private void createInvalidRrdFile(String expected) throws IOException {
// create invalid rrd
File rrd = new File(expected);
RrdDef rrdDef = new RrdDef(rrd.getAbsolutePath(), 3000);
rrdDef.addDatasource("test", DsType.GAUGE, 1, NaN, NaN);
rrdDef.addArchive(ConsolFun.AVERAGE, 0.2, 1, 1600);
RrdDb r = new RrdDb(rrdDef);
r.close();
}
private void parseRra(String word) {
// RRA:cfun:xff:steps:rows
String[] tokens = new ColonSplitter(word).split();
if (tokens.length < 5) {
throw new IllegalArgumentException("Invalid RRA definition: " + word);
}
ConsolFun cf = ConsolFun.valueOf(tokens[1]);
double xff = parseDouble(tokens[2]);
int steps = parseInt(tokens[3]);
int rows = parseInt(tokens[4]);
rrdDef.addArchive(cf, xff, steps, rows);
}
private void parseDef(String word) {
// DEF:name:type:heratbeat:min:max
String[] tokens = new ColonSplitter(word).split();
if (tokens.length < 6) {
throw new IllegalArgumentException("Invalid DS definition: " + word);
}
String dsName = tokens[1];
DsType dsType = DsType.valueOf(tokens[2]);
long heartbeat = parseLong(tokens[3]);
double min = parseDouble(tokens[4]);
double max = parseDouble(tokens[5]);
rrdDef.addDatasource(dsName, dsType, heartbeat, min, max);
}
private String createRrdDb() throws IOException {
RrdDb rrdDb = getRrdDbReference(rrdDef);
releaseRrdDbReference(rrdDb);
return rrdDef.getPath();
}
@BeforeClass
public static void createRrd() throws IOException {
startTime = start - start % step;
endTime = startTime + 200 * step;
RrdDef def = new RrdDef(fileName, startTime - 3 * step, step);
def.addArchive(ConsolFun.AVERAGE, 0.5, 1, 215);
def.addDatasource("bar", DsType.GAUGE, 3000, Double.NaN, Double.NaN);
RrdDb db = new RrdDb(def, RrdBackendFactory.getFactory(backend));
db.createSample((startTime - step)).setValue(0, 0.0).update();
long sampleTime = startTime;
for (double val : vals) {
db.createSample(sampleTime).setValue(0, val).update();
sampleTime += step;
}
if (dorrdtool) {
String xmlfile = System.getProperty("java.io.tmpdir") + File.separator + "variabletest.xml";
String rrdfile = System.getProperty("java.io.tmpdir") + File.separator + "variabletest.rrd";
db.dumpXml(xmlfile);
System.out.println("rrdtool restore " + xmlfile + " " + rrdfile);
String cmd =
"rrdtool graph /dev/null "
+ String.format("--start=%d ", startTime)
+ String.format("--end=%d ", endTime)
+ String.format("DEF:baz=%s:bar:AVERAGE ", rrdfile)
+ "VDEF:min=baz,MINIMUM "
+ "PRINT:min:\"mininum %1.15le\" "
+ "VDEF:max=baz,MAXIMUM "
+ "PRINT:max:\"maximum %1.15le\" "
+ "VDEF:avg=baz,AVERAGE "
+ "PRINT:avg:\"average %1.15le\" "
+ "VDEF:stdev=baz,STDEV "
+ "PRINT:stdev:\"stdev %1.15le\" "
+ "VDEF:first=baz,FIRST "
+ "PRINT:first:\"first %1.15le\" "
+ "VDEF:last=baz,LAST "
+ "PRINT:last:\"last %1.15le\" "
+ "VDEF:total=baz,TOTAL "
+ "PRINT:total:\"total %1.15le\" "
+ "VDEF:percent=baz,95,PERCENT "
