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Adding credentials file reader support for session token. #45

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Adding credentials file reader support for session token. #45

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7 changes: 6 additions & 1 deletion src/cloudwatch/modules/configuration/credentialsreader.py
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Original file line number Diff line number Diff line change
Expand Up @@ -22,10 +22,12 @@ class CredentialsReader(object):
_LOGGER = get_logger(__name__)
_ACCESS_CONFIG_KEY = "aws_access_key"
_SECRET_CONFIG_KEY = "aws_secret_key"
_SECRET_TOKEN_KEY = "aws_token_key"

#This is the format the SDK uses.
_ACCESS_CONFIG_KEY_AWS_FORMAT = "aws_access_key_id"
_SECRET_CONFIG_KEY_AWS_FORMAT = "aws_secret_access_key"
_SECRET_TOKEN_KEY_AWS_FORMAT = "aws_session_token"

def __init__(self, creds_path):
self.creds_path = creds_path
Expand All @@ -49,10 +51,13 @@ def _parse_credentials_file(self):
secret_key = self.reader_utils.get_string(self._SECRET_CONFIG_KEY)
if not secret_key:
secret_key = self.reader_utils.get_string(self._SECRET_CONFIG_KEY_AWS_FORMAT)
token = self.reader_utils.get_string(self._SECRET_TOKEN_KEY)
if not token:
token = self.reader_utils.get_string(self._SECRET_TOKEN_KEY_AWS_FORMAT)
if not access_key or not secret_key:
raise CredentialsReaderException("Access key or secret key is missing in the credentials file.")
if access_key and secret_key:
self.credentials = AWSCredentials(access_key, secret_key)
self.credentials = AWSCredentials(access_key, secret_key, token)


class CredentialsReaderException(Exception):
Expand Down