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root/i-scream/projects/cms/source/host/c++/Config.cpp
Revision: 1.6
Committed: Tue Mar 27 00:06:11 2001 UTC (23 years, 6 months ago) by ab11
Branch: MAIN
CVS Tags: PROJECT_COMPLETION
Changes since 1.5: +59 -76 lines
Log Message:
Cleaned up code and modified one or two bits

File Contents

# Content
1 #include "Config.h"
2
3 Config::Config( string serverName, int serverPort, int printDebug ){
4 // the constructor for the class
5
6 configConnectionRetryTime = 1; // one second
7 debug = printDebug;
8 MAX_CONNECTION_ATTEMPTS = 10;
9
10 configName = serverName;
11 configPort = serverPort;
12
13 if ( debug == 1 ){
14 std::cout << "Config Constructor\n";
15 } // if
16
17
18 // make a reference to smallnet
19 if ( debug == 1 ){
20 std::cout << "Config::Constructor::Constructing SmallNet\n";
21 }
22 net = new SmallNet(debug);
23
24 // sod that we are using defined values now..
25 propertyNames[0] = "UDPUpdateTime";
26 propertyNames[1] = "TCPUpdateTime";
27 propertyNames[2] = "FilterRetryTime";
28 propertyNames[3] = "ConfigRetryTime";
29 propertyNames[4] = "AVERAGERUpdateTime";
30 propertyNames[5] = "MAXTCPFilterRetries";
31 numProperties = 5;
32
33 if ( loadConfig() == 0 ){
34 // successful just continue
35 if ( debug == 1 ){
36 std::cout << "Config::Constructor::loadConfig() Successful\n";
37 } // if
38 } else {
39 if ( debug == 1 ){
40 std::cout << "Config::Constructor::loadConfig() failed-retrying\n";
41 } // if
42
43 // woops something went wrong. we'll just keep retrying
44 // and increasing the time between trys
45 int loadConfigResult = -1;
46
47 // the following could cause problems if it is fed the
48 // incorrect filter name and/or port it'll never stop trying
49 int retrys = 1; // # of times we have tried to connect but failed..
50 while ( loadConfigResult != 0 ){
51 if ( retrys > MAX_CONNECTION_ATTEMPTS ){
52 std::cout << "Maxium number of retries reached, Quitting";
53 } // if
54 // make the connection retry time greater
55 configConnectionRetryTime = configConnectionRetryTime * 2;
56 std::cout << "Waiting " << configConnectionRetryTime << " seconds before retrying\n";
57 sleep(configConnectionRetryTime); // seconds
58 // increment the number of times we have tried to connect
59 retrys++;
60 loadConfigResult = loadConfig();
61 } // while
62 } // if
63
64 if ( debug == 1 ){
65 std::cout << "Config::Constructor - Finished!\n";
66 } // if
67
68 } // Config
69
70 int Config::loadConfig(){
71 // establishes a connection to the config manager (filter manager?) and
72 // tries to load all the info which it needs, if it fails returns !0
73
74 if ( debug == 1 ){
75 std::cout << "Config::loadConfig()\n";
76 } // if
77
78 // make a connection
79
80 if ( debug == 1 ){
81 std::cout << "Config::loadConfig::establishing config connection\n";
82 } // if
83
84 int established = establishConfig();
85 if ( established != 0 ){
86 destroyConfig();
87 return established;
88 } // if
89
90 // do the talk ;)
91
92 if ( debug == 1 ){
93 std::cout << "Config::loadConfig::Processing chat script\n";
94 } // if
95
96 int chat = chatConfig();
97 if ( chat != 0 ){
98 // and close the connection
99 destroyConfig();
100 } // if
101
102 // and close the connection
103 if ( debug == 1 ){
104 std::cout << "Config::loadConfig::closing config connection\n";
105 } // if
106 destroyConfig();
107
108 // return everything ok
109 return 0;
110
111 } // loadConfig
112
113 int Config::establishHeartbeat(){
114 // just an interface onto smallnet
115 if ( debug == 1 ){
116 std::cout << "Config::establishHeartbeat()\n";
117 } // if
118
119 int establish = net->connectHeartBeat(configName, configPort);
120
121 if ( debug == 1 ){
122 std::cout << "->" << establish << "\n";
123 } // if
124
125 return establish;
126
127 } // establishHeartBeat
128
129 int Config::destroyHeartbeat(){
130 // just hooks into the smallnet interface
131 if ( debug == 1 ){
132 std::cout << "Config::destroyHeartbeat()\n";
133 } // if
134
135 net->closeHeartBeatConnection();
136
137 } // destroyHeartBeat
138
139 int Config::chatHeartBeat(){
140
141 string response;
142
143 response = net->heartBeatSend("HEARTBEAT");
144 if ( response != "OK" ){
145 // something went wrong
146 if ( debug == 1 ){
147 std::cout << "Config::chatHeartBeat::ERROR in HEARTBEAT\n";
148 } // if
149 return -1;
150 } // if
151
152 response = net->heartBeatSend("CONFIG");
153 if ( response != "OK" ){
154 // something went wrong
155 if ( debug == 1 ){
