def gcsFunction1(fileName=None,data=None):
#using an ordinary post request with file as the data stream
my_default_retry_params = gcs.RetryParams(initial_delay=0.2,
max_delay=5.0,
backoff_factor=2,
max_retry_period=15)
gcs.set_default_retry_params(my_default_retry_params)
bucket_name = os.environ.get('BUCKET_NAME',
app_identity.get_default_gcs_bucket_name())
bucket = '/' + bucket_name
filename = bucket + '/'+fileName
content_t=mimetypes.guess_type(data)
write_retry_params = gcs.RetryParams(backoff_factor=1.1)
try:
gcs_file = gcs.open(filename,
'w',
content_type=content_t,
options={'x-goog-meta-filename': fileName},
retry_params=write_retry_params)
#get only the data stream
data=data.split(',')[1]
#convert data to proper binary format for saving
data=base64.b64decode(data)
gcs_file.write(data)
gcs_file.close()
except Exception as e:
logging.exception(e)
raise Exception(500,"Server Error:" + e)
return(True)
def setUp(self):
self.set_application(tst_app)
self.setup_testbed()
self.init_datastore_stub()
self.init_memcache_stub()
self.init_taskqueue_stub()
self.init_app_identity_stub()
self.init_mail_stub()
self.register_search_api_stub()
self.init_urlfetch_stub()
self.init_blobstore_stub()
self.init_modules_stub()
cloudstorage.set_default_retry_params(None)
# Create enterprise, sensortype and sensor
self.e = Enterprise.Create()
self.e.Update(name="Test Ent", timezone="Africa/Nairobi")
self.e.put()
self.owner = User.Create(self.e, phone=OWNER_NUM, notify=False)
self.owner.Update(name=OWNER_NAME, currency="KES")
self.owner.put()
self.spedometer = SensorType.Create(self.e)
schema = {'speed': {'unit': 'kph'}, 'narrative': {'type': 'string'}}
self.spedometer.Update(name="Spedometer", schema=json.dumps(schema))
self.spedometer.put()
self.vehicle_1 = Sensor.Create(self.e, TEST_SENSOR_ID,
self.spedometer.key().id())
self.vehicle_1.Update(sensortype_id=self.spedometer.key().id(),
name="Vehicle Sensor 1")
self.vehicle_1.put()
def upload(request):
qs = models.Elements.objects.all()
filename = djqscsv.generate_filename(qs, append_datestamp=True)
my_default_retry_params = gcs.RetryParams(initial_delay=0.2,
max_delay=5.0,
backoff_factor=2,
max_retry_period=15)
gcs.set_default_retry_params(my_default_retry_params)
bucket_name = os.environ.get('BUCKET_NAME', app_identity.get_default_gcs_bucket_name())
bucket = '/' + bucket_name
file_obj = djqscsv.render_to_csv_response(qs, filename)
try:
write_retry_params = gcs.RetryParams(backoff_factor=1.1)
gcs_file = gcs.open(bucket+'/'+filename,
'w',
content_type='text/csv',
options={'x-goog-meta-foo': 'foo',
'x-goog-meta-bar': 'bar'},
retry_params=write_retry_params)
gcs_file.write(file_obj.content)
gcs_file.close()
except Exception, e: # pylint: disable=broad-except
logging.exception(e)
def CreateFile(self, nombre, datos):
my_default_retry_params = gcs.RetryParams(initial_delay=0.2, max_delay=5.0, backoff_factor=2, max_retry_period=15)
gcs.set_default_retry_params(my_default_retry_params)
bucket_name = os.environ.get('BUCKET_NAME', app_identity.get_default_gcs_bucket_name())
#bucket_name = os.environ.get('BUCKET_NAME', 'prueba')
#print bucket_name
#bucket_name = 'prueba'
bucket = '/' + bucket_name
filename = bucket + '/' + nombre
print 'filename: '+filename
#https://cloud.google.com/appengine/docs/python/googlecloudstorageclient/functions
