From f4d657aabd8cd0e8b22a2fd579af75409e5d7d80 Mon Sep 17 00:00:00 2001
From: Andrea Turli <andrea.turli@gmail.com>
Date: Tue, 8 Jan 2013 19:17:29 +0100
Subject: [PATCH] added support to assign passwordless right to the default
 node user

---
 .../virtualbox/functions/NodeCreator.java     | 13 +++--
 .../statements/PasswordlessSudo.java          | 54 +++++++++++++++++++
 .../statements/PasswordlessTest.java          | 37 +++++++++++++
 3 files changed, 100 insertions(+), 4 deletions(-)
 create mode 100644 labs/virtualbox/src/main/java/org/jclouds/virtualbox/statements/PasswordlessSudo.java
 create mode 100644 labs/virtualbox/src/test/java/org/jclouds/virtualbox/statements/PasswordlessTest.java

diff --git a/labs/virtualbox/src/main/java/org/jclouds/virtualbox/functions/NodeCreator.java b/labs/virtualbox/src/main/java/org/jclouds/virtualbox/functions/NodeCreator.java
index 4ce43c55ba..f1d0326e1c 100644
--- a/labs/virtualbox/src/main/java/org/jclouds/virtualbox/functions/NodeCreator.java
+++ b/labs/virtualbox/src/main/java/org/jclouds/virtualbox/functions/NodeCreator.java
@@ -49,6 +49,7 @@ import org.jclouds.virtualbox.domain.NetworkSpec;
 import org.jclouds.virtualbox.domain.NodeSpec;
 import org.jclouds.virtualbox.domain.VmSpec;
 import org.jclouds.virtualbox.statements.DeleteGShadowLock;
+import org.jclouds.virtualbox.statements.PasswordlessSudo;
 import org.jclouds.virtualbox.util.MachineController;
 import org.jclouds.virtualbox.util.MachineUtils;
 import org.jclouds.virtualbox.util.NetworkUtils;
@@ -157,15 +158,19 @@ public class NodeCreator implements Function<NodeSpec, NodeAndInitialCredentials
       NodeMetadata partialNodeMetadata = buildPartialNodeMetadata(cloned);
 
       // see DeleteGShadowLock for a detailed explanation
-       machineUtils.runScriptOnNode(partialNodeMetadata, new DeleteGShadowLock(), RunScriptOptions.NONE);
+      machineUtils.runScriptOnNode(partialNodeMetadata, new DeleteGShadowLock(), RunScriptOptions.NONE);
 
+      
       if(optionalNatIfaceCard.isPresent())
          checkState(networkUtils.enableNetworkInterface(partialNodeMetadata, optionalNatIfaceCard.get()),
          "cannot enable NAT Interface on vm(%s)", cloneName);
       
+      // apply passwordless ssh script to each clone
+      machineUtils.runScriptOnNode(partialNodeMetadata, new PasswordlessSudo(partialNodeMetadata.getCredentials().identity), RunScriptOptions.Builder.runAsRoot(true));
+      
       LoginCredentials credentials = partialNodeMetadata.getCredentials();
-      return new NodeAndInitialCredentials<IMachine>(cloned,
-               cloneName, credentials);
+      return new NodeAndInitialCredentials<IMachine>(cloned, cloneName, credentials);
+      
    }
 
    private NodeMetadata buildPartialNodeMetadata(IMachine clone) {
@@ -180,7 +185,7 @@ public class NodeCreator implements Function<NodeSpec, NodeAndInitialCredentials
       nodeMetadataBuilder.credentials(loginCredentials);    
       return  nodeMetadataBuilder.build();
    }
-
+   
    private long findSlotForNetworkAttachment(IMachine clone, NetworkAttachmentType networkAttachmentType) {
       long slot = -1;
       long i = 0;
diff --git a/labs/virtualbox/src/main/java/org/jclouds/virtualbox/statements/PasswordlessSudo.java b/labs/virtualbox/src/main/java/org/jclouds/virtualbox/statements/PasswordlessSudo.java
new file mode 100644
index 0000000000..5c58e7c0b7
--- /dev/null
+++ b/labs/virtualbox/src/main/java/org/jclouds/virtualbox/statements/PasswordlessSudo.java
@@ -0,0 +1,54 @@
+/**
+ * Licensed to jclouds, Inc. (jclouds) under one or more
+ * contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  jclouds licenses this file
+ * to you 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 org.jclouds.virtualbox.statements;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import org.jclouds.scriptbuilder.domain.OsFamily;
+import org.jclouds.scriptbuilder.domain.Statement;
+
+import com.google.common.collect.ImmutableList;
+
+/**
+ * Assign to user the passwordless sudo rights
+ * 
+ * @author andrea turli
+ * 
+ */
+public class PasswordlessSudo implements Statement {
+
+   private final String user;
+   
+   public PasswordlessSudo(String user) {
+      this.user = user;
+   }
+
+   @Override
+   public Iterable<String> functionDependencies(OsFamily family) {
+      return ImmutableList.of();
+   }
+   
+   @Override
+   public String render(OsFamily family) {
+      if (checkNotNull(family, "family") == OsFamily.WINDOWS)
+         throw new UnsupportedOperationException("windows not yet implemented");
+      return String.format("touch /etc/sudoers.d/passwordless && echo \"%s ALL = NOPASSWD: ALL\" > /etc/sudoers.d/passwordless && chmod 0440 /etc/sudoers.d/passwordless", user);
+   }
+
+}
diff --git a/labs/virtualbox/src/test/java/org/jclouds/virtualbox/statements/PasswordlessTest.java b/labs/virtualbox/src/test/java/org/jclouds/virtualbox/statements/PasswordlessTest.java
new file mode 100644
index 0000000000..3c4c235f4e
--- /dev/null
+++ b/labs/virtualbox/src/test/java/org/jclouds/virtualbox/statements/PasswordlessTest.java
@@ -0,0 +1,37 @@
+/**
+ * Licensed to jclouds, Inc. (jclouds) under one or more
+ * contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  jclouds licenses this file
+ * to you 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 org.jclouds.virtualbox.statements;
+
+import static org.testng.Assert.assertEquals;
+
+import org.jclouds.scriptbuilder.domain.OsFamily;
+import org.testng.annotations.Test;
+
+public class PasswordlessTest {
+   
+
+   @Test
+   public void testApplyPasswordlessSudo() {
+      PasswordlessSudo passwordlessSudo = new PasswordlessSudo("barack");
+      assertEquals(passwordlessSudo.render(OsFamily.UNIX), 
+            "touch /etc/sudoers.d/passwordless && echo \"barack ALL = NOPASSWD: ALL\" > /etc/sudoers.d/passwordless && chmod 0440 /etc/sudoers.d/passwordless");
+   }
+
+}