1 files changed, 145 insertions, 0 deletions
diff --git a/java/com/google/gerrit/sshd/SshModule.java b/java/com/google/gerrit/sshd/SshModule.java
new file mode 100644
index 0000000000..acdc9582ed
--- /dev/null
+++ b/java/com/google/gerrit/sshd/SshModule.java
@@ -0,0 +1,145 @@
+// Copyright (C) 2009 The Android Open Source Project
+//
+// 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 com.google.gerrit.sshd;
+
+import static com.google.gerrit.extensions.registration.PrivateInternals_DynamicTypes.registerInParentInjectors;
+import static com.google.inject.Scopes.SINGLETON;
+
+import com.google.common.base.CharMatcher;
+import com.google.common.base.Splitter;
+import com.google.gerrit.extensions.registration.DynamicItem;
+import com.google.gerrit.extensions.registration.DynamicMap;
+import com.google.gerrit.extensions.registration.DynamicSet;
+import com.google.gerrit.lifecycle.LifecycleModule;
+import com.google.gerrit.server.DynamicOptions;
+import com.google.gerrit.server.PeerDaemonUser;
+import com.google.gerrit.server.RemotePeer;
+import com.google.gerrit.server.config.GerritConfigListener;
+import com.google.gerrit.server.config.GerritRequestModule;
+import com.google.gerrit.server.config.GerritServerConfig;
+import com.google.gerrit.server.git.QueueProvider;
+import com.google.gerrit.server.git.receive.AsyncReceiveCommits;
+import com.google.gerrit.server.plugins.ModuleGenerator;
+import com.google.gerrit.server.plugins.ReloadPluginListener;
+import com.google.gerrit.server.plugins.StartPluginListener;
+import com.google.gerrit.server.ssh.SshInfo;
+import com.google.gerrit.server.util.RequestScopePropagator;
+import com.google.gerrit.sshd.commands.QueryShell;
+import com.google.inject.Inject;
+import com.google.inject.internal.UniqueAnnotations;
+import com.google.inject.servlet.RequestScoped;
+import java.net.SocketAddress;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.ScheduledThreadPoolExecutor;
+import org.apache.sshd.server.auth.gss.GSSAuthenticator;
+import org.apache.sshd.server.auth.pubkey.PublickeyAuthenticator;
+import org.apache.sshd.server.command.CommandFactory;
+import org.eclipse.jgit.lib.Config;
+
+/** Configures standard dependencies for {@link SshDaemon}. */
+public class SshModule extends LifecycleModule {
+  private final Map<String, String> aliases;
+
+  @Inject
+  SshModule(@GerritServerConfig Config cfg) {
+    aliases = new HashMap<>();
+    for (String name : cfg.getNames("ssh-alias", true)) {
+      aliases.put(name, cfg.getString("ssh-alias", null, name));
+    }
+  }
+
+  @Override
+  protected void configure() {
+    bindScope(RequestScoped.class, SshScope.REQUEST);
+    bind(RequestScopePropagator.class).to(SshScope.Propagator.class);
+    bind(SshScope.class).in(SINGLETON);
+
+    configureRequestScope();
+    install(new AsyncReceiveCommits.Module());
+    configureAliases();
+
+    bind(SshLog.class);
+    DynamicSet.bind(binder(), GerritConfigListener.class).to(SshLog.class);
+
+    bind(SshInfo.class).to(SshDaemon.class).in(SINGLETON);
+    factory(DispatchCommand.Factory.class);
+    factory(QueryShell.Factory.class);
+    factory(PeerDaemonUser.Factory.class);
+
+    bind(DispatchCommandProvider.class)
+        .annotatedWith(Commands.CMD_ROOT)
+        .toInstance(new DispatchCommandProvider(Commands.CMD_ROOT));
+    bind(CommandFactoryProvider.class);
+    bind(CommandFactory.class).toProvider(CommandFactoryProvider.class);
+    bind(ScheduledThreadPoolExecutor.class)
+        .annotatedWith(StreamCommandExecutor.class)
+        .toProvider(StreamCommandExecutorProvider.class)
+        .in(SINGLETON);
+    bind(QueueProvider.class).to(CommandExecutorQueueProvider.class);
+
+    bind(GSSAuthenticator.class).to(GerritGSSAuthenticator.class);
+    bind(PublickeyAuthenticator.class).to(CachingPublicKeyAuthenticator.class);
+
+    bind(ModuleGenerator.class).to(SshAutoRegisterModuleGenerator.class);
+    bind(SshPluginStarterCallback.class);
+    bind(StartPluginListener.class)
+        .annotatedWith(UniqueAnnotations.create())
+        .to(SshPluginStarterCallback.class);
+
+    bind(ReloadPluginListener.class)
+        .annotatedWith(UniqueAnnotations.create())
+        .to(SshPluginStarterCallback.class);
+
+    DynamicMap.mapOf(binder(), DynamicOptions.DynamicBean.class);
+    DynamicItem.itemOf(binder(), SshCreateCommandInterceptor.class);
+
+    listener().toInstance(registerInParentInjectors());
+    listener().to(SshLog.class);
+    listener().to(SshDaemon.class);
+    listener().to(CommandFactoryProvider.class);
+  }
+
+  private void configureAliases() {
+    CommandName gerrit = Commands.named("gerrit");
+    for (Map.Entry<String, String> e : aliases.entrySet()) {
+      String name = e.getKey();
+      List<String> dest = Splitter.on(CharMatcher.whitespace()).splitToList(e.getValue());
+      CommandName cmd = Commands.named(dest.get(0));
+      for (int i = 1; i < dest.size(); i++) {
+        cmd = Commands.named(cmd, dest.get(i));
+      }
+      bind(Commands.key(gerrit, name)).toProvider(new AliasCommandProvider(cmd));
+    }
+  }
+
+  private void configureRequestScope() {
+    bind(SshScope.Context.class).toProvider(SshScope.ContextProvider.class);
+
+    bind(SshSession.class).toProvider(SshScope.SshSessionProvider.class).in(SshScope.REQUEST);
+    bind(SocketAddress.class)
+        .annotatedWith(RemotePeer.class)
+        .toProvider(SshRemotePeerProvider.class)
+        .in(SshScope.REQUEST);
+
+    bind(ScheduledThreadPoolExecutor.class)
+        .annotatedWith(CommandExecutor.class)
+        .toProvider(CommandExecutorProvider.class)
+        .in(SshScope.REQUEST);
+
+    install(new GerritRequestModule());
+  }
+}