mirror of
https://github.com/gooba42/adventureland.git
synced 2026-10-14 10:33:47 -05:00
344 lines
13 KiB
Python
344 lines
13 KiB
Python
try:
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import http.client
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except:
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import http.client as httplib #for python3
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import urllib.request, urllib.parse, urllib.error
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import hashlib
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import hmac
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import logging
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import base64
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from datetime import datetime
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from xml.etree.ElementTree import XML
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if 1/2 != 0: str=str
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def encodeUnicodez(args):
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if args and type(args)==type({}):
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for key,value in list(args.items()):
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if type(value)==type(""):
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args[key]=value.encode("utf-8")
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log = logging.getLogger(__name__)
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class AmazonSES:
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def __init__(self, accessKeyID, secretAccessKey):
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self._accessKeyID = accessKeyID
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self._secretAccessKey = secretAccessKey
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self._responseParser = AmazonResponseParser()
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def _getSignature(self, dateValue):
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h = hmac.new(key=self._secretAccessKey, msg=dateValue, digestmod=hashlib.sha256)
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return base64.b64encode(h.digest()).decode()
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def _getHeaders(self,oparams,params):
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#headers = { 'Content-type': 'application/x-www-form-urlencoded' }
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#d = datetime.utcnow()
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#dateValue = d.strftime('%a, %d %b %Y %H:%M:%S GMT')
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#headers['Date'] = dateValue
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#signature = self._getSignature(dateValue)
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#headers['X-Amzn-Authorization'] = 'AWS3-HTTPS AWSAccessKeyId=%s, Algorithm=HMACSHA256, Signature=%s' % (self._accessKeyID, signature)
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def sign(key, msg):
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return hmac.new(key, msg.encode('utf-8'), hashlib.sha256).digest()
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def getSignatureKey(key, dateStamp, regionName, serviceName):
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kDate = sign(('AWS4' + key).encode('utf-8'), dateStamp)
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kRegion = sign(kDate, regionName)
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kService = sign(kRegion, serviceName)
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kSigning = sign(kService, 'aws4_request')
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return kSigning
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# Read AWS access key from env. variables or configuration file. Best practice is NOT
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# to embed credentials in code.
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access_key = self._accessKeyID
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secret_key = self._secretAccessKey
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# Create a date for headers and the credential string
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t = datetime.utcnow()
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amzdate = t.strftime('%Y%m%dT%H%M%SZ')
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datestamp = t.strftime('%Y%m%d') # Date w/o time, used in credential scope
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# ************* TASK 1: CREATE A CANONICAL REQUEST *************
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# http://docs.aws.amazon.com/general/latest/gr/sigv4-create-canonical-request.html
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# Step 1 is to define the verb (GET, POST, etc.)--already done.
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# Step 2: Create canonical URI--the part of the URI from domain to query
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# string (use '/' if no path)
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content_type='application/x-www-form-urlencoded'
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service = 'ec2'; service='email'
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host = 'email.us-east-1.amazonaws.com'
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region = 'us-east-1'
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endpoint = 'https://email.us-east-1.amazonaws.com'
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canonical_uri = '/'
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method='POST'
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# Step 3: Create the canonical query string. In this example (a GET request),
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# request parameters are in the query string. Query string values must
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# be URL-encoded (space=%20). The parameters must be sorted by name.
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# For this example, the query string is pre-formatted in the request_parameters variable.
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#canonical_querystring = request_parameters = 'Action=%s'%oparams['Action']
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canonical_querystring=params
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canonical_querystring=''
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# Step 4: Create the canonical headers and signed headers. Header names
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# must be trimmed and lowercase, and sorted in code point order from
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# low to high. Note that there is a trailing \n.
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canonical_headers = 'host:' + host + '\n' + 'x-amz-date:' + amzdate + '\n'
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# Step 5: Create the list of signed headers. This lists the headers
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# in the canonical_headers list, delimited with ";" and in alpha order.
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# Note: The request can include any headers; canonical_headers and
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# signed_headers lists those that you want to be included in the
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# hash of the request. "Host" and "x-amz-date" are always required.
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signed_headers = 'host;x-amz-date'
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# Step 6: Create payload hash (hash of the request body content). For GET
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# requests, the payload is an empty string ("").
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payload_hash = hashlib.sha256((params).encode('utf-8')).hexdigest()
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# Step 7: Combine elements to create canonical request
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canonical_request = method + '\n' + canonical_uri + '\n' + canonical_querystring + '\n' + canonical_headers + '\n' + signed_headers + '\n' + payload_hash
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# ************* TASK 2: CREATE THE STRING TO SIGN*************
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# Match the algorithm to the hashing algorithm you use, either SHA-1 or
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# SHA-256 (recommended)
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algorithm = 'AWS4-HMAC-SHA256'
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credential_scope = datestamp + '/' + region + '/' + service + '/' + 'aws4_request'
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string_to_sign = algorithm + '\n' + amzdate + '\n' + credential_scope + '\n' + hashlib.sha256(canonical_request.encode('utf-8')).hexdigest()
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logging.info(string_to_sign)
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# ************* TASK 3: CALCULATE THE SIGNATURE *************
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# Create the signing key using the function defined above.
