added permission check for git

plugins/scm-git-plugin/src/main/java/sonia/scm/repository/GitRepositoryHandler.java

@@ -66,6 +66,31 @@ public class GitRepositoryHandler
 
   //~--- get methods ----------------------------------------------------------
 
+  /**
+   * TODO dont use getAll
+   *
+   *
+   * @param name
+   *
+   * @return
+   */
+  public Repository getByName(String name)
+  {
+    Repository repository = null;
+
+    for (Repository r : getAll())
+    {
+      if (r.getName().equals(name))
+      {
+        repository = r;
+
+        break;
+      }
+    }
+
+    return repository;
+  }
+
   /**
    * Method description
    *
@@ -98,6 +123,18 @@ public class GitRepositoryHandler
         directory).readEnvironment().findGitDir().build().create(true);
   }
 
+  /**
+   * Method description
+   *
+   *
+   * @return
+   */
+  @Override
+  protected GitConfig createInitialConfig()
+  {
+    return new GitConfig();
+  }
+
   //~--- get methods ----------------------------------------------------------
 
   /**
@@ -111,15 +148,4 @@ public class GitRepositoryHandler
   {
     return GitConfig.class;
   }
-
-  @Override
-  protected GitConfig createInitialConfig()
-  {
-    return new GitConfig();
-  }
-
-
-
-  //~--- fields ---------------------------------------------------------------
-
 }

plugins/scm-git-plugin/src/main/java/sonia/scm/web/GitPermissionFilter.java

@@ -0,0 +1,135 @@
+/**
+ * Copyright (c) 2010, Sebastian Sdorra
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 3. Neither the name of SCM-Manager; nor the names of its
+ *    contributors may be used to endorse or promote products derived from this
+ *    software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * http://bitbucket.org/sdorra/scm-manager
+ *
+ */
+
+
+
+package sonia.scm.web;
+
+//~--- non-JDK imports --------------------------------------------------------
+
+import com.google.inject.Inject;
+import com.google.inject.Provider;
+import com.google.inject.Singleton;
+
+import sonia.scm.repository.GitRepositoryHandler;
+import sonia.scm.repository.Repository;
+import sonia.scm.web.filter.PermissionFilter;
+import sonia.scm.web.security.SecurityContext;
+
+//~--- JDK imports ------------------------------------------------------------
+
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+import javax.servlet.http.HttpServletRequest;
+
+/**
+ *
+ * @author Sebastian Sdorra
+ */
+@Singleton
+public class GitPermissionFilter extends PermissionFilter
+{
+
+  /** Field description */
+  public static final String PATTERN_WRITEREQUEST = "git-receive-pack";
+
+  /** Field description */
+  public static final Pattern PATTERN_REPOSITORYNAME =
+    Pattern.compile("/[^/]+/([^/]+)(?:/.*)?");
+
+  //~--- constructors ---------------------------------------------------------
+
+  /**
+   * Constructs ...
+   *
+   *
+   *
+   * @param securityContextProvider
+   * @param handler
+   */
+  @Inject
+  public GitPermissionFilter(Provider<SecurityContext> securityContextProvider,
+                             GitRepositoryHandler handler)
+  {
+    super(securityContextProvider);
+    this.handler = handler;
+  }
+
+  //~--- get methods ----------------------------------------------------------
+
+  /**
+   * Method description
+   *
+   *
+   * @param request
+   *
+   * @return
+   */
+  @Override
+  protected Repository getRepository(HttpServletRequest request)
+  {
+    Repository repository = null;
+    String uri = request.getRequestURI();
+
+    uri = uri.substring(request.getContextPath().length());
+
+    Matcher m = PATTERN_REPOSITORYNAME.matcher(uri);
+
+    if (m.matches())
+    {
+      String repositoryname = m.group(1);
+
+      repository = handler.getByName(repositoryname);
+    }
+
+    return repository;
+  }
+
+  /**
+   * Method description
+   *
+   *
+   * @param request
+   *
+   * @return
+   */
+  @Override
+  protected boolean isWriteRequest(HttpServletRequest request)
+  {
+    return request.getRequestURI().endsWith(PATTERN_WRITEREQUEST);
+  }
+
+  //~--- fields ---------------------------------------------------------------
+
+  /** Field description */
+  private GitRepositoryHandler handler;
+}

plugins/scm-git-plugin/src/main/java/sonia/scm/web/GitWebPlugin.java

@@ -29,6 +29,8 @@
  *
  */
 
+
+
 package sonia.scm.web;
 
 //~--- non-JDK imports --------------------------------------------------------
@@ -47,6 +49,9 @@ import sonia.scm.web.plugin.ScmWebPluginContext;
 public class GitWebPlugin implements ScmWebPlugin
 {
 
+  /** Field description */
+  public static final String PATTERN_GIT = "/git/*";
+
   /** Field description */
   public static final String SCRIPT = "/sonia/scm/git.config.js";
 
