How to use localstack_config method in localstack

Best Python code snippet using localstack_python

localstack_dynamodb_s3_sqs_sns.py

Source:localstack_dynamodb_s3_sqs_sns.py

...19    if 'LOCALSTACK_HOST' in os.environ:20        return "http://" + str(os.environ.get('LOCALSTACK_HOST')) + ":4566"21    else:22        return "http://localhost:4566"23def localstack_config():24    return LocalstackConfig(endpoint_url=localstack_url(),25                            use_ssl=False,26                            aws_access_key_id='test',27                            aws_secret_access_key='test',28                            region_name='us-east-1')29def localstack_config_for_service(service, config):30    return boto3.client(service,31                        endpoint_url=config.endpoint_url,32                        use_ssl=config.use_ssl,33                        aws_access_key_id=config.aws_access_key_id,34                        aws_secret_access_key=config.aws_secret_access_key,35                        region_name=config.region_name)36# Examples of usage each below service is based on:37# https://boto3.amazonaws.com/v1/documentation/api/latest/reference/services/index.html38def s3_list_buckets(s3):39    return s3.list_buckets()40def s3_create_bucket(s3, bucket):41    s3.create_bucket(Bucket=bucket)42def s3_upload_file(s3, bucket):43    binary_data = b'Binary data stored in S3'44    s3.put_object(Body=binary_data, Bucket=bucket, Key='simple_file_with_binary_data.txt')45def s3_list_object_in_bucket(s3, bucket):46    return s3.list_objects(Bucket=bucket)['Contents']47def sns_list_topics(sns):48    return sns.list_topics()49def sns_create_topic(sns, topic):50    sns.create_topic(Name=topic)51def sqs_list_queues(sqs):52    return sqs.list_queues()53def sqs_create_queue(sqs, queue):54    sqs.create_queue(QueueName=queue)55def dynamodb_delete_table(dynamodb, table_name):56    dynamodb.delete_table(57        TableName=table_name58    )59def dynamodb_create_table(dynamodb, table_name):60    dynamodb.create_table(61        AttributeDefinitions=[62            {63                'AttributeName': 'FirstName',64                'AttributeType': 'S'65            },66            {67                'AttributeName': 'LastName',68                'AttributeType': 'S'69            },70        ],71        TableName=table_name,72        KeySchema=[73            {74                'AttributeName': 'FirstName',75                'KeyType': 'HASH'76            },77            {78                'AttributeName': 'LastName',79                'KeyType': 'RANGE'80            },81        ],82        ProvisionedThroughput={83            'ReadCapacityUnits': 123,84            'WriteCapacityUnits': 12385        },86        Tags=[87            {88                'Key': 'Owner',89                'Value': 'Sebastian'90            },91        ]92    )93def dynamodb_list_tables(dynamodb):94    return dynamodb.list_tables()95if __name__ == "__main__":96    # Print host, config and time97    print("HOST: " + info_hostname())98    print("LOCALSTACK: " + localstack_url())99    print("CONFIG: " + info_config())100    print("TIME: ", info_time())101    # Create dynamodb table102    dynamodb_create_table(localstack_config_for_service('dynamodb', localstack_config()), 'localstack_dynamodb_python')103    # Print out dynamodb tables names104    print("\nDynamoDB tables:")105    for table in dynamodb_list_tables(localstack_config_for_service('dynamodb', localstack_config()))['TableNames']:106        print("- " + table)107    # Delete dynamodb table108    dynamodb_delete_table(localstack_config_for_service('dynamodb', localstack_config()), 'localstack_dynamodb_python')109    # Create bucket if not exists110    s3_create_bucket(localstack_config_for_service('s3', localstack_config()), 'localstack-s3-python')111    # Upload binary data112    s3_upload_file(localstack_config_for_service('s3', localstack_config()), 'localstack-s3-python')113    # Print out bucket names114    print("\nS3 buckets:")115    for bucket in s3_list_buckets(localstack_config_for_service('s3', localstack_config()))['Buckets']:116        print("- " + bucket['Name'])117    # Print out bucket files118    print("\nFiles in localstack-s3-python:")119    for obj in s3_list_object_in_bucket(localstack_config_for_service('s3', localstack_config()), 'localstack-s3-python'):120        print("- " + obj['Key'])121    # Create SNS topic122    sns_create_topic(localstack_config_for_service('sns', localstack_config()), 'localstack_sns_python')123    # Print out topics names124    print("\nSNS topics:")125    for topic in sns_list_topics(localstack_config_for_service('sns', localstack_config()))['Topics']:126        print("- " + topic['TopicArn'])127    # Create SQS queue128    sqs_create_queue(localstack_config_for_service('sqs', localstack_config()), 'localstack_sqs_python')129    # Print out queues names130    print("\nSQS queues:")131    for queue in sqs_list_queues(localstack_config_for_service('sqs', localstack_config()))['QueueUrls']:...

