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diff --git a/actn-interface-tools/actn-model/src/main/yang/ietf-te-topology@2020-08-06.yang b/actn-interface-tools/actn-model/src/main/yang/ietf-te-topology@2020-08-06.yang new file mode 100644 index 0000000..abce181 --- /dev/null +++ b/actn-interface-tools/actn-model/src/main/yang/ietf-te-topology@2020-08-06.yang @@ -0,0 +1,1952 @@ +module ietf-te-topology { + yang-version 1.1; + namespace "urn:ietf:params:xml:ns:yang:ietf-te-topology"; + prefix tet; + + import ietf-yang-types { + prefix yang; + //reference + // "RFC 6991: Common YANG Data Types"; + } + import ietf-inet-types { + prefix inet; + //reference + //"RFC 6991: Common YANG Data Types"; + } + import ietf-te-types { + prefix te-types; + //reference + //"RFC 8776: Common YANG Data Types for Traffic Engineering"; + } + import ietf-network { + prefix nw; + //reference + //"RFC 8345: A YANG Data Model for Network Topologies"; + } + import ietf-network-topology { + prefix nt; + //reference + //"RFC 8345: A YANG Data Model for Network Topologies"; + } + + organization + "IETF Traffic Engineering Architecture and Signaling (TEAS) + Working Group"; + contact + "WG Web: <https://datatracker.ietf.org/wg/teas/> + WG List: <mailto:teas@ietf.org> + + Editor: Xufeng Liu + <mailto:xufeng.liu.ietf@gmail.com> + + Editor: Igor Bryskin + <mailto:i_bryskin@yahoo.com> + + Editor: Vishnu Pavan Beeram + <mailto:vbeeram@juniper.net> + + Editor: Tarek Saad + <mailto:tsaad@juniper.net> + + Editor: Himanshu Shah + <mailto:hshah@ciena.com> + + Editor: Oscar Gonzalez de Dios + <mailto:oscar.gonzalezdedios@telefonica.com>"; + description + "This YANG module defines a TE topology model for representing, + retrieving, and manipulating technology-agnostic TE topologies. + + Copyright (c) 2020 IETF Trust and the persons identified as + authors of the code. All rights reserved. + + Redistribution and use in source and binary forms, with or + without modification, is permitted pursuant to, and subject to + the license terms contained in, the Simplified BSD License set + forth in Section 4.c of the IETF Trust's Legal Provisions + Relating to IETF Documents + (https://trustee.ietf.org/license-info). + + This version of this YANG module is part of RFC 8795; see the + RFC itself for full legal notices."; + + revision 2020-08-06 { + description + "Initial revision."; + reference + "RFC 8795: YANG Data Model for Traffic Engineering (TE) + Topologies"; + } + + /* + * Features + */ + + feature nsrlg { + description + "This feature indicates that the system supports NSRLGs + (Non-Shared Risk Link Groups)."; + } + + feature te-topology-hierarchy { + description + "This feature indicates that the system allows an underlay + and/or overlay TE topology hierarchy."; + } + + feature template { + description + "This feature indicates that the system supports + template configuration."; + } + + /* + * Typedefs + */ + + typedef geographic-coordinate-degree { + type decimal64 { + fraction-digits 8; + } + description + "Decimal degree (DD) used to express latitude and longitude + geographic coordinates."; + } + // geographic-coordinate-degree + + typedef te-info-source { + type enumeration { + enum unknown { + description + "The source is unknown."; + } + enum locally-configured { + description + "Configured entity."; + } + enum ospfv2 { + description + "OSPFv2."; + } + enum ospfv3 { + description + "OSPFv3."; + } + enum isis { + description + "IS-IS."; + } + enum bgp-ls { + description + "BGP-LS."; + reference + "RFC 7752: North-Bound Distribution of Link-State and + Traffic Engineering (TE) Information Using BGP"; + } + enum system-processed { + description + "System-processed entity."; + } + enum other { + description + "Other source."; + } + } + description + "Describes the type of source that has provided the + related information, and the source's credibility."; + } + // te-info-source + + /* + * Groupings + */ + + grouping connectivity-matrix-entry-path-attributes { + description + "Attributes of a connectivity matrix entry."; + leaf is-allowed { + type boolean; + description + "'true' - switching is allowed; + 'false' - switching is disallowed."; + } + container underlay { + if-feature "te-topology-hierarchy"; + description + "Attributes of the TE link underlay."; + reference + "RFC 4206: Label Switched Paths (LSP) Hierarchy with + Generalized Multi-Protocol Label Switching (GMPLS) + Traffic Engineering (TE)"; + uses te-link-underlay-attributes; + } + uses te-types:generic-path-constraints; + uses te-types:generic-path-optimization; + uses te-types:generic-path-properties; + } + // connectivity-matrix-entry-path-attributes + + grouping geolocation-container { + description + "Contains a GPS location."; + container geolocation { + config false; + description + "Contains a GPS location."; + leaf altitude { + type int64; + units "millimeters"; + description + "Distance above sea level."; + } + leaf latitude { + type geographic-coordinate-degree { + range "-90..90"; + } + description + "Relative position north or south on the Earth's surface."; + } + leaf longitude { + type geographic-coordinate-degree { + range "-180..180"; + } + description + "Angular distance east or west on the Earth's surface."; + } + } + // geolocation + } + // geolocation-container + + grouping information-source-state-attributes { + description + "The attributes identifying the source that has provided the + related information, and the source's credibility."; + leaf credibility-preference { + type uint16; + description + "The preference value for calculating the Traffic + Engineering database credibility value used for + tie-break selection between different information-source + values. A higher value is preferable."; + } + leaf logical-network-element { + type string; + description + "When applicable, this is the name of a logical network + element from which the information is learned."; + } + leaf network-instance { + type string; + description + "When applicable, this is the name of a network instance + from which the information is learned."; + } + } + // information-source-state-attributes + + grouping information-source-per-link-attributes { + description + "Per-node container of the attributes identifying the source + that has provided