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Add gNSI Authz, Certz, Pathz and Credentialz YANG models
This PR introduces the new YANG models for gNSI Authz, Certz, Pathz and Credentialz. And, updates the list to include the new models.
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‎config/transformer/models_list‎

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@@ -11,3 +11,7 @@ openconfig-if-aggregate.yang
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openconfig-mclag.yang
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openconfig-mclag-annot.yang
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openconfig-vlan.yang
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gnsi-authz.yang
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gnsi-pathz.yang
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gnsi-certz.yang
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gnsi-credentialz.yang

‎models/yang/gnsi-authz.yang‎

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module gnsi-authz {
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yang-version 1.1;
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namespace "https://github.com/openconfig/gnsi/authz/yang";
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prefix gnsi-authz;
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import openconfig-system {
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prefix oc-sys;
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}
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import openconfig-system-grpc {
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prefix oc-sys-grpc;
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}
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import openconfig-types {
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prefix oc-types;
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}
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import openconfig-yang-types {
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prefix oc-yang;
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}
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organization
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"Google LLC";
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contact
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"Google LLC";
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description
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"This module provides a data model for the metadata of the gRPC
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authorization policies installed on a networking device.";
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revision 2022-10-30 {
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description
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"Adds success/failure counters.";
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reference "0.3.0";
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}
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revision 2022-08-01 {
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description
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"Single authz policy.";
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reference "0.2.0";
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}
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revision 2022-01-17 {
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description
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"Initial revision.";
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reference "0.1.0";
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}
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typedef version {
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type string;
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description
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"The version ID of the gRPC authorization policy as provided by
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the gRPC Authorization Policy Manager when the policy was pushed.
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This leaf persists through a reboot.";
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}
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typedef created-on {
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type oc-types:timeticks64;
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description
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"The creation time of the gRPC authorization policy as reported by
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the gRPC Authorization Policy manager when the policy was pushed
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to the device. This value is reported as nanoseconds since epoch
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(January 1st, 1970 00:00:00 GMT). This leaf persists through
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a reboot.";
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}
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// gRPC server authorization policy related definitions.
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grouping counters {
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description
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"A collection of counters that were collected by the gNSI.authz
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module while evaluating access to a RPC.";
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leaf access-rejects {
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type oc-yang:counter64;
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description
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"The total number of times the gNSI.authz module denied access
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to a RPC.";
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}
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leaf last-access-reject {
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type oc-types:timeticks64;
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description
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"A timestamp of the last time the gNSI.authz denied access to
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a RPC.";
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}
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leaf access-accepts {
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type oc-yang:counter64;
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description
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"The total number of times the gNSI.authz module allowed access
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to a RPC.";
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}
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leaf last-access-accept {
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type oc-types:timeticks64;
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description
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"A timestamp of the last time the gNSI.authz allowed access to
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a RPC.";
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}
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}
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grouping grpc-server-user-authz-policy-success-failure-counters {
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description
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"A collection of counters collected by the gNSI.authz module.";
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container rpcs {
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description
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"A collection of counters collected by the gNSI.authz module
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for each RPC separately.";
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list rpc {
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description
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"A collection of counters collected by the gNSI.authz module
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for a RPC identified by the `name`.";
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key name;
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leaf name {
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type leafref {
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path "../state/name";
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}
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description
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"The name of the RPC the counters were collected for.";
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}
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container state {
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leaf name {
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type string;
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description
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"The name of the RPC the counters were collected
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for.";
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}
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uses counters;
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}
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}
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}
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}
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grouping grpc-server-authz-policy-success-failure-counters {
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description
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"A collection of counters collected by the gNSI.authz module.";
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container authz-policy-counters {
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description
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"A collection of counters collected by the gNSI.authz module.";
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config false;
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uses grpc-server-user-authz-policy-success-failure-counters;
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}
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}
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grouping grpc-server-authz-policy-state {
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description
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"gNMI server's gRPC authorization policy freshness-related data.";
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leaf grpc-authz-policy-version {
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type version;
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description
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"The version of the gRPC authorization policy that is used by
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this system.";
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}
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leaf grpc-authz-policy-created-on {
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type created-on;
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description
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"The timestamp of the moment when the gRPC authorization policy
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that is currently used by this system was created.";
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}
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}
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// Augments section.
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augment "/oc-sys:system/oc-sys:aaa/oc-sys:authorization/" +
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"oc-sys:state" {
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description
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"A system's gRPC authorization policy freshness information.";
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uses grpc-server-authz-policy-state;
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}
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augment "/oc-sys:system/oc-sys-grpc:grpc-servers/oc-sys-grpc:grpc-server" {
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description
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"Counters collected while evaluating access to a gRPC server using
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the gNSI.authz authorization policy.";
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uses grpc-server-authz-policy-success-failure-counters;
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}
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}

