コード例 #1
0
 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)
コード例 #2
0
 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)
コード例 #3
0
ファイル: base_monitoring.py プロジェクト: dana-i2cat/felix
 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))
コード例 #4
0
ファイル: base_monitoring.py プロジェクト: dana-i2cat/felix
 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)
コード例 #5
0
ファイル: base_monitoring.py プロジェクト: ict-felix/stack
 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)
コード例 #6
0
 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))
コード例 #7
0
    def add_sdn_resources(self, slice_urn, nodes):
        """
        Inserts one or more nodes with SDNRM resources information.

        @param slice_urn URN identifier of a given slice
        @param nodes Structure containing a list of SDNRM nodes and
                     its attributes
        """
        # Cannot use information extracted from the manifest here!
        # Look into the db-table containing the requested dpids and matches.
        if slice_urn not in self.__stored:
            logger.error("Slice monitoring: unable to find topology " +
                         "info from %s!" % slice_urn)
            return

        topology = self.__stored.get(slice_urn)
        groups, matches = db_sync_manager.get_slice_sdn(slice_urn)
        link_ids = []
        # Nodes info
        logger.debug("add_sdn_resources Groups(%d)=%s" % (len(groups), groups))
        logger.debug("add_sdn_resources Matches=%d" % (len(matches), ))

        for m in matches:
            logger.debug("Match=%s" % (m, ))
            self.__update_match_with_groups(m, groups)

            ## TODO Check db.topology.slice (maybe some information stored?)
            for dpid in m.get("dpids"):
                if MonitoringUtils.check_existing_tag_in_topology(
                        topology, "node", "switch", dpid.get("component_id")):
                    break
                logger.debug("Dpid=%s" % (dpid, ))

                node_ = etree.SubElement(topology,
                                         "node",
                                         id=dpid.get("component_id"),
                                         type="switch")

                for p in dpid.get("ports"):
                    ifid = dpid.get("component_id") + "_" + str(p.get("num"))
                    if_ = etree.SubElement(node_, "interface", id=ifid)

                    etree.SubElement(if_, "port", num=str(p.get("num")))

                    link_ids.append(
                        self.__create_link_id(dpid.get("dpid"), p.get("num")))

                self.__add_packet_info(node_, m.get("packet"))

        logger.info("add_sdn_resources Link identifiers(%d)=%s" % (
            len(link_ids),
            link_ids,
        ))
        # C-SDN link info
        for l in link_ids:
            com_link = db_sync_manager.get_com_link_by_sdnkey(l)
            if com_link:
                logger.debug("COM link=%s" % (com_link, ))
                for eps in com_link.get("links"):
                    if MonitoringUtils.check_existing_tag_in_topology(topology, "link",\
                        self.MS_LINK_TYPE, [eps.get("source_id"), eps.get("dest_id")]):
                        break

                    # Modify link on-the-fly to add the DPID port as needed
                    eps = MonitoringUtilsLinks._set_dpid_port_from_link(
                        com_link.get("component_id"), eps)

                    eps_src_id, eps_dst_id = self.__get_eps_ids(
                        eps.get("source_id"), eps.get("dest_id"))

                    logger.info("eps_src_id=%s, eps_dst_id=%s" % (
                        eps_src_id,
                        eps_dst_id,
                    ))
                    self.__add_link_info(topology, eps_src_id, eps_dst_id,
                                         com_link.get("link_type"))

        # SDN-SDN link info
        ext_link_ids = self.__extend_link_ids(link_ids)
        logger.info("add_sdn_resources Extended link identifiers(%d)=%s" % (
            len(ext_link_ids),
            ext_link_ids,
        ))
        for l in ext_link_ids:
            sdn_link = db_sync_manager.get_sdn_link_by_sdnkey(l)
            if sdn_link:
                logger.debug("SDN link=%s" % (sdn_link, ))
                if len(sdn_link.get("dpids")) == 2 and\
                   len(sdn_link.get("ports")) == 2:
                    ep1 = self.__create_link_id(
                        sdn_link.get("dpids")[0].get("component_id"),
                        sdn_link.get("ports")[0].get("port_num"))
                    ep2 = self.__create_link_id(
                        sdn_link.get("dpids")[1].get("component_id").sdn_link.
                        get("ports")[1].get("port_num"))
                    # Local SDN-SDN links are not inserted under the nested link
                    #                    if self.__check_ids_same_domain(ep1, ep2):
                    self.__add_link_info(topology, ep1, ep2,
                                         self.SDN2SDN_LINK_TYPE)
#                    else:
#                        self.__sdn_links.append(
#                            {'id': sdn_link.get("component_id"),
#                             'source': ep1,
#                             'destination': ep2})
            else:
                logger.info("Slice monitoring: cannot find link that " +
                            "ends with %s" % l)
コード例 #8
0
ファイル: slice_monitoring.py プロジェクト: HalasNet/felix
    def add_sdn_resources(self, slice_urn, nodes):
        """
        Inserts one or more nodes with SDNRM resources information.

