author | Sverre Rabbelier <srabbelier@gmail.com> |
Sat, 21 Feb 2009 00:33:59 +0000 | |
changeset 1416 | 6c94a1531ead |
parent 1278 | a7766286a7be |
child 2273 | e4cb9c53db3e |
permissions | -rwxr-xr-x |
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#!/usr/bin/env python |
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# |
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# Copyright 2007 Google Inc. |
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# |
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# Licensed under the Apache License, Version 2.0 (the "License"); |
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# you may not use this file except in compliance with the License. |
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# You may obtain a copy of the License at |
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# |
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# http://www.apache.org/licenses/LICENSE-2.0 |
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# |
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# Unless required by applicable law or agreed to in writing, software |
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# distributed under the License is distributed on an "AS IS" BASIS, |
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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# See the License for the specific language governing permissions and |
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# limitations under the License. |
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# |
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"""A handler that exports various App Engine services over HTTP. |
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You can export this handler in your app by adding it directly to app.yaml's |
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list of handlers: |
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handlers: |
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- url: /remote_api |
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script: $PYTHON_LIB/google/appengine/ext/remote_api/handler.py |
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login: admin |
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Then, you can use remote_api_stub to remotely access services exported by this |
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handler. See the documentation in remote_api_stub.py for details on how to do |
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this. |
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Using this handler without specifying "login: admin" would be extremely unwise. |
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So unwise that the default handler insists on checking for itself. |
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""" |
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import google |
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import pickle |
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import sha |
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import wsgiref.handlers |
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from google.appengine.api import api_base_pb |
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from google.appengine.api import apiproxy_stub |
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from google.appengine.api import apiproxy_stub_map |
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from google.appengine.api import users |
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from google.appengine.datastore import datastore_pb |
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from google.appengine.ext import webapp |
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from google.appengine.ext.remote_api import remote_api_pb |
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from google.appengine.runtime import apiproxy_errors |
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class RemoteDatastoreStub(apiproxy_stub.APIProxyStub): |
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"""Provides a stub that permits execution of stateful datastore queries. |
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|
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Some operations aren't possible using the standard interface. Notably, |
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datastore RunQuery operations internally store a cursor that is referenced in |
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later Next calls, and cleaned up at the end of each request. Because every |
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call to ApiCallHandler takes place in its own request, this isn't possible. |
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To work around this, RemoteDatastoreStub provides its own implementation of |
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RunQuery that immediately returns the query results. |
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""" |
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def _Dynamic_RunQuery(self, request, response): |
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"""Handle a RunQuery request. |
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|
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We handle RunQuery by executing a Query and a Next and returning the result |
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of the Next request. |
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""" |
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runquery_response = datastore_pb.QueryResult() |
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apiproxy_stub_map.MakeSyncCall('datastore_v3', 'RunQuery', |
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request, runquery_response) |
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next_request = datastore_pb.NextRequest() |
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next_request.mutable_cursor().CopyFrom(runquery_response.cursor()) |
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next_request.set_count(request.limit()) |
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apiproxy_stub_map.MakeSyncCall('datastore_v3', 'Next', |
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next_request, response) |
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|
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def _Dynamic_Transaction(self, request, response): |
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"""Handle a Transaction request. |
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|
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We handle transactions by accumulating Put requests on the client end, as |
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well as recording the key and hash of Get requests. When Commit is called, |
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Transaction is invoked, which verifies that all the entities in the |
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precondition list still exist and their hashes match, then performs a |
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transaction of its own to make the updates. |
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""" |
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tx = datastore_pb.Transaction() |
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apiproxy_stub_map.MakeSyncCall('datastore_v3', 'BeginTransaction', |
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api_base_pb.VoidProto(), tx) |
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|
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preconditions = request.precondition_list() |
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if preconditions: |
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get_request = datastore_pb.GetRequest() |
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get_request.mutable_transaction().CopyFrom(tx) |
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for precondition in preconditions: |
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key = get_request.add_key() |
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key.CopyFrom(precondition.key()) |
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Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
101 |
get_response = datastore_pb.GetResponse() |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
102 |
apiproxy_stub_map.MakeSyncCall('datastore_v3', 'Get', get_request, |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
103 |
get_response) |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
