summaryrefslogtreecommitdiffstats
path: root/v3po
diff options
context:
space:
mode:
authorMarek Gradzki <mgradzki@cisco.com>2016-07-13 08:46:56 +0200
committerMarek Gradzki <mgradzki@cisco.com>2016-07-14 10:53:40 +0200
commit9e6835b79cda20c3614c6e76c64099ab64be2831 (patch)
treefd035c82d754119afc3e4d743ae4fb58f341f56a /v3po
parentdddc1d221fae78677b5e269a4dad1f5ff409d0fe (diff)
HONEYCOMB-49: VPP classifier model. Initial version
Change-Id: I8dbd22657c1cd1c9dfc45ca130015b5b3dbffee1 Signed-off-by: Marek Gradzki <mgradzki@cisco.com>
Diffstat (limited to 'v3po')
-rw-r--r--v3po/api/src/main/java/org/opendaylight/yang/gen/v1/urn/opendaylight/params/xml/ns/yang/vpp/classifier/rev150603/OpaqueIndexBuilder.java24
-rw-r--r--v3po/api/src/main/java/org/opendaylight/yang/gen/v1/urn/opendaylight/params/xml/ns/yang/vpp/classifier/rev150603/VppNodeBuilder.java25
-rw-r--r--v3po/api/src/main/yang/v3po.yang38
-rw-r--r--v3po/api/src/main/yang/vpp-classifier.yang168
4 files changed, 255 insertions, 0 deletions
diff --git a/v3po/api/src/main/java/org/opendaylight/yang/gen/v1/urn/opendaylight/params/xml/ns/yang/vpp/classifier/rev150603/OpaqueIndexBuilder.java b/v3po/api/src/main/java/org/opendaylight/yang/gen/v1/urn/opendaylight/params/xml/ns/yang/vpp/classifier/rev150603/OpaqueIndexBuilder.java
new file mode 100644
index 0000000..01f0884
--- /dev/null
+++ b/v3po/api/src/main/java/org/opendaylight/yang/gen/v1/urn/opendaylight/params/xml/ns/yang/vpp/classifier/rev150603/OpaqueIndexBuilder.java
@@ -0,0 +1,24 @@
+package org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.rev150603;
+
+
+/**
+ * The purpose of generated class in src/main/java for Union types is to create new instances of unions from a string representation.
+ * In some cases it is very difficult to automate it since there can be unions such as (uint32 - uint16), or (string - uint32).
+ *
+ * The reason behind putting it under src/main/java is:
+ * This class is generated in form of a stub and needs to be finished by the user. This class is generated only once to prevent
+ * loss of user code.
+ *
+ */
+public class OpaqueIndexBuilder {
+
+ public static OpaqueIndex getDefaultInstance(java.lang.String defaultValue) {
+ try {
+ final long value = Long.parseLong(defaultValue); // u32 value
+ return new OpaqueIndex(value);
+ } catch (NumberFormatException e) {
+ return new OpaqueIndex(VppNodeBuilder.getDefaultInstance(defaultValue));
+ }
+ }
+
+}
diff --git a/v3po/api/src/main/java/org/opendaylight/yang/gen/v1/urn/opendaylight/params/xml/ns/yang/vpp/classifier/rev150603/VppNodeBuilder.java b/v3po/api/src/main/java/org/opendaylight/yang/gen/v1/urn/opendaylight/params/xml/ns/yang/vpp/classifier/rev150603/VppNodeBuilder.java
new file mode 100644
index 0000000..dd37bbe
--- /dev/null
+++ b/v3po/api/src/main/java/org/opendaylight/yang/gen/v1/urn/opendaylight/params/xml/ns/yang/vpp/classifier/rev150603/VppNodeBuilder.java
@@ -0,0 +1,25 @@
+package org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.rev150603;
+
+
+/**
+ * The purpose of generated class in src/main/java for Union types is to create new instances of unions from a string representation.
+ * In some cases it is very difficult to automate it since there can be unions such as (uint32 - uint16), or (string - uint32).
+ *
+ * The reason behind putting it under src/main/java is:
+ * This class is generated in form of a stub and needs to be finished by the user. This class is generated only once to prevent
+ * loss of user code.
+ *
+ */
+public class VppNodeBuilder {
+
+ public static VppNode getDefaultInstance(java.lang.String defaultValue) {
+ if (PacketHandlingAction.Deny.toString().equalsIgnoreCase(defaultValue)) {
+ return new VppNode(PacketHandlingAction.Deny);
+ } else if (PacketHandlingAction.Permit.toString().equalsIgnoreCase(defaultValue)) {
+ return new VppNode(PacketHandlingAction.Permit);
+ } else {
+ throw new IllegalArgumentException(String.format("Could not parse VppNode: %s", defaultValue));
+ }
+ }
+
+}
diff --git a/v3po/api/src/main/yang/v3po.yang b/v3po/api/src/main/yang/v3po.yang
index ce29993..5d58218 100644
--- a/v3po/api/src/main/yang/v3po.yang
+++ b/v3po/api/src/main/yang/v3po.yang
@@ -25,6 +25,9 @@ module v3po {
import yang-ext {
prefix "ext";
}
+ import vpp-classifier {
+ prefix "vpp-classifier";
+ }
typedef bridge-domain-ref {
type leafref {
@@ -357,6 +360,33 @@ module v3po {
}
}
+ grouping acl-base-attributes {
+ description
+ "Defines references to classify tables.
