NetConf test tool improved so now it can be 58/64158/4
authorJuraj Veverka <juraj.veverka@pantheon.tech>
Wed, 11 Oct 2017 11:27:58 +0000 (13:27 +0200)
committerJuraj Veverka <juraj.veverka@pantheon.tech>
Wed, 11 Oct 2017 12:35:02 +0000 (14:35 +0200)
used as library not only as CLI tool.

Change-Id: I14ca03d0b2cec0f6fe8b5994b3e195fa6de8a4d2
Signed-off-by: Juraj Veverka <juraj.veverka@pantheon.tech>
15 files changed:
netconf/tools/netconf-testtool/README.adoc [new file with mode: 0644]
netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/Main.java
netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/NetconfDeviceSimulator.java
netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/ScaleUtil.java
netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/TestToolUtils.java
netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/TesttoolParameters.java
netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/config/Configuration.java [new file with mode: 0644]
netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/config/ConfigurationBuilder.java [new file with mode: 0644]
netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/operations/OperationsProvider.java [new file with mode: 0644]
netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/rpchandler/RpcHandler.java [new file with mode: 0644]
netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/rpchandler/RpcHandlerDefault.java [new file with mode: 0644]
netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/rpchandler/SettableOperationRpcProvider.java [new file with mode: 0644]
netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/rpchandler/SettableRpc.java [new file with mode: 0644]
netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/schemacache/ModelData.java [new file with mode: 0644]
netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/schemacache/SchemaSourceCache.java [new file with mode: 0644]

diff --git a/netconf/tools/netconf-testtool/README.adoc b/netconf/tools/netconf-testtool/README.adoc
new file mode 100644 (file)
index 0000000..cfdefdf
--- /dev/null
@@ -0,0 +1,72 @@
+# NetConf TestTool
+
+This project is used to simulate NetConf devices in order to test NetConf
+south-bound plugin and applications using this plugin. *netconf-testtool*
+project is designed as versatile java library to be used for custom NetConf device
+test simulations.
+
+## How to use as standalone application
+* compile project
+* start org.opendaylight.netconf.test.tool.Main
+
+## How to use it in your code
+* Use maven dependency in your project
+----
+<dependency>
+    <groupId>org.opendaylight.netconf</groupId>
+    <artifactId>netconf-testtool-core</artifactId>
+    <version>0.1.0-SNAPSHOT</version>
+</dependency>
+----
+* Prepare configuration - models are loaded by classloader
+  from classpath.
+----
+Set<String> models = ImmutableSet.of(
+    "models/iana-afn-safi@2013-07-04.yang",
+    "models/ietf-inet-types@2013-07-15.yang",
+    "models/ietf-netconf@2011-06-01.yang",
+    "models/ietf-netconf-monitoring@2010-10-04.yang",
+    "models/ietf-netconf-monitoring-extension@2013-12-10.yang",
+    "models/ietf-yang-library@2016-06-21.yang",
+    "models/ietf-yang-types@2013-07-15.yang",
+    "models/nc-notifications@2008-07-14.yang",
+    "models/notifications@2008-07-14.yang",
+    ...
+);
+----
+* Prepare list of capabilities
+----
+Set<String> capabilities = ImmutableSet.of(
+    "urn:ietf:params:netconf:base:1.0",
+    "urn:ietf:params:netconf:base:1.1",
+    ...
+);
+----
+* Override RPC mapping provider org.opendaylight.netconf.test.tool.rpchandler.RpcHandler
+----
+public class RpcHandlerImpl implements RpcHandler {
+    @Override
+    public Optional<Document> getResponse(XmlElement rpcElement) {
+        ...
+        return response;
+    }
+}
+
+----
+* Start NetConf device simulator in your code
+----
+public class Main {
+
+    public static void main(String[] args) {
+        Configuration configuration = new ConfigurationBuilder()
+                .setModels(models)
+                .setCapabilities(capabilities)
+                .setRpcHandler(new RpcHandlerImpl())
+                .build();
+        NetConfDeviceSimulator netConfDeviceSimulator =
+                new NetConfDeviceSimulator(configuration);
+        netConfDeviceSimulator.start();
+    }
+
+}
+----
index 3a0b69a47ee4fa835b8f7599cb37d758581cd9f0..4e6c2a327a6192af8bbb10576279bd3cad87b998 100644 (file)
@@ -37,6 +37,8 @@ import org.apache.karaf.features.internal.model.ConfigFile;
 import org.apache.karaf.features.internal.model.Feature;
 import org.apache.karaf.features.internal.model.Features;
 import org.apache.karaf.features.internal.model.JaxbUtil;
+import org.opendaylight.netconf.test.tool.config.Configuration;
+import org.opendaylight.netconf.test.tool.config.ConfigurationBuilder;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -52,10 +54,11 @@ public final class Main {
             .getLogger(Logger.ROOT_LOGGER_NAME);
         root.setLevel(params.debug ? Level.DEBUG : Level.INFO);
 
