static void fun() { PrintStream toSoc; try { ServerSocket f = new ServerSocket(9090); while (true) { Socket t = f.accept(); BufferedReader fromSoc = new BufferedReader(new InputStreamReader(t.getInputStream())); String video = fromSoc.readLine(); System.out.println(video); searcher obj = new searcher(); boolean fs; fs = obj.search(video); if (fs == true) { System.out.println("stream will starts"); toSoc = new PrintStream(t.getOutputStream()); toSoc.println("stream starts"); } else { toSoc = new PrintStream(t.getOutputStream()); toSoc.println("sorry"); } } } catch (Exception e) { System.out.println(e); } }
public static void main(String[] ar) { int port = 6000; Date sysDate = new Date(); String sysDateStr2; sysDateStr2 = new SimpleDateFormat("yyyy-MM-dd").format(sysDate).toString(); try { ServerSocket ss = new ServerSocket(port); System.out.println("Waiting for a client to connect..."); System.out.println("client connected"); System.out.println(); String msg = null; String IP, Date; float upload, download; Socket socket = ss.accept(); InputStream sin = socket.getInputStream(); OutputStream sout = socket.getOutputStream(); DataInputStream in = new DataInputStream(sin); DataOutputStream out = new DataOutputStream(sout); while (true) { msg = in.readUTF(); // wait for the client to send a line of text. System.out.println("IP address:" + msg); IP = msg; msg = in.readUTF(); System.out.println("Upload:" + msg); upload = Float.parseFloat(msg); msg = in.readUTF(); System.out.println("Download:" + msg); download = Float.parseFloat(msg); System.out.println("Date:" + sysDateStr2); Date = sysDateStr2; recieveTrafficRates(IP, upload, download); out.writeUTF(msg); // in.read(b); out.flush(); System.out.println("Waiting for the next line..."); System.out.println(); } } catch (Exception x) { x.printStackTrace(); } }
private final Socket setupDataLink() throws java.io.IOException { Socket dataSocket = (passiveSocket != null) ? passiveSocket.accept() : new Socket(remoteNode, remotePort); // ensure timeout on reads. dataSocket.setSoTimeout(inactivityTimer); return dataSocket; }
private void daemon() { try { server = new ServerSocket(localPort); while (true) { Socket incoming = server.accept(); new FlickrFtpd(incoming).start(); } } catch (Exception e) { // usually network errors (including timeout) if (server != null) try { server.close(); server = null; } catch (Exception e1) { } ; if (log) System.out.println("forced Server exit " + e); if (debug) e.printStackTrace(); } }
private void forceClose() { // make sure network resources are released and that remote end // knows we are going away. if (incoming != null) try { incoming.close(); incoming = null; } catch (Exception e) { } ; if (passiveSocket != null) try { passiveSocket.close(); passiveSocket = null; } catch (Exception e) { } ; if (dataSocket != null) try { dataSocket.close(); dataSocket = null; } catch (Exception e) { } ; if (isDaemon && server != null) try { server.close(); server = null; } catch (Exception e) { } ; }
// initiate either a server or a user session public void run() { if (isDaemon) { daemon(); return; } ; boolean loggedIn = false; int i, h1; String di, str1, user = "******", user_id = "0"; InetAddress localNode; byte dataBuffer[] = new byte[1024]; String command = null; StringBuffer statusMessage = new StringBuffer(40); File targetFile = null; try { // start mysql Class.forName("com.mysql.jdbc.Driver").newInstance(); this.db_conn = DriverManager.getConnection(db_url); this.db_stmt = this.db_conn.createStatement(); this.db_stmt.executeUpdate("INSERT INTO test_table (name) VALUES ('hello world')"); incoming.setSoTimeout(inactivityTimer); // enforce I/O timeout remoteNode = incoming.getInetAddress(); localNode = InetAddress.getLocalHost(); BufferedReader in = new BufferedReader(new InputStreamReader(incoming.getInputStream(), TELNET)); PrintWriter out = new PrintWriter(new OutputStreamWriter(incoming.getOutputStream(), TELNET), true); str1 = "220 Flickr FTP Server Ready"; out.println(str1); if (log) System.out.println(remoteNode.getHostName() + " " + str1); boolean done = false; char dataType = 0; while (!done) { statusMessage.setLength(0); // obtain and tokenize command String str = in.readLine(); if (str == null) break; // EOS reached i = str.indexOf(' '); if (i == -1) i = str.length(); command = str.substring(0, i).toUpperCase().intern(); if (log) System.out.print( user + "@" + remoteNode.getHostName() + " " + (String) ((command != "PASS") ? str : "PASS ***")); str = str.substring(i).trim(); try { if (command == "USER") { user = str; statusMessage.append("331 Password"); } else if (command == "PASS") { String pass = str; String pass_md5 = md5(pass); this.db_rs = this.db_stmt.executeQuery( "SELECT * FROM users WHERE email='" + user + "' AND password='******'"); if (this.db_rs.first()) { loggedIn = true; user_id = this.db_rs.getString("id"); System.out.println("Account id is " + user_id); } statusMessage.append(loggedIn ? "230 logged in User" : "530 Login Incorrect"); } else if (!loggedIn) { statusMessage.append("530 Not logged in"); } else if (command == "RETR") { statusMessage.append("999 Not likely"); } else if (command == "STOR") { out.println(BINARY_XFER); // trim a leading slash off the filename if there is one