        @param slice_urn URN identifier of a given slice
        @param nodes Structure containing a list of SDNRM nodes and
                     its attributes
        """
        # Cannot use information extracted from the manifest here!
        # Look into the db-table containing the requested dpids and matches.
        if slice_urn not in self.__stored:
            logger.error("Slice monitoring: unable to find topology " +
                         "info from %s!" % slice_urn)
            return

        topology = self.__stored.get(slice_urn)
        groups, matches = db_sync_manager.get_slice_sdn(slice_urn)
        link_ids = []
        # Nodes info
        logger.debug("add_sdn_resources Groups(%d)=%s" % (len(groups), groups))
        logger.debug("add_sdn_resources Matches=%d" % (len(matches),))

        for m in matches:
            logger.debug("Match=%s" % (m,))
            self.__update_match_with_groups(m, groups)

            ## TODO Check db.topology.slice (maybe some information stored?)
            for dpid in m.get("dpids"):
                if MonitoringUtils.check_existing_tag_in_topology(topology, "node", "switch", dpid.get("component_id")):
                    break
                logger.debug("Dpid=%s" % (dpid,))

                node_ = etree.SubElement(
                    topology, "node", id=dpid.get("component_id"),
                    type="switch")

                for p in dpid.get("ports"):
                    ifid = dpid.get("component_id") + "_" + str(p.get("num"))
                    if_ = etree.SubElement(node_, "interface", id=ifid)

                    etree.SubElement(if_, "port", num=str(p.get("num")))

                    link_ids.append(
                        self.__create_link_id(dpid.get("dpid"), p.get("num")))

                self.__add_packet_info(node_, m.get("packet"))

        logger.info("add_sdn_resources Link identifiers(%d)=%s" %
                    (len(link_ids), link_ids,))
        # C-SDN link info
        for l in link_ids:
            com_link = db_sync_manager.get_com_link_by_sdnkey(l)
            if com_link:
                logger.debug("COM link=%s" % (com_link,))
                for eps in com_link.get("links"):
                    if MonitoringUtils.check_existing_tag_in_topology(topology, "link",\
                        self.MS_LINK_TYPE, [eps.get("source_id"), eps.get("dest_id")]):
                        break

                    # Modify link on-the-fly to add the DPID port as needed
                    eps = MonitoringUtilsLinks._set_dpid_port_from_link(
                        com_link.get("component_id"), eps)

                    eps_src_id, eps_dst_id = self.__get_eps_ids(
                        eps.get("source_id"), eps.get("dest_id"))

                    logger.info("eps_src_id=%s, eps_dst_id=%s" %
                                (eps_src_id, eps_dst_id,))
                    self.__add_link_info(topology, eps_src_id, eps_dst_id, com_link.get("link_type"))

        # SDN-SDN link info
        ext_link_ids = self.__extend_link_ids(link_ids)
        logger.info("add_sdn_resources Extended link identifiers(%d)=%s" %
                    (len(ext_link_ids), ext_link_ids,))
        for l in ext_link_ids:
            sdn_link = db_sync_manager.get_sdn_link_by_sdnkey(l)
            if sdn_link:
                logger.debug("SDN link=%s" % (sdn_link,))
                if len(sdn_link.get("dpids")) == 2 and\
                   len(sdn_link.get("ports")) == 2:
                    ep1 = self.__create_link_id(
                        sdn_link.get("dpids")[0].get("component_id"),
                        sdn_link.get("ports")[0].get("port_num"))
                    ep2 = self.__create_link_id(
                        sdn_link.get("dpids")[1].get("component_id").
                        sdn_link.get("ports")[1].get("port_num"))
                    # Local SDN-SDN links are not inserted under the nested link
#                    if self.__check_ids_same_domain(ep1, ep2):
                    self.__add_link_info(topology, ep1, ep2, self.SDN2SDN_LINK_TYPE)
#                    else:
#                        self.__sdn_links.append(
#                            {'id': sdn_link.get("component_id"),
#                             'source': ep1,
#                             'destination': ep2})
            else:
                logger.info("Slice monitoring: cannot find link that " +
                            "ends with %s" % l)