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root/i-scream/projects/cms/source/server/uk/org/iscream/cms/server/filtermanager/HostInit.java

Comparing projects/cms/source/server/uk/org/iscream/cms/server/filtermanager/HostInit.java (file contents):
Revision 1.23 by tdb, Mon Mar 5 09:50:58 2001 UTC vs.
Revision 1.26 by tdb, Tue Mar 13 13:40:26 2001 UTC

#	Line 37 | Line 37 | class HostInit extends Thread {
37		* @param socket The socket to which the host is connected
38		*/
39		public HostInit(Socket socket) throws IOException {
40	+	// set the Thread name
41	+	setName("filtermanager.HostInit");
42	+
43		_socket = socket;
44		// setup reader & writer
45		_socketIn = new BufferedReader(new InputStreamReader(_socket.getInputStream()));
#	Line 51 | Line 54 | class HostInit extends Thread {
54		* the host to determine it's setup.
55		*/
56		public void run() {
57	+	// get a hook on the config proxy
58	+	ConfigurationProxy cp = ConfigurationProxy.getInstance();
59	+	// this is our config name
60	+	String configName = "Host." + _socket.getInetAddress().getHostName().toLowerCase();
61		try {
62	<	String inBound = _socketIn.readLine();
63	<	if (!inBound.equals("STARTCONFIG")) {
64	<	_socketOut.println("ERROR");
65	<	throw new IOException("protocol error - expected:STARTCONFIG got:" + inBound);
66	<	}
67	<
68	<	Configuration myConfig = _configManager.getConfiguration("Host." + _socket.getInetAddress().getHostName().toLowerCase());
69	<	if (myConfig == null) {
70	<	_socketOut.println("ERROR");
71	<	throw new IOException("error in host configuration");
72	<	} else {
73	<	_socketOut.println("OK");
74	<
75	<	// get lastmodified
76	<	inBound = _socketIn.readLine();
77	<	if(!inBound.equals("LASTMODIFIED")) {
78	<	// protocol error
62	>	// try for STARTCONFIG
63	>	getInBound("STARTCONFIG");
64	>	_socketOut.println("OK");
65	>
66	>	// try for LASTMODIFIED
67	>	getInBound("LASTMODIFIED");
68	>	_socketOut.println(cp.getLastModified(configName));
69	>
70	>	// try for FILELIST
71	>	getInBound("FILELIST");
72	>	_socketOut.println(cp.getFileList(configName));
73	>
74	>	// try for FQDN
75	>	getInBound("FQDN");
76	>	_socketOut.println(_socket.getInetAddress().getHostName().toLowerCase());
77	>
78	>	// get properties
79	>	String reqProperty = getInBound();
80	>	while(!reqProperty.equals("ENDCONFIG")) {
81	>	// get the property
82	>	try {
83	>	String returnedProperty = cp.getProperty(configName, "Host."+reqProperty);
84	>	_socketOut.println(returnedProperty);
85	>	} catch (PropertyNotFoundException e) {
86		_socketOut.println("ERROR");
73	–	throw new IOException("protocol error - expected:LASTMODIFIED got:" + inBound);
87		}
88	<	else {
89	<	// send info
90	<	_socketOut.println(myConfig.getLastModified());
88	>	// get the next request
89	>	reqProperty = _socketIn.readLine();
90	>	}
91	>	_logger.write(toString(), Logger.SYSMSG, "configured host");
92	>	_socketOut.println("OK");
93	>
94	>	// get filter reference
95	>	getInBound("FILTER");
96	>	// send info
97	>	String filterList = cp.getProperty(configName, "Host.filter");
98	>	Filter filterRef = null;
99	>	String filter = null;
100	>	StringTokenizer st = new StringTokenizer(filterList, ";");
101	>	while (filterRef==null && st.hasMoreTokens()) {
102	>	filter = st.nextToken();
103	>	_logger.write(toString(), Logger.DEBUG, " looking for filter- " + filter);
104	>	try {
105	>	filterRef = FilterHelper.narrow(ReferenceManager.getInstance().getCORBARef("iscream.Filter." + filter));
106	>	} catch (ComponentCORBAException e) {
107	>	_logger.write(toString(), Logger.DEBUG, " unable to find filter- " + filter);
108		}
79	–
80	–	// get config fileList
81	–	inBound = _socketIn.readLine();
82	–	if(!inBound.equals("FILELIST")) {
83	–	// protocol error
84	–	_socketOut.println("ERROR");
85	–	throw new IOException("protocol error - expected:FILELIST got:" + inBound);
86	–	}
87	–	else {
88	–	// send info
89	–	_socketOut.println(myConfig.getFileList());
90	–	}
91	–
92	–	// send the FQDN to the host
93	–	inBound = _socketIn.readLine();
94	–	if(!inBound.equals("FQDN")) {
95	–	// protocol error
96	–	_socketOut.println("ERROR");
