Mercurial Hosting > luan
annotate src/goodjava/lucene/backup/BackupServer.java @ 1672:8dd8c556c449
backup work
| author | Franklin Schmidt <fschmidt@gmail.com> |
|---|---|
| date | Thu, 26 May 2022 21:10:02 -0600 |
| parents | 31b543826ca9 |
| children | 1b9f9fdb3b41 |
| rev | line source |
|---|---|
| 1499 | 1 package goodjava.lucene.backup; |
| 2 | |
| 3 import java.io.File; | |
| 1509 | 4 import java.io.OutputStream; |
| 5 import java.io.FileOutputStream; | |
| 6 import java.io.BufferedOutputStream; | |
| 1512 | 7 import java.io.Writer; |
| 8 import java.io.FileWriter; | |
| 9 import java.io.Reader; | |
| 10 import java.io.FileReader; | |
| 1499 | 11 import java.io.IOException; |
| 12 import java.util.Map; | |
| 13 import java.net.Socket; | |
| 14 import java.net.ServerSocket; | |
| 15 import java.util.concurrent.Executors; | |
| 1502 | 16 import java.util.concurrent.ExecutorService; |
| 1509 | 17 import javax.net.ssl.SSLSocket; |
| 1499 | 18 import javax.net.ssl.SSLServerSocket; |
| 19 import goodjava.util.SoftCacheMap; | |
| 1501 | 20 import goodjava.io.IoUtils; |
| 1499 | 21 import goodjava.rpc.RpcServer; |
| 22 import goodjava.rpc.RpcCall; | |
| 1509 | 23 import goodjava.rpc.RpcClient; |
| 24 import goodjava.rpc.RpcResult; | |
| 1512 | 25 import goodjava.rpc.Rpc; |
| 1509 | 26 import goodjava.rpc.RpcException; |
| 1499 | 27 import goodjava.logging.Logger; |
| 28 import goodjava.logging.LoggerFactory; | |
| 29 | |
| 30 | |
| 1672 | 31 public final class BackupServer { |
| 1499 | 32 private static final Logger logger = LoggerFactory.getLogger(BackupServer.class); |
| 33 | |
| 34 public static int port = 9101; | |
| 35 public static String[] cipherSuites = new String[] { | |
| 36 "TLS_DH_anon_WITH_AES_128_GCM_SHA256", | |
| 37 "TLS_DH_anon_WITH_AES_128_CBC_SHA256", | |
| 38 "TLS_ECDH_anon_WITH_AES_128_CBC_SHA", | |
| 39 "TLS_DH_anon_WITH_AES_128_CBC_SHA", | |
| 40 "TLS_ECDH_anon_WITH_3DES_EDE_CBC_SHA", | |
| 41 "SSL_DH_anon_WITH_3DES_EDE_CBC_SHA", | |
| 42 "TLS_ECDH_anon_WITH_RC4_128_SHA", | |
| 43 "SSL_DH_anon_WITH_RC4_128_MD5", | |
| 44 "SSL_DH_anon_WITH_DES_CBC_SHA", | |
| 45 "SSL_DH_anon_EXPORT_WITH_DES40_CBC_SHA", | |
| 46 "SSL_DH_anon_EXPORT_WITH_RC4_40_MD5", | |
| 47 }; | |
| 48 | |
| 49 private final File backupDir; | |
| 1502 | 50 private static final ExecutorService threadPool = Executors.newCachedThreadPool(); |
| 1499 | 51 private static final Map<String,Backup> backups = new SoftCacheMap<String,Backup>(); |
| 52 | |
| 1501 | 53 public BackupServer(File backupDir) throws IOException { |
| 1499 | 54 this.backupDir = backupDir; |
| 1501 | 55 IoUtils.mkdirs(backupDir); |
| 1499 | 56 } |
| 57 | |
| 58 public synchronized void start() throws IOException { | |
| 59 final ServerSocket ss; | |
| 60 if( cipherSuites == null ) { | |
| 61 ss = new ServerSocket(port); | |
| 62 } else { | |
|
1506
d80395468b4e
ssl security in code
Franklin Schmidt <fschmidt@gmail.com>
parents:
1502
diff
changeset
|
63 ss = IoUtils.getSSLServerSocketFactory().createServerSocket(port); |