-        final NetconfDeviceSimulator netconfDeviceSimulator = new NetconfDeviceSimulator(params.threadPoolSize);
+        final Configuration configuration = new ConfigurationBuilder().from(params).build();
+        final NetconfDeviceSimulator netconfDeviceSimulator = new NetconfDeviceSimulator(configuration);
         try {
             LOG.debug("Trying to start netconf test-tool with parameters {}", params);
-            final List<Integer> openDevices = netconfDeviceSimulator.start(params);
+            final List<Integer> openDevices = netconfDeviceSimulator.start();
             if (openDevices.size() == 0) {
                 LOG.error("Failed to start any simulated devices, exiting...");
                 System.exit(1);
index 53ca53ab70ab4eabfdeeb8011d80e6119c31c87b..dffd79e6c564625407af852e9362546175556131 100644 (file)
@@ -42,7 +42,6 @@ import org.opendaylight.controller.config.util.capability.BasicCapability;
 import org.opendaylight.controller.config.util.capability.Capability;
 import org.opendaylight.controller.config.util.capability.YangModuleCapability;
 import org.opendaylight.netconf.api.monitoring.NetconfMonitoringService;
-import org.opendaylight.netconf.api.xml.XmlNetconfConstants;
 import org.opendaylight.netconf.impl.NetconfServerDispatcherImpl;
 import org.opendaylight.netconf.impl.NetconfServerSessionNegotiatorFactory;
 import org.opendaylight.netconf.impl.SessionIdProvider;
@@ -53,7 +52,11 @@ import org.opendaylight.netconf.monitoring.osgi.NetconfMonitoringOperationServic
 import org.opendaylight.netconf.ssh.SshProxyServer;
 import org.opendaylight.netconf.ssh.SshProxyServerConfiguration;
 import org.opendaylight.netconf.ssh.SshProxyServerConfigurationBuilder;
+import org.opendaylight.netconf.test.tool.config.Configuration;
 import org.opendaylight.netconf.test.tool.customrpc.SettableOperationProvider;
+import org.opendaylight.netconf.test.tool.operations.OperationsProvider;
+import org.opendaylight.netconf.test.tool.rpchandler.SettableOperationRpcProvider;
+import org.opendaylight.netconf.test.tool.schemacache.SchemaSourceCache;
 import org.opendaylight.yangtools.yang.common.SimpleDateFormatUtil;
 import org.opendaylight.yangtools.yang.model.api.Module;
 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
@@ -83,27 +86,23 @@ public class NetconfDeviceSimulator implements Closeable {
     private final List<SshProxyServer> sshWrappers = Lists.newArrayList();
     private final ScheduledExecutorService minaTimerExecutor;
     private final ExecutorService nioExecutor;
+    private final Configuration configuration;
     private SchemaContext schemaContext;
 
     private boolean sendFakeSchema = false;
 
-    public NetconfDeviceSimulator(final int threadPoolSize) {
-        this(new NioEventLoopGroup(), new HashedWheelTimer(),
-                Executors.newScheduledThreadPool(threadPoolSize,
-                    new ThreadFactoryBuilder().setNameFormat("netconf-ssh-server-mina-timers-%d").build()),
-                ThreadUtils.newFixedThreadPool("netconf-ssh-server-nio-group", threadPoolSize));
-    }
-
-    private NetconfDeviceSimulator(final NioEventLoopGroup eventExecutors, final HashedWheelTimer hashedWheelTimer,
-            final ScheduledExecutorService minaTimerExecutor, final ExecutorService nioExecutor) {
-        this.nettyThreadgroup = eventExecutors;
-        this.hashedWheelTimer = hashedWheelTimer;
-        this.minaTimerExecutor = minaTimerExecutor;
-        this.nioExecutor = nioExecutor;
+    public NetconfDeviceSimulator(Configuration configuration) {
+        this.configuration = configuration;
+        this.nettyThreadgroup = new NioEventLoopGroup();
+        this.hashedWheelTimer = new HashedWheelTimer();
+        this.minaTimerExecutor = Executors.newScheduledThreadPool(configuration.getThreadPoolSize(),
+                new ThreadFactoryBuilder().setNameFormat("netconf-ssh-server-mina-timers-%d").build());
+        this.nioExecutor = ThreadUtils
+                .newFixedThreadPool("netconf-ssh-server-nio-group", configuration.getThreadPoolSize());
     }
 
     private NetconfServerDispatcherImpl createDispatcher(final Set<Capability> capabilities,
-            final SchemaSourceProvider<YangTextSchemaSource> sourceProvider, final TesttoolParameters params) {
+            final SchemaSourceProvider<YangTextSchemaSource> sourceProvider) {
 
         final Set<Capability> transformedCapabilities = Sets.newHashSet(Collections2.transform(capabilities, input -> {
             if (sendFakeSchema) {
@@ -118,15 +117,13 @@ public class NetconfDeviceSimulator implements Closeable {
         final SessionIdProvider idProvider = new SessionIdProvider();
 
         final NetconfOperationServiceFactory aggregatedNetconfOperationServiceFactory = createOperationServiceFactory(
-            sourceProvider, params, transformedCapabilities, monitoringService1, idProvider);
+            sourceProvider, transformedCapabilities, monitoringService1, idProvider);
 
-        final Set<String> serverCapabilities = params.exi
-                ? NetconfServerSessionNegotiatorFactory.DEFAULT_BASE_CAPABILITIES
-                : Sets.newHashSet(XmlNetconfConstants.URN_IETF_PARAMS_NETCONF_BASE_1_0,
-                    XmlNetconfConstants.URN_IETF_PARAMS_NETCONF_BASE_1_1);
+        final Set<String> serverCapabilities = configuration.getCapabilities();
 
         final NetconfServerSessionNegotiatorFactory serverNegotiatorFactory = new TesttoolNegotiationFactory(
-                hashedWheelTimer, aggregatedNetconfOperationServiceFactory, idProvider, params.generateConfigsTimeout,
+                hashedWheelTimer, aggregatedNetconfOperationServiceFactory, idProvider,
+                configuration.getGenerateConfigsTimeout(),
                 monitoringService1, serverCapabilities);
 
         final NetconfServerDispatcherImpl.ServerChannelInitializer serverChannelInitializer =
@@ -135,20 +132,25 @@ public class NetconfDeviceSimulator implements Closeable {
     }
 
     private NetconfOperationServiceFactory createOperationServiceFactory(
-            final SchemaSourceProvider<YangTextSchemaSource> sourceProvider, final TesttoolParameters params,
+            final SchemaSourceProvider<YangTextSchemaSource> sourceProvider,
             final Set<Capability> transformedCapabilities, final NetconfMonitoringService monitoringService1,
             final SessionIdProvider idProvider) {
         final AggregatedNetconfOperationServiceFactory aggregatedNetconfOperationServiceFactory =
             new AggregatedNetconfOperationServiceFactory();
 
         final NetconfOperationServiceFactory operationProvider;
-        if (params.mdSal) {
+        if (configuration.isMdSal()) {
+            LOG.info("using MdsalOperationProvider.");
             operationProvider = new MdsalOperationProvider(
                 idProvider, transformedCapabilities, schemaContext, sourceProvider);
-        } else {
+        } else if (configuration.isXmlConfigurationProvided()) {
+            LOG.info("using SimulatedOperationProvider.");
             operationProvider = new SimulatedOperationProvider(idProvider, transformedCapabilities,
-                    Optional.fromNullable(params.notificationFile),
-                    Optional.fromNullable(params.initialConfigXMLFile));
+                    Optional.fromNullable(configuration.getNotificationFile()),
+                    Optional.fromNullable(configuration.getInitialConfigXMLFile()));
+        } else {
+            LOG.info("using OperationsProvider.");
+            operationProvider = new OperationsProvider(idProvider, transformedCapabilities);
         }
 
