def handle_object_get(thisAuth, thisContainer, thisObject):
if thisContainer == pseudoContainer.PSEUDO_CONTAINER_NAME:
return pseudoContainer.dispatch(thisObject=thisObject)
sdos_frontend = get_sdos_frontend(containerName=thisContainer,
swiftTenant=thisAuth,
swiftToken=get_token(request))
if sdos_frontend and thisObject.startswith(
pseudoObjects.PSEUDO_OBJECT_PREFIX):
return pseudoObjects.dispatch_get_head(sdos_frontend, thisObject)
myUrl = get_proxy_request_url(thisAuth, thisContainer, thisObject)
s, h, b = httpBackend.doGenericRequest(method=request.method,
reqUrl=myUrl,
reqHead=request.headers,
reqArgs=request.args,
reqData=request.data)
if (s == 200 and len(b) and sdos_frontend):
try:
decrypted_b = sdos_frontend.decrypt_bytes_object(b, thisObject)
except:
raise HttpError("Decryption failed", 412)
# don't overwrite headers since the content length from the original response is incorrect; it accounts for padding...
# the Response object will determine the actual, correct size
return Response(response=decrypted_b, status=s, headers=strip_etag(h))
else:
r = Response(response=b, status=s)
# this covers the unencrypted case (1) and also HEAD requests (2). We overwrite ALL the headers to retain
# the content size in the HEAD case
r.headers = h
return r
def handle_account(thisAuth):
myUrl = get_proxy_request_url(thisAuth)
s, h, b = httpBackend.doGenericRequest(method=request.method,
reqUrl=myUrl,
reqHead=request.headers,
reqArgs=request.args,
reqData=request.data)
return Response(response=b, status=s, headers=h)
def handle_container(thisAuth, thisContainer):
if thisContainer == pseudoContainer.PSEUDO_CONTAINER_NAME:
return "", 200
myUrl = get_proxy_request_url(thisAuth, thisContainer)
s, h, b = httpBackend.doGenericRequest(method=request.method,
reqUrl=myUrl,
reqHead=request.headers,
reqArgs=request.args,
reqData=request.data)
return Response(response=b, status=s, headers=h)
def handle_object_delete(thisAuth, thisContainer, thisObject):
myUrl = get_proxy_request_url(thisAuth, thisContainer, thisObject)
s, h, b = httpBackend.doGenericRequest(
method=request.method, reqUrl=myUrl, reqHead=request.headers, reqArgs=request.args, reqData=request.data
)
sdos_frontend = get_sdos_frontend(containerName=thisContainer, swiftTenant=thisAuth, swiftToken=get_token(request))
if s == 204 and sdos_frontend:
sdos_frontend.deleteObject(thisObject, deleteDataObjectInSwift=False)
sdos_frontend.finish()
return Response(response=b, status=s, headers=h)
def handle_object_delete(thisAuth, thisContainer, thisObject):
myUrl = get_proxy_request_url(thisAuth, thisContainer, thisObject)
s, h, b = httpBackend.doGenericRequest(method=request.method,
reqUrl=myUrl,
reqHead=request.headers,
reqArgs=request.args,
reqData=request.data)
sdos_frontend = get_sdos_frontend(containerName=thisContainer,
swiftTenant=thisAuth,
swiftToken=get_token(request))
if (s == 204 and sdos_frontend):
sdos_frontend.deleteObject(thisObject)
return Response(response=b, status=s, headers=h)
def handle_object_put(thisAuth, thisContainer, thisObject):
myUrl = get_proxy_request_url(thisAuth, thisContainer, thisObject)
sdos_frontend = get_sdos_frontend(containerName=thisContainer, swiftTenant=thisAuth, swiftToken=get_token(request))
if sdos_frontend and len(request.data):
data = sdos_frontend.encrypt_bytes_object(o=request.data, name=thisObject)
headers = add_sdos_flag(request.headers)
sdos_frontend.finish()
else:
data = request.data
headers = request.headers
s, h, b = httpBackend.doGenericRequest(
method=request.method, reqUrl=myUrl, reqHead=headers, reqArgs=request.args, reqData=data
)
return Response(response=b, status=s, headers=strip_etag(h))
def handle_object_put(thisAuth, thisContainer, thisObject):
"""
upload/update object; C/U (from CRUD) operations
we explicitly check the validity of the request
SwiftBackend(tenant=thisAuth, token=thisToken).assert_valid_auth()
for pseudo object/pseudo container requests because this otherwise doesn't happen,
or happens too late; i.e. after KeyCascade objects were modified. In case of uploads we verify AFTER
K.C. operations because the client can just upload the same object again and the "wrongly" assigned key/slot will be re-used
:param thisAuth:
:param thisContainer:
:param thisObject:
:return:
"""
thisToken = get_token(request)
if thisContainer == pseudoContainer.PSEUDO_CONTAINER_NAME:
SwiftBackend(tenant=thisAuth, token=thisToken).assert_valid_auth()
return pseudoContainer.dispatch(thisObject=thisObject,
data=request.headers)
myUrl = get_proxy_request_url(thisAuth, thisContainer, thisObject)
sdos_frontend = get_sdos_frontend(containerName=thisContainer,
swiftTenant=thisAuth,
swiftToken=thisToken)
if sdos_frontend and thisObject.startswith(
pseudoObjects.PSEUDO_OBJECT_PREFIX):
SwiftBackend(tenant=thisAuth, token=thisToken).assert_valid_auth()
return pseudoObjects.dispatch_put_post(sdos_frontend, thisObject,
request.headers)
if (sdos_frontend and len(request.data)):
try:
data = sdos_frontend.encrypt_bytes_object(o=request.data,
name=thisObject)
headers = add_sdos_flag(request.headers)
except:
raise HttpError("Encryption failed", 412)
else:
data = request.data
headers = request.headers
s, h, b = httpBackend.doGenericRequest(method=request.method,
reqUrl=myUrl,
reqHead=headers,
reqArgs=request.args,
reqData=data)
return Response(response=b, status=s, headers=strip_etag(h))
def handle_object_get(thisAuth, thisContainer, thisObject):
sdos_frontend = get_sdos_frontend(containerName=thisContainer, swiftTenant=thisAuth, swiftToken=get_token(request))
if sdos_frontend and thisObject.startswith(pseudoObjects.PSEUDO_OBJECT_PREFIX):
return pseudoObjects.dispatch(sdos_frontend, thisObject)
myUrl = get_proxy_request_url(thisAuth, thisContainer, thisObject)
s, h, b = httpBackend.doGenericRequest(
method=request.method, reqUrl=myUrl, reqHead=request.headers, reqArgs=request.args, reqData=request.data
)
if s == 200 and len(b) and sdos_frontend:
decrypted_b = sdos_frontend.decrypt_bytes_object(b, thisObject)
# don't overwrite headers since the content length from the original response is incorrect; it accounts for padding...
# the Response object will determine the actual, correct size
return Response(response=decrypted_b, status=s, headers=strip_etag(h))
else:
r = Response(response=b, status=s)
# this covers the unencrypted case (1) and also HEAD requests (2). We overwrite ALL the headers to retain
# the content size in the HEAD case
r.headers = h
return r
def handle_container(thisAuth, thisContainer):
myUrl = get_proxy_request_url(thisAuth, thisContainer)
s, h, b = httpBackend.doGenericRequest(
method=request.method, reqUrl=myUrl, reqHead=request.headers, reqArgs=request.args, reqData=request.data
)
return Response(response=b, status=s, headers=h)