the related information, and the source's + credibility."; + leaf information-source { + type te-info-source; + config false; + description + "Indicates the type of information source."; + } + leaf information-source-instance { + type string; + config false; + description + "The name indicating the instance of the information + source."; + } + container information-source-state { + config false; + description + "Contains state attributes related to the information + source."; + uses information-source-state-attributes; + container topology { + description + "When the information is processed by the system, + the attributes in this container indicate which topology + is used to generate the result information."; + uses nt:link-ref; + } + } + } + // information-source-per-link-attributes + + grouping information-source-per-node-attributes { + description + "Per-node container of the attributes identifying the source + that has provided the related information, and the source's + credibility."; + leaf information-source { + type te-info-source; + config false; + description + "Indicates the type of information source."; + } + leaf information-source-instance { + type string; + config false; + description + "The name indicating the instance of the information + source."; + } + container information-source-state { + config false; + description + "Contains state attributes related to the information + source."; + uses information-source-state-attributes; + container topology { + description + "When the information is processed by the system, + the attributes in this container indicate which topology + is used to generate the result information."; + uses nw:node-ref; + } + } + } + // information-source-per-node-attributes + + grouping interface-switching-capability-list { + description + "List of Interface Switching Capability Descriptors (ISCDs)."; + list interface-switching-capability { + key "switching-capability encoding"; + description + "List of ISCDs for this link."; + reference + "RFC 3471: Generalized Multi-Protocol Label Switching (GMPLS) + Signaling Functional Description + RFC 4203: OSPF Extensions in Support of Generalized + Multi-Protocol Label Switching (GMPLS)"; + leaf switching-capability { + type identityref { + base te-types:switching-capabilities; + } + description + "Switching capability for this interface."; + } + leaf encoding { + type identityref { + base te-types:lsp-encoding-types; + } + description + "Encoding supported by this interface."; + } + uses te-link-iscd-attributes; + } + // interface-switching-capability + } + // interface-switching-capability-list + + grouping statistics-per-link { + description + "Statistics attributes per TE link."; + leaf discontinuity-time { + type yang:date-and-time; + description + "The time of the most recent occasion at which any one or + more of this interface's counters suffered a + discontinuity. If no such discontinuities have occurred + since the last re-initialization of the local management + subsystem, then this node contains the time the local + management subsystem re-initialized itself."; + } + /* Administrative attributes */ + leaf disables { + type yang:counter32; + description + "Number of times that a link was disabled."; + } + leaf enables { + type yang:counter32; + description + "Number of times that a link was enabled."; + } + leaf maintenance-clears { + type yang:counter32; + description + "Number of times that a link was taken out of maintenance."; + } + leaf maintenance-sets { + type yang:counter32; + description + "Number of times that a link was put in maintenance."; + } + leaf modifies { + type yang:counter32; + description + "Number of times that a link was modified."; + } + /* Operational attributes */ + leaf downs { + type yang:counter32; + description + "Number of times that a link was set to an operational state + of 'down'."; + } + leaf ups { + type yang:counter32; + description + "Number of times that a link was set to an operational state + of 'up'."; + } + /* Recovery attributes */ + leaf fault-clears { + type yang:counter32; + description + "Number of times that a link experienced a fault-clear + event."; + } + leaf fault-detects { + type yang:counter32; + description + "Number of times that a link experienced fault detection."; + } + leaf protection-switches { + type yang:counter32; + description + "Number of times that a link experienced protection + switchover."; + } + leaf protection-reverts { + type yang:counter32; + description + "Number of times that a link experienced protection + reversion."; + } + leaf restoration-failures { + type yang:counter32; + description + "Number of times that a link experienced restoration + failure."; + } + leaf restoration-starts { + type yang:counter32; + description + "Number of times that a link experienced restoration + start."; + } + leaf restoration-successes { + type yang:counter32; + description + "Number of times that a link experienced restoration + success."; + } + leaf restoration-reversion-failures { + type yang:counter32; + description + "Number of times that a link experienced restoration + reversion failure."; + } + leaf restoration-reversion-starts { + type yang:counter32; + description + "Number of times that a link experienced restoration + reversion start."; + } + leaf restoration-reversion-successes { + type yang:counter32; + description + "Number of times that a link experienced restoration + reversion success."; + } + } + // statistics-per-link + + grouping statistics-per-node { + description + "Statistics attributes per TE node."; + leaf discontinuity-time { + type yang:date-and-time; + description + "The time of the most recent occasion at which any one or + more of this interface's counters suffered a + discontinuity. If no such discontinuities have occurred + since the last re-initialization of the local management + subsystem, then this node contains the time the local + management subsystem re-initialized itself."; + } + container node { + description + "Contains statistics attributes at the TE node level."; + leaf disables { + type yang:counter32; + description + "Number of times that a node was disabled."; + } + leaf enables { + type yang:counter32; + description + "Number of times that a node was enabled."; + } + leaf