logging.basicConfig(level=logging.INFO)
+CORS_HEADER = {'Access-Control-Allow-Origin': '*'}
+
+# the global net is set from the topology file, and connected via connectDCNetwork function in rest_api_endpoint.py
net = None
:param match: OpenFlow match format of the flow entry
:param bidirectional: boolean value if the link needs to be implemented from src to dst and back
:param cookie: cookie value, identifier of the flow entry to be installed.
+ :param priority: integer indicating the priority of the flow entry
+ :param skip_vlan_tag: boolean to indicate whether a new vlan tag should be created for this chain
+ :param monitor: boolean to indicate whether a new vlan tag should be created for this chain
+ :param monitor_placement: 'tx'=place the monitoring flowrule at the beginning of the chain, 'rx'=place at the end of the chain
:return: message string indicating if the chain action is succesful or not
"""
try:
# check if json data is a dict
data = request.json
- if type(data) is not dict:
+ if data is None:
+ data = {}
+ elif type(data) is not dict:
data = json.loads(request.json)
vnf_src_interface = data.get("vnf_src_interface")
match = data.get("match")
bidirectional = data.get("bidirectional")
cookie = data.get("cookie")
+ priority = data.get("priority")
+ skip_vlan_tag = data.get("skip_vlan_tag")
+ monitor = data.get("monitor")
+ monitor_placement = data.get("monitor_placement")
+
c = net.setChain(
vnf_src_name, vnf_dst_name,
vnf_src_interface=vnf_src_interface,
weight=weight,
match=match,
bidirectional=bidirectional,
- cookie=cookie)
+ cookie=cookie,
+ priority=priority,
+ skip_vlan_tag=skip_vlan_tag,
+ monitor=monitor,
+ monitor_placement=monitor_placement)
# return setChain response
- return str(c), 200
+ return str(c), 200, CORS_HEADER
except Exception as ex:
logging.exception("API error.")
- return ex.message, 500
\ No newline at end of file
+ return ex.message, 500, CORS_HEADER