write_retry_params = gcs.RetryParams(backoff_factor=1.1)
gcs_file = gcs.open(filename, 'w', content_type='image/jpeg', options={'x-goog-meta-foo': 'foo', 'x-goog-meta-bar': 'bar', 'x-goog-acl': 'public-read'}, retry_params=write_retry_params)
gcs_file.write(datos)
gcs_file.close()
blobstore_filename = '/gs' + filename
key = blobstore.create_gs_key(blobstore_filename)
#Si se encuentra en el servidor de Google
if os.getenv('SERVER_SOFTWARE', '').startswith('Google App Engine/'):
return 'http://storage.googleapis.com'+filename
#Si está en entorno de desarrollo local:
else:
return get_serving_url(key)
def __init__(self):
my_default_retry_params = gcs.RetryParams(initial_delay=0.2,
max_delay=5.0,
backoff_factor=2,
max_retry_period=15)
gcs.set_default_retry_params(my_default_retry_params)
pass
def main():
my_default_retry_params = cloudstorage.RetryParams(
initial_delay=0.5,
max_delay=30.0,
backoff_factor=2,
urlfetch_timeout=60)
cloudstorage.set_default_retry_params(my_default_retry_params)
run_wsgi_app(application)
def __init__(self, *args, **kwargs):
# webapp framework invokes initialize after __init__.
# webapp2 framework invokes initialize within __init__.
# Python27 runtime swap webapp with webapp2 underneath us.
# Since initialize will conditionally change this field,
# it needs to be set before calling super's __init__.
self._preprocess_success = False
super(TaskQueueHandler, self).__init__(*args, **kwargs)
if cloudstorage:
cloudstorage.set_default_retry_params(
cloudstorage.RetryParams(save_access_token=True))
def __init__(self, *args, **kwargs):
# webapp framework invokes initialize after __init__.
# webapp2 framework invokes initialize within __init__.
# Python27 runtime swap webapp with webapp2 underneath us.
# Since initialize will conditionally change this field,
# it needs to be set before calling super's __init__.
self._preprocess_success = False
super(TaskQueueHandler, self).__init__(*args, **kwargs)
if cloudstorage:
cloudstorage.set_default_retry_params(
cloudstorage.RetryParams(save_access_token=True))
def setUp(self):
self.storage = default_storage
self.testbed = testbed.Testbed()
self.testbed.activate()
self.testbed.init_urlfetch_stub()
self.testbed.init_app_identity_stub()
self.testbed.init_files_stub()
self.testbed.init_blobstore_stub()
cloudstorage.set_default_retry_params(None)
# cleanup storage stub
for elem in cloudstorage.listbucket('/test_bucket/'):
cloudstorage.delete(elem.filename)
def setUp(self): self.testbed = testbed.Testbed() self.testbed.activate() self.testbed.init_app_identity_stub() self.testbed.init_blobstore_stub() self.testbed.init_datastore_v3_stub() self.testbed.init_memcache_stub() self.testbed.init_urlfetch_stub() self._old_max_keys = common._MAX_GET_BUCKET_RESULT common._MAX_GET_BUCKET_RESULT = 2 self.start_time = time.time() cloudstorage.set_default_retry_params(None)
def setUp(self):
self.testbed = testbed.Testbed()
self.testbed.activate()
self.testbed.init_app_identity_stub()
self.testbed.init_blobstore_stub()
self.testbed.init_datastore_v3_stub()
self.testbed.init_memcache_stub()
self.testbed.init_urlfetch_stub()
self._old_max_keys = common._MAX_GET_BUCKET_RESULT
common._MAX_GET_BUCKET_RESULT = 2
self.start_time = time.time()
cloudstorage.set_default_retry_params(None)
def gcsWrite(cont,iden,cType="file",fileName=None):