maintenance-sets { + type yang:counter32; + description + "Number of times that a node was put in maintenance."; + } + leaf maintenance-clears { + type yang:counter32; + description + "Number of times that a node was taken out of + maintenance."; + } + leaf modifies { + type yang:counter32; + description + "Number of times that a node was modified."; + } + } + // node + container connectivity-matrix-entry { + description + "Contains statistics attributes at the level of a + connectivity matrix entry."; + leaf creates { + type yang:counter32; + description + "Number of times that a connectivity matrix entry was + created."; + reference + "RFC 6241: Network Configuration Protocol (NETCONF), + Section 7.2, 'create' operation"; + } + leaf deletes { + type yang:counter32; + description + "Number of times that a connectivity matrix entry was + deleted."; + reference + "RFC 6241: Network Configuration Protocol (NETCONF), + Section 7.2, 'delete' operation"; + } + leaf disables { + type yang:counter32; + description + "Number of times that a connectivity matrix entry was + disabled."; + } + leaf enables { + type yang:counter32; + description + "Number of times that a connectivity matrix entry was + enabled."; + } + leaf modifies { + type yang:counter32; + description + "Number of times that a connectivity matrix entry was + modified."; + } + } + // connectivity-matrix-entry + } + // statistics-per-node + + grouping statistics-per-ttp { + description + "Statistics attributes per TE TTP (Tunnel Termination Point)."; + leaf discontinuity-time { + type yang:date-and-time; + description + "The time of the most recent occasion at which any one or + more of this interface's counters suffered a + discontinuity. If no such discontinuities have occurred + since the last re-initialization of the local management + subsystem, then this node contains the time the local + management subsystem re-initialized itself."; + } + container tunnel-termination-point { + description + "Contains statistics attributes at the TE TTP level."; + /* Administrative attributes */ + leaf disables { + type yang:counter32; + description + "Number of times that a TTP was disabled."; + } + leaf enables { + type yang:counter32; + description + "Number of times that a TTP was enabled."; + } + leaf maintenance-clears { + type yang:counter32; + description + "Number of times that a TTP was taken out of maintenance."; + } + leaf maintenance-sets { + type yang:counter32; + description + "Number of times that a TTP was put in maintenance."; + } + leaf modifies { + type yang:counter32; + description + "Number of times that a TTP was modified."; + } + /* Operational attributes */ + leaf downs { + type yang:counter32; + description + "Number of times that a TTP was set to an operational state + of 'down'."; + } + leaf ups { + type yang:counter32; + description + "Number of times that a TTP was set to an operational state + of 'up'."; + } + leaf in-service-clears { + type yang:counter32; + description + "Number of times that a TTP was taken out of service + (TE tunnel was released)."; + } + leaf in-service-sets { + type yang:counter32; + description + "Number of times that a TTP was put in service by a TE + tunnel (TE tunnel was set up)."; + } + } + // tunnel-termination-point + container local-link-connectivity { + description + "Contains statistics attributes at the TE LLCL (Local Link + Connectivity List) level."; + leaf creates { + type yang:counter32; + description + "Number of times that an LLCL entry was created."; + reference + "RFC 6241: Network Configuration Protocol (NETCONF), + Section 7.2, 'create' operation"; + } + leaf deletes { + type yang:counter32; + description + "Number of times that an LLCL entry was deleted."; + reference + "RFC 6241: Network Configuration Protocol (NETCONF), + Section 7.2, 'delete' operation"; + } + leaf disables { + type yang:counter32; + description + "Number of times that an LLCL entry was disabled."; + } + leaf enables { + type yang:counter32; + description + "Number of times that an LLCL entry was enabled."; + } + leaf modifies { + type yang:counter32; + description + "Number of times that an LLCL entry was modified."; + } + } + // local-link-connectivity + } + // statistics-per-ttp + + grouping te-link-augment { + description + "Augmentation for a TE link."; + uses te-link-config; + uses te-link-state-derived; + container statistics { + config false; + description + "Statistics data."; + uses statistics-per-link; + } + } + // te-link-augment + + grouping te-link-config { + description + "TE link configuration grouping."; + choice bundle-stack-level { + description + "The TE link can be partitioned into bundled links or + component links."; + case bundle { + container bundled-links { + description + "A set of bundled links."; + reference + "RFC 4201: Link Bundling in MPLS Traffic + Engineering (TE)"; + list bundled-link { + key "sequence"; + description + "Specifies a bundled interface that is + further partitioned."; + leaf sequence { + type uint32; + description + "Identifies the sequence in the bundle."; + } + } + } + } + case component { + container component-links { + description + "A set of component links."; + list component-link { + key "sequence"; + description + "Specifies a component interface that is + sufficient to unambiguously identify the + appropriate resources."; + leaf sequence { + type uint32; + description + "Identifies the sequence in the bundle."; + } + leaf src-interface-ref { + type string; + description + "Reference to a component link interface on the + source node."; + } + leaf des-interface-ref { + type string; + description + "Reference to a component link interface on the + destination node."; + } + } + } + } + } + // bundle-stack-level + leaf-list te-link-template { + if-feature "template"; + type leafref { + path "../../../../te/templates/link-template/name"; + } + description + "The reference to a TE link template."; + } + uses te-link-config-attributes; + } + // te-link-config + + grouping te-link-config-attributes { + description + "Link configuration attributes in a TE topology."; + container te-link-attributes { + description + "Link attributes in a TE topology."; + leaf access-type { + type te-types:te-link-access-type; + description + "Link access