forked from tsaad-dev/te
-
Notifications
You must be signed in to change notification settings - Fork 0
/
ietf-te.yang
1183 lines (1111 loc) · 30 KB
/
ietf-te.yang
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
module ietf-te {
namespace "urn:ietf:params:xml:ns:yang:ietf-te";
/* Replace with IANA when assigned */
prefix "te";
/* Import TE generic types */
import ietf-te-types {
prefix ietf-te-types;
}
/* Import TE packet specific types */
import ietf-te-psc-types {
prefix ietf-te-psc-types;
}
import ietf-interfaces {
prefix if;
}
import ietf-inet-types {
prefix inet;
}
organization
"IETF TEAS Working Group";
contact
"Fill me";
description
"YANG data module for TE configuration,
state, RPC and notifications.";
revision 2015-10-16 {
description "Latest update to TE generic YANG module.";
reference "TBD";
}
/**
* TE interface generic groupings
*/
grouping te-admin-groups_config {
description
"TE interface affinities grouping";
choice admin-group-type {
description
"TE interface administrative groups
representation type";
case value-admin-groups {
choice value-admin-group-type {
description "choice of admin-groups";
case admin-groups {
description
"Administrative group/Resource
class/Color.";
leaf admin-group {
type ietf-te-types:admin-group;
description
"TE interface administrative group";
}
}
case extended-admin-groups {
if-feature ietf-te-types:extended-admin-groups;
description
"Extended administrative group/Resource
class/Color.";
leaf extended-admin-group {
type ietf-te-types:extended-admin-group;
description
"TE interface extended administrativei
group";
}
}
}
}
case named-admin-groups {
list named-admin-groups {
if-feature ietf-te-types:extended-admin-groups;
if-feature ietf-te-types:named-extended-admin-groups;
key named-admin-group;
description
"A list of named admin-group entries";
leaf named-admin-group {
type leafref {
path "../../../../../globals/config/" +
"named-admin-groups/name";
}
description
"A named admin-group entry";
}
}
}
}
}
/* TE interface SRLGs */
grouping te-srlgs_config {
description "TE interface SRLG grouping";
choice srlg-type {
description "Choice of SRLG configuration";
case value-srlgs {
list srlgsvalues {
key "srlgsvalue";
description "List of SRLG values that
this link is part of.";
leaf srlgsvalue {
type uint32 {
range "0..4294967295";
}
description
"Value of the SRLG";
}
}
}
case named-srlgs {
list named-srlgs {
if-feature ietf-te-types:named-srlg-groups;
key named-srlg;
description
"A list of named SRLG entries";
leaf named-srlg {
type leafref {
path "../../../../../globals/config/" +
"named-srlgs/name";
}
description
"A named SRLG entry";
}
}
}
}
}
/* TE interface flooding parameters */
grouping te-flooding-parameters_config {
description "Interface TE flooding properties.";
container thresholds {
description "Flooding threshold values in percentages.";
choice type {
description
"Describes the flooding threshold step method";
case equal-steps {
choice equal-step-type {
description
"Describes whether up and down equal step
size are same or different";
case up-down-different-step {
leaf up-step {
type uint8 {
range "0..100";
}
description
"Set single percentage threshold
for increasing resource
allocation";
}
leaf down-step {
type uint8 {
range "0..100";
}
description
"Set single percentage threshold
for decreasing resource
allocation";
}
}
case up-down-same-step {
leaf step {
type uint8 {
range "0..100";
}
description
"Set single percentage threshold
for increasing and decreasing
resource allocation";
}
}
}
}
case unequal-steps {
list up-steps {
key "value";
description
"Set nultuple percentage thresholds for
increasing resource allocation";
leaf value {
type uint8 {
range "0..100";
}
description
"Percentage value";
}
}
list down-steps {
key "value";
description
"Set nultuple percentage thresholds for
decreasing resource allocation";
leaf value {
type uint8 {
range "0..100";
}
description
"Percentage value";
}
}
}
}
}
}
/* TE interface metric */
grouping te-metric_config {
description "Interface TE metric grouping";
leaf te-metric {
type ietf-te-types:te-metric;
description "Interface TE metric.";
}
}
/* TE interface switching capabilities */
grouping te-switching-cap_config {
description
"TE interface switching capabilities";
list switching-capabilities {
key "switching-capability";
description
"List of interface capabilities for this interface";
leaf switching-capability {
type identityref {
base ietf-te-types:switching-capabilities;
}
description
"Switching Capability for this interface";
}
leaf encoding {
type identityref {
base ietf-te-types:lsp-encoding-types;
}
description
"Encoding supported by this interface";
}
}
}
grouping te-advertisements_state {
description
"TE interface advertisements state grouping";
