def _add_se_link(self, link):
# Special case: links to be filtered in POST {(M)RO -> (M)MS}
SE_FILTERED_LINKS = ["*"]
interfaces_cid = [
i.get("component_id") for i in link.get("interface_ref")
]
interface_cid_in_filter = [
f for f in SE_FILTERED_LINKS if f in interfaces_cid
]
# Avoid reinserting existing link tags in the topology
if MonitoringUtils.check_existing_tag_in_topology(
self.topology, "link", "lan", link.get("component_id")):
return
if not interface_cid_in_filter:
l = etree.SubElement(self.topology, "link")
# NOTE that this cannot be empty
l.set("type", MonitoringUtilsLinks._translate_link_type(link))
link_id = ""
links = link.get("interface_ref")
for link in links:
# SE link
iface = etree.SubElement(l, "interface_ref")
iface.set("client_id", link.get("component_id"))
# - Prepare link ID for SERM-SDNRM link
link_id = MonitoringUtilsLinks.get_id_for_link_serm_sdnrm_tnrm(
links)
l.set("id", link_id)
def _add_com_link(self, link, parent_node=None):
if parent_node is None:
parent_node = self.topology
logger.debug("com-links=%s" % (link, ))
#l = etree.SubElement(parent_node, "link")
l = etree.Element("link")
# NOTE that this cannot be empty
l.set("type", MonitoringUtilsLinks._translate_link_type(link))
link_id = ""
links = link.get("links")
link_exists = False
for link_i in links:
if MonitoringUtils.check_existing_tag_in_topology(
parent_node, "link", "lan",
[link_i.get("source_id"),
link_i.get("dest_id")]):
link_exists = True
break
# Modify link on-the-fly to add the DPID port as needed
link_i = MonitoringUtilsLinks._set_dpid_port_from_link(
link.get("component_id"), link_i)
# Source
iface_source = etree.SubElement(l, "interface_ref")
iface_source.set("client_id", link_i.get("source_id"))
# Destination
iface_dest = etree.SubElement(l, "interface_ref")
iface_dest.set("client_id", link_i.get("dest_id"))
# - Prepare link ID for CRM-SDNRM link
link_id = MonitoringUtilsLinks.get_id_for_link_crm_sdnrm(link_i)
# Finally, add it as subelement
if not link_exists:
l.set("id", link_id)
parent_node.append(l)
def _add_sdn_link(self, link, parent_node=None):
if parent_node is None:
parent_node = self.topology
auth1 = link.get("dpids")[0].get("component_manager_id").replace("authority+cm", "datapath")
dpid1 = auth1 + "+" + link.get("dpids")[0].get("dpid") + "_" + link.get("ports")[0].get("port_num")
auth2 = link.get("dpids")[1].get("component_manager_id").replace("authority+cm", "datapath")
dpid2 = auth2 + "+" + link.get("dpids")[1].get("dpid") + "_" + link.get("ports")[1].get("port_num")
if MonitoringUtils.check_existing_tag_in_topology(
parent_node, "link", "lan", [dpid1, dpid2]):
return
l = etree.SubElement(parent_node, "link")
# NOTE that this cannot be empty
l.set("type", MonitoringUtilsLinks._translate_link_type(link))
link_id = ""
ports = link.get("ports")
dpids = link.get("dpids")
try:
for dpid_port in zip(dpids, ports):
iface = etree.SubElement(l, "interface_ref")
dpid = dpid_port[0]["component_id"]
port = dpid_port[1]["port_num"]
iface.set("client_id", "%s_%s" % (dpid, port))
except Exception as e:
logger.warning("Physical topology - Cannot add SDN interface %s. \
Details: %s" % (link.get("component_id", "(unknown)"), e))
try:
# - Prepare link ID for SDNRM-SDNRM link
link_id = MonitoringUtilsLinks.get_id_for_link_sdnrm_sdnrm(zip(dpids, ports))
l.set("id", link_id)
except Exception as e:
logger.warning("Physical topology - Cannot add SDN link ID %s. \
Details: %s" % (link.get("component_id", "(unknown)"), e))
