Révision 2504

tmp/org.txm.statsengine.r.core/src/org/txm/statsengine/r/core/StartRserve.java (revision 2504)
58 58
 * Rserve instance.
59 59
 */
60 60
public class StartRserve {
61

  
61
	
62 62
	/** shortcut to <code>launchRserve(cmd, "--no-save --slave", "--no-save --slave", false)</code>. */
63 63
	public static Process rProcess;
64

  
64
	
65 65
	/**
66 66
	 * Launch rserve.
67 67
	 *
68 68
	 * @param cmd the cmd
69
	 * @param options 
69
	 * @param options
70 70
	 * @return true, if successful
71 71
	 */
72 72
	protected static boolean launchRserve(String cmd, int port, boolean debug, String rArgs, String rServeArgs) {
......
74 74
				&& new File(cmd).canExecute())
75 75
			return launchRserve(cmd,
76 76
					"--no-save --encoding utf8 " + rArgs, "--RS-encoding utf8 --no-save --encoding utf8 " + rServeArgs, port, debug); //$NON-NLS-1$ //$NON-NLS-2$
77
		return false;//checkLocalRserve(port, debug, rArgs, rServeArgs);
77
		return false;// checkLocalRserve(port, debug, rArgs, rServeArgs);
78 78
	}
79

  
79
	
80 80
	/**
81 81
	 * attempt to start Rserve. Note: parameters are <b>not</b> quoted, so avoid
82 82
	 * using any quotes in arguments
......
86 86
	 * @param rsrvargs arguments to be passed to Rserve
87 87
	 * @param debug the debug
88 88
	 * @return <code>true</code> if Rserve is running or was successfully
89
	 * started, <code>false</code> otherwise.
89
	 *         started, <code>false</code> otherwise.
90 90
	 */
91 91
	protected static boolean launchRserve(String cmd, String rargs, String rsrvargs, int port, boolean debug) {
92
		//System.out.println("LAUNCH R SERVER "+cmd+" "+port+" "+debug);
92
		// System.out.println("LAUNCH R SERVER "+cmd+" "+port+" "+debug);
93 93
		try {
94 94
			String[] cmdline = null;
95
			
95 96
			// FIXME: don't forget to remove this Window dedicated code if we manage to use http_proxy command line argument
97
			// Windows OS
96 98
			boolean isWindows = false;
97
			
98
			// Windows OS
99 99
			if (OSDetector.isFamilyWindows()) {
100 100
				isWindows = true; /* Windows startup */
101 101
				
102 102
				
103 103
				// TODO: old tests for setting proxy in R
104
				//Windows : set --internet2 option to manage proxy if any
104
				// Windows : set --internet2 option to manage proxy if any
105 105
				
106
//				// set Proxy configuration using Eclipse RCP stored values
107
//				String proxy_conf = "";
108
//				ProxyConf conf = new ProxyConf(RWorkspace.getRWorkspaceInstance());
109
//				if (conf.mustSetProxyConfiguration()) {
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//					proxy_conf = "http_proxy="+conf.getHttpProxyUrl();
111
//					rsrvargs += " "+proxy_conf; // add the http_proxy parameter
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//					Log.info("Run Rserve with proxy configuration: "+proxy_conf);
113
//				}
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				// // set Proxy configuration using Eclipse RCP stored values
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				// String proxy_conf = "";
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				// ProxyConf conf = new ProxyConf(RWorkspace.getRWorkspaceInstance());
109
				// if (conf.mustSetProxyConfiguration()) {
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				// proxy_conf = "http_proxy="+conf.getHttpProxyUrl();
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				// rsrvargs += " "+proxy_conf; // add the http_proxy parameter
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				// Log.info("Run Rserve with proxy configuration: "+proxy_conf);
113
				// }
114 114
				
