double.update_function_code.mock_calls) == 0), \208        "updated lambda code when no change should have happened"209def test_warn_region_not_specified():210    set_module_args({211        "name": "lambda_name",212        "state": "present",213        # Module is called without a region causing error214        # "region": "us-east-1",215        "zip_file": "test/units/modules/cloud/amazon/fixtures/thezip.zip",216        "runtime": 'python2.7',217        "role": 'arn:aws:iam::987654321012:role/lambda_basic_execution',218        "handler": 'lambda_python.my_handler'})219    get_aws_connection_info_double = Mock(return_value=(None, None, None))220    with patch.object(lda, 'get_aws_connection_info', get_aws_connection_info_double):221        with patch.object(basic.AnsibleModule, 'fail_json', fail_json_double):222            try:223                lda.main()224            except AnsibleFailJson as e:225                result = e.args[0]...

lambda_function.py

Source:lambda_function.py

1import boto32# Changes to this lambda function must be manually updated, then it can be run to update all the other associated lambda functions.3def lambda_handler(event, context):4    lambda_client = boto3.client('lambda')5    response = lambda_client.update_function_code(6        FunctionName = 'arn:aws:lambda:us-east-1:849776797214:function:check-cluster-status',7        S3Bucket = 'us-dev-us-east-1-data',8        S3Key = 'step-function-testing/lambda-function-zip-files/check-cluster-status.zip'9    )10    response = lambda_client.update_function_code(11        FunctionName = 'arn:aws:lambda:us-east-1:849776797214:function:check-emr-job-status',12        S3Bucket = 'us-dev-us-east-1-data',13        S3Key = 'step-function-testing/lambda-function-zip-files/check-emr-job-status.zip'14    )15    response = lambda_client.update_function_code(16        FunctionName = 'arn:aws:lambda:us-east-1:849776797214:function:check-emr-timeout',17        S3Bucket = 'us-dev-us-east-1-data',18        S3Key = 'step-function-testing/lambda-function-zip-files/check-emr-timeout.zip'19    )20    response = lambda_client.update_function_code(21        FunctionName = 'arn:aws:lambda:us-east-1:849776797214:function:check-s3-file-exists',22        S3Bucket = 'us-dev-us-east-1-data',23        S3Key = 'step-function-testing/lambda-function-zip-files/check-s3-file-exists.zip'24    )25    response = lambda_client.update_function_code(26        FunctionName = 'arn:aws:lambda:us-east-1:849776797214:function:Datapipeline-StateMachine-Trigger',27        S3Bucket = 'us-dev-us-east-1-data',28        S3Key = 'step-function-testing/lambda-function-zip-files/Datapipeline-StateMachine-Trigger.zip'29    )30    response = lambda_client.update_function_code(31        FunctionName = 'arn:aws:lambda:us-east-1:849776797214:function:datapipeline-update-checkNumber',32        S3Bucket = 'us-dev-us-east-1-data',33        S3Key = 'step-function-testing/lambda-function-zip-files/datapipeline-update-checkNumber.zip'34    )35    response = lambda_client.update_function_code(36        FunctionName = 'arn:aws:lambda:us-east-1:849776797214:function:emr-add-step',37        S3Bucket = 'us-dev-us-east-1-data',38        S3Key = 'step-function-testing/lambda-function-zip-files/emr-add-step.zip'39    )40    response = lambda_client.update_function_code(41        FunctionName = 'arn:aws:lambda:us-east-1:849776797214:function:emr-cluster-create',42        S3Bucket = 'us-dev-us-east-1-data',43        S3Key = 'step-function-testing/lambda-function-zip-files/emr-cluster-create.zip'44    )45    response = lambda_client.update_function_code(46        FunctionName = 'arn:aws:lambda:us-east-1:849776797214:function:emr-pipe-setup',47        S3Bucket = 'us-dev-us-east-1-data',48        S3Key = 'step-function-testing/lambda-function-zip-files/emr-pipe-setup.zip'49    )50    response = lambda_client.update_function_code(51        FunctionName = 'arn:aws:lambda:us-east-1:849776797214:function:increment-step-number',52        S3Bucket = 'us-dev-us-east-1-data',53        S3Key = 'step-function-testing/lambda-function-zip-files/increment-step-number.zip'54    )55    response = lambda_client.update_function_code(56        FunctionName = 'arn:aws:lambda:us-east-1:849776797214:function:terminate-emr-cluster',57        S3Bucket = 'us-dev-us-east-1-data',58        S3Key = 'step-function-testing/lambda-function-zip-files/terminate-emr-cluster.zip'59    )...

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