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# -------------------------------------------------------------------------
# Copyright (c) 2015-2017 AT&T Intellectual Property
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# -------------------------------------------------------------------------
#
"""
OSDF Manager Main Flask Application
"""
import json
from threading import Thread # for scaling up, may need celery with RabbitMQ or redis
from flask import request, g
from osdf.apps.baseapp import app, run_app
from apps.pci.models.api.pciOptimizationRequest import PCIOptimizationAPI
from apps.pci.optimizers.pci_opt_processor import process_pci_optimation
from apps.placement.models.api.placementRequest import PlacementAPI
from apps.placement.optimizers.conductor.remote_opt_processor import process_placement_opt
from apps.route.optimizers.simple_route_opt import RouteOpt
from osdf.adapters.policy.interface import get_policies
from osdf.adapters.policy.interface import upload_policy_models
from osdf.config.base import osdf_config
from osdf.logging.osdf_logging import MH, audit_log
from osdf.operation.responses import osdf_response_for_request_accept as req_accept
from osdf.utils import api_data_utils
from osdf.webapp.appcontroller import auth_basic
@app.route("/api/oof/v1/healthcheck", methods=["GET"])
def do_osdf_health_check():
"""Simple health check"""
audit_log.info("A health check request is processed!")
return "OK"
@app.route("/api/oof/loadmodels/v1", methods=["GET"])
def do_osdf_load_policies():
audit_log.info("Uploading policy models")
"""Upload policy models"""
response = upload_policy_models()
audit_log.info(response)
return "OK"
@app.route("/api/oof/v1/placement", methods=["POST"])
@auth_basic.login_required
def do_placement_opt():
return placement_rest_api()
@app.route("/api/oof/placement/v1", methods=["POST"])
@auth_basic.login_required
def do_placement_opt_common_versioning():
return placement_rest_api()
def placement_rest_api():
"""Perform placement optimization after validating the request and fetching policies
Make a call to the call-back URL with the output of the placement request.
Note: Call to Conductor for placement optimization may have redirects, so account for them
"""
request_json = request.get_json()
req_id = request_json['requestInfo']['requestId']
g.request_id = req_id
audit_log.info(MH.received_request(request.url, request.remote_addr, json.dumps(request_json)))
api_version_info = api_data_utils.retrieve_version_info(request, req_id)
PlacementAPI(request_json).validate()
policies = get_policies(request_json, "placement")
audit_log.info(MH.new_worker_thread(req_id, "[for placement]"))
t = Thread(target=process_placement_opt, args=(request_json, policies, osdf_config))
t.start()
audit_log.info(MH.accepted_valid_request(req_id, request))
return req_accept(request_id=req_id,
transaction_id=request_json['requestInfo']['transactionId'],
version_info=api_version_info, request_status="accepted", status_message="")
@app.route("/api/oof/v1/route", methods=["POST"])
def do_route_calc():
"""
Perform the basic route calculations and returnn the vpn-bindings
"""
request_json = request.get_json()
audit_log.info("Calculate Route request received!")
return RouteOpt().getRoute(request_json)
@app.route("/api/oof/v1/pci", methods=["POST"])
@app.route("/api/oof/pci/v1", methods=["POST"])
@auth_basic.login_required
def do_pci_optimization():
request_json = request.get_json()
req_id = request_json['requestInfo']['requestId']
g.request_id = req_id
audit_log.info(MH.received_request(request.url, request.remote_addr, json.dumps(request_json)))
PCIOptimizationAPI(request_json).validate()
# disable policy retrieval
# policies = get_policies(request_json, "pciopt")
audit_log.info(MH.new_worker_thread(req_id, "[for pciopt]"))
t = Thread(target=process_pci_optimation, args=(request_json, osdf_config, None))
t.start()
audit_log.info(MH.accepted_valid_request(req_id, request))
return req_accept(request_id=req_id,
transaction_id=request_json['requestInfo']['transactionId'],
request_status="accepted", status_message="")
if __name__ == "__main__":
run_app()
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