#set storage parameters and options
my_default_retry_params = gcs.RetryParams(initial_delay=0.2,
max_delay=5.0,
backoff_factor=2,
max_retry_period=15)
gcs.set_default_retry_params(my_default_retry_params)
#get the right storage folder
bucket_name = os.environ.get('BUCKET_NAME',
app_identity.get_default_gcs_bucket_name())
bucket = '/' + bucket_name
#get the time for including in filename for uniqueness
now=datetime.datetime.now()
#check content type: file or data and set the right parameters
if cType=="file":
content_t=cont.mimetype
#secure filename
fileName=cont.filename
else:
#try to guess the data type based on data stream content
content_t=mimetypes.guess_type(cont)
#get only the data stream
cont=cont.split(',')[1]
#decode the data into proper format for image file
cont=base64.b64decode(cont)
#build the right filenames for storage to file system
fileName=secure_filename(fileName)
fileName1=iden+now.isoformat()+fileName
filename = bucket + '/'+fileName1
#re-set storage write parameters
write_retry_params = gcs.RetryParams(backoff_factor=1.1)
#try to write data to storage
try:
#open gcs file
gcs_file = gcs.open(filename,
'w',
content_type=content_t,
options={'x-goog-meta-filename': fileName},
retry_params=write_retry_params)
#check content type: file or data
if cType=="file":
#get file contents as data stream
gcs_file.write(cont.stream.read())
else:
#data is already in the right format
gcs_file.write(cont)
#close gcs file
gcs_file.close()
except Exception as e:
logging.exception(e)
raise Exception(500,str(e))
return(filename,fileName)
def setUp(self):
"""Setup for Cloudstorage testing."""
self.testbed = testbed.Testbed()
self.testbed.activate()
self.testbed.init_app_identity_stub()
self.testbed.init_blobstore_stub()
self.testbed.init_datastore_v3_stub()
self.testbed.init_memcache_stub()
self.testbed.init_urlfetch_stub()
self._old_max_keys = common._MAX_GET_BUCKET_RESULT
common._MAX_GET_BUCKET_RESULT = 2
self.start_time = time.time()
cloudstorage.set_default_retry_params(None)
with cloudstorage.open(TESTFILE, 'w') as gcs:
gcs.write(DEFAULT_COMPOSE_CONTENT)
def setUp(self):
"""Setup for Cloudstorage testing."""
self.testbed = testbed.Testbed()
self.testbed.activate()
self.testbed.init_app_identity_stub()
self.testbed.init_blobstore_stub()
self.testbed.init_datastore_v3_stub()
self.testbed.init_memcache_stub()
self.testbed.init_urlfetch_stub()
self._old_max_keys = common._MAX_GET_BUCKET_RESULT
common._MAX_GET_BUCKET_RESULT = 2
self.start_time = time.time()
cloudstorage.set_default_retry_params(None)
with cloudstorage.open(TESTFILE, 'w') as gcs:
gcs.write(DEFAULT_COMPOSE_CONTENT)
def __init__(self, *args, **kwargs):
# webapp framework invokes initialize after __init__.
# webapp2 framework invokes initialize within __init__.
# Python27 runtime swap webapp with webapp2 underneath us.
# Since initialize will conditionally change this field,
# it needs to be set before calling super's __init__.
self._preprocess_success = False
super(TaskQueueHandler, self).__init__(*args, **kwargs)
if cloudstorage:
cloudstorage.set_default_retry_params(
cloudstorage.RetryParams(
min_retries=5,
max_retries=10,
urlfetch_timeout=parameters._GCS_URLFETCH_TIMEOUT_SEC,
save_access_token=True,
_user_agent=self._DEFAULT_USER_AGENT))
def __init__(self, *args, **kwargs):