main_boto3.py

Source:main_boto3.py

...19    if 'LOCALSTACK_HOST' in os.environ:20        return "http://" + str(os.environ.get('LOCALSTACK_HOST')) + ":4566"21    else:22        return "http://localhost:4566"23def localstack_config():24    return LocalstackConfig(endpoint_url=localstack_url(),25                            use_ssl=False,26                            aws_access_key_id='test',27                            aws_secret_access_key='test',28                            region_name='us-east-1')29def localstack_config_for_service(service, config):30    return boto3.client(service,31                        endpoint_url=config.endpoint_url,32                        use_ssl=config.use_ssl,33                        aws_access_key_id=config.aws_access_key_id,34                        aws_secret_access_key=config.aws_secret_access_key,35                        region_name=config.region_name)36# Examples of usage each below service is based on:37# https://boto3.amazonaws.com/v1/documentation/api/latest/reference/services/index.html38def s3_list_buckets(s3):39    return s3.list_buckets()40def s3_create_bucket(s3, bucket):41    s3.create_bucket(Bucket=bucket)42def s3_upload_file(s3, bucket):43    binary_data = b'Binary data stored in S3'44    s3.put_object(Body=binary_data, Bucket=bucket, Key='simple_file_with_binary_data.txt')45def s3_list_object_in_bucket(s3, bucket):46    return s3.list_objects(Bucket=bucket)['Contents']47def sns_list_topics(sns):48    return sns.list_topics()49def sns_create_topic(sns, topic):50    sns.create_topic(Name=topic)51def sqs_list_queues(sqs):52    return sqs.list_queues()53def sqs_create_queue(sqs, queue):54    sqs.create_queue(QueueName=queue)55def dynamodb_delete_table(dynamodb, table_name):56    dynamodb.delete_table(57        TableName=table_name58    )59def dynamodb_create_table(dynamodb, table_name):60    dynamodb.create_table(61        AttributeDefinitions=[62            {63                'AttributeName': 'FirstName',64                'AttributeType': 'S'65            },66            {67                'AttributeName': 'LastName',68                'AttributeType': 'S'69            },70        ],71        TableName=table_name,72        KeySchema=[73            {74                'AttributeName': 'FirstName',75                'KeyType': 'HASH'76            },77            {78                'AttributeName': 'LastName',79                'KeyType': 'RANGE'80            },81        ],82        ProvisionedThroughput={83            'ReadCapacityUnits': 123,84            'WriteCapacityUnits': 12385        },86        Tags=[87            {88                'Key': 'Owner',89                'Value': 'Sebastian'90            },91        ]92    )93def dynamodb_list_tables(dynamodb):94    return dynamodb.list_tables()95if __name__ == "__main__":96    # Print host, config and time97    print("HOST: " + info_hostname())98    print("LOCALSTACK: " + localstack_url())99    print("CONFIG: " + info_config())100    print("TIME: ", info_time())101    # Create dynamodb table102    dynamodb_create_table(localstack_config_for_service('dynamodb', localstack_config()), 'demo-dynamodb-py')103    # Print out dynamodb tables names104    print("\nDynamoDB tables:")105    for table in dynamodb_list_tables(localstack_config_for_service('dynamodb', localstack_config()))['TableNames']:106        print("- " + table)107    # Delete dynamodb table108    dynamodb_delete_table(localstack_config_for_service('dynamodb', localstack_config()), 'demo-dynamodb-py')109    # Create bucket if not exists110    s3_create_bucket(localstack_config_for_service('s3', localstack_config()), 'demo-bucket-py')111    # Upload binary data112    s3_upload_file(localstack_config_for_service('s3', localstack_config()), 'demo-bucket-py')113    # Print out bucket names114    print("\nS3 buckets:")115    for bucket in s3_list_buckets(localstack_config_for_service('s3', localstack_config()))['Buckets']:116        print("- " + bucket['Name'])117    # Print out bucket files118    print("\nFiles in demo-bucket-py:")119    for obj in s3_list_object_in_bucket(localstack_config_for_service('s3', localstack_config()), 'demo-bucket-py'):120        print("- " + obj['Key'])121    # Create SNS topic122    sns_create_topic(localstack_config_for_service('sns', localstack_config()), 'demo-sns-py')123    # Print out topics names124    print("\nSNS topics:")125    for topic in sns_list_topics(localstack_config_for_service('sns', localstack_config()))['Topics']:126        print("- " + topic['TopicArn'])127    # Create SQS queue128    sqs_create_queue(localstack_config_for_service('sqs', localstack_config()), 'demo-sqs-py')129    # Print out queues names130    print("\nSQS queues:")131    for queue in sqs_list_queues(localstack_config_for_service('sqs', localstack_config()))['QueueUrls']:...

