module v3po { yang-version 1; namespace "urn:opendaylight:params:xml:ns:yang:v3po"; prefix "v3po"; revision "2016-12-14" { description "This revision adds the following new features: - ingress/egress ACLs support - moved ACL definitions to vpp-acl module - updated l2 container constraint (permit IP address on BVI interface) - added PID of vpp process to vpp-state - added support for Loopback interfaces"; } revision "2015-01-05" { description "Initial revision of v3po model"; } import iana-if-type { prefix "ianaift"; } import ietf-interfaces { prefix "if"; } import ietf-yang-types { prefix "yang"; } import ietf-inet-types { prefix "inet"; } import ietf-ip { prefix "ip"; } import yang-ext { prefix "ext"; } import vpp-acl { prefix "vpp-acl"; } typedef bridge-domain-ref { type leafref { path "/vpp/bridge-domains/bridge-domain/name"; } description "This type is used by to reference a bridge domain table"; } typedef bridged-virtual-interface-ref { type leafref { path "/if:interfaces/if:interface/l2/bridged-virtual-interface"; } description "This type is used by to reference a bridged virtual interface"; } identity vxlan-tunnel { base if:interface-type; } identity gre-tunnel { base if:interface-type; } identity vhost-user { base if:interface-type; } identity tap { base if:interface-type; } identity loopback { base if:interface-type; } identity l2-fib-action { description "Base identity for l2-fib actions"; } identity l2-fib-forward { base l2-fib-action; description "Forwards packet with configured mac address"; } identity l2-fib-filter { base l2-fib-action; description "Drops packet with configured mac address"; } typedef l2-fib-action { type identityref { base "l2-fib-action"; } description "Identifies a specific L2 FIB action"; } typedef vxlan-vni { // FIXME: should be in a vxlan-specific model description "VNI used in a VXLAN tunnel"; type uint32 { range "0..16777215"; } } typedef vhost-user-role { type enumeration { enum "server"; enum "client"; } } identity vxlan-gpe-tunnel { base if:interface-type; } typedef vxlan-gpe-vni { description "VNI used in a VXLAN-GPE tunnel"; type uint32 { range "0..16777215"; } } typedef vxlan-gpe-next-protocol { type enumeration { enum "ipv4" { value 1; } enum "ipv6" { value 2; } enum "ethernet" { value 3; } enum "nsh" { value 4; } } } grouping bridge-domain-attributes { leaf flood { type boolean; default true; description "Enable/disable L2 flooding."; } leaf forward { type boolean; default true; description "Enable/disable L2 forwarding."; } leaf learn { type boolean; default true; description "Enable/disable L2 learning."; } leaf unknown-unicast-flood { type boolean; default true; } leaf arp-termination { type boolean; default false; } container arp-termination-table { when "../v3po:arp-termination = 'true'"; // TODO(HONEYCOMB-133): add support for read (after VPP-230 is done) list arp-termination-table-entry { key "ip-address phys-address"; leaf ip-address { // FIXME: change to ip-address-no-zone after https://bugs.opendaylight.org/show_bug.cgi?id=6413 is resolved type inet:ip-address; } leaf phys-address { type yang:phys-address; } } } } // TODO express constraints for L2 FIB entries in YANG if possible grouping l2-fib-attributes { container l2-fib-table { list l2-fib-entry { key "phys-address"; leaf phys-address { type yang:phys-address; } leaf outgoing-interface { type string; // mandatory true; // mandatory for forward action // FIXME VPP's CLI does not require to set iface id for filter action // VPP's binary api in constrast to CLI does some checks on the iface id value, // so currently it has to be set for all actions description "One of interfaces assigned to the FIB table's bridge-domain."; } leaf static-config { type boolean; default false; description "Static entries cannot be overridden by mac learning."; } leaf action { type l2-fib-action; mandatory true; description "L2 FIB action. For filter action, entry must be configured as static."; } leaf bridged-virtual-interface { when "../action = 'forward'"; type boolean; config false; // FIXME setting bvi is currently not supported by VPP's binary api } } } } grouping tap-interface-base-attributes { leaf tap-name { type string{ pattern "[a-zA-Z0-9\-;.