115 115
				cmdline = new String[] {
116 116
						cmd,
117
						rargs, 
117
						rargs,
118 118
						"-e", //$NON-NLS-1$
119
						"library(Rserve);run.Rserve(" //$NON-NLS-1$ 
120
						+ (debug ? "TRUE" : "FALSE")  //$NON-NLS-1$ //$NON-NLS-2$
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						+ ",port=" + port + "" //$NON-NLS-1$ //$NON-NLS-2$
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						+ ",args='" //$NON-NLS-1$
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						+ rsrvargs + "')\" " //$NON-NLS-1$
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				};	
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						"library(Rserve);run.Rserve(" //$NON-NLS-1$
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								+ (debug ? "TRUE" : "FALSE")  //$NON-NLS-1$ //$NON-NLS-2$
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								+ ",port=" + port + "" //$NON-NLS-1$ //$NON-NLS-2$
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								+ ",args='" //$NON-NLS-1$
123
								+ rsrvargs + "')\" " //$NON-NLS-1$
124
				};
125 125
			}
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			// Mac, Linux
127 127
			else {
......
129 129
						"/bin/sh", //$NON-NLS-1$
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						"-c", //$NON-NLS-1$
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						"echo 'library(Rserve);run.Rserve(" //$NON-NLS-1$
132
						+ (debug ? "TRUE" : "FALSE") //$NON-NLS-1$ //$NON-NLS-2$
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						+ ",port="+port+"" //$NON-NLS-1$ //$NON-NLS-2$
134
						+ ",args=\"" + rsrvargs //$NON-NLS-1$
135
						+ "\")'|" + cmd //$NON-NLS-1$ 
136
						+ " " + rargs }; //$NON-NLS-1$
132
								+ (debug ? "TRUE" : "FALSE") //$NON-NLS-1$ //$NON-NLS-2$
133
								+ ",port=" + port + "" //$NON-NLS-1$ //$NON-NLS-2$
134
								+ ",args=\"" + rsrvargs //$NON-NLS-1$
135
								+ "\")'|" + cmd //$NON-NLS-1$
136
								+ " " + rargs }; //$NON-NLS-1$
137 137
			}
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139
//			ProcessBuilder builder = new ProcessBuilder(cmdline);
140
//			Rserveprocess = builder.start();
141

  
138
			
139
			// ProcessBuilder builder = new ProcessBuilder(cmdline);
140
			// Rserveprocess = builder.start();
141
			
142 142
			Runtime runtime = Runtime.getRuntime();
143 143
			Log.fine(RCoreMessages.bind(RCoreMessages.info_startingRWithCommandLine, StringUtils.join(cmdline, " "))); //$NON-NLS-1$
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			rProcess = runtime.exec(cmdline);
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146
			//Log.info(Messages.StartRserve_0+Arrays.toString(cmdline));
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			// Log.info(Messages.StartRserve_0+Arrays.toString(cmdline));
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			StreamHog errStream = new StreamHog(rProcess.getErrorStream(), RWorkspace.isLoggingEvalCommandLines());
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			errStream.setName("R-err");
149 149
			StreamHog inStream = new StreamHog(rProcess.getInputStream(), RWorkspace.isLoggingEvalCommandLines());
150 150
			inStream.setName("R");
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			RWorkspace.getRWorkspaceInstance().registerLogger(errStream, inStream);
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			//if (!debug && !isWindows) Rserveprocess.waitFor();
152
			
153
			// if (!debug && !isWindows) Rserveprocess.waitFor();
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			// System.out.println("call terminated, let us try to connect ...");
155
		} catch (Exception x) {
155
		}
156
		catch (Exception x) {
156 157
			Log.severe(RCoreMessages.error_failedToStartRServeWithCommand + x.getMessage());
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			return false;
158 159
		}
159

  
160
		
160 161
		Log.fine(RCoreMessages.info_statisticsEngineLaunched);
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162
		
162 163
		try {
163 164
			Thread.sleep(200);
164
		} catch (InterruptedException ix) { }
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165
		}
166
		catch (InterruptedException ix) {
167
		}
168
		
