Migrate Vpp/BridgeDomains config management under new writers

Change-Id: I0e5734bd54548ff78a2ec4420e4a8294401f4d46
Signed-off-by: Maros Marsalek <mmarsale@cisco.com>

1 files changed, 123 insertions, 0 deletions

diff --git a/v3po/impl/src/main/java/io/fd/honeycomb/v3po/impl/vpp/BridgeDomainCustomizer.java b/v3po/impl/src/main/java/io/fd/honeycomb/v3po/impl/vpp/BridgeDomainCustomizer.java
new file mode 100644
index 000000000..f707164eb
--- /dev/null
+++ b/v3po/impl/src/main/java/io/fd/honeycomb/v3po/impl/vpp/BridgeDomainCustomizer.java
@@ -0,0 +1,123 @@
+/*
+ * 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.impl.vpp;
+
+import static com.google.common.base.Preconditions.checkState;
+
+import io.fd.honeycomb.v3po.impl.trans.util.Context;
+import io.fd.honeycomb.v3po.impl.trans.util.VppApiCustomizer;
+import io.fd.honeycomb.v3po.impl.trans.w.impl.spi.ListVppWriterCustomizer;
+import java.util.List;
+import javax.annotation.Nonnull;
+import javax.annotation.Nullable;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.vpp.BridgeDomains;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.vpp.bridge.domains.BridgeDomain;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.vpp.bridge.domains.BridgeDomainKey;
+import org.opendaylight.yangtools.yang.binding.DataObject;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class BridgeDomainCustomizer
+    extends VppApiCustomizer
+    implements ListVppWriterCustomizer<BridgeDomain, BridgeDomainKey> {
+
+    private static final Logger LOG = LoggerFactory.getLogger(BridgeDomainCustomizer.class);
+
+    static final byte ADD_BD = (byte) 1;
+    static final int NO_RET_VAL = -77;
+    static final int RELEASE = 1;
+
+    public BridgeDomainCustomizer(final org.openvpp.vppjapi.vppApi api) {
+        super(api);
+    }
+
+    @Nonnull
+    @Override
+    public List<BridgeDomain> extract(@Nonnull final InstanceIdentifier<BridgeDomain> currentId,
+                                      @Nonnull final DataObject parentData) {
+        return ((BridgeDomains) parentData).getBridgeDomain();
+    }
+
+    @Override
+    public void writeCurrentAttributes(@Nonnull final InstanceIdentifier<BridgeDomain> id,
+                                       @Nonnull final BridgeDomain current,
+                                       @Nonnull final Context ctx) {
+        final String bdName = current.getName();
+        int bdId = getVppApi().findOrAddBridgeDomainId(bdName);
+        checkState(bdId > 0, "Unable to find or create bridge domain. Return code: %s", bdId);
+
+        byte flood = booleanToByte(current.isFlood());
+        byte forward = booleanToByte(current.isForward());
+        byte learn = booleanToByte(current.isLearn());
+        byte uuf = booleanToByte(current.isUnknownUnicastFlood());
+        byte arpTerm = booleanToByte(current.isArpTermination());
+
+        int ctxId = getVppApi().bridgeDomainAddDel(bdId, flood, forward, learn, uuf, arpTerm, ADD_BD);
+
+        int rv = NO_RET_VAL;
+        while (rv == -77) {
+            rv = getVppApi().getRetval(ctxId, RELEASE /* release */);
+            // TODO limit attempts
+        }
+        checkState(rv > 0, "Bridge domain %s(%s) write failed. Return code: %s", bdName, bdId, rv);
+
+        bdId = getVppApi().bridgeDomainIdFromName(bdName);
+        LOG.debug("Bridge domain {} written as {} successfully", bdName, bdId);
+    }
+
+    private byte booleanToByte(@Nullable final Boolean aBoolean) {
+        return aBoolean != null && aBoolean ? (byte) 1 : (byte) 0;
+    }
+
+    @Override
+    public void deleteCurrentAttributes(@Nonnull final InstanceIdentifier<BridgeDomain> id,
+                                        @Nonnull final BridgeDomain dataBefore,
+                                        @Nonnull final Context ctx) {
+        String bdName = id.firstKeyOf(BridgeDomain.class).getName();
+
+        int bdId = getVppApi().findOrAddBridgeDomainId(bdName);
+        checkState(bdId > 0, "Unable to delete bridge domain. Does not exist. Return code: %s", bdId);
+
+        int ctxId = getVppApi().bridgeDomainAddDel(bdId,
+            (byte) 0 /* flood */,
+            (byte) 0 /* forward */,
+            (byte) 0 /* learn */,
+            (byte) 0 /* uuf */,
+            (byte) 0 /* arpTerm */,
+            (byte) 0 /* isAdd */);
+
+        int rv = NO_RET_VAL;
+        while (rv == NO_RET_VAL) {
+            rv = getVppApi().getRetval(ctxId, RELEASE /* release */);
+            // TODO limit attempts
+        }
+
+        checkState(rv > 0, "Bridge domain delete failed. Return code: %s", rv);
+        LOG.debug("Bridge domain {} deleted as {} successfully", bdName, bdId);
+    }
+
+    @Override
+    public void updateCurrentAttributes(@Nonnull final InstanceIdentifier<BridgeDomain> id,
+                                        @Nonnull final BridgeDomain dataBefore, @Nonnull final BridgeDomain dataAfter,
+                                        @Nonnull final Context ctx) {
+        // Most basic update implementation: Delete + Write
+        deleteCurrentAttributes(id, dataBefore, ctx);
+        writeCurrentAttributes(id, dataAfter, ctx);
+    }
+
+}