container te-advertisements_state {
description
"TE interface advertisements state container";
leaf flood-interval {
type uint32;
description
"The periodic flooding interval";
}
leaf last-flooded-time {
type uint32;
units seconds;
description
"Time elapsed since last flooding in seconds";
}
leaf next-flooded-time {
type uint32;
units seconds;
description
"Time remained for next flooding in seconds";
}
leaf last-flooded-trigger {
type enumeration {
enum link-up {
description "Link-up flooding trigger";
}
enum link-down {
description "Link-up flooding trigger";
}
enum threshold-up {
description
"Bandwidth reservation up threshold";
}
enum threshold-down {
description
"Bandwidth reservation down threshold";
}
enum bandwidth-change {
description "Banwidth capacity change";
}
enum user-initiated {
description "Initiated by user";
}
enum srlg-change {
description "SRLG property change";
}
enum periodic-timer {
description "Periodic timer expired";
}
}
description "Trigger for the last flood";
}
list advertized-level-areas {
key level-area;
description
"List of areas the TE interface is advertised
in";
leaf level-area {
type uint32;
description
"The IGP area or level where the TE
interface state is advertised in";
}
}
}
}
/* TE interface attributes grouping */
grouping te-attributes {
description "TE attributes configuration grouping";
container config {
description
"Configuration parameters for interface TE
attributes";
uses te-metric_config;
uses te-admin-groups_config;
uses te-srlgs_config;
uses te-switching-cap_config;
uses te-flooding-parameters_config;
}
container state {
config false;
description
"State parameters for interface TE metric";
uses te-metric_config;
uses te-admin-groups_config;
uses te-srlgs_config;
uses te-switching-cap_config;
uses te-flooding-parameters_config;
uses te-advertisements_state;
}
}
grouping te-all-attributes {
description
"TE attributes configuration grouping for all
interfaces";
container config {
description
"Configuration parameters for all interface TE
attributes";
uses te-flooding-parameters_config;
}
container state {
config false;
description
"State parameters for all interface TE metric";
uses te-flooding-parameters_config;
}
}
/*** End of TE interface groupings ***/
/**
* TE tunnel generic groupings
*/
/* TE tunnel path configuration data */
grouping tunnel-path-params_config {
description
"Tunnel path properties grouping";
leaf path-named-constraint {
if-feature ietf-te-types:named-path-constraints;
type string;
description
"Reference to a globally defined named path
constraint set";
}
uses ietf-te-types:tunnel-path-selection;
choice type {
description
"Describes the path type";
case dynamic {
leaf dynamic {
type empty;
description
"A CSPF dynamically computed path";
}
}
case explicit {
leaf explicit-path-name {
type string;
description
"The explicit-path name";
}
}
}
leaf no-cspf {
type empty;
description
"Indicates no CSPF is to be attempted on this
path.";
}
leaf lockdown {
type empty;
description
"Indicates no reoptimization to be attempted for
this path.";
}
}
/* TE tunne configuration data */
grouping tunnel-params_config {
description
"Configuration parameters relating to TE tunnel";
leaf name {
type string;
description "TE tunnel name.";
}
leaf type {
type identityref {
base ietf-te-types:tunnel-type;
}
description "TE tunnel type.";
}
leaf identifier {
type uint16;
description
"TE tunnel Identifier.";
}
leaf description {
type string;
description
"TE tunnel description.";
}
leaf admin-status {
type identityref {
base ietf-te-types:state-type;
}
default ietf-te-types:state-up;
description "TE tunnel administrative state.";
}
uses ietf-te-psc-types:tunnel-routing-properties;
uses ietf-te-psc-types:tunnel-forwarding-properties;
uses ietf-te-types:tunnel-bidir-assoc-properties;
choice path-type {
description
"Describes the path type";
case p2p {
leaf destination {
type inet:ip-address;
description
"P2P tunnel destination address";
}
/* P2P list of path(s) */
list primary-paths {
key "name";
description
"List of primary paths for this tunnel.";
leaf name {
type string;
description "Path name";
}
leaf preference {
type uint8 {
range "1..255";
}
description
"Specifies a preference for this path. The lower the
number higher the preference";
}
uses tunnel-path-params_config;
list secondary-paths {
key "name";
description
"List of secondary paths for this
tunnel.";
leaf name {
type string;
description "Path name";
}
leaf preference {
type uint8 {
range "1..255";
}
description
"Specifies a preference for this path. The lower the
number higher the preference";
}
uses tunnel-path-params_config;
}
}
}
case p2mp {
if-feature ietf-te-types:p2mp-te;
list p2mp-paths {
key "destination";
description