97	–	throw new IOException("protocol error - expected:FQDN got:" + inBound);
98	–	}
99	–	else {
100	–	// send the fqdn (of the host) to the host
101	–	_socketOut.println(_socket.getInetAddress().getHostName().toLowerCase());
102	–	}
103	–
104	–	// get properties
105	–	inBound = _socketIn.readLine();
106	–	while(!inBound.equals("ENDCONFIG")) {
107	–
108	–	// get the property
109	–	try {
110	–	String returnedProperty = myConfig.getProperty("Host."+inBound);
111	–
112	–	_socketOut.println(returnedProperty);
113	–
114	–	} catch (org.omg.CORBA.MARSHAL e) {
115	–	_socketOut.println("ERROR");
116	–	}
117	–	inBound = _socketIn.readLine();
118	–	}
119	–	_logger.write(toString(), Logger.SYSMSG, "configured host");
120	–	_socketOut.println("OK");
121	–
122	–	// get filter reference
123	–	inBound = _socketIn.readLine();
124	–	if(!inBound.equals("FILTER")) {
125	–	// protocol error
126	–	_socketOut.println("ERROR");
127	–	throw new IOException("protocol error - expected:FILTER got:" + inBound);
128	–	}
129	–	else {
130	–	// send info
131	–	String filterList = myConfig.getProperty("Host.filter");
132	–	Filter filterRef = null;
133	–	String filter = null;
134	–	StringTokenizer st = new StringTokenizer(filterList, ";");
135	–	while (filterRef==null && st.hasMoreTokens()) {
136	–	filter = st.nextToken();
137	–	_logger.write(toString(), Logger.DEBUG, " looking for filter- " + filter);
138	–	try {
139	–	filterRef = FilterHelper.narrow(ReferenceManager.getInstance().getCORBARef("iscream.Filter." + filter));
140	–	} catch (ComponentCORBAException e) {
141	–	_logger.write(toString(), Logger.DEBUG, " unable to find filter- " + filter);
142	–	}
143	–	}
144	–
145	–	// hopefully we found a filter
146	–	if(filterRef != null) {
147	–	_logger.write(toString(), Logger.DEBUG, " found filter- " + filter);
148	–	// tell the host about it...
149	–	_socketOut.println(filterRef.getHostName() + ";"
150	–	+ filterRef.getUDPPort() + ";"
151	–	+ filterRef.getTCPPort());
152	–	}
153	–	else {
154	–	// ...or throw a wobbly
155	–	throw new IOException("unable to find filter for host");
156	–	}
157	–	}
158	–
159	–	// confirm that all is ok
160	–	inBound = _socketIn.readLine();
161	–	if(!inBound.equals("END")) {
162	–	// protocol error
163	–	_socketOut.println("ERROR");
164	–	throw new IOException("protocol error - expected:END got:" + inBound);
165	–	}
166	–	else {
167	–	// send ok
168	–	_socketOut.println("OK");
169	–	}
170	–
109		}
110	+
111	+	// hopefully we found a filter
112	+	if(filterRef != null) {
113	+	_logger.write(toString(), Logger.DEBUG, " found filter- " + filter);
114	+	// tell the host about it...
115	+	_socketOut.println(filterRef.getHostName() + ";"
116	+	+ filterRef.getUDPPort() + ";"
117	+	+ filterRef.getTCPPort());
118	+	}
119	+	else {
120	+	// ...or throw a wobbly (and tell the host!)
121	+	_socketOut.println("ERROR");
122	+	throw new IOException("unable to find filter for host");
123	+	}
124
125	+	// confirm ok with END
126	+	getInBound("END");
127	+	_socketOut.println("OK");
128	+
129		} catch (Exception e) {
130		_logger.write(toString(), Logger.ERROR, "ERROR - " + e);
131		}
132
177	–	_socketOut.flush();
133		// Disconnect streams & socket
134		try {
135		_socketIn.close();
#	Line 203 | Line 158 | class HostInit extends Thread {
158		}
159
160		//---PRIVATE METHODS---
161	+
162	+	private String getInBound(String expected) throws IOException {
163	+	// grab the input
164	+	String inBound = getInBound();
165	+	// check if it's what we're expecting
166	+	if(!inBound.equals(expected)) {
167	+	throw new IOException("protocol error - expected:"+expected+" got:" + inBound);
168	+	}
169	+	// it should be ok then
170	+	return inBound;
171	+	}
172	+
173	+	private String getInBound() throws IOException {
174	+	// grab the input
175	+	String inBound = _socketIn.readLine();
176	+	// check for null's, likely disconnection
177	+	if(inBound == null) {
178	+	throw new IOException("got null from host, maybe it died");
179	+	}
180	+	// it's a valid message it seems
181	+	return inBound;
182	+	}
183
184		//---ACCESSOR/MUTATOR METHODS---
185

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