# webapp framework invokes initialize after __init__.
# webapp2 framework invokes initialize within __init__.
# Python27 runtime swap webapp with webapp2 underneath us.
# Since initialize will conditionally change this field,
# it needs to be set before calling super's __init__.
self._preprocess_success = False
super(TaskQueueHandler, self).__init__(*args, **kwargs)
if cloudstorage:
cloudstorage.set_default_retry_params(
cloudstorage.RetryParams(
min_retries=5,
max_retries=10,
urlfetch_timeout=parameters._GCS_URLFETCH_TIMEOUT_SEC,
save_access_token=True,
_user_agent=self._DEFAULT_USER_AGENT))
def testRetryParams(self):
retry_params = cloudstorage.RetryParams(max_retries=0)
cloudstorage.set_default_retry_params(retry_params)
retry_params.max_retries = 1000
with cloudstorage.open(TESTFILE, 'w') as f:
self.assertEqual(0, f._api.retry_params.max_retries)
with cloudstorage.open(TESTFILE, 'w') as f:
cloudstorage.set_default_retry_params(retry_params)
self.assertEqual(0, f._api.retry_params.max_retries)
per_call_retry_params = cloudstorage.RetryParams()
with cloudstorage.open(TESTFILE, 'w',
retry_params=per_call_retry_params) as f:
self.assertEqual(per_call_retry_params, f._api.retry_params)
def testRetryParams(self):
retry_params = cloudstorage.RetryParams(max_retries=0)
cloudstorage.set_default_retry_params(retry_params)
retry_params.max_retries = 1000
with cloudstorage.open(TESTFILE, 'w') as f:
self.assertEqual(0, f._api.retry_params.max_retries)
with cloudstorage.open(TESTFILE, 'w') as f:
cloudstorage.set_default_retry_params(retry_params)
self.assertEqual(0, f._api.retry_params.max_retries)
per_call_retry_params = cloudstorage.RetryParams()
with cloudstorage.open(TESTFILE,
'w',
retry_params=per_call_retry_params) as f:
self.assertEqual(per_call_retry_params, f._api.retry_params)
def CreateFile(self, nombre, datos):
my_default_retry_params = gcs.RetryParams(initial_delay=0.2,
max_delay=5.0,
backoff_factor=2,
max_retry_period=15)
gcs.set_default_retry_params(my_default_retry_params)
bucket_name = os.environ.get(
'BUCKET_NAME', app_identity.get_default_gcs_bucket_name())
#bucket_name = os.environ.get('BUCKET_NAME', 'prueba')
#print bucket_name
#bucket_name = 'prueba'
bucket = '/' + bucket_name
filename = bucket + '/' + nombre
print 'filename: ' + filename
#https://cloud.google.com/appengine/docs/python/googlecloudstorageclient/functions
write_retry_params = gcs.RetryParams(backoff_factor=1.1)
gcs_file = gcs.open(filename,
'w',
content_type='image/jpeg',
options={
'x-goog-meta-foo': 'foo',
'x-goog-meta-bar': 'bar',
'x-goog-acl': 'public-read'
},
retry_params=write_retry_params)
gcs_file.write(datos)
gcs_file.close()
blobstore_filename = '/gs' + filename
key = blobstore.create_gs_key(blobstore_filename)
#Si se encuentra en el servidor de Google
if os.getenv('SERVER_SOFTWARE', '').startswith('Google App Engine/'):
return 'http://storage.googleapis.com' + filename
#Si está en entorno de desarrollo local:
else:
return get_serving_url(key)
def load_from_gcs_bucket(filename,bucket=None):
"""
Return file payload from Google Cloud Storage
"""