 
@@ -157,39 +159,44 @@ public class NetconfDeviceSimulator implements Closeable {
                         new NetconfMonitoringOperationService(monitoringService1));
         aggregatedNetconfOperationServiceFactory.onAddNetconfOperationServiceFactory(operationProvider);
         aggregatedNetconfOperationServiceFactory.onAddNetconfOperationServiceFactory(monitoringService);
-        if (params.rpcConfig != null) {
-            final SettableOperationProvider settableService = new SettableOperationProvider(params.rpcConfig);
+        if (configuration.getRpcConfigFile() != null) {
+            final SettableOperationProvider settableService =
+                    new SettableOperationProvider(configuration.getRpcConfigFile());
+            aggregatedNetconfOperationServiceFactory.onAddNetconfOperationServiceFactory(settableService);
+        } else {
+            final SettableOperationRpcProvider settableService =
+                    new SettableOperationRpcProvider(configuration.getRpcHandler());
             aggregatedNetconfOperationServiceFactory.onAddNetconfOperationServiceFactory(settableService);
         }
         return aggregatedNetconfOperationServiceFactory;
     }
 
-    public List<Integer> start(final TesttoolParameters params) {
+    public List<Integer> start() {
         LOG.info("Starting {}, {} simulated devices starting on port {}",
-            params.deviceCount, params.ssh ? "SSH" : "TCP", params.startingPort);
+                configuration.getDeviceCount(), configuration.isSsh() ? "SSH" : "TCP", configuration.getStartingPort());
 
         final SharedSchemaRepository schemaRepo = new SharedSchemaRepository("netconf-simulator");
-        final Set<Capability> capabilities = parseSchemasToModuleCapabilities(params, schemaRepo);
+        final Set<Capability> capabilities = parseSchemasToModuleCapabilities(schemaRepo);
 
         final NetconfServerDispatcherImpl dispatcher = createDispatcher(capabilities,
-            sourceIdentifier -> schemaRepo.getSchemaSource(sourceIdentifier, YangTextSchemaSource.class), params);
+            sourceIdentifier -> schemaRepo.getSchemaSource(sourceIdentifier, YangTextSchemaSource.class));
 
-        int currentPort = params.startingPort;
+        int currentPort = configuration.getStartingPort();
 
         final List<Integer> openDevices = Lists.newArrayList();
 
         // Generate key to temp folder
         final PEMGeneratorHostKeyProvider keyPairProvider = getPemGeneratorHostKeyProvider();
 
-        for (int i = 0; i < params.deviceCount; i++) {
+        for (int i = 0; i < configuration.getDeviceCount(); i++) {
             if (currentPort > 65535) {
                 LOG.warn("Port cannot be greater than 65535, stopping further attempts.");
                 break;
             }
-            final InetSocketAddress address = getAddress(params.ip, currentPort);
+            final InetSocketAddress address = getAddress(configuration.getIp(), currentPort);
 
             final ChannelFuture server;
-            if (params.ssh) {
+            if (configuration.isSsh()) {
                 final InetSocketAddress bindingAddress = InetSocketAddress.createUnresolved("0.0.0.0", currentPort);
                 final LocalAddress tcpLocalAddress = new LocalAddress(address.toString());
 
@@ -245,9 +252,9 @@ public class NetconfDeviceSimulator implements Closeable {
             openDevices.add(currentPort - 1);
         }
 
-        if (openDevices.size() == params.deviceCount) {
+        if (openDevices.size() == configuration.getDeviceCount()) {
             LOG.info("All simulated devices started successfully from port {} to {}",
-                params.startingPort, currentPort - 1);
+                    configuration.getStartingPort(), currentPort - 1);
         } else if (openDevices.size() == 0) {
             LOG.warn("No simulated devices started.");
         } else {
@@ -278,12 +285,9 @@ public class NetconfDeviceSimulator implements Closeable {
         }
     }
 
-    private Set<Capability> parseSchemasToModuleCapabilities(final TesttoolParameters params,
-                                                             final SharedSchemaRepository consumer) {
+    private Set<Capability> parseSchemasToModuleCapabilities(final SharedSchemaRepository consumer) {
         final Set<SourceIdentifier> loadedSources = Sets.newHashSet();
-
         consumer.registerSchemaSourceListener(TextToASTTransformer.create(consumer, consumer));
-
         consumer.registerSchemaSourceListener(new SchemaSourceListener() {
             @Override
             public void schemaSourceEncountered(final SchemaSourceRepresentation schemaSourceRepresentation) {}
@@ -299,10 +303,18 @@ public class NetconfDeviceSimulator implements Closeable {
             public void schemaSourceUnregistered(final PotentialSchemaSource<?> potentialSchemaSource) {}
         });
 
