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-rw-r--r--v3po/v3po2vpp/src/main/java/io/fd/honeycomb/translate/v3po/VppStateHoneycombReaderFactory.java14
-rw-r--r--vpp-common/minimal-distribution/src/main/java/io/fd/honeycomb/vpp/distro/JVppRegistryProvider.java7
-rw-r--r--vpp-common/minimal-distribution/src/main/java/io/fd/honeycomb/vpp/distro/VppCommonModule.java2
-rw-r--r--vpp-common/vpp-translate-utils/pom.xml14
-rw-r--r--vpp-common/vpp-translate-utils/src/main/java/io/fd/honeycomb/translate/v3po/util/VppStatusListener.java46
-rw-r--r--vpp-common/vpp-translate-utils/src/test/java/io/fd/honeycomb/translate/v3po/util/VppStatusListenerTest.java37
6 files changed, 112 insertions, 8 deletions
diff --git a/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/translate/v3po/VppStateHoneycombReaderFactory.java b/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/translate/v3po/VppStateHoneycombReaderFactory.java
index 75779d949..1c28fbf4a 100644
--- a/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/translate/v3po/VppStateHoneycombReaderFactory.java
+++ b/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/translate/v3po/VppStateHoneycombReaderFactory.java
@@ -25,6 +25,7 @@ import io.fd.honeycomb.translate.read.registry.ModifiableReaderRegistryBuilder;
import io.fd.honeycomb.translate.util.read.KeepaliveReaderWrapper;
import io.fd.honeycomb.translate.v3po.util.NamingContext;
import io.fd.honeycomb.translate.v3po.util.ReadTimeoutException;
+import io.fd.honeycomb.translate.v3po.util.VppStatusListener;
import io.fd.honeycomb.translate.v3po.vppstate.BridgeDomainCustomizer;
import io.fd.honeycomb.translate.v3po.vppstate.L2FibEntryCustomizer;
import io.fd.honeycomb.translate.v3po.vppstate.VersionCustomizer;
@@ -40,27 +41,26 @@ import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.vpp.state.bridge.domains.BridgeDomain;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.openvpp.jvpp.core.future.FutureJVppCore;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
public final class VppStateHoneycombReaderFactory implements ReaderFactory {
- private static final Logger LOG = LoggerFactory.getLogger(VppStateHoneycombReaderFactory.class);
-
private final FutureJVppCore jVpp;
private final NamingContext ifcCtx;
private final NamingContext bdCtx;
private final ScheduledExecutorService keepaliveExecutor;
+ private final VppStatusListener vppStatusListener;
@Inject
public VppStateHoneycombReaderFactory(final FutureJVppCore jVpp,
@Named("interface-context") final NamingContext ifcCtx,
@Named("bridge-domain-context") final NamingContext bdCtx,
- final ScheduledExecutorService keepaliveExecutorDependency) {
+ final ScheduledExecutorService keepaliveExecutorDependency,
+ final VppStatusListener vppStatusListener) {
this.jVpp = jVpp;
this.ifcCtx = ifcCtx;
this.bdCtx = bdCtx;
this.keepaliveExecutor = keepaliveExecutorDependency;
+ this.vppStatusListener = vppStatusListener;
}
@Override
@@ -73,9 +73,7 @@ public final class VppStateHoneycombReaderFactory implements ReaderFactory {
// Relying on VersionCustomizer to provide a "timing out read"
registry.add(new KeepaliveReaderWrapper<>(
new GenericReader<>(vppStateId.child(Version.class), new VersionCustomizer(jVpp)),
- keepaliveExecutor, ReadTimeoutException.class, 30,
- // FIXME HONEYCOMB-78 trigger jvpp reinitialization here
- () -> LOG.error("Keepalive failed. VPP is probably DOWN!")));
+ keepaliveExecutor, ReadTimeoutException.class, 30, vppStatusListener));
// BridgeDomains(Structural)
final InstanceIdentifier<BridgeDomains> bridgeDomainsId = vppStateId.child(BridgeDomains.class);
registry.addStructuralReader(bridgeDomainsId, BridgeDomainsBuilder.class);
diff --git a/vpp-common/minimal-distribution/src/main/java/io/fd/honeycomb/vpp/distro/JVppRegistryProvider.java b/vpp-common/minimal-distribution/src/main/java/io/fd/honeycomb/vpp/distro/JVppRegistryProvider.java
index 8605fa0cc..33756f273 100644
--- a/vpp-common/minimal-distribution/src/main/java/io/fd/honeycomb/vpp/distro/JVppRegistryProvider.java
+++ b/vpp-common/minimal-distribution/src/main/java/io/fd/honeycomb/vpp/distro/JVppRegistryProvider.java
@@ -18,6 +18,7 @@ package io.fd.honeycomb.vpp.distro;
import com.google.inject.Inject;
import io.fd.honeycomb.infra.distro.ProviderTrait;
+import io.fd.honeycomb.translate.v3po.util.VppStatusListener;
import java.io.IOException;
import org.openvpp.jvpp.JVppRegistry;
import org.openvpp.jvpp.JVppRegistryImpl;
@@ -34,6 +35,8 @@ public final class JVppRegistryProvider extends ProviderTrait<JVppRegistry> {
@Inject
private VppConfigAttributes config;
+ @Inject
+ private VppStatusListener vppStatus;
@Override
protected JVppRegistryImpl create() {
@@ -47,6 +50,10 @@ public final class JVppRegistryProvider extends ProviderTrait<JVppRegistry> {
@Override
public void run() {
LOG.info("Disconnecting from VPP");
