AWS SDK を使用して、あるリージョンから別の AWS リージョンに Amazon SES E メールとドメイン ID をコピーする - AWS SDK コード例

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AWS SDK を使用して、あるリージョンから別の AWS リージョンに Amazon SES E メールとドメイン ID をコピーする

次のコード例は、Amazon SES の E メールとドメイン ID をあるリージョンから別の AWS リージョンにコピーする方法を示しています。ドメイン ID が Route 53 で管理されている場合、検証レコードはコピー先リージョンのドメインにコピーされます。

Python
SDK for Python (Boto3)
注記

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import argparse import json import logging from pprint import pprint import boto3 from botocore.exceptions import ClientError logger = logging.getLogger(__name__) def get_identities(ses_client): """ Gets the identities for the current Region. The Region is specified in the Boto3 Amazon SES client object. :param ses_client: A Boto3 Amazon SES client. :return: The list of email identities and the list of domain identities. """ email_identities = [] domain_identities = [] try: identity_paginator = ses_client.get_paginator("list_identities") identity_iterator = identity_paginator.paginate( PaginationConfig={"PageSize": 20} ) for identity_page in identity_iterator: for identity in identity_page["Identities"]: if "@" in identity: email_identities.append(identity) else: domain_identities.append(identity) logger.info( "Found %s email and %s domain identities.", len(email_identities), len(domain_identities), ) except ClientError: logger.exception("Couldn't get identities.") raise else: return email_identities, domain_identities def verify_emails(email_list, ses_client): """ Starts verification of a list of email addresses. Verification causes an email to be sent to each address. To complete verification, the recipient must follow the instructions in the email. :param email_list: The list of email addresses to verify. :param ses_client: A Boto3 Amazon SES client. :return: The list of emails that were successfully submitted for verification. """ verified_emails = [] for email in email_list: try: ses_client.verify_email_identity(EmailAddress=email) verified_emails.append(email) logger.info("Started verification of %s.", email) except ClientError: logger.warning("Couldn't start verification of %s.", email) return verified_emails def verify_domains(domain_list, ses_client): """ Starts verification for a list of domain identities. This returns a token for each domain, which must be registered as a TXT record with the DNS provider for the domain. :param domain_list: The list of domains to verify. :param ses_client: A Boto3 Amazon SES client. :return: The generated domain tokens to use to completed verification. """ domain_tokens = {} for domain in domain_list: try: response = ses_client.verify_domain_identity(Domain=domain) token = response["VerificationToken"] domain_tokens[domain] = token logger.info("Got verification token %s for domain %s.", token, domain) except ClientError: logger.warning("Couldn't get verification token for domain %s.", domain) return domain_tokens def get_hosted_zones(route53_client): """ Gets the Amazon Route 53 hosted zones for the current account. :param route53_client: A Boto3 Route 53 client. :return: The list of hosted zones. """ zones = [] try: zone_paginator = route53_client.get_paginator("list_hosted_zones") zone_iterator = zone_paginator.paginate(PaginationConfig={"PageSize": 20}) zones = [ zone for zone_page in zone_iterator for zone in zone_page["HostedZones"] ] logger.info("Found %s hosted zones.", len(zones)) except ClientError: logger.warning("Couldn't get hosted zones.") return zones def find_domain_zone_matches(domains, zones): """ Finds matches between Amazon SES verified domains and Route 53 hosted zones. Subdomain matches are taken when found, otherwise root domain matches are taken. :param domains: The list of domains to match. :param zones: The list of hosted zones to match. :return: The set of matched domain-zone pairs. When a match is not found, the domain is included in the set with a zone value of None. """ domain_zones = {} for domain in domains: domain_zones[domain] = None # Start at the most specific sub-domain and walk up to the root domain until a # zone match is found. domain_split = domain.split(".") for index in range(0, len(domain_split) - 1): sub_domain = ".".join(domain_split[index:]) for zone in zones: # Normalize the zone name from Route 53 by removing the trailing '.'