-        if (params.schemasDir != null) {
+        if (configuration.getSchemasDir() != null) {
+            LOG.info("Loading models from directory.");
             final FilesystemSchemaSourceCache<YangTextSchemaSource> cache = new FilesystemSchemaSourceCache<>(
-                consumer, YangTextSchemaSource.class, params.schemasDir);
+                consumer, YangTextSchemaSource.class, configuration.getSchemasDir());
+            consumer.registerSchemaSourceListener(cache);
+        } else if (configuration.getModels() != null) {
+            LOG.info("Loading models from classpath.");
+            final SchemaSourceCache<YangTextSchemaSource> cache = new SchemaSourceCache<>(
+                    consumer, YangTextSchemaSource.class, configuration.getModels());
             consumer.registerSchemaSourceListener(cache);
+        } else {
+            LOG.info("Custom module loading skipped.");
         }
 
         addDefaultSchemas(consumer);
@@ -399,6 +411,6 @@ public class NetconfDeviceSimulator implements Closeable {
         nettyThreadgroup.shutdownGracefully();
         minaTimerExecutor.shutdownNow();
         nioExecutor.shutdownNow();
-        // close Everything
     }
+
 }
index e28d936f6df34644ab5469c552e887314803a59a..36e336ad69435fc3b05d283f0d2369578ed59eef 100644 (file)
@@ -32,6 +32,8 @@ import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 import net.sourceforge.argparse4j.inf.ArgumentParser;
 import net.sourceforge.argparse4j.inf.ArgumentParserException;
+import org.opendaylight.netconf.test.tool.config.Configuration;
+import org.opendaylight.netconf.test.tool.config.ConfigurationBuilder;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -60,9 +62,10 @@ public class ScaleUtil {
         while (true) {
             root.warn("Starting scale test with {} devices", params.deviceCount);
             final ScheduledFuture timeoutGuardFuture = EXECUTOR.schedule(new TimeoutGuard(), TIMEOUT, TimeUnit.MINUTES);
-            final NetconfDeviceSimulator netconfDeviceSimulator = new NetconfDeviceSimulator(params.threadAmount);
+            final Configuration configuration = new ConfigurationBuilder().from(params).build();
+            final NetconfDeviceSimulator netconfDeviceSimulator = new NetconfDeviceSimulator(configuration);
             try {
-                final List<Integer> openDevices = netconfDeviceSimulator.start(params);
+                final List<Integer> openDevices = netconfDeviceSimulator.start();
                 if (openDevices.size() == 0) {
                     root.error("Failed to start any simulated devices, exiting...");
                     System.exit(1);
index b2c6ca0c319ba6f4973783cdb84e69ac8a231d11..15fd535de8c3d0eadf876935720884f2dbd6bf0b 100644 (file)
@@ -8,19 +8,23 @@
 
 package org.opendaylight.netconf.test.tool;
 
-public class TestToolUtils {
+import java.io.InputStream;
+
+public final class TestToolUtils {
 