+ if (vppStatus.isDown()) {
+ LOG.info("VPP is down. JVppRegistry cleanup is not needed. Exiting");
+ return;
+ }
try {
registry.close();
LOG.info("Successfully disconnected from VPP as {}", config.jvppConnectionName);
diff --git a/vpp-common/minimal-distribution/src/main/java/io/fd/honeycomb/vpp/distro/VppCommonModule.java b/vpp-common/minimal-distribution/src/main/java/io/fd/honeycomb/vpp/distro/VppCommonModule.java
index 87352356b..93ec559b5 100644
--- a/vpp-common/minimal-distribution/src/main/java/io/fd/honeycomb/vpp/distro/VppCommonModule.java
+++ b/vpp-common/minimal-distribution/src/main/java/io/fd/honeycomb/vpp/distro/VppCommonModule.java
@@ -20,6 +20,7 @@ import com.google.inject.AbstractModule;
import com.google.inject.Singleton;
import com.google.inject.multibindings.Multibinder;
import io.fd.honeycomb.translate.read.ReaderFactory;
+import io.fd.honeycomb.translate.v3po.util.VppStatusListener;
import net.jmob.guice.conf.core.ConfigurationModule;
import org.openvpp.jvpp.JVppRegistry;
import org.openvpp.jvpp.core.future.FutureJVppCore;
@@ -31,6 +32,7 @@ public final class VppCommonModule extends AbstractModule {
// Inject non-dependency configuration
requestInjection(VppConfigAttributes.class);
+ bind(VppStatusListener.class).toInstance(new VppStatusListener());
bind(JVppRegistry.class).toProvider(JVppRegistryProvider.class).in(Singleton.class);
bind(FutureJVppCore.class).toProvider(JVppCoreProvider.class).in(Singleton.class);
diff --git a/vpp-common/vpp-translate-utils/pom.xml b/vpp-common/vpp-translate-utils/pom.xml
index bb5568202..935dea132 100644
--- a/vpp-common/vpp-translate-utils/pom.xml
+++ b/vpp-common/vpp-translate-utils/pom.xml
@@ -30,6 +30,8 @@
<properties>
<commons.codec.version>1.9</commons.codec.version>
+ <system.rules.version>1.16.0</system.rules.version>
+ <skinny.logback.version>1.0.8</skinny.logback.version>
</properties>
<dependencies>
@@ -80,5 +82,17 @@
<artifactId>mockito-all</artifactId>
<scope>test</scope>
</dependency>
+ <dependency>
+ <groupId>org.skinny-framework</groupId>
+ <artifactId>skinny-logback</artifactId>
+ <version>${skinny.logback.version}</version>
+ <scope>test</scope>
+ </dependency>
+ <dependency>
+ <groupId>com.github.stefanbirkner</groupId>
+ <artifactId>system-rules</artifactId>
+ <version>${system.rules.version}</version>
+ <scope>test</scope>
+ </dependency>
</dependencies>
</project>
diff --git a/vpp-common/vpp-translate-utils/src/main/java/io/fd/honeycomb/translate/v3po/util/VppStatusListener.java b/vpp-common/vpp-translate-utils/src/main/java/io/fd/honeycomb/translate/v3po/util/VppStatusListener.java
new file mode 100644
index 000000000..7a728280d
--- /dev/null
+++ b/vpp-common/vpp-translate-utils/src/main/java/io/fd/honeycomb/translate/v3po/util/VppStatusListener.java
@@ -0,0 +1,46 @@
+/*
+ * 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.translate.v3po.util;
+
+import io.fd.honeycomb.translate.util.read.KeepaliveReaderWrapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Listens to vpp status changes. Restarts honeycomb if vpp is down.
+ */
+public final class VppStatusListener implements KeepaliveReaderWrapper.KeepaliveFailureListener {
+
+ /**
+ * Value picked up by honeycomb start script, tigers honeycomb restart when returned by the java process
+ */
+ public static final int RESTART_ERROR_CODE = 100;
+ private static final Logger LOG = LoggerFactory.getLogger(VppStatusListener.class);
+
+ private volatile boolean down;
+
+ public boolean isDown() {
+ return down;
+ }
+
+ @Override
+ public void onKeepaliveFailure() {
+ LOG.error("Keepalive failed. VPP is probably DOWN! Restarting Honeycomb");
+ this.down = true;
+ System.exit(RESTART_ERROR_CODE);
+ }
+}
diff --git a/vpp-common/vpp-translate-utils/src/test/java/io/fd/honeycomb/translate/v3po/util/VppStatusListenerTest.java b/vpp-common/vpp-translate-utils/src/test/java/io/fd/honeycomb/translate/v3po/util/VppStatusListenerTest.java
new file mode 100644
index 000000000..b74c9c7d0
--- /dev/null
+++ b/vpp-common/vpp-translate-utils/src/test/java/io/fd/honeycomb/translate/v3po/util/VppStatusListenerTest.java
@@ -0,0 +1,37 @@
+/*
+ * 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.translate.v3po.util;
+
+import static org.junit.Assert.assertTrue;
+
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.contrib.java.lang.system.ExpectedSystemExit;
+
+public class VppStatusListenerTest {
+
+ @Rule
+ public final ExpectedSystemExit exit = ExpectedSystemExit.none();
+
+ @Test
+ public void testOnKeepaliveFailure() throws Exception {
+ final VppStatusListener vppStatus = new VppStatusListener();
+ exit.expectSystemExitWithStatus(VppStatusListener.RESTART_ERROR_CODE);
+ exit.checkAssertionAfterwards(() -> assertTrue(vppStatus.isDown()));
+ vppStatus.onKeepaliveFailure();
+ }
+} \ No newline at end of file