type, which can be point-to-point or + multi-access."; + } + container external-domain { + description + "For an inter-domain link, specifies the attributes of + the remote end of the link, to facilitate the signaling at + the local end."; + uses nw:network-ref; + leaf remote-te-node-id { + type te-types:te-node-id; + description + "Remote TE node identifier, used together with + 'remote-te-link-tp-id' to identify the remote Link + Termination Point (LTP) in a different domain."; + } + leaf remote-te-link-tp-id { + type te-types:te-tp-id; + description + "Remote TE LTP identifier, used together with + 'remote-te-node-id' to identify the remote LTP in a + different domain."; + } + } + leaf is-abstract { + type empty; + description + "Present if the link is abstract."; + } + leaf name { + type string; + description + "Link name."; + } + container underlay { + if-feature "te-topology-hierarchy"; + description + "Attributes of the TE link underlay."; + reference + "RFC 4206: Label Switched Paths (LSP) Hierarchy with + Generalized Multi-Protocol Label Switching (GMPLS) + Traffic Engineering (TE)"; + uses te-link-underlay-attributes; + } + leaf admin-status { + type te-types:te-admin-status; + description + "The administrative state of the link."; + } + uses te-link-info-attributes; + } + // te-link-attributes + } + // te-link-config-attributes + + grouping te-link-info-attributes { + description + "Advertised TE information attributes."; + leaf link-index { + type uint64; + description + "The link identifier. If OSPF is used, this object + represents an ospfLsdbID. If IS-IS is used, this object + represents an isisLSPID. If a locally configured link is + used, this object represents a unique value, which is + locally defined in a router."; + } + leaf administrative-group { + type te-types:admin-groups; + description + "Administrative group or color of the link. + This attribute covers both administrative groups (defined + in RFCs 3630 and 5305) and Extended Administrative Groups + (defined in RFC 7308)."; + reference + "RFC 3630: Traffic Engineering (TE) Extensions to OSPF + Version 2 + RFC 5305: IS-IS Extensions for Traffic Engineering + RFC 7308: Extended Administrative Groups in MPLS Traffic + Engineering (MPLS-TE)"; + } + uses interface-switching-capability-list; + uses te-types:label-set-info; + leaf link-protection-type { + type identityref { + base te-types:link-protection-type; + } + description + "Link Protection Type desired for this link."; + reference + "RFC 4202: Routing Extensions in Support of + Generalized Multi-Protocol Label Switching (GMPLS)"; + } + container max-link-bandwidth { + uses te-types:te-bandwidth; + description + "Maximum bandwidth that can be seen on this link in this + direction. Units are in bytes per second."; + reference + "RFC 3630: Traffic Engineering (TE) Extensions to OSPF + Version 2 + RFC 5305: IS-IS Extensions for Traffic Engineering"; + } + container max-resv-link-bandwidth { + uses te-types:te-bandwidth; + description + "Maximum amount of bandwidth that can be reserved in this + direction in this link. Units are in bytes per second."; + reference + "RFC 3630: Traffic Engineering (TE) Extensions to OSPF + Version 2 + RFC 5305: IS-IS Extensions for Traffic Engineering"; + } + list unreserved-bandwidth { + key "priority"; + max-elements 8; + description + "Unreserved bandwidth for priority levels 0-7. Units are in + bytes per second."; + reference + "RFC 3630: Traffic Engineering (TE) Extensions to OSPF + Version 2 + RFC 5305: IS-IS Extensions for Traffic Engineering"; + leaf priority { + type uint8 { + range "0..7"; + } + description + "Priority."; + } + uses te-types:te-bandwidth; + } + leaf te-default-metric { + type uint32; + description + "Traffic Engineering metric."; + reference + "RFC 3630: Traffic Engineering (TE) Extensions to OSPF + Version 2 + RFC 5305: IS-IS Extensions for Traffic Engineering"; + } + leaf te-delay-metric { + type uint32; + description + "Traffic Engineering delay metric."; + reference + "RFC 7471: OSPF Traffic Engineering (TE) Metric Extensions"; + } + leaf te-igp-metric { + type uint32; + description + "IGP metric used for Traffic Engineering."; + reference + "RFC 3785: Use of Interior Gateway Protocol (IGP) Metric as a + second MPLS Traffic Engineering (TE) Metric"; + } + container te-srlgs { + description + "Contains a list of SRLGs."; + leaf-list value { + type te-types:srlg; + description + "SRLG value."; + reference + "RFC 4202: Routing Extensions in Support of + Generalized Multi-Protocol Label Switching (GMPLS)"; + } + } + container te-nsrlgs { + if-feature "nsrlg"; + description + "Contains a list of NSRLGs (Non-Shared Risk Link Groups). + When an abstract TE link is configured, this list specifies + the request that underlay TE paths need to be mutually + disjoint with other TE links in the same groups."; + leaf-list id { + type uint32; + description + "NSRLG ID, uniquely configured within a topology."; + reference + "RFC 4872: RSVP-TE Extensions in Support of End-to-End + Generalized Multi-Protocol Label Switching (GMPLS) + Recovery"; + } + } + } + // te-link-info-attributes + + grouping te-link-iscd-attributes { + description + "TE link ISCD attributes."; + reference + "RFC 4203: OSPF Extensions in Support of Generalized + Multi-Protocol Label Switching (GMPLS), Section 1.4"; + list max-lsp-bandwidth { + key "priority"; + max-elements 8; + description + "Maximum Label Switched Path (LSP) bandwidth at + priorities 0-7."; + leaf priority { + type uint8 { + range "0..7"; + } + description + "Priority."; + } + uses te-types:te-bandwidth; + } + } + // te-link-iscd-attributes + + grouping te-link-state-derived { + description + "Link state attributes in a TE topology."; + leaf oper-status { + type te-types:te-oper-status; + config false; + description + "The current operational state of the link."; + } + leaf is-transitional { + type empty; + config false; + description + "Present if the link is transitional; used as an + alternative approach in lieu of 'inter-layer-lock-id' + for path computation in a TE topology covering multiple + layers or multiple regions."; + reference + "RFC 5212: Requirements for GMPLS-Based Multi-Region and + Multi-Layer Networks (MRN/MLN) + RFC 6001: Generalized MPLS (GMPLS) Protocol