def manage_provision(self, peer, urns, creds, beffort, etime, gusers):
try:
adaptor, uri = AdaptorFactory.create_from_db(peer)
logger.debug("Adaptor=%s, uri=%s" % (adaptor, uri))
m, urn = adaptor.provision(urns, creds[0]["geni_value"], beffort,
etime, gusers)
manifest = TNRMv3ManifestParser(from_string=m)
logger.debug("TNRMv3ManifestParser=%s" % (manifest, ))
self.validate_rspec(manifest.get_rspec())
nodes = manifest.nodes()
logger.info("Nodes(%d)=%s" % (
len(nodes),
nodes,
))
links = manifest.links()
logger.info("Links(%d)=%s" % (
len(links),
links,
))
return ({"nodes": nodes, "links": links}, urn)
except Exception as e:
# It is possible that TNRM does not implement this method!
if beffort:
logger.error("manage_provision exception: %s", e)
return ({"nodes": [], "links": []}, [])
else:
logger.critical("manage_provision exception: %s", e)
raise e
def manage_describe(self, peer, urns, creds):
try:
adaptor, uri = AdaptorFactory.create_from_db(peer)
logger.debug("Adaptor=%s, uri=%s" % (adaptor, uri))
m, urn, ss = adaptor.describe(urns, creds[0]["geni_value"])
manifest = TNRMv3ManifestParser(from_string=m)
logger.debug("TNRMv3ManifestParser=%s" % (manifest, ))
self.validate_rspec(manifest.get_rspec())
nodes = manifest.nodes()
logger.info("Nodes(%d)=%s" % (
len(nodes),
nodes,
))
links = manifest.links()
logger.info("Links(%d)=%s" % (
len(links),
links,
))
return ({"nodes": nodes, "links": links}, urn, ss)
except Exception as e:
logger.critical("manage_describe exception: %s", e)
raise e
def main(argv=None):
if not argv:
argv = sys.argv
print 'Start the test environment'
print '=== TNRMv3AdvertisementParser ==='
rspec = TNRMv3AdvertisementParser("adv_rspec_example.xml")
in_validate(rspec.get_rspec())
print '=== TNRMv3RequestParser ==='
rspec = TNRMv3RequestParser("request_rspec_example.xml")
in_validate(rspec.get_rspec())
print '=== TNRMv3RequestParser (1) ==='
rspec = TNRMv3RequestParser("request_rspec_example_1.xml")
in_validate(rspec.get_rspec())
print '=== TNRMv3ManifestParser ==='
rspec = TNRMv3ManifestParser("manifest_rspec_example.xml")
in_validate(rspec.get_rspec())
nodes = rspec.nodes()
print "Nodes=%s" % nodes
print 'Bye Bye...'
return True
def manage_allocate(self, surn, creds, end, nodes_in, links_in):
route = {}
nodes = self.__update_node_route(route, nodes_in)
logger.debug("Nodes(%d)=%s" % (
len(nodes),
nodes,
))
links = self.__update_link_route(route, links_in)
logger.debug("Links(%d)=%s" % (
len(links),
links,
))
if self.__workaround_split_allocation:
# This is a (very)ugly workaround that we MUST remove ASAP!!!
return self.__manage_allocate_split_workaround(
surn, creds, end, nodes, links)
self.__update_route_rspec(route, nodes, links)
logger.info("Route=%s" % (route, ))
manifests, slivers, db_slivers, se_tn_info = [], [], [], []
for k, v in route.iteritems():
try:
(m, ss) =\
self.send_request_allocate_rspec(k, v, surn, creds, end)
manifest = TNRMv3ManifestParser(from_string=m)
logger.debug("TNRMv3ManifestParser=%s" % (manifest, ))
self.validate_rspec(manifest.get_rspec())
nodes = manifest.nodes()
logger.info("Nodes(%d)=%s" % (
len(nodes),
nodes,
))
links = manifest.links()
logger.info("Links(%d)=%s" % (
len(links),
links,
))
manifests.append({"nodes": nodes, "links": links})
self.extend_slivers(ss, k, slivers, db_slivers)
se_tn = self.__extract_se_from_tn(nodes, links)
logger.debug("SE-TN-INFO=%s" % (se_tn, ))
if len(se_tn) > 0:
se_tn_info.extend(se_tn)
except Exception as e:
logger.critical("manage_allocate exception: %s", e)
raise delegate_ex.AllocationError(str(e), surn, slivers,
db_slivers)
return (manifests, slivers, db_slivers, se_tn_info)
def __manage_allocate_split_workaround(self, surn, creds, end, ns, ls):
manifests, slivers, db_slivers, se_tn_info = [], [], [], []
route = [(n.get("routing_key"), TNRMv3RequestFormatter()) for n in ns]
for i in xrange(0, len(ns)):
route[i][1].node(ns[i])
route[i][1].link(ls[i])
logger.info("(SPLIT_WORKAROUND)Route: %s" % (route, ))
for r in route:
try:
(m, ss) = self.send_request_allocate_rspec(
r[0], r[1], surn, creds, end)
manifest = TNRMv3ManifestParser(from_string=m)
logger.debug("(SPLIT_WORKAROUND)TNRMv3ManifestParser=%s" %
(manifest, ))
self.validate_rspec(manifest.get_rspec())
nodes = manifest.nodes()
logger.info("(SPLIT_WORKAROUND)Nodes(%d)=%s" % (
len(nodes),
nodes,
))
links = manifest.links()
logger.info("(SPLIT_WORKAROUND)Links(%d)=%s" % (
len(links),
links,
))
manifests.append({"nodes": nodes, "links": links})
self.extend_slivers(ss, r[0], slivers, db_slivers)
se_tn = self.__extract_se_from_tn(nodes, links)
logger.debug("(SPLIT_WORKAROUND)SE-TN-INFO=%s" % (se_tn, ))
if len(se_tn) > 0:
se_tn_info.extend(se_tn)
except Exception as e:
logger.critical("(SPLIT_WORKAROUND)exception: %s", e)
raise e
return (manifests, slivers, db_slivers, se_tn_info)
def __init__(self, from_file=None, from_string=None):
super(ROManifestParser, self).__init__(from_file, from_string)
self.__com_parser = CRMv3ManifestParser(from_file, from_string)
self.__of_parser = OFv3ManifestParser(from_file, from_string)
self.__se_parser = SERMv3ManifestParser(from_file, from_string)
self.__tn_parser = TNRMv3ManifestParser(from_file, from_string)