156 std::cout << "Config::chatHeartBeat::ERROR in CONFIG\n";
157 } // if
158 return -1;
159 } // if
160
161 response = net->heartBeatSend(fileList);
162 if ( response != "OK" ){
163 // something went wrong
164 if ( debug == 1 ){
165 std::cout << "Config::chatHeartBeat::ERROR in fileList\n";
166 } // if
167 return -1;
168 } // if
169
170 response = net->heartBeatSend(lastModified);
171 if ( response != "OK" ){
172 // something went wrong
173 if ( debug == 1 ){
174 std::cout << "Config::chatHeartBeat::ERROR in lastModified\n";
175 } // if
176 return -1;
177 } // if
178
179 response = net->heartBeatSend("ENDHEARTBEAT");
180 if ( response != "OK" ){
181 // something went wrong
182 if ( debug == 1 ){
183 std::cout << "Config::chatHeartBeat::ERROR in ENDHEARTBEAT\n";
184 } // if
185 return -1;
186 } // if
187
188 // seems ok to me
189 return 0;
190
191 } // chat Heart Beat
192
193
194 int Config::establishConfig(){
195 // ask smallnet to make a connection to the filtermanager so we can get some config
196 // details
197 if ( debug == 1 ){
198 std::cout << "Config::establishConfig()\n";
199 }
200
201 int response = net->connectConfig(configName, configPort);
202
203 if ( debug == 1 ){
204 std::cout << "->" << response << "\n";
205 } // if
206
207 return response;
208
209 } // establishConfig
210
211
212 int Config::chatConfig(){
213 // do some funky jibble.. ;)
214 if ( debug == 1 ){
215 std::cout << "Config::chatConfig()\n";
216 } // if
217
218 string response;
219
220 // hard coeded for the moment
221 if ( debug == 1 ){
222 std::cout << "Config::chatConfig::STARTCONFIG\n";
223 } // if
224
225 response = net->heartBeatSend("STARTCONFIG");
226 if ( response != "OK" ){
227 // something went wrong
228 if ( debug == 1 ){
229 std::cout << "Config::chatConfig::ERROR\n";
230 } // if
231 return -1;
232 } // if
233
234 if ( debug == 1 ){
235 std::cout << "Config::chatConfig::LASTMODIFIED\n";
236 } // if
237 lastModified = net->heartBeatSend("LASTMODIFIED");
238 if ( debug == 1 ){
239 std::cout << "Config::chatConfig::FILELIST\n";
240 } // if
241 fileList = net->heartBeatSend("FILELIST");
242
243 fQDN = net->heartBeatSend("FQDN");
244
245 // now send the properties we want
246
247 if ( debug == 1 ){
248 std::cout << "Config::chatConfig::requesting properties\n";
249 } // if
250 if ( numProperties > 0 ){
251 // we actually need to look for some properties
252 for ( int i=0; i < numProperties; i++ ){
253 // lets hope that this works! ;)
254 if ( debug == 1 ){
255 std::cout << "Config::chatConfig::" << propertyNames[i] << "\n";
256 } // if
257 propertyValues[i] = net->heartBeatSend(propertyNames[i]);
258 } // for
259 } // if
260
261 if ( debug == 1 ){
262 std::cout << "Config::chatConfig::ENDCONFIG\n";
263 } // if
264 response = net->heartBeatSend("ENDCONFIG");
265 // doesn't matter what it returns
266
267 if ( debug == 1 ){
268 std::cout << "Config::chatConfig::FILTER\n";
269 } // if
270
271 response = net->heartBeatSend("FILTER");
272 // now we need to pull repsonse apart to get the filter information out
273 int first = response.find(";",0);
274 int second = response.find(";",first+1);
275 UDPFilterName = response.substr(0,first);
276 UDPFilterPort = atoi( response.substr( first+1 ,second ).c_str());
277 TCPFilterPort = atoi(response.substr(second+1).c_str());
278
279 if ( debug == 1 ){
280 std::cout << "Config::chatConfig::END\n";
281 } // if
282 response = net->heartBeatSend("END");
283
284 return 0;
285
286 } // chatConfig
287
288 int Config::destroyConfig(){
289 if ( debug == 1 ){
290 std::cout << "Config::destroyConfig()\n";
291 } // if
292
293 net->closeConfigConnection();
294
295 } // destroyConfig
296
297 string Config::getStrProperty(string propertyName){
298
299
300 if ( debug == 1 ){
301 std::cout << "Config::getProperty()\n";
302 } // if
303
304 for ( int i=0; i<20; i++ ){
305 if ( propertyName == propertyNames[i] ){
306 if ( propertyValues[i] != "" ){
307 return propertyValues[i];
308 } // if
309 } // if
310 } // for
311
312 // otherwise return ERROR
313 return "ERROR";
314
315 } // getStrProperty
316
317 int Config::getIntProperty( string propertyName ){
318
319 if ( debug == 1 ){
320 std::cout << "Config::getProperty()\n";
321 } // if
322
323 string response = getStrProperty( propertyName );
324 if ( response == "ERROR" ){
325 return -1;
326 } // if
327
328 int i = atoi(response.c_str());
329
330 if ( i > 0 ){
331 // valid
332 return i;
333 } // if
334
335 // otherwise return ERROR
336 return -1;
337
338 } // getIntProperty