@@ -80,8 +85,9 @@ public class GitWebPlugin implements ScmWebPlugin
       @Override
       protected void configureServlets()
       {
-        filter("/git/*").through(BasicAuthenticationFilter.class);
-        serve("/git/*").with(ScmGitServlet.class);
+        filter(PATTERN_GIT).through(BasicAuthenticationFilter.class);
+        filter(PATTERN_GIT).through(GitPermissionFilter.class);
+        serve(PATTERN_GIT).with(ScmGitServlet.class);
       }
     });
   }

scm-core/src/main/java/sonia/scm/repository/PermissionUtil.java

@@ -0,0 +1,112 @@
+/**
+ * Copyright (c) 2010, Sebastian Sdorra
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 3. Neither the name of SCM-Manager; nor the names of its
+ *    contributors may be used to endorse or promote products derived from this
+ *    software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * http://bitbucket.org/sdorra/scm-manager
+ *
+ */
+
+
+
+package sonia.scm.repository;
+
+//~--- non-JDK imports --------------------------------------------------------
+
+import sonia.scm.user.User;
+import sonia.scm.util.AssertUtil;
+
+//~--- JDK imports ------------------------------------------------------------
+
+import java.util.List;
+
+/**
+ *
+ * @author Sebastian Sdorra
+ */
+public class PermissionUtil
+{
+
+  /**
+   * Method description
+   *
+   *
+   * @param repository
+   * @param user
+   * @param write
+   */
+  public static void assertPermission(Repository repository, User user,
+          boolean write)
+  {
+    if (!hasPermission(repository, user, write))
+    {
+      throw new IllegalStateException("action denied");
+    }
+  }
+
+  //~--- get methods ----------------------------------------------------------
+
+  /**
+   * Method description
+   *
+   *
+   * @param repository
+   * @param user
+   * @param write
+   *
+   * @return
+   */
+  public static boolean hasPermission(Repository repository, User user,
+          boolean write)
+  {
+    String username = user.getName();
+
+    AssertUtil.assertIsNotEmpty(username);
+
+    boolean result = false;
+    List<Permission> permissions = repository.getPermissions();
+
+    if (permissions != null)
+    {
+      for (Permission p : permissions)
+      {
+        if (!p.isGroupPermission())
+        {
+          String name = p.getName();
+
+          if ((name != null) && name.equalsIgnoreCase(username)
+              && (!write || p.isWriteable()))
+          {
+            result = true;
+
+            break;
+          }
+        }
+      }
+    }
+
+    return result;
+  }
+}

scm-core/src/test/java/sonia/scm/repository/PermissionUtilTest.java

@@ -0,0 +1,126 @@
+/**
+ * Copyright (c) 2010, Sebastian Sdorra
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 3. Neither the name of SCM-Manager; nor the names of its
+ *    contributors may be used to endorse or promote products derived from this
+ *    software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * http://bitbucket.org/sdorra/scm-manager
+ *
+ */
+
+
+
+package sonia.scm.repository;
+
+//~--- non-JDK imports --------------------------------------------------------
+
+import org.junit.Test;
+
+import sonia.scm.user.User;
+
+import static org.junit.Assert.*;
+
+//~--- JDK imports ------------------------------------------------------------
+
+import java.util.Arrays;
+
+/**
+ *
+ * @author Sebastian Sdorra
+ */
+public class PermissionUtilTest
+{
+
+  /**
+   * Constructs ...
+   *
+   */
+  public PermissionUtilTest()
+  {
+    repository = new Repository();
+
+    Permission[] permissions = new Permission[] { new Permission("dent", false),
+            new Permission("perfect", true) };
+
+    repository.setPermissions(Arrays.asList(permissions));
+  }
+
+  //~--- methods --------------------------------------------------------------
+
+  /**
+   * Method description
+   *
+   */
+  @Test(expected = IllegalStateException.class)
+  public void assertFailedPermissionTest()
+  {
+    PermissionUtil.assertPermission(repository, dent, true);
+  }
+
+  /**
+   * Method description
+   *
+   */
+  @Test
+  public void assertPermissionTest()
+  {
+    PermissionUtil.hasPermission(repository, dent, false);
+    PermissionUtil.hasPermission(repository, perfect, false);
+    PermissionUtil.hasPermission(repository, perfect, true);
+  }
+
+  //~--- get methods ----------------------------------------------------------
+
+  /**
+   * Method description
+   *
+   */
+  @Test
+  public void hasPermissionTest()
+  {
+    assertTrue(PermissionUtil.hasPermission(repository, dent, false));
+    assertTrue(PermissionUtil.hasPermission(repository, perfect, false));
+    assertTrue(PermissionUtil.hasPermission(repository, perfect, true));
+    assertFalse(PermissionUtil.hasPermission(repository, dent, true));
+    assertFalse(PermissionUtil.hasPermission(repository, slarti, true));
+    assertFalse(PermissionUtil.hasPermission(repository, slarti, false));
+  }
+
+  //~--- fields ---------------------------------------------------------------
+
+  /** Field description */
+  private User dent = new User("dent", "Arthur Dent",
+                               "arthur.dent@hitchhiker.com");
+
+  /** Field description */
+  private User perfect = new User("perfect", "Ford Prefect",
+                                  "ford.perfect@hitchhiker.com");
+
+  /** Field description */
+  private Repository repository;
+
+  /** Field description */
+  private User slarti = new User("slarti", "Slartibartfaß",
+                                 "Slartibartfass@hitchhiker.com");
+}