file = None
# Retry can help overcome transient urlfetch or GCS issues, such as timeouts.
my_default_retry_params = gcs.RetryParams(initial_delay=0.2,
max_delay=5.0,
backoff_factor=2,
max_retry_period=15)
gcs.set_default_retry_params(my_default_retry_params)
if bucket is None:
# Default bucket name
bucket = os.environ.get('BUCKET_NAME', app_identity.get_default_gcs_bucket_name())
try:
if bucket is not None:
file = gcs.open('/' + bucket + '/' + filename, 'r')
else:
logging.error('Bucket does not exist. Consider adding default bucket through GAE console')
except gcs.NotFoundError:
logging.error(filename + ' not found in default bucket')
return file
import cloudstorage
from google.appengine.api import app_identity
import webapp2
import instagram
import taxonomy
BUCKET_NAME = os.environ.get('BUCKET_NAME',
app_identity.get_default_gcs_bucket_name())
JSON_OUT = '/%s/birds.json' % BUCKET_NAME
cloudstorage.set_default_retry_params(
cloudstorage.RetryParams(initial_delay=0.2,
max_delay=5.0,
backoff_factor=2,
max_retry_period=15))
class MainPage(webapp2.RequestHandler):
def get(self):
self.response.headers['Content-Type'] = 'text/plain'
self.response.write(BUCKET_NAME)
instagram_posts = instagram.getPostsByEnglishName()
taxonomy_dict = taxonomy.getHierarchicalDict(
english_name_filter=instagram_posts)
with cloudstorage.open(JSON_OUT,
'w',
content_type='application/json',
from google.appengine.api import app_identity
__author__ = 'fernando'
CACHE_TIMEOUT = 86400*7
TEXTCHARS = ''.join(map(chr, [7,8,9,10,12,13,27] + range(0x20, 0x100)))
logging = _logging.getLogger("matrufsc2_cache")
logging.setLevel(_logging.WARNING)
gcs.set_default_retry_params(
gcs.RetryParams(
initial_delay=0.2,
max_delay=5.0,
min_retries=10,
max_retries=60,
backoff_factor=2,
max_retry_period=30,
urlfetch_timeout=60
)
)
class CacheItem(object):
__slots__ = ["value", "expire_on"]
class LRUItem(object):
__slots__ = ["value", "key", "updated_on", "accessed_on"]
def __repr__(self):
""" データの取得
"""
res = self.cache.get()
if not bool(res):
logging.debug(self.cache.name + "MISS")
self.cache.add(self.edit(self.read()))
res = self.cache.get()
return res
# GCSタイムアウト設定
RETRY_PARAMS = storage.RetryParams(initial_delay=0.2,
max_delay=5.0,
backoff_factor=2,
max_retry_period=15)
storage.set_default_retry_params(RETRY_PARAMS)
class Storage:
""" Google Cloud Storageの汎用モデル
"""
@staticmethod
def get_bucket_name():
""" バケット名を返す
"""
return os.environ.get('BUCKET_NAME',
app_identity.get_default_gcs_bucket_name())
@staticmethod
def write_file(filename, content, content_type):
""" GCSにファイル保存
# [START imports]
import os
import cloudstorage as gcs
import webapp2
# from google.appengine.api import images
from PIL import Image
import io
from settings import SRC_BUCKET, DST_BUCKET, BUCKET_NAME, ALLOW_EXT, ROWS, COLS
# [END imports]
# [START retries]
gcs.set_default_retry_params(
gcs.RetryParams(initial_delay=0.2,
max_delay=5.0,
backoff_factor=2,
max_retry_period=15))
# [END retries]
class MainPage(webapp2.RequestHandler):
"""Main page for GCS demo application."""
page_size = 100
def get(self):
try:
# [header of response]
self.response.headers['Content-Type'] = 'text/plain'
self.response.write(
'\t\t\tChop Cutting Google AppEngine Application\n')
# -*- coding: utf-8 -*- ''' Created on Jul 18, 2013 @author: Edis Sehalic ([email protected]) ''' import sys import os sys.path.insert(0, os.path.join(os.path.dirname(__file__), 'lib')) import cloudstorage ''' appstats_MAX_STACK = 50 def webapp_add_wsgi_middleware(app): from google.appengine.ext.appstats import recording app = recording.appstats_wsgi_middleware(app) return app ''' cloudstorage.set_default_retry_params( cloudstorage.RetryParams(initial_delay=0.2, max_delay=5.0, backoff_factor=2, max_retries=5, max_retry_period=60, urlfetch_timeout=30))
import cgi
import cloudstorage
import copy
from google.appengine.ext import blobstore
from google.appengine.api import images, urlfetch
from google.appengine.datastore.datastore_query import Cursor
from app import orm, mem, settings
from app.util import *
# @see https://developers.google.com/appengine/docs/python/googlecloudstorageclient/retryparams_class
default_retry_params = cloudstorage.RetryParams(initial_delay=0.2, max_delay=5.0, backoff_factor=2,
max_retries=5, max_retry_period=60, urlfetch_timeout=30)
cloudstorage.set_default_retry_params(default_retry_params)
##########################################
########## Extra system models! ##########
##########################################
class Role(orm.BaseExpando):