     public static String getMac(long mac) {
         final StringBuilder builder = new StringBuilder(Long.toString(mac, 16));
-
         for (int i = builder.length(); i < 12; i++) {
             builder.insert(0, "0");
         }
-
         for (int j = builder.length() - 2; j >= 2; j -= 2) {
             builder.insert(j, ":");
         }
-
         return builder.toString();
     }
+
+    public static InputStream getDataAsStream(final String path) {
+        return TestToolUtils.class.getClassLoader().getResourceAsStream(path);
+    }
+
 }
index ecd9c1b5a61b6a78fa0f8b314605ef85f7448c5d..775aa7670b0a55ac6eb222102a346ea79655657f 100644 (file)
@@ -90,10 +90,8 @@ public class TesttoolParameters {
     @Arg(dest = "time-out")
     public long timeOut;
     private InputStream stream;
-
     @Arg(dest = "ip")
     public String ip;
-
     @Arg(dest = "thread-pool-size")
     public int threadPoolSize;
     @Arg(dest = "rpc-config")
diff --git a/netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/config/Configuration.java b/netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/config/Configuration.java
new file mode 100644 (file)
index 0000000..c57f158
--- /dev/null
@@ -0,0 +1,188 @@
+/*
+ * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.netconf.test.tool.config;
+
+import com.google.common.collect.ImmutableSet;
+import java.io.File;
+import java.util.Set;
+import java.util.concurrent.TimeUnit;
+import org.opendaylight.netconf.api.xml.XmlNetconfConstants;
+import org.opendaylight.netconf.test.tool.rpchandler.RpcHandler;
+import org.opendaylight.netconf.test.tool.rpchandler.RpcHandlerDefault;
+
+
+public class Configuration {
+
+    public static final Set<String> DEFAULT_BASE_CAPABILITIES_EXI = ImmutableSet.of(
+            XmlNetconfConstants.URN_IETF_PARAMS_NETCONF_BASE_1_0,
+            XmlNetconfConstants.URN_IETF_PARAMS_NETCONF_BASE_1_1,
+            XmlNetconfConstants.URN_IETF_PARAMS_NETCONF_CAPABILITY_EXI_1_0
+    );
+
+    public static final Set<String> DEFAULT_BASE_CAPABILITIES = ImmutableSet.of(
+            XmlNetconfConstants.URN_IETF_PARAMS_NETCONF_BASE_1_0,
+            XmlNetconfConstants.URN_IETF_PARAMS_NETCONF_BASE_1_1
+    );
+
+    private int generateConfigsTimeout = (int) TimeUnit.MINUTES.toMillis(30);
+    private int threadPoolSize = 8;
+    private int startingPort = 17830;
+    private int deviceCount = 1;
+    private boolean ssh = true;
+    private String ip = "0.0.0.0";
+
+    private Set<String> models;
+    private Set<String> capabilities = DEFAULT_BASE_CAPABILITIES_EXI;
+    private RpcHandler rpcHandler = new RpcHandlerDefault();
+
+    @Deprecated
+    private boolean mdSal = false;
+
+    @Deprecated
+    private File rpcConfigFile;
+
+    @Deprecated
+    private File notificationFile;
+
+    @Deprecated
+    private File initialConfigXMLFile;
+
+    @Deprecated
+    private File schemasDir;
+
+    public Configuration() {
+    }
+
+    public int getThreadPoolSize() {
+        return threadPoolSize;
+    }
+
+    public void setThreadPoolSize(int threadPoolSize) {
+        this.threadPoolSize = threadPoolSize;
+    }
+
+    public int getStartingPort() {
+        return startingPort;
+    }
+
+    public void setStartingPort(int startingPort) {
+        this.startingPort = startingPort;
+    }
+
+    public int getDeviceCount() {
+        return deviceCount;
+    }
+
+    public void setDeviceCount(int deviceCount) {
+        this.deviceCount = deviceCount;
+    }
+
+    public int getGenerateConfigsTimeout() {
+        return generateConfigsTimeout;
+    }
+
+    public void setGenerateConfigsTimeout(int generateConfigsTimeout) {
+        this.generateConfigsTimeout = generateConfigsTimeout;
+    }
+
+    public boolean isSsh() {
+        return ssh;
+    }
+
+    public void setSsh(boolean ssh) {
+        this.ssh = ssh;
+    }
+
+    public String getIp() {
+        return ip;
+    }
+
+    public void setIp(String ip) {
+        this.ip = ip;
+    }
+
+    public Set<String> getModels() {
+        return models;
+    }
+
+    public void setModels(Set<String> models) {
+        this.models = models;
+    }
+
+    public Set<String> getCapabilities() {
+        return capabilities;
+    }
+
+    public void setCapabilities(Set<String> capabilities) {
+        this.capabilities = capabilities;
+    }
+
+    public RpcHandler getRpcHandler() {
+        return rpcHandler;
+    }
+
+    public void setRpcHandler(RpcHandler rpcHandler) {
+        this.rpcHandler = rpcHandler;
+    }
+
+    @Deprecated
+    public boolean isMdSal() {
+        return mdSal;
+    }
+
+    @Deprecated
+    public void setMdSal(boolean mdSal) {
+        this.mdSal = mdSal;
+    }
+
+    @Deprecated
+    public File getRpcConfigFile() {
+        return rpcConfigFile;
+    }
+
+    @Deprecated
+    public void setRpcConfigFile(File rpcConfigFile) {
+        this.rpcConfigFile = rpcConfigFile;
+    }
+
+    @Deprecated
+    public File getNotificationFile() {
+        return notificationFile;
+    }
+
+    @Deprecated
+    public void setNotificationFile(File notificationFile) {
+        this.notificationFile = notificationFile;
+    }
+
+    @Deprecated
+    public File getInitialConfigXMLFile() {
+        return initialConfigXMLFile;
+    }
+
+    @Deprecated
+    public void setInitialConfigXMLFile(File initialConfigXMLFile) {
+        this.initialConfigXMLFile = initialConfigXMLFile;
+    }
+
+    @Deprecated
+    public boolean isXmlConfigurationProvided() {
+        return initialConfigXMLFile != null && notificationFile != null;
+    }
+
+    @Deprecated
+    public File getSchemasDir() {
+        return schemasDir;
+    }
+
+    @Deprecated
+    public void setSchemasDir(File schemasDir) {
+        this.schemasDir = schemasDir;
+    }
+
+}
diff --git a/netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/config/ConfigurationBuilder.java b/netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/config/ConfigurationBuilder.java
new file mode 100644 (file)
index 0000000..2ed4aa2
--- /dev/null
@@ -0,0 +1,128 @@
+/*
+ * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.netconf.test.tool.config;
+
+import java.io.File;
+import java.util.Set;
+import org.opendaylight.netconf.test.tool.TesttoolParameters;
+import org.opendaylight.netconf.test.tool.rpchandler.RpcHandler;
+
+public class ConfigurationBuilder {
+
+    private Configuration configuration;
+
+    public ConfigurationBuilder() {
+        this.configuration = new Configuration();
+    }
+
+    public ConfigurationBuilder setThreadPoolSize(int threadPoolSize) {
+        this.configuration.setThreadPoolSize(threadPoolSize);
+        return this;
+    }
+
+    public ConfigurationBuilder setGenerateConfigsTimeout(int generateConfigsTimeout) {
+        this.configuration.setGenerateConfigsTimeout(generateConfigsTimeout);
+        return this;
+    }
+
+    public ConfigurationBuilder setModels(Set<String> models) {
+        this.configuration.setModels(models);