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signing_key = getSignatureKey(secret_key, datestamp, region, service)
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# Sign the string_to_sign using the signing_key
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signature = hmac.new(signing_key, (string_to_sign).encode('utf-8'), hashlib.sha256).hexdigest()
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authorization_header = algorithm + ' ' + 'Credential=' + access_key + '/' + credential_scope + ', ' + 'SignedHeaders=' + signed_headers + ', ' + 'Signature=' + signature
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headers = {'Content-Type':content_type,
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#'X-Amz-Algorithm':'AWS4-HMAC-SHA256',
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'X-Amz-Date':amzdate,
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'Authorization':authorization_header}
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return headers
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def _performAction(self, actionName, params=None):
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if not params:
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params = {}
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params['Action'] = actionName
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oparams=params
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#https://email.us-east-1.amazonaws.com/
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conn = http.client.HTTPSConnection('email.us-east-1.amazonaws.com')
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encodeUnicodez(params)
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params = urllib.parse.urlencode(params)
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conn.request('POST', '/', params, self._getHeaders(oparams,params))
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response = conn.getresponse()
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responseResult = response.read()
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conn.close()
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return self._responseParser.parse(actionName, response.status, response.reason, responseResult)
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def verifyEmailAddress(self, emailAddress):
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params = { 'EmailAddress': emailAddress }
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return self._performAction('VerifyEmailAddress', params)
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def deleteVerifiedEmailAddress(self, emailAddress):
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params = { 'EmailAddress': emailAddress }
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return self._performAction('DeleteVerifiedEmailAddress', params)
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def getSendQuota(self):
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return self._performAction('GetSendQuota')
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def getSendStatistics(self):
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return self._performAction('GetSendStatistics')
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def listVerifiedEmailAddresses(self):
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return self._performAction('ListVerifiedEmailAddresses')
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def sendEmail(self, source, toAddresses, message, replyToAddresses=None, returnPath=None, ccAddresses=None, bccAddresses=None):
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params = { 'Source': source }
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for objName, addresses in zip(["ToAddresses", "CcAddresses", "BccAddresses"], [toAddresses, ccAddresses, bccAddresses]):
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if addresses:
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if not isinstance(addresses, str) and getattr(addresses, '__iter__', False):
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for i, address in enumerate(addresses, 1):
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params['Destination.%s.member.%d' % (objName, i)] = address
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else:
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params['Destination.%s.member.1' % objName] = addresses
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if not returnPath:
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returnPath = source
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params['ReturnPath'] = returnPath
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params['Message.Subject.Charset'] = message.charset
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params['Message.Subject.Data'] = message.subject
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if message.bodyText:
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params['Message.Body.Text.Charset'] = message.charset
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params['Message.Body.Text.Data'] = message.bodyText
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if message.bodyHtml:
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params['Message.Body.Html.Charset'] = message.charset
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params['Message.Body.Html.Data'] = message.bodyHtml
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return self._performAction('SendEmail', params)
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class EmailMessage:
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def __init__(self):
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self.charset = 'UTF-8'
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self.subject = None
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self.bodyHtml = None
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self.bodyText = None
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class AmazonError(Exception):
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def __init__(self, errorType, code, message):
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self.errorType = errorType
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self.code = code
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self.message = message
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logging.info(message)
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class AmazonAPIError(Exception):
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def __init__(self, message):
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self.message = message
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class AmazonResult:
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def __init__(self, requestId):
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self.requestId = requestId
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class AmazonSendEmailResult(AmazonResult):
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def __init__(self, requestId, messageId):
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self.requestId = requestId
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self.messageId = messageId
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class AmazonSendQuota(AmazonResult):
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def __init__(self, requestId, max24HourSend, maxSendRate, sentLast24Hours):
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self.requestId = requestId
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self.max24HourSend = max24HourSend
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self.maxSendRate = maxSendRate
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self.sentLast24Hours = sentLast24Hours
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class AmazonSendDataPoint:
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def __init__(self, bounces, complaints, deliveryAttempts, rejects, timestamp):
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self.bounces = bounces
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self.complaints = complaints
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self.deliveryAttempts = deliveryAttempts
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self.rejects = rejects
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self.timestamp = timestamp
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class AmazonSendStatistics(AmazonResult):
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def __init__(self, requestId):
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self.requestId = requestId
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self.members = []
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class AmazonVerifiedEmails(AmazonSendStatistics):
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pass
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class AmazonResponseParser:
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class XmlResponse:
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def __init__(self, str):
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self._rootElement = XML(str)
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self._namespace = self._rootElement.tag[1:].split("}")[0]
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def checkResponseName(self, name):
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if self._rootElement.tag == self._fixTag(self._namespace, name):
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return True
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else:
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raise AmazonAPIError('ErrorResponse is invalid.')
