Wrap API and registry requests with common metric timings

Record response times, codes, and rollup non-2XX responses.

endpoints/v2/__init__.py

@@ -7,6 +7,7 @@ from flask import Blueprint, make_response, url_for, request
 from functools import wraps
 from urlparse import urlparse
 
+from app import metric_queue
 from endpoints.decorators import anon_protect, anon_allowed
 from auth.jwt_auth import process_jwt_auth
 from auth.auth_context import get_grant_user_context
@@ -14,12 +15,13 @@ from auth.permissions import (ReadRepositoryPermission, ModifyRepositoryPermissi
                               AdministerRepositoryPermission)
 from data import model
 from util.http import abort
-
+from util.saas.metricqueue import time_blueprint
 
 
 logger = logging.getLogger(__name__)
 v2_bp = Blueprint('v2', __name__)
 
+time_blueprint(v2_bp, metric_queue)
 
 def _require_repo_permission(permission_class, allow_public=False):
   def wrapper(func):