def _add_com_link(self, link, parent_node=None):
if parent_node is None:
parent_node = self.topology
logger.debug("com-links=%s" % (link,))
# l = etree.SubElement(parent_node, "link")
l = etree.Element("link")
# NOTE that this cannot be empty
l.set("type", MonitoringUtilsLinks._translate_link_type(link))
link_id = ""
links = link.get("links")
link_exists = False
for link_i in links:
if MonitoringUtils.check_existing_tag_in_topology(parent_node, "link", "lan", [link_i.get("source_id"), link_i.get("dest_id")]):
link_exists = True
break
# Modify link on-the-fly to add the DPID port as needed
link_i = MonitoringUtilsLinks._set_dpid_port_from_link(link.get("component_id"), link_i)
# Source
iface_source = etree.SubElement(l, "interface_ref")
iface_source.set("client_id", link_i.get("source_id"))
# Destination
iface_dest = etree.SubElement(l, "interface_ref")
iface_dest.set("client_id", link_i.get("dest_id"))
# - Prepare link ID for CRM-SDNRM link
link_id = MonitoringUtilsLinks.get_id_for_link_crm_sdnrm(link_i)
# Finally, add it as subelement
if not link_exists:
l.set("id", link_id)
parent_node.append(l)
def _add_se_link(self, link):
# Special case: links to be filtered in POST {(M)RO -> (M)MS}
SE_FILTERED_LINKS = ["*"]
interfaces_cid = [i.get("component_id") for i
in link.get("interface_ref")]
interface_cid_in_filter = [f for f in SE_FILTERED_LINKS
if f in interfaces_cid]
# Avoid reinserting existing link tags in the topology
if MonitoringUtils.check_existing_tag_in_topology(
self.topology, "link", "lan", link.get("component_id")):
return
if not interface_cid_in_filter:
l = etree.SubElement(self.topology, "link")
# NOTE that this cannot be empty
l.set("type", MonitoringUtilsLinks._translate_link_type(link))
link_id = ""
links = link.get("interface_ref")
for link in links:
# SE link
iface = etree.SubElement(l, "interface_ref")
iface.set("client_id", link.get("component_id"))
# - Prepare link ID for SERM-SDNRM link
link_id = MonitoringUtilsLinks.\
get_id_for_link_serm_sdnrm_tnrm(links)
l.set("id", link_id)
def _add_sdn_link(self, link, parent_node=None):
if parent_node is None:
parent_node = self.topology
auth1 = link.get("dpids")[0].get("component_manager_id").replace(
"authority+cm", "datapath")
dpid1 = auth1 + "+" + link.get("dpids")[0].get(
"dpid") + "_" + link.get("ports")[0].get("port_num")
auth2 = link.get("dpids")[1].get("component_manager_id").replace(
"authority+cm", "datapath")
dpid2 = auth2 + "+" + link.get("dpids")[1].get(
"dpid") + "_" + link.get("ports")[1].get("port_num")
if MonitoringUtils.check_existing_tag_in_topology(
parent_node, "link", "lan", [dpid1, dpid2]):
return
l = etree.SubElement(parent_node, "link")
# NOTE that this cannot be empty
l.set("type", MonitoringUtilsLinks._translate_link_type(link))
link_id = ""
ports = link.get("ports")
dpids = link.get("dpids")
try:
for dpid_port in zip(dpids, ports):
iface = etree.SubElement(l, "interface_ref")
dpid = dpid_port[0]["component_id"]
port = dpid_port[1]["port_num"]
iface.set("client_id", "%s_%s" % (dpid, port))
except Exception as e:
logger.warning(
"Physical topology - Cannot add SDN interface %s. Details: %s"
% (link.get("component_id", "(unknown)"), e))
try:
# - Prepare link ID for SDNRM-SDNRM link
link_id = MonitoringUtilsLinks.get_id_for_link_sdnrm_sdnrm(
zip(dpids, ports))
l.set("id", link_id)
except Exception as e:
logger.warning(
"Physical topology - Cannot add SDN link ID %s. Details: %s" %
(link.get("component_id", "(unknown)"), e))