+@$#^&*!_()=\[\]]*"; } } } grouping tap-interface-config-attributes { leaf mac { type yang:phys-address; mandatory false; description "Mac address to be set for the tap interface. Random will be used if not configured"; } leaf device-instance { type uint32; mandatory false; description "Custom device instance. Autogenerated will be used if not configured"; } } grouping loopback-interface-base-attributes { leaf mac { type yang:phys-address; mandatory false; description "Mac address of the loopback interface"; } } grouping ethernet-base-attributes { leaf mtu { type uint16 { range "64..9216"; } units "octets"; default 9216; description "The size, in octets, of the largest packet that the hardware interface will send and receive."; } } grouping ethernet-state-attributes { leaf manufacturer-description { type string; config false; } leaf duplex { type enumeration { enum "half"; enum "full"; } config false; } } grouping vhost-user-interface-base-attributes { leaf socket { type string { length 1..255; } } leaf role { type vhost-user-role; default "server"; } description "vhost-user settings"; } grouping vhost-user-interface-state-attributes { leaf features { type uint64; config false; } leaf virtio-net-hdr-size { type uint32; config false; } leaf num-memory-regions { type uint32; config false; } leaf connect-error { type string; config false; } } grouping vxlan-base-attributes { // FIXME: this should be in an vxlan-specific extension leaf src { /*mandatory true;*/ type inet:ip-address; } leaf dst { /*mandatory true;*/ type inet:ip-address; } leaf vni { /*mandatory true;*/ type vxlan-vni; } leaf encap-vrf-id { type uint32; } } grouping gre-base-attributes { leaf src { /*mandatory true;*/ type inet:ip-address; } leaf dst { /*mandatory true;*/ type inet:ip-address; } leaf outer-fib-id { type uint32; } } grouping vxlan-gpe-base-attributes { leaf local { /*mandatory true;*/ type inet:ip-address; } leaf remote { /*mandatory true;*/ type inet:ip-address; } leaf vni { /*mandatory true;*/ type vxlan-gpe-vni; } leaf next-protocol { type vxlan-gpe-next-protocol; } leaf encap-vrf-id { type uint32; } leaf decap-vrf-id { type uint32; } } grouping l2-base-attributes { description "Parameters for configuring Layer2 features on interfaces."; choice interconnection { case xconnect-based { leaf xconnect-outgoing-interface { /* Don't allow selection of this interface */ must "../../if:name != current()"; type if:interface-ref; // todo use interface-state-ref for operational data? description "L2 xconnect mode"; } } case bridge-based { leaf bridge-domain { type bridge-domain-ref; mandatory true; description "Interfaces in a bridge-domain forward packets to other interfaces in the same bridge-domain based on destination mac address."; } leaf split-horizon-group { when "../bridge-domain"; type uint8 { range "0..255"; } default 0; //no split horizon group description "Interface's split-horizon group. Interfaces in the same bridge-domain and split-horizon group can not forward packets between each other. "; } leaf bridged-virtual-interface { when "../bridge-domain"; type boolean; default false; description "Interface forward packets in the bridge-domain associated with the BVI."; } } } } grouping proxy-arp-attributes { description "Parameters for configuring Proxy ARP on interfaces."; leaf vrf-id { type uint32; default 0; } leaf low-addr { type inet:ipv4-address; } leaf high-addr { type inet:ipv4-address; } } augment /if:interfaces/if:interface { ext:augment-identifier "vpp-interface-augmentation"; // FIXME using ietf-interfaces model for vpp interfaces makes it hard to implement because: // 1. The link between interface type and this augmentation is unclear // 2. Only this augmentation with combination of ifc type is trigger to do something for vpp, what if user only configures base interface stuff ? + We need to get leaves defined by ietf-interfaces when we are processing this augment // 3. The ietf-interfaces model does not define groupings which makes types reuse difficult container tap { when "../if:type = 'v3po:tap'"; uses tap-interface-base-attributes; uses tap-interface-config-attributes; } container loopback { presence "Presence of this