multiserver.py

Source:multiserver.py

1import sys2import json3import logging4import subprocess5import requests6from flask_cors import CORS7from moto import server as moto_server8from requests.models import Response9from localstack import constants, config as localstack_config10from localstack.utils.common import (11    FuncThread, ShellCommandThread, TMP_THREADS, to_str, json_safe,12    wait_for_port_open, is_port_open, get_free_tcp_port)13from localstack.utils.bootstrap import setup_logging14from localstack.services.generic_proxy import ProxyListener, start_proxy_server15LOG = logging.getLogger('localstack.multiserver')16# maps API names to server details17API_SERVERS = {}18# network port for multiserver instance (lazily initialized on startup)19MULTI_SERVER_PORT = None20# network port for moto server instance (lazily initialized on startup)21MOTO_SERVER_PORT = None22# API paths23API_PATH_SERVERS = '/servers'24# whether to start the multiserver in a separate process25RUN_SERVER_IN_PROCESS = False26def patch_moto_server():27    def create_backend_app(service):28        if not service:29            LOG.warning('Unable to create moto backend app for empty service: "%s"' % service)30            return None31        backend_app = create_backend_app_orig(service)32        CORS(backend_app)33        return backend_app34    create_backend_app_orig = moto_server.create_backend_app35    moto_server.create_backend_app = create_backend_app36def start_api_server_locally(request):37    if localstack_config.FORWARD_EDGE_INMEM:38        if '__started__' in API_SERVERS:39            return40        API_SERVERS['__started__'] = True41    api = request.get('api')42    port = request.get('port')43    if api in API_SERVERS:44        return API_SERVERS[api]45    result = API_SERVERS[api] = {}46    def thread_func(params):47        if localstack_config.FORWARD_EDGE_INMEM:48            return moto_server.main(['-p', str(port), '-H', constants.BIND_HOST])49        return moto_server.main([api, '-p', str(port), '-H', constants.BIND_HOST])50    thread = FuncThread(thread_func)51    thread.start()52    TMP_THREADS.append(thread)53    result['port'] = port54    result['thread'] = thread55    return result56def start_server(port, asynchronous=False):57    if is_port_open(port):58        LOG.debug('API Multiserver appears to be already running.')59        return60    class ConfigListener(ProxyListener):61        def forward_request(self, method, path, data, **kwargs):62            response = Response()63            response.status_code = 20064            response._content = '{}'65            try:66                if path == API_PATH_SERVERS:67                    if method == 'POST':68                        start_api_server_locally(json.loads(to_str(data)))69                    elif method == 'GET':70                        response._content = json.dumps(json_safe(API_SERVERS))71            except Exception as e:72                LOG.error('Unable to process request: %s' % e)73                response.status_code = 50074                response._content = str(e)75            return response76    proxy = start_proxy_server(port, update_listener=ConfigListener())77    if asynchronous:78        return proxy79    proxy.join()80def start_api_server(api, port, server_port=None):81    server_port = server_port or get_multi_server_port()82    thread = start_server_process(server_port)83    url = 'http://localhost:%s%s' % (server_port, API_PATH_SERVERS)84    if localstack_config.FORWARD_EDGE_INMEM:85        port = get_moto_server_port()86    payload = {87        'api': api,88        'port': port89    }90    result = requests.post(url, json=payload)91    if result.status_code >= 400:92        raise Exception('Unable to start API in multi server (%s): %s' %93                        (result.status_code, result.content))94    return thread95def start_server_process(port):96    if '__server__' in API_SERVERS:97        return API_SERVERS['__server__']['thread']98    port = port or get_multi_server_port()99    API_SERVERS['__server__'] = config = {'port': port}100    LOG.info('Starting multi API server process on port %s' % port)101    if RUN_SERVER_IN_PROCESS:102        cmd = '"%s" "%s" %s' % (sys.executable, __file__, port)103        env_vars = {104            'PYTHONPATH': '.:%s' % constants.LOCALSTACK_ROOT_FOLDER105        }106        thread = ShellCommandThread(cmd, outfile=subprocess.PIPE, env_vars=env_vars, inherit_cwd=True)107        thread.start()108    else:109        thread = start_server(port, asynchronous=True)110    TMP_THREADS.append(thread)111    config['thread'] = thread112    wait_for_port_open(port, retries=20, sleep_time=1)113    return thread114def get_multi_server_port():115    global MULTI_SERVER_PORT116    MULTI_SERVER_PORT = MULTI_SERVER_PORT or get_free_tcp_port()117    return MULTI_SERVER_PORT118def get_moto_server_port():119    global MOTO_SERVER_PORT120    MOTO_SERVER_PORT = MOTO_SERVER_PORT or get_free_tcp_port()121    return MOTO_SERVER_PORT122def main():123    setup_logging()124    port = int(sys.argv[1]) if len(sys.argv) > 1 else get_multi_server_port()125    start_server(port)126patch_moto_server()127if __name__ == '__main__':...

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