104 |
entities = get_response.entity_list() |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
105 |
assert len(entities) == request.precondition_size() |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
106 |
for precondition, entity in zip(preconditions, entities): |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
107 |
if precondition.has_hash() != entity.has_entity(): |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
108 |
raise apiproxy_errors.ApplicationError( |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
109 |
datastore_pb.Error.CONCURRENT_TRANSACTION, |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
110 |
"Transaction precondition failed.") |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
111 |
elif entity.has_entity(): |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
112 |
entity_hash = sha.new(entity.entity().Encode()).digest() |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
113 |
if precondition.hash() != entity_hash: |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
114 |
raise apiproxy_errors.ApplicationError( |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
115 |
datastore_pb.Error.CONCURRENT_TRANSACTION, |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
116 |
"Transaction precondition failed.") |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
117 |
|
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
118 |
if request.has_puts(): |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
119 |
put_request = request.puts() |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
120 |
put_request.mutable_transaction().CopyFrom(tx) |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
121 |
apiproxy_stub_map.MakeSyncCall('datastore_v3', 'Put', |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
122 |
put_request, response) |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
123 |
|
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
124 |
if request.has_deletes(): |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
125 |
delete_request = request.deletes() |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
126 |
delete_request.mutable_transaction().CopyFrom(tx) |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
127 |
apiproxy_stub_map.MakeSyncCall('datastore_v3', 'Delete', |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
128 |
delete_request, api_base_pb.VoidProto()) |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
129 |
|
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
130 |
apiproxy_stub_map.MakeSyncCall('datastore_v3', 'Commit', tx, |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
131 |
api_base_pb.VoidProto()) |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
132 |
|
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
133 |
def _Dynamic_GetIDs(self, request, response): |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
134 |
"""Fetch unique IDs for a set of paths.""" |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
135 |
for entity in request.entity_list(): |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
136 |
assert entity.property_size() == 0 |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
137 |
assert entity.raw_property_size() == 0 |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
138 |
assert entity.entity_group().element_size() == 0 |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
139 |
lastpart = entity.key().path().element_list()[-1] |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
140 |
assert lastpart.id() == 0 and not lastpart.has_name() |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
141 |
|
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
142 |
tx = datastore_pb.Transaction() |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
143 |
apiproxy_stub_map.MakeSyncCall('datastore_v3', 'BeginTransaction', |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
144 |
api_base_pb.VoidProto(), tx) |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
145 |
|
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
146 |
apiproxy_stub_map.MakeSyncCall('datastore_v3', 'Put', request, response) |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
147 |
|
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
148 |
apiproxy_stub_map.MakeSyncCall('datastore_v3', 'Rollback', tx, |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
149 |
api_base_pb.VoidProto()) |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
150 |
|
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
151 |
|
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
152 |
SERVICE_PB_MAP = { |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
153 |
'datastore_v3': { |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
154 |
'Get': (datastore_pb.GetRequest, datastore_pb.GetResponse), |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
155 |
'Put': (datastore_pb.PutRequest, datastore_pb.PutResponse), |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
156 |
'Delete': (datastore_pb.DeleteRequest, datastore_pb.DeleteResponse), |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
157 |
'Count': (datastore_pb.Query, api_base_pb.Integer64Proto), |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
158 |
'GetIndices': (api_base_pb.StringProto, datastore_pb.CompositeIndices), |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
159 |
}, |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
160 |
'remote_datastore': { |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
161 |
'RunQuery': (datastore_pb.Query, datastore_pb.QueryResult), |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
162 |
'Transaction': (remote_api_pb.TransactionRequest, |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
163 |
datastore_pb.PutResponse), |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
164 |
'GetIDs': (remote_api_pb.PutRequest, datastore_pb.PutResponse), |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
165 |
}, |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
166 |
} |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
167 |
|
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
168 |
|
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
169 |
class ApiCallHandler(webapp.RequestHandler): |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
170 |
"""A webapp handler that accepts API calls over HTTP and executes them.""" |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
171 |
|
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
172 |
LOCAL_STUBS = { |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
173 |
'remote_datastore': RemoteDatastoreStub('remote_datastore'), |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
174 |
} |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
175 |
|
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
176 |
def CheckIsAdmin(self): |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
177 |
if not users.is_current_user_admin(): |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
178 |
self.response.set_status(401) |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
179 |
self.response.out.write( |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
180 |
"You must be logged in as an administrator to access this.") |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
181 |
self.response.headers['Content-Type'] = 'text/plain' |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
182 |
return False |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
183 |
elif 'X-appcfg-api-version' not in self.request.headers: |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
184 |
self.response.set_status(403) |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
185 |
self.response.out.write("This request did not contain a necessary header") |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
186 |
return False |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
187 |
return True |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
188 |
|
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
189 |
|
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
190 |
def get(self): |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
191 |
"""Handle a GET. Just show an info page.""" |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
192 |
if not self.CheckIsAdmin(): |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
193 |
return |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
194 |
|
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
195 |
page = self.InfoPage() |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
196 |
self.response.out.write(page) |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
197 |
|
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
