From 5eafd9b6f046a03eca0576ae14673be674b9ce01 Mon Sep 17 00:00:00 2001
From: David Ostrovsky <david@ostrovsky.org>
Date: Thu, 10 Apr 2014 18:58:08 -0400
Subject: [PATCH] Add set account SSH command
---
src/main/java/com/gitblit/transport/ssh/SshDaemon.java | 118 +++++++++++++++++++++++++++++++++++++++++++++++++++--------
1 files changed, 102 insertions(+), 16 deletions(-)
diff --git a/src/main/java/com/gitblit/transport/ssh/SshDaemon.java b/src/main/java/com/gitblit/transport/ssh/SshDaemon.java
index 42ee67a..f2e1db7 100644
--- a/src/main/java/com/gitblit/transport/ssh/SshDaemon.java
+++ b/src/main/java/com/gitblit/transport/ssh/SshDaemon.java
@@ -21,7 +21,15 @@
import java.text.MessageFormat;
import java.util.concurrent.atomic.AtomicBoolean;
+import javax.inject.Singleton;
+
import org.apache.sshd.SshServer;
+import org.apache.sshd.common.io.IoServiceFactory;
+import org.apache.sshd.common.io.IoServiceFactoryFactory;
+import org.apache.sshd.common.io.mina.MinaServiceFactory;
+import org.apache.sshd.common.io.mina.MinaServiceFactoryFactory;
+import org.apache.sshd.common.io.nio2.Nio2ServiceFactory;
+import org.apache.sshd.common.io.nio2.Nio2ServiceFactoryFactory;
import org.apache.sshd.server.keyprovider.PEMGeneratorHostKeyProvider;
import org.eclipse.jgit.internal.JGitText;
import org.slf4j.Logger;
@@ -35,14 +43,21 @@
import com.gitblit.manager.IGitblit;
import com.gitblit.transport.ssh.commands.CreateRepository;
import com.gitblit.transport.ssh.commands.DispatchCommand;
+import com.gitblit.transport.ssh.commands.Receive;
+import com.gitblit.transport.ssh.commands.SetAccountCommand;
+import com.gitblit.transport.ssh.commands.Upload;
import com.gitblit.transport.ssh.commands.VersionCommand;
import com.gitblit.utils.IdGenerator;
import com.gitblit.utils.StringUtils;
import com.gitblit.utils.WorkQueue;
+import dagger.Module;
+import dagger.ObjectGraph;
+import dagger.Provides;
+
/**
* Manager for the ssh transport. Roughly analogous to the
- * {@link com.gitblit.git.GitDaemon} class.
+ * {@link com.gitblit.transport.git.GitDaemon} class.
*
* @author Eric Myhre
*
@@ -51,6 +66,10 @@
private final Logger log = LoggerFactory.getLogger(SshDaemon.class);
+ public static enum SshSessionBackend {
+ MINA, NIO2
+ }
+
/**
* 22: IANA assigned port number for ssh. Note that this is a distinct
* concept from gitblit's default conf for ssh port -- this "default" is
@@ -63,12 +82,9 @@
private final AtomicBoolean run;
- @SuppressWarnings("unused")
private final IGitblit gitblit;
-
- private final IdGenerator idGenerator;
-
private final SshServer sshd;
+ private final ObjectGraph injector;
/**
* Construct the Gitblit SSH daemon.
