org.argeo.slc.support/src/org/argeo/slc/lib/linux/RedhatHostManager.java

   1 /*
   2  * Copyright (C) 2007-2012 Argeo GmbH
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *         http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package org.argeo.slc.lib.linux;
  17
  18 import org.argeo.slc.SlcException;
  19 import org.argeo.slc.core.deploy.LocalFilesDeployment;
  20 import org.argeo.slc.core.deploy.ResourceSet;
  21 import org.argeo.slc.core.execution.tasks.SystemCall;
  22 import org.argeo.slc.jsch.RemoteExec;
  23 import org.argeo.slc.jsch.SshFilesDeployment;
  24 import org.argeo.slc.jsch.SshTarget;
  25
  26 public class RedhatHostManager {
  27
  28         private SimpleLinuxHost host;
  29
  30         // SSH
  31         private Boolean useSsh = true;
  32         private SshTarget sshTarget = null;
  33
  34         public void installPackages() {
  35                 StringBuffer cmd = new StringBuffer("yum --nogpgcheck -y install");
  36                 for (String pkg : ((RpmDistribution) host.getDistribution())
  37                                 .getAdditionalPackages()) {
  38                         cmd.append(' ').append(pkg);
  39                 }
  40                 executeCommand(cmd.toString());
  41
  42                 RedhatDeploymentData rdd = (RedhatDeploymentData) host
  43                                 .getDeploymentData();
  44                 executeCommand(rdd.getRunlevelsScript());
  45         }
  46
  47         public void deployConfig() {
  48                 RedhatDeploymentData rdd = (RedhatDeploymentData) host
  49                                 .getDeploymentData();
  50                 deploy(rdd.getConfigurationFiles());
  51                 executeCommand(rdd.getPermissionsScript());
  52         }
  53
  54         // GENERIC?
  55         protected void deploy(ResourceSet resourceSet) {
  56                 if (useSsh)
  57                         new SshFilesDeployment(getSshTarget(), resourceSet).run();
  58                 else
  59                         new LocalFilesDeployment(resourceSet).run();
  60
  61         }
  62
  63         protected void executeCommand(String command) {
  64                 if (command == null)
  65                         return;
  66
  67                 if (useSsh) {
  68                         RemoteExec rExec = new RemoteExec(getSshTarget(), command);
  69                         rExec.setFailOnBadExitStatus(false);
  70                         rExec.run();
  71                 } else
  72                         new SystemCall(command).run();
  73         }
  74
  75         protected SshTarget getSshTarget() {
  76                 if (sshTarget == null)
  77                         throw new SlcException("No SSH target defined");
  78                 return sshTarget;
  79         }
  80
  81         public void setHost(SimpleLinuxHost host) {
  82                 this.host = host;
  83         }
  84
  85         public void setUseSsh(Boolean useSsh) {
  86                 this.useSsh = useSsh;
  87         }
  88
  89         public void setSshTarget(SshTarget sshTarget) {
  90                 this.sshTarget = sshTarget;
  91         }
  92
  93 }