"List of destinations and their paths.";
leaf destination {
type inet:ip-address;
description
"P2MP destination leaf address";
}
list primary-paths {
key "name";
description
"List of primary paths";
leaf name {
type string;
description "Path name";
}
leaf preference {
type uint8 {
range "1..255";
}
description
"Specifies a preference for this path. The lower the
number higher the preference";
}
uses tunnel-path-params_config;
list secondary-paths {
key "name";
description
"List of secondary paths";
leaf name {
type string;
description "Path name";
}
leaf preference {
type uint8 {
range "1..255";
}
description
"Specifies a preference for this path. The lower
the number higher the preference";
}
uses tunnel-path-params_config;
}
}
}
}
}
}
grouping tunnel-params_state {
description
"State parameters relating to TE tunnel";
leaf oper-status {
type identityref {
base ietf-te-types:state-type;
}
description "TE tunnel operational state.";
}
list lsp {
key "source destination tunnel-id lsp-id";
description "List of LSPs associated with the tunnel.";
leaf source {
type leafref {
path "../../../../../lsps-state/lsp/source";
}
description
"Tunnel sender address extracted from
SENDER_TEMPLATE object";
reference "RFC3209";
}
leaf destination {
type leafref {
path "../../../../../lsps-state/lsp/destination";
}
description
"Tunnel endpoint address extracted from
SESSION object";
reference "RFC3209";
}
leaf tunnel-id {
type leafref {
path "../../../../../lsps-state/lsp/tunnel-id";
}
description
"Tunnel identifier used in the SESSION
that remains constant over the life
of the tunnel.";
reference "RFC3209";
}
leaf lsp-id {
type leafref {
path "../../../../../lsps-state/lsp/lsp-id";
}
description
"Identifier used in the SENDER_TEMPLATE
and the FILTER_SPEC that can be changed
to allow a sender to share resources with
itself.";
reference "RFC3209";
}
leaf extended-tunnel-id {
type leafref {
path "../../../../../lsps-state/lsp/extended-tunnel-id";
}
description
"Extended Tunnel ID of the LSP.";
reference "RFC3209";
}
leaf type {
type leafref {
path "../../../../../lsps-state/lsp/type";
}
description "LSP type P2P or P2MP";
}
}
}
/* TE tunnel configuration/state grouping */
grouping tunnel-properties {
description
"Top level grouping for tunnel properties.";
container config {
description
"Configuration parameters relating to
tunnel properties";
uses tunnel-params_config;
}
container state {
config false;
description
"State information associated with tunnel
properties";
uses tunnel-params_config;
uses tunnel-params_state;
}
}
/*** End of TE tunnel groupings ***/
/**
* LSP related generic groupings
*/
grouping lsp-properties_state {
description
"State parameters relating to LSP";
leaf oper-status {
type identityref {
base ietf-te-types:state-type;
}
description "LSP operational state.";
}
leaf origin-type {
type enumeration {
enum ingress {
description
"Origin ingress";
}
enum egress {
description
"Origin egress";
}
enum transit {
description
"transit";
}
}
description
"Origin type of LSP relative to the location
of the local switch in the path.";
}
leaf lsp-resource-status {
type enumeration {
enum primary {
description
"A primary LSP is a fully established LSP for
which the resource allocation has been committed
at the data plane";
}
enum secondary {
description
"A secondary LSP is an LSP that has been provisioned
in the control plane only; e.g. resource allocation
has not been committed at the data plane";
}
}
description "LSP resource allocation type";
reference "rfc4872, section 4.2.1";
}
leaf lsp-protection-status {
type enumeration {
enum working {
description
"A working LSP must be a primary LSP whilst a protecting
LSP can be either a primary or a secondary LSP. Also,
known as protected LSPs when working LSPs are associated
with protecting LSPs.";
}
enum protecting {
description
"A secondary LSP is an LSP that has been provisioned
in the control plane only; e.g. resource allocation
has not been committed at the data plane";
}
}
description "LSP role type";
reference "rfc4872, section 4.2.1";
}
leaf lsp-operational-status {
type empty;
description
"This bit is set when a protecting LSP is carrying the normal
traffic after protection switching";
}
container lsp-timers {
when "../origin-type = 'ingress'" {
description "Applicable to ingress LSPs only";
}
description "Ingress LSP timers";
leaf life-time {
type uint32;
units seconds;
description
"lsp life time";
}
leaf time-to-install {
type uint32;
units seconds;
description
"lsp installation delay time";
}
leaf time-to-die {
type uint32;
units seconds;
description
"lsp expire delay time";
}
}
container downstream-info {
when "../../origin-type != 'egress'" {
description "Applicable to ingress LSPs only";
}
