moto/moto/ses/models.py

608 lines
22 KiB
Python

import re
import json
import email
import datetime
from email.mime.base import MIMEBase
from email.utils import parseaddr
from email.mime.multipart import MIMEMultipart
from email.encoders import encode_7or8bit
from typing import Mapping
from moto.core import BaseBackend, BackendDict, BaseModel
from moto.sns.models import sns_backends
from .exceptions import (
MessageRejectedError,
ConfigurationSetDoesNotExist,
EventDestinationAlreadyExists,
TemplateNameAlreadyExists,
ValidationError,
InvalidParameterValue,
InvalidRenderingParameterException,
TemplateDoesNotExist,
RuleDoesNotExist,
RuleSetNameAlreadyExists,
RuleSetDoesNotExist,
RuleAlreadyExists,
MissingRenderingAttributeException,
ConfigurationSetAlreadyExists,
)
from .utils import get_random_message_id, is_valid_address
from .feedback import COMMON_MAIL, BOUNCE, COMPLAINT, DELIVERY
RECIPIENT_LIMIT = 50
class SESFeedback(BaseModel):
BOUNCE = "Bounce"
COMPLAINT = "Complaint"
DELIVERY = "Delivery"
SUCCESS_ADDR = "success"
BOUNCE_ADDR = "bounce"
COMPLAINT_ADDR = "complaint"
FEEDBACK_SUCCESS_MSG = {"test": "success"}
FEEDBACK_BOUNCE_MSG = {"test": "bounce"}
FEEDBACK_COMPLAINT_MSG = {"test": "complaint"}
FORWARDING_ENABLED = "feedback_forwarding_enabled"
@staticmethod
def generate_message(account_id, msg_type):
msg = dict(COMMON_MAIL)
msg["mail"]["sendingAccountId"] = account_id
if msg_type == SESFeedback.BOUNCE:
msg["bounce"] = BOUNCE
elif msg_type == SESFeedback.COMPLAINT:
msg["complaint"] = COMPLAINT
elif msg_type == SESFeedback.DELIVERY:
msg["delivery"] = DELIVERY
return msg
class Message(BaseModel):
def __init__(self, message_id, source, subject, body, destinations):
self.id = message_id
self.source = source
self.subject = subject
self.body = body
self.destinations = destinations
class TemplateMessage(BaseModel):
def __init__(self, message_id, source, template, template_data, destinations):
self.id = message_id
self.source = source
self.template = template
self.template_data = template_data
self.destinations = destinations
class BulkTemplateMessage(BaseModel):
def __init__(self, message_ids, source, template, template_data, destinations):
self.ids = message_ids
self.source = source
self.template = template
self.template_data = template_data
self.destinations = destinations
class RawMessage(BaseModel):
def __init__(self, message_id, source, destinations, raw_data):
self.id = message_id
self.source = source
self.destinations = destinations
self.raw_data = raw_data
class SESQuota(BaseModel):
def __init__(self, sent):
self.sent = sent
@property
def sent_past_24(self):
return self.sent
def are_all_variables_present(template, template_data):
subject_part = template["subject_part"]
text_part = template["text_part"]
html_part = template["html_part"]
for var in re.findall("{{(.+?)}}", subject_part + text_part + html_part):
if not template_data.get(var):
return var, False
return None, True
class SESBackend(BaseBackend):
"""
Responsible for mocking calls to SES.
Sent messages are persisted in the backend. If you need to verify that a message was sent successfully, you can use the internal API to check:
.. sourcecode:: python
from moto.core import DEFAULT_ACCOUNT_ID
from moto.ses import ses_backends
ses_backend = ses_backends[DEFAULT_ACCOUNT_ID]["global"]
messages = ses_backend.sent_messages # sent_messages is a List of Message objects
Note that, as this is an internal API, the exact format may differ per versions.
"""
def __init__(self, region_name, account_id):
super().__init__(region_name, account_id)
self.addresses = []
self.email_addresses = []
self.domains = []
self.sent_messages = []
self.sent_message_count = 0
self.rejected_messages_count = 0
self.sns_topics = {}
self.config_set = {}
self.config_set_event_destination = {}
self.event_destinations = {}
self.identity_mail_from_domains = {}
self.templates = {}
self.receipt_rule_set = {}
def _is_verified_address(self, source):
_, address = parseaddr(source)
if address in self.addresses:
return True
if address in self.email_addresses:
return True
_, host = address.split("@", 1)
return host in self.domains
def verify_email_identity(self, address):
_, address = parseaddr(address)
if address not in self.addresses:
self.addresses.append(address)
def verify_email_address(self, address):
_, address = parseaddr(address)
self.email_addresses.append(address)
def verify_domain(self, domain):
if domain.lower() not in self.domains:
self.domains.append(domain.lower())
def list_identities(self):
return self.domains + self.addresses
def list_verified_email_addresses(self):
return self.email_addresses
def delete_identity(self, identity):
if "@" in identity:
self.addresses.remove(identity)
else:
self.domains.remove(identity)
def send_email(self, source, subject, body, destinations, region):
recipient_count = sum(map(len, destinations.values()))
if recipient_count > RECIPIENT_LIMIT:
raise MessageRejectedError("Too many recipients.")