Extensions + for Multi-Layer and Multi-Region Networks (MLN/MRN)"; + } + uses information-source-per-link-attributes; + list information-source-entry { + key "information-source information-source-instance"; + config false; + description + "A list of information sources learned, including the source + that is used."; + uses information-source-per-link-attributes; + uses te-link-info-attributes; + } + container recovery { + config false; + description + "Status of the recovery process."; + leaf restoration-status { + type te-types:te-recovery-status; + description + "Restoration status."; + } + leaf protection-status { + type te-types:te-recovery-status; + description + "Protection status."; + } + } + container underlay { + if-feature "te-topology-hierarchy"; + config false; + description + "State attributes for the TE link underlay."; + leaf dynamic { + type boolean; + description + "'true' if the underlay is dynamically created."; + } + leaf committed { + type boolean; + description + "'true' if the underlay is committed."; + } + } + } + // te-link-state-derived + + grouping te-link-underlay-attributes { + description + "Attributes for the TE link underlay."; + reference + "RFC 4206: Label Switched Paths (LSP) Hierarchy with + Generalized Multi-Protocol Label Switching (GMPLS) + Traffic Engineering (TE)"; + leaf enabled { + type boolean; + description + "'true' if the underlay is enabled. + 'false' if the underlay is disabled."; + } + container primary-path { + description + "The service path on the underlay topology that + supports this link."; + uses nw:network-ref; + list path-element { + key "path-element-id"; + description + "A list of path elements describing the service path."; + leaf path-element-id { + type uint32; + description + "To identify the element in a path."; + } + uses te-path-element; + } + } + // primary-path + list backup-path { + key "index"; + description + "A list of backup service paths on the underlay topology that + protect the underlay primary path. If the primary path is + not protected, the list contains zero elements. If the + primary path is protected, the list contains one or more + elements."; + leaf index { + type uint32; + description + "A sequence number to identify a backup path."; + } + uses nw:network-ref; + list path-element { + key "path-element-id"; + description + "A list of path elements describing the backup service + path."; + leaf path-element-id { + type uint32; + description + "To identify the element in a path."; + } + uses te-path-element; + } + } + // backup-path + leaf protection-type { + type identityref { + base te-types:lsp-protection-type; + } + description + "Underlay protection type desired for this link."; + } + container tunnel-termination-points { + description + "Underlay TTPs desired for this link."; + leaf source { + type binary; + description + "Source TTP identifier."; + } + leaf destination { + type binary; + description + "Destination TTP identifier."; + } + } + container tunnels { + description + "Underlay TE tunnels supporting this TE link."; + leaf sharing { + type boolean; + default "true"; + description + "'true' if the underlay tunnel can be shared with other + TE links; + 'false' if the underlay tunnel is dedicated to this + TE link. + This leaf is the default option for all TE tunnels + and may be overridden by the per-TE-tunnel value."; + } + list tunnel { + key "tunnel-name"; + description + "Zero, one, or more underlay TE tunnels that support this + TE link."; + leaf tunnel-name { + type string; + description + "A tunnel name uniquely identifies an underlay TE tunnel, + used together with the 'source-node' value for this + link."; + reference + "RFC 3209: RSVP-TE: Extensions to RSVP for LSP Tunnels"; + } + leaf sharing { + type boolean; + description + "'true' if the underlay tunnel can be shared with other + TE links; + 'false' if the underlay tunnel is dedicated to this + TE link."; + } + } + // tunnel + } + // tunnels + } + // te-link-underlay-attributes + + grouping te-node-augment { + description + "Augmentation for a TE node."; + uses te-node-config; + uses te-node-state-derived; + container statistics { + config false; + description + "Statistics data."; + uses statistics-per-node; + } + list tunnel-termination-point { + key "tunnel-tp-id"; + description + "A termination point can terminate a tunnel."; + leaf tunnel-tp-id { + type binary; + description + "TTP identifier."; + } + uses te-node-tunnel-termination-point-config; + leaf oper-status { + type te-types:te-oper-status; + config false; + description + "The current operational state of the TTP."; + } + uses geolocation-container; + container statistics { + config false; + description + "Statistics data."; + uses statistics-per-ttp; + } + // Relationship to other TTPs + list supporting-tunnel-termination-point { + key "node-ref tunnel-tp-ref"; + description + "Identifies the TTPs on which this TTP depends."; + leaf node-ref { + type inet:uri; + description + "This leaf identifies the node in which the supporting + TTP is present. + This node is either the supporting node or a node in + an underlay topology."; + } + leaf tunnel-tp-ref { + type binary; + description + "Reference to a TTP that is in either the supporting node + or a node in an underlay topology."; + } + } + // supporting-tunnel-termination-point + } + // tunnel-termination-point + } + // te-node-augment + + grouping te-node-config { + description + "TE node configuration grouping."; + leaf-list te-node-template { + if-feature "template"; + type leafref { + path "../../../../te/templates/node-template/name"; + } + description + "The reference to a TE node template."; + } + uses te-node-config-attributes; + } + // te-node-config + + grouping te-node-config-attributes { + description + "Configuration node attributes in a TE topology."; + container te-node-attributes { + description + "Contains node attributes in a TE topology."; + leaf admin-status { + type te-types:te-admin-status; + description + "The administrative state of the link."; + } + uses te-node-connectivity-matrices; + uses te-node-info-attributes; + } + } + // te-node-config-attributes + + grouping te-node-config-attributes-template { + description + "Configuration node attributes for a template in a TE + topology."; + container te-node-attributes { + description + "Contains node attributes in a TE topology."; + leaf admin-status { + type te-types:te-admin-status; + description + "The administrative state of the link."; + } + uses te-node-info-attributes; + } + } + // te-node-config-attributes-template + + grouping te-node-connectivity-matrices { + description + "Connectivity matrix on a TE node."; + container connectivity-matrices { + description + "Contains a connectivity matrix on a TE node."; + leaf number-of-entries { + type uint16; + description + "The number of connectivity matrix entries. + If this number is specified in the configuration request, + the number is the requested number of entries, which may + not all be listed in the list; + if this number is reported in the state data, + the number is the current number of operational entries."; + } + uses te-types:label-set-info; + uses connectivity-matrix-entry-path-attributes; + list connectivity-matrix { + key "id"; + description + "Represents a node's switching limitations, i.e., + limitations in the interconnecting network TE links + across the node."; + reference + "RFC 7579: General Network Element Constraint Encoding + for GMPLS-Controlled Networks"; + leaf id { + type uint32; + description + "Identifies the connectivity matrix entry."; + } + } + // connectivity-matrix + } + // connectivity-matrices + } + // te-node-connectivity-matrices + + grouping te-node-connectivity-matrix-attributes { + description + "Termination point references of a connectivity matrix entry."; + container from { + description + "Reference to a source LTP."; + leaf tp-ref { + type leafref { + path "../../../../../../nt:termination-point/nt:tp-id"; + } + description + "Relative reference to a termination point."; + } + uses te-types:label-set-info; + } + container to { + description + "Reference to a destination LTP."; + leaf tp-ref { + type leafref { + path "../../../../../../nt:termination-point/nt:tp-id"; + } + description + "Relative reference to a termination point."; + } + uses te-types:label-set-info; + } + uses connectivity-matrix-entry-path-attributes; + } + // te-node-connectivity-matrix-attributes + + grouping te-node-info-attributes { + description + "Advertised TE information attributes."; + leaf domain-id { + type uint32; + description + "Identifies the domain to which this node belongs. + This attribute is used to support inter-domain links."; + reference + "RFC 5152: A Per-Domain Path Computation Method for + Establishing Inter-Domain Traffic Engineering (TE) + Label Switched Paths (LSPs) + RFC 5316: ISIS Extensions in Support of Inter-Autonomous + System (AS) MPLS and GMPLS Traffic Engineering + RFC 5392: OSPF Extensions in Support of Inter-Autonomous + System (AS) MPLS and GMPLS Traffic Engineering"; + } + leaf is-abstract { + type empty; + description + "Present if the node is abstract; not present if the node + is actual."; + } + leaf name { + type string; + description + "Node name."; + } + leaf-list signaling-address { + type inet:ip-address; + description + "The node's signaling address."; + } + container underlay-topology { + if-feature "te-topology-hierarchy"; + description + "When an abstract node encapsulates a topology, the + attributes in this container point to said topology."; + uses nw:network-ref; + } + } + // te-node-info-attributes + + grouping te-node-state-derived { + description + "Node state attributes in a TE topology."; + leaf oper-status { + type te-types:te-oper-status; + config false; + description + "The current operational state of the node."; + } + uses geolocation-container; + leaf is-multi-access-dr { + type empty; + config false; + description + "The presence of this attribute indicates that this TE node + is a pseudonode elected as a designated router."; + reference + "RFC 1195: Use of OSI IS-IS for Routing in TCP/IP and Dual + Environments + RFC 3630: Traffic Engineering (TE) Extensions to OSPF + Version 2"; + } + uses information-source-per-node-attributes; + list information-source-entry { + key "information-source information-source-instance"; + config false; + description + "A list of information sources learned, including the source + that is used."; + uses information-source-per-node-attributes; + uses te-node-connectivity-matrices; + uses te-node-info-attributes; + } + } + // te-node-state-derived + + grouping te-node-tunnel-termination-point-config { + description + "Termination capability of a TTP on a TE node."; + uses te-node-tunnel-termination-point-config-attributes; + container local-link-connectivities { + description + "Contains an LLCL for a TTP on a TE node."; + leaf number-of-entries { + type uint16; + description + "The number of LLCL entries. + If this number is specified in the configuration request, + the number is the requested number of entries, which may + not all be listed in the list; + if this number is reported in the state data, + the number is the current number of operational entries."; + } + uses te-types:label-set-info; + uses connectivity-matrix-entry-path-attributes; + } + } + // te-node-tunnel-termination-point-config + + grouping te-node-tunnel-termination-point-config-attributes { + description + "Configuration attributes of a TTP on a TE node."; + leaf admin-status { + type te-types:te-admin-status; + description + "The administrative state of the TTP."; + } + leaf name { + type string; + description + "A descriptive name for the TTP."; + } + leaf switching-capability { + type identityref { + base te-types:switching-capabilities; + } + description + "Switching capability for this interface."; + } + leaf encoding { + type identityref { + base te-types:lsp-encoding-types; + } + description + "Encoding supported by this interface."; + } + leaf-list inter-layer-lock-id { + type uint32; + description + "Inter-layer lock ID, used for path computation in a TE + topology covering multiple layers or multiple regions."; + reference + "RFC 5212: Requirements for GMPLS-Based Multi-Region and + Multi-Layer Networks (MRN/MLN) + RFC 6001: Generalized MPLS (GMPLS) Protocol Extensions + for Multi-Layer and Multi-Region Networks (MLN/MRN)"; + } + leaf protection-type { + type identityref { + base te-types:lsp-protection-type; + } + description + "The protection type that this