. zone_name = zone["Name"][:-1] if sub_domain == zone_name: domain_zones[domain] = zone break if domain_zones[domain] is not None: break return domain_zones def add_route53_verification_record(domain, token, zone, route53_client): """ Adds a domain verification TXT record to the specified Route 53 hosted zone. When a TXT record already exists in the hosted zone for the specified domain, the existing values are preserved and the new token is added to the list. :param domain: The domain to add. :param token: The verification token for the domain. :param zone: The hosted zone where the domain verification record is added. :param route53_client: A Boto3 Route 53 client. """ domain_token_record_set_name = f"_amazonses.{domain}" record_set_paginator = route53_client.get_paginator("list_resource_record_sets") record_set_iterator = record_set_paginator.paginate( HostedZoneId=zone["Id"], PaginationConfig={"PageSize": 20} ) records = [] for record_set_page in record_set_iterator: try: txt_record_set = next( record_set for record_set in record_set_page["ResourceRecordSets"] if record_set["Name"][:-1] == domain_token_record_set_name and record_set["Type"] == "TXT" ) records = txt_record_set["ResourceRecords"] logger.info( "Existing TXT record found in set %s for zone %s.", domain_token_record_set_name, zone["Name"], ) break except StopIteration: pass records.append({"Value": json.dumps(token)}) changes = [ { "Action": "UPSERT", "ResourceRecordSet": { "Name": domain_token_record_set_name, "Type": "TXT", "TTL": 1800, "ResourceRecords": records, }, } ] try: route53_client.change_resource_record_sets( HostedZoneId=zone["Id"], ChangeBatch={"Changes": changes} ) logger.info( "Created or updated the TXT record in set %s for zone %s.", domain_token_record_set_name, zone["Name"], ) except ClientError as err: logger.warning( "Got error %s. Couldn't create or update the TXT record for zone %s.", err.response["Error"]["Code"], zone["Name"], ) def generate_dkim_tokens(domain, ses_client): """ Generates DKIM tokens for a domain. These must be added as CNAME records to the DNS provider for the domain. :param domain: The domain to generate tokens for. :param ses_client: A Boto3 Amazon SES client. :return: The list of generated DKIM tokens. """ dkim_tokens = [] try: dkim_tokens = ses_client.verify_domain_dkim(Domain=domain)["DkimTokens"] logger.info("Generated %s DKIM tokens for domain %s.", len(dkim_tokens), domain) except ClientError: logger.warning("Couldn't generate DKIM tokens for domain %s.", domain) return dkim_tokens def add_dkim_domain_tokens(hosted_zone, domain, tokens, route53_client): """ Adds DKIM domain token CNAME records to a Route 53 hosted zone. :param hosted_zone: The hosted zone where the records are added. :param domain: The domain to add. :param tokens: The DKIM tokens for the domain to add. :param route53_client: A Boto3 Route 53 client. """ try: changes = [ { "Action": "UPSERT", "ResourceRecordSet": { "Name": f"{token}._domainkey.{domain}", "Type": "CNAME", "TTL": 1800, "ResourceRecords": [{"Value": f"{token}.dkim.amazonses.com"}], }, } for token in tokens ] route53_client.change_resource_record_sets( HostedZoneId=hosted_zone["Id"], ChangeBatch={"Changes": changes} ) logger.info( "Added %s DKIM CNAME records to %s in zone %s.", len(tokens), domain, hosted_zone["Name"], ) except ClientError: logger.warning( "Couldn't add DKIM CNAME records for %s to zone %s.", domain, hosted_zone["Name"], ) def configure_sns_topics(identity, topics, ses_client): """ Configures Amazon Simple Notification Service (Amazon SNS) notifications for an identity. The Amazon SNS topics must already exist. :param identity: The identity to configure. :param topics: The list of topics to configure. The choices are Bounce, Delivery, or Complaint. :param ses_client: A Boto3 Amazon SES client. """ for topic in