_kind = 66
# feature proposition (though it should create overhead due to the required drilldown process!)
# parent_record = orm.SuperKeyProperty('1', kind='Role', indexed=False)
# complete_name = orm.SuperTextProperty('2')
name = orm.SuperStringProperty('1', required=True)
import jinja2
import os
import cloudstorage as gcs
import logging
import webapp2
from google.appengine.ext import ndb
BUCKET_NAME = 'your_bucket_name'
MY_DEFAULT_RETRY_PARAMS = gcs.RetryParams(initial_delay=0.2,
max_delay=5.0,
backoff_factor=2,
max_retry_period=15)
gcs.set_default_retry_params(MY_DEFAULT_RETRY_PARAMS)
def guestbook_key(guestbook_name='default_guestbook'):
return ndb.Key('Guestbook', guestbook_name)
jinja_environment = jinja2.Environment(
loader=jinja2.FileSystemLoader(os.path.dirname(__file__)),
extensions=['jinja2.ext.autoescape'],
autoescape=True)
class Greeting(ndb.Model):
content = ndb.StringProperty()
date = ndb.DateTimeProperty(auto_now_add=True)
import os
import re
import sys
import webapp2
import uuid
from perf_insights import trace_info
import cloudstorage as gcs
default_retry_params = gcs.RetryParams(initial_delay=0.2,
max_delay=5.0,
backoff_factor=2,
max_retry_period=15)
gcs.set_default_retry_params(default_retry_params)
class UploadPage(webapp2.RequestHandler):
def get(self):
self.response.out.write("""
<html><body>
<head><title>Performance Insights - Trace Uploader</title></head>
<form action="/upload" enctype="multipart/form-data" method="post">
<div><input type="file" name="trace"/></div>
<div><input type="submit" value="Upload"></div>
</form><hr>
</body></html>""")
def post(self):
import webapp2
from google.appengine.api import app_identity
from google.appengine.ext import blobstore
from google.appengine.ext.webapp import blobstore_handlers
from apiclient.discovery import build
from apiclient.errors import HttpError
from oauth2client.client import AccessTokenCredentials
my_default_retry_params = gcs.RetryParams(initial_delay=0.2,
max_delay=5.0,
backoff_factor=2,
max_retry_period=15)
gcs.set_default_retry_params(my_default_retry_params)
bucket = "/" + os.environ.get("BUCKET_NAME",
app_identity.get_default_gcs_bucket_name())
class UploadHandler(webapp2.RequestHandler):
_metainfo = None
_content_type = None
_content = None
_token = None
_service = None
def dispatch(self):
self._checkauth()
# [START sample]
"""A sample app that uses GCS client to operate on bucket and file."""
# [START imports]
import os
import cloudstorage
from google.appengine.api import app_identity
import webapp2
# [END imports]
# [START retries]
cloudstorage.set_default_retry_params(
cloudstorage.RetryParams(
initial_delay=0.2, max_delay=5.0, backoff_factor=2, max_retry_period=15
))
# [END retries]
class MainPage(webapp2.RequestHandler):
"""Main page for GCS demo application."""
# [START get_default_bucket]
def get(self):
bucket_name = os.environ.get(
'BUCKET_NAME', app_identity.get_default_gcs_bucket_name())
self.response.headers['Content-Type'] = 'text/plain'
self.response.write(
'Demo GCS Application running from Version: {}\n'.format(