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root/i-scream/projects/cms/source/host/java/SystemMonitor.java
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Comparing projects/cms/source/host/java/SystemMonitor.java (file contents):
Revision 1.4 by ab11, Thu Nov 30 17:33:36 2000 UTC vs.
Revision 1.11 by tdb, Tue May 21 16:47:12 2002 UTC

# Line 1 | Line 1
1 + /*
2 + * i-scream central monitoring system
3 + * http://www.i-scream.org.uk
4 + * Copyright (C) 2000-2002 i-scream
5 + *
6 + * This program is free software; you can redistribute it and/or
7 + * modify it under the terms of the GNU General Public License
8 + * as published by the Free Software Foundation; either version 2
9 + * of the License, or (at your option) any later version.
10 + *
11 + * This program is distributed in the hope that it will be useful,
12 + * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14 + * GNU General Public License for more details.
15 + *
16 + * You should have received a copy of the GNU General Public License
17 + * along with this program; if not, write to the Free Software
18 + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
19 + */
20 +
21   //---PACKAGE DECLARATION---
22  
23   //---IMPORTS---
24  
25 < import java.util.Random;
25 > import java.io.*;
26 > import java.net.*;
27 > import java.util.*;
28  
29   /**
30   * Gathers system information then outputs it as XML
31 < * Collects data based on properties gained from the configurator
32 < * then packages these up using XMLFormatter and outputs them if
33 < * the timeout has passed.
31 > * Collects data based on properties gained from the
32 > * configurator then packages these up using XMLFormatter
33 > * and outputs them if the timeout has passed.
34   *
35   * @author  $Author$
36   * @version $Id$
# Line 22 | Line 44 | class SystemMonitor {
44   //---CONSTRUCTORS---
45  
46   /**
47 < * Public constructor for the class. Takes in a Config object to gain its
48 < * properties from.
47 > * Public constructor for the class. Takes in a Config
48 > * object to gain its properties from.
49   *
50   */  
51   public SystemMonitor( Config config ){
# Line 31 | Line 53 | class SystemMonitor {
53          // like things to monitor
54          
55          lastCheck = System.currentTimeMillis();
56 <        sequence = 0;
35 <
36 <
37 <        // why oh why wont ultra edit let me put Long in the next line? oh its trying to
38 <        // correct keywords =|
39 <        try {
40 <                udpcheckInterval = Long.parseLong(config.getProperty("UDPUpdateTime")) * 1000;
41 <        }
42 <        catch ( NumberFormatException e ){
43 <                System.out.println("The value for UDPUpdateTime is invalid, using a default");
44 <                // 5 mins
45 <                udpcheckInterval = 5000 * 60;
46 <        }
47 <        // make the check interval into seconds
56 >        sequence = 1;
57          
58      }
59  
# Line 57 | Line 66 | class SystemMonitor {
66      */
67      public String getInfo(){
68          // called to retrieve the stored averages and output them as a XML string
69 <        XMLFormatter xml = new XMLFormatter("packet");
70 <        
62 <        Random rand = new Random();
63 <        
64 <        // just send some dummy info for now.
65 <        xml.addNest("packet_info");
66 <            String currentTime = Long.toString(System.currentTimeMillis());
67 <            xml.addElement("date_time", currentTime );
68 <            xml.addElement("sequence", Integer.toString(sequence));
69 <        xml.closeNest();
70 <        xml.addNest("core");
71 <            xml.addElement("cpu",""+rand.nextInt(100));
72 <            xml.addElement("memory",""+rand.nextInt(100));
73 <        xml.closeNest();
74 <        if ( rand.nextBoolean() ){
75 <                xml.addNest("additional");
76 <                    xml.addElement("users",""+rand.nextInt(30));
77 <                xml.closeNest();
78 <        }
79 <        // MUST FIX THIS..!!!!
69 >        String host = new String();
70 >        String ip = new String();
71          try {
72 <                long updateIn = ( lastCheck + udpcheckInterval )-System.currentTimeMillis();
73 <                if ( updateIn > 0 ){
74 <                        Thread.sleep(updateIn);
75 <                }
85 <                else
86 <                {
87 <                        Thread.sleep(defaultUpdateTime);
88 <                }
72 >            host = InetAddress.getLocalHost().getHostName();
73 >            ip = InetAddress.getLocalHost().getHostAddress();
74 >        } catch(UnknownHostException e) {
75 >            System.out.println(e);
76          }
77 <        catch( InterruptedException e ){
78 <                System.out.println("Sleep interrupted");
79 <        }
77 >        String date = Long.toString(System.currentTimeMillis());
78 >        XMLFormatter xml = new XMLFormatter("packet", "machine_name=\""+host+"\" ip=\""+ip+"\" date=\""+date+"\" seq_no=\""+sequence+"\" type=\"data\"");
79 >
80 >        // get and decode the data
81 >        DecodeCPU_TXT details = new DecodeCPU_TXT();
82 >
83 >        // add the decoded info
84 >        xml.addString(details.getItems());
85          
86          // increment sequence.
87          sequence++;
88 <        lastCheck = System.currentTimeMillis();
88 >        // lastCheck = System.currentTimeMillis();
89                  
90          // finally return a string
91          return xml.returnXML();
# Line 107 | Line 99 | class SystemMonitor {
99  
100      private long lastCheck;
101      private int sequence;
110    private long udpcheckInterval;
111    private final long defaultUpdateTime = 60000;
102  
103   //---STATIC ATTRIBUTES---
104  
105 < } // class
105 > } // class

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