if not self._is_verified_address(source):
self.rejected_messages_count += 1
raise MessageRejectedError(f"Email address not verified {source}")
destination_addresses = [
address for addresses in destinations.values() for address in addresses
]
for address in [source, *destination_addresses]:
valid, msg = is_valid_address(address)
if not valid:
raise InvalidParameterValue(msg)
self.__process_sns_feedback__(source, destinations, region)
message_id = get_random_message_id()
message = Message(message_id, source, subject, body, destinations)
self.sent_messages.append(message)
self.sent_message_count += recipient_count
return message
def send_bulk_templated_email(
self, source, template, template_data, destinations, region
):
recipient_count = len(destinations)
if recipient_count > RECIPIENT_LIMIT:
raise MessageRejectedError("Too many destinations.")
total_recipient_count = sum(
map(lambda d: sum(map(len, d["Destination"].values())), destinations)
)
if total_recipient_count > RECIPIENT_LIMIT:
raise MessageRejectedError("Too many destinations.")
if not self._is_verified_address(source):
self.rejected_messages_count += 1
raise MessageRejectedError(f"Email address not verified {source}")
if not self.templates.get(template[0]):
raise TemplateDoesNotExist(f"Template ({template[0]}) does not exist")
self.__process_sns_feedback__(source, destinations, region)
message_id = get_random_message_id()
message = TemplateMessage(
message_id, source, template, template_data, destinations
)
self.sent_messages.append(message)
self.sent_message_count += total_recipient_count
ids = list(map(lambda x: get_random_message_id(), range(len(destinations))))
return BulkTemplateMessage(ids, source, template, template_data, destinations)
def send_templated_email(
self, source, template, template_data, destinations, region
):
recipient_count = sum(map(len, destinations.values()))
if recipient_count > RECIPIENT_LIMIT:
raise MessageRejectedError("Too many recipients.")
if not self._is_verified_address(source):
self.rejected_messages_count += 1
raise MessageRejectedError(f"Email address not verified {source}")
destination_addresses = [
address for addresses in destinations.values() for address in addresses
]
for address in [source, *destination_addresses]:
valid, msg = is_valid_address(address)
if not valid:
raise InvalidParameterValue(msg)
if not self.templates.get(template[0]):
raise TemplateDoesNotExist(f"Template ({template[0]}) does not exist")
self.__process_sns_feedback__(source, destinations, region)
message_id = get_random_message_id()
message = TemplateMessage(
message_id, source, template, template_data, destinations
)
self.sent_messages.append(message)
self.sent_message_count += recipient_count
return message
def __type_of_message__(self, destinations):
"""Checks the destination for any special address that could indicate delivery,
complaint or bounce like in SES simulator"""
if isinstance(destinations, list):
alladdress = destinations
else:
alladdress = (
destinations.get("ToAddresses", [])
+ destinations.get("CcAddresses", [])
+ destinations.get("BccAddresses", [])
)
for addr in alladdress:
if SESFeedback.SUCCESS_ADDR in addr:
return SESFeedback.DELIVERY
elif SESFeedback.COMPLAINT_ADDR in addr:
return SESFeedback.COMPLAINT
elif SESFeedback.BOUNCE_ADDR in addr:
return SESFeedback.BOUNCE
return None
def __generate_feedback__(self, msg_type):
"""Generates the SNS message for the feedback"""
return SESFeedback.generate_message(self.account_id, msg_type)
def __process_sns_feedback__(self, source, destinations, region):
domain = str(source)
if "@" in domain:
domain = domain.split("@")[1]
if domain in self.sns_topics:
msg_type = self.__type_of_message__(destinations)
if msg_type is not None:
sns_topic = self.sns_topics[domain].get(msg_type, None)
if sns_topic is not None:
message = self.__generate_feedback__(msg_type)
if message:
sns_backends[self.account_id][region].publish(
message, arn=sns_topic
)
def send_raw_email(self, source, destinations, raw_data, region):
if source is not None:
_, source_email_address = parseaddr(source)
if not self._is_verified_address(source_email_address):
raise MessageRejectedError(
f"Did not have authority to send from email {source_email_address}"
)
recipient_count = len(destinations)
message = email.message_from_string(raw_data)
if source is None:
if message["from"] is None:
raise MessageRejectedError("Source not specified")
_, source_email_address = parseaddr(message["from"])
if not self._is_verified_address(source_email_address):
raise MessageRejectedError(
f"Did not have authority to send from email {source_email_address}"
)
for header in "TO", "CC", "BCC":
recipient_count += sum(
d.strip() and 1 or 0 for d in message.get(header, "").split(",")
)
if recipient_count > RECIPIENT_LIMIT:
raise MessageRejectedError("Too many recipients.")
