/*
* Parsing metastat output: we take two passes. In the first, we enumerate
* the list of devices. In the second, we assign properties to build up
* relationships.
*/
private void parse_metastat() {
InfoCommand ic = new InfoCommand("MD", "/usr/sbin/metastat", "-p");
if (ic.exists()) {
String[] lines = ic.getOutput().split("\n");
for (String line : lines) {
String[] ds = line.split("\\s+");
/*
* Conventionally, metadevices start with d; the only other
* possible entries are hot spares starting with hsp.
*/
if (ds[0].startsWith("d")) {
// metadevice
MetaDevice md = parse_metadevice(ds);
metadevices.add(md);
metamap.put(ds[0], md);
} else if (ds[0].startsWith("hsp")) {
// Hot spare pool
metahotspares.add(parse_hotspare(ds));
} else {
System.err.println("Unhandled metastat output\n" + line);
}
}
for (String line : lines) {
if (line.startsWith("d")) {
relate_metadevices(line.split("\\s+"));
}
}
}
}
private void parse_metadb() {
InfoCommand ic = new InfoCommand("MD", "/usr/sbin/metadb");
if (ic.exists()) {
for (String line : ic.getOutput().split("\n")) {
String[] ts = line.split("\\s+");
String ms = ts[ts.length - 1];
if (ms.startsWith("/")) {
boolean gotit = false;
for (MetaDB mdb : metadbs) {
if (ms.equals(mdb.getDevice())) {
mdb.addReplica();
gotit = true;
}
}
if (!gotit) {
metadbs.add(new MetaDB(ms));
}
}
}
}
}