def test_gs_session_class():
"""GSSession works"""
gs_session = GSSession(google_application_credentials='foo')
assert gs_session._creds
assert gs_session.get_credential_options(
)['GOOGLE_APPLICATION_CREDENTIALS'] == 'foo'
assert gs_session.hascreds({'GOOGLE_APPLICATION_CREDENTIALS': 'foo'})
def get_raster_profile(request):
"""
Cloud function that get a raster from Google Cloud Storage and returns its `rasterio` profile.
:param request:
:return:
"""
try:
filename = request.args["filename"]
except KeyError:
logging.error("'filename' parameter is missing", exc_info=True)
flask.abort(400)
try:
bucket = request.args["bucket"]
except KeyError:
logging.error("'bucket' parameter is missing", exc_info=True)
flask.abort(400)
# Get the credentials and project ID from the environment
credentials, project = google.auth.default()
print(credentials)
print(credentials.to_json())
print(project)
google.auth.C
# Create a requests Session object with the credentials
session = requests.AuthorizedSession(credentials)
print(session)
with rasterio.Env(session_class=GSSession(credentials.to_json())):
with rasterio.open(f"gs://{bucket}/{filename}") as src:
profile = src.profile
return flask.jsonify(profile)
def test_google_session_ctor_no_arg():
session = GSSession()
assert not session._creds