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1   /*
2    * Copyright (c) 2002-2020, City of Paris
3    * All rights reserved.
4    *
5    * Redistribution and use in source and binary forms, with or without
6    * modification, are permitted provided that the following conditions
7    * are met:
8    *
9    *  1. Redistributions of source code must retain the above copyright notice
10   *     and the following disclaimer.
11   *
12   *  2. Redistributions in binary form must reproduce the above copyright notice
13   *     and the following disclaimer in the documentation and/or other materials
14   *     provided with the distribution.
15   *
16   *  3. Neither the name of 'Mairie de Paris' nor 'Lutece' nor the names of its
17   *     contributors may be used to endorse or promote products derived from
18   *     this software without specific prior written permission.
19   *
20   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23   * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
24   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30   * POSSIBILITY OF SUCH DAMAGE.
31   *
32   * License 1.0
33   */
34  package fr.paris.lutece.plugins.appcenter.modules.fastdeployapplication.util;
35  
36  import java.io.File;
37  import java.io.FileInputStream;
38  import java.io.FileNotFoundException;
39  import java.io.InputStream;
40  import java.io.OutputStream;
41  
42  import com.jcraft.jsch.Channel;
43  import com.jcraft.jsch.ChannelSftp;
44  import com.jcraft.jsch.JSch;
45  import com.jcraft.jsch.JSchException;
46  import com.jcraft.jsch.Session;
47  import com.jcraft.jsch.SftpException;
48  
49  import fr.paris.lutece.plugins.appcenter.modules.fastdeployapplication.business.FtpInfo;
50  
51  public class SFTPUtils
52  {
53  
54      public static void upload( ChannelSftp channelSftp, InputStream inputStream, String strRemoteDirectory, String strRemoteFileName ) throws SftpException
55      {
56          try
57          {
58  
59              channelSftp.cd( strRemoteDirectory );
60              channelSftp.put( inputStream, strRemoteFileName );
61  
62              channelSftp.exit( );
63  
64          }
65          finally
66          {
67              if ( channelSftp != null )
68              {
69                  channelSftp.exit( );
70              }
71          }
72      }
73  
74      public static void download( ChannelSftp channelSftp, OutputStream outputStream, String strRemoteDirectory, String strRemoteFileName ) throws SftpException
75      {
76          try
77          {
78  
79              channelSftp.cd( strRemoteDirectory );
80              channelSftp.get( strRemoteFileName, outputStream );
81  
82          }
83          finally
84          {
85              if ( channelSftp != null )
86              {
87                  channelSftp.exit( );
88              }
89          }
90      }
91  
92      public static ChannelSftp setupJsch( FtpInfo ftpInfo ) throws JSchException
93      {
94  
95          JSch jsch = new JSch( );
96          Session session = jsch.getSession( ftpInfo.getUserLogin( ), ftpInfo.getHost( ), ftpInfo.getPort( ) );
97          session.setPassword( ftpInfo.getUserPassword( ) );
98  
99          java.util.Properties config = new java.util.Properties( );
100         config.put( "StrictHostKeyChecking", "no" );
101         session.setConfig( config );
102         session.connect( );
103 
104         Channel channel = session.openChannel( "sftp" );
105         channel.connect( );
106         ChannelSftp channelSftp = (ChannelSftp) channel;
107 
108         return channelSftp;
109     }
110 
111 }