container indicates loopback nature of the interface"; when "../if:type = 'v3po:loopback'"; uses loopback-interface-base-attributes; } container ethernet { when "../if:type = 'ianaift:ethernetCsmacd'"; uses ethernet-base-attributes; } container routing { // TODO (HONEYCOMB-127): add routing info for oper leaf ipv4-vrf-id { type uint32; } leaf ipv6-vrf-id { type uint32; } description "Defines VRF tables used for ipv4 and ipv6 traffic"; } container vhost-user { when "../if:type = 'v3po:vhost-user'"; uses vhost-user-interface-base-attributes; } container vxlan { when "../if:type = 'v3po:vxlan-tunnel'"; uses vxlan-base-attributes; } container gre { when "../if:type = 'v3po:gre-tunnel'"; uses gre-base-attributes; } container l2 { must "bridged-virtual-interface = 'true' or " + "(not (../if:ipv4[if:enabled = 'true']/if:address/if:ip) and " + "not (../if:ipv6[if:enabled = 'true']/if:address/if:ip))"; uses l2-base-attributes; } container vxlan-gpe { when "../if:type = 'v3po:vxlan-gpe-tunnel'"; uses vxlan-gpe-base-attributes; } container proxy-arp { uses proxy-arp-attributes; } container acl { container ingress { uses vpp-acl:acl-base-attributes; } container egress { uses vpp-acl:acl-base-attributes; } } container ietf-acl { container ingress { uses vpp-acl:ietf-acl-base-attributes; } container egress { uses vpp-acl:ietf-acl-base-attributes; } } } container vpp { description "VPP config data"; container bridge-domains { list bridge-domain { key "name"; leaf name { type string; } uses bridge-domain-attributes; uses l2-fib-attributes; description "bridge-domain configuration"; } } } augment /if:interfaces-state/if:interface { ext:augment-identifier "vpp-interface-state-augmentation"; leaf description { type string; } container tap { when "../if:type = 'v3po:tap'"; uses tap-interface-base-attributes; } container ethernet { when "../if:type = 'ianaift:ethernetCsmacd'"; uses ethernet-base-attributes; uses ethernet-state-attributes; } container vhost-user { when "../if:type = 'v3po:vhost-user'"; uses vhost-user-interface-base-attributes; uses vhost-user-interface-state-attributes; } container vxlan { when "../if:type = 'v3po:vxlan-tunnel'"; uses vxlan-base-attributes; } container vxlan-gpe { when "../if:type = 'v3po:vxlan-gpe-tunnel'"; uses vxlan-gpe-base-attributes; } container gre { when "../if:type = 'gre-tunnel'"; uses gre-base-attributes; } container l2 { must "bridged-virtual-interface = 'true' or " + "(not (../if:ipv4[if:enabled = 'true']/if:address/if:ip) and " + "not (../if:ipv6[if:enabled = 'true']/if:address/if:ip))"; uses l2-base-attributes; } container proxy-arp { uses proxy-arp-attributes; } container acl { container ingress { uses vpp-acl:acl-base-attributes; } container egress { uses vpp-acl:acl-base-attributes; } } container ietf-acl { container ingress { uses vpp-acl:ietf-acl-base-attributes; } container egress { uses vpp-acl:ietf-acl-base-attributes; } } } augment /if:interfaces-state/if:interface/if:statistics { ext:augment-identifier "vpp-interface-statistics-augmentation"; leaf in-errors-no-buf { type yang:counter64; } leaf in-errors-miss { type yang:counter64; } leaf out-discards-fifo-full { type yang:counter64; } } container vpp-state { config false; description "VPP operational data"; container bridge-domains { // FIXME: Should this live in bridge-domain.yang in a modular fashion ? list bridge-domain { key "name"; leaf name { type string; } uses bridge-domain-attributes; uses l2-fib-attributes; description "bridge-domain operational data"; } } container version { leaf name { type string; } leaf build-directory { type string; } leaf build-date { type string; } leaf branch { type string; } leaf pid { type uint32; description "PID of the vpp process"; } description "vlib version info"; } } // VPP Notifications typedef interface-status { type enumeration { enum up { value 1; } enum down { value 0; } } } typedef interface-name-or-index { type union { type string; type uint32; } } notification interface-state-change { leaf name { type interface-name-or-index; } leaf admin-status { type interface-status; } leaf oper-status { type interface-status; } } notification interface-deleted { leaf name { type interface-name-or-index; } } }