+        return this;
+    }
+
+    public ConfigurationBuilder setCapabilities(Set<String> capabilities) {
+        this.configuration.setCapabilities(capabilities);
+        return this;
+    }
+
+    public ConfigurationBuilder setStartingPort(int startingPort) {
+        this.configuration.setStartingPort(startingPort);
+        return this;
+    }
+
+    public ConfigurationBuilder setDeviceCount(int deviceCount) {
+        this.configuration.setDeviceCount(deviceCount);
+        return this;
+    }
+
+    public ConfigurationBuilder setSsh(boolean ssh) {
+        this.configuration.setSsh(ssh);
+        return this;
+    }
+
+    public ConfigurationBuilder setIp(String ip) {
+        this.configuration.setIp(ip);
+        return this;
+    }
+
+    public ConfigurationBuilder setRpcMapping(RpcHandler rpcHandler) {
+        this.configuration.setRpcHandler(rpcHandler);
+        return this;
+    }
+
+    @Deprecated
+    public ConfigurationBuilder setMdSal(boolean mdSal) {
+        this.configuration.setMdSal(mdSal);
+        return this;
+    }
+
+    @Deprecated
+    public ConfigurationBuilder setRpcConfigFile(File rpcConfigFile) {
+        this.configuration.setRpcConfigFile(rpcConfigFile);
+        return this;
+    }
+
+    @Deprecated
+    public ConfigurationBuilder setInitialConfigXMLFile(File initialConfigXMLFile) {
+        this.configuration.setInitialConfigXMLFile(initialConfigXMLFile);
+        return this;
+    }
+
+    @Deprecated
+    public ConfigurationBuilder setNotificationFile(File notificationFile) {
+        this.configuration.setNotificationFile(notificationFile);
+        return this;
+    }
+
+    public ConfigurationBuilder from(Configuration configuration) {
+        this.configuration.setThreadPoolSize(configuration.getThreadPoolSize());
+        this.configuration.setGenerateConfigsTimeout(configuration.getGenerateConfigsTimeout());
+        this.configuration.setModels(configuration.getModels());
+        this.configuration.setCapabilities(configuration.getCapabilities());
+        this.configuration.setStartingPort(configuration.getStartingPort());
+        this.configuration.setDeviceCount(configuration.getDeviceCount());
+        this.configuration.setSsh(configuration.isSsh());
+        this.configuration.setIp(configuration.getIp());
+        this.configuration.setRpcHandler(configuration.getRpcHandler());
+        this.configuration.setMdSal(configuration.isMdSal());
+        this.configuration.setRpcConfigFile(configuration.getRpcConfigFile());
+        this.configuration.setInitialConfigXMLFile(configuration.getInitialConfigXMLFile());
+        this.configuration.setNotificationFile(configuration.getNotificationFile());
+        this.configuration.setSchemasDir(configuration.getSchemasDir());
+        return this;
+    }
+
+    public ConfigurationBuilder from(TesttoolParameters testtoolParameters) {
+        this.configuration.setGenerateConfigsTimeout(testtoolParameters.generateConfigsTimeout);
+        this.configuration.setStartingPort(testtoolParameters.startingPort);
+        this.configuration.setDeviceCount(testtoolParameters.deviceCount);
+        this.configuration.setSsh(testtoolParameters.ssh);
+        this.configuration.setIp(testtoolParameters.ip);
+        this.configuration.setMdSal(testtoolParameters.mdSal);
+        this.configuration.setRpcConfigFile(testtoolParameters.rpcConfig);
+        this.configuration.setInitialConfigXMLFile(testtoolParameters.initialConfigXMLFile);
+        this.configuration.setNotificationFile(testtoolParameters.notificationFile);
+        this.configuration.setSchemasDir(testtoolParameters.schemasDir);
+        return this;
+    }
+
+    public Configuration build() {
+        return configuration;
+    }
+
+}
diff --git a/netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/operations/OperationsProvider.java b/netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/operations/OperationsProvider.java
new file mode 100644 (file)
index 0000000..de05df7
--- /dev/null
@@ -0,0 +1,95 @@
+/*
+ * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.netconf.test.tool.operations;
+
+import com.google.common.base.Optional;
+import com.google.common.collect.Sets;
+import java.util.Collections;
+import java.util.Set;
+import org.opendaylight.controller.config.util.capability.Capability;
+import org.opendaylight.netconf.api.monitoring.CapabilityListener;
+import org.opendaylight.netconf.impl.SessionIdProvider;
+import org.opendaylight.netconf.mapping.api.NetconfOperation;
+import org.opendaylight.netconf.mapping.api.NetconfOperationService;
+import org.opendaylight.netconf.mapping.api.NetconfOperationServiceFactory;
+import org.opendaylight.netconf.test.tool.rpc.DataList;
+import org.opendaylight.netconf.test.tool.rpc.SimulatedCommit;
+import org.opendaylight.netconf.test.tool.rpc.SimulatedCreateSubscription;
+import org.opendaylight.netconf.test.tool.rpc.SimulatedDiscardChanges;
+import org.opendaylight.netconf.test.tool.rpc.SimulatedEditConfig;
+import org.opendaylight.netconf.test.tool.rpc.SimulatedGet;
+import org.opendaylight.netconf.test.tool.rpc.SimulatedGetConfig;
+import org.opendaylight.netconf.test.tool.rpc.SimulatedLock;
+import org.opendaylight.netconf.test.tool.rpc.SimulatedUnLock;
+
+
+public class OperationsProvider implements NetconfOperationServiceFactory {
+    private final Set<Capability> caps;
+    private final SimulatedOperationService simulatedOperationService;
+
+    public OperationsProvider(final SessionIdProvider idProvider,
+                       final Set<Capability> caps) {
+        this.caps = caps;
+        simulatedOperationService = new SimulatedOperationService(
+            idProvider.getCurrentSessionId());
+    }
+
+    @Override
+    public Set<Capability> getCapabilities() {
+        return caps;
+    }
+
+    @Override
+    public AutoCloseable registerCapabilityListener(
+            final CapabilityListener listener) {
+        listener.onCapabilitiesChanged(caps, Collections.<Capability>emptySet());
+        return new AutoCloseable() {
+            @Override
+            public void close() throws Exception {
+            }
+        };
+    }
+
+    @Override
+    public NetconfOperationService createService(
+            final String netconfSessionIdForReporting) {
+        return simulatedOperationService;
+    }
+
+    static class SimulatedOperationService implements NetconfOperationService {
+        private final long currentSessionId;
+
+        SimulatedOperationService(final long currentSessionId) {
+            this.currentSessionId = currentSessionId;
+        }
+
+        @Override
+        public Set<NetconfOperation> getNetconfOperations() {
+            final DataList storage = new DataList();
+            final SimulatedGet sGet = new SimulatedGet(String.valueOf(currentSessionId), storage);
+            final SimulatedEditConfig sEditConfig = new SimulatedEditConfig(String.valueOf(currentSessionId), storage);