scm-web-api/src/main/java/sonia/scm/web/filter/PermissionFilter.java

@@ -0,0 +1,180 @@
+/**
+ * Copyright (c) 2010, Sebastian Sdorra
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 3. Neither the name of SCM-Manager; nor the names of its
+ *    contributors may be used to endorse or promote products derived from this
+ *    software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * http://bitbucket.org/sdorra/scm-manager
+ *
+ */
+
+
+
+package sonia.scm.web.filter;
+
+//~--- non-JDK imports --------------------------------------------------------
+
+import com.google.inject.Provider;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import sonia.scm.repository.PermissionUtil;
+import sonia.scm.repository.Repository;
+import sonia.scm.user.User;
+import sonia.scm.util.AssertUtil;
+import sonia.scm.web.security.SecurityContext;
+
+//~--- JDK imports ------------------------------------------------------------
+
+import java.io.IOException;
+
+import javax.servlet.FilterChain;
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+/**
+ *
+ * @author Sebastian Sdorra
+ */
+public abstract class PermissionFilter extends HttpFilter
+{
+
+  /** the logger for PermissionFilter */
+  private static final Logger logger =
+    LoggerFactory.getLogger(PermissionFilter.class);
+
+  //~--- constructors ---------------------------------------------------------
+
+  /**
+   * Constructs ...
+   *
+   *
+   * @param securityContextProvider
+   */
+  public PermissionFilter(Provider<SecurityContext> securityContextProvider)
+  {
+    this.securityContextProvider = securityContextProvider;
+  }
+
+  //~--- get methods ----------------------------------------------------------
+
+  /**
+   * Method description
+   *
+   *
+   * @param request
+   *
+   * @return
+   */
+  protected abstract Repository getRepository(HttpServletRequest request);
+
+  /**
+   * Method description
+   *
+   *
+   * @param request
+   *
+   * @return
+   */
+  protected abstract boolean isWriteRequest(HttpServletRequest request);
+
+  //~--- methods --------------------------------------------------------------
+
+  /**
+   * Method description
+   *
+   *
+   * @param request
+   * @param response
+   * @param chain
+   *
+   * @throws IOException
+   * @throws ServletException
+   */
+  @Override
+  protected void doFilter(HttpServletRequest request,
+                          HttpServletResponse response, FilterChain chain)
+          throws IOException, ServletException
+  {
+    SecurityContext securityContext = securityContextProvider.get();
+
+    AssertUtil.assertIsNotNull(securityContext);
+
+    User user = securityContext.getUser();
+
+    if (user != null)
+    {
+      Repository repository = getRepository(request);
+
+      if (repository != null)
+      {
+        boolean writeRequest = isWriteRequest(request);
+
+        if (PermissionUtil.hasPermission(repository, securityContext.getUser(),
+                                         writeRequest))
+        {
+          chain.doFilter(request, response);
+        }
+        else
+        {
+          if (logger.isInfoEnabled())
+          {
+            logger.info("{} access to repostitory {} for user {} denied",
+                        new Object[] { writeRequest
+                                       ? "write"
+                                       : "read", repository.getName(),
+                                       user.getName() });
+          }
+
+          response.sendError(HttpServletResponse.SC_FORBIDDEN);
+        }
+      }
+      else
+      {
+        if (logger.isDebugEnabled())
+        {
+          logger.debug("repository not found");
+        }
+
+        response.sendError(HttpServletResponse.SC_NOT_FOUND);
+      }
+    }
+    else
+    {
+      if (logger.isDebugEnabled())
+      {
+        logger.debug("user in not authenticated");
+      }
+
+      response.sendError(HttpServletResponse.SC_FORBIDDEN);
+    }
+  }
+
+  //~--- fields ---------------------------------------------------------------
+
+  /** Field description */
+  protected Provider<SecurityContext> securityContextProvider;
+}

scm-webapp/pom.xml

@@ -112,7 +112,7 @@
       <plugin>
         <groupId>org.mortbay.jetty</groupId>
         <artifactId>maven-jetty-plugin</artifactId>
-        <version>6.1.25</version>
+        <version>6.1.26</version>
         <configuration>
           <stopPort>9966</stopPort>
           <stopKey>foo</stopKey>