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import java.io.*; |
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import java.net.*; |
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|
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class ACLTest { |
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|
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public static void main(String args[]) { |
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// setup ACL defaulting to DENY |
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ACL acl = new ACL(ACL.DENY); |
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|
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// add some test rules |
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acl.add(ACL.ALLOW, "*.ukc.ac.uk"); |
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acl.add(ACL.ALLOW, "129.12.*"); |
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acl.add(ACL.ALLOW, "*.bishnet.net"); |
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acl.add(ACL.ALLOW, "192.168.*"); |
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// not really needed if we default to deny :) |
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//acl.add(ACL.DENY, "*"); |
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|
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// dump our ACL to the console before serialization |
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System.out.println("BEFORE: " + acl); |
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|
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// name for our serialized ACL |
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String aclFilename = "aclfile"; |
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|
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// write out our ACL to a file |
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try { |
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ObjectOutputStream ostream = new ObjectOutputStream(new BufferedOutputStream(new FileOutputStream(aclFilename))); |
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ostream.writeObject(acl); |
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ostream.flush(); |
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ostream.close(); |
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} |
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catch (Exception e) { |
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System.out.println("exception: " + e); |
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e.printStackTrace(); |
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System.exit(1); |
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} |
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|
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// and read it back in :) |
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try { |
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ObjectInputStream istream = new ObjectInputStream(new BufferedInputStream(new FileInputStream(aclFilename))); |
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acl = (ACL) istream.readObject(); |
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istream.close(); |
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} |
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catch (Exception e) { |
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System.out.println("exception: " + e); |
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e.printStackTrace(); |
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System.exit(1); |
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} |
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|
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// dump our ACL to the console after serialization |
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System.out.println("AFTER: " + acl); |
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|
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// run a few tests |
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System.out.println("killigrew.ukc.ac.uk: " + acl.check("killigrew.ukc.ac.uk")); |
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System.out.println("129.12.41.13: " + acl.check("129.12.41.13")); |
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System.out.println("kruskal.18hp.net: " + acl.check("kruskal.18hp.net")); |
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System.out.println("192.168.1.1: " + acl.check("192.168.1.1")); |
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|
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// setup an ACLServerSocket putting our ACL in |
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ACLServerSocket ss = null; |
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try { |
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ss = new ACLServerSocket(acl, 1337); |
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} |
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catch(IOException e) { |
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System.out.println("exception: " + e); |
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e.printStackTrace(); |
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System.exit(1); |
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} |
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|
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// start listening |
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// valid connections (allowed by ACL) will get a message sent back |
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while(true) { |
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try { |
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Socket s = ss.accept(); |
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PrintWriter writer = new PrintWriter(s.getOutputStream(), true); |
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writer.println("Connection suceeded from: " + s.getInetAddress().getHostName()); |
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writer.println("Closing in 5 seconds"); |
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try { Thread.sleep(5000); } catch(Exception ee) {} |
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writer.close(); |
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s.close(); |
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} |
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catch(IOException e) { |
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System.out.println("exception: " + e); |
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e.printStackTrace(); |
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System.exit(1); |
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} |
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} |
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} |
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|
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} |
