diff options
Diffstat (limited to 'v3po/vpp-translate-utils')
4 files changed, 131 insertions, 2 deletions
diff --git a/v3po/vpp-translate-utils/src/main/java/io/fd/honeycomb/v3po/translate/v3po/util/SubInterfaceUtils.java b/v3po/vpp-translate-utils/src/main/java/io/fd/honeycomb/v3po/translate/v3po/util/SubInterfaceUtils.java new file mode 100644 index 000000000..1df82af73 --- /dev/null +++ b/v3po/vpp-translate-utils/src/main/java/io/fd/honeycomb/v3po/translate/v3po/util/SubInterfaceUtils.java @@ -0,0 +1,28 @@ +/* + * Copyright (c) 2016 Cisco and/or its affiliates. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package io.fd.honeycomb.v3po.translate.v3po.util; + +public final class SubInterfaceUtils { + + private SubInterfaceUtils() { + throw new UnsupportedOperationException("Utility class cannot be instantiated."); + } + + public static String getSubInterfaceName(final String superIfName, final int subIfaceId) { + return String.format("%s.%d", superIfName, subIfaceId); + } +} diff --git a/v3po/vpp-translate-utils/src/main/java/io/fd/honeycomb/v3po/translate/v3po/util/TagRewriteOperation.java b/v3po/vpp-translate-utils/src/main/java/io/fd/honeycomb/v3po/translate/v3po/util/TagRewriteOperation.java new file mode 100644 index 000000000..8609207b6 --- /dev/null +++ b/v3po/vpp-translate-utils/src/main/java/io/fd/honeycomb/v3po/translate/v3po/util/TagRewriteOperation.java @@ -0,0 +1,71 @@ +package io.fd.honeycomb.v3po.translate.v3po.util; + +import com.google.common.base.Preconditions; +import com.google.common.primitives.UnsignedBytes; +import javax.annotation.Nonnegative; +import javax.annotation.Nullable; + +/** + * Defines vlan tag rewrite config options for VPP + * + * TODO corresponding enum (defined in l2_vtr.h) should be defined in vpe.api + * (does vpp's IDL support enum type definition?) + * which would allow to generate this class in jvpp + */ +public enum TagRewriteOperation { + disabled(0), + push_1(0), + push_2(0), + pop_1(1), + pop_2(2), + translate_1_to_1(1), + translate_1_to_2(1), + translate_2_to_1(2), + translate_2_to_2(2); + + private final static int MAX_INDEX = 3; + private final int code; + private final byte popTags; + + TagRewriteOperation(final int popTags) { + this.code = this.ordinal(); + this.popTags = UnsignedBytes.checkedCast(popTags); + } + + private static TagRewriteOperation[][] translation = new TagRewriteOperation[][] { + {disabled, push_1, push_2}, + {pop_1, translate_1_to_1, translate_1_to_2}, + {pop_2, translate_2_to_1, translate_2_to_2} + }; + + /** + * Returns VPP tag rewrite operation for given number of tags to pop and tags to push. + * @param toPop number of tags to pop (0..2) + * @param toPush number of tags to push (0..2) + * @return vpp tag rewrite operation for given input parameters + */ + public static TagRewriteOperation get(@Nonnegative final int toPop, @Nonnegative final int toPush) { + Preconditions.checkElementIndex(toPop, MAX_INDEX, "Illegal number of tags to pop"); + Preconditions.checkElementIndex(toPush, MAX_INDEX, "Illegal number of tags to push"); + return translation[toPop][toPush]; + } + + /** + * Returns VPP tag rewrite operation for given operation code. + * @param code VPP tag rewrite operation code + * @return vpp tag rewrite operation for given input parameter + */ + @Nullable + public static TagRewriteOperation get(@Nonnegative final int code) { + for (TagRewriteOperation operation : TagRewriteOperation.values()) { + if (code == operation.code){ + return operation; + } + } + return null; + } + + public byte getPopTags() { + return popTags; + } +} diff --git a/v3po/vpp-translate-utils/src/main/java/io/fd/honeycomb/v3po/translate/v3po/util/TranslateUtils.java b/v3po/vpp-translate-utils/src/main/java/io/fd/honeycomb/v3po/translate/v3po/util/TranslateUtils.java index b13dbb4fe..3c1ef7f28 100644 --- a/v3po/vpp-translate-utils/src/main/java/io/fd/honeycomb/v3po/translate/v3po/util/TranslateUtils.java +++ b/v3po/vpp-translate-utils/src/main/java/io/fd/honeycomb/v3po/translate/v3po/util/TranslateUtils.java @@ -34,8 +34,6 @@ import org.openvpp.jvpp.dto.JVppReply; public final class TranslateUtils { - // TODO move to vpp-translate-utils - public static final Splitter COLON_SPLITTER = Splitter.on(':'); private TranslateUtils() {} diff --git a/v3po/vpp-translate-utils/src/test/java/io/fd/honeycomb/v3po/translate/v3po/util/SubinterfaceUtilsTest.java b/v3po/vpp-translate-utils/src/test/java/io/fd/honeycomb/v3po/translate/v3po/util/SubinterfaceUtilsTest.java new file mode 100644 index 000000000..a61dfea90 --- /dev/null +++ b/v3po/vpp-translate-utils/src/test/java/io/fd/honeycomb/v3po/translate/v3po/util/SubinterfaceUtilsTest.java @@ -0,0 +1,32 @@ +/* + * Copyright (c) 2016 Cisco and/or its affiliates. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package io.fd.honeycomb.v3po.translate.v3po.util; + +import static org.junit.Assert.assertEquals; + +import org.junit.Test; + +public class SubinterfaceUtilsTest { + + @Test + public void testGetSubInterfaceName() throws Exception { + final String superIfName = "GigabitEthernet0/9/0"; + final int subIfaceId = 123; + final String expectedSubIfaceName = "GigabitEthernet0/9/0.123"; + assertEquals(expectedSubIfaceName, SubInterfaceUtils.getSubInterfaceName(superIfName, subIfaceId)); + } +}
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