From c6f69e668dcbbe603e803f7671073af302c05c9a Mon Sep 17 00:00:00 2001
From: Tibor Král <tibor.kral@pantheon.tech>
Date: Thu, 21 Feb 2019 09:48:36 +0100
Subject: HC2VPP-384: Validation support for L3 module
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Change-Id: I9f4a856dc70a7ac2a3f8e103143ad15f05402f24
Signed-off-by: Tibor Král <tibor.kral@pantheon.tech>
---
 .../SubInterfaceIpv4AddressValidator.java          | 71 ++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 l3/impl/src/main/java/io/fd/hc2vpp/l3/write/ipv4/subinterface/SubInterfaceIpv4AddressValidator.java

(limited to 'l3/impl/src/main/java/io/fd/hc2vpp/l3/write/ipv4/subinterface/SubInterfaceIpv4AddressValidator.java')

diff --git a/l3/impl/src/main/java/io/fd/hc2vpp/l3/write/ipv4/subinterface/SubInterfaceIpv4AddressValidator.java b/l3/impl/src/main/java/io/fd/hc2vpp/l3/write/ipv4/subinterface/SubInterfaceIpv4AddressValidator.java
new file mode 100644
index 000000000..c062e571d
--- /dev/null
+++ b/l3/impl/src/main/java/io/fd/hc2vpp/l3/write/ipv4/subinterface/SubInterfaceIpv4AddressValidator.java
@@ -0,0 +1,71 @@
+/*
+ * Copyright (c) 2019 PANTHEON.tech.
+ *
+ * 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.hc2vpp.l3.write.ipv4.subinterface;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import io.fd.hc2vpp.common.translate.util.NamingContext;
+import io.fd.honeycomb.translate.write.DataValidationFailedException;
+import io.fd.honeycomb.translate.write.Validator;
+import io.fd.honeycomb.translate.write.WriteContext;
+import javax.annotation.Nonnull;
+import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.vpp.vlan.rev180319.sub._interface.ip4.attributes.ipv4.Address;
+import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.vpp.vlan.rev180319.sub._interface.ip4.attributes.ipv4.address.Subnet;
+import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.vpp.vlan.rev180319.sub._interface.ip4.attributes.ipv4.address.subnet.Netmask;
+import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.vpp.vlan.rev180319.sub._interface.ip4.attributes.ipv4.address.subnet.PrefixLength;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.DottedQuad;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class SubInterfaceIpv4AddressValidator implements Validator<Address> {
+
+    private static final Logger LOG = LoggerFactory.getLogger(SubInterfaceIpv4AddressValidator.class);
+
+    public SubInterfaceIpv4AddressValidator(final NamingContext ifcNamingContext) {
+        checkNotNull(ifcNamingContext, "interface context should not be null");
+    }
+
+    @Override
+    public void validateWrite(@Nonnull final InstanceIdentifier<Address> id, @Nonnull final Address dataAfter,
+                              @Nonnull final WriteContext writeContext)
+            throws DataValidationFailedException.CreateValidationFailedException {
+        checkAddress(dataAfter);
+    }
+
+    @Override
+    public void validateDelete(@Nonnull final InstanceIdentifier<Address> id, @Nonnull final Address dataBefore,
+                               @Nonnull final WriteContext writeContext)
+            throws DataValidationFailedException.DeleteValidationFailedException {
+        checkAddress(dataBefore);
+    }
+
+    private void checkAddress(final Address data) {
+        Subnet subnet = checkNotNull(data.getSubnet(), "Subnet should not be null");
+
+        if (subnet instanceof Netmask) {
+            checkNetmask(((Netmask) subnet).getNetmask());
+        } else if (!(subnet instanceof PrefixLength)) {
+            LOG.error("Unable to handle subnet of type {}", subnet);
+            throw new IllegalArgumentException("Unable to handle subnet of type " + subnet.getClass());
+        }
+    }
+
+    private void checkNetmask(final DottedQuad netmask) {
+        checkNotNull(netmask, "netmask value should not be null");
+    }
+}
-- 
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