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connection.py
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# Copyright (c) 2010 Mitch Garnaat http://garnaat.org/ # Copyright (c) 2011 Harry Marr http://hmarr.com/ # # Permission is hereby granted, free of charge, to any person obtaining a # copy of this software and associated documentation files (the # "Software"), to deal in the Software without restriction, including # without limitation the rights to use, copy, modify, merge, publish, dis- # tribute, sublicense, and/or sell copies of the Software, and to permit # persons to whom the Software is furnished to do so, subject to the fol- # lowing conditions: # # The above copyright notice and this permission notice shall be included # in all copies or substantial portions of the Software. # # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS # OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL- # ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT # SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, # WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS # IN THE SOFTWARE. import re import base64 from boto.compat import six, urllib from boto.connection import AWSAuthConnection from boto.exception import BotoServerError from boto.regioninfo import RegionInfo import boto import boto.jsonresponse from boto.ses import exceptions as ses_exceptions class SESConnection(AWSAuthConnection): ResponseError = BotoServerError DefaultRegionName = 'us-east-1' DefaultRegionEndpoint = 'email.us-east-1.amazonaws.com' APIVersion = '2010-12-01' def __init__(self, aws_access_key_id=None, aws_secret_access_key=None, is_secure=True, port=None, proxy=None, proxy_port=None, proxy_user=None, proxy_pass=None, debug=0, https_connection_factory=None, region=None, path='/', security_token=None, validate_certs=True, profile_name=None): if not region: region = RegionInfo(self, self.DefaultRegionName, self.DefaultRegionEndpoint) self.region = region super(SESConnection, self).__init__(self.region.endpoint, aws_access_key_id, aws_secret_access_key, is_secure, port, proxy, proxy_port, proxy_user, proxy_pass, debug, https_connection_factory, path, security_token=security_token, validate_certs=validate_certs, profile_name=profile_name) def _required_auth_capability(self): return ['ses'] def _build_list_params(self, params, items, label): """Add an AWS API-compatible parameter list to a dictionary. :type params: dict :param params: The parameter dictionary :type items: list :param items: Items to be included in the list :type label: string :param label: The parameter list's name """ if isinstance(items, six.string_types): items = [items] for i in range(1, len(items) + 1): params['%s.%d' % (label, i)] = items[i - 1] def _make_request(self, action, params=None): """Make a call to the SES API. :type action: string :param action: The API method to use (e.g. SendRawEmail) :type params: dict :param params: Parameters that will be sent as POST data with the API call. """ ct = 'application/x-www-form-urlencoded; charset=UTF-8' headers = {'Content-Type': ct} params = params or {} params['Action'] = action for k, v in params.items(): if isinstance(v, six.text_type): # UTF-8 encode only if it's Unicode params[k] = v.encode('utf-8') response = super(SESConnection, self).make_request( 'POST', '/', headers=headers, data=urllib.parse.urlencode(params) ) body = response.read().decode('utf-8') if response.status == 200: list_markers = ('VerifiedEmailAddresses', 'Identities', 'DkimTokens', 'DkimAttributes', 'VerificationAttributes', 'SendDataPoints') item_markers = ('member', 'item', 'entry') e = boto.jsonresponse.Element(list_marker=list_markers, item_marker=item_markers) h = boto.jsonresponse.XmlHandler(e, None) h.parse(body) return e else: # HTTP codes other than 200 are considered errors. Go through # some error handling to determine which exception gets raised, self._handle_error(response, body) def _handle_error(self, response, body): """ Handle raising the correct exception, depending on the error. Many errors share the same HTTP response code, meaning we have to get really kludgey and do string searches to figure out what went wrong. """ boto.log.error('%s %s' % (response.status, response.reason)) boto.log.error('%s' % body) if "Address blacklisted." in body: # Delivery failures happened frequently enough with the recipient's # email address for Amazon to blacklist it. After a day or three, # they'll be automatically removed, and delivery can be attempted # again (if you write the code to do so in your application). ExceptionToRaise = ses_exceptions.SESAddressBlacklistedError exc_reason = "Address blacklisted." elif "Email address is not verified." in body: # This error happens when the "Reply-To" value passed to # send_email() hasn't been verified yet. ExceptionToRaise = ses_exceptions.SESAddressNotVerifiedError exc_reason = "Email address is not verified." elif "Daily message quota exceeded." in body: # Encountered when your account exceeds the maximum total number # of emails per 24 hours. ExceptionToRaise = ses_exceptions.SESDailyQuotaExceededError exc_reason = "Daily message quota exceeded." elif "Maximum sending rate exceeded." in body: # Your account has sent above its allowed requests a second rate. ExceptionToRaise = ses_exceptions.SESMaxSendingRateExceededError exc_reason = "Maximum sending rate exceeded." elif "Domain ends with dot." in body: # Recipient address ends with a dot/period. This is invalid. ExceptionToRaise = ses_exceptions.SESDomainEndsWithDotError exc_reason = "Domain ends with dot." elif "Local address contains control or whitespace" in body: # I think this pertains to the recipient address. ExceptionToRaise = ses_exceptions.SESLocalAddressCharacterError exc_reason = "Local address contains control or whitespace." elif "Illegal address" in body: # A clearly mal-formed address. ExceptionToRaise = ses_exceptions.SESIllegalAddressError exc_reason = "Illegal address" # The re.search is to distinguish from the # SESAddressNotVerifiedError error above. elif re.search('Identity.*is not verified', body): ExceptionToRaise = ses_exceptions.SESIdentityNotVerifiedError exc_reason = "Identity is not verified." elif "ownership not confirmed" in body: ExceptionToRaise = ses_exceptions.SESDomainNotConfirmedError exc_reason = "Domain ownership is not confirmed." else: # This is either a common AWS error, or one that we don't devote # its own exception to. ExceptionToRaise = self.ResponseError exc_reason = response.reason raise ExceptionToRaise(response.status, exc_reason, body) def send_email(self, source, subject, body, to_addresses, cc_addresses=None, bcc_addresses=None, format='text', reply_addresses=None, return_path=None, text_body=None, html_body=None): """Composes an email message based on input data, and then immediately queues the message for sending. :type source: string :param source: The sender's email address. :type subject: string :param subject: The subject of the message: A short summary of the content, which will appear in the recipient's inbox. :type body: string :param body: The message body. :type to_addresses: list of strings or string :param to_addresses: The To: field(s) of the message. :type cc_addresses: list of strings or string :param cc_addresses: The CC: field(s) of the message. :type bcc_addresses: list of strings or string :param bcc_addresses: The BCC: field(s) of the message. :type format: string :param format: The format of the message's body, must be either "text" or "html". :type reply_addresses: list of strings or string :param reply_addresses: The reply-to email address(es) for the message. If the recipient replies to the message, each reply-to address will receive the reply. :type return_path: string :param return_path: The email address to which bounce notifications are to be forwarded. If the message cannot be delivered to the recipient, then an error message will be returned from the recipient's ISP; this message will then be forwarded to the email address specified by the ReturnPath parameter. :type text_body: string :param text_body: The text body to send with this email. :type html_body: string :param html_body: The html body to send with this email. """ format = format.lower().strip() if body is not None: if format == "text": if text_body is not None: raise Warning("You've passed in both a body and a " "text_body; please choose one or the other.") text_body = body else: if html_body is not None: raise Warning("You've passed in both a body and an " "html_body; please choose one or the other.") html_body = body params = { 'Source': source, 'Message.Subject.Data': subject, } if return_path: params['ReturnPath'] = return_path if html_body is not None: params['Message.Body.Html.Data'] = html_body if text_body is not None: params['Message.Body.Text.Data'] = text_body if(format not in ("text", "html")): raise ValueError("'format' argument must be 'text' or 'html'") if(not (html_body or text_body)): raise ValueError("No text or html body found for mail") self._build_list_params(params, to_addresses, 'Destination.ToAddresses.member') if cc_addresses: self._build_list_params(params, cc_addresses, 'Destination.CcAddresses.member') if bcc_addresses: self._build_list_params(params, bcc_addresses, 'Destination.BccAddresses.member') if reply_addresses: self._build_list_params(params, reply_addresses, 'ReplyToAddresses.member') return self._make_request('SendEmail', params) def send_raw_email(self, raw_message, source=None, destinations=None): """Sends an email message, with header and content specified by the client. The SendRawEmail action is useful for sending multipart MIME emails, with attachments or inline content. The raw text of the message must comply with Internet email standards; otherwise, the message cannot be sent. :type source: string :param source: The sender's email address. Amazon's docs say: If you specify the Source parameter, then bounce notifications and complaints will be sent to this email address. This takes precedence over any Return-Path header that you might include in the raw text of the message. :type raw_message: string :param raw_message: The raw text of the message. The client is responsible for ensuring the following: - Message must contain a header and a body, separated by a blank line. - All required header fields must be present. - Each part of a multipart MIME message must be formatted properly. - MIME content types must be among those supported by Amazon SES. Refer to the Amazon SES Developer Guide for more details. - Content must be base64-encoded, if MIME requires it. :type destinations: list of strings or string :param destinations: A list of destinations for the message. """ if isinstance(raw_message, six.text_type): raw_message = raw_message.encode('utf-8') params = { 'RawMessage.Data': base64.b64encode(raw_message), } if source: params['Source'] = source if destinations: self._build_list_params(params, destinations, 'Destinations.member') return self._make_request('SendRawEmail', params) def list_verified_email_addresses(self): """Fetch a list of the email addresses that have been verified. :rtype: dict :returns: A ListVerifiedEmailAddressesResponse structure. Note that keys must be unicode strings. """ return self._make_request('ListVerifiedEmailAddresses') def get_send_quota(self): """Fetches the user's current activity limits. :rtype: dict :returns: A GetSendQuotaResponse structure. Note that keys must be unicode strings. """ return self._make_request('GetSendQuota') def get_send_statistics(self): """Fetches the user's sending statistics. The result is a list of data points, representing the last two weeks of sending activity. Each data point in the list contains statistics for a 15-minute interval. :rtype: dict :returns: A GetSendStatisticsResponse structure. Note that keys must be unicode strings. """ return self._make_request('GetSendStatistics') def delete_verified_email_address(self, email_address): """Deletes the specified email address from the list of verified addresses. :type email_adddress: string :param email_address: The email address to be removed from the list of verified addreses. :rtype: dict :returns: A DeleteVerifiedEmailAddressResponse structure. Note that keys must be unicode strings. """ return self._make_request('DeleteVerifiedEmailAddress', { 'EmailAddress': email_address, }) def verify_email_address(self, email_address): """Verifies an email address. This action causes a confirmation email message to be sent to the specified address. :type email_adddress: string :param email_address: The email address to be verified. :rtype: dict :returns: A VerifyEmailAddressResponse structure. Note that keys must be unicode strings. """ return self._make_request('VerifyEmailAddress', { 'EmailAddress': email_address, }) def verify_domain_dkim(self, domain): """ Returns a set of DNS records, or tokens, that must be published in the domain name's DNS to complete the DKIM verification process. These tokens are DNS ``CNAME`` records that point to DKIM public keys hosted by Amazon SES. To complete the DKIM verification process, these tokens must be published in the domain's DNS. The tokens must remain published in order for Easy DKIM signing to function correctly. After the tokens are added to the domain's DNS, Amazon SES will be able to DKIM-sign email originating from that domain. To enable or disable Easy DKIM signing for a domain, use the ``SetIdentityDkimEnabled`` action. For more information about Easy DKIM, go to the `Amazon SES Developer Guide <http://docs.amazonwebservices.com/ses/latest/DeveloperGuide>`_. :type domain: string :param domain: The domain name. """ return self._make_request('VerifyDomainDkim', { 'Domain': domain, }) def set_identity_dkim_enabled(self, identity, dkim_enabled): """Enables or disables DKIM signing of email sent from an identity. * If Easy DKIM signing is enabled for a domain name identity (e.g., * ``example.com``), then Amazon SES will DKIM-sign all email sent by addresses under