@@ -77,13 +93,23 @@
*/
public SshDaemon(IGitblit gitblit, IdGenerator idGenerator) {
this.gitblit = gitblit;
- this.idGenerator = idGenerator;
-
+ this.injector = ObjectGraph.create(new SshModule());
+
IStoredSettings settings = gitblit.getSettings();
int port = settings.getInteger(Keys.git.sshPort, 0);
String bindInterface = settings.getString(Keys.git.sshBindInterface,
"localhost");
+ IKeyManager keyManager = getKeyManager();
+
+ String sshBackendStr = settings.getString(Keys.git.sshBackend,
+ SshSessionBackend.NIO2.name());
+ SshSessionBackend backend = SshSessionBackend.valueOf(sshBackendStr);
+ System.setProperty(IoServiceFactoryFactory.class.getName(),
+ backend == SshSessionBackend.MINA
+ ? MinaServiceFactoryFactory.class.getName()
+ : Nio2ServiceFactoryFactory.class.getName());
+
InetSocketAddress addr;
if (StringUtils.isEmpty(bindInterface)) {
addr = new InetSocketAddress(port);
@@ -91,27 +117,40 @@
addr = new InetSocketAddress(bindInterface, port);
}
+ SshKeyAuthenticator publickeyAuthenticator = new SshKeyAuthenticator(
+ keyManager, gitblit);
sshd = SshServer.setUpDefaultServer();
sshd.setPort(addr.getPort());
sshd.setHost(addr.getHostName());
sshd.setKeyPairProvider(new PEMGeneratorHostKeyProvider(new File(
gitblit.getBaseFolder(), HOST_KEY_STORE).getPath()));
- sshd.setPublickeyAuthenticator(new SshKeyAuthenticator(gitblit));
+ sshd.setPublickeyAuthenticator(publickeyAuthenticator);
sshd.setPasswordAuthenticator(new SshPasswordAuthenticator(gitblit));
sshd.setSessionFactory(new SshSessionFactory(idGenerator));
sshd.setFileSystemFactory(new DisabledFilesystemFactory());
- sshd.setForwardingFilter(new NonForwardingFilter());
+ sshd.setTcpipForwardingFilter(new NonForwardingFilter());
- DispatchCommand dispatcher = new DispatchCommand();
- dispatcher.registerCommand(CreateRepository.class);
- dispatcher.registerCommand(VersionCommand.class);
+ DispatchCommand gitblitCmd = new DispatchCommand();
+ gitblitCmd.registerCommand(CreateRepository.class);
+ gitblitCmd.registerCommand(VersionCommand.class);
+ gitblitCmd.registerCommand(SetAccountCommand.class);
+
+ DispatchCommand gitCmd = new DispatchCommand();
+ gitCmd.registerCommand(Upload.class);
+ gitCmd.registerCommand(Receive.class);
+
+ DispatchCommand root = new DispatchCommand();
+ root.registerDispatcher("gitblit", gitblitCmd);
+ root.registerDispatcher("git", gitCmd);
+
+ root.setRepositoryResolver(new RepositoryResolver<SshSession>(gitblit));
+ root.setUploadPackFactory(new GitblitUploadPackFactory<SshSession>(gitblit));
+ root.setReceivePackFactory(new GitblitReceivePackFactory<SshSession>(gitblit));
+ root.setAuthenticator(publickeyAuthenticator);
SshCommandFactory commandFactory = new SshCommandFactory(
- new RepositoryResolver<SshSession>(gitblit),
- new GitblitUploadPackFactory<SshSession>(gitblit),
- new GitblitReceivePackFactory<SshSession>(gitblit),
new WorkQueue(idGenerator),
- dispatcher);
+ root);
sshd.setCommandFactory(commandFactory);
@@ -169,4 +208,51 @@
}
}
}
+
+ protected IKeyManager getKeyManager() {
+ IKeyManager keyManager = null;
+ IStoredSettings settings = gitblit.getSettings();
+ String clazz = settings.getString(Keys.git.sshKeysManager, FileKeyManager.class.getName());
+ if (StringUtils.isEmpty(clazz)) {
+ clazz = FileKeyManager.class.getName();
+ }
+ try {
+ Class<? extends IKeyManager> managerClass = (Class<? extends IKeyManager>) Class.forName(clazz);
+ keyManager = injector.get(managerClass).start();
+ if (keyManager.isReady()) {
+ log.info("{} is ready.", keyManager);
+ } else {
+ log.warn("{} is disabled.", keyManager);
+ }
+ } catch (Exception e) {
+ log.error("failed to create ssh key manager " + clazz, e);
+ keyManager = injector.get(NullKeyManager.class).start();
+ }
+ return keyManager;
+ }
+
+ /**
+ * A nested Dagger graph is used for constructor dependency injection of
+ * complex classes.
+ *
+ * @author James Moger
+ *
+ */
+ @Module(
+ library = true,
+ injects = {
+ NullKeyManager.class,
+ FileKeyManager.class
+ }
+ )
+ class SshModule {
+
+ @Provides @Singleton NullKeyManager provideNullKeyManager() {
+ return new NullKeyManager();
+ }
+
+ @Provides @Singleton FileKeyManager provideFileKeyManager() {
+ return new FileKeyManager(SshDaemon.this.gitblit);
+ }
+ }
}
--
Gitblit v1.9.1