topics: topic_arn = input( f"Enter the Amazon Resource Name (ARN) of the {topic} topic or press " f"Enter to skip: " ) if topic_arn != "": try: ses_client.set_identity_notification_topic( Identity=identity, NotificationType=topic, SnsTopic=topic_arn ) logger.info("Configured %s for %s notifications.", identity, topic) except ClientError: logger.warning( "Couldn't configure %s for %s notifications.", identity, topic ) def replicate(source_client, destination_client, route53_client): logging.basicConfig(level=logging.INFO, format="%(levelname)s: %(message)s") print("-" * 88) print( f"Replicating Amazon SES identities and other configuration from " f"{source_client.meta.region_name} to {destination_client.meta.region_name}." ) print("-" * 88) print(f"Retrieving identities from {source_client.meta.region_name}.") source_emails, source_domains = get_identities(source_client) print("Email addresses found:") print(*source_emails) print("Domains found:") print(*source_domains) print("Starting verification for email identities.") dest_emails = verify_emails(source_emails, destination_client) print("Getting domain tokens for domain identities.") dest_domain_tokens = verify_domains(source_domains, destination_client) # Get Route 53 hosted zones and match them with Amazon SES domains. answer = input( "Is the DNS configuration for your domains managed by Amazon Route 53 (y/n)? " ) use_route53 = answer.lower() == "y" hosted_zones = get_hosted_zones(route53_client) if use_route53 else [] if use_route53: print("Adding or updating Route 53 TXT records for your domains.") domain_zones = find_domain_zone_matches(dest_domain_tokens.keys(), hosted_zones) for domain in domain_zones: add_route53_verification_record( domain, dest_domain_tokens[domain], domain_zones[domain], route53_client ) else: print( "Use these verification tokens to create TXT records through your DNS " "provider:" ) pprint(dest_domain_tokens) answer = input("Do you want to configure DKIM signing for your identities (y/n)? ") if answer.lower() == "y": # Build a set of unique domains from email and domain identities. domains = {email.split("@")[1] for email in dest_emails} domains.update(dest_domain_tokens) domain_zones = find_domain_zone_matches(domains, hosted_zones) for domain, zone in domain_zones.items(): answer = input( f"Do you want to configure DKIM signing for {domain} (y/n)? " ) if answer.lower() == "y": dkim_tokens = generate_dkim_tokens(domain, destination_client) if use_route53 and zone is not None: add_dkim_domain_tokens(zone, domain, dkim_tokens, route53_client) else: print( "Add the following DKIM tokens as CNAME records through your " "DNS provider:" ) print(*dkim_tokens, sep="\n") answer = input( "Do you want to configure Amazon SNS notifications for your identities (y/n)? " ) if answer.lower() == "y": for identity in dest_emails + list(dest_domain_tokens.keys()): answer = input( f"Do you want to configure Amazon SNS topics for {identity} (y/n)? " ) if answer.lower() == "y": configure_sns_topics( identity, ["Bounce", "Delivery", "Complaint"], destination_client ) print(f"Replication complete for {destination_client.meta.region_name}.") print("-" * 88) def main(): boto3_session = boto3.Session() ses_regions = boto3_session.get_available_regions("ses") parser = argparse.ArgumentParser( description="Copies email address and domain identities from one AWS Region to " "another. Optionally adds records for domain verification and DKIM " "signing to domains that are managed by Amazon Route 53, " "and sets up Amazon SNS notifications for events of interest." ) parser.add_argument( "source_region", choices=ses_regions, help="The region to copy from." ) parser.add_argument( "destination_region", choices=ses_regions, help="The region to copy to." ) args = parser.parse_args() source_client = boto3.client("ses", region_name=args.source_region) destination_client = boto3.client("ses", region_name=args.destination_region) route53_client = boto3.client("route53") replicate(source_client, destination_client, route53_client) if __name__ == "__main__": main()