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-rw-r--r--v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfaces/VxlanCustomizer.java13
-rw-r--r--v3po/v3po2vpp/src/test/java/io/fd/honeycomb/v3po/translate/v3po/interfaces/VxlanCustomizerTest.java26
2 files changed, 39 insertions, 0 deletions
diff --git a/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfaces/VxlanCustomizer.java b/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfaces/VxlanCustomizer.java
index df9c25f6a..bec0e8366 100644
--- a/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfaces/VxlanCustomizer.java
+++ b/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfaces/VxlanCustomizer.java
@@ -118,6 +118,19 @@ public class VxlanCustomizer extends AbstractInterfaceTypeCustomizer<Vxlan> {
throw new VppApiInvocationException("vxlanAddDelTunnel", reply.context, reply.retval);
} else {
LOG.debug("Vxlan tunnel set successfully for: {}, vxlan: {}", swIfName, vxlan);
+ if(interfaceContext.containsName(reply.swIfIndex, writeContext.getMappingContext())) {
+ // VPP keeps vxlan tunnels present even after they are delete(reserving ID for next tunnel)
+ // This may cause inconsistencies in mapping context when configuring tunnels like this:
+ // 1. Add tunnel 2. Delete tunnel 3. Read interfaces (reserved mapping e.g. vxlan_tunnel0 -> 6
+ // will get into mapping context) 4. Add tunnel (this will add another mapping with the same
+ // reserved ID and context is invalid)
+ // That's why a check has to be performed here removing mapping vxlan_tunnel0 -> 6 mapping and storing
+ // new name for that ID
+ final String formerName = interfaceContext.getName(reply.swIfIndex, writeContext.getMappingContext());
+ LOG.debug("Removing updated mapping of a vxlan tunnel, id: {}, former name: {}, new name: {}",
+ reply.swIfIndex, formerName, swIfName);
+ interfaceContext.removeName(formerName, writeContext.getMappingContext());
+ }
// Add new interface to our interface context
interfaceContext.addName(reply.swIfIndex, swIfName, writeContext.getMappingContext());
}
diff --git a/v3po/v3po2vpp/src/test/java/io/fd/honeycomb/v3po/translate/v3po/interfaces/VxlanCustomizerTest.java b/v3po/v3po2vpp/src/test/java/io/fd/honeycomb/v3po/translate/v3po/interfaces/VxlanCustomizerTest.java
index 1ddb48089..f44057f7e 100644
--- a/v3po/v3po2vpp/src/test/java/io/fd/honeycomb/v3po/translate/v3po/interfaces/VxlanCustomizerTest.java
+++ b/v3po/v3po2vpp/src/test/java/io/fd/honeycomb/v3po/translate/v3po/interfaces/VxlanCustomizerTest.java
@@ -18,6 +18,7 @@ package io.fd.honeycomb.v3po.translate.v3po.interfaces;
import static io.fd.honeycomb.v3po.translate.v3po.ContextTestUtils.getMapping;
import static io.fd.honeycomb.v3po.translate.v3po.ContextTestUtils.getMappingIid;
+import static java.util.Collections.singletonList;
import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;
@@ -30,6 +31,7 @@ import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import static org.mockito.MockitoAnnotations.initMocks;
+import com.google.common.base.Optional;
import com.google.common.net.InetAddresses;
import io.fd.honeycomb.v3po.translate.MappingContext;
import io.fd.honeycomb.v3po.translate.ModificationCache;
@@ -44,6 +46,9 @@ import org.junit.Before;
import org.junit.Test;
import org.mockito.ArgumentCaptor;
import org.mockito.Mock;
+import org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.naming.context.rev160513.contexts.naming.context.Mappings;
+import org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.naming.context.rev160513.contexts.naming.context.MappingsBuilder;
+import org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.naming.context.rev160513.contexts.naming.context.mappings.Mapping;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Address;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.Interfaces;
@@ -151,12 +156,33 @@ public class VxlanCustomizerTest {
whenVxlanAddDelTunnelThenSuccess();
+ doReturn(Optional.absent())
+ .when(mappingContext).read(getMappingIid(ifaceName, "test-instance").firstIdentifierOf(Mappings.class));
+
customizer.writeCurrentAttributes(id, vxlan, writeContext);
verifyVxlanAddWasInvoked(vxlan);
verify(mappingContext).put(eq(getMappingIid(ifaceName, "test-instance")), eq(getMapping(ifaceName, 0).get()));
}
@Test
+ public void testWriteCurrentAttributesMappingAlreadyPresent() throws Exception {
+ final Vxlan vxlan = generateVxlan();
+
+ whenVxlanAddDelTunnelThenSuccess();
+ final Optional<Mapping> ifcMapping = getMapping(ifaceName, 0);
+
+ doReturn(Optional.of(new MappingsBuilder().setMapping(singletonList(ifcMapping.get())).build()))
+ .when(mappingContext).read(getMappingIid(ifaceName, "test-instance").firstIdentifierOf(Mappings.class));
+
+ customizer.writeCurrentAttributes(id, vxlan, writeContext);
+ verifyVxlanAddWasInvoked(vxlan);
+
+ // Remove the first mapping before putting in the new one
+ verify(mappingContext).delete(eq(getMappingIid(ifaceName, "test-instance")));
+ verify(mappingContext).put(eq(getMappingIid(ifaceName, "test-instance")), eq(ifcMapping.get()));
+ }
+
+ @Test
public void testWriteCurrentAttributesFailed() throws Exception {
final Vxlan vxlan = generateVxlan();