TTP is capable of."; + } + container client-layer-adaptation { + description + "Contains capability information to support a client-layer + adaptation in a multi-layer topology."; + list switching-capability { + key "switching-capability encoding"; + description + "List of supported switching capabilities."; + reference + "RFC 4202: Routing Extensions in Support of + Generalized Multi-Protocol Label Switching (GMPLS) + RFC 6001: Generalized MPLS (GMPLS) Protocol Extensions + for Multi-Layer and Multi-Region Networks (MLN/MRN)"; + leaf switching-capability { + type identityref { + base te-types:switching-capabilities; + } + description + "Switching capability for the client-layer adaptation."; + } + leaf encoding { + type identityref { + base te-types:lsp-encoding-types; + } + description + "Encoding supported by the client-layer adaptation."; + } + uses te-types:te-bandwidth; + } + } + } + // te-node-tunnel-termination-point-config-attributes + + grouping te-node-tunnel-termination-point-llc-list { + description + "LLCL of a TTP on a TE node."; + list local-link-connectivity { + key "link-tp-ref"; + description + "The termination capabilities between the TTP and the LTP. + This capability information can be used to compute + the tunnel path. + The Interface Adjustment Capability Descriptors (IACDs) + (defined in RFC 6001) on each LTP can be derived from + this list."; + reference + "RFC 6001: Generalized MPLS (GMPLS) Protocol Extensions + for Multi-Layer and Multi-Region Networks (MLN/MRN)"; + leaf link-tp-ref { + type leafref { + path "../../../../../nt:termination-point/nt:tp-id"; + } + description + "LTP."; + } + uses te-types:label-set-info; + uses connectivity-matrix-entry-path-attributes; + } + } + // te-node-tunnel-termination-point-llc-list + + grouping te-path-element { + description + "A group of attributes defining an element in a TE path, + such as a TE node, TE link, TE atomic resource, or label."; + uses te-types:explicit-route-hop; + } + // te-path-element + + grouping te-termination-point-augment { + description + "Augmentation for a TE termination point."; + leaf te-tp-id { + type te-types:te-tp-id; + description + "An identifier that uniquely identifies a TE termination + point."; + } + container te { + must '../te-tp-id'; + presence "TE support"; + description + "Indicates TE support."; + uses te-termination-point-config; + leaf oper-status { + type te-types:te-oper-status; + config false; + description + "The current operational state of the LTP."; + } + uses geolocation-container; + } + } + // te-termination-point-augment + + grouping te-termination-point-config { + description + "TE termination point configuration grouping."; + leaf admin-status { + type te-types:te-admin-status; + description + "The administrative state of the LTP."; + } + leaf name { + type string; + description + "A descriptive name for the LTP."; + } + uses interface-switching-capability-list; + leaf inter-domain-plug-id { + type binary; + description + "A network-wide unique number that identifies on the + network a connection that supports a given inter-domain + TE link. This is a more flexible alternative to specifying + 'remote-te-node-id' and 'remote-te-link-tp-id' on a TE link + when the provider either does not know 'remote-te-node-id' + and 'remote-te-link-tp-id' or needs to give the client the + flexibility to mix and match multiple topologies."; + } + leaf-list inter-layer-lock-id { + type uint32; + description + "Inter-layer lock ID, used for path computation in a TE + topology covering multiple layers or multiple regions."; + reference + "RFC 5212: Requirements for GMPLS-Based Multi-Region and + Multi-Layer Networks (MRN/MLN) + RFC 6001: Generalized MPLS (GMPLS) Protocol Extensions + for Multi-Layer and Multi-Region Networks (MLN/MRN)"; + } + } + // te-termination-point-config + + grouping te-topologies-augment { + description + "Augmentation for TE topologies."; + container te { + presence "TE support"; + description + "Indicates TE support."; + container templates { + description + "Configuration parameters for templates used for a TE + topology."; + list node-template { + if-feature "template"; + key "name"; + leaf name { + type te-types:te-template-name; + description + "The name to identify a TE node template."; + } + description + "The list of TE node templates used to define sharable + and reusable TE node attributes."; + uses template-attributes; + uses te-node-config-attributes-template; + } + // node-template + list link-template { + if-feature "template"; + key "name"; + leaf name { + type te-types:te-template-name; + description + "The name to identify a TE link template."; + } + description + "The list of TE link templates used to define sharable + and reusable TE link attributes."; + uses template-attributes; + uses te-link-config-attributes; + } + // link-template + } + // templates + } + // te + } + // te-topologies-augment + + grouping te-topology-augment { + description + "Augmentation for a TE topology."; + uses te-types:te-topology-identifier; + container te { + must '../te-topology-identifier/provider-id' + + ' and ../te-topology-identifier/client-id' + + ' and ../te-topology-identifier/topology-id'; + presence "TE support"; + description + "Indicates TE support."; + uses te-topology-config; + uses geolocation-container; + } + } + // te-topology-augment + + grouping te-topology-config { + description + "TE topology configuration grouping."; + leaf name { + type string; + description + "Name of the TE topology. This attribute is optional and can + be specified by the operator to describe the TE topology, + which can be useful when 'network-id' (RFC 8345) is not + descriptive and not modifiable because of being generated + by the system."; + reference + "RFC 8345: A YANG Data Model for Network Topologies"; + } + leaf preference { + type uint8 { + range "1..255"; + } + description + "Specifies a preference for this topology. A lower number + indicates a higher preference."; + } + leaf optimization-criterion { + type identityref { + base te-types:objective-function-type; + } + description + "Optimization criterion applied to this topology."; + reference + "RFC 3272: Overview and Principles of Internet Traffic + Engineering"; + } + list nsrlg { + if-feature "nsrlg"; + key "id"; + description + "List of NSRLGs (Non-Shared Risk Link Groups)."; + reference + "RFC 4872: RSVP-TE Extensions in Support of End-to-End + Generalized Multi-Protocol Label Switching (GMPLS) + Recovery"; + leaf id { + type uint32; + description + "Identifies the NSRLG entry."; + } + leaf disjointness { + type te-types:te-path-disjointness; + description + "The type of resource disjointness."; + } + } + // nsrlg + } + // te-topology-config + + grouping template-attributes { + description + "Common attributes for all templates."; + leaf priority { + type uint16; + description + "The preference value for resolving conflicts between + different templates. When two or more templates specify + values for one configuration attribute, the value from the + template with the highest priority is used. + A lower number indicates a higher priority. The highest + priority is 0."; + } + leaf reference-change-policy { + type enumeration { + enum no-action { + description + "When an attribute changes in this template, the + configuration node referring to this template does + not take any action."; + } + enum not-allowed { + description + "When any configuration object has a reference to this + template, changing this template is not allowed."; + } + enum cascade { + description + "When an attribute changes in this template, the + configuration object referring to this template applies + the new attribute value to the corresponding + configuration."; + } + } + description + "This attribute specifies the action taken for a + configuration node that has a reference to this template."; + } + } + // template-attributes + + /* + * Data nodes + */ + + augment "/nw:networks/nw:network/nw:network-types" { + description + "Introduces a new network type for a TE topology."; + container te-topology { + presence "Indicates a TE topology"; + description + "Its presence identifies the TE topology type."; + } + } + + augment "/nw:networks" { + description + "Augmentation parameters for TE topologies."; + uses te-topologies-augment; + } + + augment "/nw:networks/nw:network" { + when 'nw:network-types/tet:te-topology' { + description + "Augmentation parameters apply only for networks with a + TE topology type."; + } + description + "Configuration parameters for a TE topology."; + uses te-topology-augment; + } + + augment "/nw:networks/nw:network/nw:node" { + when '../nw:network-types/tet:te-topology' { + description + "Augmentation parameters apply only for networks with a + TE topology type."; + } + description + "Configuration parameters for TE at the node level."; + leaf te-node-id { + type te-types:te-node-id; + description + "The identifier of a node in the TE topology. + A node is specific to a topology to which it belongs."; + } + container te { + must '../te-node-id' { + description + "'te-node-id' is mandatory."; + } + must 'count(../nw:supporting-node)<=1' { + description + "For a node in a TE topology, there cannot be more + than one supporting node. If multiple nodes are + abstracted, the 'underlay-topology' field is used."; + } + presence "TE support"; + description + "Indicates TE support."; + uses te-node-augment; + } + } + + augment "/nw:networks/nw:network/nt:link" { + when '../nw:network-types/tet:te-topology' { + description + "Augmentation parameters apply only for networks with a + TE topology type."; + } + description + "Configuration parameters for TE at the link level."; + container te { + must 'count(../nt:supporting-link)<=1' { + description + "For a link in a TE topology, there cannot be more + than one supporting link. If one or more link paths are + abstracted, the underlay is used."; + } + presence "TE support"; + description + "Indicates TE support."; + uses te-link-augment; + } + } + + augment "/nw:networks/nw:network/nw:node/" + + "nt:termination-point" { + when '../../nw:network-types/tet:te-topology' { + description + "Augmentation parameters apply only for networks with a + TE topology type."; + } + description + "Configuration parameters for TE at the termination point + level."; + uses te-termination-point-augment; + } + /** Decheng bypass exception + augment "/nw:networks/nw:network/nt:link/te/bundle-stack-level/" + + "bundle/bundled-links/bundled-link" { + when '../../../../nw:network-types/tet:te-topology' { + description + "Augmentation parameters apply only for networks with a + TE topology type."; + } + description + "Augmentation for a TE bundled link."; + leaf src-tp-ref { + type leafref { + path "../../../../../nw:node[nw:node-id = " + + "current()/../../../../nt:source/" + + "nt:source-node]/" + + "nt:termination-point/nt:tp-id"; + require-instance true; + } + description + "Reference to another TE termination point on the + same source node."; + } + leaf des-tp-ref { + type leafref { + path "../../../../../nw:node[nw:node-id = " + + "current()/../../../../nt:destination/" + + "nt:dest-node]/" + + "nt:termination-point/nt:tp-id"; + require-instance true; + } + description + "Reference to another TE termination point on the + same destination node."; + } + } **/ + + augment "/nw:networks/nw:network/nw:node/te/" + + "information-source-entry/connectivity-matrices/" + + "connectivity-matrix" { + when '../../../../../nw:network-types/tet:te-topology' { + description + "Augmentation parameters apply only for networks with a + TE topology type."; + } + description + "Augmentation for the TE node connectivity matrix."; + uses te-node-connectivity-matrix-attributes; + } + + augment "/nw:networks/nw:network/nw:node/te/te-node-attributes/" + + "connectivity-matrices/connectivity-matrix" { + when '../../../../../nw:network-types/tet:te-topology' { + description + "Augmentation parameters apply only for networks with a + TE topology type."; + } + description + "Augmentation for the TE node connectivity matrix."; + uses te-node-connectivity-matrix-attributes; + } + + augment "/nw:networks/nw:network/nw:node/te/" + + "tunnel-termination-point/local-link-connectivities" { + when '../../../../nw:network-types/tet:te-topology' { + description + "Augmentation parameters apply only for networks with a + TE topology type."; + } + description + "Augmentation for TE node TTP LLCs (Local Link + Connectivities)."; + uses te-node-tunnel-termination-point-llc-list; + } +} |