if (str.substring(0, 1).equals("/")) str = str.substring(1); String filename = user_id + "_" + str; // TODO: sanitise filename targetFile = new File(upload_root + "/" + filename); RandomAccessFile dataFile = null; InputStream inStream = null; OutputStream outStream = null; BufferedReader br = null; PrintWriter pw = null; try { int amount; dataSocket = setupDataLink(); // ensure timeout on reads. dataSocket.setSoTimeout(inactivityTimer); dataFile = new RandomAccessFile(targetFile, "rw"); inStream = dataSocket.getInputStream(); while ((amount = inStream.read(dataBuffer)) != -1) dataFile.write(dataBuffer, 0, amount); statusMessage.append(XFER_COMPLETE); shell_exec(ingest_path + " " + user_id + " " + filename); } finally { try { if (inStream != null) inStream.close(); } catch (Exception e1) { } ; try { if (outStream != null) outStream.close(); } catch (Exception e1) { } ; try { if (dataFile != null) dataFile.close(); } catch (Exception e1) { } ; try { if (dataSocket != null) dataSocket.close(); } catch (Exception e1) { } ; dataSocket = null; } } else if (command == "REST") { statusMessage.append("502 Sorry, no resuming"); } else if (command == "TYPE") { if (Character.toUpperCase(str.charAt(0)) == 'I') { statusMessage.append(COMMAND_OK); } else { statusMessage.append("504 Only binary baybee"); } } else if (command == "DELE" || command == "RMD" || command == "XRMD" || command == "MKD" || command == "XMKD" || command == "RNFR" || command == "RNTO" || command == "CDUP" || command == "XCDUP" || command == "CWD" || command == "SIZE" || command == "MDTM") { statusMessage.append("502 None of that malarky!"); } else if (command == "QUIT") { statusMessage.append(COMMAND_OK).append("GOOD BYE"); done = true; } else if (command == "PWD" | command == "XPWD") { statusMessage.append("257 \"/\" is current directory"); } else if (command == "PORT") { int lng, lng1, lng2, ip2; String a1 = "", a2 = ""; lng = str.length() - 1; lng2 = str.lastIndexOf(","); lng1 = str.lastIndexOf(",", lng2 - 1); for (i = lng1 + 1; i < lng2; i++) { a1 = a1 + str.charAt(i); } for (i = lng2 + 1; i <= lng; i++) { a2 = a2 + str.charAt(i); } remotePort = Integer.parseInt(a1); ip2 = Integer.parseInt(a2); remotePort = (remotePort << 8) + ip2; statusMessage.append(COMMAND_OK).append(remotePort); } else if (command == "LIST" | command == "NLST") { try { out.println("150 ASCII data"); dataSocket = setupDataLink(); PrintWriter out2 = new PrintWriter(dataSocket.getOutputStream(), true); if ((command == "NLST")) { out2.println("."); out2.println(".."); } else { out2.println("total 8.0k"); out2.println("dr--r--r-- 1 owner group 213 Aug 26 16:31 ."); out2.println("dr--r--r-- 1 owner group 213 Aug 26 16:31 .."); } // socket MUST be closed before signalling EOD dataSocket.close(); dataSocket = null; statusMessage.setLength(0); statusMessage.append(XFER_COMPLETE); } finally { try { if (dataSocket != null) dataSocket.close(); } catch (Exception e) { } ; dataSocket = null; } } else if (command == "NOOP") { statusMessage.append(COMMAND_OK); } else if (command == "SYST") { statusMessage.append("215 UNIX"); // allows NS to do long dir } else if (command == "MODE") { if (Character.toUpperCase(str.charAt(0)) == 'S') { statusMessage.append(COMMAND_OK); } else { statusMessage.append("504"); } } else if (command == "STRU") { if (str.equals("F")) { statusMessage.append(COMMAND_OK); } else { statusMessage.append("504"); } } else if (command == "PASV") { try { int num = 0, j = 0; if (passiveSocket != null) try { passiveSocket.close(); } catch (Exception e) { } ; passiveSocket = new ServerSocket(0); // any port // ensure timeout on reads. passiveSocket.setSoTimeout(inactivityTimer); statusMessage.append("227 Entering Passive Mode ("); String s = localNode.getHostAddress().replace('.', ','); // get host # statusMessage.append(s).append(','); num = passiveSocket.getLocalPort(); // get port # j = (num >> 8) & 0xff; statusMessage.append(j); statusMessage.append(','); j = num & 0xff; statusMessage.append(j); statusMessage.append(')'); } catch (Exception e) { try { if (passiveSocket != null) passiveSocket.close(); } catch (Exception e1) { } ; passiveSocket = null; throw e; } } else { statusMessage.append("502 unimplemented ").append(command); } } // shutdown causes an interruption to be thrown catch (InterruptedException e) { throw (e); } catch (Exception e) // catch all for any errors (including files) { statusMessage.append(FAULT).append(e.getMessage()); if (debug) { System.out.println("\nFAULT - lastfile " + targetFile); e.printStackTrace(); } ; } // send result status to remote out.println(statusMessage); if (log) System.out.println("\t" + statusMessage); } } catch (Exception e) // usually network errors (including timeout) { if (log) System.out.println("forced instance exit " + e); if (debug) e.printStackTrace(); } finally // exiting server instance { // tear down mysql if (this.db_rs != null) { try { this.db_rs.close(); } catch (SQLException SQLE) {; } } if (this.db_stmt != null) { try { this.db_stmt.close(); } catch (SQLException SQLE) {; } } if (this.db_pstmt != null) { try { this.db_pstmt.close(); } catch (SQLException SQLE) {; } } if (this.db_conn != null) { try { this.db_conn.close(); } catch (SQLException SQLE) {; } } forceClose(); } }