description
"downstream information";
leaf nhop {
type inet:ip-address;
description
"downstream nexthop.";
}
leaf neighbor {
type inet:ip-address;
description
"downstream neighbor.";
}
leaf label {
type uint32;
description
"downstream label.";
}
}
container upstream-info {
when "../../origin-type != 'ingress'" {
description "Applicable to ingress LSPs only";
}
description
"upstream information";
leaf phop {
type inet:ip-address;
description
"upstream nexthop or previous-hop.";
}
leaf neighbor {
type inet:ip-address;
description
"upstream neighbor.";
}
leaf label {
type uint32;
description
"upstream label.";
}
}
}
/*** End of TE LSP groupings ***/
/**
* TE global generic groupings
*/
/* Global device specific configuration data */
grouping globals-device_config {
description
"Top level grouping for global config data.";
leaf lsp-install-interval {
type uint32;
units seconds;
description
"lsp installation delay time";
}
leaf lsp-cleanup-interval {
type uint32;
units seconds;
description
"lsp cleanup delay time";
}
}
/* Global device specific state data */
grouping globals-device_state {
description
"Top level grouping for global state data.";
leaf tunnels-counter {
type uint32;
description "Tunnels count";
}
leaf lsps-counter {
type uint32;
description "Tunnels count";
}
}
/* Global named admin-groups configuration data */
grouping named-admin-groups_config {
description
"Global named administrative groups configuration
grouping";
list named-admin-groups {
if-feature ietf-te-types:extended-admin-groups;
if-feature ietf-te-types:named-extended-admin-groups;
key "name";
description
"List of named TE admin-groups";
leaf name {
type string;
description
"A string name that uniquely identifies a TE
interface named admin-group";
}
leaf bit-position {
type uint32;
description
"Bit position representing the administrative group";
}
}
}
/* Global named admin-srlgs configuration data */
grouping named-srlgs_config {
description
"Global named SRLGs configuration
grouping";
list named-srlgs {
if-feature ietf-te-types:named-srlg-groups;
key "name";
description
"A list of named SRLG groups";
leaf name {
type string;
description
"A string name that uniquely identifies a TE
interface named srlg";
}
leaf group {
type ietf-te-types:srlg;
description "An SRLG value";
}
}
}
/* Global named explicit-paths configuration data */
grouping named-explicit-paths_config {
description
"Global explicit path configuration
grouping";
list named-explicit-paths {
key "name";
description
"A list of explicit paths";
leaf name {
type string;
description
"A string name that uniquely identifies an
explicit path";
}
list explicit-route-objects {
key "index";
description
"List of explicit route objects";
leaf index {
type uint8 {
range "0..255";
}
description
"Index of this explicit route object";
}
uses ietf-te-types:explicit-route-subobject;
leaf explicit-route-usage {
type identityref {
base ietf-te-types:route-usage-type;
}
description
"An IP hop action.";
}
}
}
}
/* Global named paths constraints configuration data */
grouping named-path-constraints_config {
description
"Global named path constraints configuration
grouping";
list named-constraints {
if-feature ietf-te-types:named-path-constraints;
key "name";
description
"A list of named path constraints";
leaf name {
type string;
description
"A string name that uniquely identifies a
path constraint set";
}
uses ietf-te-types:tunnel-path-selection;
}
}
/* TE globals container data */
grouping globals-grouping {
description
"Globals TE system-wide configuration data grouping";
container globals {
description
"Globals TE system-wide configuration data container";
container config {
description
"Configuration parameters for system-wide
parameters";
uses named-admin-groups_config;
uses named-srlgs_config;
uses named-explicit-paths_config;
uses named-path-constraints_config;
}
container state {
config false;
description
"State for system-wide parameters";
uses named-admin-groups_config;
uses named-srlgs_config;
uses named-explicit-paths_config;
uses named-path-constraints_config;
}
}
}
/* TE interface container data */
grouping interfaces-grouping {
description
"Interface TE configuration data grouping";
container interfaces {
description
"Configuration data model for TE interfaces.";
uses te-all-attributes;
list interface {
key "interface";
description "TE interfaces.";
leaf interface {
type if:interface-ref;
description
"TE interface name.";
}
/* TE interface parameters */
uses te-attributes;
}
}
}
/* TE tunnels container data */
grouping tunnels-grouping {
description
"Tunnels TE configuration data grouping";
container tunnels {
description
"Tunnels TE configuration data container";
list tunnel {
key "name type";
unique "identifier";