+ At least one table reference should be specified.";
+ container l2-acl {
+ leaf classify-table {
+ type vpp-classifier:classify-table-ref;
+ description
+ "An L2 ACL table";
+ }
+ }
+ container ip4-acl {
+ leaf classify-table {
+ type vpp-classifier:classify-table-ref;
+ description
+ "An IPv4 ACL table";
+ }
+ }
+ container ip6-acl {
+ leaf classify-table {
+ type vpp-classifier:classify-table-ref;
+ description
+ "An IPv6 ACL table";
+ }
+ }
+ }
+
augment /if:interfaces/if:interface {
ext:augment-identifier "vpp-interface-augmentation";
@@ -405,6 +435,10 @@ module v3po {
uses vxlan-gpe-base-attributes;
}
+
+ container acl {
+ uses acl-base-attributes;
+ }
}
container vpp {
@@ -468,6 +502,10 @@ module v3po {
uses l2-base-attributes;
}
+
+ container acl {
+ uses acl-base-attributes;
+ }
}
augment /if:interfaces-state/if:interface/if:statistics {
diff --git a/v3po/api/src/main/yang/vpp-classifier.yang b/v3po/api/src/main/yang/vpp-classifier.yang
new file mode 100644
index 0000000..0ba94f1
--- /dev/null
+++ b/v3po/api/src/main/yang/vpp-classifier.yang
@@ -0,0 +1,168 @@
+module vpp-classifier {
+ yang-version 1;
+ namespace "urn:opendaylight:params:xml:ns:yang:vpp:classifier";
+ prefix "vpp-classifier";
+
+ revision "2015-06-03" {
+ description
+ "Initial revision of model for VPP packet classifier.
+ The model can be used ony to implement ACLs.
+ Other classify table usages are not supported yet,
+ see https://jira.fd.io/browse/VPP-203 for details.";
+ reference
+ "https://wiki.fd.io/view/VPP/Introduction_To_N-tuple_Classifiers";
+ }
+
+ import ietf-yang-types {
+ prefix "yang";
+ }
+
+ typedef classify-table-ref {
+ type leafref {
+ path "/vpp-classifier:vpp-classifier/classify-table/name";
+ }
+ description
+ "This type is used by data models that need to reference
+ configured classify tables.";
+ }
+
+ typedef packet-handling-action {
+ type enumeration {
+ enum "deny" {
+ // by VPP convention, first neighbour node (at index 0) is a drop node
+ value 0;
+ }
+ enum "permit" {
+ value -1; // indicates that the next node not set
+ }
+ }
+ }
+
+ typedef vpp-node {
+ type union {
+ // FIXME: enable after VPP-203 is fixed
+ // type string; // name of vpp-node neighbour, TODO: base node also needs to be defined
+ type packet-handling-action;
+ }
+ description
+ "Defines VPP node reference using relative node name or packet handling action.";
+ }
+
+ typedef opaque-index {
+ type union {
+ type vpp-node;
+ type uint32;
+ }
+ description
+ "Defines opaque-index type - metadata that can be attached to session-hit packets.
+ Vpp nodes can't be referenced by index, because node indexes might change after vpp restart.";
+ }
+
+ grouping classify-session-attributes {
+ description
+ "Defines classify session attributes that are mapped to classify_add_del_session
+ and classify_session_details messages parameters.";
+
+ leaf hit_next_index {
+ type vpp-node;
+ mandatory true;
+ description
+ "Vpp node to which packet will be send when it produces a match.";
+ }
+ leaf opaque_index {
+ type opaque-index;
+ }
+ leaf advance {
+ type int32;
+ default 0;
+ description
+ "Nodes like ip4/6-classify use the parameter to \"consume\" networking layer.
+ Example: tunnel decapsulation.";
+ }
+ }
+
+ grouping classify-table-attributes {
+ description
+ "Defines classify table attributes that are mapped to classify_add_del_table
+ and classify_table_info_reply messages parameters.";
+
+ leaf nbuckets {
+ mandatory true;
+ type uint32;
+ description
+ "Used by classifier hashing algorithm. It is not possible to resize the bucket array,
+ therefore suggested value is approximate number of expected entries.";
+ }
+ leaf memory_size {
+ mandatory true;
+ type uint32;
+ description
+ "Memory size for classify table and its entries.";
+ }
+ leaf skip_n_vectors {
+ type uint32;
+ default 0;
+ description
+ "Number of 16 byte vectors to be skipped before applying mask.";
+ }
+ leaf next_table {
+ type classify-table-ref;
+ description
+ "Reference to the next classify table. Required when multiple table chaining is used.";
+ }
+ leaf miss_next_index {
+ mandatory true;
+ type vpp-node;
+ description
+ "Vpp node to which packet will be send when it falis to produce a match";
+ }
+ leaf mask {
+ type yang:hex-string;
+ mandatory true;
+ description
+ "Defines match mask (multiple of 16 bytes)";
+ }
+ leaf active_sessions {
+ type uint32;
+ mandatory true;
+ config false;
+ description
+ "Number of sessions defined for the classify table.";
+ }
+
+ list classify-session {
+ key "match";
+
+ leaf match {
+ type yang:hex-string;
+ description
+ "Defines actual value to be matched that is
+ a byte vector, which length is multiple of 16 bytes";
+
+ must "string-length(match) = string-length(../../mask)" {
+ error-message
+ "Match length is not equal to classify table mask length.";
+ description
+ "Match length must be equal to classify table mask length.";
+ }
+ }
+
+ uses classify-session-attributes;
+ }
+ }
+
+ container vpp-classifier {
+ list classify-table {
+ key "name";
+
+ leaf name {
+ type string;
+ description
+ "Hides classify table identifier managed by vpp.";
+ }
+
+ uses classify-table-attributes;
+ }
+ }
+
+}