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Import and Migrate DynamoDB Tables
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| import boto3 | |
| import simplejson as json | |
| AWS_ACCESS_KEY_ID = "" | |
| AWS_SECRET_ACCESS_KEY = "" | |
| AWS_REGION = "" | |
| dynamodb_resource = boto3.resource('dynamodb', | |
| aws_access_key_id=AWS_ACCESS_KEY_ID, | |
| aws_secret_access_key=AWS_SECRET_ACCESS_KEY, | |
| region_name=AWS_REGION) | |
| dynamodb_client = boto3.client('dynamodb', | |
| aws_access_key_id=AWS_ACCESS_KEY_ID, | |
| aws_secret_access_key=AWS_SECRET_ACCESS_KEY, | |
| region_name=AWS_REGION) | |
| db_list = { | |
| "<Table-Name>": "<File-Name>.json", | |
| } | |
| def get_table_data(table_instance): | |
| res = table_instance.scan() | |
| data = res.get('Items', []) | |
| while 'LastEvaluatedKey' in res: | |
| res = table_instance.scan(ExclusiveStartKey=res['LastEvaluatedKey']) | |
| data.extend(res.get('Items', [])) | |
| return data | |
| def main(): | |
| for key, val in db_list.items(): | |
| table_instance = dynamodb_resource.Table(key) | |
| table_items = get_table_data(table_instance) | |
| json_data = json.dumps(table_items, use_decimal=True) | |
| configs_file = open(f"dumps/{val}", 'w', encoding='utf-8') | |
| configs_file.write(json_data) | |
| configs_file.close() | |
| main() |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| import boto3 | |
| import simplejson as json | |
| AWS_ACCESS_KEY_ID = "" | |
| AWS_SECRET_ACCESS_KEY = "" | |
| AWS_REGION = "" | |
| dynamodb_resource = boto3.resource('dynamodb', | |
| aws_access_key_id=AWS_ACCESS_KEY_ID, | |
| aws_secret_access_key=AWS_SECRET_ACCESS_KEY, | |
| region_name=AWS_REGION) | |
| dynamodb_client = boto3.client('dynamodb', | |
| aws_access_key_id=AWS_ACCESS_KEY_ID, | |
| aws_secret_access_key=AWS_SECRET_ACCESS_KEY, | |
| region_name=AWS_REGION) | |
| db_list = { | |
| "<Table-Name>": "<File-Name>.json", | |
| } | |
| def main(): | |
| for key, val in db_list.items(): | |
| table_instance = dynamodb_resource.Table(key) | |
| configs_file = open(f"dumps/{val}", 'r', encoding='utf-8') | |
| configs_data = json.load(configs_file) | |
| for item in configs_data: | |
| table_instance.put_item(Item=item) | |
| configs_file.close() | |
| main() |
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