‎models/yang/gnsi-certz.yang‎

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module gnsi-certz {
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yang-version 1.1;
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namespace "https://github.com/openconfig/gnsi/certz/yang";
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prefix gnsi-certz;
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import openconfig-system {
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prefix oc-sys;
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}
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import openconfig-system-grpc {
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prefix oc-sys-grpc;
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}
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import openconfig-types {
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prefix oc-types;
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}
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import openconfig-yang-types {
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prefix oc-yang;
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}
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organization
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"Google LLC";
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contact
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"Google LLC";
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description
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"This module provides a data model for the metadata of gRPC credentials
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installed on a networking device.";
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revision 2023-02-13 {
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description
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"rename access/reject counters";
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reference "0.5.0";
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}
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revision 2023-08-24 {
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description
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"Adds ssl-profile-id leaf";
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reference "0.4.0";
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}
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revision 2023-05-10 {
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description
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"Adds authentication policy freshness information.";
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reference "0.3.0";
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}
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revision 2022-10-30 {
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description
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"Adds success/failure counters.";
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reference "0.2.0";
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}
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revision 2022-09-20 {
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description
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"Initial revision.";
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reference "0.1.0";
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}
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typedef version {
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type string;
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description
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"The version ID of the credential as provided by the credential
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manager when the credential was pushed. This leaf persists through
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a reboot.";
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}
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typedef created-on {
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type oc-types:timeticks64;
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description
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"The creation time of the credential as reported by the credential
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manager when the credential was pushed to the device. This value is
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reported as nanoseconds since epoch (January 1st, 1970 00:00:00 GMT).
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This leaf persists through a reboot.";
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}
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// gRPC server related definitions.
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// Success/failure counters.
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grouping counters {
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description
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"A collection of counters that were collected while attempting
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to establish connections to the gRPC server.";
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container counters {
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config false;
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description
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"A collection of counters that were collected by the gRPC during
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the authentication process.";
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leaf connection-rejects {
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type oc-yang:counter64;
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description
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"The total number of times that gRPC clients have failed
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in establishing a connection to the server.";
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}
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leaf last-connection-reject {
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type oc-types:timeticks64;
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description
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"A timestamp of the last time a gRPC client failed
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in establishing a connection to the server.";
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}
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leaf connection-accepts {
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type oc-yang:counter64;
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description
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"The total number of times that gRPC clients have succeeded
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in establishing a connection to the server.";
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}
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leaf last-connection-accept {
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type oc-types:timeticks64;
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description
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"A timestamp of the last time a gRPC client succeeded
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in establishing a connection to the server.";
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}
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}
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}
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grouping grpc-server-credentials-state {
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description
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"gRPC server credentials freshness-related data.";
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leaf certificate-version {
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type version;
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description
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"The version of the certificate (and associated
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private key) that is used by this gRPC server.";
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}
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leaf certificate-created-on {
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type created-on;
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description
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"The timestamp of the moment when the certificate
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(and associated private key) that is currently used
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by this gRPC server was created.";
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}
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leaf ca-trust-bundle-version {
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type version;
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description
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"The version of the bundle of the Certificate
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Authority certificates a.k.a. trust bundle used by
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this gRPC server.";
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}
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leaf ca-trust-bundle-created-on {
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type created-on;
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description
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"The timestamp of the moment when the bundle of
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the Certificate Authority certificates (a.k.a.
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trust bundle) was created.";
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}
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leaf certificate-revocation-list-bundle-version {
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type version;
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description
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"The version of the Certificate Revocation List bundle used by
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this gRPC server.";
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}
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leaf certificate-revocation-list-bundle-created-on {
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type created-on;
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description
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"The timestamp of the moment when the Certificate Revocation
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List bundle was created.";
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}
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leaf authentication-policy-version {
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type version;
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description
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"The version of the authentication policy that is used by
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this gRPC server.";
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}
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leaf authentication-policy-created-on {
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type created-on;
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description
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"The timestamp of the moment when the authentication policy
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that is currently used by this gRPC server was created.";
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}
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leaf ssl-profile-id {
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type string;
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description
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"The ID of this gRPC server's SSL profile
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as used by the gNSI Certz service";
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}
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}
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// Augments section.
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augment "/oc-sys:system/oc-sys-grpc:grpc-servers/oc-sys-grpc:grpc-server/" +
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"oc-sys-grpc:state" {
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description
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"A gRPC server credentials freshness information.";
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uses grpc-server-credentials-state;
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uses counters;
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}
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}

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