+            final SimulatedGetConfig sGetConfig = new SimulatedGetConfig(
+                String.valueOf(currentSessionId), storage, Optional.absent());
+            final SimulatedCommit sCommit = new SimulatedCommit(String.valueOf(currentSessionId));
+            final SimulatedLock sLock = new SimulatedLock(String.valueOf(currentSessionId));
+            final SimulatedUnLock sUnlock = new SimulatedUnLock(String.valueOf(currentSessionId));
+            final SimulatedCreateSubscription sCreateSubs = new SimulatedCreateSubscription(
+                    String.valueOf(currentSessionId), Optional.absent());
+            final SimulatedDiscardChanges sDiscardChanges = new SimulatedDiscardChanges(
+                String.valueOf(currentSessionId));
+            return Sets.newHashSet(
+                sGet, sGetConfig, sEditConfig, sCommit, sLock, sUnlock, sCreateSubs, sDiscardChanges);
+        }
+
+        @Override
+        public void close() {
+        }
+
+    }
+}
diff --git a/netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/rpchandler/RpcHandler.java b/netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/rpchandler/RpcHandler.java
new file mode 100644 (file)
index 0000000..ec0105b
--- /dev/null
@@ -0,0 +1,18 @@
+/*
+ * Copyright (c) 2015 Cisco Systems, Inc. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.netconf.test.tool.rpchandler;
+
+import java.util.Optional;
+import org.opendaylight.controller.config.util.xml.XmlElement;
+import org.w3c.dom.Document;
+
+public interface RpcHandler {
+
+    Optional<Document> getResponse(XmlElement rpcElement);
+
+}
diff --git a/netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/rpchandler/RpcHandlerDefault.java b/netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/rpchandler/RpcHandlerDefault.java
new file mode 100644 (file)
index 0000000..5a84ea6
--- /dev/null
@@ -0,0 +1,26 @@
+/*
+ * Copyright (c) 2015 Cisco Systems, Inc. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.netconf.test.tool.rpchandler;
+
+import java.util.Optional;
+import org.opendaylight.controller.config.util.xml.XmlElement;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.w3c.dom.Document;
+
+public class RpcHandlerDefault implements RpcHandler {
+
+    private static final Logger LOG = LoggerFactory.getLogger(RpcHandlerDefault.class);
+
+    @Override
+    public Optional<Document> getResponse(XmlElement rpcElement) {
+        LOG.info("getResponse: {}", rpcElement.toString());
+        return null;
+    }
+
+}
diff --git a/netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/rpchandler/SettableOperationRpcProvider.java b/netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/rpchandler/SettableOperationRpcProvider.java
new file mode 100644 (file)
index 0000000..66199d9
--- /dev/null
@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 2016 Cisco Systems, Inc. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.netconf.test.tool.rpchandler;
+
+import java.util.Collections;
+import java.util.Set;
+import org.opendaylight.controller.config.util.capability.Capability;
+import org.opendaylight.netconf.api.monitoring.CapabilityListener;
+import org.opendaylight.netconf.mapping.api.NetconfOperation;
+import org.opendaylight.netconf.mapping.api.NetconfOperationService;
+import org.opendaylight.netconf.mapping.api.NetconfOperationServiceFactory;
+
+public class SettableOperationRpcProvider implements NetconfOperationServiceFactory {
+
+    private final RpcHandler rpcHandler;
+
+    public SettableOperationRpcProvider(RpcHandler rpcHandler) {
+        this.rpcHandler = rpcHandler;
+    }
+
+    @Override
+    public Set<Capability> getCapabilities() {
+        return Collections.emptySet();
+    }
+
+    @Override
+    public AutoCloseable registerCapabilityListener(final CapabilityListener listener) {
+        return () -> {
+            //no op
+        };
+    }
+
+    @Override
+    public NetconfOperationService createService(final String netconfSessionIdForReporting) {
+        return new SettableOperationService(rpcHandler);
+    }
+
+    private static class SettableOperationService implements NetconfOperationService {
+
+        private final SettableRpc rpc;
+
+        private SettableOperationService(RpcHandler rpcHandler) {
+            this.rpc = new SettableRpc(rpcHandler);
+        }
+
+        @Override
+        public Set<NetconfOperation> getNetconfOperations() {
+            return Collections.singleton(rpc);
+        }
+
+        @Override
+        public void close() {
+            // no op
+        }
+    }
+}
diff --git a/netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/rpchandler/SettableRpc.java b/netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/rpchandler/SettableRpc.java
new file mode 100644 (file)
index 0000000..1f2b97d
--- /dev/null
@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2016 Cisco Systems, Inc. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.netconf.test.tool.rpchandler;
+
+import java.util.Optional;
+import org.opendaylight.controller.config.util.xml.DocumentedException;
+import org.opendaylight.controller.config.util.xml.XmlElement;
+import org.opendaylight.controller.config.util.xml.XmlUtil;
+import org.opendaylight.netconf.api.xml.XmlNetconfConstants;
+import org.opendaylight.netconf.mapping.api.HandlingPriority;
+import org.opendaylight.netconf.mapping.api.NetconfOperation;
+import org.opendaylight.netconf.mapping.api.NetconfOperationChainedExecution;
+import org.w3c.dom.Document;
+
+/**
+ * {@link NetconfOperation} implementation. It can be configured to intercept rpcs with defined input
+ * and reply with defined output. If input isn't defined, rpc handling is delegated to the subsequent
+ * {@link NetconfOperation} which is able to handle it.
+ */
+class SettableRpc implements NetconfOperation {
+
+    private final RpcHandler rpcHandler;
+
+    SettableRpc(RpcHandler rpcHandler) {
+        this.rpcHandler = rpcHandler;
+    }
+
+    @Override
+    public HandlingPriority canHandle(final Document message) throws DocumentedException {
+        return HandlingPriority.HANDLE_WITH_DEFAULT_PRIORITY.increasePriority(1000);
+    }
+
+    @Override
+    public Document handle(final Document requestMessage, final NetconfOperationChainedExecution subsequentOperation)
+            throws DocumentedException {
+        final XmlElement requestElement = XmlElement.fromDomDocument(requestMessage);
+        final XmlElement rpcElement = requestElement.getOnlyChildElement();
+        final String msgId = requestElement.getAttribute(XmlNetconfConstants.MESSAGE_ID);
+        final Optional<Document> response = rpcHandler.getResponse(rpcElement);
+        if (response.isPresent()) {
+            final Document document = response.get();
+            checkForError(document);
+            document.getDocumentElement().setAttribute(XmlNetconfConstants.MESSAGE_ID, msgId);
+            return document;