that domain name (e.g., ``user@example.com``) * If Easy DKIM signing is enabled for an email address, then Amazon SES will DKIM-sign all email sent by that email address. For email addresses (e.g., ``user@example.com``), you can only enable Easy DKIM signing if the corresponding domain (e.g., ``example.com``) has been set up for Easy DKIM using the AWS Console or the ``VerifyDomainDkim`` action. :type identity: string :param identity: An email address or domain name. :type dkim_enabled: bool :param dkim_enabled: Specifies whether or not to enable DKIM signing. """ return self._make_request('SetIdentityDkimEnabled', { 'Identity': identity, 'DkimEnabled': 'true' if dkim_enabled else 'false' }) def get_identity_dkim_attributes(self, identities): """Get attributes associated with a list of verified identities. Given a list of verified identities (email addresses and/or domains), returns a structure describing identity notification attributes. :type identities: list :param identities: A list of verified identities (email addresses and/or domains). """ params = {} self._build_list_params(params, identities, 'Identities.member') return self._make_request('GetIdentityDkimAttributes', params) def list_identities(self): """Returns a list containing all of the identities (email addresses and domains) for a specific AWS Account, regardless of verification status. :rtype: dict :returns: A ListIdentitiesResponse structure. Note that keys must be unicode strings. """ return self._make_request('ListIdentities') def get_identity_verification_attributes(self, identities): """Given a list of identities (email addresses and/or domains), returns the verification status and (for domain identities) the verification token for each identity. :type identities: list of strings or string :param identities: List of identities. :rtype: dict :returns: A GetIdentityVerificationAttributesResponse structure. Note that keys must be unicode strings. """ params = {} self._build_list_params(params, identities, 'Identities.member') return self._make_request('GetIdentityVerificationAttributes', params) def verify_domain_identity(self, domain): """Verifies a domain. :type domain: string :param domain: The domain to be verified. :rtype: dict :returns: A VerifyDomainIdentityResponse structure. Note that keys must be unicode strings. """ return self._make_request('VerifyDomainIdentity', { 'Domain': domain, }) def verify_email_identity(self, email_address): """Verifies an email address. This action causes a confirmation email message to be sent to the specified address. :type email_adddress: string :param email_address: The email address to be verified. :rtype: dict :returns: A VerifyEmailIdentityResponse structure. Note that keys must be unicode strings. """ return self._make_request('VerifyEmailIdentity', { 'EmailAddress': email_address, }) def delete_identity(self, identity): """Deletes the specified identity (email address or domain) from the list of verified identities. :type identity: string :param identity: The identity to be deleted. :rtype: dict :returns: A DeleteIdentityResponse structure. Note that keys must be unicode strings. """ return self._make_request('DeleteIdentity', { 'Identity': identity, }) def set_identity_notification_topic(self, identity, notification_type, sns_topic=None): """Sets an SNS topic to publish bounce or complaint notifications for emails sent with the given identity as the Source. Publishing to topics may only be disabled when feedback forwarding is enabled. :type identity: string :param identity: An email address or domain name. :type notification_type: string :param notification_type: The type of feedback notifications that will be published to the specified topic. Valid Values: Bounce | Complaint | Delivery :type sns_topic: string or None :param sns_topic: The Amazon Resource Name (ARN) of the Amazon Simple Notification Service (Amazon SNS) topic. """ params = { 'Identity': identity, 'NotificationType': notification_type } if sns_topic: params['SnsTopic'] = sns_topic return self._make_request('SetIdentityNotificationTopic', params) def set_identity_feedback_forwarding_enabled(self, identity, forwarding_enabled=True): """ Enables or disables SES feedback notification via email. Feedback forwarding may only be disabled when both complaint and bounce topics are set. :type identity: string :param identity: An email address or domain name. :type forwarding_enabled: bool :param forwarding_enabled: Specifies whether or not to enable feedback forwarding. """ return self._make_request('SetIdentityFeedbackForwardingEnabled', { 'Identity': identity, 'ForwardingEnabled': 'true' if forwarding_enabled else 'false' })