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def checkActionName(self, actionName):
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if self._rootElement.tag == self._fixTag(self._namespace, ('%sResponse' % actionName)):
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return True
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else:
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raise AmazonAPIError('Response of action "%s" is invalid.' % actionName)
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def getChild(self, *itemPath):
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node = self._findNode(self._rootElement, self._namespace, *itemPath)
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if node != None:
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return node
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else:
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raise AmazonAPIError('Node with the specified path was not found.')
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def getChildText(self, *itemPath):
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node = self.getChild(*itemPath)
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return node.text
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def _fixTag(self, namespace, tag):
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return '{%s}%s' % (namespace, tag)
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def _findNode(self, rootElement, namespace, *args):
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match = '.'
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for s in args:
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match += '/{%s}%s' % (namespace, s)
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return rootElement.find(match)
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def __init__(self):
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self._simpleResultActions = ['DeleteVerifiedEmailAddress', 'VerifyEmailAddress']
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def _parseSimpleResult(self, actionName, xmlResponse):
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if xmlResponse.checkActionName(actionName):
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requestId = xmlResponse.getChildText('ResponseMetadata', 'RequestId')
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return AmazonResult(requestId)
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def _parseSendQuota(self, actionName, xmlResponse):
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if xmlResponse.checkActionName(actionName):
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requestId = xmlResponse.getChildText('ResponseMetadata', 'RequestId')
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value = xmlResponse.getChildText('GetSendQuotaResult', 'Max24HourSend')
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max24HourSend = float(value)
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value = xmlResponse.getChildText('GetSendQuotaResult', 'MaxSendRate')
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maxSendRate = float(value)
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value = xmlResponse.getChildText('GetSendQuotaResult', 'SentLast24Hours')
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sentLast24Hours = float(value)
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return AmazonSendQuota(requestId, max24HourSend, maxSendRate, sentLast24Hours)
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#def _parseSendStatistics(self, actionName, xmlResponse):
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# if xmlResponse.checkActionName(actionName):
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# requestId = xmlResponse.getChildText('ResponseMetadata', 'RequestId')
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def _parseListVerifiedEmails(self, actionName, xmlResponse):
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if xmlResponse.checkActionName(actionName):
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requestId = xmlResponse.getChildText('ResponseMetadata', 'RequestId')
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node = xmlResponse.getChild('ListVerifiedEmailAddressesResult', 'VerifiedEmailAddresses')
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result = AmazonVerifiedEmails(requestId)
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for addr in node:
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result.members.append(addr.text)
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return result
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def _parseSendEmail(self, actionName, xmlResponse):
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if xmlResponse.checkActionName(actionName):
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requestId = xmlResponse.getChildText('ResponseMetadata', 'RequestId')
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messageId = xmlResponse.getChildText('SendEmailResult', 'MessageId')
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return AmazonSendEmailResult(requestId, messageId)
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def _raiseError(self, xmlResponse):
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if xmlResponse.checkResponseName('ErrorResponse'):
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errorType = xmlResponse.getChildText('Error', 'Type')
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code = xmlResponse.getChildText('Error', 'Code')
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message = xmlResponse.getChildText('Error', 'Message')
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raise AmazonError(errorType, code, message)
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def parse(self, actionName, statusCode, reason, responseResult):
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xmlResponse = self.XmlResponse(responseResult)
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log.info('Response status code: %s, reason: %s', statusCode, reason)
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log.debug(responseResult)
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result = None
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if statusCode != 200:
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self._raiseError(xmlResponse)
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else:
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if actionName in self._simpleResultActions:
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result = self._parseSimpleResult(actionName, xmlResponse)
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elif actionName in ['SendEmail']:
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result = self._parseSendEmail(actionName, xmlResponse)
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elif actionName == 'GetSendQuota':
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result = self._parseSendQuota(actionName, xmlResponse)
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#elif actionName == 'GetSendStatistics':
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# result = self._parseSendStatistics(actionName, xmlResponse)
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elif actionName == 'ListVerifiedEmailAddresses':
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result = self._parseListVerifiedEmails(actionName, xmlResponse)
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else:
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raise AmazonAPIError('Action %s is not supported. Please contact: vladimir@tagmask.com' % (actionName,))
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return result
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