| 1499 | 64 ((SSLServerSocket)ss).setEnabledCipherSuites(cipherSuites); |
| 65 } | |
| 66 threadPool.execute(new Runnable(){public void run() { | |
| 67 try { | |
| 68 while(!threadPool.isShutdown()) { | |
| 69 final Socket socket = ss.accept(); | |
| 70 threadPool.execute(new Runnable(){public void run() { | |
| 71 handle(socket); | |
| 72 }}); | |
| 73 } | |
| 74 } catch(IOException e) { | |
| 75 logger.error("",e); | |
| 76 } | |
| 77 }}); | |
| 78 logger.info("started server on port "+port); | |
| 79 } | |
| 80 | |
| 81 private void handle(Socket socket) { | |
| 82 RpcServer rpc = new RpcServer(socket); | |
| 1512 | 83 Backup backup; |
| 84 { | |
| 1499 | 85 RpcCall call = rpc.read(); |
| 1512 | 86 if( !call.cmd.equals("login") ) { |
| 87 rpc.write( new RpcException("login expected") ); | |
| 88 rpc.close(); | |
| 89 return; | |
| 90 } | |
| 1499 | 91 String name = (String)call.args[0]; |
| 1512 | 92 String password = (String)call.args[1]; |
| 1499 | 93 synchronized(backups) { |
| 94 backup = backups.get(name); | |
| 95 if( backup == null ) { | |
| 96 backup = new Backup(new File(backupDir,name)); | |
| 97 backups.put(name,backup); | |
| 98 } | |
| 99 } | |
| 1512 | 100 File pwd = new File(backupDir,name+".pwd"); |
| 101 try { | |
| 102 if( !pwd.exists() ) { | |
| 103 Writer out = new FileWriter(pwd); | |
| 104 out.write(password); | |
| 105 out.close(); | |
| 106 } else { | |
| 107 Reader in = new FileReader(pwd); | |
| 108 if( !IoUtils.readAll(in).equals(password) ) { | |
| 109 rpc.write( new RpcException("wrong password") ); | |
| 110 rpc.close(); | |
| 111 return; | |
| 112 } | |
| 113 } | |
| 114 } catch(IOException e) { | |
| 115 throw new RuntimeException(e); | |
| 116 } | |
| 117 rpc.write(Rpc.OK); | |
| 118 } | |
| 119 while( !rpc.isClosed() ) { | |
| 120 RpcCall call = rpc.read(); | |
| 121 if( call == null ) | |
| 122 break; | |
| 1499 | 123 backup.handle(rpc,call); |
| 124 } | |
| 125 } | |
| 126 | |
| 1509 | 127 |
| 128 // for client | |
| 129 | |
| 130 public static RpcClient rpcClient(String backupDomain) throws IOException { | |
| 131 Socket socket; | |
| 132 if( BackupServer.cipherSuites == null ) { | |
| 133 socket = new Socket(backupDomain,BackupServer.port); | |
| 134 } else { | |
| 135 socket = IoUtils.getSSLSocketFactory().createSocket(backupDomain,BackupServer.port); | |
| 136 ((SSLSocket)socket).setEnabledCipherSuites(BackupServer.cipherSuites); | |
| 137 } | |
| 138 return new RpcClient(socket); | |
| 139 } | |
| 140 | |
| 141 public static void getBackup(String backupDomain,String name,File zip) throws IOException, RpcException { | |
| 142 RpcClient rpc = BackupServer.rpcClient(backupDomain); | |
| 143 RpcCall call = new RpcCall("zip",name); | |
| 144 rpc.write(call); | |
| 145 RpcResult result = rpc.read(); | |
| 146 OutputStream out = new BufferedOutputStream(new FileOutputStream(zip)); | |
| 147 IoUtils.copyAll(result.in,out); | |
| 148 out.close(); | |
| 149 rpc.close(); | |
| 150 } | |
| 151 | |
| 1499 | 152 } |