+        } else if (subsequentOperation.isExecutionTermination()) {
+            throw new DocumentedException("Mapping not found " + XmlUtil.toString(requestMessage),
+                    DocumentedException.ErrorType.APPLICATION, DocumentedException.ErrorTag.OPERATION_NOT_SUPPORTED,
+                    DocumentedException.ErrorSeverity.ERROR);
+        } else {
+            return subsequentOperation.execute(requestMessage);
+        }
+    }
+
+    private void checkForError(final Document document) throws DocumentedException {
+        final XmlElement rpcReply = XmlElement.fromDomDocument(document);
+        if (rpcReply.getOnlyChildElementOptionally("rpc-error").isPresent()) {
+            throw DocumentedException.fromXMLDocument(document);
+        }
+    }
+
+}
diff --git a/netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/schemacache/ModelData.java b/netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/schemacache/ModelData.java
new file mode 100644 (file)
index 0000000..ae431dc
--- /dev/null
@@ -0,0 +1,29 @@
+/*
+ * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.netconf.test.tool.schemacache;
+
+import org.opendaylight.yangtools.yang.model.repo.api.SourceIdentifier;
+
+public class ModelData {
+
+    private SourceIdentifier id;
+    private String path;
+
+    public ModelData(SourceIdentifier id, String path) {
+        this.id = id;
+        this.path = path;
+    }
+
+    public SourceIdentifier getId() {
+        return id;
+    }
+
+    public String getPath() {
+        return path;
+    }
+}
diff --git a/netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/schemacache/SchemaSourceCache.java b/netconf/tools/netconf-testtool/src/main/java/org/opendaylight/netconf/test/tool/schemacache/SchemaSourceCache.java
new file mode 100644 (file)
index 0000000..9ece5a9
--- /dev/null
@@ -0,0 +1,123 @@
+/*
+ * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.netconf.test.tool.schemacache;
+
+import com.google.common.base.MoreObjects.ToStringHelper;
+import com.google.common.base.Optional;
+import com.google.common.base.Preconditions;
+import com.google.common.util.concurrent.CheckedFuture;
+import com.google.common.util.concurrent.Futures;
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Set;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+import org.opendaylight.netconf.test.tool.TestToolUtils;
+import org.opendaylight.yangtools.yang.model.repo.api.MissingSchemaSourceException;
+import org.opendaylight.yangtools.yang.model.repo.api.RevisionSourceIdentifier;
+import org.opendaylight.yangtools.yang.model.repo.api.SchemaSourceException;
+import org.opendaylight.yangtools.yang.model.repo.api.SchemaSourceRepresentation;
+import org.opendaylight.yangtools.yang.model.repo.api.SourceIdentifier;
+import org.opendaylight.yangtools.yang.model.repo.api.YangTextSchemaSource;
+import org.opendaylight.yangtools.yang.model.repo.spi.PotentialSchemaSource.Costs;
+import org.opendaylight.yangtools.yang.model.repo.spi.SchemaSourceRegistry;
+import org.opendaylight.yangtools.yang.model.repo.util.AbstractSchemaSourceCache;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Cache implementation that stores schemas in form of files under provided folder.
+ */
+public final class SchemaSourceCache<T extends SchemaSourceRepresentation>
+        extends AbstractSchemaSourceCache<T> {
+
+    private static final Logger LOG = LoggerFactory.getLogger(SchemaSourceCache.class);
+
+    public static final Pattern CACHED_FILE_PATTERN =
+            Pattern.compile(
+                    ".*/(?<moduleName>[^@]+)" + "(@(?<revision>" + SourceIdentifier.REVISION_PATTERN + "))?.yang");
+
+    private final Class<T> representation;
+    private final Set<String> modelList;
+    private Map<String, ModelData> cachedSchemas;
+
+    public SchemaSourceCache(
+            final SchemaSourceRegistry consumer, final Class<T> representation, final Set<String> modelList) {
+        super(consumer, representation, Costs.LOCAL_IO);
+        this.representation = representation;
+        this.modelList = Preconditions.checkNotNull(modelList);
+        init();
+    }
+
+    /**
+     * Restore cache state.
+     */
+    private void init() {
+        cachedSchemas = new HashMap<>();
+        for (String modelPath: modelList) {
+            Optional<SourceIdentifier> sourceIdentifierOptional = getSourceIdentifier(modelPath);
+            if (sourceIdentifierOptional.isPresent()) {
+                SourceIdentifier sourceIdentifier = sourceIdentifierOptional.get();
+                cachedSchemas.put(sourceIdentifier.toYangFilename(), new ModelData(sourceIdentifier, modelPath));
+            } else {
+                LOG.debug("Skipping caching model {}, cannot restore source identifier from model path,"
+                        + " does not match {}", modelPath, CACHED_FILE_PATTERN);
+            }
+        }
+        for (final ModelData cachedSchema : cachedSchemas.values()) {
+            register(cachedSchema.getId());
+        }
+    }
+
+    @Override
+    public synchronized CheckedFuture<? extends T, SchemaSourceException> getSource(
+            final SourceIdentifier sourceIdentifier) {
+        ModelData modelData = cachedSchemas.get(sourceIdentifier.toYangFilename());
+        if (modelData != null) {
+            final SchemaSourceRepresentation restored = restoreAsType(modelData.getId(), modelData.getPath());
+            return Futures.immediateCheckedFuture(representation.cast(restored));
+        } else {
+            LOG.debug("Source {} not found in cache as {}", sourceIdentifier);
+            return Futures.immediateFailedCheckedFuture(new MissingSchemaSourceException("Source not found",
+                    sourceIdentifier));
+        }
+    }
+
+    @Override
+    protected synchronized void offer(final T source) {
+        LOG.trace("Source {} offered to cache", source.getIdentifier());
+    }
+
+    private YangTextSchemaSource restoreAsType(final SourceIdentifier sourceIdentifier, final String cachedSource) {
+        return new YangTextSchemaSource(sourceIdentifier) {
+
+            @Override
+            protected ToStringHelper addToStringAttributes(final ToStringHelper toStringHelper) {
+                return toStringHelper;
+            }
+
+            @Override
+            public InputStream openStream() throws IOException {
+                return TestToolUtils.getDataAsStream(cachedSource);
+            }
+        };
+    }
+
+    private static Optional<SourceIdentifier> getSourceIdentifier(final String fileName) {
+        final Matcher matcher = CACHED_FILE_PATTERN.matcher(fileName);
+        if (matcher.matches()) {
+            final String moduleName = matcher.group("moduleName");
+            final String revision = matcher.group("revision");
+            return Optional.of(RevisionSourceIdentifier.create(moduleName, Optional.fromNullable(revision)));
+        }
+        return Optional.absent();
+    }
+
+}