198 |
def post(self): |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
199 |
"""Handle POST requests by executing the API call.""" |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
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changeset
|
200 |
if not self.CheckIsAdmin(): |
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Pawel Solyga <Pawel.Solyga@gmail.com>
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|
201 |
return |
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Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
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changeset
|
202 |
|
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Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
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|
203 |
self.response.headers['Content-Type'] = 'application/octet-stream' |
f5fd65cc3bf3
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Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
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|
204 |
response = remote_api_pb.Response() |
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Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
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|
205 |
try: |
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Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
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|
206 |
request = remote_api_pb.Request() |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
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|
207 |
request.ParseFromString(self.request.body) |
f5fd65cc3bf3
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Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
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|
208 |
response_data = self.ExecuteRequest(request) |
f5fd65cc3bf3
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Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
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|
209 |
response.mutable_response().set_contents(response_data.Encode()) |
f5fd65cc3bf3
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Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
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|
210 |
self.response.set_status(200) |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
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changeset
|
211 |
except Exception, e: |
1278
a7766286a7be
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
828
diff
changeset
|
212 |
self.response.set_status(200) |
828
f5fd65cc3bf3
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Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
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|
213 |
response.mutable_exception().set_contents(pickle.dumps(e)) |
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Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
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|
214 |
self.response.out.write(response.Encode()) |
f5fd65cc3bf3
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Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
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changeset
|
215 |
|
f5fd65cc3bf3
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Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
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changeset
|
216 |
def ExecuteRequest(self, request): |
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Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
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|
217 |
"""Executes an API invocation and returns the response object.""" |
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Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
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|
218 |
service = request.service_name() |
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Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
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|
219 |
method = request.method() |
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Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
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|
220 |
service_methods = SERVICE_PB_MAP.get(service, {}) |
f5fd65cc3bf3
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Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
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|
221 |
request_class, response_class = service_methods.get(method, (None, None)) |
f5fd65cc3bf3
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Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
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|
222 |
if not request_class: |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
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|
223 |
raise apiproxy_errors.CallNotFoundError() |
f5fd65cc3bf3
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Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
224 |
|
f5fd65cc3bf3
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Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
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|
225 |
request_data = request_class() |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
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|
226 |
request_data.ParseFromString(request.request().contents()) |
f5fd65cc3bf3
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Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
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|
227 |
response_data = response_class() |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
228 |
|
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
229 |
if service in self.LOCAL_STUBS: |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
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changeset
|
230 |
self.LOCAL_STUBS[service].MakeSyncCall(service, method, request_data, |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
231 |
response_data) |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
232 |
else: |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
233 |
apiproxy_stub_map.MakeSyncCall(service, method, request_data, |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
234 |
response_data) |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
235 |
|
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
236 |
return response_data |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
237 |
|
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
238 |
def InfoPage(self): |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
239 |
"""Renders an information page.""" |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
240 |
return """ |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
241 |
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
242 |
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
243 |
<html><head> |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
244 |
<title>App Engine API endpoint.</title> |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
245 |
</head><body> |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
246 |
<h1>App Engine API endpoint.</h1> |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
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|
247 |
<p>This is an endpoint for the App Engine remote API interface. |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
248 |
Point your stubs (google.appengine.ext.remote_api.remote_api_stub) here.</p> |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
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|
249 |
</body> |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
250 |
</html>""" |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
251 |
|
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
252 |
|
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
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|
253 |
def main(): |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
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|
254 |
application = webapp.WSGIApplication([('.*', ApiCallHandler)]) |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
255 |
wsgiref.handlers.CGIHandler().run(application) |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
256 |
|
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
257 |
|
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
258 |
if __name__ == '__main__': |
f5fd65cc3bf3
Load /Users/solydzajs/Downloads/google_appengine into
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
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|
259 |
main() |