166 169
		int attempts = 10;
167 170
		while (attempts > 0) {
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			try {
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				//System.out.print("."); //$NON-NLS-1$
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				// System.out.print("."); //$NON-NLS-1$
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				RConnection c = new RConnection("127.0.0.1", port); //$NON-NLS-1$
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				c.close();
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				return true;
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			} catch (Exception e2) {
176
			}
177
			catch (Exception e2) {
174 178
				try {
175 179
					Thread.sleep(1500);
176
				} catch (InterruptedException ix) { }
180
				}
181
				catch (InterruptedException ix) {
182
				}
177 183
			}
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184
			
179 185
			attempts--;
180 186
		}
181 187
		Log.fine("R connection attemps done.");
182 188
		return false;
183 189
	}
184

  
190
	
185 191
	/**
186 192
	 * checks whether Rserve is running and if that's not the case it attempts
187 193
	 * to start it using the defaults for the platform where it is run on. This
188 194
	 * method is meant to be set-and-forget and cover most default setups. For
189 195
	 * special setups you may get more control over R with <
190 196
	 * <code>launchRserve</code> instead.
191
	 * @param rServeArgs 
192
	 * @param rargs 
197
	 * 
198
	 * @param rServeArgs
199
	 * @param rargs
193 200
	 *
194 201
	 * @return true, if successful
195 202
	 */
......
200 207
			return true;
201 208
		}
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		// Windows OS
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//		if (OSDetector.isFamilyWindows()) {
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//			// System.out.println("Windows: query registry to find where R is installed ...");
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//			String installPath = null;
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//			try {
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//				Process rp = Runtime.getRuntime().exec("reg query HKLM\\Software\\R-core\\R"); //$NON-NLS-1$
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//				StreamHog regHog = new StreamHog(rp.getInputStream(), true);
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//				rp.waitFor();
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//				regHog.join();
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//				installPath = regHog.getInstallPath();
212
//			} catch (Exception rge) {
213
//				Log.severe(RCoreMessages.error_failedToRunREG + rge);
214
//				return false;
215
//			}
216
//			if (installPath == null) {
217
//				Log.severe(RCoreMessages.error_youNeedRSoftware);
218
//				return false;
219
//			}
220
//			// System.out.println(" Found R in : "+installPath +
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//			// "\\bin\\R.exe");
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//			return launchRserve(installPath + "\\bin\\R.exe", port, debug, rargs, rServeArgs); //$NON-NLS-1$
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//		}
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210
		// if (OSDetector.isFamilyWindows()) {
211
		// // System.out.println("Windows: query registry to find where R is installed ...");
212
		// String installPath = null;
213
		// try {
214
		// Process rp = Runtime.getRuntime().exec("reg query HKLM\\Software\\R-core\\R"); //$NON-NLS-1$
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		// StreamHog regHog = new StreamHog(rp.getInputStream(), true);
216
		// rp.waitFor();
217
		// regHog.join();
218
		// installPath = regHog.getInstallPath();
219
		// } catch (Exception rge) {
220
		// Log.severe(RCoreMessages.error_failedToRunREG + rge);
221
		// return false;
222
		// }
223
		// if (installPath == null) {
224
		// Log.severe(RCoreMessages.error_youNeedRSoftware);
225
		// return false;
226
		// }
227
		// // System.out.println(" Found R in : "+installPath +
228
		// // "\\bin\\R.exe");
229
		// return launchRserve(installPath + "\\bin\\R.exe", port, debug, rargs, rServeArgs); //$NON-NLS-1$
230
		// }
231
		
225 232
		Log.fine(RCoreMessages.info_tryingToStartRWithRPath);
226 233
		if (launchRserve("R", port, debug, rargs, rServeArgs)) { //$NON-NLS-1$
227 234
			return true;
228 235
		}
229

  
236
		
230 237
		// R not in the PATH env, try with R common installation paths
231 238
		String[] paths = {
232 239
				"/Library/Frameworks/R.framework/Resources/bin/R", //$NON-NLS-1$
......
237 244
				"/sw/bin/R", //$NON-NLS-1$
238 245
				"/usr/common/bin/R", //$NON-NLS-1$
239 246
				"/opt/bin/R" }; //$NON-NLS-1$
240

  
247
		
241 248
		for (String path : paths) {
242 249
			File execFile = new File(path);
243 250
			Log.fine(RCoreMessages.bind(RCoreMessages.info_tryingToStartRFrom, path));
......
245 252
				return true;
246 253
			}
247 254
		}
248

  
255
		
249 256
		return false;
250
		//			
251
		//		return (launchRserve("R", port, debug) //$NON-NLS-1$
252
		//				|| /* try some common unix locations of R */
253
		//				(( && launchRserve("/Library/Frameworks/R.framework/Resources/bin/R", port, debug)) //$NON-NLS-1$
254
		//				|| ((new File("/usr/local/lib/R/bin/R")).exists() && launchRserve("/usr/local/lib/R/bin/R")) //$NON-NLS-1$ //$NON-NLS-2$
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		//				|| ((new File("/usr/lib/R/bin/R")).exists() && launchRserve("/usr/lib/R/bin/R")) //$NON-NLS-1$ //$NON-NLS-2$
256
		//				|| ((new File("/usr/local/bin/R")).exists() && launchRserve("/usr/local/bin/R")) //$NON-NLS-1$ //$NON-NLS-2$
257
		//				|| ((new File("/sw/bin/R")).exists() && launchRserve("/sw/bin/R")) //$NON-NLS-1$ //$NON-NLS-2$
258
		//				|| ((new File("/usr/common/bin/R")).exists() && launchRserve("/usr/common/bin/R")) || ((new File( //$NON-NLS-1$ //$NON-NLS-2$
259
		//				"/opt/bin/R")).exists() && launchRserve("/opt/bin/R"))); //$NON-NLS-1$ //$NON-NLS-2$
257
		//
258
		// return (launchRserve("R", port, debug) //$NON-NLS-1$
259
		// || /* try some common unix locations of R */
260
		// (( && launchRserve("/Library/Frameworks/R.framework/Resources/bin/R", port, debug)) //$NON-NLS-1$
261
		// || ((new File("/usr/local/lib/R/bin/R")).exists() && launchRserve("/usr/local/lib/R/bin/R")) //$NON-NLS-1$ //$NON-NLS-2$
262
		// || ((new File("/usr/lib/R/bin/R")).exists() && launchRserve("/usr/lib/R/bin/R")) //$NON-NLS-1$ //$NON-NLS-2$
263
		// || ((new File("/usr/local/bin/R")).exists() && launchRserve("/usr/local/bin/R")) //$NON-NLS-1$ //$NON-NLS-2$
264
		// || ((new File("/sw/bin/R")).exists() && launchRserve("/sw/bin/R")) //$NON-NLS-1$ //$NON-NLS-2$
265
		// || ((new File("/usr/common/bin/R")).exists() && launchRserve("/usr/common/bin/R")) || ((new File( //$NON-NLS-1$ //$NON-NLS-2$
266
		// "/opt/bin/R")).exists() && launchRserve("/opt/bin/R"))); //$NON-NLS-1$ //$NON-NLS-2$
260 267
	}
261

  
268
	
262 269
	/**
263 270
	 * check whether Rserve is currently running (on local machine and default
264 271
	 * port).
......
272 279
			// System.out.println("Rserve is running.");
273 280
			// c.close();
274 281
			return true;
275
		} catch (Exception e) {
282
		}
283
		catch (Exception e) {
276 284
			// System.out.println("First connect try failed with: "+
277 285
			// e.getMessage());
278 286
		}
279 287
		return false;
280 288
	}
281

  
282

  
289
	
290
	
283 291
	public static void main(String[] args) {
284 292
		System.out.println("result=" + checkLocalRserve(8212, false, "", ""));
285 293
		try {
......
290 298
			c.eval("2+2");
291 299
			c.shutdown();
292 300
			System.out.println("Done");
293
		} catch (Exception x) {
301
		}
302
		catch (Exception x) {
294 303
			x.printStackTrace();
295 304
		}
296 305
	}

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