+ "PRINT:percent:\"95-th percent %1.15le\" "
+ "VDEF:percentnan=baz,95,PERCENTNAN "
+ "PRINT:percentnan:\"95-th percentnan %1.15le\" "
+ "VDEF:lslope=baz,LSLSLOPE "
+ "PRINT:lslope:\"lslope %1.15le\" "
+ "VDEF:lslint=baz,LSLINT "
+ "PRINT:lslint:\"lslintn %1.15le\" "
+ "VDEF:lslcorrel=baz,LSLCORREL "
+ "PRINT:lslcorrel:\"lslcorrel %1.15le\" ";
System.out.println(cmd);
long interval = (endTime - startTime) / 3;
String cmd2 =
"rrdtool graph /dev/null "
+ String.format("--start=%d ", startTime + interval)
+ String.format("--end=%d ", endTime - interval)
+ String.format("DEF:baz=%s:bar:AVERAGE ", rrdfile)
+ "VDEF:min=baz,MINIMUM "
+ "PRINT:min:\"mininum %1.15le\" "
+ "VDEF:max=baz,MAXIMUM "
+ "PRINT:max:\"maximum %1.15le\" "
+ "VDEF:avg=baz,AVERAGE "
+ "PRINT:avg:\"average %1.15le\" "
+ "VDEF:stdev=baz,STDEV "
+ "PRINT:stdev:\"stdev %1.15le\" "
+ "VDEF:first=baz,FIRST "
+ "PRINT:first:\"first %1.15le\" "
+ "VDEF:last=baz,LAST "
+ "PRINT:last:\"last %1.15le\" "
+ "VDEF:total=baz,TOTAL "
+ "PRINT:total:\"total %1.15le\" "
+ "VDEF:percent=baz,95,PERCENT "
+ "PRINT:percent:\"95-th percent %1.15le\" "
+ "VDEF:percentnan=baz,95,PERCENTNAN "
+ "PRINT:percentnan:\"95-th percentnan %1.15le\" "
+ "VDEF:lslope=baz,LSLSLOPE "
+ "PRINT:lslope:\"lslope %1.15le\" "
+ "VDEF:lslint=baz,LSLINT "
+ "PRINT:lslint:\"lslintn %1.15le\" "
+ "VDEF:lslcorrel=baz,LSLCORREL "
+ "PRINT:lslcorrel:\"lslcorrel %1.15le\" ";
System.out.println(cmd2);
String cmd3 =
"rrdtool graph /dev/null "
+ String.format("--start=%d ", startTime - 10 * step)
+ String.format("--end=%d ", endTime + 2 * step)
+ String.format("DEF:baz=%s:bar:AVERAGE ", rrdfile)
+ "VDEF:min=baz,MINIMUM "
+ "PRINT:min:\"mininum %1.15le\" "
+ "VDEF:max=baz,MAXIMUM "
+ "PRINT:max:\"maximum %1.15le\" "
+ "VDEF:avg=baz,AVERAGE "
+ "PRINT:avg:\"average %1.15le\" "
+ "VDEF:stdev=baz,STDEV "
+ "PRINT:stdev:\"stdev %1.15le\" "
+ "VDEF:first=baz,FIRST "
+ "PRINT:first:\"first %1.15le\" "
+ "VDEF:last=baz,LAST "
+ "PRINT:last:\"last %1.15le\" "
+ "VDEF:total=baz,TOTAL "
+ "PRINT:total:\"total %1.15le\" "
+ "VDEF:percent=baz,95,PERCENT "
+ "PRINT:percent:\"95-th percent %1.15le\" "
+ "VDEF:percentnan=baz,95,PERCENTNAN "
+ "PRINT:percentnan:\"95-th percentnan %1.15le\" "
+ "VDEF:lslope=baz,LSLSLOPE "
+ "PRINT:lslope:\"lslope %1.15le\" "
+ "VDEF:lslint=baz,LSLINT "
+ "PRINT:lslint:\"lslintn %1.15le\" "
+ "VDEF:lslcorrel=baz,LSLCORREL "
+ "PRINT:lslcorrel:\"lslcorrel %1.15le\" ";
System.out.println(cmd3);
}
}
private void defineDataSources(RrdDef rrdDef, Sampleable[] sampleables) {
for (Sampleable sampleable : sampleables) {
rrdDef.addDatasource(createDsDef(sampleable));
}
}
private void addArchive(RrdDef rrdDef, ConsolFun fun, long length, long resolution) {
rrdDef.addArchive(
fun, 0.2, (int) (resolution * STEP_SIZE), (int) (length / (resolution * STEP_SIZE)));
}