lambda + SNS enhancements (#1048)

* updates

- support lambda messages from SNS
- run lambda in docker container

* decode output

* populate timeout

* simplify

* whoops

* skeletons of cloudwatchlogs

* impl filter log streams

* fix logging

* PEP fixes

* PEP fixes

* fix reset

* fix reset

* add new endpoint

* fix region name

* add docker

* try to fix tests

* try to fix travis issue with boto

* fix escaping in urls

* fix environment variables

* fix PEP

* more pep

* switch back to precise

* another fix attempt

* fix typo

* fix lambda invoke

* fix more unittests

* work on getting this to work in new scheme

* fix py2

* fix error

* fix tests when running in server mode

* more lambda fixes

* try running with latest docker

adapted from aiodocker

* switch to docker python client

* pep fixes

* switch to docker volume

* fix unittest

* fix invoke from sns

* fix zip2tar

* add hack impl for get_function with zip

* try fix

* fix for py < 3.6

* add volume refcount

* try to fix travis

* docker test

* fix yaml

* try fix

* update endpoints

* fix

* another attempt

* try again

* fix recursive import

* refactor fix

* revert changes with better fix

* more reverts

* wait for service to come up

* add back detached mode

* sleep and add another exception type

* put this back for logging

* put back with note

* whoops :)

* docker in docker!

* fix invalid url

* hopefully last fix!

* fix lambda regions

* fix protocol

* travis!!!!

* just run lambda test for now

* use one print

* fix escaping

* another attempt

* yet another

* re-enable all tests

* fixes

* fix for py2

* revert change

* fix for py2.7

* fix output ordering

* remove this given there's a new unittest that covers it

* changes based on review

- add skeleton logs test file
- switch to docker image that matches test env
- fix mock_logs import

* add readme entry

moto/server.py

@@ -1,22 +1,23 @@
 from __future__ import unicode_literals
+
+import argparse
 import json
 import re
 import sys
-import argparse
-import six
-
-from six.moves.urllib.parse import urlencode
-
 from threading import Lock
 
+import six
 from flask import Flask
 from flask.testing import FlaskClient
+
+from six.moves.urllib.parse import urlencode
 from werkzeug.routing import BaseConverter
 from werkzeug.serving import run_simple
 
 from moto.backends import BACKENDS
 from moto.core.utils import convert_flask_to_httpretty_response
 
+
 HTTP_METHODS = ["GET", "POST", "PUT", "DELETE", "HEAD", "PATCH"]
 
 
@@ -61,7 +62,7 @@ class DomainDispatcherApplication(object):
             host = "instance_metadata"
         else:
             host = environ['HTTP_HOST'].split(':')[0]
-        if host == "localhost":
+        if host in {'localhost', 'motoserver'} or host.startswith("192.168."):
             # Fall back to parsing auth header to find service
             # ['Credential=sdffdsa', '20170220', 'us-east-1', 'sns', 'aws4_request']
             try: