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Commit c767764

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author
Jon Wayne Parrott
committed
Moving logging example.
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‎appengine/logging/__init__.py

Copy file name to clipboardExpand all lines: appengine/logging/__init__.py
Whitespace-only changes.

‎appengine/logging/reading_logs/__init__.py

Copy file name to clipboardExpand all lines: appengine/logging/reading_logs/__init__.py
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‎appengine/logging/reading_logs/app.yaml

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runtime: python27
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threadsafe: yes
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api_version: 1
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handlers:
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- url: .*
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script: main.app

‎appengine/logging/reading_logs/main.py

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# Copyright 2015 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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Sample Google App Engine application that demonstrates how to use the App
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Engine Log Service API to read application logs.
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"""
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# [START all]
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import base64
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import datetime
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from itertools import islice
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from textwrap import dedent
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import time
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from google.appengine.api.logservice import logservice
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import webapp2
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def get_logs(offset=None):
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# Logs are read backwards from the given end time. This specifies to read
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# all logs up until now.
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end_time = time.time()
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logs = logservice.fetch(
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end_time=end_time,
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offset=offset,
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minimum_log_level=logservice.LOG_LEVEL_INFO,
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include_app_logs=True)
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return logs
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def format_log_entry(entry):
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# Format any application logs that happened during this request.
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logs = []
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for log in entry.app_logs:
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date = datetime.datetime.fromtimestamp(
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log.time).strftime('%D %T UTC')
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logs.append('Date: {}, Message: {}'.format(
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date, log.message))
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# Format the request log and include the application logs.
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date = datetime.datetime.fromtimestamp(
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entry.end_time).strftime('%D %T UTC')
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output = dedent("""
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Date: {}
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IP: {}
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Method: {}
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Resource: {}
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Logs:
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""".format(date, entry.ip, entry.method, entry.resource))
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output += '\n'.join(logs)
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return output
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class MainPage(webapp2.RequestHandler):
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def get(self):
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offset = self.request.get('offset', None)
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if offset:
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offset = base64.urlsafe_b64decode(str(offset))
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# Get the logs given the specified offset.
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logs = get_logs(offset=offset)
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# Output the first 10 logs.
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log = None
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for log in islice(logs, 10):
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self.response.write(
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'<pre>{}</pre>'.format(format_log_entry(log)))
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offset = log.offset
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if not log:
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self.response.write('No log entries found.')
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# Add a link to view more log entries.
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elif offset:
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self.response.write(
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'<a href="/?offset={}"">More</a'.format(
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base64.urlsafe_b64encode(offset)))
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app = webapp2.WSGIApplication([
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('/', MainPage)
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], debug=True)
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# [END all]

‎appengine/logging/reading_logs/main_test.py

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# Copyright 2015 Google Inc. All rights reserved.
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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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from tests import AppEngineTestbedCase
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import webtest
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from . import main
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class TestReadingLogs(AppEngineTestbedCase):
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def setUp(self):
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super(TestReadingLogs, self).setUp()
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self.app = webtest.TestApp(main.app)
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def test_get(self):
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response = self.app.get('/')
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self.assertEqual(response.status_int, 200)
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self.assertTrue('No log entries found' in response.text)
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self.assertTrue('More' not in response.text)

‎appengine/logging/writing_logs/__init__.py

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‎appengine/logging/writing_logs/app.yaml

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runtime: python27
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threadsafe: yes
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api_version: 1
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handlers:
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- url: .*
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script: main.app

‎appengine/logging/writing_logs/main.py

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# Copyright 2015 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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Sample Google App Engine application that demonstrates using the standard
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Python logging package. Logs are automatically collected and available via
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the Google Cloud Console.
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"""
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# [START all]
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import logging
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import webapp2
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class MainPage(webapp2.RequestHandler):
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def get(self):
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logging.debug('This is a debug message')
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logging.info('This is an info message')
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logging.warning('This is a warning message')
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logging.error('This is an error message')
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logging.critical('This is a critical message')
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try:
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raise ValueError('This is a sample value error.')
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except ValueError:
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logging.exception('A example exception log.')
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self.response.out.write('Logging example.')
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app = webapp2.WSGIApplication([
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('/', MainPage)
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], debug=True)
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# [END all]

‎appengine/logging/writing_logs/main_test.py

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# Copyright 2015 Google Inc. All rights reserved.
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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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from tests import AppEngineTestbedCase
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import webtest
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from . import main
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class TestWritingLogs(AppEngineTestbedCase):
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def setUp(self):
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super(TestWritingLogs, self).setUp()
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self.app = webtest.TestApp(main.app)
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def test_get(self):
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response = self.app.get('/')
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self.assertEqual(response.status_int, 200)
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self.assertTrue('Logging example' in response.text)

‎managed_vms/hello_world_custom/requirements.txt

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Flask==0.10.1
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gunicorn==19.3.0
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gunicorn==19.4.1

‎tests/utils.py

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self.testbed.init_taskqueue_stub(root_path='tests/resources')
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self.taskqueue_stub = self.testbed.get_stub(
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testbed.TASKQUEUE_SERVICE_NAME)
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self.testbed.init_logservice_stub()
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def tearDown(self):
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super(AppEngineTestbedCase, self).tearDown()

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