diff --git a/apps/openstacknode/app/src/test/java/org/onosproject/openstacknode/codec/DpdkConfigJsonMatcher.java b/apps/openstacknode/app/src/test/java/org/onosproject/openstacknode/codec/DpdkConfigJsonMatcher.java
new file mode 100644
index 0000000..fd98a13
--- /dev/null
+++ b/apps/openstacknode/app/src/test/java/org/onosproject/openstacknode/codec/DpdkConfigJsonMatcher.java
@@ -0,0 +1,106 @@
+/*
+ * Copyright 2018-present Open Networking Foundation
+ *
+ * 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 org.onosproject.openstacknode.codec;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import org.hamcrest.Description;
+import org.hamcrest.TypeSafeDiagnosingMatcher;
+import org.onosproject.openstacknode.api.DpdkConfig;
+import org.onosproject.openstacknode.api.DpdkConfig.DatapathType;
+import org.onosproject.openstacknode.api.DpdkInterface;
+
+/**
+ * Hamcrest matcher for dpdk config.
+ */
+public final class DpdkConfigJsonMatcher extends TypeSafeDiagnosingMatcher<JsonNode> {
+    private final DpdkConfig dpdkConfig;
+
+    private static final String DATA_PATH_TYPE = "datapathType";
+    private static final String SOCKET_DIR = "socketDir";
+    private static final String DPDK_INTFS = "dpdkIntfs";
+
+    private DpdkConfigJsonMatcher(DpdkConfig dpdkConfig) {
+        this.dpdkConfig = dpdkConfig;
+    }
+
+    @Override
+    protected boolean matchesSafely(JsonNode jsonNode, Description description) {
+
+        // check datapath type
+        DatapathType jsonDatapathType = DatapathType.valueOf(
+                jsonNode.get(DATA_PATH_TYPE).asText().toUpperCase());
+        DatapathType datapathType = dpdkConfig.datapathType();
+
+        if (!jsonDatapathType.equals(datapathType)) {
+            description.appendText("datapath type was " + jsonDatapathType.name());
+            return false;
+        }
+
+        // check socket directory
+        JsonNode jsonSocketDir = jsonNode.get(SOCKET_DIR);
+        if (jsonSocketDir != null) {
+            String socketDir = dpdkConfig.socketDir();
+
+            if (!jsonSocketDir.asText().equals(socketDir)) {
+                description.appendText("socketDir was " + jsonSocketDir);
+                return false;
+            }
+        }
+
+        // check dpdk interfaces
+        JsonNode jsonDpdkintfs = jsonNode.get(DPDK_INTFS);
+        if (jsonDpdkintfs != null) {
+            if (jsonDpdkintfs.size() != dpdkConfig.dpdkIntfs().size()) {
+                description.appendText("dpdk interface size was " + jsonDpdkintfs.size());
+                return false;
+            }
+
+            for (DpdkInterface dpdkIntf : dpdkConfig.dpdkIntfs()) {
+                boolean intfFound = false;
+                for (int intfIndex = 0; intfIndex < jsonDpdkintfs.size(); intfIndex++) {
+                    DpdkInterfaceJsonMatcher intfMatcher =
+                            DpdkInterfaceJsonMatcher.matchesDpdkInterface(dpdkIntf);
+                    if (intfMatcher.matches(jsonDpdkintfs.get(intfIndex))) {
+                        intfFound = true;
+                        break;
+                    }
+                }
+
+                if (!intfFound) {
+                    description.appendText("DpdkIntf not found " + dpdkIntf.toString());
+                    return false;
+                }
+            }
+        }
+
+        return true;
+    }
+
+    @Override
+    public void describeTo(Description description) {
+        description.appendText(dpdkConfig.toString());
+    }
+
+    /**
+     * Factory to allocate and dpdk config matcher.
+     *
+     * @param dpdkConfig dpdk config object we are looking for
+     * @return matcher
+     */
+    public static DpdkConfigJsonMatcher matchDpdkConfig(DpdkConfig dpdkConfig) {
+        return new DpdkConfigJsonMatcher(dpdkConfig);
+    }
+}