for address in [addr for addr in [source, *destinations] if addr is not None]:
valid, msg = is_valid_address(address)
if not valid:
raise InvalidParameterValue(msg)
self.__process_sns_feedback__(source, destinations, region)
self.sent_message_count += recipient_count
message_id = get_random_message_id()
message = RawMessage(message_id, source, destinations, raw_data)
self.sent_messages.append(message)
return message
def get_send_quota(self):
return SESQuota(self.sent_message_count)
def get_identity_notification_attributes(self, identities):
response = {}
for identity in identities:
response[identity] = self.sns_topics.get(identity, {})
return response
def set_identity_feedback_forwarding_enabled(self, identity, enabled):
identity_sns_topics = self.sns_topics.get(identity, {})
identity_sns_topics[SESFeedback.FORWARDING_ENABLED] = enabled
self.sns_topics[identity] = identity_sns_topics
def set_identity_notification_topic(self, identity, notification_type, sns_topic):
identity_sns_topics = self.sns_topics.get(identity, {})
if sns_topic is None:
del identity_sns_topics[notification_type]
else:
identity_sns_topics[notification_type] = sns_topic
self.sns_topics[identity] = identity_sns_topics
return {}
def create_configuration_set(self, configuration_set_name):
if configuration_set_name in self.config_set:
raise ConfigurationSetAlreadyExists(
f"Configuration set <{configuration_set_name}> already exists"
)
self.config_set[configuration_set_name] = 1
return {}
def describe_configuration_set(self, configuration_set_name):
if configuration_set_name not in self.config_set:
raise ConfigurationSetDoesNotExist(
f"Configuration set <{configuration_set_name}> does not exist"
)
return {}
def create_configuration_set_event_destination(
self, configuration_set_name, event_destination
):
if self.config_set.get(configuration_set_name) is None:
raise ConfigurationSetDoesNotExist("Invalid Configuration Set Name.")
if self.event_destinations.get(event_destination["Name"]):
raise EventDestinationAlreadyExists("Duplicate Event destination Name.")
self.config_set_event_destination[configuration_set_name] = event_destination
self.event_destinations[event_destination["Name"]] = 1
return {}
def get_send_statistics(self):
statistics = {}
statistics["DeliveryAttempts"] = self.sent_message_count
statistics["Rejects"] = self.rejected_messages_count
statistics["Complaints"] = 0
statistics["Bounces"] = 0
statistics["Timestamp"] = datetime.datetime.utcnow()
return statistics
def add_template(self, template_info):
template_name = template_info["template_name"]
if not template_name:
raise ValidationError(
"1 validation error detected: "
"Value null at 'template.templateName'"
"failed to satisfy constraint: Member must not be null"
)
if self.templates.get(template_name, None):
raise TemplateNameAlreadyExists("Duplicate Template Name.")
template_subject = template_info["subject_part"]
if not template_subject:
raise InvalidParameterValue("The subject must be specified.")
self.templates[template_name] = template_info
def update_template(self, template_info):
template_name = template_info["template_name"]
if not template_name:
raise ValidationError(
"1 validation error detected: "
"Value null at 'template.templateName'"
"failed to satisfy constraint: Member must not be null"
)
if not self.templates.get(template_name, None):
raise TemplateDoesNotExist("Invalid Template Name.")
template_subject = template_info["subject_part"]
if not template_subject:
raise InvalidParameterValue("The subject must be specified.")
self.templates[template_name] = template_info
def get_template(self, template_name):
if not self.templates.get(template_name, None):
raise TemplateDoesNotExist("Invalid Template Name.")
return self.templates[template_name]
def list_templates(self):
return list(self.templates.values())
def render_template(self, render_data):
template_name = render_data.get("name", "")
template = self.templates.get(template_name, None)
if not template:
raise TemplateDoesNotExist("Invalid Template Name.")
