sonic-buffer-pg.yang

module sonic-buffer-pg {
    namespace "http://github.com/sonic-net/sonic-buffer-pg";
    prefix bpg;

    yang-version 1.1;

    import sonic-port {
        prefix prt;
    }

    import sonic-buffer-profile {
        prefix bpf;
    }

    organization
        "SONiC";

    contact
        "SONiC";

    description
        "Ingress buffer priority group configuration for SONiC ports.";

    revision 2021-07-01 {
        description
            "Initial revision.";
    }


    container sonic-buffer-pg {

        container BUFFER_PG {

            description "Configures ingress buffer allocation per priority group on a port.";

            list BUFFER_PG_LIST {
                key "port pg_num";

                description "Buffer priority group entry for a specific port and priority group range.";

                leaf port {
                    type leafref {
                        path "/prt:sonic-port/prt:PORT/prt:PORT_LIST/prt:name";
                    }
                    description "Port on which the buffer priority group is configured.";
                }

                leaf pg_num {
                    type string {
                        pattern "[0-7]((-)[0-7])?" {
                            error-message "Invalid Buffer PG number";
                            error-app-tag pg-num-invalid;
                        }
                    }
                    description "Priority Group number";
                }

                leaf profile {
                    default 0;
                    type union {
                        type leafref {
                            path "/bpf:sonic-buffer-profile/bpf:BUFFER_PROFILE/bpf:BUFFER_PROFILE_LIST/bpf:name";
                        }
                        type string {
                            pattern "NULL";
                        }
                    }
                    description "Buffer Profile associated with Priority Group number for a port";
                }

            }
        }
    }
}