template_data = render_data.get("data")
try:
template_data = json.loads(template_data)
except ValueError:
raise InvalidRenderingParameterException(
"Template rendering data is invalid"
)
var, are_variables_present = are_all_variables_present(template, template_data)
if not are_variables_present:
raise MissingRenderingAttributeException(var)
subject_part = template["subject_part"]
text_part = template["text_part"]
html_part = template["html_part"]
for key, value in template_data.items():
subject_part = str.replace(str(subject_part), "{{" + key + "}}", value)
text_part = str.replace(str(text_part), "{{" + key + "}}", value)
html_part = str.replace(str(html_part), "{{" + key + "}}", value)
email_obj = MIMEMultipart("alternative")
mime_text = MIMEBase("text", "plain;charset=UTF-8")
mime_text.set_payload(text_part.encode("utf-8"))
encode_7or8bit(mime_text)
email_obj.attach(mime_text)
mime_html = MIMEBase("text", "html;charset=UTF-8")
mime_html.set_payload(html_part.encode("utf-8"))
encode_7or8bit(mime_html)
email_obj.attach(mime_html)
now = datetime.datetime.now().isoformat()
rendered_template = (
f"Date: {now}\r\nSubject: {subject_part}\r\n{email_obj.as_string()}"
)
return rendered_template
def create_receipt_rule_set(self, rule_set_name):
if self.receipt_rule_set.get(rule_set_name) is not None:
raise RuleSetNameAlreadyExists("Duplicate Receipt Rule Set Name.")
self.receipt_rule_set[rule_set_name] = []
def create_receipt_rule(self, rule_set_name, rule):
rule_set = self.receipt_rule_set.get(rule_set_name)
if rule_set is None:
raise RuleSetDoesNotExist("Invalid Rule Set Name.")
if rule in rule_set:
raise RuleAlreadyExists("Duplicate Rule Name.")
rule_set.append(rule)
self.receipt_rule_set[rule_set_name] = rule_set
def describe_receipt_rule_set(self, rule_set_name):
rule_set = self.receipt_rule_set.get(rule_set_name)
if rule_set is None:
raise RuleSetDoesNotExist(f"Rule set does not exist: {rule_set_name}")
return rule_set
def describe_receipt_rule(self, rule_set_name, rule_name):
rule_set = self.receipt_rule_set.get(rule_set_name)
if rule_set is None:
raise RuleSetDoesNotExist("Invalid Rule Set Name.")
for receipt_rule in rule_set:
if receipt_rule["name"] == rule_name:
return receipt_rule
raise RuleDoesNotExist("Invalid Rule Name.")
def update_receipt_rule(self, rule_set_name, rule):
rule_set = self.receipt_rule_set.get(rule_set_name)
if rule_set is None:
raise RuleSetDoesNotExist(f"Rule set does not exist: {rule_set_name}")
for i, receipt_rule in enumerate(rule_set):
if receipt_rule["name"] == rule["name"]:
rule_set[i] = rule
break
else:
raise RuleDoesNotExist(f"Rule does not exist: {rule['name']}")
def set_identity_mail_from_domain(
self, identity, mail_from_domain=None, behavior_on_mx_failure=None
):
if identity not in (self.domains + self.addresses):
raise InvalidParameterValue(f"Identity '{identity}' does not exist.")
if mail_from_domain is None:
self.identity_mail_from_domains.pop(identity)
return
if not mail_from_domain.endswith(identity):
raise InvalidParameterValue(
f"Provided MAIL-FROM domain '{mail_from_domain}' is not subdomain of "
f"the domain of the identity '{identity}'."
)
if behavior_on_mx_failure not in (None, "RejectMessage", "UseDefaultValue"):
raise ValidationError(
"1 validation error detected: "
f"Value '{behavior_on_mx_failure}' at 'behaviorOnMXFailure'"
"failed to satisfy constraint: Member must satisfy enum value set: "
"[RejectMessage, UseDefaultValue]"
)
self.identity_mail_from_domains[identity] = {
"mail_from_domain": mail_from_domain,
"behavior_on_mx_failure": behavior_on_mx_failure,
}
def get_identity_mail_from_domain_attributes(self, identities=None):
if identities is None:
identities = []
attributes_by_identity = {}
for identity in identities:
if identity in (self.domains + self.addresses):
attributes_by_identity[identity] = self.identity_mail_from_domains.get(
identity
) or {"behavior_on_mx_failure": "UseDefaultValue"}
return attributes_by_identity
def get_identity_verification_attributes(self, identities=None):
if identities is None:
identities = []
attributes_by_identity = {}
for identity in identities:
if identity in (self.domains + self.addresses):
attributes_by_identity[identity] = "Success"
return attributes_by_identity
ses_backends: Mapping[str, SESBackend] = BackendDict(
SESBackend, "ses", use_boto3_regions=False, additional_regions=["global"]
)